mirror of https://github.com/sileht/bird-lg.git
pep8 compliant
This commit is contained in:
Mehdi Abaakouk
parent
d6a82367f8
commit
a52edffc2c
264
bird_lg/bird.py
264
bird_lg/bird.py
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@ -22,156 +22,156 @@
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import socket
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import sys
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__all__ = ['BirdSocketSingleton', 'BirdSocket']
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BUFSIZE = 4096
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SUCCESS_CODES = {
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"0000" : "OK",
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"0001" : "Welcome",
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"0002" : "Reading configuration",
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"0003" : "Reconfigured",
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"0004" : "Reconfiguration in progress",
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"0005" : "Reconfiguration already in progress, queueing",
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"0006" : "Reconfiguration ignored, shutting down",
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"0007" : "Shutdown ordered",
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"0008" : "Already disabled",
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"0009" : "Disabled",
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"0010" : "Already enabled",
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"0011" : "Enabled",
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"0012" : "Restarted",
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"0013" : "Status report",
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"0014" : "Route count",
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"0015" : "Reloading",
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"0016" : "Access restricted",
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"0000": "OK",
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"0001": "Welcome",
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"0002": "Reading configuration",
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"0003": "Reconfigured",
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"0004": "Reconfiguration in progress",
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"0005": "Reconfiguration already in progress, queueing",
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"0006": "Reconfiguration ignored, shutting down",
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"0007": "Shutdown ordered",
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"0008": "Already disabled",
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"0009": "Disabled",
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"0010": "Already enabled",
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"0011": "Enabled",
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"0012": "Restarted",
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"0013": "Status report",
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"0014": "Route count",
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"0015": "Reloading",
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"0016": "Access restricted",
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}
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TABLES_ENTRY_CODES = {
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"1000" : "BIRD version",
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"1001" : "Interface list",
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"1002" : "Protocol list",
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"1003" : "Interface address",
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"1004" : "Interface flags",
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"1005" : "Interface summary",
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"1006" : "Protocol details",
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"1007" : "Route list",
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"1008" : "Route details",
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"1009" : "Static route list",
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"1010" : "Symbol list",
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"1011" : "Uptime",
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"1012" : "Route extended attribute list",
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"1013" : "Show ospf neighbors",
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"1014" : "Show ospf",
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"1015" : "Show ospf interface",
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"1016" : "Show ospf state/topology",
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"1017" : "Show ospf lsadb",
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"1018" : "Show memory",
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"1000": "BIRD version",
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"1001": "Interface list",
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"1002": "Protocol list",
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"1003": "Interface address",
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"1004": "Interface flags",
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"1005": "Interface summary",
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"1006": "Protocol details",
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"1007": "Route list",
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"1008": "Route details",
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"1009": "Static route list",
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"1010": "Symbol list",
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"1011": "Uptime",
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"1012": "Route extended attribute list",
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"1013": "Show ospf neighbors",
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"1014": "Show ospf",
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"1015": "Show ospf interface",
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"1016": "Show ospf state/topology",
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"1017": "Show ospf lsadb",
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"1018": "Show memory",
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}
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ERROR_CODES = {
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"8000" : "Reply too long",
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"8001" : "Route not found",
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"8002" : "Configuration file error",
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"8003" : "No protocols match",
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"8004" : "Stopped due to reconfiguration",
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"8005" : "Protocol is down => cannot dump",
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"8006" : "Reload failed",
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"8007" : "Access denied",
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"8000": "Reply too long",
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"8001": "Route not found",
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"8002": "Configuration file error",
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"8003": "No protocols match",
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"8004": "Stopped due to reconfiguration",
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"8005": "Protocol is down => cannot dump",
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"8006": "Reload failed",
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"8007": "Access denied",
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"9000" : "Command too long",
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"9001" : "Parse error",
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"9002" : "Invalid symbol type",
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"9000": "Command too long",
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"9001": "Parse error",
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"9002": "Invalid symbol type",
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}
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END_CODES = ERROR_CODES.keys() + SUCCESS_CODES.keys()
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global bird_sockets
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global bird_sockets
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bird_sockets = {}
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def BirdSocketSingleton(host, port):
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global bird_sockets
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s = bird_sockets.get((host,port), None)
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if not s:
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s = BirdSocket(host,port)
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bird_sockets[(host,port)] = s
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return s
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class BirdSocket:
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def __init__(self, host="", port="", file=""):
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self.__file = file
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self.__host = host
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self.__port = port
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self.__sock = None
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def __connect(self):
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if self.__sock: return
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if not file:
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self.__sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.__sock.settimeout(3.0)
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self.__sock.connect((self.__host, self.__port))
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else:
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self.__sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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self.__sock.settimeout(3.0)
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self.__sock.connect(self.__file)
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# read welcome message
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self.__sock.recv(1024)
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self.cmd("restrict")
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def close(self):
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if self.__sock:
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try: self.__sock.close()
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except: pass
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self.__sock = None
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def cmd(self, cmd):
