Publish a docker image containing Java autoinstrumentation files. (#475)

* Publish a docker image containing Java autoinstrumentation files.

* Push to anuraaga temporarily

* Push to open-telemetry

* Allow yaml files for autoinstrumentation to be grouped together

* Add reference to java instrumentation version for use in operator

* Quay

.github/workflows/publish-autoinstrumentation-java.yaml

@@ -0,0 +1,44 @@
+name: "Publish Java Auto-Instrumentation"
+
+on:
+  push:
+    paths:
+      - 'autoinstrumentation/java/**'
+      - '.github/workflows/publish-autoinstrumentation-java.yaml'
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  publish:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2.3.5
+
+      - name: Read version
+        run: echo "VERSION=$(cat autoinstrumentation/java/version.txt)" >> $GITHUB_ENV
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v3.6.0
+        with:
+          images: quay.io/opentelemetry/opentelemetry-operator-autoinstrumentation-java
+          tags: |
+            type=match,pattern=v(.*),group=1,value=v${{ env.VERSION }}
+
+      - name: Login to Quay
+        uses: docker/login-action@v1.10.0
+        with:
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password: ${{ secrets.QUAY_PASSWORD }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v2.7.0
+        with:
+          context: autoinstrumentation/java
+          push: true
+          build-args: version=${{ env.VERSION }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

autoinstrumentation/java/Dockerfile

@@ -0,0 +1,5 @@
+FROM busybox
+
+ARG version
+
+ADD https://github.com/open-telemetry/opentelemetry-java-instrumentation/releases/download/v$version/opentelemetry-javaagent.jar /javaagent.jar

autoinstrumentation/java/version.txt

@@ -0,0 +1 @@
+1.7.0

versions.txt

@@ -9,3 +9,7 @@ operator=0.37.1
 
 # Represents the current release of the Target Allocator.
 targetallocator=0.1.0
+
+# Represents the current release of Java instrumentation.
+# Should match autoinstrumentation/java/version.txt
+autoinstrumentation-java=1.7.0