3 #define RRD_TYPE_TC "tc"
4 #define RRD_TYPE_TC_LEN strlen(RRD_TYPE_TC)
6 // ----------------------------------------------------------------------------
8 // this requires the script plugins.d/tc-qos-helper.sh
10 #define TC_LINE_MAX 1024
28 unsigned long long bytes;
29 unsigned long long packets;
30 unsigned long long dropped;
31 unsigned long long overlimits;
32 unsigned long long requeues;
33 unsigned long long lended;
34 unsigned long long borrowed;
35 unsigned long long giants;
36 unsigned long long tokens;
37 unsigned long long ctokens;
44 char updated; // updated bytes
45 int seen; // seen in the tc list (even without bytes)
47 struct tc_class *next;
48 struct tc_class *prev;
72 avl_tree classes_index;
74 struct tc_class *classes;
76 struct tc_device *next;
77 struct tc_device *prev;
81 struct tc_device *tc_device_root = NULL;
83 // ----------------------------------------------------------------------------
86 static int tc_device_compare(void* a, void* b) {
87 if(((struct tc_device *)a)->hash < ((struct tc_device *)b)->hash) return -1;
88 else if(((struct tc_device *)a)->hash > ((struct tc_device *)b)->hash) return 1;
89 else return strcmp(((struct tc_device *)a)->id, ((struct tc_device *)b)->id);
92 avl_tree tc_device_root_index = {
97 #define tc_device_index_add(st) avl_insert(&tc_device_root_index, (avl *)(st))
98 #define tc_device_index_del(st) avl_remove(&tc_device_root_index, (avl *)(st))
100 static inline struct tc_device *tc_device_index_find(const char *id, uint32_t hash) {
101 struct tc_device tmp;
103 tmp.hash = (hash)?hash:simple_hash(tmp.id);
105 return (struct tc_device *)avl_search(&(tc_device_root_index), (avl *)&tmp);
109 // ----------------------------------------------------------------------------
112 static int tc_class_compare(void* a, void* b) {
113 if(((struct tc_class *)a)->hash < ((struct tc_class *)b)->hash) return -1;
114 else if(((struct tc_class *)a)->hash > ((struct tc_class *)b)->hash) return 1;
115 else return strcmp(((struct tc_class *)a)->id, ((struct tc_class *)b)->id);
118 #define tc_class_index_add(st, rd) avl_insert(&((st)->classes_index), (avl *)(rd))
119 #define tc_class_index_del(st, rd) avl_remove(&((st)->classes_index), (avl *)(rd))
121 static inline struct tc_class *tc_class_index_find(struct tc_device *st, const char *id, uint32_t hash) {
124 tmp.hash = (hash)?hash:simple_hash(tmp.id);
126 return (struct tc_class *)avl_search(&(st->classes_index), (avl *) &tmp);
129 // ----------------------------------------------------------------------------
131 static inline void tc_class_free(struct tc_device *n, struct tc_class *c) {
132 debug(D_TC_LOOP, "Removing from device '%s' class '%s', parentid '%s', leafid '%s', seen=%d", n->id, c->id, c->parentid?c->parentid:"", c->leafid?c->leafid:"", c->seen);
134 if(c->next) c->next->prev = c->prev;
135 if(c->prev) c->prev->next = c->next;
136 if(n->classes == c) {
137 if(c->next) n->classes = c->next;
138 else n->classes = c->prev;
141 tc_class_index_del(n, c);
150 static inline void tc_device_classes_cleanup(struct tc_device *d) {
151 static int cleanup_every = 999;
153 if(unlikely(cleanup_every > 0)) {
154 cleanup_every = (int) config_get_number("plugin:tc", "cleanup unused classes every", 60);
155 if(cleanup_every < 0) cleanup_every = -cleanup_every;
159 d->family_updated = 0;
161 struct tc_class *c = d->classes;
163 if(unlikely(cleanup_every > 0 && c->seen >= cleanup_every)) {
