From 6407ba56a392f37322001d0ffdca002223b095c0 Mon Sep 17 00:00:00 2001 From: Paul Vinciguerra Date: Thu, 4 Apr 2019 13:22:20 -0700 Subject: [PATCH] api: Add to interface crud - read by sw_if_index. Change-Id: I02c857da4cf6da5e0e55c1e48b63716af7ade0a9 Signed-off-by: Paul Vinciguerra --- src/vnet/interface.api | 4 +++- src/vnet/interface_api.c | 22 ++++++++++++++++++++++ test/test_interface_crud.py | 33 +++++++++++++++++++++++++++++++++ test/vpp_papi_provider.py | 1 + 4 files changed, 59 insertions(+), 1 deletion(-) diff --git a/src/vnet/interface.api b/src/vnet/interface.api index 1af323e0a44..0cebd001426 100644 --- a/src/vnet/interface.api +++ b/src/vnet/interface.api @@ -14,7 +14,7 @@ * limitations under the License. */ -option version = "2.2.0"; +option version = "2.2.1"; import "vnet/interface_types.api"; @@ -206,6 +206,7 @@ define sw_interface_details /** \brief Request all or filtered subset of sw_interface_details @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request + @param sw_if_index - ~0 if ignore, index of the interface to filter on @param name_filter_valid - 1 if requesting a filtered subset of records else 0 @param name_filter - interface name substring filter. Eg. loop1 returns [loop1, loop10] */ @@ -214,6 +215,7 @@ define sw_interface_dump { u32 client_index; u32 context; + vl_api_interface_index_t sw_if_index; u8 name_filter_valid; u8 name_filter[49]; }; diff --git a/src/vnet/interface_api.c b/src/vnet/interface_api.c index f49af9473e5..993d12c0617 100644 --- a/src/vnet/interface_api.c +++ b/src/vnet/interface_api.c @@ -295,6 +295,7 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp) vnet_sw_interface_t *swif; vnet_interface_main_t *im = &am->vnet_main->interface_main; vl_api_registration_t *rp; + u32 sw_if_index; rp = vl_api_client_index_to_registration (mp->client_index); @@ -305,6 +306,27 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp) } u8 *filter = 0, *name = 0; + sw_if_index = ntohl (mp->sw_if_index); + + if (sw_if_index != ~0) + { + /* is it a valid sw_if_index/ */ + if (vec_len (im->sw_interfaces) <= sw_if_index) + return; + + swif = vec_elt_at_index (im->sw_interfaces, sw_if_index); + + /* If we have a sw_if_index, ignore the name filter. */ + mp->name_filter_valid = 0; + vec_reset_length (name); + name = + format (name, "%U%c", format_vnet_sw_interface_name, am->vnet_main, + swif, 0); + send_sw_interface_details (am, rp, swif, name, mp->context); + vec_free (name); + return; + } + if (mp->name_filter_valid) { mp->name_filter[ARRAY_LEN (mp->name_filter) - 1] = 0; diff --git a/test/test_interface_crud.py b/test/test_interface_crud.py index e19f770c155..b41b2fe5b7c 100644 --- a/test/test_interface_crud.py +++ b/test/test_interface_crud.py @@ -151,5 +151,38 @@ class TestLoopbackInterfaceCRUD(VppTestCase): self.pg0.assert_nothing_captured() +class TestInterfaceDumpApiLocalOnly(VppTestCase): + """test_interface_crud.TestInterfaceDumpApiLocalOnly""" + + def test_sw_if_index_0(self): + rv = self.vapi.sw_interface_dump(sw_if_index=0) + self.assertEqual(rv[0].sw_if_index, 0) + + def test_sw_if_index_twiddle0(self): + rv = self.vapi.sw_interface_dump(sw_if_index=0xffffffff) + self.assertEqual(rv[0].sw_if_index, 0) + + def test_sw_if_index_1_not_existing(self): + rv = self.vapi.sw_interface_dump(sw_if_index=1) + self.assertEqual(len(rv), 0, 'expected no records.') + + +class TestInterfaceDumpApi(VppTestCase): + """test_interface_crud.TestInterfaceDumpApi""" + + def test_sw_if_index_1(self): + self.vapi.create_loopback_instance(is_specified=1, + user_instance=10) + self.vapi.create_loopback_instance(is_specified=1, + user_instance=5) + + # Can I get back the specified record? + rv = self.vapi.sw_interface_dump(sw_if_index=1) + self.assertEqual(rv[0].sw_if_index, 1, rv) + + # verify 3 interfaces + rv = self.vapi.sw_interface_dump(sw_if_index=0xffffffff) + self.assertEqual(len(rv), 3, 'Expected 3 interfaces.') + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py index 62175e2310d..06fa31bd586 100644 --- a/test/vpp_papi_provider.py +++ b/test/vpp_papi_provider.py @@ -170,6 +170,7 @@ defaultmapping = { 'svs_route_add_del': {'is_add': 1, }, 'svs_table_add_del': {'is_add': 1, }, 'sw_interface_add_del_address': {'is_add': 1, }, + 'sw_interface_dump': {'sw_if_index': 4294967295, }, 'sw_interface_ip6nd_ra_prefix': {'val_lifetime': 4294967295, 'pref_lifetime': 4294967295, }, 'sw_interface_set_ip_directed_broadcast': {'enable': 1, }, -- 2.16.6