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authorDaniel Baumann <daniel.baumann@progress-linux.org>2021-02-07 11:49:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2021-02-07 12:42:05 +0000
commit2e85f9325a797977eea9dfea0a925775ddd211d9 (patch)
tree452c7f30d62fca5755f659b99e4e53c7b03afc21 /database/rrdhost.c
parentReleasing debian version 1.19.0-4. (diff)
downloadnetdata-2e85f9325a797977eea9dfea0a925775ddd211d9.tar.xz
netdata-2e85f9325a797977eea9dfea0a925775ddd211d9.zip
Merging upstream version 1.29.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'database/rrdhost.c')
-rw-r--r--database/rrdhost.c1002
1 files changed, 834 insertions, 168 deletions
diff --git a/database/rrdhost.c b/database/rrdhost.c
index bf540a209..1af27114d 100644
--- a/database/rrdhost.c
+++ b/database/rrdhost.c
@@ -103,6 +103,28 @@ static inline void rrdhost_init_machine_guid(RRDHOST *host, const char *machine_
host->hash_machine_guid = simple_hash(host->machine_guid);
}
+void set_host_properties(RRDHOST *host, int update_every, RRD_MEMORY_MODE memory_mode, const char *hostname,
+ const char *registry_hostname, const char *guid, const char *os, const char *tags,
+ const char *tzone, const char *program_name, const char *program_version)
+{
+
+ host->rrd_update_every = update_every;
+ host->rrd_memory_mode = memory_mode;
+
+ rrdhost_init_hostname(host, hostname);
+
+ rrdhost_init_machine_guid(host, guid);
+
+ rrdhost_init_os(host, os);
+ rrdhost_init_timezone(host, tzone);
+ rrdhost_init_tags(host, tags);
+
+ host->program_name = strdupz((program_name && *program_name) ? program_name : "unknown");
+ host->program_version = strdupz((program_version && *program_version) ? program_version : "unknown");
+
+ host->registry_hostname = strdupz((registry_hostname && *registry_hostname) ? registry_hostname : host->hostname);
+}
+
// ----------------------------------------------------------------------------
// RRDHOST - add a host
@@ -127,18 +149,26 @@ RRDHOST *rrdhost_create(const char *hostname,
) {
debug(D_RRDHOST, "Host '%s': adding with guid '%s'", hostname, guid);
+#ifdef ENABLE_DBENGINE
+ int is_legacy = (memory_mode == RRD_MEMORY_MODE_DBENGINE) && is_legacy_child(guid);
+#else
+ int is_legacy = 1;
+#endif
rrd_check_wrlock();
+ int is_in_multihost = (memory_mode == RRD_MEMORY_MODE_DBENGINE && !is_legacy);
RRDHOST *host = callocz(1, sizeof(RRDHOST));
- host->rrd_update_every = (update_every > 0)?update_every:1;
+ set_host_properties(host, (update_every > 0)?update_every:1, memory_mode, hostname, registry_hostname, guid, os,
+ tags, timezone, program_name, program_version);
+
host->rrd_history_entries = align_entries_to_pagesize(memory_mode, entries);
- host->rrd_memory_mode = memory_mode;
-#ifdef ENABLE_DBENGINE
- host->page_cache_mb = default_rrdeng_page_cache_mb;
- host->disk_space_mb = default_rrdeng_disk_quota_mb;
-#endif
- host->health_enabled = (memory_mode == RRD_MEMORY_MODE_NONE)? 0 : health_enabled;
+ host->health_enabled = ((memory_mode == RRD_MEMORY_MODE_NONE)) ? 0 : health_enabled;
+
+ host->sender = mallocz(sizeof(*host->sender));
+ sender_init(host->sender, host);
+ netdata_mutex_init(&host->receiver_lock);
+
host->rrdpush_send_enabled = (rrdpush_enabled && rrdpush_destination && *rrdpush_destination && rrdpush_api_key && *rrdpush_api_key) ? 1 : 0;
host->rrdpush_send_destination = (host->rrdpush_send_enabled)?strdupz(rrdpush_destination):NULL;
host->rrdpush_send_api_key = (host->rrdpush_send_enabled)?strdupz(rrdpush_api_key):NULL;
@@ -147,6 +177,8 @@ RRDHOST *rrdhost_create(const char *hostname,
host->rrdpush_sender_pipe[0] = -1;
host->rrdpush_sender_pipe[1] = -1;
host->rrdpush_sender_socket = -1;
+
+ //host->stream_version = STREAMING_PROTOCOL_CURRENT_VERSION; Unused?
#ifdef ENABLE_HTTPS
host->ssl.conn = NULL;
host->ssl.flags = NETDATA_SSL_START;
@@ -154,19 +186,10 @@ RRDHOST *rrdhost_create(const char *hostname,
host->stream_ssl.flags = NETDATA_SSL_START;
#endif
- netdata_mutex_init(&host->rrdpush_sender_buffer_mutex);
netdata_rwlock_init(&host->rrdhost_rwlock);
+ netdata_rwlock_init(&host->labels.labels_rwlock);
- rrdhost_init_hostname(host, hostname);
- rrdhost_init_machine_guid(host, guid);
-
- rrdhost_init_os(host, os);
- rrdhost_init_timezone(host, timezone);
- rrdhost_init_tags(host, tags);
-
- host->program_name = strdupz((program_name && *program_name)?program_name:"unknown");
- host->program_version = strdupz((program_version && *program_version)?program_version:"unknown");
- host->registry_hostname = strdupz((registry_hostname && *registry_hostname)?registry_hostname:hostname);
+ netdata_mutex_init(&host->aclk_state_lock);
host->system_info = system_info;
@@ -192,8 +215,8 @@ RRDHOST *rrdhost_create(const char *hostname,
host->health_log.next_log_id = 1;
host->health_log.next_alarm_id = 1;
host->health_log.max = 1000;
- host->health_log.next_log_id =
- host->health_log.next_alarm_id = (uint32_t)now_realtime_sec();
+ host->health_log.next_log_id = (uint32_t)now_realtime_sec();
+ host->health_log.next_alarm_id = 0;
long n = config_get_number(CONFIG_SECTION_HEALTH, "in memory max health log entries", host->health_log.max);
if(n < 10) {
@@ -215,12 +238,15 @@ RRDHOST *rrdhost_create(const char *hostname,
}
else {
// this is not localhost - append our GUID to localhost path
+ if (is_in_multihost) { // don't append to cache dir in multihost
+ host->cache_dir = strdupz(netdata_configured_cache_dir);
+ } else {
+ snprintfz(filename, FILENAME_MAX, "%s/%s", netdata_configured_cache_dir, host->machine_guid);
+ host->cache_dir = strdupz(filename);
+ }
- snprintfz(filename, FILENAME_MAX, "%s/%s", netdata_configured_cache_dir, host->machine_guid);
- host->cache_dir = strdupz(filename);
-
- if(host->rrd_memory_mode == RRD_MEMORY_MODE_MAP || host->rrd_memory_mode == RRD_MEMORY_MODE_SAVE ||
- host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
+ if((host->rrd_memory_mode == RRD_MEMORY_MODE_MAP || host->rrd_memory_mode == RRD_MEMORY_MODE_SAVE || (
+ host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE && is_legacy))) {
int r = mkdir(host->cache_dir, 0775);
if(r != 0 && errno != EEXIST)
error("Host '%s': cannot create directory '%s'", host->hostname, host->cache_dir);
@@ -236,30 +262,6 @@ RRDHOST *rrdhost_create(const char *hostname,
}
}
- if (host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
-#ifdef ENABLE_DBENGINE
- char dbenginepath[FILENAME_MAX + 1];
- int ret;
-
- snprintfz(dbenginepath, FILENAME_MAX, "%s/dbengine", host->cache_dir);
- ret = mkdir(dbenginepath, 0775);
- if(ret != 0 && errno != EEXIST)
- error("Host '%s': cannot create directory '%s'", host->hostname, dbenginepath);
- else
- ret = rrdeng_init(&host->rrdeng_ctx, dbenginepath, host->page_cache_mb, host->disk_space_mb);
- if(ret) {
- error("Host '%s': cannot initialize host with machine guid '%s'. Failed to initialize DB engine at '%s'.",
- host->hostname, host->machine_guid, host->cache_dir);
- rrdhost_free(host);
- host = NULL;
- //rrd_hosts_available++; //TODO: maybe we want this?
