[#82] client: Allow to pass gRPC dial options

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

client/client.go

@@ -10,6 +10,7 @@ import (
 	v2accounting "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/accounting"
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
+	"google.golang.org/grpc"
 )
 
 // Client represents virtual connection to the FrostFS network to communicate
@@ -101,6 +102,7 @@ func (c *Client) Dial(ctx context.Context, prm PrmDial) error {
 		client.WithNetworkURIAddress(prm.endpoint, prm.tlsConfig),
 		client.WithDialTimeout(prm.timeoutDial),
 		client.WithRWTimeout(prm.streamTimeout),
+		client.WithGRPCDialOptions(prm.dialOptions),
 	)...)
 
 	c.setFrostFSAPIServer((*coreServer)(&c.c))
@@ -186,6 +188,8 @@ type PrmDial struct {
 
 	streamTimeoutSet bool
 	streamTimeout    time.Duration
+
+	dialOptions []grpc.DialOption
 }
 
 // SetServerURI sets server URI in the FrostFS network.
@@ -226,3 +230,8 @@ func (x *PrmDial) SetStreamTimeout(timeout time.Duration) {
 	x.streamTimeoutSet = true
 	x.streamTimeout = timeout
 }
+
+// SetGRPCDialOptions sets the gRPC dial options for new gRPC client connection.
+func (x *PrmDial) SetGRPCDialOptions(opts ...grpc.DialOption) {
+	x.dialOptions = opts
+}