mirror of
https://github.com/runcitadel/core.git
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128 lines
4.6 KiB
Python
Executable File
128 lines
4.6 KiB
Python
Executable File
#!/usr/bin/env python3
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# SPDX-FileCopyrightText: 2021-2022 Citadel and contributors
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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import yaml
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import os
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import argparse
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# Print an error if user is not root
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if os.getuid() != 0:
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print('This script must be run as root!')
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exit(1)
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# The directory with this script
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scriptDir = os.path.dirname(os.path.realpath(__file__))
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nodeRoot = os.path.join(scriptDir, "..")
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parser = argparse.ArgumentParser(description="Manage services on your Citadel")
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parser.add_argument('action', help='What to do with the service.', choices=["set", "uninstall", "setup"])
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parser.add_argument('--verbose', '-v', action='store_true')
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parser.add_argument(
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'service', help='The service to perform an action on.', nargs='?')
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parser.add_argument(
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'implementation', help='The service to perform an action on.', nargs='?')
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args = parser.parse_args()
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# Function to install a service
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# To install it, read the service's YAML file (nodeRoot/services/name.yml) and add it to the main compose file (nodeRoot/docker-compose.yml)
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def setService(name, implementation):
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# Get all available services
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services = next(os.walk(os.path.join(nodeRoot, "services")))[1]
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if not name in services:
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print("\"{}\" is not a valid service.".format(name))
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exit(1)
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# Get all available implementations
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implementations = next(os.walk(os.path.join(nodeRoot, "services", name)), (None, None, []))[2]
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implementations = [x.split('.')[0] for x in implementations]
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if not implementation in implementations:
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print("\"{}\" is not a valid implementation.".format(implementation))
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exit(1)
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# Read the YAML file
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with open(os.path.join(nodeRoot, "services", name, implementation + ".yml"), 'r') as stream:
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service = yaml.safe_load(stream)
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# Read the main compose file
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with open(os.path.join(nodeRoot, "docker-compose.yml"), 'r') as stream:
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compose = yaml.safe_load(stream)
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# Add the service to the main compose file
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compose['services'].update(service)
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# Write the main compose file
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with open(os.path.join(nodeRoot, "docker-compose.yml"), 'w') as stream:
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yaml.dump(compose, stream, sort_keys=False)
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# Save the service name in nodeRoot/services/installed.json, which is a JSON file with a list of installed services
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# If the file doesn't exist, put [] in it, then run the code below
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try:
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with open(os.path.join(nodeRoot, "services", "installed.yml"), 'r') as stream:
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installed = yaml.safe_load(stream)
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except FileNotFoundError:
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installed = {
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"bitcoin": "core"
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}
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installed[name] = implementation
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with open(os.path.join(nodeRoot, "services", "installed.yml"), 'w') as stream:
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yaml.dump(installed, stream, sort_keys=False)
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def uninstallService(name):
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# First check if a service yml definition exists to avoid uninstalling something that can't be installed or isn't supposed to be removed
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if not os.path.isdir(os.path.join(nodeRoot, "services", name)):
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print("Service definition not found, cannot uninstall")
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exit(1)
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# Read the main compose file
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with open(os.path.join(nodeRoot, "docker-compose.yml"), 'r') as stream:
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compose = yaml.safe_load(stream)
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# Remove the service from the main compose file
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try:
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del compose['services'][name]
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except KeyError:
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pass
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# Write the main compose file
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with open(os.path.join(nodeRoot, "docker-compose.yml"), 'w') as stream:
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yaml.dump(compose, stream, sort_keys=False)
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# Save the service name in nodeRoot/services/installed.json, which is a JSON file with a list of installed services
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try:
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with open(os.path.join(nodeRoot, "services", "installed.yml"), 'r') as stream:
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installed = yaml.safe_load(stream)
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except FileNotFoundError:
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installed = {
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"bitcoin": "core"
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}
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try:
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del installed[name]
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except KeyError:
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pass
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with open(os.path.join(nodeRoot, "services", "installed.yml"), 'w') as stream:
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yaml.dump(installed, stream, sort_keys=False)
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# install all services from installed.json
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def installServices():
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try:
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with open(os.path.join(nodeRoot, "services", "installed.yml"), 'r') as stream:
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installed = yaml.safe_load(stream)
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except FileNotFoundError:
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installed = {
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"bitcoin": "core"
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}
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for key, value in installed.items():
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setService(key, value)
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if args.action == "set":
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setService(args.service, args.implementation)
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elif args.action == "uninstall":
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uninstallService(args.service)
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elif args.action == "setup":
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installServices()
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