build: update golangci-lint to 1.60.1 (#23807)

* build: update golangci-lint to 1.60.1

* ci: update golangci-lint to v1.60.1

Helps with go1.23 compatability. Introduces some breaking changes / newly
enforced linter patterns so those are fixed as well.

.golangci.yml

@@ -3,7 +3,7 @@
 
 run:
   # Timeout for analysis.
-  deadline: 10m
+  timeout: 10m
 
   # Modules download mode (do not modify go.mod)
   module-download-mode: readonly
@@ -11,26 +11,19 @@ run:
   # Exclude test files
   tests: false
 
-  # which dirs to skip: they won't be analyzed;
-  # can use regexp here: generated.*, regexp is applied on full path;
-  # default value is empty list, but next dirs are always skipped independently
-  # from this option's value:
-  #   	vendor$, third_party$, testdata$, examples$, Godeps$, builtin$
-  skip-dirs:
-    - ui
-
-  # which files to skip: they will be analyzed, but issues from them
-  # won't be reported. Default value is empty list, but there is
-  # no need to include all autogenerated files, we confidently recognize
-  # autogenerated files. If it's not please let us know.
-  skip-files:
+  # Skip ui and generated files
+  issues:
+    exclude-files:
     - ".*\\.generated\\.go$"
     - ".*bindata_assetfs\\.go$"
+    skip-dirs:
+      - ui
 
-# output configuration options
+# Output configuration options
 output:
-  # colored-line-number|line-number|json|tab|checkstyle|code-climate, default is "colored-line-number"
-  format: colored-line-number
+  formats:
+    - format: colored-line-number
+      path: stdout
 
   # print lines of code with issue, default is true
   print-issued-lines: true
@@ -45,10 +38,9 @@ linters-settings:
     # default is false: such cases aren't reported by default.
     check-type-assertions: false
 
-    # [deprecated] comma-separated list of pairs of the form pkg:regex
-    # the regex is used to ignore names within pkg. (default "fmt:.*").
-    # see https://github.com/kisielk/errcheck#the-deprecated-method for details
-    ignore: fmt:.*,io/ioutil:^Read.*
+    exclude-functions:
+      - io.*
+      - fmt.*
 
     # path to a file containing a list of functions to exclude from checking
     # see https://github.com/kisielk/errcheck#excluding-functions for details

GNUmakefile

@@ -141,7 +141,7 @@ deps:  ## Install build and development dependencies
 .PHONY: lint-deps
 lint-deps: ## Install linter dependencies
 	@echo "==> Updating linter dependencies..."
-	go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.56.2
+	go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.60.1
 	go install github.com/client9/misspell/cmd/misspell@v0.3.4
 	go install github.com/hashicorp/go-hclog/hclogvet@v0.2.0
 

client/fingerprint/env_gce.go

@@ -280,7 +280,7 @@ func (f *EnvGCEFingerprint) isGCE() bool {
 	// Query the metadata url for the machine type, to verify we're on GCE
 	machineType, err := f.Get("machine-type", false)
 	if err != nil {
-		if re, ok := err.(ReqError); !ok || re.StatusCode != 404 {
+		if re, ok := err.(ReqError); !ok || re.StatusCode != http.StatusNotFound {
 			// If it wasn't a 404 error, print an error message.
 			f.logger.Debug("error querying GCE Metadata URL, skipping")
 		}

command/agent/acl_endpoint.go

@@ -138,7 +138,7 @@ func (s *HTTPServer) ACLTokensRequest(resp http.ResponseWriter, req *http.Reques
 
 func (s *HTTPServer) ACLTokenBootstrap(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
 	// Ensure this is a PUT or POST
-	if !(req.Method == "PUT" || req.Method == "POST") {
+	if !(req.Method == http.MethodPut || req.Method == http.MethodPost) {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -168,7 +168,7 @@ func (s *HTTPServer) ACLTokenSpecificRequest(resp http.ResponseWriter, req *http
 