-
- return host;
- }
-#else
- fatal("RRD_MEMORY_MODE_DBENGINE is not supported in this platform.");
-#endif
- }
if(host->health_enabled) {
snprintfz(filename, FILENAME_MAX, "%s/health", host->varlib_dir);
@@ -288,6 +290,51 @@ RRDHOST *rrdhost_create(const char *hostname,
health_alarm_log_open(host);
}
+ RRDHOST *t = rrdhost_index_add(host);
+
+ if(t != host) {
+ error("Host '%s': cannot add host with machine guid '%s' to index. It already exists as host '%s' with machine guid '%s'.", host->hostname, host->machine_guid, t->hostname, t->machine_guid);
+ rrdhost_free(host);
+ return NULL;
+ }
+
+ if (host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
+#ifdef ENABLE_DBENGINE
+ if (likely(!uuid_parse(host->machine_guid, host->host_uuid))) {
+ int rc = sql_store_host(&host->host_uuid, hostname, registry_hostname, update_every, os, timezone, tags);
+ if (unlikely(rc))
+ error_report("Failed to store machine GUID to the database");
+ }
+ else
+ error_report("Host machine GUID %s is not valid", host->machine_guid);
+ char dbenginepath[FILENAME_MAX + 1];
+ int ret;
+
+ snprintfz(dbenginepath, FILENAME_MAX, "%s/dbengine", host->cache_dir);
+ ret = mkdir(dbenginepath, 0775);
+ if (ret != 0 && errno != EEXIST)
+ error("Host '%s': cannot create directory '%s'", host->hostname, dbenginepath);
+ else ret = 0; // succeed
+ if (is_legacy) // initialize legacy dbengine instance as needed
+ ret = rrdeng_init(host, &host->rrdeng_ctx, dbenginepath, default_rrdeng_page_cache_mb,
+ default_rrdeng_disk_quota_mb); // may fail here for legacy dbengine initialization
+ else
+ host->rrdeng_ctx = &multidb_ctx;
+ if (ret) { // check legacy or multihost initialization success
+ error(
+ "Host '%s': cannot initialize host with machine guid '%s'. Failed to initialize DB engine at '%s'.",
+ host->hostname, host->machine_guid, host->cache_dir);
+ rrdhost_free(host);
+ host = NULL;
+ //rrd_hosts_available++; //TODO: maybe we want this?
+
+ return host;
+ }
+
+#else
+ fatal("RRD_MEMORY_MODE_DBENGINE is not supported in this platform.");
+#endif
+ }
// ------------------------------------------------------------------------
// link it and add it to the index
@@ -304,57 +351,150 @@ RRDHOST *rrdhost_create(const char *hostname,
else localhost = host;
}
- RRDHOST *t = rrdhost_index_add(host);
+ info("Host '%s' (at registry as '%s') with guid '%s' initialized"
+ ", os '%s'"
+ ", timezone '%s'"
+ ", tags '%s'"
+ ", program_name '%s'"
+ ", program_version '%s'"
+ ", update every %d"
+ ", memory mode %s"
+ ", history entries %ld"
+ ", streaming %s"
+ " (to '%s' with api key '%s')"
+ ", health %s"
+ ", cache_dir '%s'"
+ ", varlib_dir '%s'"
+ ", health_log '%s'"
+ ", alarms default handler '%s'"
+ ", alarms default recipient '%s'"
+ , host->hostname
+ , host->registry_hostname
+ , host->machine_guid
+ , host->os
+ , host->timezone
+ , (host->tags)?host->tags:""
+ , host->program_name
+ , host->program_version
+ , host->rrd_update_every
+ , rrd_memory_mode_name(host->rrd_memory_mode)
+ , host->rrd_history_entries
+ , host->rrdpush_send_enabled?"enabled":"disabled"
+ , host->rrdpush_send_destination?host->rrdpush_send_destination:""
+ , host->rrdpush_send_api_key?host->rrdpush_send_api_key:""
+ , host->health_enabled?"enabled":"disabled"
+ , host->cache_dir
+ , host->varlib_dir
+ , host->health_log_filename
+ , host->health_default_exec
+ , host->health_default_recipient
+ );
- if(t != host) {
- error("Host '%s': cannot add host with machine guid '%s' to index. It already exists as host '%s' with machine guid '%s'.", host->hostname, host->machine_guid, t->hostname, t->machine_guid);
- rrdhost_free(host);
- host = NULL;
+ rrd_hosts_available++;
+
+ return host;
+}
+
+void rrdhost_update(RRDHOST *host
+ , const char *hostname
+ , const char *registry_hostname
+ , const char *guid
+ , const char *os
+ , const char *timezone
+ , const char *tags
+ , const char *program_name
+ , const char *program_version
+ , int update_every
+ , long history
+ , RRD_MEMORY_MODE mode
+ , unsigned int health_enabled
+ , unsigned int rrdpush_enabled
+ , char *rrdpush_destination
+ , char *rrdpush_api_key
+ , char *rrdpush_send_charts_matching
+ , struct rrdhost_system_info *system_info
+)
+{
+ UNUSED(guid);
+ UNUSED(rrdpush_enabled);
+ UNUSED(rrdpush_destination);
+ UNUSED(rrdpush_api_key);
+ UNUSED(rrdpush_send_charts_matching);
+
+ host->health_enabled = (mode == RRD_MEMORY_MODE_NONE) ? 0 : health_enabled;
+ //host->stream_version = STREAMING_PROTOCOL_CURRENT_VERSION; Unused?
