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authorDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:22:44 +0000
commit1e6c93250172946eeb38e94a92a1fd12c9d3011e (patch)
tree8ca5e16dfc7ad6b3bf2738ca0a48408a950f8f7e /src/plugins_d.c
parentUpdate watch file (diff)
downloadnetdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.tar.xz
netdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.zip
Merging upstream version 1.11.0+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/plugins_d.c')
-rw-r--r--src/plugins_d.c694
1 files changed, 0 insertions, 694 deletions
diff --git a/src/plugins_d.c b/src/plugins_d.c
deleted file mode 100644
index 5693dda06..000000000
--- a/src/plugins_d.c
+++ /dev/null
@@ -1,694 +0,0 @@
-#include "common.h"
-
-char *plugin_directories[PLUGINSD_MAX_DIRECTORIES] = { NULL };
-char *netdata_configured_plugins_dir_base;
-
-struct plugind *pluginsd_root = NULL;
-
-static inline int pluginsd_space(char c) {
- switch(c) {
- case ' ':
- case '\t':
- case '\r':
- case '\n':
- case '=':
- return 1;
-
- default:
- return 0;
- }
-}
-
-inline int config_isspace(char c) {
- switch(c) {
- case ' ':
- case '\t':
- case '\r':
- case '\n':
- case ',':
- return 1;
-
- default:
- return 0;
- }
-}
-
-// split a text into words, respecting quotes
-inline int quoted_strings_splitter(char *str, char **words, int max_words, int (*custom_isspace)(char)) {
- char *s = str, quote = 0;
- int i = 0, j;
-
- // skip all white space
- while(unlikely(custom_isspace(*s))) s++;
-
- // check for quote
- if(unlikely(*s == '\'' || *s == '"')) {
- quote = *s; // remember the quote
- s++; // skip the quote
- }
-
- // store the first word
- words[i++] = s;
-
- // while we have something
- while(likely(*s)) {
- // if it is escape
- if(unlikely(*s == '\\' && s[1])) {
- s += 2;
- continue;
- }
-
- // if it is quote
- else if(unlikely(*s == quote)) {
- quote = 0;
- *s = ' ';
- continue;
- }
-
- // if it is a space
- else if(unlikely(quote == 0 && custom_isspace(*s))) {
-
- // terminate the word
- *s++ = '\0';
-
- // skip all white space
- while(likely(custom_isspace(*s))) s++;
-
- // check for quote
- if(unlikely(*s == '\'' || *s == '"')) {
- quote = *s; // remember the quote
- s++; // skip the quote
- }
-
- // if we reached the end, stop
- if(unlikely(!*s)) break;
-
- // store the next word
- if(likely(i < max_words)) words[i++] = s;
- else break;
- }
-
- // anything else
- else s++;
- }
-
- // terminate the words
- j = i;
- while(likely(j < max_words)) words[j++] = NULL;
-
- return i;
-}
-
-inline int pluginsd_split_words(char *str, char **words, int max_words) {
- return quoted_strings_splitter(str, words, max_words, pluginsd_space);
-}
-
-inline size_t pluginsd_process(RRDHOST *host, struct plugind *cd, FILE *fp, int trust_durations) {
- int enabled = cd->enabled;
-
- if(!fp || !enabled) {
- cd->enabled = 0;
- return 0;
- }
-
- size_t count = 0;
-
- char line[PLUGINSD_LINE_MAX + 1];
-
- char *words[PLUGINSD_MAX_WORDS] = { NULL };
- uint32_t BEGIN_HASH = simple_hash(PLUGINSD_KEYWORD_BEGIN);
- uint32_t END_HASH = simple_hash(PLUGINSD_KEYWORD_END);
- uint32_t FLUSH_HASH = simple_hash(PLUGINSD_KEYWORD_FLUSH);
- uint32_t CHART_HASH = simple_hash(PLUGINSD_KEYWORD_CHART);
- uint32_t DIMENSION_HASH = simple_hash(PLUGINSD_KEYWORD_DIMENSION);
- uint32_t DISABLE_HASH = simple_hash(PLUGINSD_KEYWORD_DISABLE);
- uint32_t VARIABLE_HASH = simple_hash(PLUGINSD_KEYWORD_VARIABLE);
-
- RRDSET *st = NULL;
- uint32_t hash;
-
- errno = 0;
- clearerr(fp);
-
- if(unlikely(fileno(fp) == -1)) {
- error("file descriptor given is not a valid stream");
- goto cleanup;
- }
-
- while(!ferror(fp)) {
- if(unlikely(netdata_exit)) break;
