#!/usr/bin/env python import unittest from framework import VppTestCase, VppTestRunner from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath class TestSCTP(VppTestCase): """ SCTP Test Case """ @classmethod def setUpClass(cls): super(TestSCTP, cls).setUpClass() @classmethod def tearDownClass(cls): super(TestSCTP, cls).tearDownClass() def setUp(self): super(TestSCTP, self).setUp() self.vapi.session_enable_disable(is_enabled=1) self.vapi.cli("sctp enable") self.create_loopback_interfaces(2) table_id = 0 for i in self.lo_interfaces: i.admin_up() if table_id != 0: tbl = VppIpTable(self, table_id) tbl.add_vpp_config() i.set_table_ip4(table_id) i.config_ip4() table_id += 1 # Configure namespaces self.vapi.app_namespace_add_del(namespace_id=b"0", sw_if_index=self.loop0.sw_if_index) self.vapi.app_namespace_add_del(namespace_id=b"1", sw_if_index=self.loop1.sw_if_index) def tearDown(self): for i in self.lo_interfaces: i.unconfig_ip4() i.set_table_ip4(0) i.admin_down() self.vapi.session_enable_disable(is_enabled=0) super(TestSCTP, self).tearDown() def test_sctp_transfer(self): """ SCTP echo client/server transfer """ # Add inter-table routes ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32, [VppRoutePath("0.0.0.0", 0xffffffff, nh_table_id=1)]) ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32, [VppRoutePath("0.0.0.0", 0xffffffff, nh_table_id=0)], table_id=1) ip_t01.add_vpp_config() ip_t10.add_vpp_config() # Start builtin server and client uri = "sctp://" + self.loop0.local_ip4 + "/1234" error = self.vapi.cli("test echo server appns 0 fifo-size 4 " + "no-echo uri " + uri) if error: self.logger.critical(error) self.assertNotIn("failed", error) error = self.vapi.cli("test echo client mbytes 10 no-return " + " appns 1" + " fifo-size 4" + " no-output test-bytes syn-timeout 3" + " test-timeout 30" + " uri " + uri) if error: self.logger.critical(error) self.assertNotIn("failed", error) # Delete inter-table routes ip_t01.remove_vpp_config() ip_t10.remove_vpp_config() if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)