+
+ rrdhost_system_info_free(host->system_info);
+ host->system_info = system_info;
+
+ rrdhost_init_os(host, os);
+ rrdhost_init_timezone(host, timezone);
+
+ freez(host->registry_hostname);
+ host->registry_hostname = strdupz((registry_hostname && *registry_hostname)?registry_hostname:hostname);
+
+ if(strcmp(host->hostname, hostname) != 0) {
+ info("Host '%s' has been renamed to '%s'. If this is not intentional it may mean multiple hosts are using the same machine_guid.", host->hostname, hostname);
+ char *t = host->hostname;
+ host->hostname = strdupz(hostname);
+ host->hash_hostname = simple_hash(host->hostname);
+ freez(t);
}
- else {
- info("Host '%s' (at registry as '%s') with guid '%s' initialized"
- ", os '%s'"
- ", timezone '%s'"
- ", tags '%s'"
- ", program_name '%s'"
- ", program_version '%s'"
- ", update every %d"
- ", memory mode %s"
- ", history entries %ld"
- ", streaming %s"
- " (to '%s' with api key '%s')"
- ", health %s"
- ", cache_dir '%s'"
- ", varlib_dir '%s'"
- ", health_log '%s'"
- ", alarms default handler '%s'"
- ", alarms default recipient '%s'"
- , host->hostname
- , host->registry_hostname
- , host->machine_guid
- , host->os
- , host->timezone
- , (host->tags)?host->tags:""
- , host->program_name
- , host->program_version
- , host->rrd_update_every
- , rrd_memory_mode_name(host->rrd_memory_mode)
- , host->rrd_history_entries
- , host->rrdpush_send_enabled?"enabled":"disabled"
- , host->rrdpush_send_destination?host->rrdpush_send_destination:""
- , host->rrdpush_send_api_key?host->rrdpush_send_api_key:""
- , host->health_enabled?"enabled":"disabled"
- , host->cache_dir
- , host->varlib_dir
- , host->health_log_filename
- , host->health_default_exec
- , host->health_default_recipient
- );
+
+ if(strcmp(host->program_name, program_name) != 0) {
+ info("Host '%s' switched program name from '%s' to '%s'", host->hostname, host->program_name, program_name);
+ char *t = host->program_name;
+ host->program_name = strdupz(program_name);
+ freez(t);
}
- rrd_hosts_available++;
+ if(strcmp(host->program_version, program_version) != 0) {
+ info("Host '%s' switched program version from '%s' to '%s'", host->hostname, host->program_version, program_version);
+ char *t = host->program_version;
+ host->program_version = strdupz(program_version);
+ freez(t);
+ }
- return host;
+ if(host->rrd_update_every != update_every)
+ error("Host '%s' has an update frequency of %d seconds, but the wanted one is %d seconds. Restart netdata here to apply the new settings.", host->hostname, host->rrd_update_every, update_every);
+
+ if(host->rrd_history_entries < history)
+ error("Host '%s' has history of %ld entries, but the wanted one is %ld entries. Restart netdata here to apply the new settings.", host->hostname, host->rrd_history_entries, history);
+
+ if(host->rrd_memory_mode != mode)
+ error("Host '%s' has memory mode '%s', but the wanted one is '%s'. Restart netdata here to apply the new settings.", host->hostname, rrd_memory_mode_name(host->rrd_memory_mode), rrd_memory_mode_name(mode));
+
+ // update host tags
+ rrdhost_init_tags(host, tags);
+
+ if (rrdhost_flag_check(host, RRDHOST_FLAG_ARCHIVED)) {
+ rrdhost_flag_clear(host, RRDHOST_FLAG_ARCHIVED);
+ if(host->health_enabled) {
+ int r;
+ char filename[FILENAME_MAX + 1];
+
+ if (host != localhost) {
+ r = mkdir(host->varlib_dir, 0775);
+ if (r != 0 && errno != EEXIST)
+ error("Host '%s': cannot create directory '%s'", host->hostname, host->varlib_dir);
+ }
+ snprintfz(filename, FILENAME_MAX, "%s/health", host->varlib_dir);
+ r = mkdir(filename, 0775);
+ if(r != 0 && errno != EEXIST)
+ error("Host '%s': cannot create directory '%s'", host->hostname, filename);
+
+ rrdhost_wrlock(host);
+ health_readdir(host, health_user_config_dir(), health_stock_config_dir(), NULL);
+ rrdhost_unlock(host);
+
+ health_alarm_log_load(host);
+ health_alarm_log_open(host);
+ }
+ rrd_hosts_available++;
+ info("Host %s is not in archived mode anymore", host->hostname);
+ }
+
+ return;
}
RRDHOST *rrdhost_find_or_create(
@@ -380,6 +520,13 @@ RRDHOST *rrdhost_find_or_create(
rrd_wrlock();
RRDHOST *host = rrdhost_find_by_guid(guid, 0);
+ if (unlikely(host && RRD_MEMORY_MODE_DBENGINE != mode && rrdhost_flag_check(host, RRDHOST_FLAG_ARCHIVED))) {
+ /* If a legacy memory mode instantiates all dbengine state must be discarded to avoid inconsistencies */
+ error("Archived host '%s' has memory mode '%s', but the wanted one is '%s'. Discarding archived state.",
+ host->hostname, rrd_memory_mode_name(host->rrd_memory_mode), rrd_memory_mode_name(mode));
+ rrdhost_free(host);
+ host = NULL;
+ }
if(!host) {
host = rrdhost_create(
hostname
@@ -403,41 +550,30 @@ RRDHOST *rrdhost_find_or_create(
);
}
else {
- host->health_enabled = health_enabled;
-
- if(strcmp(host->hostname, hostname) != 0) {
- info("Host '%s' has been renamed to '%s'. If this is not intentional it may mean multiple hosts are using the same machine_guid.", host->hostname, hostname);
- char *t = host->hostname;
- host->hostname = strdupz(hostname);
- host->hash_hostname = simple_hash(host->hostname);
- freez(t);
- }
-
- if(strcmp(host->program_name, program_name) != 0) {
- info("Host '%s' switched program name from '%s' to '%s'", host->hostname, host->program_name, program_name);
- char *t = host->program_name;
- host->program_name = strdupz(program_name);
- freez(t);
- }
-
- if(strcmp(host->program_version, program_version) != 0) {
- info("Host '%s' switched program version from '%s' to '%s'", host->hostname, host->program_version, program_version);
- char *t = host->program_version;
- host->program_version = strdupz(program_version);
- freez(t);
- }
-
- if(host->rrd_update_every != update_every)
- error("Host '%s' has an update frequency of %d seconds, but the wanted one is %d seconds. Restart netdata here to apply the new settings.", host->hostname, host->rrd_update_every, update_every);
-
- if(host->rrd_history_entries < history)
- error("Host '%s' has history of %ld entries, but the wanted one is %ld entries. Restart netdata here to apply the new settings.", host->hostname, host->rrd_history_entries, history);
-
