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- package container
- import (
- "context"
- "testing"
- "github.com/docker/docker/api/types"
- "github.com/docker/docker/api/types/container"
- "github.com/docker/docker/api/types/network"
- "github.com/docker/docker/api/types/strslice"
- "github.com/docker/docker/client"
- "github.com/docker/docker/integration/util/request"
- "github.com/stretchr/testify/assert"
- "github.com/stretchr/testify/require"
- )
- func runContainer(ctx context.Context, t *testing.T, client client.APIClient, cntCfg *container.Config, hstCfg *container.HostConfig, nwkCfg *network.NetworkingConfig, cntName string) string {
- cnt, err := client.ContainerCreate(ctx, cntCfg, hstCfg, nwkCfg, cntName)
- require.NoError(t, err)
- err = client.ContainerStart(ctx, cnt.ID, types.ContainerStartOptions{})
- require.NoError(t, err)
- return cnt.ID
- }
- // 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) {
- defer setupTest(t)()
- ctx := context.Background()
- client := request.NewAPIClient(t)
- cntConfig := &container.Config{
- Image: "busybox",
- Tty: true,
- Cmd: strslice.StrSlice([]string{"top"}),
- }
- var (
- aID, bID string
- cntJSON types.ContainerJSON
- err error
- )
- aID = runContainer(ctx, t, client,
- cntConfig,
- &container.HostConfig{},
- &network.NetworkingConfig{},
- "a0",
- )
- bID = runContainer(ctx, t, client,
- cntConfig,
- &container.HostConfig{
- Links: []string{"a0"},
- },
- &network.NetworkingConfig{},
- "b0",
- )
- err = client.ContainerRename(ctx, aID, "a1")
- require.NoError(t, err)
- runContainer(ctx, t, client,
- cntConfig,
- &container.HostConfig{},
- &network.NetworkingConfig{},
- "a0",
- )
- err = client.ContainerRemove(ctx, bID, types.ContainerRemoveOptions{Force: true})
- require.NoError(t, err)
- bID = runContainer(ctx, t, client,
- cntConfig,
- &container.HostConfig{
- Links: []string{"a0"},
- },
- &network.NetworkingConfig{},
- "b0",
- )
- cntJSON, err = client.ContainerInspect(ctx, bID)
- require.NoError(t, err)
- assert.Equal(t, []string{"/a0:/b0/a0"}, cntJSON.HostConfig.Links)
- }
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