add startup timer metric (#2004)

* add startup timer metric and tracking

* update number display

* Update shared version to 11.1.16 after rebase

* Update uid2-shared.version to 11.1.14-alpha-304-SNAPSHOT

* [CI Pipeline] Released Snapshot version: 5.58.26-alpha-220-SNAPSHOT

* beautify

* beautify

* test out shared with optout total time count

fix the new shared version after release

* [CI Pipeline] Released Snapshot version: 5.58.27-alpha-221-SNAPSHOT

* update metric using timer

* update metric using timer

* Revert "update metric using timer"

This reverts commit 60f36d3.

* Reapply "update metric using timer"

This reverts commit 0623771.

* remove comment

* remove

* remove

* remove

* update shared version

* [CI Pipeline] Released Snapshot version: 5.58.28-alpha-223-SNAPSHOT

* Update uid2-shared.version to 11.1.19-alpha-309-SNAPSHOT

* [CI Pipeline] Released Snapshot version: 5.58.29-alpha-224-SNAPSHOT

* Update uid2-shared.version to 11.1.62

* Downgrade version from 5.58.29-alpha-224-SNAPSHOT to 5.58.25

---------

Co-authored-by: Release Workflow <[email protected]>

Author: lizk886

pom.xml

@@ -22,7 +22,7 @@
         <enclave-aws.version>2.1.0</enclave-aws.version>
         <enclave-azure.version>2.1.13</enclave-azure.version>
         <enclave-gcp.version>2.1.0</enclave-gcp.version>
-        <uid2-shared.version>11.1.13</uid2-shared.version>
+        <uid2-shared.version>11.1.62</uid2-shared.version>
         <image.version>${project.version}</image.version>
         <maven.compiler.source>21</maven.compiler.source>
         <maven.compiler.target>21</maven.compiler.target>

src/main/java/com/uid2/operator/Main.java

@@ -36,6 +36,7 @@
 import com.uid2.shared.health.PodTerminationMonitor;
 import io.micrometer.core.instrument.Gauge;
 import io.micrometer.core.instrument.Meter;
+import io.micrometer.core.instrument.Timer;
 import io.micrometer.core.instrument.MeterRegistry;
 import io.micrometer.core.instrument.Metrics;
 import io.micrometer.core.instrument.config.MeterFilter;
@@ -68,6 +69,7 @@
 public class Main {
     private static final Logger LOGGER = LoggerFactory.getLogger(Main.class);
 
+    private static volatile Instant startupBeginTime;
     private final JsonObject config;
     private final Vertx vertx;
     private final ApplicationVersion appVersion;
@@ -244,7 +246,15 @@ private KeyManager getKeyManager() {
         return new KeyManager(this.keysetKeyStore, this.keysetProvider);
     }
 
+    public static void recordStartupComplete() {
+        if (startupBeginTime == null) return;
+        final Duration d = Duration.between(startupBeginTime, Instant.now());
+        Timer.builder("uid2_operator_startup_duration").register(globalRegistry).record(d);
+        LOGGER.info("Startup in {} ms", d.toMillis());
+    }
+
     public static void main(String[] args) throws Exception {
+        startupBeginTime = Instant.now();
 
         java.security.Security.setProperty("networkaddress.cache.ttl" , "60");
 

src/main/java/com/uid2/operator/vertx/UIDOperatorVerticle.java

@@ -3,6 +3,7 @@
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.uid2.operator.Const;
+import com.uid2.operator.Main;
 import com.uid2.operator.model.*;
 import com.uid2.operator.model.IdentityScope;
 import com.uid2.operator.monitoring.IStatsCollectorQueue;
@@ -219,6 +220,8 @@ public void start(Promise<Void> startPromise) throws Exception {
                 .listen(port, result -> {
                     if (result.succeeded()) {
                         this.healthComponent.setHealthStatus(true);
+                        // Record startup completion now that HTTP server is ready
+                        Main.recordStartupComplete();
                         startPromise.complete();
                     } else {
                         this.healthComponent.setHealthStatus(false, result.cause().getMessage());