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-rw-r--r--web/api/health/health_cmdapi.c172
1 files changed, 105 insertions, 67 deletions
diff --git a/web/api/health/health_cmdapi.c b/web/api/health/health_cmdapi.c
index ec177751b..468054c67 100644
--- a/web/api/health/health_cmdapi.c
+++ b/web/api/health/health_cmdapi.c
@@ -1,17 +1,16 @@
//
-// Created by christopher on 11/12/18.
+// Created by Christopher on 11/12/18.
//
#include "health_cmdapi.h"
-
-static SILENCER *create_silencer(void) {
- SILENCER *t = callocz(1, sizeof(SILENCER));
- debug(D_HEALTH, "HEALTH command API: Created empty silencer");
-
- return t;
-}
-
+/**
+ * Free Silencers
+ *
+ * Clean the silencer structure
+ *
+ * @param t is the structure that will be cleaned.
+ */
void free_silencers(SILENCER *t) {
if (!t) return;
if (t->next) free_silencers(t->next);
@@ -31,38 +30,104 @@ void free_silencers(SILENCER *t) {
return;
}
+/**
+ * Silencers to JSON Entry
+ *
+ * Fill the buffer with the other values given.
+ *
+ * @param wb a pointer to the output buffer
+ * @param var the json variable
+ * @param val the json value
+ * @param hasprev has it a previous value?
+ *
+ * @return
+ */
+int health_silencers2json_entry(BUFFER *wb, char* var, char* val, int hasprev) {
+ if (val) {
+ buffer_sprintf(wb, "%s\n\t\t\t\"%s\": \"%s\"", (hasprev)?",":"", var, val);
+ return 1;
+ } else {
+ return hasprev;
+ }
+}
+/**
+ * Silencer to JSON
+ *
+ * Write the silencer values using JSON format inside a buffer.
+ *
+ * @param wb is the buffer to write the silencers.
+ */
+void health_silencers2json(BUFFER *wb) {
+ buffer_sprintf(wb, "{\n\t\"all\": %s,"
+ "\n\t\"type\": \"%s\","
+ "\n\t\"silencers\": [",
+ (silencers->all_alarms)?"true":"false",
+ (silencers->stype == STYPE_NONE)?"None":((silencers->stype == STYPE_DISABLE_ALARMS)?"DISABLE":"SILENCE"));
+
+ SILENCER *silencer;
+ int i = 0, j = 0;
+ for(silencer = silencers->silencers; silencer ; silencer = silencer->next) {
+ if(likely(i)) buffer_strcat(wb, ",");
+ buffer_strcat(wb, "\n\t\t{");
+ j=health_silencers2json_entry(wb, HEALTH_ALARM_KEY, silencer->alarms, j);
+ j=health_silencers2json_entry(wb, HEALTH_CHART_KEY, silencer->charts, j);
+ j=health_silencers2json_entry(wb, HEALTH_CONTEXT_KEY, silencer->contexts, j);
+ j=health_silencers2json_entry(wb, HEALTH_HOST_KEY, silencer->hosts, j);
+ health_silencers2json_entry(wb, HEALTH_FAMILIES_KEY, silencer->families, j);
+ j=0;
+ buffer_strcat(wb, "\n\t\t}");
+ i++;
+ }
+ if(likely(i)) buffer_strcat(wb, "\n\t");
+ buffer_strcat(wb, "]\n}\n");
+}
+/**
+ * Silencer to FILE
+ *
+ * Write the sliencer buffer to a file.
+ * @param wb
+ */
+void health_silencers2file(BUFFER *wb) {
+ if (wb->len == 0) return;
+
+ FILE *fd = fopen(silencers_filename, "wb");
+ if(fd) {
+ size_t written = (size_t)fprintf(fd, "%s", wb->buffer) ;
+ if (written == wb->len ) {
+ info("Silencer changes written to %s", silencers_filename);
+ }
+ fclose(fd);
+ return;
+ }
+ error("Silencer changes could not be written to %s. Error %s", silencers_filename, strerror(errno));
+}
+
+/**
+ * Request V1 MGMT Health
+ *
+ * Function called by api to management the health.
+ *
+ * @param host main structure with client information!
+ * @param w is the structure with all information of the client request.
+ * @param url is the url that netdata is working
+ *
+ * @return It returns 200 on success and another code otherwise.
