Dockerize Rover

.circleci/config.yml

@@ -212,6 +212,7 @@ jobs:
       - compute_checksums
       - gh_release
       - npm_publish
+      - docker_release
 
 # reusable command snippets can be referred to in any `steps` object
 commands:
@@ -492,3 +493,38 @@ commands:
             - run:
                 name: Publish to npm (beta)
                 command: cd << parameters.npm_dir >> && npm publish --tag beta << parameters.options >>
+
+  docker_release:
+    steps:
+      - unless:
+          condition: << pipeline.git.tag >>
+          steps:
+            - exec_docker_release:
+                options: ""
+                release_tag: << pipeline.git.branch >>
+      - when:
+          condition: << pipeline.git.tag >>
+          steps:
+            - exec_docker_release
+
+  exec_docker_release:
+    parameters:
+      options:
+        type: string
+        default: ""
+      release_tag:
+        type: string
+        default: << pipeline.git.tag >>
+      rover_tag:
+        type: string
+        default: ghcr.io/apollographql/rover
+    steps:
+      - run:
+          name: Build image
+          command: docker build --build-arg ROVER_RELEASE=<< parameters.release_tag >> -f dockerfiles/Dockerfile.rover -t << parameters.rover_tag >>:<< parameters.release_tag >> .
+      - run:
+          name: Login
+          command: echo ${GITHUB_DOCKER_TOKEN} | docker login ghcr.io -u garypen --password-stdin
+      - run:
+          name: Push image
+          command: docker push << parameters.rover_tag >>:<< parameters.release_tag >>

dockerfiles/Dockerfile.rover

@@ -0,0 +1,33 @@
+# Build is required to extract the release files
+FROM --platform=linux/amd64 alpine:latest AS build
+
+# Rover release version
+ARG ROVER_RELEASE
+
+# Install packages
+RUN apk add zlib-dev musl-dev
+
+# Pull rover release from GH
+ADD https://github.com/apollographql/rover/releases/download/v${ROVER_RELEASE}/rover-v${ROVER_RELEASE}-x86_64-unknown-linux-gnu.tar.gz /tmp/rover.tar.gz
+
+WORKDIR /tmp
+
+# rover.tar.gz extracts to "dist"
+RUN tar xvzf rover.tar.gz -C /
+
+# Final image uses distroless
+FROM --platform=linux/amd64 gcr.io/distroless/cc-debian11
+
+LABEL org.opencontainers.image.authors="ApolloGraphQL https://github.com/apollographql/rover"
+
+# Copy required shared libraries
+COPY --from=build /lib/libz.so.1 /lib/x86_64-linux-gnu/
+COPY --from=build /lib/libc.musl-x86_64.so.1 /lib/x86_64-linux-gnu/
+
+# Copy in the extracted/created files
+COPY --from=build --chown=root:root /dist /dist
+
+WORKDIR /dist
+
+# Default executable is the rover
+ENTRYPOINT ["./rover"]