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Merge pull request #388 from zong-zhe/refactor-oci-auth
feat: add cache for credential to reduce the probability that kpm would be considered a threat
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,50 @@ | ||
package downloader | ||
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import ( | ||
"fmt" | ||
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dockerauth "oras.land/oras-go/pkg/auth/docker" | ||
remoteauth "oras.land/oras-go/v2/registry/remote/auth" | ||
) | ||
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// CredClient is the client to get the credentials. | ||
type CredClient struct { | ||
credsClient *dockerauth.Client | ||
} | ||
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// LoadCredentialFile loads the credential file and return the CredClient. | ||
func LoadCredentialFile(filepath string) (*CredClient, error) { | ||
authClient, err := dockerauth.NewClientWithDockerFallback(filepath) | ||
if err != nil { | ||
return nil, err | ||
} | ||
dockerAuthClient, ok := authClient.(*dockerauth.Client) | ||
if !ok { | ||
return nil, fmt.Errorf("authClient is not *docker.Client type") | ||
} | ||
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return &CredClient{ | ||
credsClient: dockerAuthClient, | ||
}, nil | ||
} | ||
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// GetAuthClient returns the auth client. | ||
func (cred *CredClient) GetAuthClient() *dockerauth.Client { | ||
return cred.credsClient | ||
} | ||
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// Credential will reture the credential info cache in CredClient | ||
func (cred *CredClient) Credential(hostName string) (*remoteauth.Credential, error) { | ||
if len(hostName) == 0 { | ||
return nil, fmt.Errorf("hostName is empty") | ||
} | ||
username, password, err := cred.credsClient.Credential(hostName) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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return &remoteauth.Credential{ | ||
Username: username, | ||
Password: password, | ||
}, nil | ||
} |
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