Update Go

.circleci/config.yml

@@ -4,13 +4,14 @@ version: 2.1
 jobs:
   lint:
     docker:
-    - image: cimg/go:1.18
+    - image: cimg/go:1.19
     steps:
     - checkout
     - run: make check_license
     - run: ./scripts/check_build_tags.sh
     - run: make fixtures
     - run: make update_fixtures
+    - run: make style
     - run: git diff --exit-code
 
   test:
@@ -28,7 +29,7 @@ jobs:
       GOOS: "<< parameters.os >>"
     steps:
     - checkout
-    - run: make style lint
+    - run: make lint
     - when:
         condition: << parameters.run_test >>
         steps:
@@ -54,15 +55,15 @@ workflows:
         matrix:
           parameters:
             go_version:
-            - "1.17"
             - "1.18"
+            - "1.19"
     - test:
         name: test-windows
         os: windows
         run_test: false
         matrix:
           parameters:
             go_version:
-            - "1.17"
             - "1.18"
+            - "1.19"
     - codespell

.github/workflows/golangci-lint.yml

@@ -25,6 +25,6 @@ jobs:
         run: sudo apt-get update && sudo apt-get -y install libsnmp-dev
         if: github.repository == 'prometheus/snmp_exporter'
       - name: Lint
-        uses: golangci/golangci-lint-action@v3.2.0
+        uses: golangci/golangci-lint-action@v3.3.1
         with:
-          version: v1.45.2
+          version: v1.50.1

doc.go

@@ -16,30 +16,29 @@
 //
 // Example:
 //
-//    package main
-//
-//    import (
-//    	"fmt"
-//    	"log"
-//
-//    	"github.com/prometheus/procfs"
-//    )
-//
-//    func main() {
-//    	p, err := procfs.Self()
-//    	if err != nil {
-//    		log.Fatalf("could not get process: %s", err)
-//    	}
-//
-//    	stat, err := p.Stat()
-//    	if err != nil {
-//    		log.Fatalf("could not get process stat: %s", err)
-//    	}
-//
-//    	fmt.Printf("command:  %s\n", stat.Comm)
-//    	fmt.Printf("cpu time: %fs\n", stat.CPUTime())
-//    	fmt.Printf("vsize:    %dB\n", stat.VirtualMemory())
-//    	fmt.Printf("rss:      %dB\n", stat.ResidentMemory())
-//    }
-//
+//	package main
+//
+//	import (
+//		"fmt"
+//		"log"
+//
+//		"github.com/prometheus/procfs"
+//	)
+//
+//	func main() {
+//		p, err := procfs.Self()
+//		if err != nil {
+//			log.Fatalf("could not get process: %s", err)
+//		}
+//
+//		stat, err := p.Stat()
+//		if err != nil {
+//			log.Fatalf("could not get process stat: %s", err)
+//		}
+//
+//		fmt.Printf("command:  %s\n", stat.Comm)
+//		fmt.Printf("cpu time: %fs\n", stat.CPUTime())
+//		fmt.Printf("vsize:    %dB\n", stat.VirtualMemory())
+//		fmt.Printf("rss:      %dB\n", stat.ResidentMemory())
+//	}
 package procfs

go.mod

@@ -1,9 +1,9 @@
 module github.com/prometheus/procfs
 
-go 1.17
+go 1.18
 
 require (
 	github.com/google/go-cmp v0.5.9
-	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f
-	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a
+	golang.org/x/sync v0.1.0
+	golang.org/x/sys v0.3.0
 )

go.sum

@@ -1,6 +1,6 @@
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
-golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f h1:Ax0t5p6N38Ga0dThY21weqDEyz2oklo4IvDkpigvkD8=
-golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a h1:dGzPydgVsqGcTRVwiLJ1jVbufYwmzD3LfVPLKsKg+0k=
-golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
+golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.3.0 h1:w8ZOecv6NaNa/zC8944JTU3vz4u6Lagfk4RPQxv92NQ=
+golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

mountstats.go

@@ -284,7 +284,8 @@ func parseMountStats(r io.Reader) ([]*Mount, error) {
 }
 
 // parseMount parses an entry in /proc/[pid]/mountstats in the format:
-//   device [device] mounted on [mount] with fstype [type]
+//
+//	device [device] mounted on [mount] with fstype [type]
 func parseMount(ss []string) (*Mount, error) {
 	if len(ss) < deviceEntryLen {
 		return nil, fmt.Errorf("invalid device entry: %v", ss)

nfs/nfs.go

@@ -204,6 +204,7 @@ type ServerV4Stats struct {
 // - v4.0 https://tools.ietf.org/html/rfc3010 (38 operations)
 // - v4.1 https://tools.ietf.org/html/rfc5661 (58 operations)
 // - v4.2 https://tools.ietf.org/html/draft-ietf-nfsv4-minorversion2-41 (71 operations)
+//
 //nolint:godot
 type V4Ops struct {
 	//Values       uint64 // Variable depending on v4.x sub-version. TODO: Will this always at least include the fields in this struct?

proc_cgroups_test.go

@@ -26,8 +26,8 @@ func TestParseCgroupSummaryString(t *testing.T) {
 		CgroupSummary *CgroupSummary
 	}{
 		{
-			name: "cpuset simple line",
-			s: "cpuset	7	148	1",
+			name:      "cpuset simple line",
+			s:         "cpuset	7	148	1",
 			shouldErr: false,
 			CgroupSummary: &CgroupSummary{
 				SubsysName: "cpuset",
@@ -37,8 +37,8 @@ func TestParseCgroupSummaryString(t *testing.T) {
 			},
 		},
 		{
-			name: "memory cgroup number mis format",
-			s: "memory	9	##	1",
+			name:          "memory cgroup number mis format",
+			s:             "memory	9	##	1",
 			shouldErr:     true,
 			CgroupSummary: nil,
 		},

vm.go

@@ -26,7 +26,9 @@ import (
 )
 
 // The VM interface is described at
-//   https://www.kernel.org/doc/Documentation/sysctl/vm.txt
+//
+//	https://www.kernel.org/doc/Documentation/sysctl/vm.txt
+//
 // Each setting is exposed as a single file.
 // Each file contains one line with a single numerical value, except lowmem_reserve_ratio which holds an array
 // and numa_zonelist_order (deprecated) which is a string.