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fix(push): always provide encoded empty auth config to work around panic in Docker

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This commit is contained in:
Pasha Sviderski
2025-10-09 15:14:10 +10:00
parent 521ccf2026
commit 5aa85ab501
1 changed files with 9 additions and 2 deletions
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internal/docker/image.go
+9 -2
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@@ -48,10 +48,17 @@ func (cli *Client) PushImage(
) (<-chan PullPushImageMessage, error) {
if opts.RegistryAuth == "" {
// Try to retrieve the authentication token for the image from the default local Docker config file.
if encodedAuth, err := RetrieveLocalDockerRegistryAuth(image); err == nil {
opts.RegistryAuth = encodedAuth
encodedAuth, _ := RetrieveLocalDockerRegistryAuth(image)
if encodedAuth == "" {
// If no credentials are found, provide an encoded empty auth config to work around the bug in Docker:
// https://github.com/moby/moby/issues/50729
var err error
if encodedAuth, err = registry.EncodeAuthConfig(registry.AuthConfig{}); err != nil {
return nil, fmt.Errorf("encode empty auth config: %w", err)
}
}
opts.RegistryAuth = encodedAuth
}
respBody, err := cli.ImagePush(ctx, image, opts)
if err != nil {