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try:
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self.__connect()
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self.__sock.send(cmd + "\n")
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data = self.__read()
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return data
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except socket.error:
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why = sys.exc_info()[1]
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self.close()
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return False, "Bird connection problem: %s" % why
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def __read(self):
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code = "7000" # Not used in bird
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parsed_string = ""
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lastline = ""
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while code not in END_CODES:
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data = self.__sock.recv(BUFSIZE)
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lines = (lastline + data).split("\n")
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if len(data) == BUFSIZE:
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lastline = lines[-1]
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lines = lines[:-1]
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for line in lines:
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code = line[0:4]
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if not line.strip():
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continue
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elif code == "0000":
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return True, parsed_string
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elif code in SUCCESS_CODES.keys():
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return True, SUCCESS_CODES.get(code)
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elif code in ERROR_CODES.keys():
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return False, ERROR_CODES.get(code)
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elif code[0] in [ "1", "2"] :
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parsed_string += line[5:] + "\n"
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elif code[0] == " ":
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parsed_string += line[1:] + "\n"
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elif code[0] == "+":
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parsed_string += line[1:]
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else:
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parsed_string += "<<<unparsable_string(%s)>>>\n"%line
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return True, parsed_string
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global bird_sockets
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s = bird_sockets.get((host, port), None)
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if not s:
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s = BirdSocket(host, port)
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bird_sockets[(host, port)] = s
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return s
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__all__ = ['BirdSocketSingleton' , 'BirdSocket' ]
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class BirdSocket(object):
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def __init__(self, host="", port="", file=""):
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self.__file = file
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self.__host = host
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self.__port = port
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self.__sock = None
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def __connect(self):
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if self.__sock:
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return
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if not file:
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self.__sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.__sock.settimeout(3.0)
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self.__sock.connect((self.__host, self.__port))
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else:
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self.__sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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self.__sock.settimeout(3.0)
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self.__sock.connect(self.__file)
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# read welcome message
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self.__sock.recv(1024)
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self.cmd("restrict")
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def close(self):
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if self.__sock:
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try:
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self.__sock.close()
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except Exception:
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pass
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self.__sock = None
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def cmd(self, cmd):
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try:
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self.__connect()
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self.__sock.send(cmd + "\n")
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data = self.__read()
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return data
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except socket.error:
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why = sys.exc_info()[1]
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self.close()
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return False, "Bird connection problem: %s" % why
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def __read(self):
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code = "7000" # Not used in bird
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parsed_string = ""
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lastline = ""
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while code not in END_CODES:
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data = self.__sock.recv(BUFSIZE)
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lines = (lastline + data).split("\n")
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if len(data) == BUFSIZE:
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lastline = lines[-1]
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lines = lines[:-1]
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for line in lines:
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code = line[0:4]
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if not line.strip():
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continue
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elif code == "0000":
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return True, parsed_string
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elif code in SUCCESS_CODES.keys():
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return True, SUCCESS_CODES.get(code)
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elif code in ERROR_CODES.keys():
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return False, ERROR_CODES.get(code)
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elif code[0] in ["1", "2"]:
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parsed_string += line[5:] + "\n"
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elif code[0] == " ":
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parsed_string += line[1:] + "\n"
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elif code[0] == "+":
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parsed_string += line[1:]
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else:
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parsed_string += "<<<unparsable_string(%s)>>>\n" % line
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return True, parsed_string
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264
bird_lg/lg.py
264
bird_lg/lg.py
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@ -21,48 +21,53 @@
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###
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from datetime import datetime
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import memcache
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import subprocess
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import logging
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from logging.handlers import TimedRotatingFileHandler
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import re
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from urllib2 import urlopen
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from urllib import quote, unquote
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import json
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import logging
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from logging import handlers
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import memcache
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import random
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import re
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import subprocess
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import urllib
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from urllib2 import urlopen
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from toolbox import mask_is_valid, ipv6_is_valid, ipv4_is_valid, resolve, save_cache_pickle, load_cache_pickle, unescape
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#from xml.sax.saxutils import escape
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from dns import exception as dns_exc
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import flask
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import pydot
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from flask import Flask, render_template, jsonify, redirect, session, request, abort, Response, Markup
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# from flask import Flask, render_template, jsonify, redirect, session, request
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# from flask import abort, Response, Markup
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app = Flask(__name__)
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import toolbox
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app = flask.Flask(__name__)
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app.config.from_pyfile('lg.cfg')
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app.secret_key = app.config["SESSION_KEY"]
