diff options
Diffstat (limited to 'dataservices/datatop/src')
24 files changed, 0 insertions, 4378 deletions
diff --git a/dataservices/datatop/src/Android.mk b/dataservices/datatop/src/Android.mk deleted file mode 100644 index 264f11c..0000000 --- a/dataservices/datatop/src/Android.mk +++ /dev/null @@ -1,32 +0,0 @@ -LOCAL_PATH := $(call my-dir) - -include $(CLEAR_VARS) - -LOCAL_SRC_FILES := datatop.c -LOCAL_SRC_FILES += datatop_cpu_stats_poll.c -LOCAL_SRC_FILES += datatop_dev_poll.c -LOCAL_SRC_FILES += datatop_dual_line_poll.c -LOCAL_SRC_FILES += datatop_fileops.c -LOCAL_SRC_FILES += datatop_gen_poll.c -LOCAL_SRC_FILES += datatop_helpers.c -LOCAL_SRC_FILES += datatop_linked_list.c -LOCAL_SRC_FILES += datatop_meminfo_file_poll.c -LOCAL_SRC_FILES += datatop_opt.c -LOCAL_SRC_FILES += datatop_single_line_poll.c -LOCAL_SRC_FILES += datatop_stat_poll.c -LOCAL_SRC_FILES += datatop_str.c -LOCAL_SRC_FILES += datatop_sys_snap.c -LOCAL_SRC_FILES += datatop_value_only_poll.c - -LOCAL_CFLAGS := -Wall -Wextra -Werror -pedantic -std=c99 -LOCAL_CFLAGS += -DVERSION="\"1.0.4"\" -LOCAL_CFLAGS += -DHAVE_STRL_FUNCTIONS -LOCAL_CFLAGS += -D _BSD_SOURCE - -LOCAL_C_INCLUDES := $(LOCAL_PATH) - -LOCAL_CLANG := true -LOCAL_MODULE := datatop -LOCAL_MODULE_TAGS := optional - -include $(BUILD_EXECUTABLE) diff --git a/dataservices/datatop/src/Makefile.am b/dataservices/datatop/src/Makefile.am deleted file mode 100644 index 5dd0469..0000000 --- a/dataservices/datatop/src/Makefile.am +++ /dev/null @@ -1,22 +0,0 @@ -## Makefile.am for main application - -CFLAGS := -std=c99 # Target c99 for portability -CFLAGS += -Wall -Wextra -Werror -pedantic # Strict code quality enforcement -CFLAGS += -g -D _BSD_SOURCE # Enable debugging and BSD time functions - -bin_PROGRAMS = datatop -datatop_SOURCES := datatop.c -datatop_SOURCES += datatop_fileops.c -datatop_SOURCES += datatop_dual_line_poll.c -datatop_SOURCES += datatop_single_line_poll.c -datatop_SOURCES += datatop_meminfo_file_poll.c -datatop_SOURCES += datatop_dev_poll.c -datatop_SOURCES += datatop_stat_poll.c -datatop_SOURCES += datatop_value_only_poll.c -datatop_SOURCES += datatop_str.c -datatop_SOURCES += datatop_cpu_stats_poll.c -datatop_SOURCES += datatop_helpers.c -datatop_SOURCES += datatop_linked_list.c -datatop_SOURCES += datatop_opt.c -datatop_SOURCES += datatop_gen_poll.c -datatop_SOURCES += datatop_sys_snap.c diff --git a/dataservices/datatop/src/datatop.c b/dataservices/datatop/src/datatop.c deleted file mode 100644 index f079c30..0000000 --- a/dataservices/datatop/src/datatop.c +++ /dev/null @@ -1,283 +0,0 @@ -/************************************************************************ -Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** -* @file datatop.c -* @brief Executes commands for application. -* -* Contains the main() function where program executes. Calls appropriate -* methods based on user's CLI commands. Executes parsing function to -* determine necessary output and handles errors which may arise during the -* parse. Initiliazes files for data collection. Will call functions designed -* to poll and print the data in understandable format. -*/ - -#include <stdio.h> -#include <stdlib.h> -#include <sys/time.h> -#include <sys/resource.h> -#include <unistd.h> -#include <string.h> -#include <errno.h> -#include <time.h> -#include "datatop_interface.h" -#include "datatop_linked_list.h" -#include "datatop_opt.h" -#include "datatop_fileops.h" -#include "datatop_polling.h" -#include "datatop_gen_poll.h" - -struct dtop_linked_list *first_dpg_list; -struct cli_opts usr_cl_opts; - -/** - * @brief Prints the datapoint names and values to the terminal. - * - * @param dpg_list A pointer to the first node of a linked list which - * contains all data_point_gatherer structs to print. - */ -void dtop_print_terminal(struct dtop_linked_list *dpg_list) -{ - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - dtop_print_dpg(dpset); - curr_ptr = curr_ptr->next_ptr; - } -} - -/** - * @brief Polls the data periodically and prints to file specified by the user. - * - * Polls the data as often as specified by the user in their CLI arguments - * and outputs the data to a file also specified in CLI arguments. Then prints - * a snapshot of delta(dp_value) to the terminal. - * - * @param dpg_list A pointer to the first node of a linked list which contains - * all data_point_gatherer structs to poll and print. - * @param fw A pointer to the file which will be printed to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -int dtop_poll_periodically(struct dtop_linked_list *dpg_list, FILE *fw) -{ - struct timeval tv, timeout; - fd_set rfds; - time_t curtime, endtime; - int inp, quit = 0; - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - struct timeval ftime, itime, polltime; - - gettimeofday(&tv, NULL); - curtime = tv.tv_sec; - endtime = tv.tv_sec + usr_cl_opts.poll_time; - - /* print all of our datapoint names as column headers in csv format */ - if (fprintf(fw, "\"Time\",") < 0) - return FILE_ERROR; - - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - if (dtop_print_dpg_names_csv(dpset, fw) == FILE_ERROR) - return FILE_ERROR; - curr_ptr = curr_ptr->next_ptr; - } - if (fprintf(fw, "\n") < 0) - return FILE_ERROR; - - dtop_print_interactive_opts(); - gettimeofday(&itime, NULL); - /* periodically poll the datapoints and print in csv format */ - while (curtime < endtime - || usr_cl_opts.poll_time == POLL_NOT_SPECIFIED) { - FD_ZERO(&rfds); - FD_SET(0, &rfds); - timeout.tv_sec = usr_cl_opts.poll_per; - timeout.tv_usec = 0; - //ftime is right before timeout calculations for most acurate calculations - gettimeofday(&ftime, NULL); - timersub(&ftime, &itime, &polltime); - timersub(&timeout,&polltime, &timeout); - inp = select(1, &rfds, NULL, NULL, &timeout); - gettimeofday(&itime, NULL); - if (inp) { - char s[4]; - scanf("%s", s); - if (strcmp(s, "quit") == 0 - || strcmp(s, "q") == 0) { - quit = QUIT; - break; - } - if (strcmp(s, "i") == 0) { - dtop_print_snapshot_diff(first_dpg_list); - dtop_reset_dp_initial_values(first_dpg_list); - } - if (strcmp(s, "l") == 0) - dtop_print_snapshot_diff(first_dpg_list); - } - gettimeofday(&tv, NULL); - curtime = tv.tv_sec; - dtop_poll(dpg_list); - printf("Polled at %ld.%06ld\n", tv.tv_sec, tv.tv_usec); - if (dtop_print_time_at_poll(fw) == FILE_ERROR) - return FILE_ERROR; - if (dtop_write_pollingdata_csv(dpg_list, fw) == FILE_ERROR) - return FILE_ERROR; - } - - if (quit != QUIT) - dtop_print_snapshot_diff(dpg_list); - return FILE_SUCCESS; -} - -static void dtop_set_niceness(int niceness) -{ - int pid, rc; - pid = getpid(); - printf("Requesting nice %d\n", niceness); - rc = setpriority(PRIO_PROCESS, pid, niceness); - if (rc != 0) - fprintf(stderr, "Error setting priority [%d]\n", errno); - - rc = getpriority(PRIO_PROCESS, pid); - printf("Running with nice %d.\n", rc); -} - -int main(int argc, char **argv) -{ - int parse_status; - printf("DataTop - Version %s\n", VERSION); - printf("(c)2014-2015 Linux Foundation\n"); - - dtop_load_default_options(&usr_cl_opts); - - parse_status = dtop_parse_cli_opts(&usr_cl_opts, argc, argv); - switch (parse_status) { - case PARSE_SUCCESS: - dtop_set_niceness(usr_cl_opts.priority); - break; - - case PARSE_FORCE_EXIT: - exit(EXIT_SUCCESS); - break; - - case PARSE_FAILURE: - default: - printf("Failed to parse command line arguments.\n"); - exit(EXIT_FAILURE); - break; - } - - dtop_dual_line_init("/proc/net/netstat"); - dtop_dual_line_init("/proc/net/snmp"); - dtop_single_line_init("/proc/net/snmp6"); - dtop_gen_init("/proc/sys/net/"); - dtop_gen_init("/sys/module/rmnet_data/parameters/"); - dtop_gen_init("/sys/class/net/rmnet_mhi0/statistics/"); - dtop_gen_init("/sys/class/net/usb_rmnet0/statistics/"); - dtop_gen_init("/sys/class/net/rmnet_ipa0/statistics/"); - dtop_meminfo_init(); - dtop_dev_init(); - dtop_stat_init(); - dtop_cpu_stats_init(); - dtop_gen_init("/sys/kernel/debug/clk/bimc_clk/"); - dtop_gen_init("/sys/kernel/debug/clk/snoc_clk/"); - dtop_gen_init("/sys/kernel/debug/clk/pnoc_clk/"); - - if (usr_cl_opts.print_cl == OPT_CHOSE) { - dtop_poll(first_dpg_list); - dtop_print_terminal(first_dpg_list); - } - - if (usr_cl_opts.print_csv == OPT_CHOSE) { - FILE *to_file = NULL; - if ((dtop_open_writing_file(usr_cl_opts.file_name, - &to_file)) == VALID) { - printf("\nData being polled for %ld seconds.\n", - usr_cl_opts.poll_time); - if (dtop_poll_periodically(first_dpg_list, to_file) - == FILE_ERROR) { - fprintf(stderr, "err=%d: %s\n", errno, - strerror(errno)); - dtop_close_file(to_file); - deconstruct_dpgs(first_dpg_list); - dtop_rem_linked_list(first_dpg_list); - exit(EXIT_FAILURE); - } - dtop_close_file(to_file); - } else { - printf("File Can Not Be Opened\n"); - exit(EXIT_FAILURE); - } - } - - if (usr_cl_opts.snapshot_file) { - if (dtop_print_system_snapshot(usr_cl_opts.snapshot_file) - == FILE_ERROR) { - fprintf(stderr, "err=%d: %s\n", errno, - strerror(errno)); - deconstruct_dpgs(first_dpg_list); - dtop_rem_linked_list(first_dpg_list); - exit(EXIT_FAILURE); - } - } - - if (usr_cl_opts.print_cl == OPT_NOT_CHOSE && - usr_cl_opts.print_csv == OPT_NOT_CHOSE) { - if ((!usr_cl_opts.snapshot_file) - || usr_cl_opts.poll_time_selected == POLL_TIME_SELECTED) { - printf("\nData will now be polled for %ld seconds.\n", - usr_cl_opts.poll_time); - dtop_poll(first_dpg_list); - sleep(usr_cl_opts.poll_time); - dtop_poll(first_dpg_list); - dtop_print_snapshot_diff(first_dpg_list); - } - } - - deconstruct_dpgs(first_dpg_list); - dtop_rem_linked_list(first_dpg_list); - return 0; -} - -/** - * @brief Adds each dpg as a node to a linked list. - * - * Called when a dpg is initialized. - * - * @param dpg A pointer to a data_point_gatherer struct which is to be added to the linked list. - */ -void dtop_register(struct dtop_data_point_gatherer *dpg) -{ - if (dpg) - first_dpg_list = dtop_add_linked_list(dpg, first_dpg_list); -} diff --git a/dataservices/datatop/src/datatop_cpu_stats_poll.c b/dataservices/datatop/src/datatop_cpu_stats_poll.c deleted file mode 100644 index 275ddd8..0000000 --- a/dataservices/datatop/src/datatop_cpu_stats_poll.c +++ /dev/null @@ -1,182 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_cpu_stats_poll.c - * @brief Calls dtop_value_only_init for necessary cpu datapoints. - * - * File contains methods for determing number of cpu's online and calling - * correct initialization function to gather scaling_cur_freq data point - * for each cpu along with each cpu's online status. - */ - -#include <unistd.h> -#include <stdio.h> -#include <dirent.h> -#include <string.h> -#include <stdlib.h> -#include <errno.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <ctype.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" -#include "datatop_polling.h" - -#define DTOP_GEN_SIZE 8192 -#define DTOP_GEN_LINE (DTOP_GEN_SIZE>>2) -#define NO_CPUS_ONLINE -1 - -/** - * @brief Searches /sys/devices/system/cpu/ directory to get find number of CPUs. - * - * @return Number of CPUs found in directory. - */ -static int dtop_cpu_search(void) -{ - DIR *dp; - struct dirent *entry; - struct stat s; - int cpu_amt; - char cwd[1024]; - - if (!getcwd(cwd, sizeof(cwd))) { - fprintf(stderr, "Failed to get current working dir\n"); - return -1; - } - - dp = opendir("/sys/devices/system/cpu/"); - if (dp == NULL) { - fprintf(stderr, "err=%d: %s\n", errno, strerror(errno)); - fprintf(stderr, "Cannot open directory: %s\n", - "/sys/devices/system/cpu/"); - return NO_CPUS_ONLINE; - } - - chdir("/sys/devices/system/cpu/"); - cpu_amt = 0; - while ((entry = readdir(dp))) { - if (stat(entry->d_name, &s)) { - printf("stat err=%d: %s\n", errno, strerror(errno)); - return NO_CPUS_ONLINE; - } - - if (entry->d_name[0] == 'c' && - entry->d_name[1] == 'p' && - entry->d_name[2] == 'u' && - (isdigit(entry->d_name[3]))) { - - cpu_amt++; - } - } - - closedir(dp); - chdir(cwd); - return cpu_amt; -} - -/** - * @brief Creates a dpg designed for CPU online and CPU scaling_cur_freq stats. - * - * @param name Name of file dpg represents. - */ -static void construct_cpu_stat_dpg(char *name) -{ - char *file = malloc(strlen(name) + 1); - struct dtop_data_point *dp = - malloc(sizeof(struct dtop_data_point)); - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - - strlcpy(file, name, strlen(name) + 1); - - dp[0].type = DTOP_ULONG; - dp[0].name = malloc(5); - strlcpy(dp[0].name, "", 5); - dp[0].prefix = NULL; - dp[0].data.d_ulong = 0; - dp[0].initial_data.d_ulong = 0; - dp[0].skip = DO_NOT_SKIP; - dp[0].initial_data_populated = NOT_POPULATED; - - dpg->prefix = file; - dpg->file = file; - dpg->poll = dtop_value_only_poll; - dpg->data_points = dp; - dpg->data_points_len = 1; - dpg->deconstruct = dtop_value_only_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Calls dpg constructor for necessary CPU stat files. - * - * Creates file names based on number of CPUs found and calls the - * dpg constructor for them. - * - * @param file Directory where the CPUs are found. - * @param add String which is concatenated onto file and represents - * the path after a CPU directory is entered. - * @param cpu_amt Amount of CPUs found on device. - */ -static void cpu_poll_helper(char *file, char *add, int cpu_amt) -{ - int i; - for (i = 0; i < cpu_amt; i++) { - char *cpu_num = malloc(5); - char *newfile; - int nf_len; - snprintf(cpu_num, 