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package main
func (s *VethsSuite) TestEchoBuiltin() {
serverVpp := s.getContainerByName("server-vpp").vppInstance
serverVeth := s.netInterfaces[serverInterfaceName]
serverVpp.vppctl("test echo server " +
" uri tcp://" + serverVeth.ip4AddressString() + "/1234")
clientVpp := s.getContainerByName("client-vpp").vppInstance
o := clientVpp.vppctl("test echo client nclients 100 bytes 1 verbose" +
" syn-timeout 100 test-timeout 100" +
" uri tcp://" + serverVeth.ip4AddressString() + "/1234")
s.log(o)
s.assertNotContains(o, "failed:")
}
func (s *VethsSuite) TestTcpWithLoss() {
serverVpp := s.getContainerByName("server-vpp").vppInstance
serverVeth := s.netInterfaces[serverInterfaceName]
serverVpp.vppctl("test echo server uri tcp://%s/20022",
serverVeth.ip4AddressString())
clientVpp := s.getContainerByName("client-vpp").vppInstance
// Ensure that VPP doesn't abort itself with NSIM enabled
// Warning: Removing this ping will make the test fail!
clientVpp.vppctl("ping %s", serverVeth.ip4AddressString())
// Add loss of packets with Network Delay Simulator
clientVpp.vppctl("set nsim poll-main-thread delay 0.01 ms bandwidth 40 gbit" +
" packet-size 1400 packets-per-drop 1000")
clientVpp.vppctl("nsim output-feature enable-disable " + s.netInterfaces[clientInterfaceName].name)
// Do echo test from client-vpp container
output := clientVpp.vppctl("test echo client uri tcp://%s/20022 verbose echo-bytes mbytes 50",
serverVeth.ip4AddressString())
s.log(output)
s.assertNotEqual(len(output), 0)
s.assertNotContains(output, "failed: timeout", output)
}
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