-#!/usr/bin/env python3.4
+#!/usr/bin/env python3
# Copyright (c) 2015 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# map add domain ip4-pfx <pfx> ip6-pfx ::/0 ip6-src <ip6-src> ea-bits-len 0 psid-offset 6 psid-len 6
# map add rule index <0> psid <psid> ip6-dst <ip6-dst>
+def_ip4_pfx = '192.0.2.0/24'
+def_ip6_pfx = '2001:db8::/32'
+def_ip6_src = '2001:db8::1'
+def_psid_offset = 6
+def_psid_len = 6
+def_ea_bits_len = 14
+
+
parser = argparse.ArgumentParser(description='MAP VPP configuration generator')
parser.add_argument('-t', action="store", dest="mapmode")
+parser.add_argument('--ip4-prefix', action="store", dest="ip4_pfx", default=def_ip4_pfx)
+parser.add_argument('--ip6-prefix', action="store", dest="ip6_pfx", default=def_ip6_pfx)
+parser.add_argument('--ip6-src', action="store", dest="ip6_src", default=def_ip6_src)
+parser.add_argument('--psid-len', action="store", dest="psid_len", default=def_psid_len)
+parser.add_argument('--psid-offset', action="store", dest="psid_offset", default=def_psid_offset)
+parser.add_argument('--ea-bits-len', action="store", dest="ea_bits_len", default=def_ea_bits_len)
args = parser.parse_args()
-#
-# 1:1 Shared IPv4 address, shared BR, Terastream
-#
-def terastream():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/22')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 6
- ip6_src = ipaddress.ip_address('cccc:bbbb::')
- for i in range(ip4_pfx.num_addresses):
- if not i % 64:
- ip6_src = ip6_src + 1
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-src " + str(ip6_src) +
- " ea-bits-len 0 psid-offset 0 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- print("map add rule index", i, "psid", psid, "ip6-dst", ip6_dst[(i * (0x1<<psid_len)) + psid])
#
-# 1:1 Shared IPv4 address, shared BR, OTE
+# Algorithmic mapping Shared IPv4 address
#
-def oteshared11():
- ip4_pfx = ipaddress.ip_network('2.84.63.0/24')
- dst = list(ipaddress.ip_network('2a02:580:8c00::/40').subnets(new_prefix=56))
- psid_len = 6
- ip6_src = ipaddress.ip_address('2a02::')
- for i in range(ip4_pfx.num_addresses):
- if not i % 64:
- ip6_src = ip6_src + 1
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-src " + str(ip6_src) +
- " ea-bits-len 0 psid-offset 6 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- enduserprefix = list(dst.pop(0).subnets(new_prefix=64))[255-1]
- print("map add rule index", i, "psid", psid, "ip6-dst", enduserprefix[(i * (0x1<<psid_len)) + psid])
-
+def algo(ip4_pfx_str, ip6_pfx_str, ip6_src_str, psid_len, ea_bits_len, ip6_src_ecmp = False):
+ print("map add domain ip4-pfx " + ip4_pfx_str + " ip6-pfx " + ip6_pfx_str + " ip6-src " + ip6_src_str +
+ " ea-bits-len " + str(ea_bits_len) + " psid-offset 6 psid-len " + str(psid_len))
#
-# 1:1 Shared IPv4 address, shared BR, Terastream
+# 1:1 Full IPv4 address
#
-def confdterastream():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/22')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 6
- ip6_src = ipaddress.ip_address('cccc:bbbb::')
- for i in range(ip4_pfx.num_addresses):
- if not i % 64:
- ip6_src = ip6_src + 1
- print("vpp softwire softwire-instances softwire-instance", i, "br-ipv6 " + str(ip6_src) + " ipv6-prefix ::/0" + " ipv4-prefix " + str(ip4_pfx[i]) +
- "/32 ea-len 0 psid-offset 6 psid-len", psid_len)
-# print("vpp softwire softwire-instances softwire-instance", i, "ipv4-pfx " + str(ip4_pfx[i]) + "/32 ipv6-pfx ::/0 br-ipv6 " + str(ip6_src) +
