def run(self): if not self.isRunning(): if self.makeInstance(): self.proc = PopenPty([ '/usr/bin/sudo', os.path.join(self.installdir, Gameinstace.OPSCRIPT), u'run', self.rundir ]) self.running = True
class Gameinstace(object):
'''Manages game instances.'''
BUFFER_LENGH = 256
INSTALL_DIR = ur'/home/patxi/workspace/gserver/test_apps_install'
DATA_DIR = ur'/home/patxi/workspace/gserver/test_apps_data'
RUN_DIR = ur'/home/patxi/workspace/gserver/test_apps_run'
OPSCRIPT = ur'operation.sh'
EXTRACT_NAME = re.compile(ur'\s*#?\s*APP_NAME\s*=\s*(.*)')
EXTRACT_QUIT = re.compile(ur'\s*#?\s*APP_QUIT\s*=\s*(.*)')
def __init__(self, installed_app, instance_name):
'''
Constructor
'''
self.installed = installed_app
self.instance = instance_name
self.proc = None
self.data = []
self.ridx = 0
self.widx = 0
self.running = False
self.name = u''
self.qcmd = u''
scrname = os.path.join(Gameinstace.INSTALL_DIR, installed_app, Gameinstace.OPSCRIPT)
if os.path.isfile(scrname):
with open(scrname) as scr:
for ln in scr:
line = ln.decode('utf-8').strip()
if Gameinstace.EXTRACT_NAME.match(line):
self.name = Gameinstace.EXTRACT_NAME.sub(ur'\1', line).strip()
if self.qcmd: break
elif Gameinstace.EXTRACT_NAME.match(line):
self.qcmd = Gameinstace.EXTRACT_QUIT.sub(ur'\1', line).strip()
if self.name: break
else:
pass
gevent.sleep(0)
gevent.spawn(self._gthread_loop)
def getinstalldir(self):
return os.path.join(Gameinstace.INSTALL_DIR, self.installed)
installdir = property(getinstalldir)
def getdatadir(self):
return os.path.join(Gameinstace.DATA_DIR, self.instance)
datadir = property(getdatadir)
def getrundir(self):
return os.path.join(Gameinstace.RUN_DIR, self.instance)
rundir = property(getrundir)
def exists(self):
return exists(self.instance)
def makeInstance(self):
if not self.exists():
scrpt = os.path.join(self.installdir, Gameinstace.OPSCRIPT)
return 0 == call([scrpt, u'instance', self.datadir, self.rundir])
return True
def removeInstance(self):
if self.exists():
self.stop()
scrpt = os.path.join(self.installdir, Gameinstace.OPSCRIPT)
return 0 == call([scrpt, u'remove', self.datadir, self.rundir])
return True
def isRunning(self):
return not self.proc is None and not self.proc.poll() is None
def run(self):
if not self.isRunning():
if self.makeInstance():
self.proc = PopenPty([
'/usr/bin/sudo',
os.path.join(self.installdir, Gameinstace.OPSCRIPT),
u'run',
self.rundir
])
self.running = True
def stop(self):
if self.isRunning():
self.proc.terminate()
gevent.sleep(10)
if self.isRunning():
self.proc.kill()
def _custom_process_in_gthread(self, data):
pass
def _gthread_loop(self):
while True:
if not self.proc is None:
poll = self.proc.poll()
if not poll is None and self.running:
if self.widx < Gameinstace.BUFFER_LENGH:
self.data.append(u'Command exited with code %d' % poll)
else:
self.data[self.widx % Gameinstace.BUFFER_LENGH] = u'Command exited with code %d' % poll
self.ridx += 1
self.widx += 1
self.running = False
self.proc.wait()
self.proc = None
gevent.sleep(0.1)
elif poll is None:
data = self.proc.stdout.readline().decode('utf-8').strip()
self._custom_process_in_gthread(data)
if self.widx < Gameinstace.BUFFER_LENGH:
self.data.append(data)
else:
self.data[self.widx % Gameinstace.BUFFER_LENGH] = data
self.ridx += 1
self.widx += 1
else:
gevent.sleep(0.1)
else:
gevent.sleep(0.1)
def __len__(self):
if self.empty: return 0
elif self.widx > self.ridx: return self.widx - self.ridx
else: return Gameinstace.BUFFER_LENGH
def __getitem__(self, idx):
if not isinstance(idx, (int, long)): raise TypeError("Not an integer index")
if idx < 0:
raise IndexError("Out of index")
idx %= Gameinstace.BUFFER_LENGH
return self.data[idx]
def sendCmd(self, cmd):
if self.isRunning():
self.proc.stdin.write(cmd + u'\n')