Command reloading ended up being really super easy. @reload now rebuilds and re-imports all of the command modules. This should make development a lot easier.

src/commands/info.py

@@ -68,7 +68,9 @@ def cmd_list(command):
     if not command.command_argument:    
         source_object.emit_to(msg_invalid)
     elif command.command_argument == "commands":
-        source_object.emit_to('Commands: '+ ' '.join(server.command_list()))
+        clist = GLOBAL_CMD_TABLE.ctable.keys()
+        clist.sort()
+        source_object.emit_to('Commands: '+ ' '.join(clist))
     elif command.command_argument == "process":
         if not functions_general.host_os_is('nt'):
             loadvg = os.getloadavg()

src/commands/privileged.py

@@ -13,9 +13,13 @@ def cmd_reload(command):
     """
     Reloads all modules.
     """
-    command.source_object.emit_to("To be implemented...")
+    command.source_object.emit_to("Reloading command modules...")
+    command.session.server.reload(command.source_object)
+    command.source_object.emit_to("Modules reloaded.")
 GLOBAL_CMD_TABLE.add_command("@reload", cmd_reload,
                              priv_tuple=("genperms.process_control")),
+GLOBAL_CMD_TABLE.add_command("@restart", cmd_reload,
+                             priv_tuple=("genperms.process_control")),
 
 def cmd_boot(command):
     """

src/server.py

@@ -2,6 +2,7 @@ import time
 import sys
 from twisted.application import internet, service
 from twisted.internet import protocol, reactor, defer
+from twisted.python import rebuild
 from django.db import connection
 from django.conf import settings
 from src.config.models import ConfigValue
@@ -65,15 +66,22 @@ class EvenniaService(service.Service):
         cursor.execute("PRAGMA count_changes=OFF")
         cursor.execute("PRAGMA temp_store=2")
         
+    def get_command_modules(self):
+        """
+        Combines all of the command modules and returns a tuple. Order is
+        preserved.
+        """
+        return settings.COMMAND_MODULES +\
+               settings.CUSTOM_COMMAND_MODULES +\
+               settings.UNLOGGED_COMMAND_MODULES +\
+               settings.CUSTOM_UNLOGGED_COMMAND_MODULES
+    
     def load_command_table(self):
         """
         Imports command modules and loads them into the command tables.
         """
         # Combine the tuples of command modules to load.
-        cmd_modules = settings.COMMAND_MODULES +\
-                      settings.CUSTOM_COMMAND_MODULES +\
-                      settings.UNLOGGED_COMMAND_MODULES +\
-                      settings.CUSTOM_UNLOGGED_COMMAND_MODULES
+        cmd_modules = self.get_command_modules()
 
         # Import the command modules, which populates the command tables.
         for cmd_mod in cmd_modules:
@@ -87,31 +95,27 @@ class EvenniaService(service.Service):
     BEGIN GENERAL METHODS
     """
     def shutdown(self, message='The server has been shutdown. Please check back soon.'):
+        """
+        Gracefully disconnect everyone and kill the reactor.
+        """
         session_mgr.announce_all(message)
         session_mgr.disconnect_all_sessions()
         reactor.callLater(0, reactor.stop)
 
-    def command_list(self):
-        """
-        Return a string representing the server's command list.
-        """
-        clist = cmdtable.GLOBAL_CMD_TABLE.ctable.keys()
-        clist.sort()
-        return clist
-
-    def reload(self, session):
+    def reload(self, source_object=None):
         """
         Reload modules that don't have any variables that can be reset.
         For changes to the scheduler, server, or session_mgr modules, a cold
         restart is needed.
         """
-        reload_list = []
-
-        for mod in reload_list:
-            reload(sys.modules[mod])
-
-        session.msg("Modules reloaded.")
-        logger.log_infomsg("Modules reloaded by %s." % (session,))
+        cmd_modules = self.get_command_modules()
+        
+        for mod_str, mod in sys.modules.items():
+            if mod_str in cmd_modules:
+                if source_object:
+                    source_object.emit_to(" Reloading %s" % mod_str)
+                rebuild.rebuild(mod)
+        logger.log_infomsg("Modules reloaded by %s." % source_object)
 
     def getEvenniaServiceFactory(self):
         f = protocol.ServerFactory()