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
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
|
// +build !remoteclient
package integration
import (
"os"
. "github.com/containers/libpod/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Podman run networking", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
hostname, _ = os.Hostname()
)
BeforeEach(func() {
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
podmanTest.RestoreAllArtifacts()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("podman run network connection with default bridge", func() {
session := podmanTest.Podman([]string{"run", "-dt", ALPINE, "wget", "www.podman.io"})
session.Wait(90)
Expect(session.ExitCode()).To(Equal(0))
})
It("podman run network connection with host", func() {
session := podmanTest.Podman([]string{"run", "-dt", "--network", "host", ALPINE, "wget", "www.podman.io"})
session.Wait(90)
Expect(session.ExitCode()).To(Equal(0))
})
It("podman run network connection with loopback", func() {
session := podmanTest.Podman([]string{"run", "-dt", "--network", "host", ALPINE, "wget", "www.podman.io"})
session.Wait(90)
Expect(session.ExitCode()).To(Equal(0))
})
It("podman run network expose port 222", func() {
session := podmanTest.Podman([]string{"run", "-dt", "--expose", "222-223", "-P", ALPINE, "/bin/sh"})
session.Wait(30)
Expect(session.ExitCode()).To(Equal(0))
results := SystemExec("iptables", []string{"-t", "nat", "-L"})
Expect(results.ExitCode()).To(Equal(0))
Expect(results.OutputToString()).To(ContainSubstring("222"))
Expect(results.OutputToString()).To(ContainSubstring("223"))
})
It("podman run network expose host port 80 to container port 8000", func() {
session := podmanTest.Podman([]string{"run", "-dt", "-p", "80:8000", ALPINE, "/bin/sh"})
session.Wait(30)
Expect(session.ExitCode()).To(Equal(0))
results := SystemExec("iptables", []string{"-t", "nat", "-L"})
Expect(results.ExitCode()).To(Equal(0))
Expect(results.OutputToString()).To(ContainSubstring("8000"))
ncBusy := SystemExec("nc", []string{"-l", "-p", "80"})
Expect(ncBusy.ExitCode()).ToNot(Equal(0))
})
It("podman run network expose ports in image metadata", func() {
podmanTest.RestoreArtifact(nginx)
session := podmanTest.Podman([]string{"create", "-dt", "-P", nginx})
session.Wait(90)
Expect(session.ExitCode()).To(Equal(0))
results := podmanTest.Podman([]string{"inspect", "-l"})
results.Wait(30)
Expect(results.ExitCode()).To(Equal(0))
Expect(results.OutputToString()).To(ContainSubstring(": 80,"))
})
It("podman run network expose duplicate host port results in error", func() {
session := podmanTest.Podman([]string{"run", "-dt", "-p", "80", ALPINE, "/bin/sh"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
inspect := podmanTest.Podman([]string{"inspect", "-l"})
inspect.WaitWithDefaultTimeout()
Expect(inspect.ExitCode()).To(Equal(0))
containerConfig := inspect.InspectContainerToJSON()
Expect(containerConfig[0].NetworkSettings.Ports[0].HostPort).ToNot(Equal("80"))
})
It("podman run hostname test", func() {
session := podmanTest.Podman([]string{"run", "--rm", ALPINE, "printenv", "HOSTNAME"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
match, _ := session.GrepString(hostname)
Expect(match).Should(BeFalse())
})
It("podman run --net host hostname test", func() {
session := podmanTest.Podman([]string{"run", "--rm", "--net", "host", ALPINE, "printenv", "HOSTNAME"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
match, _ := session.GrepString(hostname)
Expect(match).Should(BeTrue())
})
It("podman run --net host --uts host hostname test", func() {
session := podmanTest.Podman([]string{"run", "--rm", "--net", "host", "--uts", "host", ALPINE, "printenv", "HOSTNAME"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
match, _ := session.GrepString(hostname)
Expect(match).Should(BeTrue())
})
It("podman run --uts host hostname test", func() {
