Add --log options for daemon support

gns3server/main.py

@@ -92,6 +92,7 @@ def parse_arguments(argv, config):
         "quiet": config.getboolean("quiet", False),
         "debug": config.getboolean("debug", False),
         "live": config.getboolean("live", False),
+        "logfile": config.getboolean("logfile", ""),
     }
 
     parser = argparse.ArgumentParser(description="GNS3 server version {}".format(__version__))
@@ -109,6 +110,7 @@ def parse_arguments(argv, config):
     parser.add_argument("-d", "--debug", action="store_true", help="show debug logs")
     parser.add_argument("--live", action="store_true", help="enable code live reload")
     parser.add_argument("--shell", action="store_true", help="start a shell inside the server (debugging purpose only you need to install ptpython before)")
+    parser.add_argument("--log", help="send output to logfile instead of console")
 
     return parser.parse_args(argv)
 
@@ -141,7 +143,7 @@ def main():
     if args.debug:
         level = logging.DEBUG
 
-    user_log = init_logger(level, quiet=args.quiet)
+    user_log = init_logger(level, logfile=args.log, quiet=args.quiet)
     user_log.info("GNS3 server version {}".format(__version__))
     current_year = datetime.date.today().year
     user_log.info("Copyright (c) 2007-{} GNS3 Technologies Inc.".format(current_year))

gns3server/web/logger.py

@@ -78,8 +78,11 @@ class ColouredStreamHandler(logging.StreamHandler):
             self.handleError(record)
 
 
-def init_logger(level, quiet=False):
-    if sys.platform.startswith("win"):
+def init_logger(level, logfile=None, quiet=False):
+    if logfile and len(logfile) > 0:
+        stream_handler = logging.FileHandler(logfile)
+        stream_handler.formatter = ColouredFormatter("{asctime} {levelname} {filename}:{lineno} {message}", "%Y-%m-%d %H:%M:%S", "{")
+    elif sys.platform.startswith("win"):
         stream_handler = logging.StreamHandler(sys.stdout)
         stream_handler.formatter = ColouredFormatter("{asctime} {levelname} {filename}:{lineno} {message}", "%Y-%m-%d %H:%M:%S", "{")
     else:

init/gns3.conf.upstart

@@ -6,7 +6,7 @@ stop on shutdown
 
 script
     echo $$ > /var/run/gns3.pid
-    exec start-stop-daemon --start -c gns3 --exec /usr/local/bin/gns3server
+    exec start-stop-daemon --start -c gns3 --exec /usr/local/bin/gns3server --log /var/log/gns3.log
 end script
 
 pre-start script