bump go to 1.25.10 and libs

.github/workflows/test.yml

@@ -13,12 +13,14 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: "1.21"
+          go-version: "1.25.10"
       - name: Staticcheck
         run: make staticcheck
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v6
+        uses: golangci/golangci-lint-action@v9
         with:
-          version: latest
+          version: v2.9.0
+          skip-cache: true
+          problem-matchers: true
       - name: Unit test
         run: make unit-test

.golangci.yml

@@ -1,22 +1,26 @@
 # See https://golangci-lint.run/usage/configuration/
-
+version: "2"
 run:
   timeout: 5m
+  concurrency: 4
+  go: "1.25"
 
 linters:
-  disable-all: true
+  default: none
   enable:
-    - errcheck
-    - gofmt
-    - goimports
     - gosec
-    - gosimple
+    - staticcheck
     - govet
     - ineffassign
     - misspell
-    - typecheck
     - unused
-linters-settings:
-  gosec:
-    excludes:
-      - 'G115' # safe to exclude type conversion overflow checks in this repository since the integer values will always be low
+  settings:
+    gosec:
+      excludes:
+        - G115 # safe to exclude type conversion overflow checks in this repository since the integer values will always be low
+formatters:
+  enable:
+    - gci
+    - gofmt
+    - gofumpt
+    - goimports