- if(host->rrd_memory_mode != mode)
- error("Host '%s' has memory mode '%s', but the wanted one is '%s'. Restart netdata here to apply the new settings.", host->hostname, rrd_memory_mode_name(host->rrd_memory_mode), rrd_memory_mode_name(mode));
-
- // update host tags
- rrdhost_init_tags(host, tags);
+ rrdhost_update(host
+ , hostname
+ , registry_hostname
+ , guid
+ , os
+ , timezone
+ , tags
+ , program_name
+ , program_version
+ , update_every
+ , history
+ , mode
+ , health_enabled
+ , rrdpush_enabled
+ , rrdpush_destination
+ , rrdpush_api_key
+ , rrdpush_send_charts_matching
+ , system_info);
+ }
+ if (host) {
+ rrdhost_wrlock(host);
+ rrdhost_flag_clear(host, RRDHOST_FLAG_ORPHAN);
+ host->senders_disconnected_time = 0;
+ rrdhost_unlock(host);
}
rrdhost_cleanup_orphan_hosts_nolock(host);
@@ -446,12 +582,11 @@ RRDHOST *rrdhost_find_or_create(
return host;
}
-
inline int rrdhost_should_be_removed(RRDHOST *host, RRDHOST *protected, time_t now) {
if(host != protected
&& host != localhost
&& rrdhost_flag_check(host, RRDHOST_FLAG_ORPHAN)
- && !host->connected_senders
+ && host->receiver
&& host->senders_disconnected_time
&& host->senders_disconnected_time + rrdhost_free_orphan_time < now)
return 1;
@@ -469,7 +604,12 @@ restart_after_removal:
if(rrdhost_should_be_removed(host, protected, now)) {
info("Host '%s' with machine guid '%s' is obsolete - cleaning up.", host->hostname, host->machine_guid);
- if(rrdhost_flag_check(host, RRDHOST_FLAG_DELETE_ORPHAN_HOST))
+ if (rrdhost_flag_check(host, RRDHOST_FLAG_DELETE_ORPHAN_HOST)
+#ifdef ENABLE_DBENGINE
+ /* don't delete multi-host DB host files */
+ && !(host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE && host->rrdeng_ctx == &multidb_ctx)
+#endif
+ )
rrdhost_delete_charts(host);
else
rrdhost_save_charts(host);
@@ -483,14 +623,20 @@ restart_after_removal:
// ----------------------------------------------------------------------------
// RRDHOST global / startup initialization
-void rrd_init(char *hostname, struct rrdhost_system_info *system_info) {
+int rrd_init(char *hostname, struct rrdhost_system_info *system_info) {
rrdset_free_obsolete_time = config_get_number(CONFIG_SECTION_GLOBAL, "cleanup obsolete charts after seconds", rrdset_free_obsolete_time);
gap_when_lost_iterations_above = (int)config_get_number(CONFIG_SECTION_GLOBAL, "gap when lost iterations above", gap_when_lost_iterations_above);
if (gap_when_lost_iterations_above < 1)
gap_when_lost_iterations_above = 1;
+#ifdef ENABLE_DBENGINE
+ if (unlikely(sql_init_database())) {
+ return 1;
+ }
+#endif
+
health_init();
- registry_init();
+
rrdpush_init();
debug(D_RRDHOST, "Initializing localhost with hostname '%s'", hostname);
@@ -515,8 +661,34 @@ void rrd_init(char *hostname, struct rrdhost_system_info *system_info) {
, system_info
, 1
);
+ if (unlikely(!localhost)) {
+ rrd_unlock();
+ return 1;
+ }
+
+#ifdef ENABLE_DBENGINE
+ char dbenginepath[FILENAME_MAX + 1];
+ int ret;
+ snprintfz(dbenginepath, FILENAME_MAX, "%s/dbengine", localhost->cache_dir);
+ ret = mkdir(dbenginepath, 0775);
+ if (ret != 0 && errno != EEXIST)
+ error("Host '%s': cannot create directory '%s'", localhost->hostname, dbenginepath);
+ else // Unconditionally create multihost db to support on demand host creation
+ ret = rrdeng_init(NULL, NULL, dbenginepath, default_rrdeng_page_cache_mb, default_multidb_disk_quota_mb);
+ if (ret) {
+ error(
+ "Host '%s' with machine guid '%s' failed to initialize multi-host DB engine instance at '%s'.",
+ localhost->hostname, localhost->machine_guid, localhost->cache_dir);
+ rrdhost_free(localhost);
+ localhost = NULL;
+ rrd_unlock();
+ return 1;
+ }
+#endif
rrd_unlock();
- web_client_api_v1_management_init();
+
+ web_client_api_v1_management_init();
+ return localhost==NULL;
}
// ----------------------------------------------------------------------------
@@ -562,12 +734,22 @@ void rrdhost_system_info_free(struct rrdhost_system_info *system_info) {
info("SYSTEM_INFO: free %p", system_info);
if(likely(system_info)) {
- freez(system_info->os_name);
- freez(system_info->os_id);
- freez(system_info->os_id_like);
- freez(system_info->os_version);
- freez(system_info->os_version_id);
- freez(system_info->os_detection);
+ freez(system_info->host_os_name);
+ freez(system_info->host_os_id);
+ freez(system_info->host_os_id_like);
+ freez(system_info->host_os_version);
+ freez(system_info->host_os_version_id);
+ freez(system_info->host_os_detection);
+ freez(system_info->host_cores);
+ freez(system_info->host_cpu_freq);
+ freez(system_info->host_ram_total);
+ freez(system_info->host_disk_space);
+ freez(system_info->container_os_name);
+ freez(system_info->container_os_id);
+ freez(system_info->container_os_id_like);
+ freez(system_info->container_os_version);
+ freez(system_info->container_os_version_id);
+ freez(system_info->container_os_detection);
freez(system_info->kernel_name);
freez(system_info->kernel_version);
freez(system_info->architecture);
@@ -575,10 +757,12 @@ void rrdhost_system_info_free(struct rrdhost_system_info *system_info) {
freez(system_info->virt_detection);
freez(system_info->container);
freez(system_info->container_detection);
+ freez(system_info->is_k8s_node);
freez(system_info);
}
}
+void destroy_receiver_state(struct receiver_state *rpt);
void rrdhost_free(RRDHOST *host) {
if(!host) return;
@@ -586,17 +770,48 @@ void rrdhost_free(RRDHOST *host) {
rrd_check_wrlock(); // make sure the RRDs are write locked
- // stop a possibly running thread
- rrdpush_sender_thread_stop(host);
+ // ------------------------------------------------------------------------
+ // clean up streaming
+ rrdpush_sender_thread_stop(host); // stop a possibly running thread
+ cbuffer_free(host->sender->buffer);
+ buffer_free(host->sender->build);
+ freez(host->sender);
+ host->sender = NULL;
+ if (netdata_exit) {
+ netdata_mutex_lock(&host->receiver_lock);
+ if (host->receiver) {
+ if (!host->receiver->exited)
+ netdata_thread_cancel(host->receiver->thread);
+ netdata_mutex_unlock(&host->receiver_lock);
+ struct receiver_state *rpt = host->receiver;
+ while (host->receiver && !rpt->exited)
