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credentials.go
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credentials.go
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package credentials
import (
"errors"
)
var (
// CurrentHelper the currently configured credentials helper
CurrentHelper Helper = &defaultHelper{}
// ErrCredentialsNotFound returned when the credential can't be located in the native store.
ErrCredentialsNotFound = errors.New("credentials not found in native keychain")
)
// Credentials holds the information shared between saml2aws and the credentials store.
type Credentials struct {
ServerURL string
Username string
Secret string
}
// CredsLabel saml2aws credentials should be labeled as such in credentials stores that allow labelling.
// That label allows to filter out non-Docker credentials too at lookup/search in macOS keychain,
// Windows credentials manager and Linux libsecret. Default value is "saml2aws Credentials"
var CredsLabel = "saml2aws Credentials"
// Helper is the interface a credentials store helper must implement.
type Helper interface {
// Add appends credentials to the store.
Add(*Credentials) error
// Delete removes credentials from the store.
Delete(serverURL string) error
// Get retrieves credentials from the store.
// It returns username and secret as strings.
Get(serverURL string) (string, string, error)
// SupportsCredentialStorage returns true or false if there is credential storage.
SupportsCredentialStorage() bool
}
// IsErrCredentialsNotFound returns true if the error
// was caused by not having a set of credentials in a store.
func IsErrCredentialsNotFound(err error) bool {
return err == ErrCredentialsNotFound
}
type defaultHelper struct{}
func (defaultHelper) Add(*Credentials) error {
return nil
}
func (defaultHelper) Delete(serverURL string) error {
return nil
}
func (defaultHelper) Get(serverURL string) (string, string, error) {
return "", "", ErrCredentialsNotFound
}
func (defaultHelper) SupportsCredentialStorage() bool {
return false
}