envsubst/cloudbuild.yaml

# In this directory, run the following command to build this builder.
# $ gcloud builds submit . --config=cloudbuild.yaml
steps:
- name: 'gcr.io/cloud-builders/docker'
  dir: ${_BUILD_DIRECTORY}
  args: ['build', '--tag=gcr.io/${PROJECT_ID}/envsubst', '.']
- name: 'gcr.io/${PROJECT_ID}/envsubst'
  dir: ${_BUILD_DIRECTORY}
  env: ["MARS_COLOR=Red"]
  args: ['-e', 'test.env', 'test.txt']
- name: alpine
  dir: ${_BUILD_DIRECTORY}
  args: [cat, 'test.txt']
- name: alpine
  dir: ${_BUILD_DIRECTORY}
  entrypoint: sh
  args: ['-c', '[[ "$(cat test.txt)" == "Mars is Red and Neptune is Blue" ]]']
- name: 'gcr.io/${PROJECT_ID}/envsubst'
  dir: ${_BUILD_DIRECTORY}
  env: ["MARS_COLOR=Red"]
  args: ['-e', 'test.env', '-s', "'$${MARS_COLOR} $${NEPTUNE_COLOR}'", '**/test-shellformat.txt']
- name: alpine
  dir: ${_BUILD_DIRECTORY}
  args: [cat, 'test-shellformat.txt']
- name: alpine
  dir: ${_BUILD_DIRECTORY}
  args: [cat, 'test-globstar/test-shellformat.txt']
- name: alpine
  dir: ${_BUILD_DIRECTORY}
  entrypoint: sh
  args: ['-c', '[[ "$(cat test-shellformat.txt)" == ''Mars is Red, Neptune is Blue and Saturn is $${YELLOW}'' ]]']
- name: alpine
  dir: ${_BUILD_DIRECTORY}
  entrypoint: sh
  args: ['-c', '[[ "$(cat test-globstar/test-shellformat.txt)" == ''Mars is Red, Neptune is Blue and Saturn is $${YELLOW}'' ]]']

images:
- 'gcr.io/${PROJECT_ID}/envsubst:latest'

tags:
- 'cloud-builders-community'
- 'envsubst'

substitutions:
  _BUILD_DIRECTORY: "./" #set to envsubst to run in a trigger