+ sleep_usec(50 * USEC_PER_MS);
+ // If the receiver detached from the host then its thread will destroy the state
+ if (host->receiver == rpt)
+ destroy_receiver_state(host->receiver);
+ }
+ else
+ netdata_mutex_unlock(&host->receiver_lock);
+ }
+
+
rrdhost_wrlock(host); // lock this RRDHOST
// ------------------------------------------------------------------------
// release its children resources
+#ifdef ENABLE_DBENGINE
+ if (host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
+ if (host->rrdeng_ctx != &multidb_ctx)
+ rrdeng_prepare_exit(host->rrdeng_ctx);
+ }
+#endif
while(host->rrdset_root)
rrdset_free(host->rrdset_root);
+ freez(host->exporting_flags);
+
while(host->alarms)
rrdcalc_unlink_and_free(host, host->alarms);
@@ -622,11 +837,10 @@ void rrdhost_free(RRDHOST *host) {
health_alarm_log_free(host);
- if (host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
#ifdef ENABLE_DBENGINE
+ if (host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE && host->rrdeng_ctx != &multidb_ctx)
rrdeng_exit(host->rrdeng_ctx);
#endif
- }
// ------------------------------------------------------------------------
// remove it from the indexes
@@ -651,10 +865,15 @@ void rrdhost_free(RRDHOST *host) {
else error("Request to free RRDHOST '%s': cannot find it", host->hostname);
}
+
+
// ------------------------------------------------------------------------
// free it
+ pthread_mutex_destroy(&host->aclk_state_lock);
+ freez(host->aclk_state.claimed_id);
freez((void *)host->tags);
+ free_label_list(host->labels.head);
freez((void *)host->os);
freez((void *)host->timezone);
freez(host->program_version);
@@ -671,8 +890,10 @@ void rrdhost_free(RRDHOST *host) {
freez(host->registry_hostname);
simple_pattern_free(host->rrdpush_send_charts_matching);
rrdhost_unlock(host);
+ netdata_rwlock_destroy(&host->labels.labels_rwlock);
netdata_rwlock_destroy(&host->health_log.alarm_log_rwlock);
netdata_rwlock_destroy(&host->rrdhost_rwlock);
+
freez(host);
rrd_hosts_available--;
@@ -680,7 +901,9 @@ void rrdhost_free(RRDHOST *host) {
void rrdhost_free_all(void) {
rrd_wrlock();
- while(localhost) rrdhost_free(localhost);
+ /* Make sure child-hosts are released before the localhost. */
+ while(localhost->next) rrdhost_free(localhost->next);
+ rrdhost_free(localhost);
rrd_unlock();
}
@@ -707,6 +930,323 @@ void rrdhost_save_charts(RRDHOST *host) {
rrdhost_unlock(host);
}
+static struct label *rrdhost_load_auto_labels(void)
+{
+ struct label *label_list = NULL;
+
+ if (localhost->system_info->host_os_name)
+ label_list =
+ add_label_to_list(label_list, "_os_name", localhost->system_info->host_os_name, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->host_os_version)
+ label_list =
+ add_label_to_list(label_list, "_os_version", localhost->system_info->host_os_version, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->kernel_version)
+ label_list =
+ add_label_to_list(label_list, "_kernel_version", localhost->system_info->kernel_version, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->host_cores)
+ label_list =
+ add_label_to_list(label_list, "_system_cores", localhost->system_info->host_cores, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->host_cpu_freq)
+ label_list =
+ add_label_to_list(label_list, "_system_cpu_freq", localhost->system_info->host_cpu_freq, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->host_ram_total)
+ label_list =
+ add_label_to_list(label_list, "_system_ram_total", localhost->system_info->host_ram_total, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->host_disk_space)
+ label_list =
+ add_label_to_list(label_list, "_system_disk_space", localhost->system_info->host_disk_space, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->architecture)
+ label_list =
+ add_label_to_list(label_list, "_architecture", localhost->system_info->architecture, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->virtualization)
+ label_list =
+ add_label_to_list(label_list, "_virtualization", localhost->system_info->virtualization, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->container)
+ label_list =
+ add_label_to_list(label_list, "_container", localhost->system_info->container, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->container_detection)
+ label_list =
+ add_label_to_list(label_list, "_container_detection", localhost->system_info->container_detection, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->virt_detection)
+ label_list =
+ add_label_to_list(label_list, "_virt_detection", localhost->system_info->virt_detection, LABEL_SOURCE_AUTO);
+
+ if (localhost->system_info->is_k8s_node)
+ label_list =
+ add_label_to_list(label_list, "_is_k8s_node", localhost->system_info->is_k8s_node, LABEL_SOURCE_AUTO);
+
+ label_list = add_label_to_list(
+ label_list, "_is_parent", (localhost->next || configured_as_parent()) ? "true" : "false", LABEL_SOURCE_AUTO);
+
+ if (localhost->rrdpush_send_destination)
+ label_list =
+ add_label_to_list(label_list, "_streams_to", localhost->rrdpush_send_destination, LABEL_SOURCE_AUTO);
+
+ return label_list;
+}
+
+static inline int rrdhost_is_valid_label_config_option(char *name, char *value)
+{
+ return (is_valid_label_key(name) && is_valid_label_value(value) && strcmp(name, "from environment") &&
+ strcmp(name, "from kubernetes pods"));
+}
+
+static struct label *rrdhost_load_config_labels()
+{
+ int status = config_load(NULL, 1, CONFIG_SECTION_HOST_LABEL);
+ if(!status) {
+ char *filename = CONFIG_DIR "/" CONFIG_FILENAME;
+ error("LABEL: Cannot reload the configuration file '%s', using labels in memory", filename);
+ }
+
+ struct label *l = NULL;
+ struct section *co = appconfig_get_section(&netdata_config, CONFIG_SECTION_HOST_LABEL);
+ if(co) {
+ config_section_wrlock(co);
+ struct config_option *cv;
+ for(cv = co->values; cv ; cv = cv->next) {
+ if(rrdhost_is_valid_label_config_option(cv->name, cv->value)) {
+ l = add_label_to_list(l, cv->name, cv->value, LABEL_SOURCE_NETDATA_CONF);
+ cv->flags |= CONFIG_VALUE_USED;
+ } else {
+ error("LABELS: It was not possible to create the label '%s' because it contains invalid character(s) or values."