-
- char *r = fgets(line, PLUGINSD_LINE_MAX, fp);
- if(unlikely(!r)) {
- error("read failed");
- break;
- }
-
- if(unlikely(netdata_exit)) break;
-
- line[PLUGINSD_LINE_MAX] = '\0';
-
- int w = pluginsd_split_words(line, words, PLUGINSD_MAX_WORDS);
- char *s = words[0];
- if(unlikely(!s || !*s || !w)) {
- continue;
- }
-
- // debug(D_PLUGINSD, "PLUGINSD: words 0='%s' 1='%s' 2='%s' 3='%s' 4='%s' 5='%s' 6='%s' 7='%s' 8='%s' 9='%s'", words[0], words[1], words[2], words[3], words[4], words[5], words[6], words[7], words[8], words[9]);
-
- if(likely(!simple_hash_strcmp(s, "SET", &hash))) {
- char *dimension = words[1];
- char *value = words[2];
-
- if(unlikely(!dimension || !*dimension)) {
- error("requested a SET on chart '%s' of host '%s', without a dimension. Disabling it.", st->id, host->hostname);
- enabled = 0;
- break;
- }
-
- if(unlikely(!value || !*value)) value = NULL;
-
- if(unlikely(!st)) {
- error("requested a SET on dimension %s with value %s on host '%s', without a BEGIN. Disabling it.", dimension, value?value:"<nothing>", host->hostname);
- enabled = 0;
- break;
- }
-
- if(unlikely(rrdset_flag_check(st, RRDSET_FLAG_DEBUG)))
- debug(D_PLUGINSD, "is setting dimension %s/%s to %s", st->id, dimension, value?value:"<nothing>");
-
- if(value) {
- RRDDIM *rd = rrddim_find(st, dimension);
- if(unlikely(!rd)) {
- error("requested a SET to dimension with id '%s' on stats '%s' (%s) on host '%s', which does not exist. Disabling it.", dimension, st->name, st->id, st->rrdhost->hostname);
- enabled = 0;
- break;
- }
- else
- rrddim_set_by_pointer(st, rd, strtoll(value, NULL, 0));
- }
- }
- else if(likely(hash == BEGIN_HASH && !strcmp(s, PLUGINSD_KEYWORD_BEGIN))) {
- char *id = words[1];
- char *microseconds_txt = words[2];
-
- if(unlikely(!id)) {
- error("requested a BEGIN without a chart id for host '%s'. Disabling it.", host->hostname);
- enabled = 0;
- break;
- }
-
- st = rrdset_find(host, id);
- if(unlikely(!st)) {
- error("requested a BEGIN on chart '%s', which does not exist on host '%s'. Disabling it.", id, host->hostname);
- enabled = 0;
- break;
- }
-
- if(likely(st->counter_done)) {
- usec_t microseconds = 0;
- if(microseconds_txt && *microseconds_txt) microseconds = str2ull(microseconds_txt);
-
- if(likely(microseconds)) {
- if(trust_durations)
- rrdset_next_usec_unfiltered(st, microseconds);
- else
- rrdset_next_usec(st, microseconds);
- }
- else rrdset_next(st);
- }
- }
- else if(likely(hash == END_HASH && !strcmp(s, PLUGINSD_KEYWORD_END))) {
- if(unlikely(!st)) {
- error("requested an END, without a BEGIN on host '%s'. Disabling it.", host->hostname);
- enabled = 0;
- break;
- }
-
- if(unlikely(rrdset_flag_check(st, RRDSET_FLAG_DEBUG)))
- debug(D_PLUGINSD, "requested an END on chart %s", st->id);
-
- rrdset_done(st);
- st = NULL;
-
- count++;
- }
- else if(likely(hash == CHART_HASH && !strcmp(s, PLUGINSD_KEYWORD_CHART))) {
- st = NULL;
-
- char *type = words[1];
- char *name = words[2];
- char *title = words[3];
- char *units = words[4];
- char *family = words[5];
- char *context = words[6];
- char *chart = words[7];
- char *priority_s = words[8];
- char *update_every_s = words[9];
- char *options = words[10];
- char *plugin = words[11];
- char *module = words[12];
-
- // parse the id from type
- char *id = NULL;
- if(likely(type && (id = strchr(type, '.')))) {
- *id = '\0';
- id++;
- }
-
- // make sure we have the required variables
- if(unlikely(!type || !*type || !id || !*id)) {
- error("requested a CHART, without a type.id, on host '%s'. Disabling it.", host->hostname);
- enabled = 0;
- break;
- }
-
- // parse the name, and make sure it does not include 'type.'