go.mod

@@ -1,22 +1,22 @@
 module github.com/hyperledger/fabric-chaincode-go/v2
 
-go 1.24.0
+go 1.25.10
 
 require (
 	github.com/hyperledger/fabric-protos-go-apiv2 v0.3.7
 	github.com/stretchr/testify v1.11.1
-	google.golang.org/grpc v1.80.0
+	google.golang.org/grpc v1.81.1
 	google.golang.org/protobuf v1.36.11
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	golang.org/x/net v0.49.0 // indirect
-	golang.org/x/sys v0.40.0 // indirect
-	golang.org/x/text v0.33.0 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20260120221211-b8f7ae30c516 // indirect
+	golang.org/x/net v0.54.0 // indirect
+	golang.org/x/sys v0.44.0 // indirect
+	golang.org/x/text v0.37.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20260511170946-3700d4141b60 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -27,28 +27,28 @@ github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu
 github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 go.opentelemetry.io/auto/sdk v1.2.1 h1:jXsnJ4Lmnqd11kwkBV2LgLoFMZKizbCi5fNZ/ipaZ64=
 go.opentelemetry.io/auto/sdk v1.2.1/go.mod h1:KRTj+aOaElaLi+wW1kO/DZRXwkF4C5xPbEe3ZiIhN7Y=
-go.opentelemetry.io/otel v1.39.0 h1:8yPrr/S0ND9QEfTfdP9V+SiwT4E0G7Y5MO7p85nis48=
-go.opentelemetry.io/otel v1.39.0/go.mod h1:kLlFTywNWrFyEdH0oj2xK0bFYZtHRYUdv1NklR/tgc8=
-go.opentelemetry.io/otel/metric v1.39.0 h1:d1UzonvEZriVfpNKEVmHXbdf909uGTOQjA0HF0Ls5Q0=
-go.opentelemetry.io/otel/metric v1.39.0/go.mod h1:jrZSWL33sD7bBxg1xjrqyDjnuzTUB0x1nBERXd7Ftcs=
-go.opentelemetry.io/otel/sdk v1.39.0 h1:nMLYcjVsvdui1B/4FRkwjzoRVsMK8uL/cj0OyhKzt18=
-go.opentelemetry.io/otel/sdk v1.39.0/go.mod h1:vDojkC4/jsTJsE+kh+LXYQlbL8CgrEcwmt1ENZszdJE=
-go.opentelemetry.io/otel/sdk/metric v1.39.0 h1:cXMVVFVgsIf2YL6QkRF4Urbr/aMInf+2WKg+sEJTtB8=
-go.opentelemetry.io/otel/sdk/metric v1.39.0/go.mod h1:xq9HEVH7qeX69/JnwEfp6fVq5wosJsY1mt4lLfYdVew=
-go.opentelemetry.io/otel/trace v1.39.0 h1:2d2vfpEDmCJ5zVYz7ijaJdOF59xLomrvj7bjt6/qCJI=
-go.opentelemetry.io/otel/trace v1.39.0/go.mod h1:88w4/PnZSazkGzz/w84VHpQafiU4EtqqlVdxWy+rNOA=
-golang.org/x/net v0.49.0 h1:eeHFmOGUTtaaPSGNmjBKpbng9MulQsJURQUAfUwY++o=
-golang.org/x/net v0.49.0/go.mod h1:/ysNB2EvaqvesRkuLAyjI1ycPZlQHM3q01F02UY/MV8=
-golang.org/x/sys v0.40.0 h1:DBZZqJ2Rkml6QMQsZywtnjnnGvHza6BTfYFWY9kjEWQ=
-golang.org/x/sys v0.40.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
-golang.org/x/text v0.33.0 h1:B3njUFyqtHDUI5jMn1YIr5B0IE2U0qck04r6d4KPAxE=
-golang.org/x/text v0.33.0/go.mod h1:LuMebE6+rBincTi9+xWTY8TztLzKHc/9C1uBCG27+q8=
+go.opentelemetry.io/otel v1.43.0 h1:mYIM03dnh5zfN7HautFE4ieIig9amkNANT+xcVxAj9I=
+go.opentelemetry.io/otel v1.43.0/go.mod h1:JuG+u74mvjvcm8vj8pI5XiHy1zDeoCS2LB1spIq7Ay0=
+go.opentelemetry.io/otel/metric v1.43.0 h1:d7638QeInOnuwOONPp4JAOGfbCEpYb+K6DVWvdxGzgM=
+go.opentelemetry.io/otel/metric v1.43.0/go.mod h1:RDnPtIxvqlgO8GRW18W6Z/4P462ldprJtfxHxyKd2PY=
+go.opentelemetry.io/otel/sdk v1.43.0 h1:pi5mE86i5rTeLXqoF/hhiBtUNcrAGHLKQdhg4h4V9Dg=
+go.opentelemetry.io/otel/sdk v1.43.0/go.mod h1:P+IkVU3iWukmiit/Yf9AWvpyRDlUeBaRg6Y+C58QHzg=
+go.opentelemetry.io/otel/sdk/metric v1.43.0 h1:S88dyqXjJkuBNLeMcVPRFXpRw2fuwdvfCGLEo89fDkw=
+go.opentelemetry.io/otel/sdk/metric v1.43.0/go.mod h1:C/RJtwSEJ5hzTiUz5pXF1kILHStzb9zFlIEe85bhj6A=
+go.opentelemetry.io/otel/trace v1.43.0 h1:BkNrHpup+4k4w+ZZ86CZoHHEkohws8AY+WTX09nk+3A=
+go.opentelemetry.io/otel/trace v1.43.0/go.mod h1:/QJhyVBUUswCphDVxq+8mld+AvhXZLhe+8WVFxiFff0=
+golang.org/x/net v0.54.0 h1:2zJIZAxAHV/OHCDTCOHAYehQzLfSXuf/5SoL/Dv6w/w=
+golang.org/x/net v0.54.0/go.mod h1:Sj4oj8jK6XmHpBZU/zWHw3BV3abl4Kvi+Ut7cQcY+cQ=
+golang.org/x/sys v0.44.0 h1:ildZl3J4uzeKP07r2F++Op7E9B29JRUy+a27EibtBTQ=
+golang.org/x/sys v0.44.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
+golang.org/x/text v0.37.0 h1:Cqjiwd9eSg8e0QAkyCaQTNHFIIzWtidPahFWR83rTrc=
+golang.org/x/text v0.37.0/go.mod h1:a5sjxXGs9hsn/AJVwuElvCAo9v8QYLzvavO5z2PiM38=
 gonum.org/v1/gonum v0.17.0 h1:VbpOemQlsSMrYmn7T2OUvQ4dqxQXU+ouZFQsZOx50z4=
 gonum.org/v1/gonum v0.17.0/go.mod h1:El3tOrEuMpv2UdMrbNlKEh9vd86bmQ6vqIcDwxEOc1E=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20260120221211-b8f7ae30c516 h1:sNrWoksmOyF5bvJUcnmbeAmQi8baNhqg5IWaI3llQqU=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20260120221211-b8f7ae30c516/go.mod h1:j9x/tPzZkyxcgEFkiKEEGxfvyumM01BEtsW8xzOahRQ=
-google.golang.org/grpc v1.80.0 h1:Xr6m2WmWZLETvUNvIUmeD5OAagMw3FiKmMlTdViWsHM=
-google.golang.org/grpc v1.80.0/go.mod h1:ho/dLnxwi3EDJA4Zghp7k2Ec1+c2jqup0bFkw07bwF4=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20260511170946-3700d4141b60 h1:seT2EwLWM78plQ7wcDfuWBc/4FAEAXDDiaSol4ku4qo=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20260511170946-3700d4141b60/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
+google.golang.org/grpc v1.81.1 h1:VnnIIZ88UzOOKLukQi+ImGz8O1Wdp8nAGGnvOfEIWQQ=
+google.golang.org/grpc v1.81.1/go.mod h1:xGH9GfzOyMTGIOXBJmXt+BX/V0kcdQbdcuwQ/zNw42I=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
 google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

