Remove gRPC

This hasn't been enabled in a while due to gRPC limitations

1 files changed, 0 insertions, 56 deletions

diff --git a/client/client.go b/client/client.go
index 43420e5..58cc6bb 100644
--- a/client/client.go
+++ b/client/client.go
@@ -11,19 +11,12 @@ import (
 	"net/http"
 	"net/url"
 	"path"
-	"strings"
 	"time"
 
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/metadata"
-
-	"github.com/golang/protobuf/ptypes"
 	"github.com/nsheridan/cashier/lib"
-	"github.com/nsheridan/cashier/proto"
 	"github.com/pkg/errors"
 	"golang.org/x/crypto/ssh"
 	"golang.org/x/crypto/ssh/agent"
-	"golang.org/x/net/context"
 )
 
 // SavePublicFiles installs the public part of the cert and key.
@@ -147,52 +140,3 @@ func Sign(pub ssh.PublicKey, token string, message string, conf *Config) (*ssh.C
 	}
 	return cert, nil
 }
-
-// RPCSign sends the public key to the CA to be signed.
-func RPCSign(pub ssh.PublicKey, token string, message string, conf *Config) (*ssh.Certificate, error) {
-	var opts []grpc.DialOption
-	var srv string
-	if strings.HasPrefix(conf.CA, "https://") {
-		srv = strings.TrimPrefix(conf.CA, "https://")
-	} else {
-		srv = strings.TrimPrefix(conf.CA, "http://")
-		opts = append(opts, grpc.WithInsecure())
-	}
-	conn, err := grpc.Dial(srv, opts...)
-	if err != nil {
-		return nil, err
-	}
-	defer conn.Close()
-	stub := proto.NewSignerClient(conn)
-	lifetime, err := time.ParseDuration(conf.Validity)
-	if err != nil {
-		return nil, err
-	}
-	deadline := time.Now().Add(lifetime)
-	ts, err := ptypes.TimestampProto(deadline)
-	if err != nil {
-		return nil, err
-	}
-	req := &proto.SignRequest{
-		Key:        lib.GetPublicKey(pub),
-		ValidUntil: ts,
-		Message:    message,
-	}
-	md := metadata.New(map[string]string{
-		"security": "authorization",
-		"payload":  token,
-	})
-	r, err := stub.Sign(metadata.NewOutgoingContext(context.TODO(), md), req)
-	if err != nil {
-		return nil, err
-	}
-	k, _, _, _, err := ssh.ParseAuthorizedKey(r.Cert)
-	if err != nil {
-		return nil, err
-	}
-	cert, ok := k.(*ssh.Certificate)
-	if !ok {
-		return nil, errors.New("did not receive a valid certificate from server")
-	}
-	return cert, nil
-}