Add Suffix support to default client set info (redis#2852)

* Add Suffix support to defualt client set info

* Change ClientNameSuffix to IdentitySuffix

* add tests

commands_test.go

@@ -291,6 +291,17 @@ var _ = Describe("Commands", func() {
 				}()
 				pipe.ClientSetInfo(ctx, libInfo)
 			}).To(Panic())
+			// Test setting the default options for libName, libName suffix and libVer
+			clientInfo := client.ClientInfo(ctx).Val()
+			Expect(clientInfo.LibName).To(ContainSubstring("go-redis(go-redis,"))
+			// Test setting the libName suffix in options
+			opt := redisOptions()
+			opt.IdentitySuffix = "suffix"
+			client2 := redis.NewClient(opt)
+			defer client2.Close()
+			clientInfo = client2.ClientInfo(ctx).Val()
+			Expect(clientInfo.LibName).To(ContainSubstring("go-redis(suffix,"))
+
 		})
 
 		It("should ConfigGet", func() {

options.go

@@ -144,6 +144,9 @@ type Options struct {
 
 	// Disable set-lib on connect. Default is false.
 	DisableIndentity bool
+
+	// Add suffix to client name. Default is empty.
+	IdentitySuffix string
 }
 
 func (opt *Options) init() {

osscluster.go

@@ -86,6 +86,8 @@ type ClusterOptions struct {
 
 	TLSConfig        *tls.Config
 	DisableIndentity bool // Disable set-lib on connect. Default is false.
+
+	IdentitySuffix string // Add suffix to client name. Default is empty.
 }
 
 func (opt *ClusterOptions) init() {
@@ -291,6 +293,7 @@ func (opt *ClusterOptions) clientOptions() *Options {
 		ConnMaxIdleTime:  opt.ConnMaxIdleTime,
 		ConnMaxLifetime:  opt.ConnMaxLifetime,
 		DisableIndentity: opt.DisableIndentity,
+		IdentitySuffix:   opt.IdentitySuffix,
 		TLSConfig:        opt.TLSConfig,
 		// If ClusterSlots is populated, then we probably have an artificial
 		// cluster whose nodes are not in clustering mode (otherwise there isn't

redis.go

@@ -315,6 +315,9 @@ func (c *baseClient) initConn(ctx context.Context, cn *pool.Conn) error {
 	if !c.opt.DisableIndentity {
 		libName := ""
 		libVer := Version()
+		if c.opt.IdentitySuffix != "" {
+			libName = c.opt.IdentitySuffix
+		}
 		libInfo := LibraryInfo{LibName: &libName}
 		conn.ClientSetInfo(ctx, libInfo)
 		libInfo = LibraryInfo{LibVer: &libVer}

ring.go

@@ -99,6 +99,7 @@ type RingOptions struct {
 	Limiter   Limiter
 
 	DisableIndentity bool
+	IdentitySuffix   string
 }
 
 func (opt *RingOptions) init() {
@@ -166,6 +167,7 @@ func (opt *RingOptions) clientOptions() *Options {
 		Limiter:   opt.Limiter,
 
 		DisableIndentity: opt.DisableIndentity,
+		IdentitySuffix:   opt.IdentitySuffix,
 	}
 }
 

sentinel.go

@@ -81,6 +81,7 @@ type FailoverOptions struct {
 	TLSConfig *tls.Config
 
 	DisableIndentity bool
+	IdentitySuffix   string
 }
 
 func (opt *FailoverOptions) clientOptions() *Options {
@@ -117,6 +118,7 @@ func (opt *FailoverOptions) clientOptions() *Options {
 		TLSConfig: opt.TLSConfig,
 
 		DisableIndentity: opt.DisableIndentity,
+		IdentitySuffix:   opt.IdentitySuffix,
 	}
 }
 

universal.go

@@ -67,6 +67,7 @@ type UniversalOptions struct {
 	MasterName string
 
 	DisableIndentity bool
+	IdentitySuffix   string
 }
 
 // Cluster returns cluster options created from the universal options.
@@ -112,6 +113,7 @@ func (o *UniversalOptions) Cluster() *ClusterOptions {
 		TLSConfig: o.TLSConfig,
 
 		DisableIndentity: o.DisableIndentity,
+		IdentitySuffix:   o.IdentitySuffix,
 	}
 }
 
@@ -157,6 +159,7 @@ func (o *UniversalOptions) Failover() *FailoverOptions {
 		TLSConfig: o.TLSConfig,
 
 		DisableIndentity: o.DisableIndentity,
+		IdentitySuffix:   o.IdentitySuffix,
 	}
 }
 
@@ -199,6 +202,7 @@ func (o *UniversalOptions) Simple() *Options {
 		TLSConfig: o.TLSConfig,
 
 		DisableIndentity: o.DisableIndentity,
+		IdentitySuffix:   o.IdentitySuffix,
 	}
 }