-# " ea-len 0 psid-offset 6 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- print("binding", psid, "ipv6-addr", ip6_dst[(i * (0x1<<psid_len)) + psid])
-
-def shared11br_yang():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 6
- for i in range(ip4_pfx.num_addresses):
- print("vpp softwire softwire-instances softwire-instance " + str(i) + " ipv4-prefix " + str(ip4_pfx[i]) + "/32 " +
- "ipv6-prefix ::/0 ea-len 0 psid-offset 6 tunnel-mtu 1234 psid-len", psid_len)
- #print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-shared-src cccc:bbbb::1",
- # "ea-bits-len 0 psid-offset 6 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- # print("map add rule index", i, "psid", psid, "ip6-dst", ip6_dst[(i * (0x1<<psid_len)) + psid])
- print("binding", psid, "ipv6-addr", ip6_dst[(i * (0x1<<psid_len)) + psid])
+def lw46(ip4_pfx_str, ip6_pfx_str, ip6_src_str, psid_len, ea_bits_len, ip6_src_ecmp = False):
+ ip4_pfx = ipaddress.ip_network(ip4_pfx_str)
+ ip6_src = ipaddress.ip_address(ip6_src_str)
+ ip6_dst = ipaddress.ip_network(ip6_pfx_str)
+ psid_len = 0
+ mod = ip4_pfx.num_addresses / 1024
-def shared11br_xml():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/32')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- ip6_src = ipaddress.ip_address('cccc:bbbb::')
- psid_len = 6
- print('<vpp xmlns="http://www.cisco.com/yang/cisco-vpp"><softwire><softwire-instances>');
- count = 1024;
for i in range(ip4_pfx.num_addresses):
- if not i % 64:
+ print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx " + str(ip6_dst[i]) + "/128 ip6-src",
+ ip6_src, "ea-bits-len 0 psid-offset 0 psid-len 0")
+ if ip6_src_ecmp and not i % mod:
ip6_src = ip6_src + 1
- if count == 0:
- break;
- count = count - 1;
- print('<softwire-instance>')
- print(' <id>'+ str(i)+ '</id>')
- print(' <ipv4-prefix>'+ str(ip4_pfx[i])+ '/32</ipv4-prefix>')
- print(' <ipv6-prefix>::/0</ipv6-prefix>')
- print(' <ea-len>0</ea-len>')
- print(' <psid-offset>0</psid-offset>')
- print(' <psid-len>'+ str(psid_len) + '</psid-len>')
- for psid in range(0x1 << psid_len):
- print(' <binding>')
- print(' <psid>', psid, '</psid>')
- print(' <ipv6-addr>'+ str(ip6_dst[(i * (0x1<<psid_len)) + psid]) + '</ipv6-addr>')
- print(' </binding>')
- print('</softwire-instance>')
- print('</softwire-instances></softwire>')
- print('</vpp>')
-
-#
-# 1:1 Shared IPv4 address, shared BR
-#
-def shared11br():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 6
- for i in range(ip4_pfx.num_addresses):
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-shared-src cccc:bbbb::1",
- "ea-bits-len 0 psid-offset 6 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- print("map add rule index", i, "psid", psid, "ip6-dst", ip6_dst[(i * (0x1<<psid_len)) + psid])
#
-# 1:1 Shared IPv4 address, shared BR
+# 1:1 Shared IPv4 address, shared BR (16) VPP CLI
#
-def shared11br():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 6
- for i in range(ip4_pfx.num_addresses):
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-shared-src cccc:bbbb::1",
- "ea-bits-len 0 psid-offset 6 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- print("map add rule index", i, "psid", psid, "ip6-dst", ip6_dst[(i * (0x1<<psid_len)) + psid])
+def lw46_shared(ip4_pfx_str, ip6_pfx_str, ip6_src_str, psid_len, ea_bits_len, ip6_src_ecmp = False):
+ ip4_pfx = ipaddress.ip_network(ip4_pfx_str)
+ ip6_src = ipaddress.ip_address(ip6_src_str)
+ ip6_dst = ipaddress.ip_network(ip6_pfx_str)
