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-rw-r--r--pkg/bindings/images/push.go96
1 files changed, 96 insertions, 0 deletions
diff --git a/pkg/bindings/images/push.go b/pkg/bindings/images/push.go
new file mode 100644
index 000000000..8db3726e6
--- /dev/null
+++ b/pkg/bindings/images/push.go
@@ -0,0 +1,96 @@
+package images
+
+import (
+ "context"
+ "encoding/json"
+ "errors"
+ "fmt"
+ "io"
+ "io/ioutil"
+ "net/http"
+ "os"
+ "strconv"
+
+ imageTypes "github.com/containers/image/v5/types"
+ "github.com/containers/podman/v4/pkg/auth"
+ "github.com/containers/podman/v4/pkg/bindings"
+ "github.com/containers/podman/v4/pkg/domain/entities"
+)
+
+// Push is the binding for libpod's endpoints for push images. Note that
+// `source` must be a referring to an image in the remote's container storage.
+// The destination must be a reference to a registry (i.e., of docker transport
+// or be normalized to one). Other transports are rejected as they do not make
+// sense in a remote context.
+func Push(ctx context.Context, source string, destination string, options *PushOptions) error {
+ if options == nil {
+ options = new(PushOptions)
+ }
+ conn, err := bindings.GetClient(ctx)
+ if err != nil {
+ return err
+ }
+ header, err := auth.MakeXRegistryAuthHeader(&imageTypes.SystemContext{AuthFilePath: options.GetAuthfile()}, options.GetUsername(), options.GetPassword())
+ if err != nil {
+ return err
+ }
+
+ params, err := options.ToParams()
+ if err != nil {
+ return err
+ }
+ // SkipTLSVerify is special. We need to delete the param added by
+ // toparams and change the key and flip the bool
+ if options.SkipTLSVerify != nil {
+ params.Del("SkipTLSVerify")
+ params.Set("tlsVerify", strconv.FormatBool(!options.GetSkipTLSVerify()))
+ }
+ params.Set("destination", destination)
+
+ path := fmt.Sprintf("/images/%s/push", source)
+ response, err := conn.DoRequest(ctx, nil, http.MethodPost, path, params, header)
+ if err != nil {
+ return err
+ }
+ defer response.Body.Close()
+
+ if !response.IsSuccess() {
+ return response.Process(err)
+ }
+
+ // Historically push writes status to stderr
+ writer := io.Writer(os.Stderr)
+ if options.GetQuiet() {
+ writer = ioutil.Discard
+ }
+
+ dec := json.NewDecoder(response.Body)
+ for {
+ var report entities.ImagePushReport
+ if err := dec.Decode(&report); err != nil {
+ if errors.Is(err, io.EOF) {
+ break
+ }
+ return err
+ }
+
+ select {
+ case <-response.Request.Context().Done():
+ break
+ default:
+ // non-blocking select
+ }
+
+ switch {
+ case report.Stream != "":
+ fmt.Fprint(writer, report.Stream)
+ case report.Error != "":
+ // There can only be one error.
+ return errors.New(report.Error)
+ default:
+ return fmt.Errorf("failed to parse push results stream, unexpected input: %v", report)
+ }
+ }
+
+ return nil
+}