aboutsummaryrefslogtreecommitdiffstats
path: root/extras/hs-test/vcl_test.go
blob: e1d23bda020d3265068e2893cc7e59f396a333d7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
package main

import (
	"fmt"
	"time"

	"github.com/edwarnicke/exechelper"
)

func (s *VethsSuite) TestVclEchoQuic() {
	s.T().Skip("quic test skipping..")
	s.testVclEcho("quic")
}

func (s *VethsSuite) TestVclEchoUdp() {
	s.T().Skip("udp echo currently broken in vpp, skipping..")
	s.testVclEcho("udp")
}

func (s *VethsSuite) TestVclEchoTcp() {
	s.testVclEcho("tcp")
}

func (s *VethsSuite) testVclEcho(proto string) {
	t := s.T()

	exechelper.Run("docker volume create --name=echo-srv-vol")
	exechelper.Run("docker volume create --name=echo-cln-vol")

	srvInstance := "vpp-echo-srv"
	clnInstance := "vpp-echo-cln"
	echoSrv := "echo-srv"
	echoCln := "echo-cln"

	err := dockerRun(srvInstance, "-v echo-srv-vol:/tmp/Configure2Veths")
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + srvInstance) }()

	err = dockerRun(clnInstance, "-v echo-cln-vol:/tmp/Configure2Veths")
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + clnInstance) }()

	err = dockerRun(echoSrv, fmt.Sprintf("-v echo-srv-vol:/tmp/%s", echoSrv))
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + echoSrv) }()

	err = dockerRun(echoCln, fmt.Sprintf("-v echo-cln-vol:/tmp/%s", echoCln))
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + echoCln) }()

	_, err = hstExec("Configure2Veths srv", srvInstance)
	if err != nil {
		t.Errorf("%v", err)
		return
	}

	_, err = hstExec("Configure2Veths cln", clnInstance)
	if err != nil {
		t.Errorf("%v", err)
		return
	}

	// run server app
	_, err = hstExec("RunEchoServer "+proto, echoSrv)
	if err != nil {
		t.Errorf("echo server: %v", err)
		return
	}

	o, err := hstExec("RunEchoClient "+proto, echoCln)
	if err != nil {
		t.Errorf("echo client: %v", err)
	}
	fmt.Println(o)
}

func (s *VethsSuite) TestVclRetryAttach() {
	s.T().Skip()
	s.testRetryAttach("tcp")
}

func (s *VethsSuite) testRetryAttach(proto string) {
	t := s.T()

	exechelper.Run("docker volume create --name=echo-srv-vol")
	exechelper.Run("docker volume create --name=echo-cln-vol")

	srvInstance := "vpp-vcl-test-srv"
	clnInstance := "vpp-vcl-test-cln"
	echoSrv := "echo-srv"
	echoCln := "echo-cln"

	err := dockerRun(srvInstance, "-v echo-srv-vol:/tmp/Configure2Veths")
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + srvInstance) }()

	err = dockerRun(clnInstance, "-v echo-cln-vol:/tmp/Configure2Veths")
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + clnInstance) }()

	err = dockerRun(echoSrv, fmt.Sprintf("-v echo-srv-vol:/tmp/%s", echoSrv))
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + echoSrv) }()

	err = dockerRun(echoCln, fmt.Sprintf("-v echo-cln-vol:/tmp/%s", echoCln))
	if err != nil {
		t.Errorf("%v", err)
		return
	}
	defer func() { exechelper.Run("docker stop " + echoCln) }()

	_, err = hstExec("Configure2Veths srv-with-preset-hw-addr", srvInstance)
	if err != nil {
		t.Errorf("%v", err)
		return
	}

	_, err = hstExec("Configure2Veths cln", clnInstance)
	if err != nil {
		t.Errorf("%v", err)
		return
	}

	_, err = hstExec("RunVclEchoServer "+proto, echoSrv)
	if err != nil {
		t.Errorf("vcl test server: %v", err)
		return
	}

	fmt.Println("This whole test case can take around 3 minutes to run. Please be patient.")
	fmt.Println("... Running first echo client test, before disconnect.")
	_, err = hstExec("RunVclEchoClient "+proto, echoCln)
	if err != nil {
		t.Errorf("vcl test client: %v", err)
		return
	}
	fmt.Println("... First test ended. Stopping VPP server now.")

	// Stop server-vpp-instance, start it again and then run vcl-test-client once more
	stopVppCommand := "/bin/bash -c 'ps -C vpp_main -o pid= | xargs kill -9'"
	_, err = dockerExec(stopVppCommand, srvInstance)
	if err != nil {
		t.Errorf("error while stopping vpp: %v", err)
		return
	}
	time.Sleep(5 * time.Second) // Give parent process time to reap the killed child process
	stopVppCommand = "/bin/bash -c 'ps -C hs-test -o pid= | xargs kill -9'"
	_, err = dockerExec(stopVppCommand, srvInstance)
	if err != nil {
		t.Errorf("error while stopping hs-test: %v", err)
		return
	}
	_, err = hstExec("Configure2Veths srv-with-preset-hw-addr", srvInstance)
	if err != nil {
		t.Errorf("%v", err)
		return
	}

	fmt.Println("... VPP server is starting again, so waiting for a bit.")
	time.Sleep(30 * time.Second) // Wait a moment for the re-attachment to happen

	fmt.Println("... Running second echo client test, after disconnect and re-attachment.")
	_, err = hstExec("RunVclEchoClient "+proto, echoCln)
	if err != nil {
		t.Errorf("vcl test client: %v", err)
	}
	fmt.Println("Done.")
}