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Added at_server_start() and at_server_stop() hooks to allow users to safely initialize their custom systems whenever the server restarts.

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This commit is contained in:
Griatch 2012-03-07 20:32:04 +01:00
parent 7818ca077a
commit 309c03ce43
7 changed files with 81 additions and 33 deletions
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15
src/server/server.py
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@ -27,7 +27,7 @@ from src.scripts.models import ScriptDB
from src.server.models import ServerConfig
from src.server import initial_setup
from src.utils.utils import get_evennia_version
from src.utils.utils import get_evennia_version, mod_import
from src.comms import channelhandler
from src.server.sessionhandler import SESSIONS
@ -35,8 +35,12 @@ if os.name == 'nt':
# For Windows we need to handle pid files manually.
SERVER_PIDFILE = os.path.join(settings.GAME_DIR, 'server.pid')
# a file with a flag telling the server to restart after shutdown or not.
SERVER_RESTART = os.path.join(settings.GAME_DIR, 'server.restart')
# module containing hook methods
SERVER_HOOK_MODULE = mod_import(settings.AT_SERVER_STARTSTOP_MODULE)
# i18n
from django.utils.translation import ugettext as _
@ -158,6 +162,9 @@ class Evennia(object):
[(o.typeclass, o.at_init()) for o in ObjectDB.get_all_cached_instances()]
[(p.typeclass, p.at_init()) for p in PlayerDB.get_all_cached_instances()]
# call server hook.
SERVER_HOOK_MODULE.at_server_start()
def terminal_output(self):
"""
Outputs server startup info to the terminal.
@ -221,12 +228,14 @@ class Evennia(object):
[(o.typeclass, o.at_server_shutdown()) for o in ObjectDB.get_all_cached_instances()]
else: # shutdown
[(o.typeclass, o.at_disconnect(), o.at_server_shutdown()) for o in ObjectDB.get_all_cached_instances()]
[(p.typeclass, p.at_server_shutdown()) for p in PlayerDB.get_all_cached_instances()]
[(s.typeclass, s.at_server_shutdown()) for s in ScriptDB.get_all_cached_instances()]
[(s.typeclass, s.at_server_shutdown()) for s in ScriptDB.get_all_cached_instances()]
ServerConfig.objects.conf("server_restart_mode", "reset")
if not _abrupt:
SERVER_HOOK_MODULE.at_server_stop()
reactor.callLater(0, reactor.stop)
if os.name == 'nt' and os.path.exists(SERVER_PIDFILE):
# for Windows we need to remove pid files manually

7
src/settings_default.py
View file

@ -142,7 +142,7 @@ DATABASE_HOST = ''
DATABASE_PORT = ''
###################################################
# Evennia in-game parsers
# Evennia pluggable modules
###################################################
# An alternate command parser module to use
@ -163,9 +163,14 @@ CONNECTION_SCREEN_MODULE = "game.gamesrc.conf.connection_screens"
# the server's initial setup sequence (the very first startup of the system).
# The check will fail quietly if module doesn't exist or fails to load.
AT_INITIAL_SETUP_HOOK_MODULE = "game.gamesrc.conf.at_initial_setup"
# Module holding at_server_start(), at_server_reload() and
# at_server_stop() methods. These methods will be called every time
# the server starts, reloads and resets/stops.
AT_SERVER_STARTSTOP_MODULE = "game.gamesrc.conf.at_server_startstop"
# Module holding server-side functions for out-of-band protocols to call.
OOB_FUNC_MODULE = "game.gamesrc.conf.oobfuncs"
###################################################
# Default command sets
###################################################