164 struct tc_class *nc = c->next;
177 static inline void tc_device_commit(struct tc_device *d) {
178 static int enable_new_interfaces = -1, enable_bytes = -1, enable_packets = -1, enable_dropped = -1;
180 if(unlikely(enable_new_interfaces == -1)) {
181 enable_new_interfaces = config_get_boolean_ondemand("plugin:tc", "enable new interfaces detected at runtime", CONFIG_ONDEMAND_YES);
182 enable_bytes = config_get_boolean_ondemand("plugin:tc", "enable traffic charts for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
183 enable_packets = config_get_boolean_ondemand("plugin:tc", "enable packets charts for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
184 enable_dropped = config_get_boolean_ondemand("plugin:tc", "enable dropped charts for all interfaces", CONFIG_ONDEMAND_ONDEMAND);
187 // we only need to add leaf classes
188 struct tc_class *c, *x;
189 unsigned long long bytes_sum = 0, packets_sum = 0, dropped_sum = 0;
190 int active_classes = 0;
193 for(c = d->classes ; c ; c = c->next) {
198 // mark the classes as leafs and parents
199 for(c = d->classes ; c ; c = c->next) {
200 if(unlikely(!c->updated)) continue;
202 for(x = d->classes ; x ; x = x->next) {
203 if(unlikely(!x->updated)) continue;
205 if(unlikely(c == x)) continue;
208 ( c->hash == x->parent_hash && strcmp(c->id, x->parentid) == 0) ||
209 (c->leafid && c->leaf_hash == x->parent_hash && strcmp(c->leafid, x->parentid) == 0))) {
210 // debug(D_TC_LOOP, "TC: In device '%s', class '%s' (leafid: '%s') has as leaf class '%s' (parentid: '%s').", d->name?d->name:d->id, c->name?c->name:c->id, c->leafid?c->leafid:c->id, x->name?x->name:x->id, x->parentid?x->parentid:x->id);
219 for ( c = d->classes ; c ; c = c->next) {
220 if(c->isleaf && c->hasparent) debug(D_TC_LOOP, "TC: Device %s, class %s, OK", d->name, c->id);
221 else debug(D_TC_LOOP, "TC: Device %s, class %s, IGNORE (isleaf: %d, hasparent: %d, parent: %s)", d->name, c->id, c->isleaf, c->hasparent, c->parentid);
225 // we need at least a class
226 for(c = d->classes ; c ; c = c->next) {
227 // debug(D_TC_LOOP, "TC: Device '%s', class '%s', isLeaf=%d, HasParent=%d, Seen=%d", d->name?d->name:d->id, c->name?c->name:c->id, c->isleaf, c->hasparent, c->seen);
228 if(!c->updated) continue;
229 if(c->isleaf && c->hasparent) {
231 bytes_sum += c->bytes;
232 packets_sum += c->packets;
233 dropped_sum += c->dropped;
237 if(unlikely(!active_classes)) {
238 debug(D_TC_LOOP, "TC: Ignoring TC device '%s'. No leaf classes.", d->name?d->name:d->id);
239 tc_device_classes_cleanup(d);
243 if(unlikely(d->enabled == -1)) {
244 char var_name[CONFIG_MAX_NAME + 1];
245 snprintfz(var_name, CONFIG_MAX_NAME, "qos for %s", d->id);
246 d->enabled = config_get_boolean_ondemand("plugin:tc", var_name, enable_new_interfaces);
248 snprintfz(var_name, CONFIG_MAX_NAME, "traffic chart for %s", d->id);
249 d->enabled_bytes = config_get_boolean_ondemand("plugin:tc", var_name, enable_bytes);
251 snprintfz(var_name, CONFIG_MAX_NAME, "packets chart for %s", d->id);
252 d->enabled_packets = config_get_boolean_ondemand("plugin:tc", var_name, enable_packets);
254 snprintfz(var_name, CONFIG_MAX_NAME, "dropped packets chart for %s", d->id);
255 d->enabled_dropped = config_get_boolean_ondemand("plugin:tc", var_name, enable_dropped);
258 if(likely(d->enabled)) {
259 // --------------------------------------------------------------------