- if(unlikely(name && *name)) {
- // when data are coming from slaves
- // name will be type.name
- // so we have to remove 'type.' from name too
- size_t len = strlen(type);
- if(strncmp(type, name, len) == 0 && name[len] == '.')
- name = &name[len + 1];
-
- // if the name is the same with the id,
- // or is just 'NULL', clear it.
- if(unlikely(strcmp(name, id) == 0 || strcasecmp(name, "NULL") == 0 || strcasecmp(name, "(NULL)") == 0))
- name = NULL;
- }
-
- int priority = 1000;
- if(likely(priority_s && *priority_s)) priority = str2i(priority_s);
-
- int update_every = cd->update_every;
- if(likely(update_every_s && *update_every_s)) update_every = str2i(update_every_s);
- if(unlikely(!update_every)) update_every = cd->update_every;
-
- RRDSET_TYPE chart_type = RRDSET_TYPE_LINE;
- if(unlikely(chart)) chart_type = rrdset_type_id(chart);
-
- if(unlikely(name && !*name)) name = NULL;
- if(unlikely(family && !*family)) family = NULL;
- if(unlikely(context && !*context)) context = NULL;
- if(unlikely(!title)) title = "";
- if(unlikely(!units)) units = "unknown";
-
- debug(D_PLUGINSD, "creating chart type='%s', id='%s', name='%s', family='%s', context='%s', chart='%s', priority=%d, update_every=%d"
- , type, id
- , name?name:""
- , family?family:""
- , context?context:""
- , rrdset_type_name(chart_type)
- , priority
- , update_every
- );
-
- st = rrdset_create(
- host
- , type
- , id
- , name
- , family
- , context
- , title
- , units
- , (plugin && *plugin)?plugin:cd->filename
- , module
- , priority
- , update_every
- , chart_type
- );
-
- if(options && *options) {
- if(strstr(options, "obsolete"))
- rrdset_is_obsolete(st);
- else
- rrdset_isnot_obsolete(st);
-
- if(strstr(options, "detail"))
- rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
- else
- rrdset_flag_clear(st, RRDSET_FLAG_DETAIL);
-
- if(strstr(options, "hidden"))
- rrdset_flag_set(st, RRDSET_FLAG_HIDDEN);
- else
- rrdset_flag_clear(st, RRDSET_FLAG_HIDDEN);
-
- if(strstr(options, "store_first"))
- rrdset_flag_set(st, RRDSET_FLAG_STORE_FIRST);
- else
- rrdset_flag_clear(st, RRDSET_FLAG_STORE_FIRST);
- }
- else {
- rrdset_isnot_obsolete(st);
- rrdset_flag_clear(st, RRDSET_FLAG_DETAIL);
- rrdset_flag_clear(st, RRDSET_FLAG_STORE_FIRST);
- }
- }
- else if(likely(hash == DIMENSION_HASH && !strcmp(s, PLUGINSD_KEYWORD_DIMENSION))) {
- char *id = words[1];
- char *name = words[2];
- char *algorithm = words[3];
- char *multiplier_s = words[4];
- char *divisor_s = words[5];
- char *options = words[6];
-
- if(unlikely(!id || !*id)) {
- error("requested a DIMENSION, without an id, host '%s' and chart '%s'. Disabling it.", host->hostname, st?st->id:"UNSET");
- enabled = 0;
- break;
- }
-
- if(unlikely(!st)) {
- error("requested a DIMENSION, without a CHART, on host '%s'. Disabling it.", host->hostname);
- enabled = 0;
- break;
- }
-
- long multiplier = 1;
- if(multiplier_s && *multiplier_s) multiplier = strtol(multiplier_s, NULL, 0);
- if(unlikely(!multiplier)) multiplier = 1;
-
- long divisor = 1;
- if(likely(divisor_s && *divisor_s)) divisor = strtol(divisor_s, NULL, 0);
- if(unlikely(!divisor)) divisor = 1;
-
- if(unlikely(!algorithm || !*algorithm)) algorithm = "absolute";
-
- if(unlikely(rrdset_flag_check(st, RRDSET_FLAG_DEBUG)))
- debug(D_PLUGINSD, "creating dimension in chart %s, id='%s', name='%s', algorithm='%s', multiplier=%ld, divisor=%ld, hidden='%s'"
