action.yaml

name: Visualize google cloud build graph
description: Create a graph of google cloud build steps by gcb-visualizer
inputs:
  gcb-visualizer-version:
    description: 'The version of https://github.com/RyanSiu1995/gcb-visualizer, starts with "v"'
    required: false
    default: v1.0.1
  search-directories:
    description: 'Comma separated list of dictionaries that cloudbuild.yaml files are searched'
    required: false
    default: .
  filename-find-pattern:
    description: 'Custom pattern for the "cloudbuild.yaml" file name. This value is used as a parameter of `find -name`. See: https://man7.org/linux/man-pages/man1/find.1.html'
    required: false
    default: cloudbuild.yaml
  output-directory-relative-path:
    description: 'Output directory of the output visualized image files. This value is used as a relative path from the path of the directory of the cloudbuild.yaml'
    required: false
    default: images
  output-filetype: 
    description: 'The file extension of the output visualized image files. See https://github.com/RyanSiu1995/gcb-visualizer#current-features to check available options'
    required: false
    default: png

runs:
  using: "composite"
  steps:
    - shell: bash
      name: Install gcb-visualizer
      env:
        GCB_VISUALIZER_VERSION: "${{ inputs.gcb-visualizer-version}}"
      run: |
        set -o errexit
        curl -L "https://github.com/RyanSiu1995/gcb-visualizer/releases/download/${GCB_VISUALIZER_VERSION}/gcb-visualizer.ubuntu.zip" -o /tmp/gcb-visualizer.ubuntu.zip
        unzip /tmp/gcb-visualizer.ubuntu.zip -d /tmp
    - shell: bash
      name: run gcb-visualizer
      env:
        SEARCH_DIRECTORIES: "${{ inputs.search-directories }}"
        FILENAME_FIND_PATTERN: "${{ inputs.filename-find-pattern }}"
        OUTPUT_DIRECTORY_RELATIVE_PATH: "${{ inputs.output-directory-relative-path }}"
        OUTPUT_FILETYPE: "${{ inputs.output-filetype }}"
      run: |
        set -o errexit
        dirs=(${SEARCH_DIRECTORIES//,/ })
        for dir in ${dirs[@]}
        do
          for srcpath in $(find "$dir" -name "$FILENAME_FIND_PATTERN")
          do
            destdir="$(dirname $srcpath)/${OUTPUT_DIRECTORY_RELATIVE_PATH}"
            destpath="$destdir/$(basename $srcpath).${OUTPUT_FILETYPE}"
            mkdir -p $destdir
            echo "Visualize '$srcpath' as an image '$destpath'" 2>&1
            /tmp/gcb-visualizer visualize $srcpath -o $destpath
          done
        done