certificates/acme/account.go
2021-07-22 23:48:41 +02:00

63 lines
1.8 KiB
Go

package acme
import (
"crypto"
"encoding/base64"
"encoding/json"
"time"
"go.step.sm/crypto/jose"
)
// Account is a subset of the internal account type containing only those
// attributes required for responses in the ACME protocol.
type Account struct {
ID string `json:"-"`
Key *jose.JSONWebKey `json:"-"`
Contact []string `json:"contact,omitempty"`
Status Status `json:"status"`
OrdersURL string `json:"orders"`
ExternalAccountBinding interface{} `json:"externalAccountBinding,omitempty"`
}
// ToLog enables response logging.
func (a *Account) ToLog() (interface{}, error) {
b, err := json.Marshal(a)
if err != nil {
return nil, WrapErrorISE(err, "error marshaling account for logging")
}
return string(b), nil
}
// IsValid returns true if the Account is valid.
func (a *Account) IsValid() bool {
return Status(a.Status) == StatusValid
}
// KeyToID converts a JWK to a thumbprint.
func KeyToID(jwk *jose.JSONWebKey) (string, error) {
kid, err := jwk.Thumbprint(crypto.SHA256)
if err != nil {
return "", WrapErrorISE(err, "error generating jwk thumbprint")
}
return base64.RawURLEncoding.EncodeToString(kid), nil
}
type ExternalAccountKey struct {
ID string `json:"id"`
Name string `json:"name"`
AccountID string `json:"-"`
KeyBytes []byte `json:"-"`
CreatedAt time.Time `json:"createdAt"`
BoundAt time.Time `json:"boundAt,omitempty"`
}
func (eak *ExternalAccountKey) AlreadyBound() bool {
return !eak.BoundAt.IsZero()
}
func (eak *ExternalAccountKey) BindTo(account *Account) {
eak.AccountID = account.ID
eak.BoundAt = time.Now()
eak.KeyBytes = []byte{} // clearing the key bytes; can only be used once
}