245 lines
8.1 KiB
PHP
245 lines
8.1 KiB
PHP
<?php
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/**
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* admin/api/kind_1_report.php — Markdown relay status report.
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*
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* Returns a markdown-formatted relay status report suitable for use as
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* a kind 1 event content. Includes:
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* - Relay name header
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* - 1H ASCII chart (event rate)
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* - Database overview
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* - Top 10 event kinds
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* - Time-based statistics
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* - Top pubkeys
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*
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* Accessible at: /relay/admin/api/kind_1_report.php
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*/
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require_once __DIR__ . '/../lib/helpers.php';
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require_once __DIR__ . '/../lib/ascii_chart.php';
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header('Content-Type: text/plain; charset=utf-8');
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$pdo = db();
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// --- Relay info ---
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$relay_name = 'C-Relay-PG';
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$relay_version = '';
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try {
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$relay_name = $pdo->query("SELECT value FROM config WHERE key = 'relay_name'")->fetchColumn() ?: 'C-Relay-PG';
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$relay_version = $pdo->query("SELECT value FROM config WHERE key = 'relay_version'")->fetchColumn() ?: '';
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} catch (PDOException $e) {}
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$display_name = $relay_version ? "$relay_name v$relay_version" : $relay_name;
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// --- Total events ---
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$total_events = 0;
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try {
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$total_events = intval($pdo->query("SELECT COUNT(*) FROM events")->fetchColumn());
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} catch (PDOException $e) {}
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// --- Database size ---
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$db_size = '-';
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try {
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$bytes = intval($pdo->query("SELECT pg_database_size(current_database())")->fetchColumn());
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if ($bytes < 1073741824) {
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$db_size = round($bytes / 1048576, 1) . ' MB';
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} else {
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$db_size = round($bytes / 1073741824, 2) . ' GB';
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}
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} catch (PDOException $e) {}
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// --- Process ID ---
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$process_id = '-';
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try {
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$pid = $pdo->query("SELECT pg_backend_pid()")->fetchColumn();
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$process_id = strval($pid);
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} catch (PDOException $e) {}
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// --- WebSocket connections (count distinct wsi_pointer with active subscriptions) ---
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$ws_connections = 0;
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try {
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$ws_connections = intval($pdo->query(
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"SELECT COUNT(DISTINCT wsi_pointer) FROM subscriptions WHERE event_type = 'created' AND ended_at IS NULL"
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)->fetchColumn());
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} catch (PDOException $e) {}
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// --- Active subscriptions (count open subscription rows) ---
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$active_subscriptions = 0;
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try {
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$active_subscriptions = intval($pdo->query(
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"SELECT COUNT(*) FROM subscriptions WHERE event_type = 'created' AND ended_at IS NULL"
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)->fetchColumn());
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} catch (PDOException $e) {}
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// --- Memory usage ---
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$memory_usage = '-';
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$mem_total = 0;
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$mem_avail = 0;
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$meminfo = @file_get_contents('/proc/meminfo');
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if ($meminfo !== false) {
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// /proc/meminfo uses "Key: Value kB" format (colon, not equals sign)
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foreach (explode("\n", $meminfo) as $line) {
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if (preg_match('/^MemTotal:\s+(\d+)\s+kB/i', $line, $m)) {
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$mem_total = intval($m[1]) * 1024;
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} elseif (preg_match('/^MemAvailable:\s+(\d+)\s+kB/i', $line, $m)) {
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$mem_avail = intval($m[1]) * 1024;
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}
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}
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}
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if ($mem_total > 0) {
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$used = $mem_total - $mem_avail;
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if ($used < 1073741824) {
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$memory_usage = round($used / 1048576, 1) . ' MB / ' . round($mem_total / 1073741824, 2) . ' GB';
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} else {
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$memory_usage = round($used / 1073741824, 2) . ' GB / ' . round($mem_total / 1073741824, 2) . ' GB';
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}
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}
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// --- CPU ---
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$cpu_usage = '-';
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$cpu_core = '-';
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if (is_readable('/proc/cpuinfo')) {
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$cores = intval(@shell_exec('nproc 2>/dev/null') ?: 1);
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$cpu_core = strval($cores) . ' cores';
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}
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$load = @file_get_contents('/proc/loadavg');
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if ($load !== false) {
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$cpu_usage = trim(explode(' ', $load)[0] ?? '-');
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}
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// --- Oldest / newest event ---
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$oldest_event = '-';
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$newest_event = '-';
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try {
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$row = $pdo->query("SELECT MIN(created_at) AS oldest, MAX(created_at) AS newest FROM events")->fetch();
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if ($row && $row['oldest']) $oldest_event = date('Y-m-d H:i:s', intval($row['oldest']));
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if ($row && $row['newest']) $newest_event = date('Y-m-d H:i:s', intval($row['newest']));
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} catch (PDOException $e) {}
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// --- Time-based stats ---
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$now = time();
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$events_24h = 0; $events_7d = 0; $events_30d = 0;
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try {
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$events_24h = intval($pdo->query("SELECT COUNT(*) FROM events WHERE created_at >= $now - 86400")->fetchColumn());
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$events_7d = intval($pdo->query("SELECT COUNT(*) FROM events WHERE created_at >= $now - 604800")->fetchColumn());