- , st->id
- , id
- , name?name:""
- , rrd_algorithm_name(rrd_algorithm_id(algorithm))
- , multiplier
- , divisor
- , options?options:""
- );
-
- RRDDIM *rd = rrddim_add(st, id, name, multiplier, divisor, rrd_algorithm_id(algorithm));
- rrddim_flag_clear(rd, RRDDIM_FLAG_HIDDEN);
- rrddim_flag_clear(rd, RRDDIM_FLAG_DONT_DETECT_RESETS_OR_OVERFLOWS);
- if(options && *options) {
- if(strstr(options, "hidden") != NULL) rrddim_flag_set(rd, RRDDIM_FLAG_HIDDEN);
- if(strstr(options, "noreset") != NULL) rrddim_flag_set(rd, RRDDIM_FLAG_DONT_DETECT_RESETS_OR_OVERFLOWS);
- if(strstr(options, "nooverflow") != NULL) rrddim_flag_set(rd, RRDDIM_FLAG_DONT_DETECT_RESETS_OR_OVERFLOWS);
- }
- }
- else if(likely(hash == VARIABLE_HASH && !strcmp(s, PLUGINSD_KEYWORD_VARIABLE))) {
- char *name = words[1];
- char *value = words[2];
- int global = (st)?0:1;
-
- if(name && *name) {
- if((strcmp(name, "GLOBAL") == 0 || strcmp(name, "HOST") == 0)) {
- global = 1;
- name = words[2];
- value = words[3];
- }
- else if((strcmp(name, "LOCAL") == 0 || strcmp(name, "CHART") == 0)) {
- global = 0;
- name = words[2];
- value = words[3];
- }
- }
-
- if(unlikely(!name || !*name)) {
- error("requested a VARIABLE on host '%s', without a variable name. Disabling it.", host->hostname);
- enabled = 0;
- break;
- }
-
- if(unlikely(!value || !*value))
- value = NULL;
-
- if(value) {
- char *endptr = NULL;
- calculated_number v = (calculated_number)str2ld(value, &endptr);
-
- if(unlikely(endptr && *endptr)) {
- if(endptr == value)
- error("the value '%s' of VARIABLE '%s' on host '%s' cannot be parsed as a number", value, name, host->hostname);
- else
- error("the value '%s' of VARIABLE '%s' on host '%s' has leftovers: '%s'", value, name, host->hostname, endptr);
- }
-
- if(global) {
- RRDVAR *rv = rrdvar_custom_host_variable_create(host, name);
- if (rv) rrdvar_custom_host_variable_set(host, rv, v);
- else error("cannot find/create HOST VARIABLE '%s' on host '%s'", name, host->hostname);
- }
- else if(st) {
- RRDSETVAR *rs = rrdsetvar_custom_chart_variable_create(st, name);
- if (rs) rrdsetvar_custom_chart_variable_set(rs, v);
- else error("cannot find/create CHART VARIABLE '%s' on host '%s', chart '%s'", name, host->hostname, st->id);
- }
- else
- error("cannot find/create CHART VARIABLE '%s' on host '%s' without a chart", name, host->hostname);
- }
- else
- error("cannot set %s VARIABLE '%s' on host '%s' to an empty value", (global)?"HOST":"CHART", name, host->hostname);
- }
- else if(likely(hash == FLUSH_HASH && !strcmp(s, PLUGINSD_KEYWORD_FLUSH))) {
- debug(D_PLUGINSD, "requested a FLUSH");
- st = NULL;
- }
- else if(unlikely(hash == DISABLE_HASH && !strcmp(s, PLUGINSD_KEYWORD_DISABLE))) {
- info("called DISABLE. Disabling it.");
- enabled = 0;
- break;
- }
- else {
- error("sent command '%s' which is not known by netdata, for host '%s'. Disabling it.", s, host->hostname);
- enabled = 0;
- break;
- }
- }
-
-cleanup:
- cd->enabled = enabled;
-
- if(likely(count)) {
- cd->successful_collections += count;
- cd->serial_failures = 0;
- }
- else
- cd->serial_failures++;
-
- return count;
-}
-
-static void pluginsd_worker_thread_cleanup(void *arg) {
- struct plugind *cd = (struct plugind *)arg;
-
- if(cd->enabled && !cd->obsolete) {
- cd->obsolete = 1;
-
- info("data collection thread exiting");
-
