mirror of https://github.com/containers/podman.git
102 lines
2.5 KiB
Go
102 lines
2.5 KiB
Go
package images
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"net/http"
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"os"
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"strconv"
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imageTypes "github.com/containers/image/v5/types"
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"github.com/containers/podman/v4/pkg/auth"
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"github.com/containers/podman/v4/pkg/bindings"
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"github.com/containers/podman/v4/pkg/domain/entities"
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)
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// Push is the binding for libpod's endpoints for push images. Note that
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// `source` must be a referring to an image in the remote's container storage.
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// The destination must be a reference to a registry (i.e., of docker transport
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// or be normalized to one). Other transports are rejected as they do not make
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// sense in a remote context.
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func Push(ctx context.Context, source string, destination string, options *PushOptions) error {
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if options == nil {
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options = new(PushOptions)
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}
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conn, err := bindings.GetClient(ctx)
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if err != nil {
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return err
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}
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header, err := auth.MakeXRegistryAuthHeader(&imageTypes.SystemContext{AuthFilePath: options.GetAuthfile()}, options.GetUsername(), options.GetPassword())
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if err != nil {
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return err
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}
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params, err := options.ToParams()
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if err != nil {
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return err
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}
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// SkipTLSVerify is special. It's not being serialized by ToParams()
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// because we need to flip the boolean.
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if options.SkipTLSVerify != nil {
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params.Set("tlsVerify", strconv.FormatBool(!options.GetSkipTLSVerify()))
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}
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params.Set("destination", destination)
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path := fmt.Sprintf("/images/%s/push", source)
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response, err := conn.DoRequest(ctx, nil, http.MethodPost, path, params, header)
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if err != nil {
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return err
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}
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defer response.Body.Close()
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if !response.IsSuccess() {
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return response.Process(err)
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}
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var writer io.Writer
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if options.GetQuiet() {
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writer = io.Discard
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} else if progressWriter := options.GetProgressWriter(); progressWriter != nil {
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writer = progressWriter
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} else {
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// Historically push writes status to stderr
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writer = os.Stderr
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}
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dec := json.NewDecoder(response.Body)
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LOOP:
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for {
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var report entities.ImagePushStream
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if err := dec.Decode(&report); err != nil {
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if errors.Is(err, io.EOF) {
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break
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}
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return err
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}
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select {
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case <-response.Request.Context().Done():
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break LOOP
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default:
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// non-blocking select
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}
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switch {
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case report.Stream != "":
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fmt.Fprint(writer, report.Stream)
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case report.ManifestDigest != "":
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options.ManifestDigest = &report.ManifestDigest
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case report.Error != "":
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// There can only be one error.
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return errors.New(report.Error)
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default:
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return fmt.Errorf("failed to parse push results stream, unexpected input: %v", report)
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}
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}
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return nil
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}
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