Add health endpoint (#63)

* add /health endpoint * remove comment * change content type to application/json + lint & prettier
chainflip-io · Jul 10, 2024 · b3369db · b3369db
1 parent dcc6c81
commit b3369db
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Showing 3 changed files with 27 additions and 22 deletions.
diff --git a/src/app.ts b/src/app.ts
@@ -139,3 +139,8 @@ app.get('/metrics', async (req, res) => {
             (await arbitrumRegistry.metrics()),
     );
 });
+
+app.get('/health', async (req, res) => {
+    res.set('Content-Type', 'application/json');
+    res.end('Online');
+});
diff --git a/src/metrics/chainflip/countEvents.ts b/src/metrics/chainflip/countEvents.ts
@@ -40,27 +40,27 @@ export const countEvents = async (context: Context): Promise<void> => {
 
     if (registry.getSingleMetric(metricName) === undefined) {
         registry.registerMetric(metric);
-        metric.labels("governance:Approved").inc();
-        metric.labels("governance:Executed").inc();
-        metric.labels("governance:Proposed").inc();
-        metric.labels("ethereumBroadcaster:BroadcastAborted").inc();
-        metric.labels("polkadotBroadcaster:BroadcastAborted").inc();
-        metric.labels("arbitrumBroadcaster:BroadcastAborted").inc();
-        metric.labels("bitcoinBroadcaster:BroadcastAborted").inc();
-        metric.labels("solanaBroadcaster:BroadcastAborted").inc();
-        metric.labels("bitcoinBroadcaster:BroadcastAttemptTimeout").inc();
-        metric.labels("ethereumBroadcaster:BroadcastAttemptTimeout").inc();
-        metric.labels("polkadotBroadcaster:BroadcastAttemptTimeout").inc();
-        metric.labels("arbitrumBroadcaster:BroadcastAttemptTimeout").inc();
-        metric.labels("solanaBroadcaster:BroadcastAttemptTimeout").inc();
-        metric.labels("evmThresholdSigner:RetryRequested").inc();
-        metric.labels("bitcoinThresholdSigner:RetryRequested").inc();
-        metric.labels("polkadotThresholdSigner:RetryRequested").inc();
-        metric.labels("solanaThresholdSigner:RetryRequested").inc();
-        metric.labels("evmThresholdSigner:KeygenFailure").inc();
-        metric.labels("bitcoinThresholdSigner:KeygenFailure").inc();
-        metric.labels("polkadotThresholdSigner:KeygenFailure").inc();
-        metric.labels("solanaThresholdSigner:KeygenFailure").inc();
+        metric.labels('governance:Approved').inc();
+        metric.labels('governance:Executed').inc();
+        metric.labels('governance:Proposed').inc();
+        metric.labels('ethereumBroadcaster:BroadcastAborted').inc();
+        metric.labels('polkadotBroadcaster:BroadcastAborted').inc();
+        metric.labels('arbitrumBroadcaster:BroadcastAborted').inc();
+        metric.labels('bitcoinBroadcaster:BroadcastAborted').inc();
+        metric.labels('solanaBroadcaster:BroadcastAborted').inc();
+        metric.labels('bitcoinBroadcaster:BroadcastAttemptTimeout').inc();
+        metric.labels('ethereumBroadcaster:BroadcastAttemptTimeout').inc();
+        metric.labels('polkadotBroadcaster:BroadcastAttemptTimeout').inc();
+        metric.labels('arbitrumBroadcaster:BroadcastAttemptTimeout').inc();
+        metric.labels('solanaBroadcaster:BroadcastAttemptTimeout').inc();
+        metric.labels('evmThresholdSigner:RetryRequested').inc();
+        metric.labels('bitcoinThresholdSigner:RetryRequested').inc();
+        metric.labels('polkadotThresholdSigner:RetryRequested').inc();
+        metric.labels('solanaThresholdSigner:RetryRequested').inc();
+        metric.labels('evmThresholdSigner:KeygenFailure').inc();
+        metric.labels('bitcoinThresholdSigner:KeygenFailure').inc();
+        metric.labels('polkadotThresholdSigner:KeygenFailure').inc();
+        metric.labels('solanaThresholdSigner:KeygenFailure').inc();
     }
     if (registry.getSingleMetric(metricExtrinsicFailedName) === undefined)
         registry.registerMetric(metricExtrinsicFailed);

diff --git a/src/metrics/polkadot/countEvents.ts b/src/metrics/polkadot/countEvents.ts
@@ -22,7 +22,7 @@ export const countEvents = async (context: Context): Promise<void> => {
 
     if (registry.getSingleMetric(metricName) === undefined) {
         registry.registerMetric(metric);
-        metric.labels("system:CodeUpdated").inc();
+        metric.labels('system:CodeUpdated').inc();
     }
 
     for (const { event } of events) {