Migrate golanci-lint to v2

.github/workflows/go.yml

@@ -22,7 +22,7 @@ jobs:
         go-version: '1.24.1'
 
     - name: Install golangci-lint
-      run: curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.64.7
+      run: curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v2.0.2
 
     - name: Build
       run: go build -v ./...

.golangci.yml

@@ -1,41 +1,23 @@
-# https://golangci-lint.run/usage/quick-start/
-run:
-  timeout: 1m
-  build-tags:
+version: "2"
 linters:
-# https://golangci-lint.run/usage/linters/
-
   enable:
-    - errcheck
-    - gosimple
-    - govet
-    - ineffassign
-    - staticcheck
-    - typecheck
-    - unused
     - asasalint
     - asciicheck
     - bidichk
-    #- bodyclose
     - canonicalheader
     - containedctx
     - contextcheck
     - copyloopvar
     - cyclop
     - decorder
-    #- depguard
     - dogsled
     - durationcheck
-    #- dupword
-    - errchkjson
     - err113
+    - errchkjson
     - errname
     - errorlint
     - exhaustive
     - fatcontext
-    #- forbidigo
-    #- forcetypeassert
-    - gci
     - ginkgolinter
     - gocheckcompilerdirectives
     - gochecksumtype
@@ -45,34 +27,24 @@ linters:
     - gocyclo
     - godot
     - godox
-    - err113
-    - gofmt
-    - gofumpt
     - goheader
-    - goimports
     - gomoddirectives
     - gomodguard
-    #- goprintffuncname
-    #- gosec
     - gosmopolitan
     - grouper
     - importas
     - interfacebloat
     - intrange
-    #- lll
     - loggercheck
     - makezero
     - mirror
     - misspell
-    #- mnd
     - musttag
     - nakedret
-    #- nestif
     - nilerr
     - nilnesserr
     - nilnil
     - nlreturn
-    #- noctx
     - nolintlint
     - nonamedreturns
     - perfsprint
@@ -86,45 +58,64 @@ linters:
     - rowserrcheck
     - sloglint
     - spancheck
-    - stylecheck
     - sqlclosecheck
-    - stylecheck
+    - staticcheck
     - tagalign
     - tagliatelle
     - testifylint
     - unconvert
     - unparam
     - usestdlibvars
-    #- varnamelen
     - wastedassign
     - whitespace
     - wrapcheck
     - zerologlint
-
-linters-settings:
-  cyclop:
-    max-complexity: 25
-issues:
-  exclude-rules:
-    - path: c2/sslshell/sslshellserver.go
-      linters:
-        - staticcheck
-      text: SA1019
-    - path: c2/httpservefile/httpservefile.go
-      linters:
-        - staticcheck
-      text: SA1019
-    - path: httphelper.go
-      linters:
-        - staticcheck
-      text: SA1019
-    - path: c2/shelltunnel/shelltunnel.go
-      linters:
-        - staticcheck
-      text: SA1019
-    - path: cli/commandline_test.go
-      linters:
-        - staticcheck
-      text: SA1019
-  exclude-files:
-     - protocol/mikrotik/msg.go
+  settings:
+    cyclop:
+      max-complexity: 25
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    rules:
+      - linters:
+          - staticcheck
+        path: c2/sslshell/sslshellserver.go
+        text: SA1019
+      - linters:
+          - staticcheck
+        path: c2/httpservefile/httpservefile.go
+        text: SA1019
+      - linters:
+          - staticcheck
+        path: httphelper.go
+        text: SA1019
+      - linters:
+          - staticcheck
+        path: c2/shelltunnel/shelltunnel.go
+        text: SA1019
+      - linters:
+          - staticcheck
+        path: cli/commandline_test.go
+        text: SA1019
+    paths:
+      - protocol/mikrotik/msg.go
+      - third_party$
+      - builtin$
+      - examples$
+formatters:
+  enable:
+    - gci
+    - gofmt
+    - gofumpt
+    - goimports
+  exclusions:
+    generated: lax
+    paths:
+      - protocol/mikrotik/msg.go
+      - third_party$
+      - builtin$
+      - examples$