/
login.go
45 lines (38 loc) · 1.01 KB
/
login.go
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package docker
import (
"context"
ctypes "github.com/docker/cli/cli/config/types"
"github.com/docker/docker/api/types"
"github.com/docker/docker/registry"
)
// Login logs in to a docker registry identified by the hostname.
func (c *Client) Login(ctx context.Context, hostname, username, secret string, insecure bool) error {
hostname = resolveHostname(hostname)
cred := types.AuthConfig{
Username: username,
ServerAddress: hostname,
}
if username == "" {
cred.IdentityToken = secret
} else {
cred.Password = secret
}
opts := registry.ServiceOptions{}
if insecure {
opts.InsecureRegistries = []string{hostname}
}
// Login to ensure valid credential
remote, err := registry.NewService(opts)
if err != nil {
return err
}
if _, token, err := remote.Auth(ctx, &cred, "oras"); err != nil {
return err
} else if token != "" {
cred.Username = ""
cred.Password = ""
cred.IdentityToken = token
}
// Store credential
return c.primaryCredentialsStore(hostname).Store(ctypes.AuthConfig(cred))
}