5, "%d", i); - nf_len = strlen(file) + strlen(add) + strlen(cpu_num) + 2; - newfile = malloc(nf_len); - strlcpy(newfile, file, nf_len); - strlcat(newfile, cpu_num, nf_len); - strlcat(newfile, add, nf_len); - free(cpu_num); - construct_cpu_stat_dpg(newfile); - free(newfile); - } -} - -/** - * @brief Calls necessary functions for CPU stat dpgs. - */ -void dtop_cpu_stats_init(void) -{ - int cpu_amt; - char *file = "/sys/devices/system/cpu/cpu"; - char *add = "/cpufreq/scaling_cur_freq"; - - cpu_amt = dtop_cpu_search(); - cpu_poll_helper(file, add, cpu_amt); - add = "/online"; - cpu_poll_helper(file, add, cpu_amt); -} diff --git a/dataservices/datatop/src/datatop_dev_poll.c b/dataservices/datatop/src/datatop_dev_poll.c deleted file mode 100644 index 0dcab1e..0000000 --- a/dataservices/datatop/src/datatop_dev_poll.c +++ /dev/null @@ -1,320 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_dev_poll.c - * @brief Adds ability for data collection from /proc/net/dev - * - * File contains methods for searching and polling data from - * "/proc/net/dev" - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" - -#define DTOP_DEV_SIZE 8192 -#define DTOP_DEV_LINE (DTOP_DEV_SIZE>>2) - -/** -* @struct dtop_dev_vars -* @brief Struct used to hold necessary variables for /proc/net/dev dpg -* -* @var dtop_dev_vars::line -* Array of strings where necessary dp names and values are held. -* @var dtop_dev_vars::line_count -* Number of lines the file is that the dpg represents. -*/ -struct dtop_dev_vars { - char **line; - int line_count; -}; - -/** - * @brief Parses lines with data in "/proc/net/dev" - * - * @param line1 Line to parse to find datapoint names and values. - * @param len1 Length of line1. - * @param index Index in the dictionary the key (name) is added to. - * @param dict Dictionary the keys and values are added to. - */ -static void dt_dev_parse(char *line1, int len1, - int index, struct dt_procdict *dict) -{ - int i, start = 0; - int j, k, n; - i = 0; - while (line1[i] == ' ' || line1[i] == ' ') - i++; - dict->key[index] = &line1[i]; - for (i = 0; i < len1; i++) { - if (line1[i] == ':') { - line1[i+1] = 0; - start = i+2; - break; - } - } - - k = 0; - for (j = start; j < len1; j++) { - if (line1[j] != ' ' && line1[j] != ' ') { - dict->val[k] = &line1[j]; - n = j; - while (line1[n] != ' ' && line1[n] != ' ') - n++; - if (n < len1) - line1[n] = 0; - j = n; - k++; - } - } -} - -/** - * @brief Stores the data collected from "/proc/net/dev" - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_dev_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int *line_len = malloc(sizeof(int) * - ((struct dtop_dev_vars *) - (dpg->priv))->line_count); - int read; - struct dt_procdict *dict = malloc(sizeof(struct dt_procdict) - *((struct dtop_dev_vars *) - (dpg->priv))->line_count-2); - int j, n, sum; - int index = 0; - int dp = 0; - - read = dt_read_file(dpg->file, &data, DTOP_DEV_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < ((struct dtop_dev_vars *) - (dpg->priv))->line_count; n++) { - line_len[n] = dt_read_line(((struct dtop_dev_vars *) - (dpg->priv))->line[n], - DTOP_DEV_LINE, data, - DTOP_DEV_SIZE, sum); - if (n <= (((struct dtop_dev_vars *) - (dpg->priv))->line_count - 1)) { - sum += (line_len[n] + 1); - } - - } - - for (n = 2; n < ((struct dtop_dev_vars *) - (dpg->priv))->line_count; n++) { - dt_dev_parse(((struct dtop_dev_vars *) - (dpg->priv))->line[n], line_len[n], - index, &dict[index]); - index++; - } - - - /* Assigns the dp value to the dp struct */ - for (n = 2; n < ((struct dtop_dev_vars *) - (dpg->priv))->line_count; n++) { - for (j = 0; j < 16; j++) { - dtop_store_dp(&(dpg->data_points[dp]), - dict[n-2].val[j]); - dp++; - } - } - - dt_free(&data); - free(line_len); - free(dict); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated "/proc/net/dev" dpg. - * - * Frees the memory of the dpg along with it's data_points - * and other malloc'd memory no longer needed. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -static void dtop_dev_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset) -{ - int i, j, dp; - dp = 0; - for (j = 0; j < ((((struct dtop_dev_vars *) - (dpset->priv))->line_count)-2); j++) { - for (i = 0; i < 16; i++) { - free(dpset->data_points[dp].prefix); - dp++; - } - } - free(dpset->data_points); - for (i = 0; i < ((struct dtop_dev_vars *) - (dpset->priv))->line_count; i++) - free(((struct dtop_dev_vars *)(dpset->priv))->line[i]); - free(((struct dtop_dev_vars *)(dpset->priv))->line); - free(((struct dtop_dev_vars *)(dpset->priv))); - free(dpset); -} - -/** - * @brief Creates a dpg for "/proc/net/dev" file - * - * Dynamically allocates memory for dpg which is then added to a linked list - * via the dtop_register(dpg) function call. - * - * @param data_points dtop_data_point struct that dpg points to. - * @param storage dtop_dev_vars struct that holds relevant dpg variables. - */ -static void construct_dev_file_dpg(struct dtop_dev_vars *storage, - int dp_count, struct dtop_data_point *data_points) -{ - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - - dpg->prefix = "/proc/net/dev"; - dpg->file = "/proc/net/dev"; - dpg->poll = dtop_dev_poll; - dpg->data_points = data_points; - dpg->priv = (struct dtop_dev_vars *)storage; - dpg->data_points_len = dp_count; - dpg->deconstruct = dtop_dev_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Scans "/proc/net/dev in order to autodetect dps. - * - * Searches through "/proc/net/dev" file for all available data - * points to create as dp structs. - * - * @param name This is the file name "/proc/net/dev" passed in by dtop_dev_init - * @param storage dtop_dev_vars struct where relevant variables are stored. - */ -int dtop_dev_search(char *name, struct dtop_dev_vars *storage) -{ - int i, n, sum; - char *data; - int *line_len = malloc(sizeof(int) * storage->line_count); - int read; - struct dt_procdict dict; - struct dt_procdict dev_dict; - struct dtop_data_point *data_points = malloc - (sizeof(struct dtop_data_point) * 16 * (storage->line_count-2)); - int dp_count = (16 * (storage->line_count - 2)); - int index = 0; - int dp = 0; - - storage->line = malloc(storage->line_count * sizeof(*storage->line)); - - for (i = 0; i < storage->line_count; i++) - storage->line[i] = malloc(sizeof(char) * DTOP_DEV_LINE); - - dev_dict.val[0] = "bytes"; - dev_dict.val[1] = "packets"; - dev_dict.val[2] = "errs"; - dev_dict.val[3] = "drop"; - dev_dict.val[4] = "fifo"; - dev_dict.val[5] = "frame"; - dev_dict.val[6] = "compressed"; - dev_dict.val[7] = "multicast"; - dev_dict.val[8] = "bytes"; - dev_dict.val[9] = "packets"; - dev_dict.val[10] = "errs"; - dev_dict.val[11] = "drop"; - dev_dict.val[12] = "fifo"; - dev_dict.val[13] = "colls"; - dev_dict.val[14] = "carrier"; - dev_dict.val[15] = "compressed"; - - read = dt_read_file(name, &data, DTOP_DEV_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < storage->line_count; n++) { - line_len[n] = dt_read_line(storage->line[n], - DTOP_DEV_LINE, data, - DTOP_DEV_SIZE, sum); - if (n < (storage->line_count - 1)) - sum += (line_len[n] + 1); - } - - construct_dev_file_dpg(storage, dp_count, data_points); - - for (n = 2; n < storage->line_count; n++) { - dt_dev_parse(storage->line[n], line_len[n], index, &dict); - index++; - } - - for (n = 2; n < storage->line_count; n++) { - for (i = 0; i < 16; i++) { - char *pref = malloc(30 * sizeof(char)); - data_points[dp].skip = 0; - data_points[dp].initial_data_populated = NOT_POPULATED; - if (i < 8) - strlcpy(pref, "Receive:", 30 * sizeof(char)); - else if (i >= 8) - strlcpy(pref, "Transmit:", 30 * sizeof(char)); - strlcat(pref, dev_dict.val[i], 30 * sizeof(char)); - data_points[dp].prefix = pref; - data_points[dp].name = dict.key[n-2]; - data_points[dp].type = DTOP_ULONG; - dp++; - } - index++; - } - - free(line_len); - dt_free(&data); - return DTOP_POLL_OK; -} - -/** - * @brief Calls dtop_search for "/proc/net/dev" file. - */ -void dtop_dev_init(void) -{ - struct dtop_dev_vars *storage = malloc - (sizeof(struct dtop_dev_vars)); - storage->line_count = dtop_get_file_line_amount("/proc/net/dev"); - dtop_dev_search("/proc/net/dev", storage); -} diff --git a/dataservices/datatop/src/datatop_dual_line_poll.c b/dataservices/datatop/src/datatop_dual_line_poll.c deleted file mode 100644 index 8ada0c1..0000000 --- a/dataservices/datatop/src/datatop_dual_line_poll.c +++ /dev/null @@ -1,319 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_dual_line_poll.c - * @brief Adds ability for data collection from dual line files. - * - * File contains methods for searching and polling data from - * dual line files, meaning the first line contains the dp names - * while the second line contains the corresponding values. - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" - -#define DTOP_DUAL_SIZE 8192 -#define DTOP_DUAL_LINE (DTOP_DUAL_SIZE>>2) - -/** -* @struct dtop_dual_line_vars -* @brief Struct used to hold necessary variables for dual_line_file dpgs. -* -* @var dtop_dual_line_vars::line -* Array of strings where necessary dp names and values are held. -* @var dtop_dual_line_vars::line2 -* Array of strings where necessary dp names and values are held. -* @var dtop_dual_line_vars::line_count -* Number of lines the file is that the dpg represents. -*/ -struct dtop_dual_line_vars { - char **line; - char **line2; - int line_count; -}; - -/** - * @brief Stores the data collected from a dual_line file. - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_dual_line_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int *line_len = malloc(sizeof(int) * - ((struct dtop_dual_line_vars *) - (dpg->priv))->line_count); - int *line_len2 = malloc(sizeof(int) * - ((struct dtop_dual_line_vars *) - (dpg->priv))->line_count); - int read; - - struct dt_procdict *dict = malloc(sizeof(struct dt_procdict) - * (((struct dtop_dual_line_vars *) - (dpg->priv))->line_count/2)); - struct dt_procdict *prefix_dict = malloc(sizeof(struct dt_procdict) - * (((struct dtop_dual_line_vars *) - (dpg->priv))->line_count/2)); - int i, j, k, n, sum, sum2; - - read = dt_read_file(dpg->file, &data, DTOP_DUAL_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - sum2 = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < ((struct dtop_dual_line_vars *) - (dpg->priv))->line_count; n++) { - line_len[n] = dt_read_line(((struct dtop_dual_line_vars *) - (dpg->priv))->line[n], - DTOP_DUAL_LINE, data, - DTOP_DUAL_SIZE, sum); - line_len2[n] = dt_read_line(((struct dtop_dual_line_vars *) - (dpg->priv))->line2[n], - DTOP_DUAL_LINE, data, - DTOP_DUAL_SIZE, sum2); - if (n <= (((struct dtop_dual_line_vars *) - (dpg->priv))->line_count-2)) { - sum += (line_len[n] + 1); - sum2 += (line_len2[n] + 1); - } - - } - - /* Stores dp names and values in dictionary */ - for (i = 0; i < (((struct dtop_dual_line_vars *) - (dpg->priv))->line_count/2); i++) - dt_parse_proc_dictionary(((struct dtop_dual_line_vars *) - (dpg->priv))->line[2*i], - line_len[2*i], - ((struct dtop_dual_line_vars *) - (dpg->priv))->line[(2*i)+1], - line_len[(2*i)+1], - &dict[i]); - - /* Stores dp prefices in dictionary */ - for (i = 0; i < (((struct dtop_dual_line_vars *) - (dpg->priv))->line_count/2); i++) - dt_parse_for_prefix(((struct dtop_dual_line_vars *) - (dpg->priv))->line2[2*i], line_len2[2*i], - &prefix_dict[i]); - - /* Assigns a dp value to each dp struct */ - for (k = 0; k < (((struct dtop_dual_line_vars *) - (dpg->priv))->line_count/2); k++) { - for (j = 0; j < dpg->data_points_len; j++) { - i = dt_find_dict_idx(dpg->data_points[j].name, - &dict[k]); - if (i >= 0 && i < dict[k].max && - (strcmp(dpg->data_points[j].prefix, - prefix_dict[k].val[i]) == 0)) - - dtop_store_dp(&(dpg->data_points[j]), - dict[k].val[i]); - } - } - - dt_free(&data); - free(line_len); - free(line_len2); - free(dict); - free(prefix_dict); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated dual_line_file dpgs. - * - * Frees the memory of the dpg along with it's data_points - * and other malloc'd memory no longer needed. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -static void dtop_dual_line_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset) -{ - int i; - free(dpset->data_points); - for (i = 0; i < ((struct dtop_dual_line_vars *) - (dpset->priv))->line_count; i++) { - free(((struct dtop_dual_line_vars *)(dpset->priv))->line[i]); - free(((struct dtop_dual_line_vars *)(dpset->priv))->line2[i]); - } - free(((struct dtop_dual_line_vars *)(dpset->priv))->line); - free(((struct dtop_dual_line_vars *)(dpset->priv))->line2); - free(((struct dtop_dual_line_vars *)(dpset->priv))); - free(dpset); -} - -/** - * @brief Creates a dpg for a dual_line file. - * - * Dynamically allocates memory for dpg which is then added to a linked list - * via the dtop_register(dpg) function call. - * - * @param name Name of file dpg represents. - * @param data_points dtop_data_point struct that dpg points to. - * @param storage dtop_dual_line_vars struct that hold relevant dpg variables. - * @param dp_count Number of datapoints in dtop_data_point struct array. - */ -static void construct_dual_line_file_dpg(char *name, struct dtop_data_point - *data_points, struct dtop_dual_line_vars *storage, int dp_count) -{ - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - dpg->prefix = name; - dpg->file = name; - dpg->poll = dtop_dual_line_poll; - dpg->data_points = data_points; - dpg->priv = (struct dtop_dual_line_vars *)storage; - dpg->data_points_len = dp_count; - dpg->deconstruct = dtop_dual_line_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Scans a dual_line file for all datapoints and creats dps. - * - * Searches through a dual_line file (Key on one line with value on next line) - * for all available data points to create as dp structs. - * - * @param name Name of file. - * @param storage dtop_dual_line_vars struct where relevant variables are stored. - */ -int dtop_dual_line_search(char *name, struct dtop_dual_line_vars *storage) -{ - int i, j, k, n, sum, sum2; - char *data; - int *line_len = malloc(sizeof(int) * storage->line_count); - int *line_len2 = malloc(sizeof(int) * storage->line_count); - int read; - struct dt_procdict *dict, *prefix_dict; - struct dtop_data_point *data_points; - int dp_count = 0; - - storage->line = malloc(storage->line_count * sizeof(*storage->line)); - storage->line2 = malloc(storage->line_count * sizeof(*storage->line2)); - for (i = 0; i < storage->line_count; i++) { - storage->line[i] = malloc(sizeof(char) * DTOP_DUAL_LINE); - storage->line2[i] = malloc(sizeof(char) * DTOP_DUAL_LINE); - } - dict = malloc(sizeof(struct dt_procdict) * (storage->line_count/2)); - prefix_dict = malloc(sizeof(struct dt_procdict) - * (storage->line_count/2)); - - read = dt_read_file(name, &data, DTOP_DUAL_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - sum2 = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < storage->line_count; n++) { - line_len[n] = dt_read_line(storage->line[n], - DTOP_DUAL_LINE, data, - DTOP_DUAL_SIZE, sum); - line_len2[n] = dt_read_line(storage->line2[n], - DTOP_DUAL_LINE, data, - DTOP_DUAL_SIZE, sum2); - if (n <= (storage->line_count-2)) { - sum += (line_len[n] + 1); - sum2 += (line_len2[n] + 1); - } - - } - - /* Stores dp names and prefixes in dictionaries */ - for (i = 0; i < (storage->line_count/2); i++) - dt_parse_proc_dictionary(storage->line[2*i], line_len[2*i], - storage->line[(2*i)+1], line_len[(2*i)+1], &dict[i]); - - for (i = 0; i < (storage->line_count/2); i++) - dt_parse_for_prefix(storage->line2[2*i], line_len2[2*i], - &prefix_dict[i]); - - /* Finds how many data points were gathered from the file */ - for (j = 0; j < (storage->line_count/2); j++) { - for (i = 0; i < dict[j].max; i++) - dp_count++; - } - - data_points = malloc(dp_count * sizeof(struct dtop_data_point)); - - k = 0; - /* Creates a dtop_data_point struct for each dp found in the file */ - for (j = 0; j < (storage->line_count/2); j++) - for (i = 0; i < dict[j].max; i++) { - if (dict[j].val[i][0] == '-') - data_points[k].type = DTOP_LONG; - else - data_points[k].type = DTOP_ULONG; - data_points[k].name = dict[j].key[i]; - data_points[k].prefix = prefix_dict[j].val[i]; - data_points[k].skip = DO_NOT_SKIP; - data_points[k].initial_data_populated = NOT_POPULATED; - k++; - } - - /* Calls dpg constructor, dpg will point to the dp struct */ - construct_dual_line_file_dpg(name, data_points, storage, dp_count); - - free(line_len); - free(line_len2); - free(dict); - free(prefix_dict); - dt_free(&data); - - return DTOP_POLL_OK; -} - -/** - * @brief Calls dtop_search for a file with dual line pairs. - */ -void dtop_dual_line_init(char *name) -{ - struct dtop_dual_line_vars *storage = malloc - (sizeof(struct dtop_dual_line_vars)); - storage->line_count = dtop_get_file_line_amount(name); - - if (storage->line_count%2 != 0) { - printf("Dual line file, %s, contains error.\n", name); - printf("Data will not be collected from %s\n", name); - return; - } - dtop_dual_line_search(name, storage); -} diff --git a/dataservices/datatop/src/datatop_fileops.c b/dataservices/datatop/src/datatop_fileops.c deleted file mode 100644 index b4c866c..0000000 --- a/dataservices/datatop/src/datatop_fileops.c +++ /dev/null @@ -1,167 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_fileops.c - * @brief Declares functions for reading and writing to files. - * - * Declares functions called when reading from files which data is collected. - * Also contains methods to handle files which will be written to. - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include <unistd.h> -#include <errno.h> -#include "datatop_interface.h" -#include "datatop_linked_list.h" -#include "datatop_opt.h" -#include "datatop_fileops.h" - -/** - * @brief Reads the lines from files which we are collecting data from. - * - * @param file File which is read from - * @param buffer Pointer to buffer where data will be read. The buffer is allocated - * in dt_read_file() and passed back to the caller. Caller should - * free this when done. - * @param len Maximum amount of data which should be read from the file. - * @return Number of bytes of data placed in *buffer. - */ -int dt_read_file(const char *file, char **buffer, int len) -{ - int read; - FILE *fp; - - *buffer = (char *)malloc(len); - if (!(*buffer)) { - fprintf(stderr, "%s(): malloc(%d) failed\n", __func__, len); - return 0; - } - - fp = fopen(file, "r"); - if (!fp) { - fprintf(stderr, "%s(): Failed to open %s: ", __func__, file); - fprintf(stderr, "Error: %s\n", strerror(errno)); - free(*buffer); - *buffer = 0; - return 0; - } - read = fread(*buffer, sizeof(char), len, fp); - fclose(fp); - - return read; -} - -/** - * @brief Deallocates memory no longer being used. - * - * @param buffer Buffer to be deallocated. - */ -void dt_free(char **buffer) -{ - free(*buffer); - *buffer = 0; -} - -/** - * @brief Checks for access to a file for writing. - * - * @param fw File to check access of. - * @return INVALID - File already exists or write access denied. - * @return VALID - File does not exist and can be written to. - */ -int dtop_check_writefile_access(char *fw) -{ - if (!access(fw, F_OK)) { - printf("File specified already exists\n"); - return INVALID; - } - - if (!access(fw, W_OK)) { - printf("Permission to write to specified file denied\n"); - return INVALID; - } - - return VALID; -} - -/** - * @brief Opens file and handles possible errors. - * - * @param fw File path to be opened. - * @param to_file Pointer to the *file that is opened. - * @return VALID - File opened successfully. - * @return INVALID - File could not be opened. - */ -int dtop_open_writing_file(char *fw, FILE **to_file) -{ - *to_file = fopen(fw, "w"); - if (*to_file) { - return VALID; - } else { - fprintf(stderr, "Value of errno: %d\n", errno); - fprintf(stderr, "Error opening file: %s\n", strerror(errno)); - fprintf(stderr, "Please try writing to a non-existent file\n"); - printf("See datatop -h for help\n"); - return INVALID; - } -} - -/** - * @brief Closes a file if not a standard stream. - * - * @param fw File to be closed. - */ -void dtop_close_file(FILE *fw) -{ - if (fw != stdout && fw != stderr && fw != stdin) - fclose(fw); -} - -/** - * @brief Helper function to find number of lines in dual_line file. - * - * @return Number of lines in a dual_line file. - */ -int dtop_get_file_line_amount(char *name) -{ - signed char rc = 0; - int line_count = 0; - FILE *file = fopen(name, "r"); - while (rc != EOF) { - if (rc == '\n') - line_count++; - rc = fgetc(file); - } - - fclose(file); - return line_count; -} diff --git a/dataservices/datatop/src/datatop_fileops.h b/dataservices/datatop/src/datatop_fileops.h deleted file mode 100644 index 0078e06..0000000 --- a/dataservices/datatop/src/datatop_fileops.h +++ /dev/null @@ -1,48 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_fileops.h - * @brief Declares functions held within datatop_fileops.h - */ - -#ifndef DATATOP_FILEOPS_H -#define DATATOP_FILEOPS_H - -#include "datatop_interface.h" -#include "datatop_linked_list.h" -#include "datatop_opt.h" - -int dt_read_file(const char *file, char **buffer, int len); -void dt_free(char **buffer); -int dtop_check_writefile_access(char *fw); -int dtop_open_writing_file(char *fw, FILE **to_file); -void dtop_close_file(FILE *fw); -int dtop_get_file_line_amount(char *file); -#endif /* DATATOP_FILEOPS_H */ diff --git a/dataservices/datatop/src/datatop_gen_poll.c b/dataservices/datatop/src/datatop_gen_poll.c deleted file mode 100644 index c3eb09d..0000000 --- a/dataservices/datatop/src/datatop_gen_poll.c +++ /dev/null @@ -1,280 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_gen_poll.c - * @brief Contains functions which add ability to scan directories for data points. - * - * Contains functions that search through a directory and create dpg's for any - * important data values found which can then be polled for data collection. - */ - -#include <unistd.h> -#include <stdio.h> -#include <dirent.h> -#include <string.h> -#include <stdlib.h> -#include <errno.h> -#include <sys/stat.h> -#include <sys/types.h> - -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" -#include "datatop_gen_poll.h" - -#define DTOP_GEN_SIZE 8192 -#define DTOP_GEN_LINE (DTOP_GEN_SIZE>>2) - -/** - * @brief Searches a file to find the number of data values it contains. - * - * @param dpg The struct which contains the file to search. - * @return Number of datapoints found in the file. - */ -static int get_number_of_values(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int read; - char line[DTOP_GEN_LINE]; - int line_len; - int i, num; - - read = dt_read_file(dpg->file, &data, DTOP_GEN_SIZE); - line_len = dt_read_line(line, DTOP_GEN_LINE, data, DTOP_GEN_SIZE, 0); - - if (read == 0) { - return 0; - } - - if (line_len < 1) { - dt_free(&data); - return 0; - } - - num = 1; - for (i = 0; i < line_len; i++) { - if ((line[i] == ' ' || line[i] == ',' - || line[i] == ' ') &&line[i+1] != 0) - num++; - } - - dt_free(&data); - return num; -} - -/** - * @brief Stores the data collected from a dpg that was constructed during dtop_search. - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_gen_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int read; - char line[DTOP_GEN_LINE]; - int line_len; - struct dt_procdict dict; - int i; - - read = dt_read_file(dpg->file, &data, DTOP_GEN_SIZE); - line_len = dt_read_line(line, DTOP_GEN_LINE, data, DTOP_GEN_SIZE, 0); - - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - dt_single_line_parse(line, line_len, &dict); - - for (i = 0; i < dpg->data_points_len; i++) { - if (dict.val[i][0] == '-') - dpg->data_points[i].type = DTOP_LONG; - dtop_store_dp(&(dpg->data_points[i]), dict.val[i]); - } - - dt_free(&data); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated dpg's. - * - * Frees the memory of dpg variables and the dpg for all dynamically allocated - * dpgs. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -static void dtop_gen_dpg_deconstructor(struct dtop_data_point_gatherer *dpset) -{ - int i; - for (i = 0; i < dpset->data_points_len; i++) - free(dpset->data_points[i].name); - free(dpset->data_points); - free(dpset->file); - free(dpset->prefix); - free(dpset); -} - -/** - * @brief Creates a dpg and all necessary dp's corresponding to it. - * - * Dynamically allocates memory for dpg and dp structs which are then - * created and added to a linked_list of dpgs through the dtop_register - * function. - * - * @param dir Directory which file is located in, assigned to the dpg prefix. - * @param name Name of file that dpg represents, assigned to a dp name. - */ -static void dpg_construction(char *dir, char *name) -{ - int num, i; - int both_len = strlen(dir) + strlen(name) + 1; - char *both = malloc(both_len); - char *maindir; - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - strlcpy(both, dir, both_len); - strlcat(both, name, both_len); - maindir = malloc(strlen(dir) + 1); - strlcpy(maindir, dir, strlen(dir) + 1); - - dpg->prefix = maindir; - dpg->file = both; - dpg->poll = dtop_gen_poll; - dpg->deconstruct = dtop_gen_dpg_deconstructor; - num = get_number_of_values(dpg); - - if (num != 0) { - struct dtop_data_point *dp = malloc - (num * sizeof(struct dtop_data_point)); - for (i = 0; i < num; i++) { - if (num == 1) { - dp[i].name = malloc(strlen(name) + 1); - strlcpy(dp[i].name, name, strlen(name) + 1); - } else { - char *add = malloc(7 * sizeof(char)); - char *newname; - int nn_len, dpn_len; - snprintf(add, 7 * sizeof(char), "[%d]:", i); - nn_len = strlen(name) + strlen(add) + 1; - newname = malloc(nn_len); - strlcpy(newname, name, nn_len); - strlcat(newname, add, nn_len); - dpn_len = strlen(newname) + 1; - dp[i].name = malloc(dpn_len); - strlcpy(dp[i].name, newname, dpn_len); - free(add); - free(newname); - } - dp[i].prefix = NULL; - dp[i].type = DTOP_ULONG; - dp[i].skip = DO_NOT_SKIP; - dp[i].initial_data_populated = NOT_POPULATED; - } - - dpg->data_points = dp; - dpg->data_points_len = num; - - dtop_register(dpg); - } else { - free(dpg->prefix); - free(dpg->file); - free(dpg); - } -} - -/** - * @brief Scans a directory for all important datapoints to be collected. - * - * Recursively scans a directory and locates all files which data will be - * collected from. - * - * @param dir Directory to search. - */ -static int dtop_search(char *dir) -{ - DIR *dp; - struct dirent *entry; - struct stat s; - char cwd[1024]; - - if (!getcwd(cwd, sizeof(cwd))) { - fprintf(stderr, "Failed to get current working dir\n"); - return -1; - } - - dp = opendir(dir); - if (dp == NULL) { - fprintf(stderr, "err=%d: %s\n", errno, strerror(errno)); - fprintf(stderr, "Cannot open directory: %s\n", dir); - return DIR_FAILURE; - } - - chdir(dir); - - while ((entry = readdir(dp))) { - if (stat(entry->d_name, &s)) { - printf("stat err=%d: %s\n", errno, strerror(errno)); - return DIR_FAILURE; - } - - if (strcmp(".", entry->d_name) != 0 && - strcmp("..", entry->d_name) != 0 && - S_ISREG(s.st_mode)) { - - dpg_construction(dir, entry->d_name); - - } else if (strcmp(".", entry->d_name) != 0 && - strcmp("..", entry->d_name) != 0 && - S_ISDIR(s.st_mode)) { - int nd_len = strlen(dir) + strlen(entry->d_name) + 2; - char *newdir = malloc(nd_len); - strlcpy(newdir, dir, nd_len); - strlcat(newdir, entry->d_name, nd_len); - strlcat(newdir, "/", nd_len); - dtop_search(newdir); - free(newdir); - } - } - - closedir(dp); - chdir(cwd); - return DIR_SUCCESS; -} - -/** - * @brief Calls dtop_search for any specified directory. - * - * @param dir Directory to search. - */ -void dtop_gen_init(char *dir) -{ - dtop_search(dir); -} diff --git a/dataservices/datatop/src/datatop_gen_poll.h b/dataservices/datatop/src/datatop_gen_poll.h deleted file mode 100644 index 6baffc9..0000000 --- a/dataservices/datatop/src/datatop_gen_poll.h +++ /dev/null @@ -1,43 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_gen_poll.h - * @brief Declares functions held within datatop_gen_poll.c - */ - -#ifndef DATATOP_GEN_POLL_H -#define DATATOP_GEN_POLL_H - -#define DIR_SUCCESS 0 -#define DIR_FAILURE 1 - -void dtop_gen_init(char *dir); -#endif /* DATATOP_GEN_POLL_H */ - diff --git a/dataservices/datatop/src/datatop_helpers.c b/dataservices/datatop/src/datatop_helpers.c deleted file mode 100644 index 325b824..0000000 --- a/dataservices/datatop/src/datatop_helpers.c +++ /dev/null @@ -1,478 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_helpers.c - * @brief Contains functions which output data. - * - * Contains functions which are used for printing data to output streams. - * Handles all formatting for data output. Also contains functions which - * are responsible for data gathering and collection. