summaryrefslogtreecommitdiffstats
path: root/src/vnet/map/examples/gen-rules.py
diff options
context:
space:
mode:
Diffstat (limited to 'src/vnet/map/examples/gen-rules.py')
-rwxr-xr-xsrc/vnet/map/examples/gen-rules.py186
1 files changed, 0 insertions, 186 deletions
diff --git a/src/vnet/map/examples/gen-rules.py b/src/vnet/map/examples/gen-rules.py
deleted file mode 100755
index 7964aa9a359..00000000000
--- a/src/vnet/map/examples/gen-rules.py
+++ /dev/null
@@ -1,186 +0,0 @@
-#!/usr/bin/env python3
-
-# Copyright (c) 2015 Cisco and/or its affiliates.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at:
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-import ipaddress
-import argparse
-import sys
-
-# 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 = 0
-
-parser = argparse.ArgumentParser(description='MAP VPP configuration generator')
-parser.add_argument('-t', action="store", dest="mapmode")
-parser.add_argument('-f', action="store", dest="format", default="vpp")
-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()
-
-#
-# Print domain
-#
-def domain_print(i, ip4_pfx, ip6_pfx, ip6_src, eabits_len, psid_offset, psid_len):
- if format == 'vpp':
- print("map add domain ip4-pfx " + ip4_pfx + " ip6-pfx", ip6_pfx, "ip6-src " + ip6_src +
- " ea-bits-len", eabits_len, "psid-offset", psid_offset, "psid-len", psid_len)
- if format == 'confd':
- print("vpp softwire softwire-instances softwire-instance", i, "br-ipv6 " + ip6_src +
- " ipv6-prefix " + ip6_pfx + " ipv4-prefix " + ip4_pfx +
- " ea-bits-len", eabits_len, "psid-offset", psid_offset, "psid-len", psid_len)
- if format == 'xml':
- print("<softwire-instance>")
- print("<id>", i, "</id>");
- print(" <br-ipv6>" + ip6_src + "</br-ipv6>")
- print(" <ipv6-prefix>" + ip6_pfx + "</ipv6-prefix>")
- print(" <ipv4-prefix>" + ip4_pfx + "</ipv4-prefix>")
- print(" <ea-len>", eabits_len, "</ea-len>")
- print(" <psid-len>", psid_len, "</psid-len>")
- print(" <psid-offset>", psid_offset, "</psid-offset>")
-
-def domain_print_end():
- if format == 'xml':
- print("</softwire-instance>")
-
-def rule_print(i, psid, dst):
- if format == 'vpp':
- print("map add rule index", i, "psid", psid, "ip6-dst", dst)
- if format == 'confd':
- print("binding", psid, "ipv6-addr", dst)
- if format == 'xml':
- print(" <binding>")
- print(" <psid>", psid, "</psid>")
- print(" <ipv6-addr>", dst, "</ipv6-addr>")
- print(" </binding>")
-
-#
-# Algorithmic mapping Shared IPv4 address
-#
-def algo(ip4_pfx_str, ip6_pfx_str, ip6_src_str, ea_bits_len, psid_offset, psid_len, ip6_src_ecmp = False):
- domain_print(0, ip4_pfx_str, ip6_pfx_str, ip6_src_str, ea_bits_len, psid_offset, psid_len)
- domain_print_end()
-
-#
-# 1:1 Full IPv4 address
-#
-def lw46(ip4_pfx_str, ip6_pfx_str, ip6_src_str, ea_bits_len, psid_offset, psid_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
-
- for i in range(ip4_pfx.num_addresses):
- domain_print(i, str(ip4_pfx[i]) + "/32", str(ip6_dst[i]) + "/128", str(ip6_src), 0, 0, 0)
- domain_print_end()
- if ip6_src_ecmp and not i % mod:
- ip6_src = ip6_src + 1
-
-#
-# 1:1 Shared IPv4 address, shared BR (16) VPP CLI
-#
-def lw46_shared(ip4_pfx_str, ip6_pfx_str, ip6_src_str, ea_bits_len, psid_offset, psid_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
-
- for i in range(ip4_pfx.num_addresses):
- domain_print(i, str(ip4_pfx[i]) + "/32", "::/0", str(ip6_src), 0, 0, psid_len)
- for psid in range(0x1 << int(psid_len)):
- rule_print(i, psid, str(ip6_dst[(i * (0x1<<int(psid_len))) + psid]))
- domain_print_end()
- if ip6_src_ecmp and not i % mod:
- ip6_src = ip6_src + 1
-
-
-#
-# 1:1 Shared IPv4 address, shared BR
-#
-def lw46_shared_b(ip4_pfx_str, ip6_pfx_str, ip6_src_str, ea_bits_len, psid_offset, psid_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))
- mod = ip4_pfx.num_addresses / 1024
-
- for i in range(ip4_pfx.num_addresses):
- domain_print(i, str(ip4_pfx[i]) + "/32", "::/0", str(ip6_src), 0, 0, psid_len)
- for psid in range(0x1 << psid_len):
- enduserprefix = list(ip6_dst.pop(0).subnets(new_prefix=64))[255-1]
- rule_print(i, psid, enduserprefix[(i * (0x1<<psid_len)) + psid])
- domain_print_end()
- if ip6_src_ecmp and not i % mod:
- ip6_src = ip6_src + 1
-
-
-def xml_header_print():
- print('''
-<?xml version="1.0" encoding="UTF-8"?>
- <hello xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
- <capabilities>
- <capability>urn:ietf:params:netconf:base:1.0</capability>
- </capabilities>
- </hello>
-]]>]]>
-
-<?xml version="1.0" encoding="UTF-8"?>
- <rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="1">
- <edit-config>
- <target>
- <candidate/>
- </target>
- <config>
-
- <vpp xmlns="http://www.cisco.com/yang/cisco-vpp">
- <softwire>
- <softwire-instances>
-
- ''')
-
-def xml_footer_print():
- print('''
-</softwire-instances>
-</softwire>
-</vpp>
- </config>
- </edit-config>
- </rpc>
-
-]]>]]>
-
-<?xml version="1.0" encoding="UTF-8"?>
- <rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="2">
- <close-session/>
- </rpc>
-
-]]>]]>
- ''')
-
-
-format = args.format
-if format == 'xml':
- xml_header_print()
-globals()[args.mapmode](args.ip4_pfx, args.ip6_pfx, args.ip6_src, args.ea_bits_len, args.psid_offset, args.psid_len)
-if format == 'xml':
- xml_footer_print()