nix-gitlab-ci/lib/utils.nix

{pkgs, ...}: {
  commitAndPushFiles = {
    message,
    files ? [],
  }: jobArgs:
    jobArgs
    // {
      before_script =
        (jobArgs.before_script or [])
        ++ [
          # sh
          ''
            echo -e "\\e[0Ksection_start:`date +%s`:commit_setup[collapsed=true]\\r\\e[0KSetting up commitAndPushFiles"
              eval "$(ssh-agent -s)" >/dev/null;
              mkdir -p ~/.ssh; touch ~/.ssh/known_hosts;
              ssh-keyscan -t rsa $CI_SERVER_HOST >> ~/.ssh/known_hosts;
              echo "$GIT_SSH_PRIV_KEY" | tr -d '\r' | ssh-add - >/dev/null;
              git config --global user.email "$GIT_EMAIL" >/dev/null;
              git config --global user.name "$GIT_NAME" >/dev/null;
              export CI_PUSH_REPO=`echo $CI_REPOSITORY_URL | sed -e "s|.*@\(.*\)|git@\1|" -e "s|/|:|"`;
              git remote rm origin && git remote add origin ''${CI_PUSH_REPO}
            echo -e "\\e[0Ksection_end:`date +%s`:commit_setup\\r\\e[0K"
          ''
        ];
      script = let
        addScript =
          if builtins.length files == 0
          then ""
          else "git add ${builtins.concatStringsSep " " files}";
      in
        (jobArgs.script or [])
        ++ [
          # sh
          ''
            echo -e "\\e[0Ksection_start:`date +%s`:commit[collapsed=true]\\r\\e[0KCommiting & pushing changes if necessary"
              ${addScript}
              git diff --cached --exit-code >/dev/null &&
                echo "Nothing to commit" ||
                git commit -m "${message}" --no-verify;
              git push --tags origin ''${GIT_SOURCE_REF:-HEAD}:''${GIT_TARGET_REF:-$CI_COMMIT_REF_NAME} -o ci.skip
            echo -e "\\e[0Ksection_end:`date +%s`:commit\\r\\e[0K"
          ''
        ];
      nix.deps = (jobArgs.nix.deps or []) ++ [pkgs.openssh pkgs.gitMinimal pkgs.gnused];
    };
}