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app.debug = app.config["DEBUG"]
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file_handler = TimedRotatingFileHandler(filename=app.config["LOG_FILE"], when="midnight")
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file_handler = handlers.TimedRotatingFileHandler(
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filename=app.config["LOG_FILE"], when="midnight")
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file_handler.setLevel(getattr(logging, app.config["LOG_LEVEL"].upper()))
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app.logger.addHandler(file_handler)
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# NOTE(sileht): 15 days by default
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memcache_server = app.config.get("MEMCACHE_SERVER", "127.0.0.1:11211")
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memcache_expiration = int(app.config.get("MEMCACHE_EXPIRATION", "1296000")) # 15 days by default
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memcache_expiration = int(app.config.get("MEMCACHE_EXPIRATION", "1296000"))
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mc = memcache.Client([memcache_server])
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def get_asn_from_as(n):
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asn_zone = app.config.get("ASN_ZONE", "asn.cymru.com")
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try:
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data = resolve("AS%s.%s" % (n, asn_zone) ,"TXT").replace("'","").replace('"','')
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except:
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return " "*5
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return [ field.strip() for field in data.split("|") ]
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data = toolbox.resolve("AS%s.%s" % (n, asn_zone), "TXT")
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data = data.replace("'", "").replace('"', '')
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except dns_exc.DNSException:
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return " " * 5
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return [field.strip() for field in data.split("|")]
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def add_links(text):
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"""Browser a string and replace ipv4, ipv6, as number, with a
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whois link """
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"""Browser a string and replace ipv4, ipv6, as number, with a whois link"""
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if type(text) in [str, unicode]:
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text = text.split("\n")
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@ -71,49 +76,64 @@ def add_links(text):
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for line in text:
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# Some heuristic to create link
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if line.strip().startswith("BGP.as_path:") or \
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line.strip().startswith("Neighbor AS:"):
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ret_text.append(re.sub(r'(\d+)', r'<a href="/whois?q=\1" class="whois">\1</a>', line))
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line.strip().startswith("Neighbor AS:"):
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ret_text.append(
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re.sub(r'(\d+)', r'<a href="/whois?q=\1" class="whois">\1</a>',
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line))
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else:
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line = re.sub(r'([a-zA-Z0-9\-]*\.([a-zA-Z]{2,3}){1,2})(\s|$)', r'<a href="/whois?q=\1" class="whois">\1</a>\3', line)
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line = re.sub(r'AS(\d+)', r'<a href="/whois?q=\1" class="whois">AS\1</a>', line)
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line = re.sub(r'(\d+\.\d+\.\d+\.\d+)', r'<a href="/whois?q=\1" class="whois">\1</a>', line)
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if len(request.path) >= 2:
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hosts = "/".join(request.path.split("/")[2:])
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line = re.sub(r'([a-zA-Z0-9\-]*\.([a-zA-Z]{2,3}){1,2})(\s|$)',
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r'<a href="/whois?q=\1" class="whois">\1</a>\3',
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line)
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line = re.sub(r'AS(\d+)',
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r'<a href="/whois?q=\1" class="whois">AS\1</a>',
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line)
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line = re.sub(r'(\d+\.\d+\.\d+\.\d+)',
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r'<a href="/whois?q=\1" class="whois">\1</a>',
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line)
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if len(flask.request.path) >= 2:
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hosts = "/".join(flask.request.path.split("/")[2:])
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else:
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hosts = "/"
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line = re.sub(r'\[(\w+)\s+((|\d\d\d\d-\d\d-\d\d\s)(|\d\d:)\d\d:\d\d|\w\w\w\d\d)', r'[<a href="/detail/%s?q=\1">\1</a> \2' % hosts, line)
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line = re.sub(r'(^|\s+)(([a-f\d]{0,4}:){3,10}[a-f\d]{0,4})', r'\1<a href="/whois?q=\2" class="whois">\2</a>', line, re.I)
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line = re.sub(r'\[(\w+)\s+((|\d\d\d\d-\d\d-\d\d\s)'
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r'(|\d\d:)\d\d:\d\d|\w\w\w\d\d)',
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r'[<a href="/detail/%s?q=\1">\1</a> \2' % hosts,
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line)
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line = re.sub(r'(^|\s+)(([a-f\d]{0,4}:){3,10}[a-f\d]{0,4})',
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r'\1<a href="/whois?q=\2" class="whois">\2</a>',
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line, re.I)
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ret_text.append(line)
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return "\n".join(ret_text)
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def set_session(request_type, hosts, proto, request_args):
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""" Store all data from user in the user session """
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session.permanent = True
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session.update({
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"""Store all data from user in the user session"""
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flask.session.permanent = True
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flask.session.update({
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"request_type": request_type,
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"hosts": hosts,
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"proto": proto,
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"request_args": request_args,
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})
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history = session.get("history", [])
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history = flask.session.get("history", [])
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# erase old format history
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if type(history) != type(list()):
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if not isinstance(history, list):
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history = []
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t = (hosts, proto, request_type, request_args)
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if t in history:
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del history[history.index(t)]
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history.insert(0, t)
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session["history"] = history[:20]
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flask.session["history"] = history[:20]
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def whois_command(query):
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server = []
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if app.config.get("WHOIS_SERVER", ""):
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server = [ "-h", app.config.get("WHOIS_SERVER") ]
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return subprocess.Popen(['whois'] + server + [query], stdout=subprocess.PIPE).communicate()[0].decode('utf-8', 'ignore')
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server = ["-h", app.config.get("WHOIS_SERVER")]
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p = subprocess.Popen(['whois'] + server + [query],
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stdout=subprocess.PIPE)
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return p.communicate()[0].decode('utf-8', 'ignore')
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def bird_command(host, proto, query):
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@ -144,7 +164,8 @@ def bird_proxy(host, proto, service, query):
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elif not path:
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return False, 'Proto "%s" invalid' % proto
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else:
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||||
url = "http://%s.%s:%d/%s?q=%s" % (host, app.config["DOMAIN"], port, path, quote(query))
|
||||
url = "http://%s.%s:%d/%s?q=%s" % (host, app.config["DOMAIN"], port,
|
||||
path, urllib.quote(query))
|
||||
try:
|
||||
f = urlopen(url)
|
||||
resultat = f.read()
|
||||
|
|
@ -183,46 +204,58 @@ def inject_all_host():
|
|||
|
||||
@app.route("/")
|
||||
def hello():
|
||||
return redirect("/summary/%s/ipv4" % "+".join(app.config["PROXY"].keys()))
|
||||
proxy = "+".join(app.config["PROXY"].keys())
|
||||
return flask.redirect("/summary/%s/ipv4" % proxy)
|
||||
|
||||
|
||||
def error_page(text):
|
||||
return render_template('error.html', errors=[text]), 500
|
||||
return flask.render_template('error.html', errors=[text]), 500
|
||||
|
||||
|
||||
@app.errorhandler(400)
|
||||
def incorrect_request(e):
|
||||
return render_template('error.html', warnings=["The server could not understand the request"]), 400
|
||||
warn = ["The server could not understand the request"]
|
||||
return flask.render_template('error.html', warnings=warn), 400
|
||||
|
||||
|
||||
@app.errorhandler(404)
|
||||
def page_not_found(e):
|
||||
return render_template('error.html', warnings=["The requested URL was not found on the server."]), 404
|
||||
warn = ["The requested URL was not found on the server."]
