From cb9cadad578297ffd78fa8a33670bdf1ab669e7e Mon Sep 17 00:00:00 2001
From: Ed Warnicke <eaw@cisco.com>
Date: Tue, 8 Dec 2015 15:45:58 -0700
Subject: Initial commit of vpp code.

Change-Id: Ib246f1fbfce93274020ee93ce461e3d8bd8b9f17
Signed-off-by: Ed Warnicke <eaw@cisco.com>
---
 vnet/vnet/map/examples/gen-rules.py | 213 ++++++++++++++++++++++++++++++++++++
 1 file changed, 213 insertions(+)
 create mode 100755 vnet/vnet/map/examples/gen-rules.py

(limited to 'vnet/vnet/map/examples/gen-rules.py')

diff --git a/vnet/vnet/map/examples/gen-rules.py b/vnet/vnet/map/examples/gen-rules.py
new file mode 100755
index 00000000000..d6746f79af4
--- /dev/null
+++ b/vnet/vnet/map/examples/gen-rules.py
@@ -0,0 +1,213 @@
+#!/usr/bin/env python3.4
+
+# 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>
+
+parser = argparse.ArgumentParser(description='MAP VPP configuration generator')
+parser.add_argument('-t', action="store", dest="mapmode")
+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
+#
+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])
+
+
+#
+# 1:1 Shared IPv4 address, shared BR, Terastream
+#
+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 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:
+            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
+#
+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
+#
+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)
+        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 small
+#
+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')
+    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]()
+
+
-- 
cgit 1.2.3-korg