workflow-cli/parser/volumes.go at ecfadb7203580a8acb82ff8cce6122fa45752a69 · drycc/workflow-cli · GitHub

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package parser

import (
	docopt "github.com/docopt/docopt-go"
	"github.com/drycc/workflow-cli/cmd"
)

// Volumes commands to their specific function.
func Volumes(argv []string, cmdr cmd.Commander) error {
	usage := `
Valid commands for volumes:

volumes:create           create a volume for the application
volumes:list             list volumes in the application
volumes:delete           delete a volume from the application
volumes:mount            mount a volume to process of the application
volumes:unmount          unmount a volume from process of the application

Use 'drycc help [command]' to learn more.
`

	switch argv[0] {
	case "volumes:create":
		return volumesCreate(argv, cmdr)
	case "volumes:list":
		return volumesList(argv, cmdr)
	case "volumes:delete":
		return volumesDelete(argv, cmdr)
	case "volumes:mount":
		return volumesMount(argv, cmdr)
	case "volumes:unmount":
		return volumesUnmount(argv, cmdr)
	default:
		if printHelp(argv, usage) {
			return nil
		}

		if argv[0] == "volumes" {
			argv[0] = "volumes:list"
			return volumesList(argv, cmdr)
		}

		PrintUsage(cmdr)
		return nil
	}
}

func volumesCreate(argv []string, cmdr cmd.Commander) error {
	usage := `
Create a volume for the application.

Usage: drycc volumes:create <name> <size> [options]

Arguments:
  <name>
    the volume name.
  <size>
    the volume size, such as '500M'.

Options:
  -a --app=<app>
    the uniquely identifiable name for the application.
`

	args, err := docopt.Parse(usage, argv, true, "", false, true)

	if err != nil {
		return err
	}

	app := safeGetValue(args, "--app")
	name := safeGetValue(args, "<name>")
	size := safeGetValue(args, "<size>")

	return cmdr.VolumesCreate(app, name, size)
}

func volumesList(argv []string, cmdr cmd.Commander) error {
	usage := `
List volumes in the application.

Usage: drycc volumes:list [options]

Options:
  -a --app=<app>
    the uniquely identifiable name for the application.
  -l --limit=<num>
    the maximum number of results to display, defaults to config setting
`

	args, err := docopt.Parse(usage, argv, true, "", false, true)

	if err != nil {
		return err
	}

	results, err := responseLimit(safeGetValue(args, "--limit"))

	if err != nil {
		return err
	}
	app := safeGetValue(args, "--app")

	return cmdr.VolumesList(app, results)
}

func volumesDelete(argv []string, cmdr cmd.Commander) error {

	usage := `
Delete a volume from the application.

Usage: drycc volumes:delete <name> [options]

Arguments:
  <name>
    the volume name to be removed.

Options:
  -a --app=<app>
    the uniquely identifiable name for the application.
`

	args, err := docopt.Parse(usage, argv, true, "", false, true)

	if err != nil {
		return err
	}

	app := safeGetValue(args, "--app")
	name := safeGetValue(args, "<name>")

	return cmdr.VolumesDelete(app, name)
}

func volumesMount(argv []string, cmdr cmd.Commander) error {
	usage := `
Mount a volume for an application.

Usage: drycc volumes:mount <name> <type>=<path>... [options]

Arguments:
  <name>
    the volume name.
  <type>
    the process name as defined in your Procfile, such as 'web' or 'worker'.
    Note that Dockerfile apps have a default 'cmd' process type.
  <path>
    the filesystem path.

Options:
  -a --app=<app>
    the uniquely identifiable name for the application.
`

	args, err := docopt.Parse(usage, argv, true, "", false, true)

	if err != nil {
		return err
	}

	app := safeGetValue(args, "--app")
	name := safeGetValue(args, "<name>")

	return cmdr.VolumesMount(app, name, args["<type>=<path>"].([]string))
}

func volumesUnmount(argv []string, cmdr cmd.Commander) error {
	usage := `
Unmount a volume for an application.

Usage: drycc volumes:unmount <name> <type>... [options]

Arguments:
  <name>
    the volume name.
  <type>
    the process name as defined in your Procfile, such as 'web' or 'worker'.
    Note that Dockerfile apps have a default 'cmd' process type.

Options:
  -a --app=<app>
    the uniquely identifiable name for the application.
`
	args, err := docopt.Parse(usage, argv, true, "", false, true)

	if err != nil {
		return err
	}

	app := safeGetValue(args, "--app")
	name := safeGetValue(args, "<name>")

	return cmdr.VolumesUnmount(app, name, args["<type>"].([]string))
}