PAPI: Expose API enums to tests / applications

e.g:
from vpp_papi import VppEnum

VppEnum.vl_api_address_family_t.ADDRESS_IP4

Change-Id: I10c22d57234a1a06e98a889cf80b19085b468ed3
Signed-off-by: Ole Troan <ot@cisco.com>

2 files changed, 63 insertions, 52 deletions

diff --git a/test/test_svs.py b/test/test_svs.py
index 550f35a489f..8429f437ae1 100644
--- a/test/test_svs.py
+++ b/test/test_svs.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 
 from framework import VppTestCase, VppTestRunner
-from vpp_ip import IpAddressFamily, VppIpPrefix
+from vpp_ip import VppIpPrefix
 
 from vpp_ip_route import VppIpTable
 
@@ -10,6 +10,8 @@ from scapy.layers.l2 import Ether
 from scapy.layers.inet import IP, UDP, ICMP
 from scapy.layers.inet6 import IPv6
 
+from vpp_papi import VppEnum
+
 
 class TestSVS(VppTestCase):
     """ SVS Test Case """
@@ -94,7 +96,8 @@ class TestSVS(VppTestCase):
         table_ids = [101, 102]
 
         for table_id in table_ids:
-            self.vapi.svs_table_add_del(IpAddressFamily.ADDRESS_IP4, table_id)
+            self.vapi.svs_table_add_del(
+                VppEnum.vl_api_address_family_t.ADDRESS_IP4, table_id)
 
             #
             # map X.0.0.0/8 to each SVS table for lookup in table X
@@ -108,12 +111,12 @@ class TestSVS(VppTestCase):
         #
         # Enable SVS on pg0/pg1 using table 1001/1002
         #
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP4,
-                                     table_ids[0],
-                                     self.pg0.sw_if_index)
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP4,
-                                     table_ids[1],
-                                     self.pg1.sw_if_index)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP4, table_ids[0],
+            self.pg0.sw_if_index)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP4, table_ids[1],
+            self.pg1.sw_if_index)
 
         #
         # now all the packets should be delivered out the respective interface
@@ -148,22 +151,24 @@ class TestSVS(VppTestCase):
 
         self.assertEqual(ss[0].table_id, table_ids[0])
         self.assertEqual(ss[0].sw_if_index, self.pg0.sw_if_index)
-        self.assertEqual(ss[0].af, IpAddressFamily.ADDRESS_IP4)
+        self.assertEqual(ss[0].af, VppEnum.vl_api_address_family_t.ADDRESS_IP4)
         self.assertEqual(ss[1].table_id, table_ids[1])
         self.assertEqual(ss[1].sw_if_index, self.pg1.sw_if_index)
-        self.assertEqual(ss[1].af, IpAddressFamily.ADDRESS_IP4)
+        self.assertEqual(ss[1].af, VppEnum.vl_api_address_family_t.ADDRESS_IP4)
 
         #
         # cleanup
         #
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP4,
-                                     table_ids[0],
-                                     self.pg0.sw_if_index,
-                                     is_enable=0)
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP4,
-                                     table_ids[1],
-                                     self.pg1.sw_if_index,
-                                     is_enable=0)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP4,
+            table_ids[0],
+            self.pg0.sw_if_index,
+            is_enable=0)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP4,
+            table_ids[1],
+            self.pg1.sw_if_index,
+            is_enable=0)
 
         for table_id in table_ids:
             for i in range(1, 4):
@@ -171,9 +176,10 @@ class TestSVS(VppTestCase):
                     table_id,
                     VppIpPrefix("%d.0.0.0" % i, 8).encode(),
                     0, is_add=0)
-            self.vapi.svs_table_add_del(IpAddressFamily.ADDRESS_IP4,
-                                        table_id,
-                                        is_add=0)
+            self.vapi.svs_table_add_del(
+                VppEnum.vl_api_address_family_t.ADDRESS_IP4,
+                table_id,
+                is_add=0)
 
     def test_svs6(self):
         """ Source VRF Select IP6 """
@@ -220,7 +226,8 @@ class TestSVS(VppTestCase):
         table_ids = [101, 102]
 
         for table_id in table_ids:
-            self.vapi.svs_table_add_del(IpAddressFamily.ADDRESS_IP6, table_id)
+            self.vapi.svs_table_add_del(
+                VppEnum.vl_api_address_family_t.ADDRESS_IP6, table_id)
 
             #
             # map X.0.0.0/8 to each SVS table for lookup in table X
@@ -234,12 +241,14 @@ class TestSVS(VppTestCase):
         #
         # Enable SVS on pg0/pg1 using table 1001/1002
         #
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP6,
-                                     table_ids[0],
-                                     self.pg0.sw_if_index)
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP6,
-                                     table_ids[1],
-                                     self.pg1.sw_if_index)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP6,
+            table_ids[0],
+            self.pg0.sw_if_index)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP6,
+            table_ids[1],
+            self.pg1.sw_if_index)
 
