mirror of
https://github.com/coollabsio/coolify.git
synced 2026-11-06 13:10:37 -04:00
Aditya Tripathi
f8ec007403
The server Metrics page now uses SentinelMetricsClient::rootMountName(): /, else /app/db (Sentinel 1.1.2 and older), else /data/coolify or /data (Sentinel 1.1.3 and newer). Before, it kept only /, so the disk chart was empty when Sentinel did not report a / mount.
266 lines
9.0 KiB
PHP
266 lines
9.0 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\Server;
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use Illuminate\Support\Facades\Cache;
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class SentinelMetricsClient
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{
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private string $base = 'http://localhost:8888/api';
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public function __construct(protected Server $server) {}
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/** Rounded to the minute so the history URL (and its cache key) is stable within a minute. */
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public static function rangeFrom(string $range): string
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{
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$now = now()->startOfMinute();
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$from = match ($range) {
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'7d' => $now->subDays(7),
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'30d' => $now->subDays(30),
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default => $now->subDay(),
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};
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return $from->toIso8601ZuluString();
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}
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/** Bucket width per range, kept at roughly 300 points per series. */
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public static function bucketMs(string $range): int
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{
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return match ($range) {
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'7d' => 30 * 60_000,
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'30d' => 2 * 60 * 60_000,
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default => 5 * 60_000,
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};
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}
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/**
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* Sentinel averages rows into `bucket_ms` windows. Older Sentinels ignore the param
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* and return raw rows, which seriesRows() buckets the same way.
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*
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* @return array{from: string, bucket_ms: int}
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*/
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private static function historyQuery(string $range): array
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{
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return ['from' => self::rangeFrom($range), 'bucket_ms' => self::bucketMs($range)];
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}
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/**
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* @return array<string, mixed>|null
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*/
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public function summary(): ?array
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{
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try {
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$json = json_decode($this->raw($this->url('/summary')), true);
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} catch (\Throwable) {
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return null;
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}
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if (! is_array($json)) {
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return null;
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}
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$disk = $this->rootMount($json['disk'] ?? []);
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return [
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'online' => true,
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'cpu' => isset($json['cpu']['percent']) ? (float) $json['cpu']['percent'] : null,
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'memUsed' => isset($json['memory']['used']) ? (int) $json['memory']['used'] : null,
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'memTotal' => isset($json['memory']['total']) ? (int) $json['memory']['total'] : null,
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'diskUsed' => $disk['used'],
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'diskTotal' => $disk['total'],
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'diskPercent' => $disk['percent'],
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'load1' => isset($json['load']['load1']) ? (float) $json['load']['load1'] : null,
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'netRx' => isset($json['network']['rxBytesPerSec']) ? (float) $json['network']['rxBytesPerSec'] : null,
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'netTx' => isset($json['network']['txBytesPerSec']) ? (float) $json['network']['txBytesPerSec'] : null,
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];
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}
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/**
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* @return array<int, array<string, mixed>>
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*/
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public function containersCurrent(): array
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{
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try {
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$rows = json_decode($this->raw($this->url('/containers/current')), true);
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} catch (\Throwable) {
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return [];
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}
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if (! is_array($rows)) {
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return [];
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}
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// Sentinel keeps the last samples of a removed container until retention deletes them,
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// but only a container that Docker still lists has a status.
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$running = array_filter($rows, fn ($c) => ($c['status']['state'] ?? null) === 'running');
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return array_values(array_map(function ($c) {
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$disk = ($c['disk']['writableLayer'] ?? 0) + ($c['disk']['volumesTotal'] ?? 0);
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$net = ($c['network']['rxBytesPerSec'] ?? 0) + ($c['network']['txBytesPerSec'] ?? 0);
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return [
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'id' => (string) ($c['id'] ?? ''),
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'cpu' => isset($c['cpu']['percent']) ? (float) $c['cpu']['percent'] : null,
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'memUsed' => isset($c['memory']['used']) ? (int) $c['memory']['used'] : null,
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'memPercent' => isset($c['memory']['usedPercent']) ? (float) $c['memory']['usedPercent'] : null,
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'diskBytes' => isset($c['disk']) ? (int) $disk : null,
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'net' => isset($c['network']) ? (float) $net : null,
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];
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}, $running));
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}
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/**
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* @return array<int, array{0: int, 1: float}>
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*/
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public function history(string $metric, string $range): array
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{
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[$path, $field] = match ($metric) {
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'memory' => ['/memory/history', 'used'],
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'disk' => ['/disk/history', 'usedPercent'],
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'load' => ['/load/history', 'load1'],
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default => ['/cpu/history', 'percent'],
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};
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return $this->seriesRows($this->url($path, self::historyQuery($range)), $field, $range, $metric === 'disk');
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}
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/**
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* @return array{rx: array<int, array{0: int, 1: float}>, tx: array<int, array{0: int, 1: float}>}
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*/
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public function networkHistory(string $range): array
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{
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$url = $this->url('/network/history', self::historyQuery($range));
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return [
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'rx' => $this->seriesRows($url, 'rxBytesPerSec', $range),
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'tx' => $this->seriesRows($url, 'txBytesPerSec', $range),
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];
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}
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/**
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* @return array<int, array{0: int, 1: float}>
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*/
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private function seriesRows(string $url, string $field, string $range, bool $rootOnly = false): array
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{
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try {
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$rows = json_decode($this->raw($url), true);
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} catch (\Throwable) {
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return [];
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}
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if (! is_array($rows)) {
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return [];
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}
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// Disk history interleaves every mount; keep the root filesystem only.