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stdint.h> -#include <time.h> -#include <sys/time.h> -#include <string.h> -#include <errno.h> -#include "datatop_interface.h" -#include "datatop_linked_list.h" -#include "datatop_fileops.h" - -/** - * @brief Prints the name and prefix of a datapoint. - * - * @param dp Dp whose name and prefix is printed. - * @param prefix Directory where dp is contained. - * @param fw File to print the information to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -static int dtop_format_dp_names(struct dtop_data_point *dp, const char - *prefix, FILE *fw) -{ - if (dp->prefix) { - if (fprintf(fw, "\"%s:%s:%s\",", prefix, dp->prefix, - dp->name) < 0) - return FILE_ERROR; - } else { - if (fprintf(fw, "\"%s::%s\",", prefix, dp->name) < 0) - return FILE_ERROR; - } - return FILE_SUCCESS; -} - -/** - * @brief Prints the value of a datapoint. - * - * Checks the type of the value and will print it accordingly. - * - * @param dp Pointer to the data_point struct which holds the value that will - * be printed. - * @param fw File to print the information to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -static int dtop_format_dp_values(struct dtop_data_point *dp, FILE *fw) -{ - switch (dp->type) { - case DTOP_ULONG: - if (fprintf(fw, "%"PRIu64, dp->data.d_ulong) < 0) - return FILE_ERROR; - break; - case DTOP_LONG: - if (fprintf(fw, "%"PRId64, dp->data.d_long) < 0) - return FILE_ERROR; - break; - case DTOP_UINT: - if (fprintf(fw, "%d", dp->data.d_uint) < 0) - return FILE_ERROR; - break; - case DTOP_INT: - if (fprintf(fw, "%u", dp->data.d_uint) < 0) - return FILE_ERROR; - break; - case DTOP_UCHAR: - if (fprintf(fw, "%c,", dp->data.d_uchar) < 0) - return FILE_ERROR; - if (fprintf(fw, "(0x%02X)", dp->data.d_uchar) < 0) - return FILE_ERROR; - break; - case DTOP_CHAR: - if (fprintf(fw, "%c,", dp->data.d_char) < 0) - return FILE_ERROR; - if (fprintf(fw, "(%d)", dp->data.d_char) < 0) - return FILE_ERROR; - break; - case DTOP_STR: - if (fprintf(fw, "\"%s\"", dp->data.d_str) < 0) - return FILE_ERROR; - break; - default: - if (fprintf(fw, "UNKNOWN_TYPE") < 0) - return FILE_ERROR; - break; - } - return FILE_SUCCESS; -} - -/** - * @brief Prints the name and prefix of a dp, formatted appropriately. - * - * @param dpset data_point_gatherer used to access dp directory. - * @param dp data_point used to get datapoint prefix if available. - */ -static void dtop_format_text_for_snapshot - (struct dtop_data_point_gatherer *dpset, struct dtop_data_point dp) -{ - printf("%s:", dpset->prefix); - if (dp.prefix) - printf("%s:", dp.prefix); - - printf("%s::", dp.name); -} - -/** - * @brief Prints a datapoint value to a specified csv file. - * - * @param dp Datapoint that holds the value to be printed. - * @param fw File to print to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -static int dtop_print_dp_csv(struct dtop_data_point *dp, FILE *fw) -{ - if (dtop_format_dp_values(dp, fw) == FILE_ERROR) - return FILE_ERROR; - if (fprintf(fw, ",") < 0) - return FILE_ERROR; - return FILE_SUCCESS; -} - -/** - * @brief Prints a datapoint value to the terminal. - * - * @param dp Holds the value to be printed print. - * @param prefix Used to print prefix of the data_point. - */ -static void dtop_print_dp(struct dtop_data_point *dp, const char *prefix) -{ - dtop_format_dp_names(dp, prefix, stdout); - printf(" "); - dtop_format_dp_values(dp, stdout); - printf("\n"); -} - -/** - * @brief Finds delta(value) of a datapoint. - * - * Function accounts for different types that values may be. - * - * @param dpset Pointer to a data_point used as another parameter for printing. - * @param dp Datapoint which contains the value to find the difference of. - */ -static void dtop_handle_dp_type_for_snapshot( - struct dtop_data_point_gatherer *dpset, struct dtop_data_point dp) -{ - int64_t int64; - - switch (dp.type) { - case DTOP_ULONG: - default: - /* This is less than ideal. Replace with 128-bit ops later */ - int64 = (int64_t)dp.data.d_ulong - - (int64_t)dp.initial_data.d_ulong; - if (int64 != 0) { - dtop_format_text_for_snapshot(dpset, dp); - printf("%"PRId64"\n", int64); - } - break; - - case DTOP_LONG: - /* This is less than ideal. Replace with 128-bit ops later */ - int64 = (int64_t)dp.data.d_long - - (int64_t)dp.initial_data.d_long; - if (int64 != 0) { - dtop_format_text_for_snapshot(dpset, dp); - printf("%"PRId64"\n", int64); - } - break; - - case DTOP_UINT: - int64 = (int64_t)dp.data.d_uint - - (int64_t)dp.initial_data.d_uint; - if (int64 != 0) { - dtop_format_text_for_snapshot(dpset, dp); - printf("%"PRId64"\n", int64); - } - break; - - case DTOP_INT: - int64 = (int64_t)dp.data.d_int - - (int64_t)dp.initial_data.d_int; - if (int64 != 0) { - dtop_format_text_for_snapshot(dpset, dp); - printf("%"PRId64"\n", int64); - } - break; - } -} - -/** - * @brief Calls the dtop_print_dp_csv function for each data_point a dpg has access to. - * - * @param dpg A data_point_gatherer struct that is iterated through for each datapoint. - * @param fw File to print datapoint values to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -static int dtop_print_dpg_csv(struct dtop_data_point_gatherer *dpg, FILE *fw) -{ - int i; - - for (i = 0; i < dpg->data_points_len; i++) - if (dtop_print_dp_csv(&(dpg->data_points[i]), fw) == FILE_ERROR) - return FILE_ERROR; - return FILE_SUCCESS; -} - -/** - * @brief Calls the dtop_format_dp_names function for each data_point a dpg has access to. - * - * @param dpg A data_point_gatherer struct that is iterated through for each datapoint. - * @param fw File to printg datapoint names and prefixes to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -int dtop_print_dpg_names_csv(struct dtop_data_point_gatherer *dpg, FILE *fw) -{ - int i; - - for (i = 0; i < dpg->data_points_len; i++) - if (dtop_format_dp_names(&(dpg->data_points[i]), - dpg->prefix, fw) == FILE_ERROR) - return FILE_ERROR; - - return FILE_SUCCESS; -} - -/** - * @brief Prints all dp values to a specified file. - * - * This function is responsible for the printing of all data_point values - * to a specified file. It will iterate through the linked list which contains - * all of the dpgs and will print each dp value, being sure to flush the buffer. - * - * @param dpg_list Pointer to first node of linked list which contains all dpgs. - * @param fw File that data prints to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -int dtop_write_pollingdata_csv(struct dtop_linked_list *dpg_list, FILE *fw) -{ - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - if (dtop_print_dpg_csv(dpset, fw) == FILE_ERROR) - return FILE_ERROR; - curr_ptr = curr_ptr->next_ptr; - fflush(fw); - } - - if (fprintf(fw, "\n") < 0) - return FILE_ERROR; - - return FILE_SUCCESS; -} - -/** - * @brief Calls the dtop_print_dp function for each data_point a dpg has access to. - * - * @param dpg A data_point_gatherer struct that is iterated through for each datapoint. - */ -void dtop_print_dpg(struct dtop_data_point_gatherer *dpg) -{ - int i; - for (i = 0; i < dpg->data_points_len; i++) - dtop_print_dp(&(dpg->data_points[i]), dpg->prefix); -} - -/** - * @brief Stores the values for the datapoints and populates the initial value. - * - * @param dp A datapoint whose value will be stored. - * @param str Str used for sscanf function call to find value of dp. - */ -void dtop_store_dp(struct dtop_data_point *dp, const char *str) -{ - switch (dp->type) { - case DTOP_ULONG: - sscanf(str, "%"PRIu64, &(dp->data.d_ulong)); - if (dp->initial_data_populated == NOT_POPULATED) { - dp->initial_data.d_ulong = dp->data.d_ulong; - dp->initial_data_populated = POPULATED; - } - break; - case DTOP_LONG: - sscanf(str, "%"PRId64, &(dp->data.d_long)); - if (dp->initial_data_populated == NOT_POPULATED) { - dp->initial_data.d_long = dp->data.d_long; - dp->initial_data_populated = POPULATED; - } - break; - case DTOP_UINT: - sscanf(str, "%u", &(dp->data.d_uint)); - if (dp->initial_data_populated == NOT_POPULATED) { - dp->initial_data.d_uint = dp->data.d_uint; - dp->initial_data_populated = POPULATED; - } - break; - case DTOP_INT: - sscanf(str, "%d", &(dp->data.d_int)); - if (dp->initial_data_populated == NOT_POPULATED) { - dp->initial_data.d_int = dp->data.d_int; - dp->initial_data_populated = POPULATED; - } - break; - case DTOP_UCHAR: - sscanf(str, "%c", &(dp->data.d_uchar)); - if (dp->initial_data_populated == NOT_POPULATED) { - dp->initial_data.d_uchar = dp->data.d_uchar; - dp->initial_data_populated = POPULATED; - } - break; - case DTOP_CHAR: - sscanf(str, "%c", &(dp->data.d_char)); - if (dp->initial_data_populated == NOT_POPULATED) { - dp->initial_data.d_char = dp->data.d_char; - dp->initial_data_populated = POPULATED; - } - break; - case DTOP_STR: - sscanf(str, "%s", dp->data.d_str); - if (dp->initial_data_populated == NOT_POPULATED) { - memcpy(dp->initial_data.d_str, dp->data.d_str, - DTOP_DP_MAX_STR_LEN); - dp->initial_data_populated = POPULATED; - } - break; - default: - break; - } -} - -/** - * @brief Responsible for calculating and printing current time to file. - * - * Prints the time since 1970, in Seconds and Milliseconds. - * - * @param fw File that time is printed to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -int dtop_print_time_at_poll(FILE *fw) -{ - struct timeval tv; - gettimeofday(&tv, NULL); - - if (fprintf(fw, "%10ld", tv.tv_sec) < 0) - return FILE_ERROR; - - if (fprintf(fw, ".