+ mod = ip4_pfx.num_addresses / 1024
-#
-# 1:1 Shared IPv4 address
-#
-def shared11():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
- ip6_src = ipaddress.ip_network('cccc:bbbb::/64')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 6
for i in range(ip4_pfx.num_addresses):
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-src", ip6_src[i],
- "ea-bits-len 0 psid-offset 6 psid-len", psid_len)
+ print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-src " + str(ip6_src) +
+ " ea-bits-len 0 psid-offset 0 psid-len", psid_len)
for psid in range(0x1 << psid_len):
print("map add rule index", i, "psid", psid, "ip6-dst", ip6_dst[(i * (0x1<<psid_len)) + psid])
+ if ip6_src_ecmp and not i % mod:
+ ip6_src = ip6_src + 1
#
-# 1:1 Shared IPv4 address small
+# 1:1 Shared IPv4 address, shared BR
#
-def smallshared11():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/24')
- ip6_src = ipaddress.ip_network('cccc:bbbb::/64')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
+def lw46_shared_b(ip4_pfx_str, ip6_pfx_str, ip6_src_str, psid_len, ea_bits_len, ip6_src_ecmp = False):
+ ip4_pfx = ipaddress.ip_network(ip4_pfx_str)
+ ip6_src = ipaddress.ip_address(ip6_src_str)
+ ip6_dst = list(ipaddress.ip_network(ip6_pfx_str).subnets(new_prefix=56))
psid_len = 6
- for i in range(ip4_pfx.num_addresses):
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-src", ip6_src[i],
- "ea-bits-len 0 psid-offset 6 psid-len", psid_len)
- for psid in range(0x1 << psid_len):
- print("map add rule index", i, "psid", psid, "ip6-dst", ip6_dst[(i * (0x1<<psid_len)) + psid])
-#
-# 1:1 Full IPv4 address
-#
-def full11():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
- ip6_src = ipaddress.ip_network('cccc:bbbb::/64')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 0
- for i in range(ip4_pfx.num_addresses):
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx " + str(ip6_dst[i]) + "/128 ip6-src", ip6_src[i],
- "ea-bits-len 0 psid-offset 0 psid-len 0")
-def full11br():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
- ip6_dst = ipaddress.ip_network('bbbb::/32')
- psid_len = 0
- for i in range(ip4_pfx.num_addresses):
- print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx " + str(ip6_dst[i]) + "/128 ip6-shared-src cccc:bbbb::1",
- "ea-bits-len 0 psid-offset 0 psid-len 0")
-
-#
-# Algorithmic mapping Shared IPv4 address
-#
-def algo():
- print("map add domain ip4-pfx 20.0.0.0/24 ip6-pfx bbbb::/32 ip6-src cccc:bbbb::1 ea-bits-len 16 psid-offset 6 psid-len 8")
- print("map add domain ip4-pfx 20.0.1.0/24 ip6-pfx bbbb:1::/32 ip6-src cccc:bbbb::2 ea-bits-len 8 psid-offset 0 psid-len 0")
-
-#
-# IP4 forwarding
-#
-def ip4():
- ip4_pfx = ipaddress.ip_network('20.0.0.0/16')
for i in range(ip4_pfx.num_addresses):
- print("ip route add " + str(ip4_pfx[i]) + "/32 via 172.16.0.2")
-
-
-globals()[args.mapmode]()
-
+ if not i % 64:
+ ip6_src = ip6_src + 1
+ print("map add domain ip4-pfx " + str(ip4_pfx[i]) + "/32 ip6-pfx ::/0 ip6-src " + str(ip6_src) +
+ " ea-bits-len 0 psid-offset 6 psid-len", psid_len)
+ for psid in range(0x1 << psid_len):
+ enduserprefix = list(ip6_dst.pop(0).subnets(new_prefix=64))[255-1]
+ print("map add rule index", i, "psid", psid, "ip6-dst", enduserprefix[(i * (0x1<<psid_len)) + psid])
+globals()[args.mapmode](args.ip4_pfx, args.ip6_pfx, args.ip6_src, args.psid_len, args.psid_offset,
+ args.ea_bits_len)
Code Review / vpp.git / blobdiff