stages:
  - ci
  - artifacts

variables:
  # Makes some things print in color
  TERM: ansi

before_script:
  # Enable nix-command and flakes
  - if command -v nix > /dev/null; then echo "experimental-features = nix-command flakes" >> /etc/nix/nix.conf; fi

  # Add our own binary cache
  - if command -v nix > /dev/null; then echo "extra-substituters = https://nix.computer.surgery/conduit" >> /etc/nix/nix.conf; fi
  - if command -v nix > /dev/null; then echo "extra-trusted-public-keys = conduit:ZGAf6P6LhNvnoJJ3Me3PRg7tlLSrPxcQ2RiE5LIppjo=" >> /etc/nix/nix.conf; fi

  # Add crane binary cache
  - if command -v nix > /dev/null; then echo "extra-substituters = https://crane.cachix.org" >> /etc/nix/nix.conf; fi
  - if command -v nix > /dev/null; then echo "extra-trusted-public-keys = crane.cachix.org-1:8Scfpmn9w+hGdXH/Q9tTLiYAE/2dnJYRJP7kl80GuRk=" >> /etc/nix/nix.conf; fi

  # Add nix-community binary cache
  - if command -v nix > /dev/null; then echo "extra-substituters = https://nix-community.cachix.org" >> /etc/nix/nix.conf; fi
  - if command -v nix > /dev/null; then echo "extra-trusted-public-keys = nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=" >> /etc/nix/nix.conf; fi

  # Install direnv and nix-direnv
  - if command -v nix > /dev/null; then nix-env -iA nixpkgs.direnv nixpkgs.nix-direnv; fi

  # Allow .envrc
  - if command -v nix > /dev/null; then direnv allow; fi

  # Set CARGO_HOME to a cacheable path
  - export CARGO_HOME="$(git rev-parse --show-toplevel)/.gitlab-ci.d/cargo"

ci:
  stage: ci
  image: nixos/nix:2.19.2
  script:
    - direnv exec . engage
  cache:
    key: nix
    paths:
      - target
      - .gitlab-ci.d

static:x86_64-unknown-linux-musl:
  stage: artifacts
  image: nixos/nix:2.19.2
  script:
    # Push artifacts and build requirements to binary cache
    - ./bin/nix-build-and-cache .#static-x86_64-unknown-linux-musl

    # Make the output less difficult to find
    - cp result/bin/conduit conduit
  artifacts:
    paths:
      - conduit

static:aarch64-unknown-linux-musl:
  stage: artifacts
  image: nixos/nix:2.19.2
  script:
    # Push artifacts and build requirements to binary cache
    - ./bin/nix-build-and-cache .#static-aarch64-unknown-linux-musl

    # Make the output less difficult to find
    - cp result/bin/conduit conduit
  artifacts:
    paths:
      - conduit

oci-image:x86_64-unknown-linux-gnu:
  stage: artifacts
  image: nixos/nix:2.19.2
  script:
    # Push artifacts and build requirements to binary cache
    #
    # Since the OCI image package is based on the binary package, this has the
    # fun side effect of uploading the normal binary too. Conduit users who are
    # deploying with Nix can leverage this fact by adding our binary cache to
    # their systems.
    - ./bin/nix-build-and-cache .#oci-image

    # Make the output less difficult to find
    - cp result oci-image.tar.gz
  artifacts:
    paths:
      - oci-image.tar.gz

oci-image:aarch64-unknown-linux-musl:
  stage: artifacts
  needs:
    # Wait for the static binary job to finish before starting so we don't have
    # to build that twice for no reason
    - static:aarch64-unknown-linux-musl
  image: nixos/nix:2.19.2
  script:
    # Push artifacts and build requirements to binary cache
    - ./bin/nix-build-and-cache .#oci-image-aarch64-unknown-linux-musl

    # Make the output less difficult to find
    - cp result oci-image.tar.gz
  artifacts:
    paths:
      - oci-image.tar.gz

debian:x86_64-unknown-linux-gnu:
  stage: artifacts
  # See also `rust-toolchain.toml`
  image: rust:1.70.0
  script:
    - apt-get update && apt-get install -y --no-install-recommends libclang-dev
    - cargo install cargo-deb
    - cargo deb

    # Make the output less difficult to find
    - mv target/debian/*.deb conduit.deb
  artifacts:
    paths:
      - conduit.deb
  cache:
    key: debian
    paths:
      - target
      - .gitlab-ci.d