github.com/tonistiigi/docker@v0.10.1-0.20240229224939-974013b0dc6a/integration/container/export_test.go (about) 1 package container // import "github.com/docker/docker/integration/container" 2 3 import ( 4 "encoding/json" 5 "strings" 6 "testing" 7 "time" 8 9 "github.com/docker/docker/api/types" 10 "github.com/docker/docker/api/types/filters" 11 "github.com/docker/docker/api/types/image" 12 "github.com/docker/docker/integration/internal/container" 13 "github.com/docker/docker/pkg/jsonmessage" 14 "github.com/docker/docker/testutil" 15 "github.com/docker/docker/testutil/daemon" 16 "gotest.tools/v3/assert" 17 is "gotest.tools/v3/assert/cmp" 18 "gotest.tools/v3/poll" 19 "gotest.tools/v3/skip" 20 ) 21 22 // export an image and try to import it into a new one 23 func TestExportContainerAndImportImage(t *testing.T) { 24 skip.If(t, testEnv.DaemonInfo.OSType == "windows") 25 26 ctx := setupTest(t) 27 apiClient := testEnv.APIClient() 28 29 cID := container.Run(ctx, t, apiClient, container.WithCmd("true")) 30 poll.WaitOn(t, container.IsStopped(ctx, apiClient, cID), poll.WithDelay(100*time.Millisecond)) 31 32 reference := "repo/" + strings.ToLower(t.Name()) + ":v1" 33 exportResp, err := apiClient.ContainerExport(ctx, cID) 34 assert.NilError(t, err) 35 importResp, err := apiClient.ImageImport(ctx, types.ImageImportSource{ 36 Source: exportResp, 37 SourceName: "-", 38 }, reference, image.ImportOptions{}) 39 assert.NilError(t, err) 40 41 // If the import is successfully, then the message output should contain 42 // the image ID and match with the output from `docker images`. 43 44 dec := json.NewDecoder(importResp) 45 var jm jsonmessage.JSONMessage 46 err = dec.Decode(&jm) 47 assert.NilError(t, err) 48 49 images, err := apiClient.ImageList(ctx, image.ListOptions{ 50 Filters: filters.NewArgs(filters.Arg("reference", reference)), 51 }) 52 assert.NilError(t, err) 53 assert.Check(t, is.Equal(jm.Status, images[0].ID)) 54 } 55 56 // TestExportContainerAfterDaemonRestart checks that a container 57 // created before start of the currently running dockerd 58 // can be exported (as reported in #36561). To satisfy this 59 // condition, daemon restart is needed after container creation. 60 func TestExportContainerAfterDaemonRestart(t *testing.T) { 61 skip.If(t, testEnv.DaemonInfo.OSType == "windows") 62 skip.If(t, testEnv.IsRemoteDaemon) 63 64 ctx := testutil.StartSpan(baseContext, t) 65 66 d := daemon.New(t) 67 c := d.NewClientT(t) 68 69 d.StartWithBusybox(ctx, t) 70 defer d.Stop(t) 71 72 ctrID := container.Create(ctx, t, c) 73 74 d.Restart(t) 75 76 _, err := c.ContainerExport(ctx, ctrID) 77 assert.NilError(t, err) 78 }