262 if(d->enabled_bytes == CONFIG_ONDEMAND_YES || (d->enabled_bytes == CONFIG_ONDEMAND_ONDEMAND && bytes_sum)) {
263 d->enabled_bytes = CONFIG_ONDEMAND_YES;
265 if(unlikely(!d->st_bytes)) {
266 d->st_bytes = rrdset_find_bytype(RRD_TYPE_TC, d->id);
267 if(unlikely(!d->st_bytes)) {
268 debug(D_TC_LOOP, "TC: Creating new chart for device '%s'", d->name?d->name:d->id);
269 d->st_bytes = rrdset_create(RRD_TYPE_TC, d->id, d->name?d->name:d->id, d->family?d->family:d->id, RRD_TYPE_TC ".qos", "Class Usage", "kilobits/s", 7000, rrd_update_every, RRDSET_TYPE_STACKED);
273 debug(D_TC_LOOP, "TC: Updating chart for device '%s'", d->name?d->name:d->id);
274 rrdset_next_plugins(d->st_bytes);
276 if(unlikely(d->name_updated && d->name && strcmp(d->id, d->name) != 0)) {
277 rrdset_set_name(d->st_bytes, d->name);
285 for(c = d->classes ; c ; c = c->next) {
286 if(unlikely(!c->updated)) continue;
288 if(c->isleaf && c->hasparent) {
291 if(unlikely(!c->rd_bytes)) {
292 c->rd_bytes = rrddim_find(d->st_bytes, c->id);
293 if(unlikely(!c->rd_bytes)) {
294 debug(D_TC_LOOP, "TC: Adding to chart '%s', dimension '%s' (name: '%s')", d->st_bytes->id, c->id, c->name);
296 // new class, we have to add it
297 c->rd_bytes = rrddim_add(d->st_bytes, c->id, c->name?c->name:c->id, 8, 1024, RRDDIM_INCREMENTAL);
299 else debug(D_TC_LOOP, "TC: Updating chart '%s', dimension '%s'", d->st_bytes->id, c->id);
302 rrddim_set_by_pointer(d->st_bytes, c->rd_bytes, c->bytes);
304 // if it has a name, different to the id
305 if(unlikely(c->name_updated && c->name && strcmp(c->id, c->name) != 0)) {
306 // update the rrd dimension with the new name
307 debug(D_TC_LOOP, "TC: Setting chart '%s', dimension '%s' name to '%s'", d->st_bytes->id, c->rd_bytes->id, c->name);
308 rrddim_set_name(d->st_bytes, c->rd_bytes, c->name);
312 rrdset_done(d->st_bytes);
315 // --------------------------------------------------------------------
318 if(d->enabled_packets == CONFIG_ONDEMAND_YES || (d->enabled_packets == CONFIG_ONDEMAND_ONDEMAND && packets_sum)) {
319 d->enabled_packets = CONFIG_ONDEMAND_YES;
321 if(unlikely(!d->st_packets)) {
322 char id[RRD_ID_LENGTH_MAX + 1];
323 char name[RRD_ID_LENGTH_MAX + 1];
324 snprintfz(id, RRD_ID_LENGTH_MAX, "%s_packets", d->id);
325 snprintfz(name, RRD_ID_LENGTH_MAX, "%s_packets", d->name?d->name:d->id);
327 d->st_packets = rrdset_find_bytype(RRD_TYPE_TC, id);
328 if(unlikely(!d->st_packets)) {
329 debug(D_TC_LOOP, "TC: Creating new _packets chart for device '%s'", d->name?d->name:d->id);
330 d->st_packets = rrdset_create(RRD_TYPE_TC, id, name, d->family?d->family:d->id, RRD_TYPE_TC ".qos_packets", "Class Packets", "packets/s", 7010, rrd_update_every, RRDSET_TYPE_STACKED);
334 debug(D_TC_LOOP, "TC: Updating _packets chart for device '%s'", d->name?d->name:d->id);
335 rrdset_next_plugins(d->st_packets);
341 for(c = d->classes ; c ; c = c->next) {
342 if(unlikely(!c->updated)) continue;
344 if(c->isleaf && c->hasparent) {
345 if(unlikely(!c->rd_packets)) {
346 c->rd_packets = rrddim_find(d->st_packets, c->id);
347 if(unlikely(!c->rd_packets)) {
348 debug(D_TC_LOOP, "TC: Adding to chart '%s', dimension '%s' (name: '%s')", d->st_packets->id, c->id, c->name);
350 // new class, we have to add it
351 c->rd_packets = rrddim_add(d->st_packets, c->id, c->name?c->name:c->id, 1, 1, RRDDIM_INCREMENTAL);
353 else debug(D_TC_LOOP, "TC: Updating chart '%s', dimension '%s'", d->st_packets->id, c->id);