session := podmanTest.Podman([]string{"run", "--rm", "--uts", "host", ALPINE, "printenv", "HOSTNAME"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
match, _ := session.GrepString(hostname)
Expect(match).Should(BeTrue())
})
It("podman run --net host --hostname ... hostname test", func() {
session := podmanTest.Podman([]string{"run", "--rm", "--net", "host", "--hostname", "foobar", ALPINE, "printenv", "HOSTNAME"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
match, _ := session.GrepString("foobar")
Expect(match).Should(BeTrue())
})
It("podman run --hostname ... hostname test", func() {
session := podmanTest.Podman([]string{"run", "--rm", "--hostname", "foobar", ALPINE, "printenv", "HOSTNAME"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
match, _ := session.GrepString("foobar")
Expect(match).Should(BeTrue())
})
It("podman run --net container: copies hosts and resolv", func() {
ctrName := "ctr1"
ctr1 := podmanTest.RunTopContainer(ctrName)
ctr1.WaitWithDefaultTimeout()
Expect(ctr1.ExitCode()).To(Equal(0))
// Exec in and modify /etc/resolv.conf and /etc/hosts
exec1 := podmanTest.Podman([]string{"exec", ctrName, "sh", "-c", "echo nameserver 192.0.2.1 > /etc/resolv.conf"})
exec1.WaitWithDefaultTimeout()
Expect(exec1.ExitCode()).To(Equal(0))
exec2 := podmanTest.Podman([]string{"exec", ctrName, "sh", "-c", "echo 192.0.2.2 test1 > /etc/hosts"})
exec2.WaitWithDefaultTimeout()
Expect(exec2.ExitCode()).To(Equal(0))
ctrName2 := "ctr2"
ctr2 := podmanTest.Podman([]string{"run", "-d", "--net=container:" + ctrName, "--name", ctrName2, ALPINE, "top"})
ctr2.WaitWithDefaultTimeout()
Expect(ctr2.ExitCode()).To(Equal(0))
exec3 := podmanTest.Podman([]string{"exec", "-i", ctrName2, "cat", "/etc/resolv.conf"})
exec3.WaitWithDefaultTimeout()
Expect(exec3.ExitCode()).To(Equal(0))
Expect(exec3.OutputToString()).To(ContainSubstring("nameserver 192.0.2.1"))
exec4 := podmanTest.Podman([]string{"exec", "-i", ctrName2, "cat", "/etc/hosts"})
exec4.WaitWithDefaultTimeout()
Expect(exec4.ExitCode()).To(Equal(0))
Expect(exec4.OutputToString()).To(ContainSubstring("192.0.2.2 test1"))
})
It("podman run network in user created network namespace", func() {
if Containerized() {
Skip("Can not be run within a container.")
}
addXXX := SystemExec("ip", []string{"netns", "add", "xxx"})
Expect(addXXX.ExitCode()).To(Equal(0))
defer func() {
delXXX := SystemExec("ip", []string{"netns", "delete", "xxx"})
Expect(delXXX.ExitCode()).To(Equal(0))
}()
session := podmanTest.Podman([]string{"run", "-dt", "--net", "ns:/run/netns/xxx", ALPINE, "wget", "www.podman.io"})
session.Wait(90)
Expect(session.ExitCode()).To(Equal(0))
})
It("podman run n user created network namespace with resolv.conf", func() {
if Containerized() {
Skip("Can not be run within a container.")
}
addXXX2 := SystemExec("ip", []string{"netns", "add", "xxx2"})
Expect(addXXX2.ExitCode()).To(Equal(0))
defer func() {
delXXX2 := SystemExec("ip", []string{"netns", "delete", "xxx2"})
Expect(delXXX2.ExitCode()).To(Equal(0))
}()
mdXXX2 := SystemExec("mkdir", []string{"-p", "/etc/netns/xxx2"})
Expect(mdXXX2.ExitCode()).To(Equal(0))
defer os.RemoveAll("/etc/netns/xxx2")
nsXXX2 := SystemExec("bash", []string{"-c", "echo nameserver 11.11.11.11 > /etc/netns/xxx2/resolv.conf"})
Expect(nsXXX2.ExitCode()).To(Equal(0))
session := podmanTest.Podman([]string{"run", "--net", "ns:/run/netns/xxx2", ALPINE, "cat", "/etc/resolv.conf"})
session.Wait(90)
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(ContainSubstring("11.11.11.11"))
})
It("podman run network in bogus user created network namespace", func() {
session := podmanTest.Podman([]string{"run", "-dt", "--net", "ns:/run/netns/xxy", ALPINE, "wget", "www.podman.io"})
session.Wait(90)
Expect(session.ExitCode()).To(Not(Equal(0)))
Expect(session.ErrorToString()).To(ContainSubstring("stat /run/netns/xxy: no such file or directory"))
})
})
|
