trigger.yaml

name: trigger

on:
    workflow_call:
        secrets:
            GH_TOKEN:
                required: true
            GITLAB_PROJECT_ID:
                required: true
            GITLAB_TRIGGER_TOKEN:
                required: true
        inputs:
            PROJECT:
                required: false
                type: string
            COMMIT_MESSAGE:
                required: false
                type: string
            GH_REPOSITORY:
                required: false
                type: string

jobs:
    trigger:
        runs-on: ubuntu-latest
        steps:
            -   name: Trigger GitLab pipeline
                run: |
                    REPO_NAME="${GITHUB_REPOSITORY##*/}"
                    if [ -n "${{ inputs.PROJECT }}" ]; then
                        REPO_NAME="${{ inputs.PROJECT }}"
                    fi
                    CURL_CMD=(
                        curl --request POST "https://gitlab.com/api/v4/projects/${GITLAB_PROJECT_ID}/trigger/pipeline"
                            --form token="${GITLAB_TRIGGER_TOKEN}"
                            --form ref="${{ github.ref_name }}"
                            --form "variables[REPOSITORY]=${{ inputs.GH_REPOSITORY }}"
                            --form "variables[PROJECT]=$REPO_NAME"
                            --form "variables[BRANCH]=${{ github.ref_name }}"
                            --form "variables[COMMIT_SHA]=${{ github.sha }}"
                    )

                    if [ -n "${{ inputs.COMMIT_MESSAGE }}" ]; then
                        CURL_CMD+=( --form "variables[COMMIT_MESSAGE]=${{ inputs.COMMIT_MESSAGE }}" )
                    fi

                    "${CURL_CMD[@]}"
                env:
                    GITLAB_PROJECT_ID: ${{ secrets.GITLAB_PROJECT_ID }}
                    GITLAB_TRIGGER_TOKEN: ${{ secrets.GITLAB_TRIGGER_TOKEN }}