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
|
package container // import "github.com/docker/docker/integration/container"
import (
"context"
"testing"
"time"
"github.com/docker/docker/api/types"
containertypes "github.com/docker/docker/api/types/container"
"github.com/docker/docker/api/types/network"
"github.com/docker/docker/api/types/versions"
"github.com/docker/docker/integration/internal/container"
"github.com/docker/docker/pkg/stringid"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
"gotest.tools/v3/poll"
"gotest.tools/v3/skip"
)
// This test simulates the scenario mentioned in #31392:
// Having two linked container, renaming the target and bringing a replacement
// and then deleting and recreating the source container linked to the new target.
// This checks that "rename" updates source container correctly and doesn't set it to null.
func TestRenameLinkedContainer(t *testing.T) {
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.32"), "broken in earlier versions")
skip.If(t, testEnv.OSType == "windows", "FIXME")
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
aName := "a0" + t.Name()
bName := "b0" + t.Name()
aID := container.Run(ctx, t, client, container.WithName(aName))
bID := container.Run(ctx, t, client, container.WithName(bName), container.WithLinks(aName))
err := client.ContainerRename(ctx, aID, "a1"+t.Name())
assert.NilError(t, err)
container.Run(ctx, t, client, container.WithName(aName))
err = client.ContainerRemove(ctx, bID, types.ContainerRemoveOptions{Force: true})
assert.NilError(t, err)
bID = container.Run(ctx, t, client, container.WithName(bName), container.WithLinks(aName))
inspect, err := client.ContainerInspect(ctx, bID)
assert.NilError(t, err)
assert.Check(t, is.DeepEqual([]string{"/" + aName + ":/" + bName + "/" + aName}, inspect.HostConfig.Links))
}
func TestRenameStoppedContainer(t *testing.T) {
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
oldName := "first_name" + t.Name()
cID := container.Run(ctx, t, client, container.WithName(oldName), container.WithCmd("sh"))
poll.WaitOn(t, container.IsInState(ctx, client, cID, "exited"), poll.WithDelay(100*time.Millisecond))
inspect, err := client.ContainerInspect(ctx, cID)
assert.NilError(t, err)
assert.Check(t, is.Equal("/"+oldName, inspect.Name))
newName := "new_name" + stringid.GenerateRandomID()
err = client.ContainerRename(ctx, oldName, newName)
assert.NilError(t, err)
inspect, err = client.ContainerInspect(ctx, cID)
assert.NilError(t, err)
assert.Check(t, is.Equal("/"+newName, inspect.Name))
}
func TestRenameRunningContainerAndReuse(t *testing.T) {
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
oldName := "first_name" + t.Name()
cID := container.Run(ctx, t, client, container.WithName(oldName))
poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond))
newName := "new_name" + stringid.GenerateRandomID()
err := client.ContainerRename(ctx, oldName, newName)
assert.NilError(t, err)
inspect, err := client.ContainerInspect(ctx, cID)
assert.NilError(t, err)
assert.Check(t, is.Equal("/"+newName, inspect.Name))
_, err = client.ContainerInspect(ctx, oldName)
assert.Check(t, is.ErrorContains(err, "No such container: "+oldName))
cID = container.Run(ctx, t, client, container.WithName(oldName))
poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond))
inspect, err = client.ContainerInspect(ctx, cID)
assert.NilError(t, err)
assert.Check(t, is.Equal("/"+oldName, inspect.Name))
}
func TestRenameInvalidName(t *testing.T) {
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
oldName := "first_name" + t.Name()
cID := container.Run(ctx, t, client, container.WithName(oldName))
poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond))
err := client.ContainerRename(ctx, oldName, "new:invalid")
assert.Check(t, is.ErrorContains(err, "Invalid container name"))
inspect, err := client.ContainerInspect(ctx, oldName)
assert.NilError(t, err)
assert.Check(t, is.Equal(cID, inspect.ID))
}
// Test case for GitHub issue 22466
// Docker's service discovery works for named containers so
// ping to a named container should work, and an anonymous
// container without a name does not work with service discovery.