+ , cv->name);
+ }
+ }
+ config_section_unlock(co);
+ }
+
+ return l;
+}
+
+struct label *parse_simple_tags(
+ struct label *label_list,
+ const char *tags,
+ char key_value_separator,
+ char label_separator,
+ STRIP_QUOTES_OPTION strip_quotes_from_key,
+ STRIP_QUOTES_OPTION strip_quotes_from_value,
+ SKIP_ESCAPED_CHARACTERS_OPTION skip_escaped_characters)
+{
+ const char *end = tags;
+
+ while (*end) {
+ const char *start = end;
+ char key[CONFIG_MAX_VALUE + 1];
+ char value[CONFIG_MAX_VALUE + 1];
+
+ while (*end && *end != key_value_separator)
+ end++;
+ strncpyz(key, start, end - start);
+
+ if (*end)
+ start = ++end;
+ while (*end && *end != label_separator)
+ end++;
+ strncpyz(value, start, end - start);
+
+ label_list = add_label_to_list(
+ label_list,
+ strip_quotes_from_key ? strip_double_quotes(trim(key), skip_escaped_characters) : trim(key),
+ strip_quotes_from_value ? strip_double_quotes(trim(value), skip_escaped_characters) : trim(value),
+ LABEL_SOURCE_NETDATA_CONF);
+
+ if (*end)
+ end++;
+ }
+
+ return label_list;
+}
+
+struct label *parse_json_tags(struct label *label_list, const char *tags)
+{
+ char tags_buf[CONFIG_MAX_VALUE + 1];
+ strncpy(tags_buf, tags, CONFIG_MAX_VALUE);
+ char *str = tags_buf;
+
+ switch (*str) {
+ case '{':
+ str++;
+ strip_last_symbol(str, '}', SKIP_ESCAPED_CHARACTERS);
+
+ label_list = parse_simple_tags(label_list, str, ':', ',', STRIP_QUOTES, STRIP_QUOTES, SKIP_ESCAPED_CHARACTERS);
+
+ break;
+ case '[':
+ str++;
+ strip_last_symbol(str, ']', SKIP_ESCAPED_CHARACTERS);
+
+ char *end = str + strlen(str);
+ size_t i = 0;
+
+ while (str < end) {
+ char key[CONFIG_MAX_VALUE + 1];
+ snprintfz(key, CONFIG_MAX_VALUE, "host_tag%zu", i);
+
+ str = strip_double_quotes(trim(str), SKIP_ESCAPED_CHARACTERS);
+
+ label_list = add_label_to_list(label_list, key, str, LABEL_SOURCE_NETDATA_CONF);
+
+ // skip to the next element in the array
+ str += strlen(str) + 1;
+ while (*str && *str != ',')
+ str++;
+ str++;
+ i++;
+ }
+
+ break;
+ case '"':
+ label_list = add_label_to_list(
+ label_list, "host_tag", strip_double_quotes(str, SKIP_ESCAPED_CHARACTERS), LABEL_SOURCE_NETDATA_CONF);
+ break;
+ default:
+ label_list = add_label_to_list(label_list, "host_tag", str, LABEL_SOURCE_NETDATA_CONF);
+ break;
+ }
+
+ return label_list;
+}
+
+static struct label *rrdhost_load_labels_from_tags(void)
+{
+ if (!localhost->tags)
+ return NULL;
+
+ struct label *label_list = NULL;
+ BACKEND_TYPE type = BACKEND_TYPE_UNKNOWN;
+
+ if (config_exists(CONFIG_SECTION_BACKEND, "enabled")) {
+ if (config_get_boolean(CONFIG_SECTION_BACKEND, "enabled", CONFIG_BOOLEAN_NO) != CONFIG_BOOLEAN_NO) {
+ const char *type_name = config_get(CONFIG_SECTION_BACKEND, "type", "graphite");
+ type = backend_select_type(type_name);
+ }
+ }
+
+ switch (type) {
+ case BACKEND_TYPE_GRAPHITE:
+ label_list = parse_simple_tags(
+ label_list, localhost->tags, '=', ';', DO_NOT_STRIP_QUOTES, DO_NOT_STRIP_QUOTES,
+ DO_NOT_SKIP_ESCAPED_CHARACTERS);
+ break;
+ case BACKEND_TYPE_OPENTSDB_USING_TELNET:
+ label_list = parse_simple_tags(
+ label_list, localhost->tags, '=', ' ', DO_NOT_STRIP_QUOTES, DO_NOT_STRIP_QUOTES,
+ DO_NOT_SKIP_ESCAPED_CHARACTERS);
+ break;
+ case BACKEND_TYPE_OPENTSDB_USING_HTTP:
+ label_list = parse_simple_tags(
+ label_list, localhost->tags, ':', ',', STRIP_QUOTES, STRIP_QUOTES,
+ DO_NOT_SKIP_ESCAPED_CHARACTERS);
+ break;
+ case BACKEND_TYPE_JSON:
+ label_list = parse_json_tags(label_list, localhost->tags);
+ break;
+ default:
+ label_list = parse_simple_tags(
+ label_list, localhost->tags, '=', ',', DO_NOT_STRIP_QUOTES, STRIP_QUOTES,
+ DO_NOT_SKIP_ESCAPED_CHARACTERS);
+ break;
+ }
+
+ return label_list;
+}
+
+static struct label *rrdhost_load_kubernetes_labels(void)
+{
+ struct label *l=NULL;
+ char *label_script = mallocz(sizeof(char) * (strlen(netdata_configured_primary_plugins_dir) + strlen("get-kubernetes-labels.sh") + 2));
+ sprintf(label_script, "%s/%s", netdata_configured_primary_plugins_dir, "get-kubernetes-labels.sh");
+ if (unlikely(access(label_script, R_OK) != 0)) {
+ error("Kubernetes pod label fetching script %s not found.",label_script);
+ freez(label_script);
+ } else {
+ pid_t command_pid;
+
+ debug(D_RRDHOST, "Attempting to fetch external labels via %s", label_script);
+
+ FILE *fp = mypopen(label_script, &command_pid);
+ if(fp) {
+ int MAX_LINE_SIZE=300;
+ char buffer[MAX_LINE_SIZE + 1];
+ while (fgets(buffer, MAX_LINE_SIZE, fp) != NULL) {
+ char *name=buffer;
+ char *value=buffer;
+ while (*value && *value != ':') value++;
+ if (*value == ':') {
+ *value = '\0';
+ value++;
+ }
+ char *eos=value;
+ while (*eos && *eos != '\n') eos++;
+ if (*eos == '\n') *eos = '\0';
+ if (strlen(value)>0) {
