pin otel collector version (open-telemetry#7576)

Author: zeitlinger

.github/renovate.json5

@@ -3,6 +3,7 @@
   extends: [
     'config:best-practices',
     'helpers:pinGitHubActionDigestsToSemver',
+    'customManagers:githubActionsVersions'
   ],
   packageRules: [
     {

.github/workflows/build.yml

@@ -8,6 +8,11 @@ on:
   pull_request:
   workflow_dispatch:
 
+#env:
+  # uncomment once the collector has been pushed in the daily workflow
+  # renovate: datasource=github-releases depName=opentelemetry-collector packageName=open-telemetry/opentelemetry-collector-releases
+  #  OTEL_COLLECTOR_VERSION: v0.132.2
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
   cancel-in-progress: true

.github/workflows/docker-test-containers-daily.yml

@@ -8,8 +8,23 @@ on:
 permissions:
   contents: read
 
+env:
+  # renovate: datasource=github-releases depName=opentelemetry-collector packageName=open-telemetry/opentelemetry-collector-releases
+  OTEL_COLLECTOR_VERSION: v0.132.2
+
 jobs:
+  set-collector-version:
+    runs-on: ubuntu-latest
+    outputs:
+      otel_collector_version: ${{ steps.set-version.outputs.version }}
+    steps:
+      - name: Set OpenTelemetry Collector version
+        id: set-version
+        # strip the "v" from the version
+        run: echo "version=${OTEL_COLLECTOR_VERSION#v}" >> $GITHUB_OUTPUT
+
   copy-images:
+    needs: set-collector-version
     permissions:
       contents: read
       packages: write
@@ -18,8 +33,8 @@ jobs:
         include:
           - source: jaegertracing/all-in-one:1.32
             target_image: jaeger:1.32
-          - source: otel/opentelemetry-collector-contrib:latest
-            target_image: otel-collector
+          - source: otel/opentelemetry-collector-contrib:${{ needs.set-collector-version.outputs.otel_collector_version }}
+            target_image: otel-collector:${{ needs.set-collector-version.outputs.otel_collector_version }}
           - source: shopify/toxiproxy:latest
             target_image: toxiproxy
           - source: eclipse-temurin:17-jre-focal

exporters/prometheus/src/test/java/io/opentelemetry/exporter/prometheus/CollectorIntegrationTest.java

@@ -60,7 +60,18 @@
 class CollectorIntegrationTest {
 
   private static final String COLLECTOR_IMAGE =
-      "ghcr.io/open-telemetry/opentelemetry-java/otel-collector";
+      "ghcr.io/open-telemetry/opentelemetry-java/otel-collector" + collectorVersion();
+
+  private static String collectorVersion() {
+    String otelCollectorVersion = System.getenv("OTEL_COLLECTOR_VERSION");
+    if (otelCollectorVersion != null) {
+      // strip the leading 'v'
+      return ":" + otelCollectorVersion.substring(1);
+    }
+    // Default to latest if not set
+    return ":latest";
+  }
+
   private static final Integer COLLECTOR_HEALTH_CHECK_PORT = 13133;
 
   private static int prometheusPort;

integration-tests/otlp/src/main/java/io/opentelemetry/integrationtest/OtlpExporterIntegrationTest.java

@@ -115,7 +115,18 @@ abstract class OtlpExporterIntegrationTest {
   private static final AttributeKey<String> SERVICE_NAME = AttributeKey.stringKey("service.name");
 
   private static final String COLLECTOR_IMAGE =
-      "ghcr.io/open-telemetry/opentelemetry-java/otel-collector";
+      "ghcr.io/open-telemetry/opentelemetry-java/otel-collector" + collectorVersion();
+
+  private static String collectorVersion() {
+    String otelCollectorVersion = System.getenv("OTEL_COLLECTOR_VERSION");
+    if (otelCollectorVersion != null) {
+      // strip the leading 'v'
+      return ":" + otelCollectorVersion.substring(1);
+    }
+    // Default to latest if not set
+    return ":latest";
+  }
+
   private static final Integer COLLECTOR_OTLP_GRPC_PORT = 4317;
   private static final Integer COLLECTOR_OTLP_HTTP_PORT = 4318;
   private static final Integer COLLECTOR_OTLP_GRPC_MTLS_PORT = 5317;