Something that is hopefully a DHCP server package

[invirt/packages/invirt-dhcp.git] / code / pydhcplib / scripts / pydhcp

diff --git a/code/pydhcplib/scripts/pydhcp b/code/pydhcplib/scripts/pydhcp
new file mode 100644 (file)
index 0000000..a0fec1b
--- /dev/null
+++ b/code/pydhcplib/scripts/pydhcp
@@ -0,0 +1,122 @@
+#!/usr/bin/python
+
+
+from pydhcplib import dhcp_constants
+from pydhcplib import dhcp_packet
+from pydhcplib import dhcp_network
+
+from pydhcplib import type_hw_addr
+from pydhcplib import type_ipv4
+from pydhcplib import type_strlist
+
+import sys
+
+from optparse import OptionParser
+
+
+parser = OptionParser()
+
+""" Action options """
+parser.add_option("-L", "--listen", action="store_true",dest="listen", help="",default=False)
+parser.add_option("-E", "--emit",  action="store_true",dest="emit", help="",  default=False)
+parser.add_option("-R", "--readable-conversion",  action="store_true",dest="readable", help="", default=False)
+parser.add_option("-B", "--binary-conversion",  action="store_true",dest="binary", help="", default=False)
+parser.add_option("-s", "--source-file", action="store",dest="source", help="", default=False, type="string")
+parser.add_option("-d", "--destination-file", action="store",dest="destination", help="", default=False, type="string")
+parser.add_option("-p", "--port", action="store",dest="port", help="", default="67", type="int")
+parser.add_option("-a", "--address", action="store",dest="address", help="", default="0.0.0.0", type="string")
+parser.add_option("-r", "--raw", action="store",dest="raw", help="", default=False,type="string")
+parser.add_option("-n", "--number", action="store",dest="number", help="", default="0", type="int")
+
+
+
+(options, args) = parser.parse_args()
+
+print options
+
+
+
+def main() :
+    ActionSum = 0
+    for Action in (options.listen,options.emit,options.readable,options.binary) :
+        if Action == True : ActionSum += 1
+    if ActionSum > 1 :
+        print "Command line error : [-L -E -R -B] Only one of these actions can be taken."
+        sys.exit(0)
+
+    if options.readable == True : r_conversion()
+
+    if options.binary == True : b_conversion()
+
+    if options.listen == True :
+        if options.raw == False:
+            listen_address(options.address,options.port,int(options.number))
+        else  :
+            print "Listen RAW : ",options.raw
+            listen_packet(options.raw,options.number)
+
+    if options.emit == True : emit(options.address,options.port)
+
+
+def listen_address(address,port,number) :
+    listener = dhcp_network.DhcpClient(address,port,port)
+
+    if  (number == 0 ) :
+        while True :
+            packet = listener.GetNextDhcpPacket()
+            packet.PrintHeaders()
+            packet.PrintOptions()
+
+    else :
+        while number > 0 :
+            packet = listener.GetNextDhcpPacket()
+            packet.PrintHeaders()
+            packet.Print()
+
+            number -= 1
+
+def listen_packet(interface,number) :
+    listener = dhcp_network.DhcpRawClient(mysocket)
+
+    if  (number == 0 ) :
+        while True :
+            packet = dhcp_packet.DhcpPacket()
+            
+            packet.DecodePacket(listener.Receive(1024))
+            packet.PrintHeaders()
+            packet.PrintOptions()
+
+    else :
+        while number > 0 :
+            packet = dhcp_packet.DhcpPacket()
+            
+            packet.DecodePacket(listener.Receive(1024))
+            packet.PrintHeaders()
+            packet.PrintOptions()
+
+            number -= 1
+    
+
+def emit(address,port) :
+    pass
+
+def r_conversion() :
+    rawdata = sys.stdin.read()
+    while ( len(rawdata)>0 ) :
+        readdata = dhcp_packet.DhcpPacket()
+        readdata.DecodePacket(rawdata)
+        readdata.PrintHeaders()
+        readdata.PrintOptions()
+        rawdata = sys.stdin.read()
+
+def b_conversion() :
+    """
+    pythondata =  sys.stdin.read()
+    while ( len(pythondata)>0 ) :
+        data = dhcp_packet.DhcpPacket()
+        data.DecodePacket(rawdata)
+        
+        pythondata = sys.stdin.read()
+    """
+
+main()