+ */
int web_client_api_request_v1_mgmt_health(RRDHOST *host, struct web_client *w, char *url) {
int ret = 400;
(void) host;
-
-
BUFFER *wb = w->response.data;
buffer_flush(wb);
wb->contenttype = CT_TEXT_PLAIN;
buffer_flush(w->response.data);
- static uint32_t
- hash_alarm = 0,
- hash_template = 0,
- hash_chart = 0,
- hash_context = 0,
- hash_host = 0,
- hash_families = 0;
-
- if (unlikely(!hash_alarm)) {
- hash_alarm = simple_uhash(HEALTH_ALARM_KEY);
- hash_template = simple_uhash(HEALTH_TEMPLATE_KEY);
- hash_chart = simple_uhash(HEALTH_CHART_KEY);
- hash_context = simple_uhash(HEALTH_CONTEXT_KEY);
- hash_host = simple_uhash(HEALTH_HOST_KEY);
- hash_families = simple_uhash(HEALTH_FAMILIES_KEY);
- }
-
+ //Local instance of the silencer
SILENCER *silencer = NULL;
+ int config_changed = 1;
if (!w->auth_bearer_token) {
buffer_strcat(wb, HEALTH_CMDAPI_MSG_AUTHERROR);
@@ -105,50 +170,17 @@ int web_client_api_request_v1_mgmt_health(RRDHOST *host, struct web_client *w, c
free_silencers(silencers->silencers);
silencers->silencers = NULL;
buffer_strcat(wb, HEALTH_CMDAPI_MSG_RESET);
+ } else if (!strcmp(value, HEALTH_CMDAPI_CMD_LIST)) {
+ w->response.data->contenttype = CT_APPLICATION_JSON;
+ health_silencers2json(wb);
+ config_changed=0;
}
} else {
- uint32_t hash = simple_uhash(key);
- if (unlikely(silencer == NULL)) {
- if (
- (hash == hash_alarm && !strcasecmp(key, HEALTH_ALARM_KEY)) ||
- (hash == hash_template && !strcasecmp(key, HEALTH_TEMPLATE_KEY)) ||
- (hash == hash_chart && !strcasecmp(key, HEALTH_CHART_KEY)) ||
- (hash == hash_context && !strcasecmp(key, HEALTH_CONTEXT_KEY)) ||
- (hash == hash_host && !strcasecmp(key, HEALTH_HOST_KEY)) ||
- (hash == hash_families && !strcasecmp(key, HEALTH_FAMILIES_KEY))
- ) {
- silencer = create_silencer();
- }
- }
-
- if (hash == hash_alarm && !strcasecmp(key, HEALTH_ALARM_KEY)) {
- silencer->alarms = strdupz(value);
- silencer->alarms_pattern = simple_pattern_create(silencer->alarms, NULL, SIMPLE_PATTERN_EXACT);
- } else if (hash == hash_chart && !strcasecmp(key, HEALTH_CHART_KEY)) {
- silencer->charts = strdupz(value);
- silencer->charts_pattern = simple_pattern_create(silencer->charts, NULL, SIMPLE_PATTERN_EXACT);
- } else if (hash == hash_context && !strcasecmp(key, HEALTH_CONTEXT_KEY)) {
- silencer->contexts = strdupz(value);
- silencer->contexts_pattern = simple_pattern_create(silencer->contexts, NULL, SIMPLE_PATTERN_EXACT);
- } else if (hash == hash_host && !strcasecmp(key, HEALTH_HOST_KEY)) {
- silencer->hosts = strdupz(value);
- silencer->hosts_pattern = simple_pattern_create(silencer->hosts, NULL, SIMPLE_PATTERN_EXACT);
- } else if (hash == hash_families && !strcasecmp(key, HEALTH_FAMILIES_KEY)) {
- silencer->families = strdupz(value);
- silencer->families_pattern = simple_pattern_create(silencer->families, NULL, SIMPLE_PATTERN_EXACT);
- } else {
- buffer_strcat(wb, HEALTH_CMDAPI_MSG_INVALID_KEY);
- }
+ silencer = health_silencers_addparam(silencer, key, value);
}
-
}
if (likely(silencer)) {
- // Add the created instance to the linked list in silencers
- silencer->next = silencers->silencers;
- silencers->silencers = silencer;
- debug(D_HEALTH, "HEALTH command API: Added silencer %s:%s:%s:%s:%s", silencer->alarms,
- silencer->charts, silencer->contexts, silencer->hosts, silencer->families
- );
+ health_silencers_add(silencer);
buffer_strcat(wb, HEALTH_CMDAPI_MSG_ADDED);
if (silencers->stype == STYPE_NONE) {
buffer_strcat(wb, HEALTH_CMDAPI_MSG_STYPEWARNING);
@@ -162,5 +194,11 @@ int web_client_api_request_v1_mgmt_health(RRDHOST *host, struct web_client *w, c
}
w->response.data = wb;
buffer_no_cacheable(w->response.data);
+ if (ret == 200 && config_changed) {
+ BUFFER *jsonb = buffer_create(200);
+ health_silencers2json(jsonb);
+ health_silencers2file(jsonb);
+ }
+
return ret;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 01:13:45 +0000