|
||||
return flask.render_template('error.html', warnings=warn), 404
|
||||
|
||||
|
||||
def get_query():
|
||||
q = unquote(request.args.get('q', '').strip())
|
||||
q = urllib.unquote(flask.request.args.get('q', '').strip())
|
||||
return q
|
||||
|
||||
|
||||
@app.route("/whois")
|
||||
def whois():
|
||||
query = get_query()
|
||||
if not query:
|
||||
abort(400)
|
||||
flask.abort(400)
|
||||
|
||||
try:
|
||||
asnum = int(query)
|
||||
query = "as%d" % asnum
|
||||
except:
|
||||
except ValueError:
|
||||
m = re.match(r"[\w\d-]*\.(?P<domain>[\d\w-]+\.[\d\w-]+)$", query)
|
||||
if m:
|
||||
query = query.groupdict()["domain"]
|
||||
|
||||
output = whois_command(query).replace("\n", "<br>")
|
||||
return jsonify(output=output, title=query)
|
||||
return flask.jsonify(output=output, title=query)
|
||||
|
||||
|
||||
SUMMARY_UNWANTED_PROTOS = ["Kernel", "Static", "Device"]
|
||||
SUMMARY_RE_MATCH = r"(?P<name>[\w_]+)\s+(?P<proto>\w+)\s+(?P<table>\w+)\s+(?P<state>\w+)\s+(?P<since>((\d\d\d\d-\d\d-\d\d\s)|(\d\d:)\d\d:\d\d|\w\w\w\d\d))($|\s+(?P<info>.*))"
|
||||
SUMMARY_RE_MATCH = (
|
||||
r"(?P<name>[\w_]+)\s+"
|
||||
r"(?P<proto>\w+)\s+"
|
||||
r"(?P<table>\w+)\s+"
|
||||
r"(?P<state>\w+)\s+"
|
||||
r"(?P<since>((\d\d\d\d-\d\d-\d\d\s)|(\d\d:)\d\d:\d\d|\w\w\w\d\d))"
|
||||
r"($|\s+(?P<info>.*))"
|
||||
)
|
||||
|
||||
|
||||
@app.route("/summary/<hosts>")
|
||||
|
|
@ -243,13 +276,16 @@ def summary(hosts, proto="ipv4"):
|
|||
continue
|
||||
|
||||
if len(res) <= 1:
|
||||
errors.append("%s: bird command failed with error, %s" % (host, "\n".join(res)))
|
||||
errors.append("%s: bird command failed with error, %s" %
|
||||
(host, "\n".join(res)))
|
||||
continue
|
||||
|
||||
data = []
|
||||
for line in res[1:]:
|
||||
line = line.strip()
|
||||
if line and (line.split() + [""])[1] not in SUMMARY_UNWANTED_PROTOS:
|
||||
if not line:
|
||||
continue
|
||||
if (line.split() + [""])[1] not in SUMMARY_UNWANTED_PROTOS:
|
||||
m = re.match(SUMMARY_RE_MATCH, line)
|
||||
if m:
|
||||
data.append(m.groupdict())
|
||||
|
|
@ -258,7 +294,9 @@ def summary(hosts, proto="ipv4"):
|
|||
|
||||
summary[host] = data
|
||||
|
||||
return render_template('summary.html', summary=summary, command=command, errors=errors)
|
||||
return flask.render_template('summary.html', summary=summary,
|
||||
command=command,
|
||||
errors=errors)
|
||||
|
||||
|
||||
@app.route("/detail/<hosts>/<proto>")
|
||||
|
|
@ -266,7 +304,7 @@ def detail(hosts, proto):
|
|||
name = get_query()
|
||||
|
||||
if not name:
|
||||
abort(400)
|
||||
flask.abort(400)
|
||||
|
||||
set_session("detail", hosts, proto, name)
|
||||
command = "show protocols all %s" % name
|
||||
|
|
@ -282,12 +320,15 @@ def detail(hosts, proto):
|
|||
continue
|
||||
|
||||
if len(res) <= 1:
|
||||
errors.append("%s: bird command failed with error, %s" % (host, "\n".join(res)))
|
||||
errors.append("%s: bird command failed with error, %s" %
|
||||
(host, "\n".join(res)))
|
||||
continue
|
||||
|
||||
detail[host] = {"status": res[1], "description": add_links(res[2:])}
|
||||
|
||||
return render_template('detail.html', detail=detail, command=command, errors=errors)
|
||||
return flask.render_template('detail.html', detail=detail,
|
||||
command=command,
|
||||
errors=errors)
|
||||
|
||||
|
||||
@app.route("/traceroute/<hosts>/<proto>")
|
||||
|
|
@ -295,20 +336,18 @@ def traceroute(hosts, proto):
|
|||
q = get_query()
|
||||
|
||||
if not q:
|
||||
abort(400)
|
||||
flask.abort(400)
|
||||
|
||||
set_session("traceroute", hosts, proto, q)
|
||||
|
||||
if proto == "ipv6" and not ipv6_is_valid(q):
|
||||
try:
|
||||
q = resolve(q, "AAAA")
|
||||
except:
|
||||
return error_page("%s is unresolvable or invalid for %s" % (q, proto))
|
||||
if proto == "ipv4" and not ipv4_is_valid(q):
|
||||
try:
|
||||
q = resolve(q, "A")
|
||||
except:
|
||||
return error_page("%s is unresolvable or invalid for %s" % (q, proto))
|
||||
if proto == "ipv6" and not toolbox.ipv6_is_valid(q):
|
||||
qtype = "AAAA"
|
||||
elif proto == "ipv4" and not toolbox.ipv4_is_valid(q):
|
||||
qtype = "A"
|
||||
try:
|
||||
q = toolbox.resolve(q, qtype)