pkg/cid/cid_test.go

@@ -29,6 +29,7 @@ KoZIzj0EAwIDRwAwRAIgCoXaCdU8ZiRKkai0QiXJM/GL5fysLnmG2oZ6XOIdwtsC
 IEmCsI8Mhrvx1doTbEOm7kmIrhQwUVDBNXCWX1t3kJVN
 -----END CERTIFICATE-----
 `
+
 const certWithAttrs = `-----BEGIN CERTIFICATE-----
 MIIB6TCCAY+gAwIBAgIUHkmY6fRP0ANTvzaBwKCkMZZPUnUwCgYIKoZIzj0EAwIw
 GzEZMBcGA1UEAxMQZmFicmljLWNhLXNlcnZlcjAeFw0xNzA5MDgwMzQyMDBaFw0x
@@ -133,8 +134,10 @@ func TestIdemix(t *testing.T) {
 
 func getMockStub() (cid.ChaincodeStubInterface, error) {
 	stub := &mockStub{}
-	sid := &msp.SerializedIdentity{Mspid: "SampleOrg",
-		IdBytes: []byte(certWithOutAttrs)}
+	sid := &msp.SerializedIdentity{
+		Mspid:   "SampleOrg",
+		IdBytes: []byte(certWithOutAttrs),
+	}
 	b, err := proto.Marshal(sid)
 	if err != nil {
 		return nil, err
@@ -145,8 +148,10 @@ func getMockStub() (cid.ChaincodeStubInterface, error) {
 
 func getMockStubWithAttrs() (cid.ChaincodeStubInterface, error) {
 	stub := &mockStub{}
-	sid := &msp.SerializedIdentity{Mspid: "SampleOrg",
-		IdBytes: []byte(certWithAttrs)}
+	sid := &msp.SerializedIdentity{
+		Mspid:   "SampleOrg",
+		IdBytes: []byte(certWithAttrs),
+	}
 	b, err := proto.Marshal(sid)
 	if err != nil {
 		return nil, err
@@ -161,7 +166,8 @@ func getIdemixMockStubWithAttrs() (cid.ChaincodeStubInterface, error) {
 	if err != nil {
 		return nil, err
 	}
-	sid := &msp.SerializedIdentity{Mspid: "idemixOrg",
+	sid := &msp.SerializedIdentity{
+		Mspid:   "idemixOrg",
 		IdBytes: idBytes,
 	}
 	b, err := proto.Marshal(sid)

pkg/cid/interfaces.go

@@ -17,7 +17,6 @@ type ChaincodeStubInterface interface {
 // ClientIdentity represents information about the identity that submitted the
 // transaction
 type ClientIdentity interface {
-
 	// GetID returns the ID associated with the invoking identity.  This ID
 	// is guaranteed to be unique within the MSP.
 	GetID() (string, error)

shim/handler.go

@@ -548,8 +548,12 @@ func (h *Handler) sendBatch(channelID string, txid string, writes []*peer.WriteR
 	return nil
 }
 
-func (h *Handler) handleGetStateByRange(collection, startKey, endKey string, metadata []byte,
-	channelID string, txid string) (*peer.QueryResponse, error) {
+func (h *Handler) handleGetStateByRange(
+	collection, startKey, endKey string,
+	metadata []byte,
+	channelID string,
+	txid string,
+) (*peer.QueryResponse, error) {
 	// Send GET_STATE_BY_RANGE message to peer chaincode support
 	payloadBytes := marshalOrPanic(&peer.GetStateByRange{Collection: collection, StartKey: startKey, EndKey: endKey, Metadata: metadata})
 	msg := &peer.ChaincodeMessage{Type: peer.ChaincodeMessage_GET_STATE_BY_RANGE, Payload: payloadBytes, Txid: txid, ChannelId: channelID}
@@ -651,8 +655,13 @@ func (h *Handler) handleQueryStateClose(id, channelID, txid string) (*peer.Query
 	return nil, fmt.Errorf("incorrect chaincode message %s received. Expecting %s or %s", responseMsg.Type, peer.ChaincodeMessage_RESPONSE, peer.ChaincodeMessage_ERROR)
 }
 
