add log to file option, closes #103

docs/docs/configuration/server.rst

@@ -44,6 +44,7 @@ session key and hostname. Here are the default values for this section:
     host =
     max-age = 15m
     notify = stdout
+    log-file =
 
 dbpath
     file location to the SQLite3 database, highly recommended to change this
@@ -86,6 +87,9 @@ notify
         Send notifications via SMTP on new comments with activation (if
         moderated) and deletion links.
 
+log-file
+    Log console messages to file instead of standard out.
+
 
 .. _CORS: https://developer.mozilla.org/en/docs/HTTP/Access_control_CORS
 

isso/__init__.py

@@ -70,7 +70,7 @@ from isso.views import comments
 
 from isso.ext.notifications import Stdout, SMTP
 
-logging.getLogger('werkzeug').setLevel(logging.ERROR)
+logging.getLogger('werkzeug').setLevel(logging.WARN)
 logging.basicConfig(
     level=logging.INFO,
     format="%(asctime)s %(levelname)s: %(message)s")
@@ -232,6 +232,15 @@ def main():
 
         sys.exit(0)
 
+    if conf.get("general", "log-file"):
+        handler = logging.FileHandler(conf.get("general", "log-file"))
+
+        logger.addHandler(handler)
+        logging.getLogger("werkzeug").addHandler(handler)
+
+        logger.propagate = False
+        logging.getLogger("werkzeug").propagate = False
+
     if not any(conf.getiter("general", "host")):
         logger.error("No website(s) configured, Isso won't work.")
         sys.exit(1)

isso/core.py

@@ -96,6 +96,7 @@ class Config:
         "host = ",
         "max-age = 15m",
         "notify = stdout",
+        "log-file = ",
         "[moderation]",
         "enabled = false",
         "purge-after = 30d",