|
||||
except dns_exc.DNSException:
|
||||
return error_page("%s is unresolvable or invalid for %s" % (q, proto))
|
||||
|
||||
errors = []
|
||||
infos = {}
|
||||
|
|
@ -317,10 +356,9 @@ def traceroute(hosts, proto):
|
|||
if status is False:
|
||||
errors.append("%s" % resultat)
|
||||
continue
|
||||
|
||||
|
||||
infos[host] = add_links(resultat)
|
||||
return render_template('traceroute.html', infos=infos, errors=errors)
|
||||
|
||||
return flask.render_template('traceroute.html', infos=infos, errors=errors)
|
||||
|
||||
|
||||
@app.route("/adv/<hosts>/<proto>")
|
||||
|
|
@ -367,7 +405,8 @@ def get_as_name(_as):
|
|||
"""return a string that contain the as number following by the as name
|
||||
|
||||
It's the use whois database informations
|
||||
# Warning, the server can be blacklisted from ripe is too many requests are done
|
||||
Warning, the server can be blacklisted from ripe is too many requests
|
||||
are done
|
||||
"""
|
||||
if not _as:
|
||||
return "AS?????"
|
||||
|
|
@ -378,7 +417,7 @@ def get_as_name(_as):
|
|||
name = mc.get(str('lg_%s' % _as))
|
||||
if not name:
|
||||
app.logger.info("asn for as %s not found in memcache", _as)
|
||||
name = get_asn_from_as(_as)[-1].replace(" ","\r",1)
|
||||
name = get_asn_from_as(_as)[-1].replace(" ", "\r", 1)
|
||||
if name:
|
||||
mc.set(str("lg_%s" % _as), str(name), memcache_expiration)
|
||||
return "AS%s | %s" % (_as, name)
|
||||
|
|
@ -399,7 +438,7 @@ def show_bgpmap():
|
|||
|
||||
data = get_query()
|
||||
if not data:
|
||||
abort(400)
|
||||
flask.abort(400)
|
||||
|
||||
data = json.loads(data)
|
||||
|
||||
|
|
@ -417,8 +456,14 @@ def show_bgpmap():
|
|||
|
||||
def add_node(_as, **kwargs):
|
||||
if _as not in nodes:
|
||||
kwargs["label"] = '<<TABLE CELLBORDER="0" BORDER="0" CELLPADDING="0" CELLSPACING="0"><TR><TD ALIGN="CENTER">' + escape(kwargs.get("label", get_as_name(_as))).replace("\r","<BR/>") + "</TD></TR></TABLE>>"
|
||||
nodes[_as] = pydot.Node(_as, style="filled", fontsize="10", **kwargs)
|
||||
label = escape(kwargs.get("label", get_as_name(_as)))
|
||||
kwargs["label"] = ('<<TABLE CELLBORDER="0" BORDER="0" '
|
||||
'CELLPADDING="0" CELLSPACING="0">'
|
||||
'<TR><TD ALIGN="CENTER">' +
|
||||
label.replace("\r", "<BR/>") +
|
||||
"</TD></TR></TABLE>>")
|
||||
nodes[_as] = pydot.Node(_as, style="filled", fontsize="10",
|
||||
**kwargs)
|
||||
graph.add_node(nodes[_as])
|
||||
return nodes[_as]
|
||||
|
||||
|
|
@ -437,15 +482,19 @@ def show_bgpmap():
|
|||
label_without_star = kwargs["label"].replace("*", "")
|
||||
labels = e.get_label().split("\r")
|
||||
if "%s*" % label_without_star not in labels:
|
||||
labels = [ kwargs["label"] ] + [ l for l in labels if not l.startswith(label_without_star) ]
|
||||
labels = sorted(labels, cmp=lambda x,y: x.endswith("*") and -1 or 1)
|
||||
labels = [kwargs["label"]] + [
|
||||
l for l in labels if not l.startswith(label_without_star)]
|
||||
labels = sorted(labels,
|
||||
cmp=lambda x, y: x.endswith("*") and -1 or 1)
|
||||
|
||||
label = escape("\r".join(labels))
|
||||
e.set_label(label)
|
||||
return edges[edge_tuple]
|
||||
|
||||
for host, asmaps in data.iteritems():
|
||||
add_node(host, label= "%s\r%s" % (host.upper(), app.config["DOMAIN"].upper()), shape="box", fillcolor="#F5A9A9")
|
||||
add_node(host, label="%s\r%s" % (host.upper(),
|
||||
app.config["DOMAIN"].upper()),
|
||||
shape="box", fillcolor="#F5A9A9")
|
||||
|
||||
as_number = app.config["AS_NUMBER"].get(host, None)
|
||||
if as_number:
|
||||
|
|
@ -454,7 +503,8 @@ def show_bgpmap():
|
|||
edge.set_color("red")
|
||||
edge.set_style("bold")
|
||||
|
||||
#colors = [ "#009e23", "#1a6ec1" , "#d05701", "#6f879f", "#939a0e", "#0e9a93", "#9a0e85", "#56d8e1" ]
|
||||
# colors = ["#009e23", "#1a6ec1" , "#d05701", "#6f879f",
|
||||
# "#939a0e", "#0e9a93", "#9a0e85", "#56d8e1"]
|
||||
previous_as = None
|
||||
hosts = data.keys()
|
||||
for host, asmaps in data.iteritems():
|
||||
|
|
@ -480,12 +530,13 @@ def show_bgpmap():
|
|||
else:
|
||||
hop_label = ""
|
||||
|
||||
|
||||
add_node(_as, fillcolor=(first and "#F5A9A9" or "white"))
|
||||
if hop_label:
|
||||
edge = add_edge(nodes[previous_as], nodes[_as], label=hop_label, fontsize="7")
|
||||
edge = add_edge(nodes[previous_as], nodes[_as],
|
||||
label=hop_label, fontsize="7")
|
||||
else:
|
||||
edge = add_edge(nodes[previous_as], nodes[_as], fontsize="7")
|
||||
edge = add_edge(nodes[previous_as], nodes[_as],
|
||||
fontsize="7")
|
||||
|
||||
hop_label = ""
|
||||
|
||||
|
|
@ -504,18 +555,21 @@ def show_bgpmap():
|
|||
node.set_shape("box")
|
||||
|
||||
for _as in prepend_as:
|
||||
graph.add_edge(pydot.Edge(*(_as, _as), label=" %dx" % prepend_as[_as], color="grey", fontcolor="grey"))
|
||||
graph.add_edge(pydot.Edge(*(_as, _as), label=" %dx" % prepend_as[_as],
|
||||
color="grey", fontcolor="grey"))
|
||||
|
||||
#response = Response("<pre>" + graph.create_dot() + "</pre>")
|
||||
response = Response(graph.create_png(), mimetype='image/png')
|
||||
# response = Response("<pre>" + graph.create_dot() + "</pre>")
|
||||
response = flask.Response(graph.create_png(), mimetype='image/png')
|
||||
response.headers['Last-Modified'] = datetime.now()
|
||||
response.headers['Cache-Control'] = 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0, max-age=0'
|
||||
response.headers['Cache-Control'] = ('no-store, no-cache, '
|
||||
'must-revalidate, '
|
||||
'post-check=0, pre-check=0, '
|
||||
'max-age=0')
|
||||
response.headers['Pragma'] = 'no-cache'
|
||||
response.headers['Expires'] = '-1'
|
||||
return response
|
||||
|
||||
|
||||
|
||||
def build_as_tree_from_raw_bird_ouput(host, proto, text):
|
||||
"""Extract the as path from the raw bird "show route all" command"""
|
||||
|
||||
|
|
@ -545,8 +599,10 @@ def build_as_tree_from_raw_bird_ouput(host, proto, text):
|
|||
break
|
||||
else:
|
||||
# ugly hack for good printing
|
||||
path = [ peer_protocol_name ]
|
||||
# path = ["%s\r%s" % (peer_protocol_name, get_as_name(get_as_number_from_protocol_name(host, proto, peer_protocol_name)))]
|
||||
path = [peer_protocol_name]
|
||||
# path = ["%s\r%s" % (peer_protocol_name,
|
||||
# get_as_name(get_as_number_from_protocol_name(
|
||||
# host, proto, peer_protocol_name)))]
|
||||
|
||||
expr2 = re.search(r'(.*)unreachable\s+\[(\w+)\s+', line)
|
||||
if expr2:
|
||||
|
|
@ -571,7 +627,7 @@ def build_as_tree_from_raw_bird_ouput(host, proto, text):
|
|||
def show_route(request_type, hosts, proto):
|
||||
expression = get_query()
|
||||
if not expression:
|
||||
abort(400)
|
||||
flask.abort(400)
|
||||
|
||||
set_session(request_type, hosts, proto, expression)
|
||||
|
||||
|
|
@ -596,19 +652,19 @@ def show_route(request_type, hosts, proto):
|
|||
mask = "32"
|
||||
if not mask and proto == "ipv6":
|
||||
mask = "128"
|
||||
if not mask_is_valid(mask):
|
||||
if not toolbox.mask_is_valid(mask):
|
||||
return error_page("mask %s is invalid" % mask)
|
||||
|
||||
if proto == "ipv6" and not ipv6_is_valid(expression):
|
||||
try:
|
||||
expression = resolve(expression, "AAAA")
|
||||
except:
|
||||
return error_page("%s is unresolvable or invalid for %s" % (expression, proto))
|
||||
if proto == "ipv4" and not ipv4_is_valid(expression):
|
||||
try:
|
||||
expression = resolve(expression, "A")
|
||||
except:
|
||||
return error_page("%s is unresolvable or invalid for %s" % (expression, proto))
|
||||
if proto == "ipv6" and not toolbox.ipv6_is_valid(expression):
|
||||
qtype = "AAAA"
|
||||
elif proto == "ipv4" and not toolbox.ipv4_is_valid(expression):
|
||||
qtype = "A"
|
||||
|
||||
try:
|
||||
expression = toolbox.resolve(expression, qtype)
|
||||
except dns_exc.DNSException:
|
||||
return error_page("%s is unresolvable or invalid for %s" %
|
||||
(expression, proto))
|
||||
|
||||
if mask:
|
||||
expression += "/" + mask
|
||||
|
|
@ -626,7 +682,8 @@ def show_route(request_type, hosts, proto):
|
|||
continue
|
||||
|
||||
if len(res) <= 1:
|
||||
errors.append("%s: bird command failed with error, %s" % (host, "\n".join(res)))
|
||||
errors.append("%s: bird command failed with error, %s" %
|
||||
(host, "\n".join(res)))
|
||||
continue
|
||||
|
||||
if bgpmap:
|
||||
|
|
@ -637,8 +694,11 @@ def show_route(request_type, hosts, proto):
|
|||
if bgpmap:
|