 	switch path {
 	case "/v1/acl/token":
-		if !(req.Method == "PUT" || req.Method == "POST") {
+		if !(req.Method == http.MethodPut || req.Method == http.MethodPost) {
 			return nil, CodedError(405, ErrInvalidMethod)
 		}
 		return s.aclTokenUpdate(resp, req, "")
@@ -290,7 +290,7 @@ func (s *HTTPServer) aclTokenDelete(resp http.ResponseWriter, req *http.Request,
 
 func (s *HTTPServer) UpsertOneTimeToken(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
 	// Ensure this is a PUT or POST
-	if !(req.Method == "PUT" || req.Method == "POST") {
+	if !(req.Method == http.MethodPut || req.Method == http.MethodPost) {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -308,7 +308,7 @@ func (s *HTTPServer) UpsertOneTimeToken(resp http.ResponseWriter, req *http.Requ
 
 func (s *HTTPServer) ExchangeOneTimeToken(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
 	// Ensure this is a PUT or POST
-	if !(req.Method == "PUT" || req.Method == "POST") {
+	if !(req.Method == http.MethodPut || req.Method == http.MethodPost) {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 

command/agent/agent_endpoint.go

@@ -108,7 +108,7 @@ func (s *HTTPServer) AgentSelfRequest(resp http.ResponseWriter, req *http.Reques
 }
 
 func (s *HTTPServer) AgentJoinRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 	srv := s.agent.Server()
@@ -312,7 +312,7 @@ func (s *HTTPServer) AgentMonitor(resp http.ResponseWriter, req *http.Request) (
 }
 
 func (s *HTTPServer) AgentForceLeaveRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 	srv := s.agent.Server()

command/agent/alloc_endpoint.go

@@ -143,7 +143,7 @@ func (s *HTTPServer) allocGet(allocID string, resp http.ResponseWriter, req *htt
 }
 
 func (s *HTTPServer) allocStop(allocID string, resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	if !(req.Method == "POST" || req.Method == "PUT") {
+	if !(req.Method == http.MethodPost || req.Method == http.MethodPut) {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -358,7 +358,7 @@ func (s *HTTPServer) allocGC(allocID string, resp http.ResponseWriter, req *http
 }
 
 func (s *HTTPServer) allocSignal(allocID string, resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	if !(req.Method == "POST" || req.Method == "PUT") {
+	if !(req.Method == http.MethodPost || req.Method == http.MethodPut) {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 

command/agent/job_endpoint.go

@@ -124,7 +124,7 @@ func (s *HTTPServer) JobSpecificRequest(resp http.ResponseWriter, req *http.Requ
 }
 
 func (s *HTTPServer) jobForceEvaluate(resp http.ResponseWriter, req *http.Request, jobID string) (interface{}, error) {
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 	var args structs.JobEvaluateRequest
@@ -159,7 +159,7 @@ func (s *HTTPServer) jobForceEvaluate(resp http.ResponseWriter, req *http.Reques
 
 func (s *HTTPServer) jobPlan(resp http.ResponseWriter, req *http.Request,
 	jobName string) (interface{}, error) {
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -195,7 +195,7 @@ func (s *HTTPServer) jobPlan(resp http.ResponseWriter, req *http.Request,
 
 func (s *HTTPServer) ValidateJobRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
 	// Ensure request method is POST or PUT
-	if !(req.Method == "POST" || req.Method == "PUT") {
+	if !(req.Method == http.MethodPost || req.Method == http.MethodPut) {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -227,7 +227,7 @@ func (s *HTTPServer) ValidateJobRequest(resp http.ResponseWriter, req *http.Requ
 
 func (s *HTTPServer) periodicForceRequest(resp http.ResponseWriter, req *http.Request,
 	jobName string) (interface{}, error) {
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -646,7 +646,7 @@ func (s *HTTPServer) jobScaleStatus(resp http.ResponseWriter, req *http.Request,
 
 func (s *HTTPServer) jobScaleAction(resp http.ResponseWriter, req *http.Request, jobID string) (interface{}, error) {
 