+ if (is_valid_label_key(name)){
+ l = add_label_to_list(l, name, value, LABEL_SOURCE_KUBERNETES);
+ } else {
+ info("Ignoring invalid label name '%s'", name);
+ }
+ } else {
+ error("%s outputted unexpected result: '%s'", label_script, name);
+ }
+ };
+ // Non-zero exit code means that all the script output is error messages. We've shown already any message that didn't include a ':'
+ // Here we'll inform with an ERROR that the script failed, show whatever (if anything) was added to the list of labels, free the memory and set the return to null
+ int retcode=mypclose(fp, command_pid);
+ if (retcode) {
+ error("%s exited abnormally. No kubernetes labels will be added to the host.", label_script);
+ struct label *ll=l;
+ while (ll != NULL) {
+ info("Ignoring Label [source id=%s]: \"%s\" -> \"%s\"\n", translate_label_source(ll->label_source), ll->key, ll->value);
+ ll = ll->next;
+ freez(l);
+ l=ll;
+ }
+ }
+ }
+ freez(label_script);
+ }
+
+ return l;
+}
+
+void reload_host_labels(void)
+{
+ struct label *from_auto = rrdhost_load_auto_labels();
+ struct label *from_k8s = rrdhost_load_kubernetes_labels();
+ struct label *from_config = rrdhost_load_config_labels();
+ struct label *from_tags = rrdhost_load_labels_from_tags();
+
+ struct label *new_labels = merge_label_lists(from_auto, from_k8s);
+ new_labels = merge_label_lists(new_labels, from_tags);
+ new_labels = merge_label_lists(new_labels, from_config);
+
+ rrdhost_rdlock(localhost);
+ replace_label_list(&localhost->labels, new_labels);
+
+ health_label_log_save(localhost);
+ rrdhost_unlock(localhost);
+
+/* TODO-GAPS - fix this so that it looks properly at the state and version of the sender
+ if(localhost->rrdpush_send_enabled && localhost->rrdpush_sender_buffer){
+ localhost->labels.labels_flag |= LABEL_FLAG_UPDATE_STREAM;
+ rrdpush_send_labels(localhost);
+ }
+*/
+ health_reload();
+}
+
// ----------------------------------------------------------------------------
// RRDHOST - delete host files
@@ -789,7 +1329,12 @@ void rrdhost_cleanup_all(void) {
RRDHOST *host;
rrdhost_foreach_read(host) {
- if(host != localhost && rrdhost_flag_check(host, RRDHOST_FLAG_DELETE_OBSOLETE_CHARTS) && !host->connected_senders)
+ if (host != localhost && rrdhost_flag_check(host, RRDHOST_FLAG_DELETE_ORPHAN_HOST) && !host->receiver
+#ifdef ENABLE_DBENGINE
+ /* don't delete multi-host DB host files */
+ && !(host->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE && host->rrdeng_ctx == &multidb_ctx)
+#endif
+ )
rrdhost_delete_charts(host);
else
rrdhost_cleanup_charts(host);
@@ -816,7 +1361,57 @@ restart_after_removal:
&& st->last_updated.tv_sec + rrdset_free_obsolete_time < now
&& st->last_collected_time.tv_sec + rrdset_free_obsolete_time < now
)) {
-
+#ifdef ENABLE_DBENGINE
+ if(st->rrd_memory_mode == RRD_MEMORY_MODE_DBENGINE) {
+ RRDDIM *rd, *last;
+
+ rrdset_flag_set(st, RRDSET_FLAG_ARCHIVED);
+ while (st->variables) rrdsetvar_free(st->variables);
+ while (st->alarms) rrdsetcalc_unlink(st->alarms);
+ rrdset_wrlock(st);
+ for (rd = st->dimensions, last = NULL ; likely(rd) ; ) {
+ if (rrddim_flag_check(rd, RRDDIM_FLAG_ARCHIVED)) {
+ last = rd;
+ rd = rd->next;
+ continue;
+ }
+
+ rrddim_flag_set(rd, RRDDIM_FLAG_ARCHIVED);
+ while (rd->variables)
+ rrddimvar_free(rd->variables);
+
+ if (rrddim_flag_check(rd, RRDDIM_FLAG_OBSOLETE)) {
+ rrddim_flag_clear(rd, RRDDIM_FLAG_OBSOLETE);
+ /* only a collector can mark a chart as obsolete, so we must remove the reference */
+ uint8_t can_delete_metric = rd->state->collect_ops.finalize(rd);
+ if (can_delete_metric) {
+ /* This metric has no data and no references */
+ delete_dimension_uuid(rd->state->metric_uuid);
+ rrddim_free(st, rd);
+ if (unlikely(!last)) {
+ rd = st->dimensions;
+ }
+ else {
+ rd = last->next;
+ }
+ continue;
+ }
+ }
+ last = rd;
+ rd = rd->next;
+ }
+ rrdset_unlock(st);
+
+ debug(D_RRD_CALLS, "RRDSET: Cleaning up remaining chart variables for host '%s', chart '%s'", host->hostname, st->id);
+ rrdvar_free_remaining_variables(host, &st->rrdvar_root_index);
+
+ rrdset_flag_clear(st, RRDSET_FLAG_OBSOLETE);
+ if (st->dimensions) {
+ /* If the chart still has dimensions don't delete it from the metadata log */
+ continue;
+ }
+ }
+#endif
rrdset_rdlock(st);
if(rrdhost_delete_obsolete_charts)
@@ -834,38 +1429,80 @@ restart_after_removal:
// ----------------------------------------------------------------------------
// RRDHOST - set system info from environment variables
-
+// system_info fields must be heap allocated or NULL
int rrdhost_set_system_info_variable(struct rrdhost_system_info *system_info, char *name, char *value) {
int res = 0;
- if(!strcmp(name, "NETDATA_SYSTEM_OS_NAME")){
- freez(system_info->os_name);