- if (cd->pid) {
- siginfo_t info;
- info("killing child process pid %d", cd->pid);
- if (killpid(cd->pid, SIGTERM) != -1) {
- info("waiting for child process pid %d to exit...", cd->pid);
- waitid(P_PID, (id_t) cd->pid, &info, WEXITED);
- }
- cd->pid = 0;
- }
- }
-}
-
-void *pluginsd_worker_thread(void *arg) {
- netdata_thread_cleanup_push(pluginsd_worker_thread_cleanup, arg);
-
- struct plugind *cd = (struct plugind *)arg;
-
- cd->obsolete = 0;
- size_t count = 0;
-
- while(!netdata_exit) {
- FILE *fp = mypopen(cd->cmd, &cd->pid);
- if(unlikely(!fp)) {
- error("Cannot popen(\"%s\", \"r\").", cd->cmd);
- break;
- }
-
- info("connected to '%s' running on pid %d", cd->fullfilename, cd->pid);
- count = pluginsd_process(localhost, cd, fp, 0);
- error("'%s' (pid %d) disconnected after %zu successful data collections (ENDs).", cd->fullfilename, cd->pid, count);
- killpid(cd->pid, SIGTERM);
-
- // get the return code
- int code = mypclose(fp, cd->pid);
-
- if(code != 0) {
- // the plugin reports failure
-
- if(likely(!cd->successful_collections)) {
- // nothing collected - disable it
- error("'%s' (pid %d) exited with error code %d. Disabling it.", cd->fullfilename, cd->pid, code);
- cd->enabled = 0;
- }
- else {
- // we have collected something
-
- if(likely(cd->serial_failures <= 10)) {
- error("'%s' (pid %d) exited with error code %d, but has given useful output in the past (%zu times). %s", cd->fullfilename, cd->pid, code, cd->successful_collections, cd->enabled?"Waiting a bit before starting it again.":"Will not start it again - it is disabled.");
- sleep((unsigned int) (cd->update_every * 10));
- }
- else {
- error("'%s' (pid %d) exited with error code %d, but has given useful output in the past (%zu times). We tried %zu times to restart it, but it failed to generate data. Disabling it.", cd->fullfilename, cd->pid, code, cd->successful_collections, cd->serial_failures);
- cd->enabled = 0;
- }
- }
- }
- else {
- // the plugin reports success
-
- if(unlikely(!cd->successful_collections)) {
- // we have collected nothing so far
-
- if(likely(cd->serial_failures <= 10)) {
- error("'%s' (pid %d) does not generate useful output but it reports success (exits with 0). %s.", cd->fullfilename, cd->pid, cd->enabled?"Waiting a bit before starting it again.":"Will not start it again - it is now disabled.");
- sleep((unsigned int) (cd->update_every * 10));
- }
- else {
- error("'%s' (pid %d) does not generate useful output, although it reports success (exits with 0), but we have tried %zu times to collect something. Disabling it.", cd->fullfilename, cd->pid, cd->serial_failures);
- cd->enabled = 0;
- }
- }
- else
- sleep((unsigned int) cd->update_every);
- }
- cd->pid = 0;
-
- if(unlikely(!cd->enabled)) break;
- }
-
- netdata_thread_cleanup_pop(1);
- return NULL;
-}
-
-static void pluginsd_main_cleanup(void *data) {
- struct netdata_static_thread *static_thread = (struct netdata_static_thread *)data;
- static_thread->enabled = NETDATA_MAIN_THREAD_EXITING;
- info("cleaning up...");
-
- struct plugind *cd;
- for (cd = pluginsd_root; cd; cd = cd->next) {
- if (cd->enabled && !cd->obsolete) {
- info("stopping plugin thread: %s", cd->id);
- netdata_thread_cancel(cd->thread);
- }
- }
-
- info("cleanup completed.");
- static_thread->enabled = NETDATA_MAIN_THREAD_EXITED;
-}
-
-void *pluginsd_main(void *ptr) {
