.gitlab-ci.yml

stages:
  - test
  - postprocess

rust builder:
  stage: test
  image: docker:stable
  variables:
    CONTAINER_NAME: registry.gitlab.com/PASTE_IN_PROJECT_PATH_HERE/builder:$CI_COMMIT_REF_SLUG
  before_script:
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
  script:
    - docker build -t $CONTAINER_NAME --build-arg GITLAB_SSH_REPLACMENT_URL="https://gitlab-ci-token:${CI_JOB_TOKEN}@gitlab.com/" -f .ci/rust-builder/Dockerfile .
    - docker push $CONTAINER_NAME
  only:
    - /^rust-builder-.*$/i

.cargo-job: &cargo
  image: registry.gitlab.com/PASTE_IN_PROJECT_PATH_HERE/builder:rust-builder-2019-12-03
  variables:
    CARGO_INCREMENTAL: "0"
  before_script:
    - export PATH="$CARGO_HOME/bin:$PATH"
    # for internal git dependencies:
    - export CARGO_NET_GIT_FETCH_WITH_CLI=true
    - rm ~/.gitconfig && git config --global url."https://gitlab-ci-token:${CI_JOB_TOKEN}@gitlab.com/".insteadOf "ssh://git@gitlab.com/"
  except:
    - /^(\w+)-builder-.*$/i

build and test:
  <<: *cargo
  stage: test
  script:
    - cargo build --release --all --verbose
    - cargo test --release --all --verbose
    - |
      mkdir -pv dist && \
      ls src/bin/ | xargs -I _ basename _ .rs | xargs -I _ cp /cargo/global-target/release/_ dist/
  artifacts:
    expire_in: 2 weeks
    paths:
      - dist/

pretty:
  <<: *cargo
  stage: postprocess
  allow_failure: true
  script:
    - cargo fmt -- --check

petty:
  <<: *cargo
  stage: postprocess
  script:
    - cargo clippy --all

Dockerfile

# NOTE: Build this with the context set to a directory that contains a cargo package!
#
# E.g.:
#
#     docker build -t test -f .ci/rust-builder/Dockerfile .

FROM rust:1.39.0

# general system dependencies
RUN apt update && \
    apt install -y cmake unzip python-pip && \
    rm -rf /var/lib/apt/lists/*

# additional rust components
RUN rustup component add rustfmt && rustup component add clippy

RUN mkdir /cargo
ENV CARGO_HOME="/cargo" CARGO_TARGET_DIR="/cargo/global-target" CARGO_INCREMENTAL=0

ADD . /repo-cache

ARG GITLAB_SSH_REPLACMENT_URL
RUN test -n "$GITLAB_SSH_REPLACMENT_URL" && (echo "replacing gitlab ssh url" && git config --global url.$GITLAB_SSH_REPLACMENT_URL.insteadOf "ssh://git@gitlab.com/")

RUN cargo build --release --all --all-targets --manifest-path=/repo-cache/Cargo.toml
RUN cargo clippy --all --all-targets --manifest-path=/repo-cache/Cargo.toml