// However, an anonymous could be renamed to a named container.
// This test is to make sure once the container has been renamed,
// the service discovery for the (re)named container works.
func TestRenameAnonymousContainer(t *testing.T) {
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
networkName := "network1" + t.Name()
_, err := client.NetworkCreate(ctx, networkName, types.NetworkCreate{})
assert.NilError(t, err)
cID := container.Run(ctx, t, client, func(c *container.TestContainerConfig) {
c.NetworkingConfig.EndpointsConfig = map[string]*network.EndpointSettings{
networkName: {},
}
c.HostConfig.NetworkMode = containertypes.NetworkMode(networkName)
})
container1Name := "container1" + t.Name()
err = client.ContainerRename(ctx, cID, container1Name)
assert.NilError(t, err)
// Stop/Start the container to get registered
// FIXME(vdemeester) this is a really weird behavior as it fails otherwise
err = client.ContainerStop(ctx, container1Name, containertypes.StopOptions{})
assert.NilError(t, err)
err = client.ContainerStart(ctx, container1Name, types.ContainerStartOptions{})
assert.NilError(t, err)
poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond))
count := "-c"
if testEnv.OSType == "windows" {
count = "-n"
}
cID = container.Run(ctx, t, client, func(c *container.TestContainerConfig) {
c.NetworkingConfig.EndpointsConfig = map[string]*network.EndpointSettings{
networkName: {},
}
c.HostConfig.NetworkMode = containertypes.NetworkMode(networkName)
}, container.WithCmd("ping", count, "1", container1Name))
poll.WaitOn(t, container.IsInState(ctx, client, cID, "exited"), poll.WithDelay(100*time.Millisecond))
inspect, err := client.ContainerInspect(ctx, cID)
assert.NilError(t, err)
assert.Check(t, is.Equal(0, inspect.State.ExitCode), "container %s exited with the wrong exitcode: %s", cID, inspect.State.Error)
}
// TODO: should be a unit test
func TestRenameContainerWithSameName(t *testing.T) {
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
oldName := "old" + t.Name()
cID := container.Run(ctx, t, client, container.WithName(oldName))
poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond))
err := client.ContainerRename(ctx, oldName, oldName)
assert.Check(t, is.ErrorContains(err, "Renaming a container with the same name"))
err = client.ContainerRename(ctx, cID, oldName)
assert.Check(t, is.ErrorContains(err, "Renaming a container with the same name"))
}
// Test case for GitHub issue 23973
// When a container is being renamed, the container might
// be linked to another container. In that case, the meta data
// of the linked container should be updated so that the other
// container could still reference to the container that is renamed.
func TestRenameContainerWithLinkedContainer(t *testing.T) {
skip.If(t, testEnv.IsRemoteDaemon)
skip.If(t, testEnv.OSType == "windows", "FIXME")
defer setupTest(t)()
ctx := context.Background()
client := testEnv.APIClient()
db1Name := "db1" + t.Name()
db1ID := container.Run(ctx, t, client, container.WithName(db1Name))
poll.WaitOn(t, container.IsInState(ctx, client, db1ID, "running"), poll.WithDelay(100*time.Millisecond))
app1Name := "app1" + t.Name()
app2Name := "app2" + t.Name()
app1ID := container.Run(ctx, t, client, container.WithName(app1Name), container.WithLinks(db1Name+":/mysql"))
poll.WaitOn(t, container.IsInState(ctx, client, app1ID, "running"), poll.WithDelay(100*time.Millisecond))
err := client.ContainerRename(ctx, app1Name, app2Name)
assert.NilError(t, err)
inspect, err := client.ContainerInspect(ctx, app2Name+"/mysql")
assert.NilError(t, err)
assert.Check(t, is.Equal(db1ID, inspect.ID))
}
|
