process-package

name	process-package
description	Retrieve the CWL application package definition for a deployed process. Returns the complete Common Workflow Language document describing the process implementation. Use when you need to inspect, version control, or replicate process definitions.
license	Apache-2.0
compatibility	Requires Weaver API access.
metadata	{"author":"fmigneault"}

Get Process Package

Retrieve the CWL application package definition for a deployed process.

When to Use

• Inspecting process implementation details
• Version controlling process definitions
• Replicating processes to other Weaver instances
• Debugging process execution issues
• Understanding process requirements and dependencies

Parameters

Required

• process_id (string): Process identifier

Optional

• provider (string): Provider for remote processes
• output (file path): Save package to file

CLI Usage

# View package in console
weaver package -u $WEAVER_URL -p my-process

# Save to file
weaver package -u $WEAVER_URL -p my-process -o process-package.cwl

# Get package from remote provider
weaver package -u $WEAVER_URL -P my-provider -p remote-process -o remote.cwl

Python Usage

from weaver.cli import WeaverClient

client = WeaverClient(url="https://weaver.example.com")

# Get package
package = client.package(process_id="my-process")

print(package.body)  # CWL document

# Save to file
with open("process.cwl", "w") as f:
    import yaml
    yaml.dump(package.body, f)

API Request

GET /processes/my-process/package
Accept: application/cwl+yaml

Returns

CWL application package in YAML or JSON format:

cwlVersion: v1.2
class: CommandLineTool
baseCommand: process-command
inputs:
  input1:
    type: File
    inputBinding:
      position: 1
outputs:
  output1:
    type: File
    outputBinding:
      glob: "*.out"
requirements:
  DockerRequirement:
    dockerPull: myimage:latest

Error Handling

• 404 Not Found: Process does not exist
• 403 Forbidden: Insufficient permissions

Related Skills

• process-deploy - Deploy CWL package
• process-describe - Get process metadata
• job-execute - Run the process

Documentation

• Process Package
• CWL Specification
• CLI Reference