[#189] client: Make PrmDial fields public

Signed-off-by: Airat Arifullin <a.arifullin@yadro.com>

client/client.go

@@ -78,31 +78,22 @@ func (c *Client) Init(prm PrmInit) {
 //
 // See also Init / Close.
 func (c *Client) Dial(ctx context.Context, prm PrmDial) error {
-	if prm.endpoint == "" {
+	if prm.Endpoint == "" {
 		return errorServerAddrUnset
 	}
 
-	if prm.timeoutDialSet {
+	if prm.DialTimeout <= 0 {
-		if prm.timeoutDial <= 0 {
+		prm.DialTimeout = defaultDialTimeout
-			return errorNonPositiveTimeout
-		}
-	} else {
-		prm.timeoutDial = 5 * time.Second
 	}
-
+	if prm.StreamTimeout <= 0 {
-	if prm.streamTimeoutSet {
+		prm.StreamTimeout = defaultStreamTimeout
-		if prm.streamTimeout <= 0 {
-			return errorNonPositiveTimeout
-		}
-	} else {
-		prm.streamTimeout = 10 * time.Second
 	}
 
 	c.c = *client.New(append(
-		client.WithNetworkURIAddress(prm.endpoint, prm.tlsConfig),
+		client.WithNetworkURIAddress(prm.Endpoint, prm.TLSConfig),
-		client.WithDialTimeout(prm.timeoutDial),
+		client.WithDialTimeout(prm.DialTimeout),
-		client.WithRWTimeout(prm.streamTimeout),
+		client.WithRWTimeout(prm.StreamTimeout),
-		client.WithGRPCDialOptions(prm.dialOptions),
+		client.WithGRPCDialOptions(prm.GRPCDialOptions),
 	)...)
 
 	c.setFrostFSAPIServer((*coreServer)(&c.c))
@@ -185,21 +176,26 @@ func (x *PrmInit) SetResponseInfoCallback(f func(ResponseMetaInfo) error) {
 	x.ResponseInfoCallback = f
 }
 
+const (
+	defaultDialTimeout   = 5 * time.Second
+	defaultStreamTimeout = 10 * time.Second
+)
+
 // PrmDial groups connection parameters for the Client.
 //
 // See also Dial.
 type PrmDial struct {
-	endpoint string
+	Endpoint string
 
-	tlsConfig *tls.Config
+	TLSConfig *tls.Config
 
-	timeoutDialSet bool
+	// If DialTimeout is non-positive, then it's set to defaultDialTimeout.
-	timeoutDial    time.Duration
+	DialTimeout time.Duration
 
-	streamTimeoutSet bool
+	// If StreamTimeout is non-positive, then it's set to defaultStreamTimeout.
-	streamTimeout    time.Duration
+	StreamTimeout time.Duration
 
-	dialOptions []grpc.DialOption
+	GRPCDialOptions []grpc.DialOption
 }
 
 // SetServerURI sets server URI in the FrostFS network.
@@ -215,33 +211,41 @@ type PrmDial struct {
 //	grpcs
 //
 // See also SetTLSConfig.
+//
+// Deprecated: Use PrmDial.Endpoint instead.
 func (x *PrmDial) SetServerURI(endpoint string) {
-	x.endpoint = endpoint
+	x.Endpoint = endpoint
 }
 
 // SetTLSConfig sets tls.Config to open TLS client connection
 // to the FrostFS server. Nil (default) means insecure connection.
 //
 // See also SetServerURI.
+//
+// Depreacted: Use PrmDial.TLSConfig instead.
 func (x *PrmDial) SetTLSConfig(tlsConfig *tls.Config) {
-	x.tlsConfig = tlsConfig
+	x.TLSConfig = tlsConfig
 }
 
 // SetTimeout sets the timeout for connection to be established.
 // MUST BE positive. If not called, 5s timeout will be used by default.
+//
+// Deprecated: Use PrmDial.DialTimeout instead.
 func (x *PrmDial) SetTimeout(timeout time.Duration) {
-	x.timeoutDialSet = true
+	x.DialTimeout = timeout
-	x.timeoutDial = timeout
 }
 
 // SetStreamTimeout sets the timeout for individual operations in streaming RPC.
 // MUST BE positive. If not called, 10s timeout will be used by default.
+//
+// Deprecated: Use PrmDial.StreamTimeout instead.
 func (x *PrmDial) SetStreamTimeout(timeout time.Duration) {
-	x.streamTimeoutSet = true
+	x.StreamTimeout = timeout
-	x.streamTimeout = timeout
 }
 
 // SetGRPCDialOptions sets the gRPC dial options for new gRPC client connection.
+//
+// Deprecated: Use PrmDial.GRPCDialOptions instead.
 func (x *PrmDial) SetGRPCDialOptions(opts ...grpc.DialOption) {
-	x.dialOptions = opts
+	x.GRPCDialOptions = opts
 }

client/client_test.go

@@ -44,8 +44,9 @@ func TestClient_DialContext(t *testing.T) {
 	var c Client
 
 	// try to connect to any host
-	var prm PrmDial
+	prm := PrmDial{
-	prm.SetServerURI("localhost:8080")
+		Endpoint: "localhost:8080",
+	}
 
 	assert := func(ctx context.Context, errExpected error) {
 		// expect particular context error according to Dial docs

client/common.go

@@ -50,7 +50,6 @@ var (
 	errorMissingObject        = errors.New("missing object")
 	errorAccountNotSet        = errors.New("account not set")
 	errorServerAddrUnset      = errors.New("server address is unset or empty")
-	errorNonPositiveTimeout   = errors.New("non-positive timeout")
 	errorEACLTableNotSet      = errors.New("eACL table not set")
 	errorMissingAnnouncements = errors.New("missing announcements")
 	errorZeroRangeLength      = errors.New("zero range length")

pool/pool.go

@@ -341,11 +341,12 @@ func (c *clientWrapper) dial(ctx context.Context) error {
 		return err
 	}
 
-	var prmDial sdkClient.PrmDial
+	prmDial := sdkClient.PrmDial{
-	prmDial.SetServerURI(c.prm.address)
+		Endpoint:        c.prm.address,
-	prmDial.SetTimeout(c.prm.dialTimeout)
+		DialTimeout:     c.prm.dialTimeout,
-	prmDial.SetStreamTimeout(c.prm.streamTimeout)
+		StreamTimeout:   c.prm.streamTimeout,
-	prmDial.SetGRPCDialOptions(c.prm.dialOptions...)
+		GRPCDialOptions: c.prm.dialOptions,
+	}
 
 	if err = cl.Dial(ctx, prmDial); err != nil {
 		c.setUnhealthyOnDial()
@@ -379,11 +380,12 @@ func (c *clientWrapper) restartIfUnhealthy(ctx context.Context) (healthy, change
 
 	cl.Init(prmInit)
 
-	var prmDial sdkClient.PrmDial
+	prmDial := sdkClient.PrmDial{
-	prmDial.SetServerURI(c.prm.address)
+		Endpoint:        c.prm.address,
-	prmDial.SetTimeout(c.prm.dialTimeout)
+		DialTimeout:     c.prm.dialTimeout,
-	prmDial.SetStreamTimeout(c.prm.streamTimeout)
+		StreamTimeout:   c.prm.streamTimeout,
-	prmDial.SetGRPCDialOptions(c.prm.dialOptions...)
+		GRPCDialOptions: c.prm.dialOptions,
+	}
 
 	if err := cl.Dial(ctx, prmDial); err != nil {
 		c.setUnhealthyOnDial()