356 rrddim_set_by_pointer(d->st_packets, c->rd_packets, c->packets);
358 // if it has a name, different to the id
359 if(unlikely(c->name_updated && c->name && strcmp(c->id, c->name) != 0)) {
360 // update the rrd dimension with the new name
361 debug(D_TC_LOOP, "TC: Setting chart '%s', dimension '%s' name to '%s'", d->st_packets->id, c->rd_packets->id, c->name);
362 rrddim_set_name(d->st_packets, c->rd_packets, c->name);
366 rrdset_done(d->st_packets);
369 // --------------------------------------------------------------------
372 if(d->enabled_dropped == CONFIG_ONDEMAND_YES || (d->enabled_dropped == CONFIG_ONDEMAND_ONDEMAND && dropped_sum)) {
373 d->enabled_dropped = CONFIG_ONDEMAND_YES;
375 if(unlikely(!d->st_dropped)) {
376 char id[RRD_ID_LENGTH_MAX + 1];
377 char name[RRD_ID_LENGTH_MAX + 1];
378 snprintfz(id, RRD_ID_LENGTH_MAX, "%s_dropped", d->id);
379 snprintfz(name, RRD_ID_LENGTH_MAX, "%s_dropped", d->name?d->name:d->id);
381 d->st_dropped = rrdset_find_bytype(RRD_TYPE_TC, id);
382 if(unlikely(!d->st_dropped)) {
383 debug(D_TC_LOOP, "TC: Creating new _dropped chart for device '%s'", d->name?d->name:d->id);
384 d->st_dropped = rrdset_create(RRD_TYPE_TC, id, name, d->family?d->family:d->id, RRD_TYPE_TC ".qos_dropped", "Class Dropped Packets", "packets/s", 7020, rrd_update_every, RRDSET_TYPE_STACKED);
388 debug(D_TC_LOOP, "TC: Updating _dropped chart for device '%s'", d->name?d->name:d->id);
389 rrdset_next_plugins(d->st_dropped);
395 for(c = d->classes ; c ; c = c->next) {
396 if(unlikely(!c->updated)) continue;
398 if(c->isleaf && c->hasparent) {
399 if(unlikely(!c->rd_dropped)) {
400 c->rd_dropped = rrddim_find(d->st_dropped, c->id);
401 if(unlikely(!c->rd_dropped)) {
402 debug(D_TC_LOOP, "TC: Adding to chart '%s', dimension '%s' (name: '%s')", d->st_dropped->id, c->id, c->name);
404 // new class, we have to add it
405 c->rd_dropped = rrddim_add(d->st_dropped, c->id, c->name?c->name:c->id, 1, 1, RRDDIM_INCREMENTAL);
407 else debug(D_TC_LOOP, "TC: Updating chart '%s', dimension '%s'", d->st_dropped->id, c->id);
410 rrddim_set_by_pointer(d->st_dropped, c->rd_dropped, c->dropped);
412 // if it has a name, different to the id
413 if(unlikely(c->name_updated && c->name && strcmp(c->id, c->name) != 0)) {
414 // update the rrd dimension with the new name
415 debug(D_TC_LOOP, "TC: Setting chart '%s', dimension '%s' name to '%s'", d->st_dropped->id, c->rd_dropped->id, c->name);
416 rrddim_set_name(d->st_dropped, c->rd_dropped, c->name);
420 rrdset_done(d->st_dropped);
424 tc_device_classes_cleanup(d);
427 static inline void tc_device_set_class_name(struct tc_device *d, char *id, char *name)
429 struct tc_class *c = tc_class_index_find(d, id, 0);
434 if(likely(name && *name && strcmp(c->id, name) != 0)) {
435 debug(D_TC_LOOP, "TC: Setting device '%s', class '%s' name to '%s'", d->id, id, name);
436 c->name = strdupz(name);
442 static inline void tc_device_set_device_name(struct tc_device *d, char *name) {
446 if(likely(name && *name && strcmp(d->id, name) != 0)) {
447 debug(D_TC_LOOP, "TC: Setting device '%s' name to '%s'", d->id, name);
448 d->name = strdupz(name);
453 static inline void tc_device_set_device_family(struct tc_device *d, char *family) {
457 if(likely(family && *family && strcmp(d->id, family) != 0)) {
458 debug(D_TC_LOOP, "TC: Setting device '%s' family to '%s'", d->id, family);
459 d->family = strdupz(family);
460 d->family_updated = 1;