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$events_30d = intval($pdo->query("SELECT COUNT(*) FROM events WHERE created_at >= $now - 2592000")->fetchColumn());
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} catch (PDOException $e) {}
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// --- Kind distribution (top 10) ---
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$kinds = [];
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try {
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$rows = $pdo->query("SELECT kind, COUNT(*) AS cnt FROM events GROUP BY kind ORDER BY cnt DESC LIMIT 10")->fetchAll();
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foreach ($rows as $r) {
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$kinds[] = ['kind' => intval($r['kind']), 'count' => intval($r['cnt']), 'pct' => $total_events > 0 ? round(intval($r['cnt']) / $total_events * 100, 1) : 0];
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}
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} catch (PDOException $e) {}
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// --- Top pubkeys (top 20) ---
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$top_pubkeys = [];
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try {
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$rows = $pdo->query("
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SELECT pubkey, COUNT(*) AS cnt
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FROM events
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GROUP BY pubkey
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ORDER BY cnt DESC LIMIT 20
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")->fetchAll();
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$pubkeys = array_column($rows, 'pubkey');
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$pmap = profile_map($pubkeys);
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foreach ($rows as $r) {
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$pk = $r['pubkey'];
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$prof = $pmap[$pk] ?? null;
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$top_pubkeys[] = [
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'pubkey' => $pk,
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'name' => $prof ? $prof['best_name'] : '',
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'count' => intval($r['cnt']),
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'pct' => $total_events > 0 ? round(intval($r['cnt']) / $total_events * 100, 1) : 0,
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];
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}
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} catch (PDOException $e) {}
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// --- 1H ASCII chart (30 bins of 2 minutes each) ---
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$chart = '';
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try {
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$span = 3600;
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$bin_size = 120; // 2 minutes
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$num_bins = 30;
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$epoch = $now - $span;
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$base_bin = (int)floor($epoch / $bin_size);
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$sql = "SELECT FLOOR(created_at / {$bin_size})::BIGINT - {$base_bin} AS bin, COUNT(*) AS cnt
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FROM events
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WHERE created_at >= {$epoch}
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GROUP BY bin
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ORDER BY bin";
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$rows = $pdo->query($sql)->fetchAll();
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$bins = build_bin_array($rows, $num_bins);
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$bins = array_reverse($bins);
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$chart = render_ascii_chart($bins, [
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'title' => 'Event Rate (Last Hour)',
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'max_height' => 11,
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'bin_duration' => $bin_size,
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'label_interval' => 5, // label every 5 bins (10 min)
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]);
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} catch (PDOException $e) {
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$chart = "Chart unavailable\n";
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}
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// ================================
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// BUILD MARKDOWN OUTPUT
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// ================================
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$output = '';
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// Chart
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$output .= "## laantungir.net/relay\n\n";
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$output .= "```\n$chart```\n";
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// Database Overview
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$output .= "## Database Overview\n\n";
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$output .= "| Metric | Value |\n";
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$output .= "|--------|-------|\n";
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$output .= "| Database Size | $db_size |\n";
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$output .= "| Total Events | " . number_format($total_events) . " |\n";
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$output .= "| Process ID | $process_id |\n";
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$output .= "| WebSocket Connections | " . number_format($ws_connections) . " |\n";
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$output .= "| Active Subscriptions | " . number_format($active_subscriptions) . " |\n";
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$output .= "| Memory Usage | $memory_usage |\n";
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$output .= "| CPU Usage | $cpu_usage |\n";
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$output .= "| CPU Core | $cpu_core |\n";
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$output .= "| Oldest Event | $oldest_event |\n";
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$output .= "| Newest Event | $newest_event |\n\n";
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// Event Kinds (Top 10)
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$output .= "## Event Kinds (Top 10)\n\n";
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$output .= "| Kind | Count | % |\n";
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$output .= "|------|-------|---|\n";
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foreach ($kinds as $k) {
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$output .= "| {$k['kind']} | " . number_format($k['count']) . " | {$k['pct']}% |\n";
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}
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$output .= "\n";
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// Time-Based Statistics
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$output .= "## Time-Based Statistics\n\n";
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$output .= "| Period | Events |\n";
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$output .= "|--------|-------|\n";
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$output .= "| 24 Hours | " . number_format($events_24h) . " |\n";
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$output .= "| 7 Days | " . number_format($events_7d) . " |\n";
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$output .= "| 30 Days | " . number_format($events_30d) . " |\n\n";
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// Top Pubkeys
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$output .= "## Top Pubkeys\n\n";
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$output .= "| Name | Events | % |\n";
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$output .= "|------|-------|---|\n";
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foreach ($top_pubkeys as $p) {
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if ($p['name']) {
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$name = $p['name'];
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} else {
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$name = substr($p['pubkey'], 0, 4) . '..' . substr($p['pubkey'], -4);
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}
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$output .= "| $name | " . number_format($p['count']) . " | {$p['pct']}% |\n";
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}
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$output .= "\n";
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// Footer
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$output .= "---\n";
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$output .= "_Report generated: " . date('Y-m-d H:i:s T') . "_\n";
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echo $output;
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