def setup_the_app(options):
"""
Gets a lock on the app directory, sets up log manager and related
files, runs the daemon, and then unlocks the app directory in a
finally block.
"""
app_name = options.app_name
lock_mgr = None
access_log = None
error_log = None
try:
lock_mgr = ProcLock(app_name)
log_mgr = LogMgr(options.log_dir)
options.log_mgr = log_mgr
access_log = log_mgr.open('access')
options.access_log = access_log
alertz_log = log_mgr.open(app_name)
options.alertz_log = alertz_log
error_log = log_mgr.open('error')
options.error_log = error_log
actually_run_the_daemon(options)
finally:
if log_mgr is not None:
log_mgr.close()
if lock_mgr is not None:
lock_mgr.unlock()
def invoke_the_daemon(options):
"""
Completes setting up the namespace; if this isn't a "just-show" run,
gets a lock on u_path, invokes wrapped code, and releases u_path lock
in a finally block.
"""
if options.verbose or options.show_version or options.just_show:
print(options.pgm_name_and_version)
if options.show_timestamp:
print(('run at %s GMT' % options.timestamp)) # could be prettier
else:
print() # there's a comma up there
if options.just_show or options.verbose:
print(dump_options(options))
lock_mgr = None
log_mgr = None
if not options.just_show:
try:
lock_mgr = ProcLock(options.u_path)
log_mgr = LogMgr(options.log_dir)
options.log_mgr = log_mgr
setup_u_server(options)
finally:
if log_mgr is not None:
log_mgr.close()
if lock_mgr is not None:
lock_mgr.unlock()
def run_the_daemon(options):
"""
Completes setting up the namespace; if this isn't a "just-show" run,
creates lock and log managers, creates the logs, and actually runs
the daemon.
"""
if options.verbose or options.showVersion or options.justShow:
print(options.pgm_name_and_version, end=' ')
if options.showTimestamp:
print('run at %s GMT' % options.timestamp) # could be prettier
else:
print() # there's a comma up there
if options.justShow or options.verbose:
print(dump_options(options))
if not options.justShow:
lock_mgr = None
access_log = None
error_log = None
try:
lock_mgr = ProcLock('alertzd')
options.lock_mgr = lock_mgr
log_mgr = LogMgr(options.log_dir)
options.log_mgr = log_mgr
access_log = log_mgr.open('access')
options.access_log = access_log
alertz_log = log_mgr.open('alertz')
options.alertz_log = alertz_log
error_log = log_mgr.open('error')
options.error_log = error_log
_actually_run_the_daemon(options)
except BaseException:
traceback.print_exc()
sys.exit(1)
finally:
lock_mgr.unlock()