- system_info->os_name = strdupz(value);
+ if (!strcmp(name, "NETDATA_PROTOCOL_VERSION"))
+ return res;
+ else if(!strcmp(name, "NETDATA_CONTAINER_OS_NAME")){
+ freez(system_info->container_os_name);
+ system_info->container_os_name = strdupz(value);
}
- else if(!strcmp(name, "NETDATA_SYSTEM_OS_ID")){
- freez(system_info->os_id);
- system_info->os_id = strdupz(value);
+ else if(!strcmp(name, "NETDATA_CONTAINER_OS_ID")){
+ freez(system_info->container_os_id);
+ system_info->container_os_id = strdupz(value);
}
- else if(!strcmp(name, "NETDATA_SYSTEM_OS_ID_LIKE")){
- freez(system_info->os_id_like);
- system_info->os_id_like = strdupz(value);
+ else if(!strcmp(name, "NETDATA_CONTAINER_OS_ID_LIKE")){
+ freez(system_info->container_os_id_like);
+ system_info->container_os_id_like = strdupz(value);
}
- else if(!strcmp(name, "NETDATA_SYSTEM_OS_VERSION")){
- freez(system_info->os_version);
- system_info->os_version = strdupz(value);
+ else if(!strcmp(name, "NETDATA_CONTAINER_OS_VERSION")){
+ freez(system_info->container_os_version);
+ system_info->container_os_version = strdupz(value);
}
- else if(!strcmp(name, "NETDATA_SYSTEM_OS_VERSION_ID")){
- freez(system_info->os_version_id);
- system_info->os_version_id = strdupz(value);
+ else if(!strcmp(name, "NETDATA_CONTAINER_OS_VERSION_ID")){
+ freez(system_info->container_os_version_id);
+ system_info->container_os_version_id = strdupz(value);
}
- else if(!strcmp(name, "NETDATA_SYSTEM_OS_DETECTION")){
- freez(system_info->os_detection);
- system_info->os_detection = strdupz(value);
+ else if(!strcmp(name, "NETDATA_CONTAINER_OS_DETECTION")){
+ freez(system_info->host_os_detection);
+ system_info->host_os_detection = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_HOST_OS_NAME")){
+ freez(system_info->host_os_name);
+ system_info->host_os_name = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_HOST_OS_ID")){
+ freez(system_info->host_os_id);
+ system_info->host_os_id = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_HOST_OS_ID_LIKE")){
+ freez(system_info->host_os_id_like);
+ system_info->host_os_id_like = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_HOST_OS_VERSION")){
+ freez(system_info->host_os_version);
+ system_info->host_os_version = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_HOST_OS_VERSION_ID")){
+ freez(system_info->host_os_version_id);
+ system_info->host_os_version_id = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_HOST_OS_DETECTION")){
+ freez(system_info->host_os_detection);
+ system_info->host_os_detection = strdupz(value);
}
else if(!strcmp(name, "NETDATA_SYSTEM_KERNEL_NAME")){
freez(system_info->kernel_name);
system_info->kernel_name = strdupz(value);
}
+ else if(!strcmp(name, "NETDATA_SYSTEM_CPU_LOGICAL_CPU_COUNT")){
+ freez(system_info->host_cores);
+ system_info->host_cores = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_SYSTEM_CPU_FREQ")){
+ freez(system_info->host_cpu_freq);
+ system_info->host_cpu_freq = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_SYSTEM_TOTAL_RAM")){
+ freez(system_info->host_ram_total);
+ system_info->host_ram_total = strdupz(value);
+ }
+ else if(!strcmp(name, "NETDATA_SYSTEM_TOTAL_DISK_SIZE")){
+ freez(system_info->host_disk_space);
+ system_info->host_disk_space = strdupz(value);
+ }
else if(!strcmp(name, "NETDATA_SYSTEM_KERNEL_VERSION")){
freez(system_info->kernel_version);
system_info->kernel_version = strdupz(value);
@@ -890,6 +1527,20 @@ int rrdhost_set_system_info_variable(struct rrdhost_system_info *system_info, ch
freez(system_info->container_detection);
system_info->container_detection = strdupz(value);
}
+ else if(!strcmp(name, "NETDATA_HOST_IS_K8S_NODE")){
+ freez(system_info->is_k8s_node);
+ system_info->is_k8s_node = strdupz(value);
+ }
+ else if (!strcmp(name, "NETDATA_SYSTEM_CPU_VENDOR"))
+ return res;
+ else if (!strcmp(name, "NETDATA_SYSTEM_CPU_MODEL"))
+ return res;
+ else if (!strcmp(name, "NETDATA_SYSTEM_CPU_DETECTION"))
+ return res;
+ else if (!strcmp(name, "NETDATA_SYSTEM_RAM_DETECTION"))
+ return res;
+ else if (!strcmp(name, "NETDATA_SYSTEM_DISK_DETECTION"))
+ return res;
else {
res = 1;
}
@@ -936,3 +1587,18 @@ int alarm_compare_name(void *a, void *b) {
return strcmp(in1->name,in2->name);
}
+
+// Added for gap-filling, if this proves to be a bottleneck in large-scale systems then we will need to cache
+// the last entry times as the metric updates, but let's see if it is a problem first.
+time_t rrdhost_last_entry_t(RRDHOST *h) {
+ rrdhost_rdlock(h);
+ RRDSET *st;
+ time_t result = 0;
+ rrdset_foreach_read(st, h) {
+ time_t st_last = rrdset_last_entry_t(st);
+ if (st_last > result)
+ result = st_last;
+ }
+ rrdhost_unlock(h);
+ return result;
+}