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49 lines
1.5 KiB
Go
49 lines
1.5 KiB
Go
package client
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import (
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"fmt"
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"net/url"
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flag "github.com/docker/docker/pkg/mflag"
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"github.com/docker/docker/pkg/parsers"
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"github.com/docker/docker/registry"
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)
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// CmdPush pushes an image or repository to the registry.
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//
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// Usage: docker push NAME[:TAG]
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func (cli *DockerCli) CmdPush(args ...string) error {
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cmd := cli.Subcmd("push", []string{"NAME[:TAG]"}, "Push an image or a repository to a registry", true)
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cmd.Require(flag.Exact, 1)
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cmd.ParseFlags(args, true)
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name := cmd.Arg(0)
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remote, tag := parsers.ParseRepositoryTag(name)
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// Resolve the Repository name from fqn to RepositoryInfo
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repoInfo, err := registry.ParseRepositoryInfo(remote)
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if err != nil {
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return err
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}
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// Resolve the Auth config relevant for this server
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authConfig := registry.ResolveAuthConfig(cli.configFile, repoInfo.Index)
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// If we're not using a custom registry, we know the restrictions
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// applied to repository names and can warn the user in advance.
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// Custom repositories can have different rules, and we must also
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// allow pushing by image ID.
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if repoInfo.Official {
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username := authConfig.Username
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if username == "" {
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username = "<user>"
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}
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return fmt.Errorf("You cannot push a \"root\" repository. Please rename your repository to <user>/<repo> (ex: %s/%s)", username, repoInfo.LocalName)
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}
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v := url.Values{}
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v.Set("tag", tag)
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_, _, err = cli.clientRequestAttemptLogin("POST", "/images/"+remote+"/push?"+v.Encode(), nil, cli.out, repoInfo.Index, "push")
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return err
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}
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