462 // no need for null termination - it is already null
465 static inline struct tc_device *tc_device_create(char *id)
467 struct tc_device *d = tc_device_index_find(id, 0);
470 debug(D_TC_LOOP, "TC: Creating device '%s'", id);
472 d = callocz(1, sizeof(struct tc_device));
475 d->hash = simple_hash(d->id);
478 avl_init(&d->classes_index, tc_class_compare);
479 tc_device_index_add(d);
481 if(!tc_device_root) {
485 d->next = tc_device_root;
486 tc_device_root->prev = d;
494 static inline struct tc_class *tc_class_add(struct tc_device *n, char *id, char *parentid, char *leafid)
496 struct tc_class *c = tc_class_index_find(n, id, 0);
499 debug(D_TC_LOOP, "TC: Creating in device '%s', class id '%s', parentid '%s', leafid '%s'", n->id, id, parentid?parentid:"", leafid?leafid:"");
501 c = callocz(1, sizeof(struct tc_class));
503 if(n->classes) n->classes->prev = c;
504 c->next = n->classes;
508 c->hash = simple_hash(c->id);
510 if(parentid && *parentid) {
511 c->parentid = strdupz(parentid);
512 c->parent_hash = simple_hash(c->parentid);
515 if(leafid && *leafid) {
516 c->leafid = strdupz(leafid);
517 c->leaf_hash = simple_hash(c->leafid);
520 tc_class_index_add(n, c);
528 static inline void tc_device_free(struct tc_device *n)
530 if(n->next) n->next->prev = n->prev;
531 if(n->prev) n->prev->next = n->next;
532 if(tc_device_root == n) {
533 if(n->next) tc_device_root = n->next;
534 else tc_device_root = n->prev;
537 tc_device_index_del(n);
539 while(n->classes) tc_class_free(n, n->classes);
547 static inline void tc_device_free_all()
549 while(tc_device_root)
550 tc_device_free(tc_device_root);
555 static inline int tc_space(char c) {
568 static inline void tc_split_words(char *str, char **words, int max_words) {
572 // skip all white space
573 while(tc_space(*s)) s++;
575 // store the first word
578 // while we have something
581 if(unlikely(tc_space(*s))) {
583 // terminate the word
586 // skip all white space
587 while(tc_space(*s)) s++;
589 // if we reached the end, stop
592 // store the next word
593 if(i < max_words) words[i++] = s;
599 // terminate the words
600 while(i < max_words) words[i++] = NULL;
603 pid_t tc_child_pid = 0;
604 void *tc_main(void *ptr) {
607 info("TC thread created with task id %d", gettid());
609 if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
610 error("Cannot set pthread cancel type to DEFERRED.");
612 if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
613 error("Cannot set pthread cancel state to ENABLE.");
615 struct rusage thread;
616 RRDSET *stcpu = NULL, *sttime = NULL;
618 char buffer[TC_LINE_MAX+1] = "";
619 char *words[MAX_WORDS] = { NULL };
621 uint32_t BEGIN_HASH = simple_hash("BEGIN");
622 uint32_t END_HASH = simple_hash("END");
623 uint32_t CLASS_HASH = simple_hash("class");
624 uint32_t SENT_HASH = simple_hash("Sent");
625 uint32_t LENDED_HASH = simple_hash("lended:");
626 uint32_t TOKENS_HASH = simple_hash("tokens:");
627 uint32_t SETDEVICENAME_HASH = simple_hash("SETDEVICENAME");
628 uint32_t SETDEVICEGROUP_HASH = simple_hash("SETDEVICEGROUP");
629 uint32_t SETCLASSNAME_HASH = simple_hash("SETCLASSNAME");
630 uint32_t WORKTIME_HASH = simple_hash("WORKTIME");
631 #ifdef DETACH_PLUGINS_FROM_NETDATA
632 uint32_t MYPID_HASH = simple_hash("MYPID");
636 snprintfz(buffer, TC_LINE_MAX, "%s/tc-qos-helper.sh", config_get("plugins", "plugins directory", PLUGINS_DIR));
637 char *tc_script = config_get("plugin:tc", "script to run to get tc values", buffer);