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -717,7 +717,7 @@ func (s *HTTPServer) jobVersions(resp http.ResponseWriter, req *http.Request, jo
 
 func (s *HTTPServer) jobRevert(resp http.ResponseWriter, req *http.Request, jobID string) (interface{}, error) {
 
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -745,7 +745,7 @@ func (s *HTTPServer) jobRevert(resp http.ResponseWriter, req *http.Request, jobI
 
 func (s *HTTPServer) jobStable(resp http.ResponseWriter, req *http.Request, jobID string) (interface{}, error) {
 
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 
@@ -793,7 +793,7 @@ func (s *HTTPServer) jobSummaryRequest(resp http.ResponseWriter, req *http.Reque
 }
 
 func (s *HTTPServer) jobDispatchRequest(resp http.ResponseWriter, req *http.Request, jobID string) (interface{}, error) {
-	if req.Method != "PUT" && req.Method != "POST" {
+	if req.Method != http.MethodPut && req.Method != http.MethodPost {
 		return nil, CodedError(405, ErrInvalidMethod)
 	}
 	args := structs.JobDispatchRequest{}

command/agent/search_endpoint.go

@@ -12,7 +12,7 @@ import (
 // SearchRequest accepts a prefix and context and returns a list of matching
 // IDs for that context.
 func (s *HTTPServer) SearchRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	if req.Method == "POST" || req.Method == "PUT" {
+	if req.Method == http.MethodPost || req.Method == http.MethodPut {
 		return s.newSearchRequest(resp, req)
 	}
 	return nil, CodedError(http.StatusMethodNotAllowed, ErrInvalidMethod)
@@ -39,7 +39,7 @@ func (s *HTTPServer) newSearchRequest(resp http.ResponseWriter, req *http.Reques
 }
 
 func (s *HTTPServer) FuzzySearchRequest(resp http.ResponseWriter, req *http.Request) (interface{}, error) {
-	if req.Method == "POST" || req.Method == "PUT" {
+	if req.Method == http.MethodPost || req.Method == http.MethodPut {
 		return s.newFuzzySearchRequest(resp, req)
 	}
 	return nil, CodedError(http.StatusMethodNotAllowed, ErrInvalidMethod)

e2e/clientstate/clientstate.go

@@ -336,7 +336,7 @@ func (tc *ClientStateTC) TestClientState_KillDuringRestart(f *framework.F) {
 				return false, err
 			}
 			resp.Body.Close()
-			return resp.StatusCode == 200, fmt.Errorf("%d != 200", resp.StatusCode)
+			return resp.StatusCode == http.StatusOK, fmt.Errorf("%d != 200", resp.StatusCode)
 		}, func(err error) {
 			f.NoError(err)
 		})

nomad/csi_endpoint.go

@@ -357,7 +357,7 @@ func (v *CSIVolume) Register(args *structs.CSIVolumeRegisterRequest, reply *stru
 
 			*vol = *existingVol
 
-		} else if vol.Topologies == nil || len(vol.Topologies) == 0 {
+		} else if len(vol.Topologies) == 0 {
 			// The topologies for the volume have already been set
 			// when it was created, so for newly register volumes
 			// we accept the user's description of that topology

nomad/job_endpoint.go

@@ -2031,7 +2031,7 @@ func (j *Job) Dispatch(args *structs.JobDispatchRequest, reply *structs.JobDispa
 		// Fetch all jobs that match the parameterized job ID prefix
 		iter, err := snap.JobsByIDPrefix(ws, parameterizedJob.Namespace, parameterizedJob.ID, state.SortDefault)
 		if err != nil {
-			errMsg := "failed to retrieve jobs for idempotency check"
+			const errMsg = "failed to retrieve jobs for idempotency check"
 			j.logger.Error(errMsg, "error", err)
 			return fmt.Errorf(errMsg)
 		}