Publish javaagent docker image (#194)

* Publish image with javaagent

Signed-off-by: Pavol Loffay <[email protected]>

* Use make

Signed-off-by: Pavol Loffay <[email protected]>

* fix make

Signed-off-by: Pavol Loffay <[email protected]>

Author: pavolloffay

.circleci/config.yml

@@ -70,6 +70,7 @@ jobs:
       - setup_build_environment
       - run: echo "Releasing version" && ./gradlew printVersion
       - run: ./gradlew publish
+      - run: DOCKER_TAG=${CIRCLE_TAG} make docker docker-push
       - run:
           name: "Copy artifacts to workspace"
           command: |

Makefile

@@ -1,3 +1,9 @@
+DOCKER_IMAGE ?= hypertrace/javaagent
+DOCKER_TAG ?= latest
+
+.PHONY: assemble
+assemble:
+	./gradlew assemble --stacktrace
 
 .PHONY: build
 build:
@@ -13,6 +19,14 @@ muzzle:
     # for injecting helper classes from the same packages as instrumentations
 	./gradlew muzzle --no-daemon
 
+.PHONY: docker
+docker: assemble
+	docker build -f javaagent/Dockerfile javaagent/ -t ${DOCKER_IMAGE}:${DOCKER_TAG}
+
+.PHONY: docker-push
+docker-push:
+	docker push ${DOCKER_IMAGE}:${DOCKER_TAG}
+
 .PHONY: test
 test:
 	./gradlew check

javaagent/Dockerfile

@@ -0,0 +1,18 @@
+# This is a dockerfile that contains the Hypertrace javaagent.
+# This image can be used to get the javaagent into app images or
+# as Kubernetes init container to copy the javaagent into the volume mounted into the
+# application container.
+
+FROM hypertrace/java:11
+
+LABEL maintainer="Hypertrace 'https://www.hypertrace.org/'"
+
+ENV JAVAAGENT=/opt/hypertrace/hypertrace-agent-all.jar
+COPY build/libs/hypertrace-agent-*-all.jar ${JAVAAGENT}
+
+# The following binaries are used by sidecar injector
+# This statement tests if they exists in the image
+RUN which base64
+
+# env vars are not interpreted
+CMD ["/opt/hypertrace/hypertrace-agent-all.jar"]