         #
         # now all the packets should be delivered out the respective interface
@@ -274,31 +283,35 @@ class TestSVS(VppTestCase):
 
         self.assertEqual(ss[0].table_id, table_ids[0])
         self.assertEqual(ss[0].sw_if_index, self.pg0.sw_if_index)
-        self.assertEqual(ss[0].af, IpAddressFamily.ADDRESS_IP6)
+        self.assertEqual(ss[0].af, VppEnum.vl_api_address_family_t.ADDRESS_IP6)
         self.assertEqual(ss[1].table_id, table_ids[1])
         self.assertEqual(ss[1].sw_if_index, self.pg1.sw_if_index)
-        self.assertEqual(ss[1].af, IpAddressFamily.ADDRESS_IP6)
+        self.assertEqual(ss[1].af, VppEnum.vl_api_address_family_t.ADDRESS_IP6)
 
         #
         # cleanup
         #
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP6,
-                                     table_ids[0],
-                                     self.pg0.sw_if_index,
-                                     is_enable=0)
-        self.vapi.svs_enable_disable(IpAddressFamily.ADDRESS_IP6,
-                                     table_ids[1],
-                                     self.pg1.sw_if_index,
-                                     is_enable=0)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP6,
+            table_ids[0],
+            self.pg0.sw_if_index,
+            is_enable=0)
+        self.vapi.svs_enable_disable(
+            VppEnum.vl_api_address_family_t.ADDRESS_IP6,
+            table_ids[1],
+            self.pg1.sw_if_index,
+            is_enable=0)
         for table_id in table_ids:
             for i in range(1, 4):
                 self.vapi.svs_route_add_del(
                     table_id,
                     VppIpPrefix("2001:%d::" % i, 32).encode(),
                     0, is_add=0)
-            self.vapi.svs_table_add_del(IpAddressFamily.ADDRESS_IP6,
-                                        table_id,
-                                        is_add=0)
+            self.vapi.svs_table_add_del(
+                VppEnum.vl_api_address_family_t.ADDRESS_IP6,
+                table_id,
+                is_add=0)
+
 
 if __name__ == '__main__':
     unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_ip.py b/test/vpp_ip.py
index e44e6b56e30..e92c91943db 100644
--- a/test/vpp_ip.py
+++ b/test/vpp_ip.py
@@ -5,11 +5,7 @@
 
 from ipaddress import ip_address
 from socket import AF_INET, AF_INET6
-
-
-class IpAddressFamily:
-    ADDRESS_IP4 = 0
-    ADDRESS_IP6 = 1
+from vpp_papi import VppEnum
 
 
 class DpoProto:
@@ -86,12 +82,12 @@ class VppIpAddress():
     def encode(self):
         if self.addr.version is 6:
             return {
-                'af': IpAddressFamily.ADDRESS_IP6,
+                'af': VppEnum.vl_api_address_family_t.ADDRESS_IP6,
                 'un': self.addr.encode()
             }
         else:
             return {
-                'af': IpAddressFamily.ADDRESS_IP4,
+                'af': VppEnum.vl_api_address_family_t.ADDRESS_IP4,
                 'un': self.addr.encode()
             }
 
@@ -101,10 +97,12 @@ class VppIpAddress():
         elif hasattr(other, "af") and hasattr(other, "un"):
             # a vp_api_address_t
             if 4 is self.version:
-                return other.af == IpAddressFamily.ADDRESS_IP4 and \
+                return other.af == \
+                    VppEnum.vl_api_address_family_t.ADDRESS_IP4 and \
                     other.un == self.addr
             else:
-                return other.af == IpAddressFamily.ADDRESS_IP6 and \
+                return other.af == \
+                    VppEnum.vl_api_address_family_t.ADDRESS_IP6 and \
                     other.un == self.addr
         else:
             raise Exception("Comparing VppIpAddress:%s with unknown type: %s" %
@@ -202,7 +200,7 @@ class VppIpMPrefix():
 
         if 6 is self.ip_saddr.version:
             prefix = {
-                'af': IpAddressFamily.ADDRESS_IP6,
+                'af': VppEnum.vl_api_address_family_t.ADDRESS_IP6,
                 'grp_address': {
                     'ip6': {
                         'address': self.ip_gaddr.packed
@@ -217,7 +215,7 @@ class VppIpMPrefix():
             }
         else:
             prefix = {
-                'af': IpAddressFamily.ADDRESS_IP4,
+                'af': VppEnum.vl_api_address_family_t.ADDRESS_IP4,
                 'grp_address': {
                     'ip4': {
                         'address': self.ip_gaddr.packed