-func (h *Handler) handleGetQueryResult(collection string, query string, metadata []byte,
-	channelID string, txid string) (*peer.QueryResponse, error) {
+func (h *Handler) handleGetQueryResult(
+	collection string,
+	query string,
+	metadata []byte,
+	channelID string,
+	txid string,
+) (*peer.QueryResponse, error) {
 	// Send GET_QUERY_RESULT message to peer chaincode support
 	payloadBytes := marshalOrPanic(&peer.GetQueryResult{Collection: collection, Query: query, Metadata: metadata})
 	msg := &peer.ChaincodeMessage{Type: peer.ChaincodeMessage_GET_QUERY_RESULT, Payload: payloadBytes, Txid: txid, ChannelId: channelID}
@@ -853,7 +862,7 @@ func (h *Handler) handleMessage(msg *peer.ChaincodeMessage, errc chan error) err
 	if err != nil {
 		payload := []byte(err.Error())
 		errorMsg := &peer.ChaincodeMessage{Type: peer.ChaincodeMessage_ERROR, Payload: payload, Txid: msg.Txid}
-		h.serialSend(errorMsg) //nolint:errcheck
+		h.serialSend(errorMsg) //nolint:gosec
 		return err
 	}
 

shim/handler_test.go

@@ -60,7 +60,7 @@ func TestNewHandler_CreatedState(t *testing.T) {
 func TestHandlerState(t *testing.T) {
 	t.Parallel()
 
-	var tests = []struct {
+	tests := []struct {
 		name        string
 		state       state
 		msg         *peer.ChaincodeMessage
@@ -135,7 +135,7 @@ func TestHandlerState(t *testing.T) {
 func TestHandleMessage(t *testing.T) {
 	t.Parallel()
 
-	var tests = []struct {
+	tests := []struct {
 		name         string
 		msg          *peer.ChaincodeMessage
 		msgType      peer.ChaincodeMessage_Type
@@ -294,5 +294,4 @@ func TestHandlePeerCalls(t *testing.T) {
 
 	_, err = h.handleGetHistoryForKey("key", "channel", "txid")
 	assert.ErrorContains(t, err, "cannot create response channel")
-
 }

shim/internal/client.go

@@ -27,7 +27,6 @@ func NewClientConn(
 	tlsConf *tls.Config,
 	kaOpts keepalive.ClientParameters,
 ) (*grpc.ClientConn, error) {
-
 	dialOpts := []grpc.DialOption{
 		grpc.WithKeepaliveParams(kaOpts),
 		grpc.WithDefaultCallOptions(

shim/internal/config.go

@@ -48,7 +48,7 @@ func LoadConfig() (Config, error) {
 	var key []byte
 	path, set := os.LookupEnv("CORE_TLS_CLIENT_KEY_FILE")
 	if set {
-		key, err = os.ReadFile(path)
+		key, err = os.ReadFile(path) //nolint:gosec
 		if err != nil {
 			return Config{}, fmt.Errorf("failed to read private key file: %s", err)
 		}
@@ -66,7 +66,7 @@ func LoadConfig() (Config, error) {
 	var cert []byte
 	path, set = os.LookupEnv("CORE_TLS_CLIENT_CERT_FILE")
 	if set {
-		cert, err = os.ReadFile(path)
+		cert, err = os.ReadFile(path) //nolint:gosec
 		if err != nil {
 			return Config{}, fmt.Errorf("failed to read public key file: %s", err)
 		}
@@ -132,7 +132,8 @@ func LoadTLSConfig(isserver bool, key, cert, root []byte) (*tls.Config, error) {
 	if isserver {
 		tlscfg.ClientCAs = rootCertPool
 		tlscfg.SessionTicketsDisabled = true
-		tlscfg.CipherSuites = []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+		tlscfg.CipherSuites = []uint16{
+			tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,

