mirror of
https://github.com/onsonr/sonr.git
synced 2025-03-10 21:09:11 +00:00
82 lines
2.5 KiB
Go
82 lines
2.5 KiB
Go
package builder
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import (
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"fmt"
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cryptotypes "github.com/cosmos/cosmos-sdk/crypto/types"
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didv1 "github.com/onsonr/sonr/api/did/v1"
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"github.com/onsonr/sonr/x/did/types"
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"github.com/go-webauthn/webauthn/protocol/webauthncose"
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)
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// PublicKey is an interface for a public key
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type PublicKey interface {
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cryptotypes.PubKey
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Clone() cryptotypes.PubKey
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GetRaw() []byte
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GetRole() types.KeyRole
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GetAlgorithm() types.KeyAlgorithm
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GetEncoding() types.KeyEncoding
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GetCurve() types.KeyCurve
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GetKeyType() types.KeyType
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}
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// CreateAuthnVerification creates a new verification method for an authn method
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func CreateAuthnVerification(namespace types.DIDNamespace, issuer string, controller string, pubkey *types.PubKey, identifier string) *types.VerificationMethod {
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return &types.VerificationMethod{
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Method: namespace,
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Controller: controller,
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PublicKey: pubkey,
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Id: identifier,
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Issuer: issuer,
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}
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}
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// CreateWalletVerification creates a new verification method for a wallet
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func CreateWalletVerification(namespace types.DIDNamespace, controller string, pubkey *types.PubKey, identifier string) *didv1.VerificationMethod {
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return &didv1.VerificationMethod{
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Method: APIFormatDIDNamespace(namespace),
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Controller: controller,
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PublicKey: APIFormatPubKey(pubkey),
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Id: identifier,
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}
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}
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// ExtractWebAuthnPublicKey parses the raw public key bytes and returns a JWK representation
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func ExtractWebAuthnPublicKey(keyBytes []byte) (*types.PubKey_JWK, error) {
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key, err := webauthncose.ParsePublicKey(keyBytes)
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if err != nil {
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return nil, fmt.Errorf("failed to parse public key: %w", err)
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}
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switch k := key.(type) {
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case *webauthncose.EC2PublicKeyData:
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return FormatEC2PublicKey(k)
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case *webauthncose.RSAPublicKeyData:
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return FormatRSAPublicKey(k)
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case *webauthncose.OKPPublicKeyData:
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return FormatOKPPublicKey(k)
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default:
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return nil, fmt.Errorf("unsupported key type")
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}
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}
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// NewInitialWalletAccounts creates a new set of verification methods for a wallet
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func NewInitialWalletAccounts(controller string, pubkey *types.PubKey) ([]*didv1.VerificationMethod, error) {
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var verificationMethods []*didv1.VerificationMethod
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for method, chain := range types.InitialChainCodes {
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nk, err := computeBip32AccountPublicKey(pubkey, chain, 0)
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if err != nil {
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return nil, err
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}
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addr, err := chain.FormatAddress(nk)
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if err != nil {
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return nil, nil
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}
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verificationMethods = append(verificationMethods, CreateWalletVerification(method, controller, nk, method.FormatDID(addr)))
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}
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return verificationMethods, nil
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}
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