diff options
Diffstat (limited to 'synapse/config/logger.py')
| -rw-r--r-- | synapse/config/logger.py | 63 |
1 files changed, 47 insertions, 16 deletions
diff --git a/synapse/config/logger.py b/synapse/config/logger.py index 77ded0ad25..e5d945e5b8 100644 --- a/synapse/config/logger.py +++ b/synapse/config/logger.py @@ -68,6 +68,7 @@ class LoggingConfig(Config): def read_config(self, config): self.verbosity = config.get("verbose", 0) + self.no_redirect_stdio = config.get("no_redirect_stdio", False) self.log_config = self.abspath(config.get("log_config")) self.log_file = self.abspath(config.get("log_file")) @@ -90,6 +91,8 @@ class LoggingConfig(Config): def read_arguments(self, args): if args.verbose is not None: self.verbosity = args.verbose + if args.no_redirect_stdio is not None: + self.no_redirect_stdio = args.no_redirect_stdio if args.log_config is not None: self.log_config = args.log_config if args.log_file is not None: @@ -109,6 +112,11 @@ class LoggingConfig(Config): '--log-config', dest="log_config", default=None, help="Python logging config file" ) + logging_group.add_argument( + '-n', '--no-redirect-stdio', + action='store_true', default=None, + help="Do not redirect stdout/stderr to the log" + ) def generate_files(self, config): log_config = config.get("log_config") @@ -118,11 +126,22 @@ class LoggingConfig(Config): DEFAULT_LOG_CONFIG.substitute(log_file=config["log_file"]) ) - def setup_logging(self): - setup_logging(self.log_config, self.log_file, self.verbosity) +def setup_logging(config, use_worker_options=False): + """ Set up python logging + + Args: + config (LoggingConfig | synapse.config.workers.WorkerConfig): + configuration data + + use_worker_options (bool): True to use 'worker_log_config' and + 'worker_log_file' options instead of 'log_config' and 'log_file'. + """ + log_config = (config.worker_log_config if use_worker_options + else config.log_config) + log_file = (config.worker_log_file if use_worker_options + else config.log_file) -def setup_logging(log_config=None, log_file=None, verbosity=None): log_format = ( "%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(request)s" " - %(message)s" @@ -131,9 +150,9 @@ def setup_logging(log_config=None, log_file=None, verbosity=None): level = logging.INFO level_for_storage = logging.INFO - if verbosity: + if config.verbosity: level = logging.DEBUG - if verbosity > 1: + if config.verbosity > 1: level_for_storage = logging.DEBUG # FIXME: we need a logging.WARN for a -q quiet option @@ -153,14 +172,6 @@ def setup_logging(log_config=None, log_file=None, verbosity=None): logger.info("Closing log file due to SIGHUP") handler.doRollover() logger.info("Opened new log file due to SIGHUP") - - # TODO(paul): obviously this is a terrible mechanism for - # stealing SIGHUP, because it means no other part of synapse - # can use it instead. If we want to catch SIGHUP anywhere - # else as well, I'd suggest we find a nicer way to broadcast - # it around. - if getattr(signal, "SIGHUP"): - signal.signal(signal.SIGHUP, sighup) else: handler = logging.StreamHandler() handler.setFormatter(formatter) @@ -169,8 +180,25 @@ def setup_logging(log_config=None, log_file=None, verbosity=None): logger.addHandler(handler) else: - with open(log_config, 'r') as f: - logging.config.dictConfig(yaml.load(f)) + def load_log_config(): + with open(log_config, 'r') as f: + logging.config.dictConfig(yaml.load(f)) + + def sighup(signum, stack): + # it might be better to use a file watcher or something for this. + logging.info("Reloading log config from %s due to SIGHUP", + log_config) + load_log_config() + + load_log_config() + + # TODO(paul): obviously this is a terrible mechanism for + # stealing SIGHUP, because it means no other part of synapse + # can use it instead. If we want to catch SIGHUP anywhere + # else as well, I'd suggest we find a nicer way to broadcast + # it around. + if getattr(signal, "SIGHUP"): + signal.signal(signal.SIGHUP, sighup) # It's critical to point twisted's internal logging somewhere, otherwise it # stacks up and leaks kup to 64K object; @@ -183,4 +211,7 @@ def setup_logging(log_config=None, log_file=None, verbosity=None): # # However this may not be too much of a problem if we are just writing to a file. observer = STDLibLogObserver() - globalLogBeginner.beginLoggingTo([observer]) + globalLogBeginner.beginLoggingTo( + [observer], + redirectStandardIO=not config.no_redirect_stdio, + ) |