summaryrefslogtreecommitdiffstats
path: root/src/database/sqlite/sqlite_aclk_node.c
blob: 70d1ebda1a73d48c2bbe5586c1d2db076aefc750 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
// 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 : NETDATA_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;

    node_info.node_capabilities = (struct capability *)aclk_get_agent_capas();

    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_rdunlock();
    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