%06ld,", tv.tv_usec) < 0) - return FILE_ERROR; - - return FILE_SUCCESS; -} - -/** - * @brief Polls all dp values and updates each value. - * - * @param dpg_list Pointer to first node of linked list which contains all dpgs. - */ -void dtop_poll(struct dtop_linked_list *dpg_list) -{ - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - dpset->poll(dpset); - curr_ptr = curr_ptr->next_ptr; - } -} - -/** - * @brief Prints the delta(value) of all data_points to terminal. - * - * @param dpg_list Pointer to first node of linked list which contains all dpgs. - */ -void dtop_print_snapshot_diff(struct dtop_linked_list *dpg_list) -{ - int i; - - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - printf("\n"); - printf("Change In Datapoint Values\n"); - printf("---------------------------\n"); - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - for (i = 0; i < dpset->data_points_len; i++) - dtop_handle_dp_type_for_snapshot(dpset, - dpset->data_points[i]); - curr_ptr = curr_ptr->next_ptr; - } - printf("\n"); -} - -/** - * @brief Resets the initial values of all data_points. - * - * @param dpg_list Pointer to first node of linked list which contains all dpgs. - */ -void dtop_reset_dp_initial_values(struct dtop_linked_list *dpg_list) -{ - int i; - - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - for (i = 0; i < dpset->data_points_len; i++) - dpset->data_points[i].initial_data_populated - = NOT_POPULATED; - curr_ptr = curr_ptr->next_ptr; - } -} - -/** - * @brief Calls deconstructor method for all dpgs dynamically created. - * - * Checks to see if each dpg created has a deconstructor method. If not null, - * function calls the appropiate deconstructor method to deallocate memory. - * - * @param dpg_list Pointer to first node of linked list which contains all dpgs. - */ -void deconstruct_dpgs(struct dtop_linked_list *dpg_list) -{ - struct dtop_linked_list *curr_ptr = dpg_list; - struct dtop_data_point_gatherer *dpset; - - while (curr_ptr) { - dpset = (struct dtop_data_point_gatherer *) curr_ptr->data; - if (dpset->deconstruct) - dpset->deconstruct(dpset); - curr_ptr = curr_ptr->next_ptr; - } -} diff --git a/dataservices/datatop/src/datatop_interface.h b/dataservices/datatop/src/datatop_interface.h deleted file mode 100644 index 2928c26..0000000 --- a/dataservices/datatop/src/datatop_interface.h +++ /dev/null @@ -1,166 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_interface.h - * @brief Declares functions held within datatop.c and datatop_helpers.c - * - * Declares functions which are held within datatop.c and datatop_helpers.c. - * Also defines data structures used for storing data gathered during polling - * such as datapoint names, values, and prefixes along with other valuable - * information. - */ - -#ifndef DATATOP_INTERFACE_H -#define DATATOP_INTERFACE_H - -#include <inttypes.h> -#include "datatop_linked_list.h" - -#define DTOP_ULONG 0 -#define DTOP_LONG 1 -#define DTOP_UINT 2 -#define DTOP_INT 3 -#define DTOP_UCHAR 4 -#define DTOP_CHAR 5 -#define DTOP_STR 6 - -#define FILE_ERROR -1 -#define FILE_SUCCESS 0 -#define SKIP 1 -#define DO_NOT_SKIP 0 -#define POPULATED 1 -#define NOT_POPULATED 0 - -#define DTOP_POLL_OK 0 -#define DTOP_POLL_IO_ERR 1 -#define NOT_CHECKED 0 - -#define QUIT 1 - -#define DTOP_DP_MAX_STR_LEN 32 - -#define DTOP_DP_HFILL .initial_data_populated = NOT_POPULATED, \ - .skip = 0 - -/** - * @struct dtop_data_union - * @brief Provides the type for dp value. - */ -union dtop_data_union { - uint64_t d_ulong; - int64_t d_long; - uint32_t d_uint; - int32_t d_int; - uint8_t d_uchar; - int8_t d_char; - char d_str[DTOP_DP_MAX_STR_LEN]; -}; - -/** - * @struct dtop_data_point - * @brief Individual datapoint in a file. - * - * @var dtop_data_point::name - * Stores the datapoints name. - * @var dtop_data_point::prefix - * Stores the individual prefix for the dp. - * @var dtop_data_point::type - * Type dp value is, see definitions. - * @var dtop_data_point::initial_data - * Holds the initial value of the dp the first time it was polled. - * @var dtop_data_point::initial_data_populated - * Variable that is changed when initial_data is populated. - * @var dtop_data_point::data - * Value of the dp at the most recent poll. - */ -struct dtop_data_point { - char *name; - char *prefix; - - /* Results of polling */ - char type; - union dtop_data_union initial_data; - char initial_data_populated; - union dtop_data_union data; - - /* Skip on subsequent polls */ - char skip; -}; - -/** - * @struct dtop_data_point_gatherer - * @brief Struct used to hold data about a set of collected data. - * - * @var dtop_data_point_gatherer::prefix - * Name of directory which data is collected from. - * @var dtop_data_point_gatherer::file - * File path that data is collected from. - * @var dtop_data_point_gatherer::poll - * Poll function takes a dtop_data_point_gatherer as parameter. - * int equals, DTOP_POLL_IO_ERR - Poll of dpg unsuccessful, or - * DTOP_POLL_OK - Poll of dpg successful. - * @var dtop_data_point_gatherer::data_points - * Pointer to a dtop_data_point struct (dp). - * @var dtop_data_point_gatherer::data_points_len - * Number of elements in the array of dp's the dpg accesses. - */ -struct dtop_data_point_gatherer { - char *prefix; - char *file; - int (*poll)(struct dtop_data_point_gatherer *dpg); - void (*deconstruct)(struct dtop_data_point_gatherer *dpg); - - struct dtop_data_point *data_points; - int data_points_len; - - /* Private data */ - void *priv; -}; - -void dtop_register(struct dtop_data_point_gatherer *dpg); -void dtop_store_dp(struct dtop_data_point *dp, const char *str); -void dtop_print_dpg(struct dtop_data_point_gatherer *dpg); -void get_snapshot_diff(struct dtop_linked_list *dpg_list); -void dtop_print_snapshot_diff(struct dtop_linked_list *dpg_list); -void dtop_poll(struct dtop_linked_list *dpg_list); -int dtop_print_time_at_poll(FILE *fw); -int dtop_print_dpg_names_csv(struct dtop_data_point_gatherer *dpg, FILE *fw); -int dtop_write_pollingdata_csv(struct dtop_linked_list *dpg_list, FILE *fw); -void dtop_reset_dp_initial_values(struct dtop_linked_list *dpg_list); -void deconstruct_dpgs(struct dtop_linked_list *dpg_list); -int dtop_print_system_snapshot(char *file); - - -#ifndef HAVE_STRL_FUNCTIONS -#define strlcpy(X,Y,Z) strcpy(X,Y) -#define strlcat(X,Y,Z) strcat(X,Y) -#endif /* HAVE_STRL_FUNCTIONS */ - -#endif /* DATATOP_INTERFACE_H */ diff --git a/dataservices/datatop/src/datatop_linked_list.c b/dataservices/datatop/src/datatop_linked_list.c deleted file mode 100644 index 7e5b632..0000000 --- a/dataservices/datatop/src/datatop_linked_list.c +++ /dev/null @@ -1,84 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_linked_list.c - * @brief Necessary linked_list functions created. - * - * Holds function which adds to or creates a linked list - * used for storing dtop_data_point_gatherer's (dpg's). - * Datapoints are stored in linked list for ability to - * iteratively poll and print efficiently. Handles creation - * and deletion of memory for linked list nodes. - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -#include "datatop_linked_list.h" - -/** - * @brief Adds a node to the beginning of a linked list. - * - * @param data A void pointer which can hold any data in the node. - * @param list The list that is added to. - * @return Updated linked list struct. - */ -struct dtop_linked_list *dtop_add_linked_list(void *data, - struct dtop_linked_list *list) -{ - struct dtop_linked_list *list_node; - list_node = malloc(sizeof(struct dtop_linked_list)); - - if (!list_node) { - fprintf(stderr, "failed to allocate memory.\n"); - exit(EXIT_FAILURE); - } - - list_node->data = data; - list_node->next_ptr = list; - list = list_node; - return list; -} - -/** - * @brief Deletes a linked list. - * - * @param head_ptr Pointer to the first node in the linked list that is to be deleted. - */ -void dtop_rem_linked_list(struct dtop_linked_list *head_ptr) -{ - struct dtop_linked_list *tmp_ptr = NULL; - while (head_ptr) { - tmp_ptr = head_ptr; - head_ptr = head_ptr->next_ptr; - free(tmp_ptr); - } -} diff --git a/dataservices/datatop/src/datatop_linked_list.h b/dataservices/datatop/src/datatop_linked_list.h deleted file mode 100644 index 4386d02..0000000 --- a/dataservices/datatop/src/datatop_linked_list.h +++ /dev/null @@ -1,59 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_linked_list.h - * @brief Defines linked list struct and declares linked list methods. - * - * Defines linked list struct which can be used for any data - * storage. Declares methods held within datatop_linked_list.c. - */ - -#ifndef DATATOP_LINKED_LIST_H -#define DATATOP_LINKED_LIST_H - -/** - * @struct dtop_linked_list - * @brief Struct used to represent linked list node that stores a pointer with any type. - * - * @var dtop_linked_list::next_ptr - * Pointer to next node in the list. - * @var dtop_linked_list::data - * Pointer to data the node stores. - */ -struct dtop_linked_list { - struct dtop_linked_list *next_ptr; - void *data; -}; - -struct dtop_linked_list *dtop_add_linked_list(void *data, - struct dtop_linked_list *list); -void dtop_rem_linked_list(struct dtop_linked_list *head_ptr); -#endif /* DATATOP_LINKED_LIST_H */ - diff --git a/dataservices/datatop/src/datatop_meminfo_file_poll.c b/dataservices/datatop/src/datatop_meminfo_file_poll.c deleted file mode 100644 index 078b825..0000000 --- a/dataservices/datatop/src/datatop_meminfo_file_poll.c +++ /dev/null @@ -1,282 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_meminfo_file_poll.c - * @brief Adds ability for data collection from /proc/meminfo - * - * File contains methods for searching and polling data from - * "/proc/meminfo" - */ - -#include <stdio.h> -#include <stdint.h> -#include <string.h> -#include <stdlib.h> -#include <inttypes.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" - -#define DTOP_MEM_SIZE 8192 -#define DTOP_MEM_LINE (DTOP_MEM_SIZE>>2) - -/** -* @struct dtop_meminfo_vars -* @brief Struct used to hold necessary variables for /proc/meminfo dpg -* -* @var dtop_meminfo_vars::line -* Array of strings where necessary dp names and values are held. -* @var dtop_meminfo_vars::line_count -* Number of lines the file is that the dpg represents. -*/ -struct dtop_meminfo_vars { - char **line; - int line_count; -}; - -/** - * @brief Parses lines with data in "/proc/meminfo" - * - * @param line1 Line to parse to find datapoint names and values. - * @param len1 Length of line1. - * @param l Index in the dictionary the key/value pair is added to. - * @param dict Dictionary the keys and values are added to. - */ -int dt_meminfo_parse(char *line1, int len1, - int l, struct dt_procdict *dict) -{ - int i, k, n; - if (len1 < 1) - return 0; - - if (line1 == 0 || dict == 0) - return 0; - - k = l; - dict->key[k] = &line1[0]; - for (i = 0; i < len1 && k < DTOP_DICT_SIZE; i++) { - if (line1[i] == ' ' || line1[i] == ' ') { - line1[i] = 0; - n = i+1; - while (line1[n] == ' ' || line1[n] == ' ') - n++; - dict->val[k] = &line1[n]; - while (line1[n] != ' ') - n++; - line1[n] = 0; - break; - } - } - k++; - dict->max = k; - return k; -} - -/** - * @brief Stores the data collected from a "/proc/meminfo" - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_meminfo_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int *line_len = malloc(sizeof(int) * - ((struct dtop_meminfo_vars *) - (dpg->priv))->line_count); - int read; - struct dt_procdict dict; - int i, j, n, sum; - - read = dt_read_file(dpg->file, &data, DTOP_MEM_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < ((struct dtop_meminfo_vars *) - (dpg->priv))->line_count; n++) { - line_len[n] = dt_read_line(((struct dtop_meminfo_vars *) - (dpg->priv))->line[n], - DTOP_MEM_LINE, data, - DTOP_MEM_SIZE, sum); - if (n <= (((struct dtop_meminfo_vars *) - (dpg->priv))->line_count - 1)) { - sum += (line_len[n] + 1); - } - - } - - /* Stores dp names and values in dictionary */ - for (i = 0; i < dpg->data_points_len; i++) - dt_meminfo_parse(((struct dtop_meminfo_vars *) - (dpg->priv))->line[i], line_len[i], i, &dict); - - /* Assigns the dp value to the dp struct */ - for (j = 0; j < dpg->data_points_len; j++) { - i = dt_find_dict_idx(dpg->data_points[j].name, &dict); - if (i >= 0 && i < dict.max) { - sscanf(dict.val[i], "%" PRIu64, - &(dpg->data_points[i].data.d_ulong)); - dpg->data_points[i].data.d_ulong *= 1024; - if (dpg->data_points[i]. - initial_data_populated == NOT_POPULATED) { - dpg->data_points[i].initial_data.d_ulong - = dpg->data_points[i].data.d_ulong; - dpg->data_points[i].initial_data_populated - = POPULATED; - } - } - } - - dt_free(&data); - free(line_len); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated "/proc/meminfo" dpg. - * - * Frees the memory of the dpg along with it's data_points - * and other malloc'd memory no longer needed. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -static void dtop_meminfo_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset) -{ - int i; - free(dpset->data_points); - for (i = 0; i < ((struct dtop_meminfo_vars *) - (dpset->priv))->line_count; i++) - free(((struct dtop_meminfo_vars *)(dpset->priv))->line[i]); - free(((struct dtop_meminfo_vars *)(dpset->priv))->line); - free(((struct dtop_meminfo_vars *)(dpset->priv))); - free(dpset); -} - -/** - * @brief Creates a dpg for "/proc/meminfo" file - * - * Dynamically allocates memory for dpg which is then added to a linked list - * via the dtop_register(dpg) function call. - * - * @param data_points dtop_data_point struct that dpg points to. - * @param storage dtop_meminfo_vars struct that holds relevant dpg variables. - */ -static void construct_meminfo_file_dpg(struct dtop_data_point - *data_points, struct dtop_meminfo_vars *storage) -{ - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - dpg->prefix = "/proc/meminfo"; - dpg->file = "/proc/meminfo"; - dpg->poll = dtop_meminfo_poll; - dpg->data_points = data_points; - dpg->priv = (struct dtop_meminfo_vars *)storage; - dpg->data_points_len = storage->line_count; - dpg->deconstruct = dtop_meminfo_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Scans "/proc/meminfo in order to autodetect dps. - * - * Searches through "/proc/meminfo" file for all available data - * points to create as dp structs. - * - * @param storage dtop_meminfo_vars struct where relevant variables are stored. - */ -int dtop_meminfo_search(struct dtop_meminfo_vars *storage) -{ - int i, k, n, sum; - char *data; - int *line_len = malloc(sizeof(int) * storage->line_count); - int read; - struct dt_procdict dict; - struct dtop_data_point *data_points; - - storage->line = malloc(storage->line_count * sizeof(*storage->line)); - - for (i = 0; i < storage->line_count; i++) - storage->line[i] = malloc(sizeof(char) * DTOP_MEM_LINE); - - read = dt_read_file("/proc/meminfo", &data, DTOP_MEM_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < storage->line_count; n++) { - line_len[n] = dt_read_line(storage->line[n], - DTOP_MEM_LINE, data, - DTOP_MEM_SIZE, sum); - if (n < (storage->line_count - 1)) - sum += (line_len[n] + 1); - } - - /* Stores dp names in dictionary */ - for (i = 0; i < (storage->line_count); i++) - dt_parse_proc_same_line_key_and_val(storage->line[i], - line_len[i], i, &dict); - - data_points = malloc - (storage->line_count * sizeof(struct dtop_data_point)); - - k = 0; - /* Creates a dtop_data_point struct for each dp found in the file */ - for (i = 0; i < dict.max; i++) { - data_points[i].name = dict.key[i]; - data_points[i].prefix = NULL; - data_points[i].type = DTOP_ULONG; - k++; - } - - /* Calls dpg constructor, dpg will point to the dp struct */ - construct_meminfo_file_dpg(data_points, storage); - - free(line_len); - dt_free(&data); - - return DTOP_POLL_OK; -} - -/** - * @brief Calls dtop_search for "/proc/meminfo" file. - */ -void dtop_meminfo_init(void) -{ - struct dtop_meminfo_vars *storage = malloc - (sizeof(struct dtop_meminfo_vars)); - storage->line_count = dtop_get_file_line_amount("/proc/meminfo"); - dtop_meminfo_search(storage); -} diff --git a/dataservices/datatop/src/datatop_opt.c b/dataservices/datatop/src/datatop_opt.c deleted file mode 100644 index c2bb366..0000000 --- a/dataservices/datatop/src/datatop_opt.c +++ /dev/null @@ -1,184 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_opt.c - * @brief Adds getopt functionality for CLI commands. - * - * Contains method for getopt functionality used for parsing - * the CLI arguments into executable commands. Handles - * errors which arise when parsing. - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include <unistd.h> -#include <ctype.h> -#include <getopt.h> -#include "datatop_opt.h" -#include "datatop_interface.h" -#include "datatop_linked_list.h" -#include "datatop_fileops.h" - -/** - * @brief Populate the comand line options with sane defaults - * - * @param clopts Struct used to hold data regarding CLI arguments. - */ -void dtop_load_default_options(struct cli_opts *clopts) -{ - memset(clopts, 0, sizeof(struct cli_opts)); - - clopts->priority = DEFAULT_NICE; -} - -/** - * @brief Parses all CLI commands for main() to execute. - * - * @param clopts Struct used to hold data regarding CLI arguments. - * @param argc Parameter used to read CLI commands from. - * @param argv Parameter used to read CLI arguments from. - * @return PARSE_SUCCESS - CLI arguments read successfully, - * @return PARSE_FAILURE - CLI arguments and/or input not valid. - * @return PARSE_FORCE_EXIT - Exit immediately, print help options. - */ -int dtop_parse_cli_opts(struct cli_opts *clopts, int argc, char **argv) -{ - int option; - - if (!clopts || !*argv) { - printf("Internal Error: Null Pointer\n"); - goto error; - } - - while ((option = getopt(argc, argv, "phi:t:w:s:n:")) != -1) { - switch (option) { - case 'p': - clopts->print_cl = OPT_CHOSE; - break; - - case 'h': - dtop_print_help_opts(); - return PARSE_FORCE_EXIT; - break; - - case 'n': - clopts->priority = strtol(optarg, 0, 10); - if (clopts->priority > 19 || clopts->priority < -20) { - printf("Argument for -n is not valid. "); - printf("Must be between -20 and 19.\n"); - goto error; - } - break; - - case 'i': - clopts->poll_per = strtol(optarg, 0, 10); - if (clopts->poll_per <= 0) { - printf("Argument for -i is not valid. "); - printf("Must be positive integer.\n"); - goto error; - } - break; - - case 't': - clopts->poll_time = strtol(optarg, 0, 10); - clopts->poll_time_selected = POLL_TIME_SELECTED; - if (clopts->poll_time <= 0) { - printf("Argument for -t is not valid. "); - printf("Must be positive integer.\n"); - goto error; - } - break; - - case 'w': - if (dtop_check_writefile_access(optarg) == VALID) { - clopts->file_name = optarg; - clopts->print_csv = OPT_CHOSE; - } else { - goto error; - } - break; - - case 's': - if (dtop_check_writefile_access(optarg) == VALID) - clopts->snapshot_file = optarg; - else - goto error; - break; - - case '?': - default: - goto error; - } - } - - if (clopts->poll_time == 0) { - if (clopts->print_csv == 1) - clopts->poll_time = POLL_NOT_SPECIFIED; - else - clopts->poll_time = POLL_TIME_DEFAULT; - } - if (clopts->poll_per == 0) - clopts->poll_per = DEFAULT_POLL_INTERVAL; - - return PARSE_SUCCESS; - -error: - printf("See datatop -h for help\n"); - return PARSE_FAILURE; -} - -/** - * @brief Prints the options the user has for the program to terminal. - */ -void dtop_print_help_opts(void) -{ - printf("The following datatop commands are:\n"); - printf("\t-p\t\t\tPrint output to terminal\n"); - printf("\t-i , seconds\t\tSpecify polling period\n"); - printf("\t-t , seconds\t\tSpecify polling duration\n"); - printf("\t-w , file name (.csv)\tWrite output to a file\n"); - printf("\t-s , file name\t\tPrint system snapshot to a file\n"); - printf("\t-n , nice value\t\tSet niceness (default 19)\n"); - printf("\t-h\t\t\tGet help\n"); -} - - -/** -* @brief Prints the interactive options the user can enter during runtime. -*/ -void dtop_print_interactive_opts(void) -{ - printf("The following interactive commands are:\n"); - printf("\tq | quit\tTerminate program at any time\n"); - printf("\ti\t\tPrint dp differences, reset initial dp values\n"); - printf("\tl\t\tPrint dp differences since last reset\n"); - printf("\n"); -} diff --git a/dataservices/datatop/src/datatop_opt.h b/dataservices/datatop/src/datatop_opt.h deleted file mode 100644 index 8f2d855..0000000 --- a/dataservices/datatop/src/datatop_opt.h +++ /dev/null @@ -1,88 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_opt.h - * @brief Declares methods and defines struct used within datatop_opt.c - * - * Struct defined is used when parsing the CLI arguments. - */ - -#ifndef DATATOP_OPT_H -#define DATATOP_OPT_H - -#define OPT_CHOSE 1 -#define OPT_NOT_CHOSE 0 -#define DEFAULT_POLL_INTERVAL 1 -#define POLL_NOT_SPECIFIED -1 -#define POLL_TIME_DEFAULT 30 -#define POLL_TIME_SELECTED 1 -#define PARSE_SUCCESS 0 -#define PARSE_FAILURE -1 -#define PARSE_FORCE_EXIT -2 -#define VALID 0 -#define INVALID -1 -#define DEFAULT_NICE 19 /* Lowest priority */ - -/** - * @struct cli_opts - * @brief Struct used to store arguments from CLI input. - * - * @var cli_opts::print_cl - * Represents -p argument. - * @var cli_opts::poll_per - * Polling frequency argument. - * @var cli_opts::poll_time - * Polling duration argument. - * @var cli_opts::cli_help - * Represents -h argument. - * @var cli_opts::file_name - * File name argument. - * @var cli_opts::print_csv - * Represents -w argument. - */ -struct cli_opts { - int print_cl; /* -p option */ - long int poll_per; /* -i option */ - long int poll_time; /* -t option */ - int cli_help; /* -h option */ - char *file_name; /* -w option */ - char *snapshot_file; /* -s option */ - int print_csv; - int poll_time_selected; - int priority; /* -n option (niceness) */ -}; - -int dtop_parse_cli_opts(struct cli_opts *clopts, int argc, char **argv); -void dtop_print_help_opts(void); -void dtop_print_interactive_opts(void); -void dtop_load_default_options(struct cli_opts *clopts); - -#endif /* DATATOP_OPT_H */ - diff --git a/dataservices/datatop/src/datatop_polling.h b/dataservices/datatop/src/datatop_polling.h deleted file mode 100644 index d917474..0000000 --- a/dataservices/datatop/src/datatop_polling.h +++ /dev/null @@ -1,49 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_dual_line_poll.h - * @brief Declares methods held in datatop_dual_line_poll.c - */ - -#ifndef DATATOP_DUAL_LINE_POLL_H -#define DATATOP_DUAL_LINE_POLL_H - -void dtop_dual_line_init(char *name); -void dtop_single_line_init(char *name); -void dtop_value_only_init(char *name); -void dtop_meminfo_init(void); -void dtop_dev_init(void); -void dtop_stat_init(void); -void dtop_cpu_stats_init(void); -int dtop_value_only_poll(struct dtop_data_point_gatherer *dpg); -void dtop_value_only_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset); - -#endif /* DATATOP_DUAL_LINE_POLL_H */ diff --git a/dataservices/datatop/src/datatop_single_line_poll.c b/dataservices/datatop/src/datatop_single_line_poll.c deleted file mode 100644 index a43036f..0000000 --- a/dataservices/datatop/src/datatop_single_line_poll.c +++ /dev/null @@ -1,243 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_single_line_poll.c - * @brief Adds ability for data collection from single line files - * - * File contains methods for searching and polling data from - * single line files, meaning a file with multiple lines, but each - * line contains the name of the dp, followed by the value. - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" - -#define DTOP_SINGLE_SIZE 8192 -#define DTOP_SINGLE_LINE (DTOP_SINGLE_SIZE>>2) - -/** -* @struct dtop_single_line_vars -* @brief Struct used to hold necessary variables for dual_line_file dpgs. -* -* @var dtop_single_line_vars::line -* Array of strings where necessary dp names and values are held. -* @var dtop_single_line_vars::line_count -* Number of lines the file is that the dpg represents. -*/ -struct dtop_single_line_vars { - char **line; - int line_count; -}; - -/** - * @brief Stores the data collected from a single_line files. - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_single_line_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int *line_len = malloc(sizeof(int) * - ((struct dtop_single_line_vars *) - (dpg->priv))->line_count); - int read; - struct dt_procdict dict; - int i, j, n, sum; - - read = dt_read_file(dpg->file, &data, DTOP_SINGLE_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < ((struct dtop_single_line_vars *) - (dpg->priv))->line_count; n++) { - line_len[n] = dt_read_line(((struct dtop_single_line_vars *) - (dpg->priv))->line[n], - DTOP_SINGLE_LINE, data, - DTOP_SINGLE_SIZE, sum); - if (n <= (((struct dtop_single_line_vars *) - (dpg->priv))->line_count - 1)) { - sum += (line_len[n] + 1); - } - - } - - /* Stores dp names and values in dictionary */ - for (i = 0; i < dpg->data_points_len; i++) - dt_parse_proc_same_line_key_and_val(( - (struct dtop_single_line_vars *) - (dpg->priv))->line[i], line_len[i], i, &dict); - - /* Assigns the dp value to the dp struct */ - for (j = 0; j < dpg->data_points_len; j++) { - i = dt_find_dict_idx(dpg->data_points[j].name, &dict); - if (i >= 0 && i < dict.max) - dtop_store_dp(&(dpg->data_points[j]), - dict.val[i]); - } - - dt_free(&data); - free(line_len); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated single_line_file dpgs. - * - * Frees the memory of the dpg along with it's data_points - * and other malloc'd memory no longer needed. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -static void dtop_single_line_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset) -{ - int i; - free(dpset->data_points); - for (i = 0; i < ((struct dtop_single_line_vars *) - (dpset->priv))->line_count; i++) - free(((struct dtop_single_line_vars *)(dpset->priv))->line[i]); - free(((struct dtop_single_line_vars *)(dpset->priv))->line); - free(((struct dtop_single_line_vars *)(dpset->priv))); - free(dpset); -} - -/** - * @brief Creates a dpg for a single_line file. - * - * Dynamically allocates memory for dpg which is then added to a linked list - * via the dtop_register(dpg) function call. - * - * @param name Name of file dpg represents. - * @param data_points dtop_data_point struct that dpg points to. - * @param storage dtop_single_line_vars struct that holds relevant dpg variables. - */ -static void construct_single_line_file_dpg(char *name, struct dtop_data_point - *data_points, struct dtop_single_line_vars *storage) -{ - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - dpg->prefix = name; - dpg->file = name; - dpg->poll = dtop_single_line_poll; - dpg->data_points = data_points; - dpg->priv = (struct dtop_single_line_vars *)storage; - dpg->data_points_len = storage->line_count; - dpg->deconstruct = dtop_single_line_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Scans a single_line file for all datapoints and creats dps. - * - * Searches through a single_line file (Key followed by value on the - * same line) for all available data points to create as dp structs. - * - * @param name Name of file. - * @param storage dtop_single_line_vars struct where relevant variables are stored. - */ -int dtop_single_line_search(char *name, struct dtop_single_line_vars *storage) -{ - int i, k, n, sum; - char *data; - int *line_len = malloc(sizeof(int) * storage->line_count); - int read; - struct dt_procdict dict; - struct dtop_data_point *data_points; - - storage->line = malloc(storage->line_count * sizeof(*storage->line)); - - for (i = 0; i < storage->line_count; i++) - storage->line[i] = malloc(sizeof(char) * DTOP_SINGLE_LINE); - - read = dt_read_file(name, &data, DTOP_SINGLE_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < storage->line_count; n++) { - line_len[n] = dt_read_line(storage->line[n], - DTOP_SINGLE_LINE, data, - DTOP_SINGLE_SIZE, sum); - if (n < (storage->line_count - 1)) - sum += (line_len[n] + 1); - } - - /* Stores dp names and values in dictionary */ - for (i = 0; i < (storage->line_count); i++) - dt_parse_proc_same_line_key_and_val(storage->line[i], - line_len[i], i, &dict); - - data_points = malloc - (storage->line_count * sizeof(struct dtop_data_point)); - - k = 0; - /* Creates a dtop_data_point struct for each dp found in the file */ - for (i = 0; i < dict.max; i++) { - if (dict.val[i][0] == '-') - data_points[k].type = DTOP_LONG; - else - data_points[k].type = DTOP_ULONG; - data_points[i].name = dict.key[i]; - data_points[i].prefix = NULL; - k++; - } - - /* Calls dpg constructor, dpg will point to the dp struct */ - construct_single_line_file_dpg(name, data_points, storage); - - free(line_len); - dt_free(&data); - - return