Add upgrade webhook — close propagation window on arr quality upgrades

2026-06-14 16:55:26 -04:00
parent 3c303210a3
commit 38916f8375
2 changed files with 210 additions and 0 deletions
@@ -0,0 +1,76 @@
+<?php
+// Receives Sonarr/Radarr/Lidarr OnUpgrade events. Fires upgrade_webhook_handler.sh
+// in the background and returns 200 immediately — arr does not wait on the push.
+header('Content-Type: application/json');
+require_once dirname(__DIR__) . '/include/config.php';
+
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    http_response_code(405);
+    echo json_encode(['ok' => false, 'error' => 'POST only']);
+    exit;
+}
+
+$payload = json_decode(file_get_contents('php://input'), true);
+if (!$payload) {
+    http_response_code(400);
+    echo json_encode(['ok' => false, 'error' => 'Invalid JSON']);
+    exit;
+}
+
+$event = $payload['eventType'] ?? '';
+
+if ($event === 'Test') {
+    echo json_encode(['ok' => true, 'message' => 'Webhook connected — configure On Upgrade to use this URL']);
+    exit;
+}
+
+// Sonarr/Radarr/Lidarr fire eventType "Download" with isUpgrade=true for upgrades.
+// A plain Download (no upgrade) is not our concern — the original quality is fine.
+$is_upgrade = $payload['isUpgrade'] ?? false;
+if ($event !== 'Download' || !$is_upgrade) {
+    echo json_encode(['ok' => true, 'skipped' => $event]);
+    exit;
+}
+
+// Detect arr type and item folder from payload structure
+if (isset($payload['series']['path'])) {
+    $arr_type = 'sonarr';
+    $path     = $payload['series']['path'];
+} elseif (isset($payload['movie']['folderPath'])) {
+    $arr_type = 'radarr';
+    $path     = $payload['movie']['folderPath'];
+} elseif (isset($payload['artist']['path'])) {
+    $arr_type = 'lidarr';
+    $path     = $payload['artist']['path'];
+} else {
+    http_response_code(400);
+    echo json_encode(['ok' => false, 'error' => 'Unrecognised payload structure']);
+    exit;
+}
+
+if (!$path) {
+    http_response_code(400);
+    echo json_encode(['ok' => false, 'error' => 'Empty path in payload']);
+    exit;
+}
+
+// Basic path sanity — must be absolute, no traversal
+if (!str_starts_with($path, '/') || str_contains($path, '..') || preg_match('/[\x00\n\r]/', $path)) {
+    http_response_code(400);
+    echo json_encode(['ok' => false, 'error' => 'Unsafe path']);
+    exit;
+}
+
+$handler = SCRIPTS_DIR . '/Media/upgrade_webhook_handler.sh';
+if (!file_exists($handler)) {
+    http_response_code(500);
+    echo json_encode(['ok' => false, 'error' => 'upgrade_webhook_handler.sh not found']);
+    exit;
+}
+
+exec('bash ' . escapeshellarg($handler)
+    . ' ' . escapeshellarg($arr_type)
+    . ' ' . escapeshellarg($path)
+    . ' >> /var/log/varaverk/upgrade_webhook.log 2>&1 &');
+
+echo json_encode(['ok' => true, 'arr' => $arr_type, 'path' => $path]);