Foreman Installer dependencies

graph.py

#!/usr/bin/env python3

import argparse
import json


def normalize_name(module):
    full_name = module.replace('-', '/', 1).lower()
    author, name = full_name.split('/', 1)
    return name if author in ('theforeman', 'katello') else full_name


def handle_metadata(metadata):
    data = json.load(metadata)

    name = normalize_name(data['name'])
    dependencies = data.get('dependencies', [])

    for dependency in dependencies:
        dep_name = normalize_name(dependency['name'])
        if dep_name not in ('puppetlabs/concat', 'puppetlabs/stdlib', 'puppet/extlib'):
            yield name, dep_name, None


def main():
    parser = argparse.ArgumentParser()
    parser.add_argument('metadata', nargs='+', type=argparse.FileType('r'))

    args = parser.parse_args()

    print('digraph "module dependencies" {')
    for metadata in args.metadata:
        for module, dependency, label in handle_metadata(metadata):
            if label:
                print('    "{module}" -> "{dependency}" [label="{label}"]'.format(
                    module=module, dependency=dependency, label=label))
            else:
                print('    "{module}" -> "{dependency}"'.format(
                    module=module, dependency=dependency))
    print('}')


if __name__ == '__main__':
    main()

installer-brief.dot

digraph "module dependencies" {
    "candlepin" -> "puppetlabs/postgresql"
    "candlepin" -> "qpid"
    "certs" -> "jlambert121/trusted_ca"
    "dhcp" -> "camptocamp/systemd"
    "foreman" -> "puppetlabs/apache"
    "foreman" -> "puppetlabs/apt"
    "foreman" -> "puppetlabs/postgresql"
    "foreman_proxy_content" -> "puppetlabs/apache"
    "foreman_proxy_content" -> "foreman_proxy"
    "foreman_proxy_content" -> "pulp"
    "foreman_proxy_content" -> "qpid"
    "foreman_proxy_content" -> "certs"
    "foreman_proxy" -> "dns"
    "foreman_proxy" -> "dhcp"
    "foreman_proxy" -> "foreman"
    "foreman_proxy" -> "puppet"
    "foreman_proxy" -> "tftp"
    "foreman_proxy" -> "richardc/datacat"
    "katello" -> "puppetlabs/apache"
    "katello" -> "candlepin"
    "katello" -> "certs"
    "katello" -> "pulp"
    "katello" -> "qpid"
    "katello" -> "foreman"
    "pulp" -> "puppetlabs/apache"
    "pulp" -> "puppet/mongodb"
    "pulp" -> "qpid"
    "pulp" -> "thias/squid3"
    "puppet" -> "puppetlabs/apache"
    "puppet" -> "puppetlabs/hocon"
    "qpid" -> "camptocamp/systemd"
    "tftp" -> "puppetlabs/xinetd"
}

installer-local.dot

digraph "module dependencies" {
    "candlepin" -> "qpid"
    "foreman_proxy_content" -> "foreman_proxy"
    "foreman_proxy_content" -> "pulp"
    "foreman_proxy_content" -> "qpid"
    "foreman_proxy_content" -> "certs"
    "foreman_proxy" -> "dns"
    "foreman_proxy" -> "dhcp"
    "foreman_proxy" -> "foreman"
    "foreman_proxy" -> "puppet"
    "foreman_proxy" -> "tftp"
    "katello" -> "candlepin"
    "katello" -> "certs"
    "katello" -> "pulp"
    "katello" -> "qpid"
    "katello" -> "foreman"
    "pulp" -> "qpid"
}