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// SPDX-License-Identifier: GPL-3.0-or-later
#include "sqlite_functions.h"
#include "sqlite_aclk_node.h"
#include "../../aclk/aclk_contexts_api.h"
#include "../../aclk/aclk_capas.h"
#ifdef ENABLE_ACLK
DICTIONARY *collectors_from_charts(RRDHOST *host, DICTIONARY *dict) {
RRDSET *st;
char name[500];
rrdset_foreach_read(st, host)
{
if (rrdset_is_available_for_viewers(st)) {
struct collector_info col = {.plugin = rrdset_plugin_name(st), .module = rrdset_module_name(st)};
snprintfz(name, sizeof(name) - 1, "%s:%s", col.plugin, col.module);
dictionary_set(dict, name, &col, sizeof(struct collector_info));
}
}
rrdset_foreach_done(st);
return dict;
}
static void build_node_collectors(RRDHOST *host)
{
struct aclk_sync_cfg_t *wc = host->aclk_config;
struct update_node_collectors upd_node_collectors;
DICTIONARY *dict = dictionary_create(DICT_OPTION_SINGLE_THREADED);
upd_node_collectors.node_id = wc->node_id;
upd_node_collectors.claim_id = get_agent_claimid();
upd_node_collectors.node_collectors = collectors_from_charts(host, dict);
aclk_update_node_collectors(&upd_node_collectors);
dictionary_destroy(dict);
freez(upd_node_collectors.claim_id);
nd_log(NDLS_ACCESS, NDLP_DEBUG, "ACLK RES [%s (%s)]: NODE COLLECTORS SENT", wc->node_id, rrdhost_hostname(host));
}
static void build_node_info(RRDHOST *host)
{
struct update_node_info node_info;
struct aclk_sync_cfg_t *wc = host->aclk_config;
rrd_rdlock();
node_info.node_id = wc->node_id;
node_info.claim_id = get_agent_claimid();
node_info.machine_guid = host->machine_guid;
node_info.child = (host != localhost);
node_info.ml_info.ml_capable = ml_capable();
node_info.ml_info.ml_enabled = ml_enabled(host);
node_info.node_instance_capabilities = aclk_get_node_instance_capas(host);
now_realtime_timeval(&node_info.updated_at);
char *host_version = NULL;
if (host != localhost) {
netdata_mutex_lock(&host->receiver_lock);
host_version = strdupz(
host->receiver && host->receiver->program_version ? host->receiver->program_version :
rrdhost_program_version(host));
netdata_mutex_unlock(&host->receiver_lock);
}
node_info.data.name = rrdhost_hostname(host);
node_info.data.os = rrdhost_os(host);
node_info.data.os_name = host->system_info->host_os_name;
node_info.data.os_version = host->system_info->host_os_version;
node_info.data.kernel_name = host->system_info->kernel_name;
node_info.data.kernel_version = host->system_info->kernel_version;
node_info.data.architecture = host->system_info->architecture;
node_info.data.cpus = host->system_info->host_cores ? str2uint32_t(host->system_info->host_cores, NULL) : 0;
node_info.data.cpu_frequency = host->system_info->host_cpu_freq ? host->system_info->host_cpu_freq : "0";
node_info.data.memory = host->system_info->host_ram_total ? host->system_info->host_ram_total : "0";
node_info.data.disk_space = host->system_info->host_disk_space ? host->system_info->host_disk_space : "0";
node_info.data.version = host_version ? host_version : VERSION;
node_info.data.release_channel = get_release_channel();
node_info.data.timezone = rrdhost_abbrev_timezone(host);
node_info.data.virtualization_type = host->system_info->virtualization ? host->system_info->virtualization : "unknown";
node_info.data.container_type = host->system_info->container ? host->system_info->container : "unknown";
node_info.data.custom_info = config_get(CONFIG_SECTION_WEB, "custom dashboard_info.js", "");
node_info.data.machine_guid = host->machine_guid;
struct capability node_caps[] = {
{.name = "ml", .version = host->system_info->ml_capable, .enabled = host->system_info->ml_enabled},
{.name = "mc",
.version = host->system_info->mc_version ? host->system_info->mc_version : 0,
.enabled = host->system_info->mc_version ? 1 : 0},
{.name = NULL, .version = 0, .enabled = 0}};
node_info.node_capabilities = node_caps;
node_info.data.ml_info.ml_capable = host->system_info->ml_capable;
node_info.data.ml_info.ml_enabled = host->system_info->ml_enabled;
node_info.data.host_labels_ptr = host->rrdlabels;
aclk_update_node_info(&node_info);
nd_log(
NDLS_ACCESS,
NDLP_DEBUG,
"ACLK RES [%s (%s)]: NODE INFO SENT for guid [%s] (%s)",
wc->node_id,
rrdhost_hostname(host),
host->machine_guid,
host == localhost ? "parent" : "child");
rrd_unlock();
freez(node_info.claim_id);
freez(node_info.node_instance_capabilities);
freez(host_version);
wc->node_collectors_send = now_realtime_sec();
}
static bool host_is_replicating(RRDHOST *host)
{
bool replicating = false;
RRDSET *st;
rrdset_foreach_reentrant(st, host) {
if (rrdset_is_replicating(st)) {
replicating = true;
break;
}
}
rrdset_foreach_done(st);
return replicating;
}
void aclk_check_node_info_and_collectors(void)
{
RRDHOST *host;
if (unlikely(!aclk_connected))
return;
size_t context_loading = 0;
size_t replicating = 0;
size_t context_pp = 0;
time_t now = now_realtime_sec();
dfe_start_reentrant(rrdhost_root_index, host)
{
struct aclk_sync_cfg_t *wc = host->aclk_config;
if (unlikely(!wc))
continue;
if (unlikely(rrdhost_flag_check(host, RRDHOST_FLAG_PENDING_CONTEXT_LOAD))) {
internal_error(true, "ACLK SYNC: Context still pending for %s", rrdhost_hostname(host));
context_loading++;
continue;
}
if (unlikely(host_is_replicating(host))) {
internal_error(true, "ACLK SYNC: Host %s is still replicating", rrdhost_hostname(host));
replicating++;
continue;
}
bool pp_queue_empty = !(host->rrdctx.pp_queue && dictionary_entries(host->rrdctx.pp_queue));
if (!pp_queue_empty && (wc->node_info_send_time || wc->node_collectors_send))
context_pp++;
if (pp_queue_empty && wc->node_info_send_time && wc->node_info_send_time + 30 < now) {
wc->node_info_send_time = 0;
build_node_info(host);
internal_error(true, "ACLK SYNC: Sending node info for %s", rrdhost_hostname(host));
}
if (pp_queue_empty && wc->node_collectors_send && wc->node_collectors_send + 30 < now) {
build_node_collectors(host);
internal_error(true, "ACLK SYNC: Sending collectors for %s", rrdhost_hostname(host));
wc->node_collectors_send = 0;
}
}
dfe_done(host);
if (context_loading || replicating || context_pp) {
nd_log_limit_static_thread_var(erl, 10, 100 * USEC_PER_MS);
nd_log_limit(
&erl,
NDLS_DAEMON,
NDLP_INFO,
"%zu nodes loading contexts, %zu replicating data, %zu pending context post processing",
context_loading,
replicating,
context_pp);
}
}
#endif
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