def init(*configFiles):
global _svr
if _svr:
raise RuntimeError, "already initialized"
loadConfig(*configFiles)
configDefaults()
updateConfig()
configLogging()
# set effective user/group, if necessary
isroot=os.getuid()==0
run_user=Configuration.run_user
run_group=Configuration.run_group
if isroot and run_user is None:
raise RuntimeError, "won't run as root with out run_user being defined"
if run_group is not None:
gid=grp.getnrnam(run_group)[2]
if hasattr(os, 'setegid'):
os.setegid(gid)
#else?
if run_user is not None:
uid=pwd.getpwnam(run_user)[2]
if hasattr(os, 'seteuid'):
os.seteuid(uid)
#else?
loadServices()
# revv 'er up
_svr=Server(configFiles)
_svr.mainloop()
def reload(self):
super(Server, self).reload()
loadServices()
loadConfig(*self.configFiles)
configDefaults()
updateConfig()
configLogging()
def processRequest(sock, addr, protocol):
""" the actual handler for requestHandler-managed requests."""
requestData, responseData, ctxt = None, None, {}
# capture the socket address (ip & port, or path, for a unix
# socket) on which the request came, for scoping of configuration
# data on their basis
ip, port, unixpath = None, None, None
try:
addr = sock.getsockname()
if isinstance(addr, tuple):
ip, port = addr
else:
unixpath = addr
except:
exception("failed to read addr off socket!")
raise
if ip and port:
ctxt['IP'] = ip
ctxt['PORT'] = port
else:
ctxt['UNIX_SOCKET_PATH'] = unixpath
# load configuration data for the job
updateConfig(ctxt)
# loop until connection is closed
while 1:
try:
blockTERM()
signal.signal(signal.SIGALRM, SIGALRMHandler)
signal.alarm(Configuration.DocumentTimeout)
try:
rawResponse = HandleRequest(requestData, ctxt)
responseData = protocol.marshalResponse(rawResponse, ctxt)
except:
try:
responseData = protocol.marshalException(ctxt)
except:
exception("ironic exception in marshalling exception!")
raise
try:
sock.sendall(responseData)
except IOError, en:
# ignore broken pipes
if en != errno.EPIPE:
exception("IO error")
except:
exception("error sending response")
# reset alarm
signal.alarm(Configuration.PostResponseTimeout)
try:
PostResponse(requestData, ctxt)
except:
exception("error in PostResponse")
finally:
def processRequest(sock, addr, protocol):
""" the actual handler for requestHandler-managed requests."""
requestData, responseData, ctxt=None, None, {}
# capture the socket address (ip & port, or path, for a unix
# socket) on which the request came, for scoping of configuration
# data on their basis
ip, port, unixpath=None, None, None
try:
addr=sock.getsockname()
if isinstance(addr, tuple):
ip, port=addr
else:
unixpath=addr
except:
exception("failed to read addr off socket!")
raise
if ip and port:
ctxt['IP']=ip
ctxt['PORT']=port
else:
ctxt['UNIX_SOCKET_PATH']=unixpath
# load configuration data for the job
updateConfig(ctxt)
# loop until connection is closed
while 1:
try:
blockTERM()
signal.signal(signal.SIGALRM, SIGALRMHandler)
signal.alarm(Configuration.DocumentTimeout)
try:
rawResponse=HandleRequest(requestData, ctxt)
responseData=protocol.marshalResponse(rawResponse, ctxt)
except:
try:
responseData=protocol.marshalException(ctxt)
except:
exception("ironic exception in marshalling exception!")
raise
try:
sock.sendall(responseData)
except IOError, en:
# ignore broken pipes
if en != errno.EPIPE:
exception("IO error")
except:
exception("error sending response")
# reset alarm
signal.alarm(Configuration.PostResponseTimeout)
try:
PostResponse(requestData, ctxt)
except:
exception("error in PostResponse")
finally:
def SIGALRMHandler(*args):
updateConfig()
error('Throwing timeout exception')
# in case this exception is caught, raise another in one second
signal.alarm(1)
raise DocumentTimeout, "timeout reached"
timeout = protocol.keepAliveTimeout(ctxt)
ending = timeout < 0
if not ending:
try:
ending = not can_read(sock, timeout)
except socket.error, e:
ending = 1
if not e.args or e.args[0] != errno.ECONNRESET:
exception('problem with socket, ending connection')
except:
ending = 1
exception("problem testing socket")
if ending:
updateConfig()
return
def SIGALRMHandler(*args):
updateConfig()
error('Throwing timeout exception')
# in case this exception is caught, raise another in one second
signal.alarm(1)
raise DocumentTimeout, "timeout reached"
class RequestHandler(object):
"""
an object, the creation of which adds a service
to the server on the specified ports with the specified
def SIGALRMHandler(*args):
updateConfig()
error('Throwing timeout exception')
# in case this exception is caught, raise another in one second
signal.alarm(1)
raise DocumentTimeout, "timeout reached"
timeout=protocol.keepAliveTimeout(ctxt)
ending=timeout<0
if not ending:
try:
ending=not can_read(sock, timeout)
except socket.error, e:
ending=1
if not e.args or e.args[0] != errno.ECONNRESET:
exception('problem with socket, ending connection')
except:
ending=1
exception("problem testing socket")
if ending:
updateConfig()
return
def SIGALRMHandler(*args):
updateConfig()
error('Throwing timeout exception')
# in case this exception is caught, raise another in one second
signal.alarm(1)
raise DocumentTimeout, "timeout reached"
class RequestHandler(object):
"""
an object, the creation of which adds a service
to the server on the specified ports with the specified
protocol.