mirror of https://github.com/docker/docs.git
104 lines
3.3 KiB
Go
104 lines
3.3 KiB
Go
package api
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import (
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"fmt"
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"log"
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"github.com/docker/notary/signer"
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"github.com/docker/notary/signer/keys"
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"golang.org/x/net/context"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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pb "github.com/docker/notary/proto"
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)
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//KeyManagementServer implements the KeyManagementServer grpc interface
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type KeyManagementServer struct {
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SigServices signer.SigningServiceIndex
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}
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//SignerServer implements the SignerServer grpc interface
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type SignerServer struct {
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SigServices signer.SigningServiceIndex
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}
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//CreateKey returns a PublicKey created using KeyManagementServer's SigningService
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func (s *KeyManagementServer) CreateKey(ctx context.Context, algorithm *pb.Algorithm) (*pb.PublicKey, error) {
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service := s.SigServices[algorithm.Algorithm]
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if service == nil {
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return nil, fmt.Errorf("algorithm %s not supported for create key", algorithm.Algorithm)
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}
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key, err := service.CreateKey()
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if err != nil {
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return nil, grpc.Errorf(codes.Internal, "Key creation failed")
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}
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log.Println("[Notary-signer CreateKey] : Created KeyID ", key.KeyInfo.KeyID.ID)
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return key, nil
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}
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//DeleteKey deletes they key associated with a KeyID
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func (s *KeyManagementServer) DeleteKey(ctx context.Context, keyID *pb.KeyID) (*pb.Void, error) {
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_, service, err := FindKeyByID(s.SigServices, keyID)
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if err != nil {
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return nil, grpc.Errorf(codes.NotFound, "Invalid keyID: key %s not found", keyID.ID)
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}
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_, err = service.DeleteKey(keyID)
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log.Println("[Notary-signer DeleteKey] : Deleted KeyID ", keyID.ID)
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if err != nil {
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switch err {
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case keys.ErrInvalidKeyID:
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return nil, grpc.Errorf(codes.NotFound, "Invalid keyID: key %s not found", keyID.ID)
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default:
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return nil, grpc.Errorf(codes.Internal, "Key deletion for keyID %s failed", keyID.ID)
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}
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}
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return &pb.Void{}, nil
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}
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//GetKeyInfo returns they PublicKey associated with a KeyID
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func (s *KeyManagementServer) GetKeyInfo(ctx context.Context, keyID *pb.KeyID) (*pb.PublicKey, error) {
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_, service, err := FindKeyByID(s.SigServices, keyID)
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if err != nil {
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return nil, grpc.Errorf(codes.NotFound, "Invalid keyID: key %s not found", keyID.ID)
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}
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key, err := service.KeyInfo(keyID)
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if err != nil {
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return nil, grpc.Errorf(codes.NotFound, "Invalid keyID: key %s not found", keyID.ID)
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}
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log.Println("[Notary-signer GetKeyInfo] : Returning PublicKey for KeyID ", keyID.ID)
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return key, nil
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}
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//Sign signs a message and returns the signature using a private key associate with the KeyID from the SignatureRequest
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func (s *SignerServer) Sign(ctx context.Context, sr *pb.SignatureRequest) (*pb.Signature, error) {
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_, service, err := FindKeyByID(s.SigServices, sr.KeyID)
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if err != nil {
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return nil, grpc.Errorf(codes.NotFound, "Invalid keyID: key %s not found", sr.KeyID.ID)
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}
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log.Println("[Notary-signer Sign] : Signing ", string(sr.Content), " with KeyID ", sr.KeyID.ID)
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signer, err := service.Signer(sr.KeyID)
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if err == keys.ErrInvalidKeyID {
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return nil, grpc.Errorf(codes.NotFound, "Invalid keyID: key %s not found", sr.KeyID.ID)
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} else if err != nil {
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return nil, grpc.Errorf(codes.Internal, "Signing failed for keyID %s on hash %s", sr.KeyID.ID, sr.Content)
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}
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signature, err := signer.Sign(sr)
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if err != nil {
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return nil, grpc.Errorf(codes.Internal, "Signing failed for keyID %s on hash %s", sr.KeyID.ID, sr.Content)
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}
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return signature, nil
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}
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