cnbapplifecycle

Lifecycle that produces Cloud Foundry droplets using Cloud Native Buildpacks.

Builder

Flag(s)	Type	Description	Default
`-b`, `--buildpacks`	`[]string`	buildpacks to use
`--system-buildpacks-dir`	`string`	directory where system buildpacks are located	`/tmp/buildpacks`
`-d`, `--droplet`	`string`	output droplet file	`/tmp/droplet`
`-r`, `--result`	`string`	result file	`/tmp/result.json`
`-w`, `--workspaceDir`	`string`	app workspace dir	`/home/vcap/workspace`
`-l`, `--layers`	`string`	layers dir	`/home/vcap/layers`
`--pass-env-var`	`[]string`	environment variable(s) to pass to buildpacks
`-c`, `--cache-dir`	`string`	cache dir	`/tmp/cache`
`--cache-output`	`string`	cache output	`/tmp/cache-output.tgz`
`--auto-detect`	`bool`	run auto-detection with the provided buildpacks	`false`

Metadata

Example

{
  "lifecycle_metadata": {
    "buildpacks": [
      {
        "key": "paketo-buildpacks/node-engine",
        "name": "paketo-buildpacks/node-engine@3.2.1",
        "version": "3.2.1"
      },
      {
        "key": "paketo-buildpacks/npm-install",
        "name": "paketo-buildpacks/npm-install@1.5.0",
        "version": "1.5.0"
      },
      {
        "key": "paketo-buildpacks/node-start",
        "name": "paketo-buildpacks/node-start@1.1.5",
        "version": "1.1.5"
      },
      {
        "key": "paketo-buildpacks/npm-start",
        "name": "paketo-buildpacks/npm-start@1.0.17",
        "version": "1.0.17"
      }
    ]
  },
  "process_types": { "web": "sh /home/vcap/workspace/start.sh" },
  "execution_metadata": "",
  "lifecycle_type": "cnb"
}

Launcher

Reads config/metadata.toml from CNB_LAYERS_DIR (default /home/vcap/layers) and launches the application using the Cloud Native Buildpacks launcher.