shim/internal/config_test.go

@@ -29,6 +29,7 @@ IRoYMsQximSiU7XvGCYLslx4GauhRANCAARBGdslxalpg0dxk9GwVhi+Qw9oKZPE
 n1hWPFmusDKtNbDLsHd9k1lU+SWnJKYlg7hmaUvxC1lR2M6KmvAwSUfN
 -----END PRIVATE KEY-----
 `
+
 var certPEM = `-----BEGIN CERTIFICATE-----
 MIICaTCCAhCgAwIBAgIQS46wcUDY2nJ2gQ/7fp/ptzAKBggqhkjOPQQDAjB2MQsw
 CQYDVQQGEwJVUzETMBEGA1UECBMKQ2FsaWZvcm5pYTEWMBQGA1UEBxMNU2FuIEZy
@@ -45,6 +46,7 @@ Y2OHBH8AAAEwCgYIKoZIzj0EAwIDRwAwRAIgWgxAuGibD+Da/qCLBryJMDGlyIrx
 HV+tI33lEy1B9qoCIEJD4xipI2WYp1sHmK2nxYPcoTb9WLFdNZ6twKZyw9c8
 -----END CERTIFICATE-----
 `
+
 var rootPEM = `-----BEGIN CERTIFICATE-----
 MIICSTCCAe+gAwIBAgIQWpamEC5/D2N5JKS8FEpgTzAKBggqhkjOPQQDAjB2MQsw
 CQYDVQQGEwJVUzETMBEGA1UECBMKQ2FsaWZvcm5pYTEWMBQGA1UEBxMNU2FuIEZy
@@ -173,7 +175,7 @@ func TestLoadBase64EncodedConfig(t *testing.T) {
 		PermitWithoutStream: true,
 	}
 
-	var tests = []struct {
+	tests := []struct {
 		name     string
 		env      map[string]string
 		expected Config
@@ -300,7 +302,7 @@ func TestLoadBase64EncodedConfig(t *testing.T) {
 		test := test
 		t.Run(test.name, func(t *testing.T) {
 			for k, v := range test.env {
-				os.Setenv(k, v)
+				os.Setenv(k, v) //nolint:gosec
 			}
 			conf, err := LoadConfig()
 			if test.errMsg == "" {
@@ -320,7 +322,8 @@ func TestLoadBase64EncodedConfig(t *testing.T) {
 		Certificates:           []tls.Certificate{clientCert},
 		ClientCAs:              rootPool,
 		SessionTicketsDisabled: true,
-		CipherSuites: []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+		CipherSuites: []uint16{
+			tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
@@ -335,7 +338,8 @@ func TestLoadBase64EncodedConfig(t *testing.T) {
 		Certificates:           []tls.Certificate{clientCert},
 		RootCAs:                nil,
 		SessionTicketsDisabled: true,
-		CipherSuites: []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+		CipherSuites: []uint16{
+			tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
@@ -346,7 +350,7 @@ func TestLoadBase64EncodedConfig(t *testing.T) {
 	}
 
 	// additional tests to differentiate client vs server
-	var tlsTests = []struct {
+	tlsTests := []struct {
 		name     string
 		issrv    bool
 		key      []byte
@@ -486,7 +490,7 @@ func TestLoadPEMEncodedConfig(t *testing.T) {
 		PermitWithoutStream: true,
 	}
 
-	var tests = []struct {
+	tests := []struct {
 		name     string
 		env      map[string]string
 		expected Config
@@ -565,7 +569,7 @@ func TestLoadPEMEncodedConfig(t *testing.T) {
 		test := test
 		t.Run(test.name, func(t *testing.T) {
 			for k, v := range test.env {
-				os.Setenv(k, v)
+				os.Setenv(k, v) //nolint:gosec
 			}
 			conf, err := LoadConfig()
 			if test.errMsg == "" {
@@ -631,7 +635,8 @@ func TestTLSClientWithChaincodeServer(t *testing.T) {
 		Certificates:           []tls.Certificate{cert},
 		ClientCAs:              rootPool,
 		SessionTicketsDisabled: true,
-		CipherSuites: []uint16{tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+		CipherSuites: []uint16{
+			tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
 			tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
@@ -642,7 +647,7 @@ func TestTLSClientWithChaincodeServer(t *testing.T) {
 	}
 
 	// given server is good and expects valid TLS connection, test good and invalid scenarios
-	var tlsTests = []struct {
+	tlsTests := []struct {
 		name           string
 		issrv          bool
 		clientKey      []byte

shim/internal/server_test.go

@@ -12,7 +12,6 @@ import (
 	"time"
 
 	"github.com/hyperledger/fabric-chaincode-go/v2/shim/internal"
-
 	"github.com/stretchr/testify/assert"
 	"google.golang.org/grpc/keepalive"
 )