640 if(unlikely(netdata_exit)) break;
643 struct tc_device *device = NULL;
644 struct tc_class *class = NULL;
646 snprintfz(buffer, TC_LINE_MAX, "exec %s %d", tc_script, rrd_update_every);
647 debug(D_TC_LOOP, "executing '%s'", buffer);
649 fp = mypopen(buffer, &tc_child_pid);
651 error("TC: Cannot popen(\"%s\", \"r\").", buffer);
656 while(fgets(buffer, TC_LINE_MAX, fp) != NULL) {
657 if(unlikely(netdata_exit)) break;
659 buffer[TC_LINE_MAX] = '\0';
660 // debug(D_TC_LOOP, "TC: read '%s'", buffer);
662 tc_split_words(buffer, words, MAX_WORDS);
664 if(unlikely(!words[0] || !*words[0])) {
665 // debug(D_TC_LOOP, "empty line");
668 // else debug(D_TC_LOOP, "First word is '%s'", words[0]);
670 first_hash = simple_hash(words[0]);
672 if(unlikely(device && first_hash == CLASS_HASH && strcmp(words[0], "class") == 0)) {
673 // debug(D_TC_LOOP, "CLASS line on class id='%s', parent='%s', parentid='%s', leaf='%s', leafid='%s'", words[2], words[3], words[4], words[5], words[6]);
675 // words[1] : class type
677 // words[3] : parent or root
678 if(likely(words[1] && words[2] && words[3] && (strcmp(words[3], "parent") == 0 || strcmp(words[3], "root") == 0))) {
679 //char *type = words[1]; // the class: htb, fq_codel, etc
681 // we are only interested for HTB classes
682 //if(strcmp(type, "htb") != 0) continue;
684 char *id = words[2]; // the class major:minor
685 char *parent = words[3]; // 'parent' or 'root'
686 char *parentid = words[4]; // the parent's id
687 char *leaf = words[5]; // 'leaf'
688 char *leafid = words[6]; // leafid
690 if(strcmp(parent, "root") == 0) {
694 else if(!leaf || strcmp(leaf, "leaf") != 0)
697 char leafbuf[20 + 1] = "";
698 if(leafid && leafid[strlen(leafid) - 1] == ':') {
699 strncpyz(leafbuf, leafid, 20 - 1);
700 strcat(leafbuf, "1");
704 class = tc_class_add(device, id, parentid, leafid);
707 // clear the last class
711 else if(unlikely(first_hash == END_HASH && strcmp(words[0], "END") == 0)) {
712 // debug(D_TC_LOOP, "END line");
715 if(pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL) != 0)
716 error("Cannot set pthread cancel state to DISABLE.");
718 tc_device_commit(device);
719 // tc_device_free(device);
721 if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
722 error("Cannot set pthread cancel state to ENABLE.");
728 else if(unlikely(first_hash == BEGIN_HASH && strcmp(words[0], "BEGIN") == 0)) {
729 // debug(D_TC_LOOP, "BEGIN line on device '%s'", words[1]);
731 if(likely(words[1] && *words[1])) {
732 device = tc_device_create(words[1]);
735 // tc_device_free(device);
741 else if(unlikely(device && class && first_hash == SENT_HASH && strcmp(words[0], "Sent") == 0)) {
742 // debug(D_TC_LOOP, "SENT line '%s'", words[1]);
743 if(likely(words[1] && *words[1])) {
744 class->bytes = strtoull(words[1], NULL, 10);
751 if(likely(words[3] && *words[3]))
752 class->packets = strtoull(words[3], NULL, 10);
754 if(likely(words[6] && *words[6]))
755 class->dropped = strtoull(words[6], NULL, 10);
757 if(likely(words[8] && *words[8]))
758 class->overlimits = strtoull(words[8], NULL, 10);
760 if(likely(words[10] && *words[10]))
761 class->requeues = strtoull(words[8], NULL, 10);
763 else if(unlikely(device && class && class->updated && first_hash == LENDED_HASH && strcmp(words[0], "lended:") == 0)) {
764 // debug(D_TC_LOOP, "LENDED line '%s'", words[1]);
765 if(likely(words[1] && *words[1]))
