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Diffstat (limited to 'vnet/vnet/map/examples/gen-rules.py')
| -rwxr-xr-x | vnet/vnet/map/examples/gen-rules.py | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/vnet/vnet/map/examples/gen-rules.py b/vnet/vnet/map/examples/gen-rules.py deleted file mode 100755 index 7964aa9a359..00000000000 --- a/vnet/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() |