X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-dhcp.git/blobdiff_plain/ab0ebb05d4cab27398b59d029e7d3e3addd82c55..2b38e5c8b077cc03612388daf1c9c34f08688fef:/code/dhcpserver.py diff --git a/code/dhcpserver.py b/code/dhcpserver.py index 634cad6..d5f35eb 100755 --- a/code/dhcpserver.py +++ b/code/dhcpserver.py @@ -9,10 +9,7 @@ from pydhcplib.type_strlist import strlist import socket import IN -import event_logger -if '__main__' == __name__: - event_logger.init("stdout", 'DEBUG', {}) -from event_logger import Log +import syslog as s import psycopg2 import time @@ -50,7 +47,7 @@ class DhcpBackend: for line in open('/proc/net/route'): parts = line.split() if parts[1] == ipstr: - Log.Output(Log.debug, "find_interface found "+str(nic.ip)+" on "+parts[0]) + s.syslog(s.LOG_DEBUG, "find_interface found "+str(nic.ip)+" on "+parts[0]) return parts[0] return @@ -107,7 +104,7 @@ class DhcpBackend: return options def Discover(self, packet): - Log.Output(Log.debug,"dhcp_backend : Discover ") + s.syslog(s.LOG_DEBUG, "dhcp_backend : Discover ") chaddr = hwmac(packet.GetHardwareAddress()) nic = self.findNIC(str(chaddr)) if nic is None or nic.machine is None: @@ -130,7 +127,7 @@ class DhcpBackend: options['domain_search'] = [config.dhcp.search_domain] if ip is not None: ip = ipv4(ip) - Log.Output(Log.debug,"dhcp_backend : Discover result = "+str(ip)) + s.syslog(s.LOG_DEBUG,"dhcp_backend : Discover result = "+str(ip)) packet_parameters = self.getParameters(**options) # FIXME: Other offer parameters go here @@ -141,7 +138,7 @@ class DhcpBackend: return False def Request(self, packet): - Log.Output(Log.debug, "dhcp_backend : Request") + s.syslog(s.LOG_DEBUG, "dhcp_backend : Request") discover = self.Discover(packet) @@ -152,14 +149,14 @@ class DhcpBackend: yiaddr = packet.GetOption("yiaddr") if not discover: - Log.Output(Log.info,"Unknown MAC address: "+str(chaddr)) + s.syslog(s.LOG_INFO,"Unknown MAC address: "+str(chaddr)) return False if yiaddr!="0.0.0.0" and yiaddr == request : - Log.Output(Log.info,"Ack ip "+str(yiaddr)+" for "+str(chaddr)) + s.syslog(s.LOG_INFO,"Ack ip "+str(yiaddr)+" for "+str(chaddr)) return True else: - Log.Output(Log.info,"Requested ip "+str(request)+" not available for "+str(chaddr)) + s.syslog(s.LOG_INFO,"Requested ip "+str(request)+" not available for "+str(chaddr)) return False def Decline(self, packet): @@ -172,7 +169,7 @@ class DhcpServer(pydhcplib.dhcp_network.DhcpServer): def __init__(self, backend, options = {'client_listenport':68,'server_listenport':67}): pydhcplib.dhcp_network.DhcpServer.__init__(self,"0.0.0.0",options["client_listen_port"],options["server_listen_port"],) self.backend = backend - Log.Output(Log.debug, "__init__ DhcpServer") + s.syslog(s.LOG_DEBUG, "__init__ DhcpServer") def SendDhcpPacketTo(self, To, packet): intf = self.backend.find_interface(packet) @@ -197,12 +194,12 @@ class DhcpServer(pydhcplib.dhcp_network.DhcpServer): if giaddr!=[0,0,0,0] : agent_ip = ".".join(map(str,giaddr)) self.SendDhcpPacketTo(agent_ip,packet) - Log.Output(Log.debug, "SendPacket to agent : "+agent_ip) + s.syslog(s.LOG_DEBUG, "SendPacket to agent : "+agent_ip) # FIXME: This shouldn't broadcast if it has an IP address to send # it to instead. See RFC2131 part 4.1 for full details else : - Log.Output(Log.debug, "No agent, broadcast packet.") + s.syslog(s.LOG_DEBUG, "No agent, broadcast packet.") self.SendDhcpPacketTo("255.255.255.255",packet) @@ -212,7 +209,7 @@ class DhcpServer(pydhcplib.dhcp_network.DhcpServer): logmsg = "Get DHCPDISCOVER packet from " + hwmac(packet.GetHardwareAddress()).str() - Log.Output(Log.info, logmsg) + s.syslog(s.LOG_INFO, logmsg) offer = DhcpPacket() offer.CreateDhcpOfferPacketFrom(packet) @@ -232,15 +229,15 @@ class DhcpServer(pydhcplib.dhcp_network.DhcpServer): #packet.PrintOptions() if sid != [0,0,0,0] and ciaddr == [0,0,0,0] : - Log.Output(Log.info, "Get DHCPREQUEST_SELECTING_STATE packet") + s.syslog(s.LOG_INFO, "Get DHCPREQUEST_SELECTING_STATE packet") elif sid == [0,0,0,0] and ciaddr == [0,0,0,0] and ip : - Log.Output(Log.info, "Get DHCPREQUEST_INITREBOOT_STATE packet") + s.syslog(s.LOG_INFO, "Get DHCPREQUEST_INITREBOOT_STATE packet") elif sid == [0,0,0,0] and ciaddr != [0,0,0,0] and not ip : - Log.Output(Log.info,"Get DHCPREQUEST_INITREBOOT_STATE packet") + s.syslog(s.LOG_INFO,"Get DHCPREQUEST_INITREBOOT_STATE packet") - else : Log.Output(Log.info,"Get DHCPREQUEST_UNKNOWN_STATE packet : not implemented") + else : s.syslog(s.LOG_INFO,"Get DHCPREQUEST_UNKNOWN_STATE packet : not implemented") if self.backend.Request(packet) : packet.TransformToDhcpAckPacket() else : packet.TransformToDhcpNackPacket() @@ -251,15 +248,15 @@ class DhcpServer(pydhcplib.dhcp_network.DhcpServer): # FIXME: These are not yet implemented. def HandleDhcpDecline(self, packet): - Log.Output(Log.info, "Get DHCPDECLINE packet") + s.syslog(s.LOG_INFO, "Get DHCPDECLINE packet") self.backend.Decline(packet) def HandleDhcpRelease(self, packet): - Log.Output(Log.info,"Get DHCPRELEASE packet") + s.syslog(s.LOG_INFO,"Get DHCPRELEASE packet") self.backend.Release(packet) def HandleDhcpInform(self, packet): - Log.Output(Log.info, "Get DHCPINFORM packet") + s.syslog(s.LOG_INFO, "Get DHCPINFORM packet") if self.backend.Request(packet) : packet.TransformToDhcpAckPacket()