766 class->lended = strtoull(words[1], NULL, 10);
768 if(likely(words[3] && *words[3]))
769 class->borrowed = strtoull(words[3], NULL, 10);
771 if(likely(words[5] && *words[5]))
772 class->giants = strtoull(words[5], NULL, 10);
774 else if(unlikely(device && class && class->updated && first_hash == TOKENS_HASH && strcmp(words[0], "tokens:") == 0)) {
775 // debug(D_TC_LOOP, "TOKENS line '%s'", words[1]);
776 if(likely(words[1] && *words[1]))
777 class->tokens = strtoull(words[1], NULL, 10);
779 if(likely(words[3] && *words[3]))
780 class->ctokens = strtoull(words[3], NULL, 10);
782 else if(unlikely(device && first_hash == SETDEVICENAME_HASH && strcmp(words[0], "SETDEVICENAME") == 0)) {
783 // debug(D_TC_LOOP, "SETDEVICENAME line '%s'", words[1]);
784 if(likely(words[1] && *words[1]))
785 tc_device_set_device_name(device, words[1]);
787 else if(unlikely(device && first_hash == SETDEVICEGROUP_HASH && strcmp(words[0], "SETDEVICEGROUP") == 0)) {
788 // debug(D_TC_LOOP, "SETDEVICEGROUP line '%s'", words[1]);
789 if(likely(words[1] && *words[1]))
790 tc_device_set_device_family(device, words[1]);
792 else if(unlikely(device && first_hash == SETCLASSNAME_HASH && strcmp(words[0], "SETCLASSNAME") == 0)) {
793 // debug(D_TC_LOOP, "SETCLASSNAME line '%s' '%s'", words[1], words[2]);
795 char *path = words[2];
796 if(likely(id && *id && path && *path))
797 tc_device_set_class_name(device, id, path);
799 else if(unlikely(first_hash == WORKTIME_HASH && strcmp(words[0], "WORKTIME") == 0)) {
800 // debug(D_TC_LOOP, "WORKTIME line '%s' '%s'", words[1], words[2]);
801 getrusage(RUSAGE_THREAD, &thread);
803 if(unlikely(!stcpu)) stcpu = rrdset_find("netdata.plugin_tc_cpu");
804 if(unlikely(!stcpu)) {
805 stcpu = rrdset_create("netdata", "plugin_tc_cpu", NULL, "tc.helper", NULL, "NetData TC CPU usage", "milliseconds/s", 135000, rrd_update_every, RRDSET_TYPE_STACKED);
806 rrddim_add(stcpu, "user", NULL, 1, 1000, RRDDIM_INCREMENTAL);
807 rrddim_add(stcpu, "system", NULL, 1, 1000, RRDDIM_INCREMENTAL);
809 else rrdset_next(stcpu);
811 rrddim_set(stcpu, "user" , thread.ru_utime.tv_sec * 1000000ULL + thread.ru_utime.tv_usec);
812 rrddim_set(stcpu, "system", thread.ru_stime.tv_sec * 1000000ULL + thread.ru_stime.tv_usec);
815 if(unlikely(!sttime)) stcpu = rrdset_find("netdata.plugin_tc_time");
816 if(unlikely(!sttime)) {
817 sttime = rrdset_create("netdata", "plugin_tc_time", NULL, "tc.helper", NULL, "NetData TC script execution", "milliseconds/run", 135001, rrd_update_every, RRDSET_TYPE_AREA);
818 rrddim_add(sttime, "run_time", "run time", 1, 1, RRDDIM_ABSOLUTE);
820 else rrdset_next(sttime);
822 rrddim_set(sttime, "run_time", atoll(words[1]));
826 #ifdef DETACH_PLUGINS_FROM_NETDATA
827 else if(unlikely(first_hash == MYPID_HASH && (strcmp(words[0], "MYPID") == 0))) {
828 // debug(D_TC_LOOP, "MYPID line '%s'", words[1]);
830 pid_t pid = atol(id);
832 if(likely(pid)) tc_child_pid = pid;
834 debug(D_TC_LOOP, "TC: Child PID is %d.", tc_child_pid);
838 // debug(D_TC_LOOP, "IGNORED line");
842 // fgets() failed or loop broke
843 int code = mypclose(fp, tc_child_pid);
846 if(unlikely(device)) {
847 // tc_device_free(device);
852 if(unlikely(netdata_exit)) {
853 tc_device_free_all();
858 if(code == 1 || code == 127) {
860 // 127 = cannot even run it
861 error("TC: tc-qos-helper.sh exited with code %d. Disabling it.", code);
863 tc_device_free_all();
868 sleep((unsigned int) rrd_update_every);