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if ($rootOnly && array_any($rows, fn ($row) => array_key_exists('mount', $row))) {
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$mount = self::rootMountName($rows);
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$rows = array_filter($rows, fn ($row) => ($row['mount'] ?? null) === $mount);
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}
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// Average samples into epoch-aligned buckets so every server shares the same
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// timestamps and the fleet aggregator can sum them point by point. A no-op for
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// rows Sentinel already bucketed.
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$bucketMs = self::bucketMs($range);
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$sums = [];
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$counts = [];
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foreach ($rows as $r) {
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$bucket = intdiv((int) ($r['time'] ?? 0), $bucketMs) * $bucketMs;
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$sums[$bucket] = ($sums[$bucket] ?? 0.0) + (float) ($r[$field] ?? 0);
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$counts[$bucket] = ($counts[$bucket] ?? 0) + 1;
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}
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ksort($sums);
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return array_map(fn ($bucket) => [$bucket, round($sums[$bucket] / $counts[$bucket], 2)], array_keys($sums));
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}
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/**
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* The mount that stands for the root disk: `/`, else the disk that holds /data/coolify.
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* Sentinel runs in a container and reports only the disks of its own mounts:
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* 1.1.2 and older as `/app/db`, 1.1.3 and newer by host mount point, which is
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* `/data` or `/data/coolify` when that directory is on its own disk.
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*
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* @param array<int, array<string, mixed>> $rows
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*/
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public static function rootMountName(array $rows): ?string
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{
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$mounts = array_column($rows, 'mount');
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return collect(['/', '/app/db', '/data/coolify', '/data'])->first(fn ($mount) => in_array($mount, $mounts, true));
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}
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/**
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* @param array<int, array<string, mixed>> $mounts
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* @return array{used: ?int, total: ?int, percent: ?float}
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*/
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private function rootMount(array $mounts): array
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{
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if (array_any($mounts, fn ($mount) => array_key_exists('mount', $mount))) {
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$root = collect($mounts)->firstWhere('mount', self::rootMountName($mounts));
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} else {
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$root = $mounts[0] ?? null;
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}
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if ($root === null) {
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return ['used' => null, 'total' => null, 'percent' => null];
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}
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return [
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'used' => (int) ($root['used'] ?? 0),
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'total' => (int) ($root['total'] ?? 0),
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'percent' => (float) ($root['usedPercent'] ?? 0),
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];
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}
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/**
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* @param array<string, mixed> $query
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*/
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private function url(string $path, array $query = []): string
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{
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$qs = empty($query) ? '' : '?'.str_replace('%3A', ':', http_build_query($query));
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return $this->base.$path.$qs;
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}
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private function cacheKey(string $url): string
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{
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return 'metrics:'.$this->server->uuid.':'.md5($url);
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}
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protected function raw(string $url): string
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{
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return Cache::remember($this->cacheKey($url), 60, fn () => $this->guard($this->remoteFetch($url)));
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}
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protected function remoteFetch(string $url): string
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{
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$token = $this->server->settings->ensureValidSentinelToken();
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return instant_remote_process(
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["docker exec coolify-sentinel sh -c 'curl -s --max-time 10 -H \"Authorization: Bearer {$token}\" \"{$url}\"'"],
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$this->server,
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false,
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timeout: 15,
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// Metrics are read again on the next refresh. SSH retries would keep a worker past its timeout.
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maxAttempts: 1
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);
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}
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private function guard(string $response): string
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{
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$payload = json_decode($response, true);
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if ($payload === null) {
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throw new \RuntimeException('Metrics returned an invalid response.');
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}
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if (is_array($payload) && array_key_exists('error', $payload)) {
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throw new \RuntimeException('Metrics request failed.');
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}
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return $response;
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}
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}
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