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import logging
_log = logging.getLogger(__name__)
import sys, os, errno
from .conf import getconf
def which(file):
for path in os.environ["PATH"].split(os.pathsep):
if os.path.exists(os.path.join(path, file)):
return os.path.join(path, file)
return None
def write_service(F, conf, sect, user=False):
opts = {
'name':sect,
'user':conf.get(sect, 'user'),
'group':conf.get(sect, 'group'),
'chdir':conf.get(sect, 'chdir'),
'userarg':'--user' if user else '--system',
'launcher':which('procServ-launcher'),
}
F.write("""
[Unit]
Description=procServ for %(name)s
After=network.target remote-fs.target
ConditionPathIsDirectory=%(chdir)s
"""%opts)
if conf.has_option(sect, 'host'):
F.write('ConditionHost=%s\n'%conf.get(sect, 'host'))
F.write("""
[Service]
Type=simple
ExecStart=%(launcher)s %(userarg)s %(name)s
RuntimeDirectory=procserv-%(name)s
StandardOutput=syslog
StandardError=inherit
SyslogIdentifier=procserv-%(name)s
"""%opts)
if not user:
F.write("""
User=%(user)s
Group=%(group)s
"""%opts)
F.write("""
[Install]
WantedBy=multi-user.target
"""%opts)
def run(outdir, user=False):
conf = getconf(user=user)
for sect in conf.sections():
_log.debug('Consider %s', sect)
if not conf.getboolean(sect, 'instance'):
continue
service = 'procserv-%s.service'%sect
ofile = os.path.join(outdir, service)
_log.debug('Write %s', service)
with open(ofile+'.tmp', 'w') as F:
write_service(F, conf, sect, user=user)
os.rename(ofile+'.tmp', ofile)
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