pvc/node-daemon/pvcnoded/util/services.py

78 lines
3.2 KiB
Python

#!/usr/bin/env python3
# services.py - Utility functions for pvcnoded external services
# Part of the Parallel Virtual Cluster (PVC) system
#
# Copyright (C) 2018-2021 Joshua M. Boniface <joshua@boniface.me>
#
# This program 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, version 3.
#
# This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
#
###############################################################################
import daemon_lib.common as common
from time import sleep
def start_zookeeper(logger, config):
if config['daemon_mode'] == 'coordinator':
logger.out('Starting Zookeeper daemon', state='i')
# TODO: Move our handling out of Systemd and integrate it directly as a subprocess?
common.run_os_command('systemctl start zookeeper.service')
def start_libvirtd(logger, config):
if config['enable_hypervisor']:
logger.out('Starting Libvirt daemon', state='i')
# TODO: Move our handling out of Systemd and integrate it directly as a subprocess?
common.run_os_command('systemctl start libvirtd.service')
def start_patroni(logger, config):
if config['enable_networking'] and config['daemon_mode'] == 'coordinator':
logger.out('Starting Patroni daemon', state='i')
# TODO: Move our handling out of Systemd and integrate it directly as a subprocess?
common.run_os_command('systemctl start patroni.service')
def start_frrouting(logger, config):
if config['enable_networking'] and config['daemon_mode'] == 'coordinator':
logger.out('Starting FRRouting daemon', state='i')
# TODO: Move our handling out of Systemd and integrate it directly as a subprocess?
common.run_os_command('systemctl start frr.service')
def start_ceph_mon(logger, config):
if config['enable_storage'] and config['daemon_mode'] == 'coordinator':
logger.out('Starting Ceph Monitor daemon', state='i')
# TODO: Move our handling out of Systemd and integrate it directly as a subprocess?
common.run_os_command(f'systemctl start ceph-mon@{config["node_hostname"]}.service')
def start_ceph_mgr(logger, config):
if config['enable_storage'] and config['daemon_mode'] == 'coordinator':
logger.out('Starting Ceph Manager daemon', state='i')
# TODO: Move our handling out of Systemd and integrate it directly as a subprocess?
common.run_os_command(f'systemctl start ceph-mgr@{config["node_hostname"]}.service')
def start_system_services(logger, config):
start_zookeeper(logger, config)
start_libvirtd(logger, config)
start_patroni(logger, config)
start_frrouting(logger, config)
start_ceph_mon(logger, config)
start_ceph_mgr(logger, config)
logger.out('Waiting 3 seconds for daemons to start', state='s')
sleep(3)