Compare commits

...

1 Commits

Author SHA1 Message Date
abf3b69766 add services-s6 2023-12-26 02:43:34 +01:00
3 changed files with 139 additions and 0 deletions

View File

@@ -0,0 +1,101 @@
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# === This file is part of Calamares - <https://github.com/calamares> ===
#
# Copyright 2018-2019, Adriaan de Groot <groot@kde.org>
# Copyright 2019, Artoo <artoo@artixlinux.org>
#
# Calamares is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Calamares is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Calamares. If not, see <http://www.gnu.org/licenses/>.
import libcalamares
from libcalamares.utils import target_env_call, warning
from os.path import exists, join
import gettext
_ = gettext.translation("calamares-python",
localedir=libcalamares.utils.gettext_path(),
languages=libcalamares.utils.gettext_languages(),
fallback=True).gettext
def pretty_name():
return _("Configure s6 services")
class S6Controller:
"""
This is the s6 service controller.
All of its state comes from global storage and the job
configuration at initialization time.
"""
def __init__(self):
self.root = libcalamares.globalstorage.value('rootMountPoint')
self.svDir = libcalamares.job.configuration['svDir']
self.dbDir = libcalamares.job.configuration['dbDir']
self.defaultBundle = libcalamares.job.configuration['defaultBundle']
self.services = dict()
self.services["add"] = libcalamares.job.configuration.get('services', [])
self.services["delete"] = libcalamares.job.configuration.get('disable', [])
def makeBundle(self):
"""
Call s6-rc-bundle with each service listed
in services as arg.
"""
deleteBundles = self.services.get("delete", [])
if deleteBundles:
ec = target_env_call(["s6-rc-bundle", "-c", self.dbDir, "delete", *deleteBundles])
if ec != 0:
warning("Cannot delete {}".format(*deleteBundles))
warning("s6-rc-bundle returned error code {!s}".format(ec))
for svc in self.services.get('add', []):
ec = target_env_call(["s6-rc-db", "-c", self.dbDir, "type", svc])
if ec != 0:
warning("Service {} does not exist.".format(svc))
warning("s6-rc-db returned error code {!s}".format(ec))
else:
ec = target_env_call(["s6-service", "add", self.defaultBundle, svc])
if ec != 0:
warning("Cannot add service {} to {} bundle".format(svc, self.defaultBundle))
warning("s6-service returned error code {!s}".format(ec))
ec = target_env_call(["s6-db-reload", "-r"])
if ec != 0:
warning("Cannot reload service db.")
warning("s6-db-reload returned error code {!s}".format(ec))
def run(self):
"""Run the controller
"""
r = self.makeBundle()
if r is not None:
return r
def run():
"""
Setup services
"""
return S6Controller().run()

View File

@@ -0,0 +1,5 @@
---
type: "job"
name: "services-s6"
interface: "python"
script: "main.py"

View File

@@ -0,0 +1,33 @@
# s6 services module to create a services bundle via s6-rc-bundle in the chroot
#
# Services can be added to default bundle
# Handle disable with care and only use it if absolutely necessary.
#
# if a service is listed in the conf but is not present/detected on the target system,
# it will be ignored and skipped; a warning is logged.
#
---
# services path
svDir: /etc/s6/sv
# database path
dbDir: /etc/s6/rc/compiled
# default bundle name
defaultBundle: default
# services: a list of services to **add** to the default bundle
# disable: a list of bundles to **delete**
#
# Each entry:
# - the name
# # Example services and disable settings:
# services:
# - foo1
# - foo2
# disable:
# - foo3
# - foo4
services: []
disable: []