Add docker-trinity-beacon-image-build-test CI job

.circleci/config.yml

@@ -373,13 +373,20 @@ jobs:
         environment:
           TOXENV: py37-eth2-components
 
-  docker-image-build-test:
+  docker-trinity-image-build-test:
     machine: true
     steps:
       - checkout
       - run: docker build -t ethereum/trinity:test-build -f ./docker/Dockerfile .
       - run: docker run ethereum/trinity:test-build --help
 
+  docker-trinity-beacon-image-build-test:
+    machine: true
+    steps:
+      - checkout
+      - run: docker build -t ethereum/trinity-beacon:test-build -f ./docker/beacon.Dockerfile .
+      - run: docker run ethereum/trinity-beacon:test-build --help
+
 workflows:
   version: 2
   test:
@@ -434,4 +441,5 @@ workflows:
       - py37-lint
       - py37-lint-eth2
 
-      - docker-image-build-test
+      - docker-trinity-image-build-test
+      - docker-trinity-beacon-image-build-test

docker/beacon.Dockerfile

@@ -1,19 +1,18 @@
 FROM python:3.7
-
+# Set up code directory
 RUN mkdir -p /usr/src/app
 WORKDIR /usr/src/app
 
 # Install deps
 RUN apt-get update
 RUN apt-get -y install libsnappy-dev gcc g++ cmake
 
-ARG GITREF=interop
-
 RUN git clone https://github.com/ethereum/trinity.git .
-RUN git checkout $GITREF
-RUN pip install -e .[dev] --no-cache-dir
+RUN pip install -e .[eth2-dev] --no-cache-dir
 RUN pip install -U trinity --no-cache-dir
 
+RUN echo "Type \`trinity-beacon\` to boot or \`trinity-beacon --help\` for an overview of commands"
+
 EXPOSE 30303 30303/udp
 # Trinity shutdowns aren't yet solid enough to avoid the fix-unclean-shutdown
-ENTRYPOINT trinity $EXTRA_OPTS fix-unclean-shutdown && trinity-beacon $EXTRA_OPTS
+ENTRYPOINT ["trinity-beacon"]