DTOP_POLL_OK; -} - -/** - * @brief Calls dtop_search for a files with single line format. - * - * Single line format refers to a file, where each line contains - * the name of a dp, followed by the value of a dp. - */ -void dtop_single_line_init(char *name) -{ - struct dtop_single_line_vars *storage = malloc - (sizeof(struct dtop_single_line_vars)); - storage->line_count = dtop_get_file_line_amount(name); - dtop_single_line_search(name, storage); -} diff --git a/dataservices/datatop/src/datatop_stat_poll.c b/dataservices/datatop/src/datatop_stat_poll.c deleted file mode 100644 index 88320b5..0000000 --- a/dataservices/datatop/src/datatop_stat_poll.c +++ /dev/null @@ -1,319 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_stat_poll.c - * @brief Adds ability for data collection from /proc/stat - * - * File contains methods for searching and polling data from - * "/proc/stat" - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" - -#define DTOP_STAT_SIZE 16384 -#define DTOP_STAT_LINE (DTOP_STAT_SIZE>>2) - -/** -* @struct dtop_stat_vars -* @brief Struct used to hold necessary variables for /proc/stat dpg -* -* @var dtop_stat_vars::line -* Array of strings where necessary dp names and values are held. -* @var dtop_stat_vars::line_count -* Number of lines the file is that the dpg represents. -*/ -struct dtop_stat_vars { - char **line; - int line_count; -}; - -/** - * @brief Parses lines with data in "/proc/stat" - * - * @param line1 Line to parse to find datapoint names and values. - * @param len1 Length of line1. - * @param n_index Index in the dictionary the key (name) is added to. - * @param v_index Index in the dictionary the value is added to. - * @param dict Dictionary the keys and values are added to. - */ -static int dt_stat_parse(char *line1, int len1, - int n_index, int v_index, struct dt_procdict *dict) -{ - int i, k, j, start = 0; - if (len1 < 1) - return 0; - - if (line1 == 0 || dict == 0) - return 0; - - dict->key[n_index] = &line1[0]; - for (i = 0; i < len1; i++) { - if (line1[i] == ' ') { - line1[i] = 0; - start = (i+1); - break; - } - } - - k = v_index; - for (i = start; i < len1 && k < DTOP_DICT_SIZE; i++) { - if (line1[i] != ' ') { - dict->val[k] = &line1[i]; - for (j = i; j < len1; j++) { - if (line1[j] == ' ') { - line1[j] = 0; - break; - } - } - i = j; - k++; - } - } - - dict->max = k; - return k; -} - -/** - * @brief Stores the data collected from "/proc/stat" - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_stat_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int *line_len = malloc(sizeof(int) * - ((struct dtop_stat_vars *) - (dpg->priv))->line_count); - int read; - struct dt_procdict dict; - int i, n, sum; - int dp_count = 0; - - read = dt_read_file(dpg->file, &data, DTOP_STAT_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < ((struct dtop_stat_vars *) - (dpg->priv))->line_count; n++) { - line_len[n] = dt_read_line(((struct dtop_stat_vars *) - (dpg->priv))->line[n], - DTOP_STAT_LINE, data, - DTOP_STAT_SIZE, sum); - if (n <= (((struct dtop_stat_vars *) - (dpg->priv))->line_count - 1)) { - sum += (line_len[n] + 1); - } - - } - - /* Stores dp names and values in dictionary */ - for (i = 0; i < ((struct dtop_stat_vars *)(dpg->priv))->line_count; i++) - dp_count = dt_stat_parse(((struct dtop_stat_vars *) - (dpg->priv))->line[i], line_len[i], i, dp_count, &dict); - - /* Assigns the dp value to the dp struct */ - for (n = 0; n < dp_count; n++) { - dtop_store_dp(&(dpg->data_points[n]), - dict.val[n]); - } - - dt_free(&data); - free(line_len); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated "/proc/stat" dpg. - * - * Frees the memory of the dpg along with it's data_points - * and other malloc'd memory no longer needed. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -static void dtop_stat_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset) -{ - int i; - for (i = 0; i < dpset->data_points_len; i++) - free(dpset->data_points[i].name); - free(dpset->data_points); - for (i = 0; i < ((struct dtop_stat_vars *) - (dpset->priv))->line_count; i++) - free(((struct dtop_stat_vars *)(dpset->priv))->line[i]); - free(((struct dtop_stat_vars *)(dpset->priv))->line); - free(((struct dtop_stat_vars *)(dpset->priv))); - - free(dpset); -} - -/** - * @brief Creates a dpg for "/proc/stat" file - * - * Dynamically allocates memory for dpg which is then added to a linked list - * via the dtop_register(dpg) function call. - * - * @param data_points dtop_data_point struct that dpg points to. - * @param storage dtop_stat_vars struct that holds relevant dpg variables. - * @param dp_count Number of data_points in data_points array - */ -static void construct_stat_file_dpg(struct dtop_data_point - *data_points, struct dtop_stat_vars *storage, int dp_count) -{ - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - dpg->prefix = "/proc/stat"; - dpg->file = "/proc/stat"; - dpg->poll = dtop_stat_poll; - dpg->data_points = data_points; - dpg->priv = (struct dtop_stat_vars *)storage; - dpg->data_points_len = dp_count; - dpg->deconstruct = dtop_stat_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Scans "/proc/stat" in order to autodetect dps. - * - * Searches through "/proc/stat" file for all available data - * points to create as dp structs. - * - * @param storage dtop_stat_vars struct where relevant variables are stored. - */ -int dtop_stat_search(struct dtop_stat_vars *storage) -{ - int i, n, sum; - char *data; - int *line_len = malloc(sizeof(int) * storage->line_count); - int read; - struct dt_procdict dict; - int dp_count = 0; - int end; - int *dp_per_line; - struct dtop_data_point *data_points; - int count = 0; - - storage->line = malloc(storage->line_count * sizeof(*storage->line)); - - for (i = 0; i < storage->line_count; i++) - storage->line[i] = malloc(sizeof(char) * DTOP_STAT_LINE); - - read = dt_read_file("/proc/stat", &data, DTOP_STAT_SIZE); - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - sum = 0; - /* Assigns each line read from the file, a length */ - for (n = 0; n < storage->line_count; n++) { - line_len[n] = dt_read_line(storage->line[n], - DTOP_STAT_LINE, data, - DTOP_STAT_SIZE, sum); - if (n < (storage->line_count - 1)) - sum += (line_len[n] + 1); - } - - dp_per_line = malloc(sizeof(int) * (storage->line_count)); - /* Stores dp names in dictionary */ - - for (i = 0; i < (storage->line_count); i++) { - end = dp_count; - dp_count = dt_stat_parse(storage->line[i], - line_len[i], i, dp_count, &dict); - dp_per_line[i] = (dp_count - end); - } - - data_points = malloc(dp_count * sizeof(struct dtop_data_point)); - - for (i = 0; i < (storage->line_count); i++) { - for (n = 0; n < dp_per_line[i]; n++) { - if (dp_per_line[i] == 1) { - int dk_len = strlen(dict.key[i]) + 1; - int dp_len; - char *newname = malloc(dk_len); - strlcpy(newname, dict.key[i], dk_len); - dp_len = strlen(newname) + 1; - data_points[count].name = malloc(dp_len); - strlcpy(data_points[count].name, newname, - dp_len); - free(newname); - } else { - char *add = malloc(15 * sizeof(char)); - char *newname; - int nn_len, dpn_len; - snprintf(add, 15 * sizeof(char), "[%d]:", n); - nn_len = strlen(dict.key[i]) + strlen(add) + 1; - newname = malloc(nn_len); - strlcpy(newname, dict.key[i], nn_len); - strlcat(newname, add, nn_len); - dpn_len = strlen(newname) + 1; - data_points[count].name = malloc(dpn_len); - strlcpy(data_points[count].name, newname, - dpn_len); - free(newname); - free(add); - } - data_points[count].prefix = NULL; - data_points[count].type = DTOP_ULONG; - data_points[count].initial_data_populated - = NOT_POPULATED; - data_points[count].skip = DO_NOT_SKIP; - count++; - } - } - - /* Calls dpg constructor, dpg will point to the dp struct */ - construct_stat_file_dpg(data_points, storage, dp_count); - free(dp_per_line); - free(line_len); - dt_free(&data); - - return DTOP_POLL_OK; -} - -/** - * @brief Calls dtop_search for "/proc/stat" file. - */ -void dtop_stat_init(void) -{ - struct dtop_stat_vars *storage = malloc - (sizeof(struct dtop_stat_vars)); - storage->line_count = dtop_get_file_line_amount("/proc/stat"); - dtop_stat_search(storage); -} diff --git a/dataservices/datatop/src/datatop_str.c b/dataservices/datatop/src/datatop_str.c deleted file mode 100644 index 3d25751..0000000 --- a/dataservices/datatop/src/datatop_str.c +++ /dev/null @@ -1,260 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_str.c - * @brief Algorithms used for storing and polling data created. - * - * Methods created which store collected data from files in - * dictionaries for many different file formats. - */ - -#include <stdio.h> -#include <string.h> -#include "datatop_str.h" - -/** @brief Reads an individual line from a file. - * - * Will read from buf2 until either a '\n' is reached, or the end of buf1 - * or buf2 is reached. The result is guaranteed to be null terminated. - * - * @param buf1 Destination buffer to store the read line. - * @param len1 Size of destination buffer. - * @param buf2 Source buffer to read lines from. Const, will not be - * modified by this function. - * @param len2 Size of the source buffer. - * @param start Offset (in bytes) to start reading from source buffer. - * @return Length of line (of chars). - */ -int dt_read_line(char *buf1, int len1, const char *buf2, int len2, int start) -{ - int i, j; - - if (len1 < 1 || len2 < 1 || start < 0 || start > len2) - return 0; - - if (buf1 == 0 || buf2 == 0) - return 0; - - i = 0; - j = start; - - while ((i < (len1-1)) && (j < len2)) { - buf1[i] = buf2[j]; - if (buf1[i] == '\n') - break; - i++; - j++; - } - buf1[i] = 0; - return i; -} - -/** - * @brief Parses files that have Names and Values on separate lines. - * - * Use this method to parse files that have names on one line, followed by - * the corresponding values on the next line. Such as "/proc/net/netstat" - * - * @param line1 First line that is parsed to store the datapoint names as keys. - * @param len1 Length of line1. - * @param line2 Second line that is parsed to store the datapoint values as dictionary values. - * @param len2 Length of line2. - * @param dict Dictionary that keys and values are added to. - * @return Number of key/val pairs in the dictionary. - */ -int dt_parse_proc_dictionary(char *line1, int len1, char *line2, - int len2, struct dt_procdict *dict) -{ - int i, j, k; - - if (len1 < 1 || len2 < 1) - return 0; - - if (line1 == 0 || line2 == 0 || dict == 0) - return 0; - - k = 0; - for (i = 0; i < len1 && k < DTOP_DICT_SIZE; i++) { - if (line1[i] == ' ') { - dict->key[k] = &line1[i+1]; - line1[i] = 0; - k++; - } - } - j = k; - - k = 0; - for (i = 0; i < len2 && k < DTOP_DICT_SIZE; i++) { - if (line2[i] == ' ') { - dict->val[k] = &line2[i+1]; - line2[i] = 0; - k++; - } - } - if (j != k) { - if (k < j) - j = k; - fprintf(stderr, "Warning, list index length mismatch\n"); - } - dict->max = j; - return j; -} - -/** - * @brief Parses line for prefixes for files that have individual data_point prefixes. - * - * Use this method for lines that have a prefix before data begins. Such as - * "/proc/net/snmp" - * - * @param line1 Line to parse to find datapoint prefix. - * @param len1 Length of line1. - * @param dict Dictionary prefix is being added to. - */ -void dt_parse_for_prefix(char *line1, int len1, struct dt_procdict *dict) -{ - int i, j, k; - - if (len1 < 1) - return; - - if (line1 == 0 || dict == 0) - return; - - k = 0; - for (i = 0; i < len1 && k < DTOP_DICT_SIZE; i++) { - if (line1[i] == ' ') { - dict->key[k] = &line1[i+1]; - line1[i] = 0; - k++; - } - } - - for (j = 0; j < k; j++) - dict->val[j] = &line1[0]; - - for (j = 0; j < len1; j++) { - if (line1[j] == ':') - line1[j] = 0; - } -} - -/** - * @brief Finds the dictionary index of a data_point name. - * - * @param str Name of data_point that is to be located in dict. - * @param dict Dictionary to look through for dp name. - * @return Dictionary index of name if found. - * @return -1 if name not found in dictionary keys. - */ -int dt_find_dict_idx(const char *str, struct dt_procdict *dict) -{ - int i; - if (str == 0 || dict == 0) - return -1; - - for (i = 0; i < dict->max; i++) { - if (dict->key[i] && !strcmp(str, dict->key[i])) - return i; - } - return -1; -} - -/** - * @brief Parses files that have Names and Values on same line. - * - * Use this method to parse lines that have a dp name followed - * by a dp value. Such as "/proc/net/snmp6" - * - * @param line1 Line to parse to find datapoint names and values. - * @param len1 Length of line1. - * @param l Index in the dictionary the key/val pair is added to. - * @param dict Dictionary the keys and values are added to. - * @return Number of key/val pairs in the dictionary. - */ -int dt_parse_proc_same_line_key_and_val(char *line1, int len1, - int l, struct dt_procdict *dict) -{ - int i, k, n; - if (len1 < 1) - return 0; - - if (line1 == 0 || dict == 0) - return 0; - - k = l; - for (i = 0; i < len1 && k < DTOP_DICT_SIZE; i++) { - if (line1[i] == ' ') { - dict->key[k] = &line1[0]; - line1[i] = 0; - for (n = i+1; n < len1; n++) { - if (line1[n] != ' ') { - dict->val[k] = &line1[n+1]; - break; - } - } - break; - } - } - k++; - dict->max = k; - return k; -} - -/** - * @brief Parses files that have a single line. - * - * Parses a single line file for csv, tab-separated, space-separated, and