||||
detail = json.dumps(detail)
|
||||
|
||||
return render_template((bgpmap and 'bgpmap.html' or 'route.html'), detail=detail, command=command, expression=expression, errors=errors)
|
||||
return flask.render_template((bgpmap and 'bgpmap.html' or 'route.html'),
|
||||
detail=detail, command=command,
|
||||
expression=expression, errors=errors)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
app.run(app.config.get("BIND_IP", "0.0.0.0"), app.config.get("BIND_PORT", 5000))
|
||||
app.run(app.config.get("BIND_IP", "0.0.0.0"),
|
||||
app.config.get("BIND_PORT", 5000))
|
||||
|
|
|
|||
|
|
@ -20,96 +20,107 @@
|
|||
###
|
||||
|
||||
|
||||
import sys
|
||||
import logging
|
||||
from logging.handlers import TimedRotatingFileHandler
|
||||
from logging import FileHandler
|
||||
from logging import handlers
|
||||
import subprocess
|
||||
from urllib import unquote
|
||||
import sys
|
||||
import urllib
|
||||
|
||||
from bird import BirdSocket
|
||||
import flask
|
||||
|
||||
from flask import Flask, request, abort
|
||||
import bird
|
||||
|
||||
app = Flask(__name__)
|
||||
app = flask.Flask(__name__)
|
||||
app.debug = app.config["DEBUG"]
|
||||
app.config.from_pyfile('lgproxy.cfg')
|
||||
|
||||
file_handler = TimedRotatingFileHandler(filename=app.config["LOG_FILE"], when="midnight")
|
||||
file_handler = handlers.TimedRotatingFileHandler(
|
||||
filename=app.config["LOG_FILE"], when="midnight")
|
||||
app.logger.setLevel(getattr(logging, app.config["LOG_LEVEL"].upper()))
|
||||
app.logger.addHandler(file_handler)
|
||||
|
||||
|
||||
@app.before_request
|
||||
def access_log_before(*args, **kwargs):
|
||||
app.logger.info("[%s] request %s, %s", request.remote_addr, request.url, "|".join(["%s:%s"%(k,v) for k,v in request.headers.items()]))
|
||||
app.logger.info("[%s] flash.request %s, %s",
|
||||
flask.request.remote_addr,
|
||||
flask.request.url, "|".join(
|
||||
["%s:%s" % (k, v) for k, v in
|
||||
flask.request.headers.items()])
|
||||
)
|
||||
|
||||
|
||||
@app.after_request
|
||||
def access_log_after(response, *args, **kwargs):
|
||||
app.logger.info("[%s] reponse %s, %s", request.remote_addr, request.url, response.status_code)
|
||||
app.logger.info("[%s] reponse %s, %s", flask.request.remote_addr,
|
||||
flask.request.url, response.status_code)
|
||||
return response
|
||||
|
||||
|
||||
def check_accesslist():
|
||||
if app.config["ACCESS_LIST"] and request.remote_addr not in app.config["ACCESS_LIST"]:
|
||||
abort(401)
|
||||
if (app.config["ACCESS_LIST"] and
|
||||
flask.request.remote_addr not in app.config["ACCESS_LIST"]):
|
||||
flask.abort(401)
|
||||
|
||||
|
||||
@app.route("/traceroute")
|
||||
@app.route("/traceroute6")
|
||||
def traceroute():
|
||||
check_accesslist()
|
||||
|
||||
if sys.platform.startswith('freebsd') or sys.platform.startswith('netbsd') or sys.platform.startswith('openbsd'):
|
||||
traceroute4 = [ 'traceroute' ]
|
||||
traceroute6 = [ 'traceroute6' ]
|
||||
else: # For Linux
|
||||
traceroute4 = [ 'traceroute', '-4' ]
|
||||
traceroute6 = [ 'traceroute', '-6' ]
|
||||
|
||||
if (sys.platform.startswith('freebsd') or sys.platform.startswith('netbsd')
|
||||
or sys.platform.startswith('openbsd')):
|
||||
traceroute4 = ['traceroute']
|
||||
traceroute6 = ['traceroute6']
|
||||
else: # For Linux
|
||||
traceroute4 = ['traceroute', '-4']
|
||||
traceroute6 = ['traceroute', '-6']
|
||||
|
||||
src = []
|
||||
if request.path == '/traceroute6':
|
||||
traceroute = traceroute6
|
||||
if app.config.get("IPV6_SOURCE",""):
|
||||
src = [ "-s", app.config.get("IPV6_SOURCE") ]
|
||||
if flask.request.path == '/traceroute6':
|
||||
traceroute = traceroute6
|
||||
if app.config.get("IPV6_SOURCE", ""):
|
||||
src = ["-s", app.config.get("IPV6_SOURCE")]
|
||||
else:
|
||||
traceroute = traceroute4
|
||||
if app.config.get("IPV4_SOURCE", ""):
|
||||
src = ["-s", app.config.get("IPV4_SOURCE")]
|
||||
|
||||
else:
|
||||
traceroute = traceroute4
|
||||
if app.config.get("IPV4_SOURCE",""):
|
||||
src = [ "-s", app.config.get("IPV4_SOURCE") ]
|
||||
|
||||
query = request.args.get("q","")
|
||||
query = unquote(query)
|
||||
