From 941acdb612061190fec341a78d5741c4ee0374e2 Mon Sep 17 00:00:00 2001
From: mathieui <mathieui@mathieui.net>
Date: Mon, 2 Apr 2012 18:30:06 +0200
Subject: Fixes #2350 (reloading static resources on SIGHUP)

---
 src/core.py   | 15 +++++++++++++++
 src/logger.py | 13 ++++++++++++-
 src/poezio.py |  2 ++
 3 files changed, 29 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/core.py b/src/core.py
index 79417c92..eb7d9e89 100644
--- a/src/core.py
+++ b/src/core.py
@@ -214,6 +214,21 @@ class Core(object):
 
         self.pending_invites = {}
 
+    def sighup_handler(self, num, stack):
+        log.debug("SIGHUP caught, reloading the files…")
+        # reload all log files
+        log.debug("Reloading the log files…")
+        logger.reload_all()
+        log.debug("Log files reloaded.")
+        # reload the theme
+        log.debug("Reloading the theme…")
+        self.command_theme("")
+        log.debug("Theme reloaded.")
+        # reload the config from the disk
+        log.debug("Reloading the config…")
+        config.__init__(config.file_name)
+        log.debug("Config reloaded.")
+
     def autoload_plugins(self):
         plugins = config.get('plugins_autoload', '')
         for plugin in plugins.split():
diff --git a/src/logger.py b/src/logger.py
index 4f6768cf..4858e116 100644
--- a/src/logger.py
+++ b/src/logger.py
@@ -31,7 +31,18 @@ class Logger(object):
 
     def __del__(self):
         for opened_file in self.fds.values():
-            opened_file.close()
+            if opened_file:
+                opened_file.close()
+
+    def reload_all(self):
+        """Close and reload all the file handles (on SIGHUP)"""
+        for opened_file in self.fds.values():
+            if opened_file:
+                opened_file.close()
+        log.debug('All log file handles closed')
+        for room in self.fds:
+            self.fds[room] = self.check_and_create_log_dir(room)
+            log.debug('Log handle for %s re-created', room)
 
     def check_and_create_log_dir(self, room):
         """
diff --git a/src/poezio.py b/src/poezio.py
index 7b55ce96..1823b2ec 100644
--- a/src/poezio.py
+++ b/src/poezio.py
@@ -15,6 +15,7 @@ import os
 sys.path.append(os.path.dirname(os.path.abspath(__file__)))
 import signal
 import logging
+from logger import logger
 
 from config import options
 import singleton
@@ -30,6 +31,7 @@ def main():
     else:
         logging.basicConfig(level=logging.CRITICAL)
     cocore = singleton.Singleton(core.Core)
+    signal.signal(signal.SIGHUP, cocore.sighup_handler) # ignore ctrl-c
     cocore.start()
     if not cocore.xmpp.start():  # Connect to remote server
         cocore.on_failed_connection()
-- 
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