- netdata_thread_cleanup_push(pluginsd_main_cleanup, ptr);
-
- int automatic_run = config_get_boolean(CONFIG_SECTION_PLUGINS, "enable running new plugins", 1);
- int scan_frequency = (int) config_get_number(CONFIG_SECTION_PLUGINS, "check for new plugins every", 60);
- if(scan_frequency < 1) scan_frequency = 1;
-
- // store the errno for each plugins directory
- // so that we don't log broken directories on each loop
- int directory_errors[PLUGINSD_MAX_DIRECTORIES] = { 0 };
-
- while(!netdata_exit) {
- int idx;
- const char *directory_name;
-
- for( idx = 0; idx < PLUGINSD_MAX_DIRECTORIES && (directory_name = plugin_directories[idx]) ; idx++ ) {
- if(unlikely(netdata_exit)) break;
-
- errno = 0;
- DIR *dir = opendir(directory_name);
- if(unlikely(!dir)) {
- if(directory_errors[idx] != errno) {
- directory_errors[idx] = errno;
- error("cannot open plugins directory '%s'", directory_name);
- }
- continue;
- }
-
- struct dirent *file = NULL;
- while(likely((file = readdir(dir)))) {
- if(unlikely(netdata_exit)) break;
-
- debug(D_PLUGINSD, "examining file '%s'", file->d_name);
-
- if(unlikely(strcmp(file->d_name, ".") == 0 || strcmp(file->d_name, "..") == 0)) continue;
-
- int len = (int) strlen(file->d_name);
- if(unlikely(len <= (int)PLUGINSD_FILE_SUFFIX_LEN)) continue;
- if(unlikely(strcmp(PLUGINSD_FILE_SUFFIX, &file->d_name[len - (int)PLUGINSD_FILE_SUFFIX_LEN]) != 0)) {
- debug(D_PLUGINSD, "file '%s' does not end in '%s'", file->d_name, PLUGINSD_FILE_SUFFIX);
- continue;
- }
-
- char pluginname[CONFIG_MAX_NAME + 1];
- snprintfz(pluginname, CONFIG_MAX_NAME, "%.*s", (int)(len - PLUGINSD_FILE_SUFFIX_LEN), file->d_name);
- int enabled = config_get_boolean(CONFIG_SECTION_PLUGINS, pluginname, automatic_run);
-
- if(unlikely(!enabled)) {
- debug(D_PLUGINSD, "plugin '%s' is not enabled", file->d_name);
- continue;
- }
-
- // check if it runs already
- struct plugind *cd;
- for(cd = pluginsd_root ; cd ; cd = cd->next)
- if(unlikely(strcmp(cd->filename, file->d_name) == 0)) break;
-
- if(likely(cd && !cd->obsolete)) {
- debug(D_PLUGINSD, "plugin '%s' is already running", cd->filename);
- continue;
- }
-
- // it is not running
- // allocate a new one, or use the obsolete one
- if(unlikely(!cd)) {
- cd = callocz(sizeof(struct plugind), 1);
-
- snprintfz(cd->id, CONFIG_MAX_NAME, "plugin:%s", pluginname);
-
- strncpyz(cd->filename, file->d_name, FILENAME_MAX);
- snprintfz(cd->fullfilename, FILENAME_MAX, "%s/%s", directory_name, cd->filename);
-
- cd->enabled = enabled;
- cd->update_every = (int) config_get_number(cd->id, "update every", localhost->rrd_update_every);
- cd->started_t = now_realtime_sec();
-
- char *def = "";
- snprintfz(cd->cmd, PLUGINSD_CMD_MAX, "exec %s %d %s", cd->fullfilename, cd->update_every, config_get(cd->id, "command options", def));
-
- // link it
- if(likely(pluginsd_root)) cd->next = pluginsd_root;
- pluginsd_root = cd;
-
- // it is not currently running
- cd->obsolete = 1;
-
- if(cd->enabled) {
- char tag[NETDATA_THREAD_TAG_MAX + 1];
- snprintfz(tag, NETDATA_THREAD_TAG_MAX, "PLUGINSD[%s]", pluginname);
- // spawn a new thread for it
- netdata_thread_create(&cd->thread, tag, NETDATA_THREAD_OPTION_DEFAULT, pluginsd_worker_thread, cd);
- }
- }
- }
-
- closedir(dir);
- }
-
- sleep((unsigned int) scan_frequency);
- }
-
- netdata_thread_cleanup_pop(1);
- return NULL;
-}