query = flask.request.args.get("q", "")
|
||||
query = urllib.unquote(query)
|
||||
|
||||
if sys.platform.startswith('freebsd') or sys.platform.startswith('netbsd'):
|
||||
options = [ '-a', '-q1', '-w1', '-m15' ]
|
||||
options = ['-a', '-q1', '-w1', '-m15']
|
||||
elif sys.platform.startswith('openbsd'):
|
||||
options = [ '-A', '-q1', '-w1', '-m15' ]
|
||||
else: # For Linux
|
||||
options = [ '-A', '-q1', '-N32', '-w1', '-m15' ]
|
||||
command = traceroute + src + options + [ query ]
|
||||
result = subprocess.Popen( command , stdout=subprocess.PIPE).communicate()[0].decode('utf-8', 'ignore').replace("\n","<br>")
|
||||
|
||||
return result
|
||||
|
||||
options = ['-A', '-q1', '-w1', '-m15']
|
||||
else: # For Linux
|
||||
options = ['-A', '-q1', '-N32', '-w1', '-m15']
|
||||
command = traceroute + src + options + [query]
|
||||
p = subprocess.Popen(command, stdout=subprocess.PIPE)
|
||||
return p.communicate()[0].decode('utf-8', 'ignore').replace("\n", "<br>")
|
||||
|
||||
|
||||
@app.route("/bird")
|
||||
@app.route("/bird6")
|
||||
def bird():
|
||||
def bird_query():
|
||||
check_accesslist()
|
||||
|
||||
if request.path == "/bird": b = BirdSocket(file=app.config.get("BIRD_SOCKET"))
|
||||
elif request.path == "/bird6": b = BirdSocket(file=app.config.get("BIRD6_SOCKET"))
|
||||
else: return "No bird socket selected"
|
||||
if flask.request.path == "/bird":
|
||||
b = bird.BirdSocket(file=app.config.get("BIRD_SOCKET"))
|
||||
elif flask.request.path == "/bird6":
|
||||
b = bird.BirdSocket(file=app.config.get("BIRD6_SOCKET"))
|
||||
else:
|
||||
return "No bird socket selected"
|
||||
|
||||
query = request.args.get("q","")
|
||||
query = unquote(query)
|
||||
query = flask.request.args.get("q", "")
|
||||
query = urllib.unquote(query)
|
||||
|
||||
status, result = b.cmd(query)
|
||||
b.close()
|
||||
# FIXME: use status
|
||||
return result
|
||||
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
app.logger.info("lgproxy start")
|
||||
app.run("0.0.0.0")
|
||||
|
||||
|
|
|
|||
|
|
@ -20,56 +20,66 @@
|
|||
###
|
||||
|
||||
from dns import resolver
|
||||
import socket
|
||||
import pickle
|
||||
import socket
|
||||
import xml.parsers.expat
|
||||
|
||||
resolv = resolver.Resolver()
|
||||
resolv.timeout = 0.5
|
||||
resolv.lifetime = 1
|
||||
|
||||
|
||||
def resolve(n, q):
|
||||
return str(resolv.query(n,q)[0])
|
||||
return str(resolv.query(n, q)[0])
|
||||
|
||||
|
||||
def mask_is_valid(n):
|
||||
if not n:
|
||||
return True
|
||||
try:
|
||||
mask = int(n)
|
||||
return ( mask >= 1 and mask <= 128)
|
||||
except:
|
||||
return False
|
||||
if not n:
|
||||
return True
|
||||
try:
|
||||
mask = int(n)
|
||||
except ValueError:
|
||||
return False
|
||||
else:
|
||||
return (mask >= 1 and mask <= 128)
|
||||
|
||||
|
||||
def ipv4_is_valid(n):
|
||||
try:
|
||||
socket.inet_pton(socket.AF_INET, n)
|
||||
return True
|
||||
except socket.error:
|
||||
return False
|
||||
else:
|
||||
return True
|
||||
|
||||
|
||||
def ipv6_is_valid(n):
|
||||
try:
|
||||
socket.inet_pton(socket.AF_INET6, n)
|
||||
return True
|
||||
except socket.error:
|
||||
return False
|
||||
else:
|
||||
return True
|
||||
|
||||
|
||||
def save_cache_pickle(filename, data):
|
||||
output = open(filename, 'wb')
|
||||
pickle.dump(data, output)
|
||||
output.close()
|
||||
output = open(filename, 'wb')
|
||||
pickle.dump(data, output)
|
||||
output.close()
|
||||
|
||||
|
||||
def load_cache_pickle(filename, default=None):
|
||||
try:
|
||||
pkl_file = open(filename, 'rb')
|
||||
except IOError:
|
||||
return default
|
||||
try:
|
||||
data = pickle.load(pkl_file)
|
||||
except pickle.UnpicklingError:
|
||||
data = default
|
||||
pkl_file.close()
|
||||
return data
|
||||
|
||||
def load_cache_pickle(filename, default = None):
|
||||
try:
|
||||
pkl_file = open(filename, 'rb')
|
||||
except IOError:
|
||||
return default
|
||||
try:
|
||||
data = pickle.load(pkl_file)
|
||||
except:
|
||||
data = default
|
||||
pkl_file.close()
|
||||
return data
|
||||
|
||||
def unescape(s):
|
||||
want_unicode = False
|
||||
|
|
|
|||
Loading…
Reference in New Issue