single - * value formats and adds values to a dictionary. Such as - * "/proc/sys/net/ipv4/ping_group_range" - * - * Use this method to parse lines that contain only values. - * - * @param line1 Line to parse. - * @param len1 Length of line1. - * @param dict Dictionary datapoints are added to. - * @return Number of values dictionary holds. - */ -int dt_single_line_parse(char *line1, int len1, struct dt_procdict *dict) -{ - int i, k; - k = 0; - dict->val[k] = &line1[0]; - k++; - - for (i = 0; i < len1; i++) { - if (line1[i] == ' ' || line1[i] == ',' || line1[i] == ' ') { - line1[i] = 0; - dict->val[k] = &line1[i+1]; - k++; - } - } - dict->max = k; - return k; -} diff --git a/dataservices/datatop/src/datatop_str.h b/dataservices/datatop/src/datatop_str.h deleted file mode 100644 index 1f30370..0000000 --- a/dataservices/datatop/src/datatop_str.h +++ /dev/null @@ -1,70 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_str.h - * @brief Declares methods held in datatop_str.c and defines dictionary struct. - */ - -#ifndef DATATOP_STR_H -#define DATATOP_STR_H - -#define DTOP_DICT_SIZE 2048 - -/** - * @struct dt_procdict - * @brief Struct used to create dictionary for parsing purposes. - * - * @var dt_procdict::max - * Number of key/val pairs in dictionary. - * @var dt_procdict::key - * Holds the key that is used to access the value. - * @var dt_procdict::val - * Value that the key accesses. - */ -struct dt_procdict { - int max; - char *key[DTOP_DICT_SIZE]; - char *val[DTOP_DICT_SIZE]; -}; - -int dt_read_line(char *buf1, int len1, const char *buf2, int len2, int start); - -int dt_parse_proc_dictionary(char *line1, int len1, char *line2, int len2, - struct dt_procdict *dict); - -int dt_find_dict_idx(const char *str, struct dt_procdict *dict); - -int dt_parse_proc_same_line_key_and_val(char *line1, int len1, int l, - struct dt_procdict *dict); - -void dt_parse_for_prefix(char *line1, int len1, struct dt_procdict *dict); - -int dt_single_line_parse(char *line1, int len1, struct dt_procdict *dict); -#endif /* DATATOP_STR_H */ diff --git a/dataservices/datatop/src/datatop_sys_snap.c b/dataservices/datatop/src/datatop_sys_snap.c deleted file mode 100644 index ee9ea95..0000000 --- a/dataservices/datatop/src/datatop_sys_snap.c +++ /dev/null @@ -1,199 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -#include <unistd.h> -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include <fcntl.h> -#include <sys/types.h> -#include <sys/wait.h> -#include <sys/stat.h> - -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" -#include "datatop_opt.h" - -#define DTOP_SNAP_SIZE 8192 -#define DTOP_SNAP_LINE (DTOP_SNAP_SIZE>>2) - -static int dtop_system_snapshot_helper_print(char *file, const char *str) -{ - FILE *snap_file = fopen(file, "a"); - - if (snap_file) { - if (fprintf(snap_file, "%s", str) < 0) { - fclose(snap_file); - return FILE_ERROR; - } - } else { - return FILE_ERROR; - } - fflush(snap_file); - fclose(snap_file); - return FILE_SUCCESS; -} - -/** - * @brief A helper function to dtop_print_system_snapshot. - * - * @param fw File that desired system data is printed to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -static int dtop_run_and_log(char *file, const char *c1, const char **args) -{ - int i; - pid_t child_pid; - - i = 0; - dtop_system_snapshot_helper_print(file, "\n" - "--------------------------------------------------------------\n" - "Command: "); - while(args[i] != 0) { - dtop_system_snapshot_helper_print(file, args[i++]); - dtop_system_snapshot_helper_print(file, " "); - } - dtop_system_snapshot_helper_print(file, "\n"); - - - child_pid = fork(); - if (child_pid == 0) { - int fd = open(file, O_WRONLY | O_APPEND | O_CREAT, - S_IRUSR | S_IWUSR); - dup2(fd, STDOUT_FILENO); - dup2(fd, STDERR_FILENO); - close(fd); - execvp(c1, (char * const *)args); - printf("Failed to execute %s\n", c1); - printf("errno=%d error=%s\n", errno, strerror(errno)); - close(STDOUT_FILENO); - close(STDERR_FILENO); - exit(0); - } else if (child_pid < 0) { - return FILE_ERROR; - } else { - int return_status; - waitpid(child_pid, &return_status, 0); - - if (return_status != 0) - return FILE_ERROR; - } - - return FILE_SUCCESS; -} - - - -/* IPv4 */ -const char *ip_addr_cmd[] = {"ip", "addr", 0}; -const char *ip_route_cmd[] = {"ip", "route", 0}; -const char *ip_route_all_tables_cmd[] = {"ip", "route", "show", "table", "all", 0}; -const char *ip_rule_cmd[] = {"ip", "rule", "show", 0}; -const char *ip_tables_cmd[] = {"iptables", "-L", "-n", "-v", 0}; -const char *ip_tables_nat_cmd[] = {"iptables", "-t", "nat", "-L", "-n", "-v", 0}; -const char *ip_tables_mangle_cmd[] = {"iptables", "-t", "mangle", "-L", "-n", "-v", 0}; -const char *ip_tables_raw_cmd[] = {"iptables", "-t", "raw", "-L", "-n", "-v", 0}; - -/* IPv6 */ -const char *ip6_addr_cmd[] = {"ip", "-6", "addr", 0}; -const char *ip6_route_cmd[] = {"ip", "-6", "route", 0}; -const char *ip6_route_all_tables_cmd[] = {"ip", "-6", "route", "show", "table", "all", 0}; -const char *ip6_rule_cmd[] = {"ip", "-6", "rule", "show", 0}; -const char *ip6_tables_cmd[] = {"ip6tables", "-L", "-n", "-v", 0}; -const char *ip6_tables_nat_cmd[] = {"ip6tables", "-t", "nat", "-L", "-n", "-v", 0}; -const char *ip6_tables_mangle_cmd[] = {"ip6tables", "-t", "mangle", "-L", "-n", "-v", 0}; -const char *ip6_tables_raw_cmd[] = {"ip6tables", "-t", "raw", "-L", "-n", "-v", 0}; - -/* Misc */ -const char *rps_config[] = {"cat", "/sys/class/net/rmnet_mhi0/queues/rx-0/rps_cpus", 0}; -const char *if_config[] = {"/data/busybox/busybox", "ifconfig", 0}; -const char *netcfg[] = {"netcfg", 0}; -const char *softnet_stat[] = {"cat", "/proc/net/softnet_stat", 0}; - -/* XFRM logging */ -const char *xfrm_state[] = {"ip", "xfrm", "state", "show", 0}; -const char *xfrm_policy[] = {"ip", "xfrm", "policy", "show", 0}; -const char *xfrm_netstat[] = {"cat", "/proc/net/xfrm_stat", 0}; - -#define DO_DTOP_RUN_AND_LOG(X) \ - dtop_run_and_log(file, X[0], X); -/** - * @brief Prints a System snapshot to a file specified by the user. - * - * @param fw File that system snapshot is printed to. - * @return FILE_ERROR - Writing to file was unsuccessful. - * @return FILE_SUCCESS - Writing to file was successful. - */ -int dtop_print_system_snapshot(char *file) -{ - dtop_system_snapshot_helper_print(file, - "==============================================================\n" - " System Data Snapshot - Captured with Data Top \n" - " Version "); - dtop_system_snapshot_helper_print(file, VERSION); - dtop_system_snapshot_helper_print(file, "\n" - "==============================================================\n" - "\n"); - - /* IPv4 */ - DO_DTOP_RUN_AND_LOG(ip_addr_cmd); - DO_DTOP_RUN_AND_LOG(ip_route_cmd); - DO_DTOP_RUN_AND_LOG(ip_route_all_tables_cmd); - DO_DTOP_RUN_AND_LOG(ip_rule_cmd); - DO_DTOP_RUN_AND_LOG(ip_tables_cmd); - DO_DTOP_RUN_AND_LOG(ip_tables_nat_cmd); - DO_DTOP_RUN_AND_LOG(ip_tables_mangle_cmd); - DO_DTOP_RUN_AND_LOG(ip_tables_raw_cmd); - - /* IPv6 */ - DO_DTOP_RUN_AND_LOG(ip6_addr_cmd); - DO_DTOP_RUN_AND_LOG(ip6_route_cmd); - DO_DTOP_RUN_AND_LOG(ip6_route_all_tables_cmd); - DO_DTOP_RUN_AND_LOG(ip6_rule_cmd); - DO_DTOP_RUN_AND_LOG(ip6_tables_cmd); - DO_DTOP_RUN_AND_LOG(ip6_tables_nat_cmd); - DO_DTOP_RUN_AND_LOG(ip6_tables_mangle_cmd); - DO_DTOP_RUN_AND_LOG(ip6_tables_raw_cmd); - - /* Misc */ - DO_DTOP_RUN_AND_LOG(rps_config); - DO_DTOP_RUN_AND_LOG(if_config); - DO_DTOP_RUN_AND_LOG(netcfg); - DO_DTOP_RUN_AND_LOG(softnet_stat); - - /* XFRM logging */ - DO_DTOP_RUN_AND_LOG(xfrm_state); - DO_DTOP_RUN_AND_LOG(xfrm_policy); - DO_DTOP_RUN_AND_LOG(xfrm_netstat); - - return FILE_SUCCESS; -} diff --git a/dataservices/datatop/src/datatop_value_only_poll.c b/dataservices/datatop/src/datatop_value_only_poll.c deleted file mode 100644 index bf6fc54..0000000 --- a/dataservices/datatop/src/datatop_value_only_poll.c +++ /dev/null @@ -1,201 +0,0 @@ -/************************************************************************ -Copyright (c) 2015, The Linux Foundation. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following - disclaimer in the documentation and/or other materials provided - with the distribution. - * Neither the name of The Linux Foundation nor the names of its - contributors may be used to endorse or promote products derived - from this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED -WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT -ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS -BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR -BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE -OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -************************************************************************/ - -/** - * @file datatop_value_only_poll.c - * @brief Adds ability for data collection from files with only values - * - * File contains methods for searching and polling data from - * value_only files, meaning a file with a single line, containing - * only values. - */ - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include "datatop_interface.h" -#include "datatop_fileops.h" -#include "datatop_str.h" - -#define DTOP_SINGLE_SIZE 8192 -#define DTOP_SINGLE_LINE (DTOP_SINGLE_SIZE>>2) - -/** - * @brief Stores the data collected from a value_only files. - * - * @param dpg Struct that polled data is added to. - * @return DTOP_POLL_IO_ERR - Poll of dpg unsuccessful. - * @return DTOP_POLL_OK - Poll of dpg successful. - */ -int dtop_value_only_poll(struct dtop_data_point_gatherer *dpg) -{ - char *data; - int line_len; - char line[DTOP_SINGLE_LINE]; - int read; - struct dt_procdict dict; - int j; - FILE *check = fopen(dpg->file, "r"); - if (check) { - fclose(check); - read = dt_read_file(dpg->file, &data, DTOP_SINGLE_SIZE); - } else { - return DTOP_POLL_IO_ERR; - } - - if (read == 0 || data == 0) - return DTOP_POLL_IO_ERR; - - line_len = dt_read_line(line, DTOP_SINGLE_LINE, data, - DTOP_SINGLE_SIZE, 0); - - /* Stores dp values in dictionary */ - dt_single_line_parse(line, line_len, &dict); - - /* Assigns the dp value to the dp struct */ - for (j = 0; j < dpg->data_points_len; j++) - dtop_store_dp(&(dpg->data_points[j]), dict.val[j]); - - dt_free(&data); - return DTOP_POLL_OK; -} - -/** - * @brief Frees dynamically allocated single line dpg. - * - * Frees the memory of the dpg along with it's data_points - * and other malloc'd memory no longer needed. - * - * @param dpg Dpg to deconstruct and deallocate memory for. - */ -void dtop_value_only_dpg_deconstructor - (struct dtop_data_point_gatherer *dpset) -{ - int i; - for (i = 0; i < dpset->data_points_len; i++) - free(dpset->data_points[i].name); - free(dpset->data_points); - free(dpset->file); - free(dpset); -} - -/** - * @brief Creates a dpg for a single line file. - * - * Dynamically allocates memory for dpg which is then added to a linked list - * via the dtop_register(dpg) function call. - * - * @param name Name of file dpg represents. - * @param data_points dtop_data_point struct that dpg points to. - * @param dp_count Number of data_points in data_points array - */ -static void construct_value_only_dpg(char *name, struct dtop_data_point - *data_points, int dp_count) -{ - struct dtop_data_point_gatherer *dpg = malloc - (sizeof(struct dtop_data_point_gatherer)); - dpg->prefix = name; - dpg->file = name; - dpg->poll = dtop_value_only_poll; - dpg->data_points = data_points; - dpg->data_points_len = dp_count; - dpg->deconstruct = dtop_value_only_dpg_deconstructor; - - dtop_register(dpg); -} - -/** - * @brief Scans a single line file in order to autodetect dps. - * - * Searches through a file that contains a single line and only - * values in order to detect and create dp's/ - * - * @param name Name of file to scan. - */ -int dtop_value_only_search(char *name) -{ - int i; - char *data; - char line[DTOP_SINGLE_LINE]; - int line_len; - int read; - struct dt_procdict dict; - struct dtop_data_point *data_points; - - - read = dt_read_file(name, &data, DTOP_SINGLE_SIZE); - if (read == 0 || data == 0) { - free(name); - return DTOP_POLL_IO_ERR; - } - - line_len = dt_read_line(line, - DTOP_SINGLE_LINE, data, - DTOP_SINGLE_SIZE, 0); - - /* Stores dp values in dictionary */ - dt_single_line_parse(line, line_len, &dict); - - data_points = malloc(dict.max * sizeof(struct dtop_data_point)); - - /* Creates a dtop_data_point struct for each dp found in the file */ - for (i = 0; i < dict.max; i++) { - char *newname = malloc(sizeof(10)); - if (dict.val[i][0] == '-') - data_points[i].type = DTOP_LONG; - else - data_points[i].type = DTOP_ULONG; - data_points[i].name = malloc(sizeof(10)); - if (dict.max > 1) - snprintf(newname, sizeof(10), "[%d]:", i); - else - strlcpy(newname, "", sizeof(10)); - strlcpy(data_points[i].name, newname, sizeof(10)); - free(newname); - data_points[i].prefix = NULL; - data_points[i].skip = DO_NOT_SKIP; - data_points[i].initial_data_populated = NOT_POPULATED; - } - - /* Calls dpg constructor, dpg will point to the dp struct */ - construct_value_only_dpg(name, data_points, dict.max); - - dt_free(&data); - return DTOP_POLL_OK; -} - -/** - * @brief Calls dtop_search for files with a single line and only values. - */ -void dtop_value_only_init(char *name) -{ - char *file = malloc(strlen(name) + 1); - strlcpy(file, name, strlen(name) + 1); - dtop_value_only_search(file); -} |