.golangci.yaml

run:
  timeout: 10m
  build-tags:
  - integration_tests
  - e2e_tests
  - conformance_tests
  - istio_tests
  - envtest
linters:
  enable:
  - asasalint
  - asciicheck
  - bodyclose
  - contextcheck
  - dogsled
  - durationcheck
  - errcheck
  - errname
  - errorlint
  - exhaustive
  - exportloopref
  - forbidigo
  - gci
  - gocritic
  - godot
  - gofmt
  - gofumpt
  - goimports
  - gomodguard
  - gosec
  - gosimple
  - govet
  - importas
  - ineffassign
  - loggercheck
  - misspell
  - nakedret
  - nilerr
  - nolintlint
  - predeclared
  - prealloc
  - revive
  - staticcheck
  - tenv
  - typecheck
  - unconvert
  - unparam
  - unused
  - wastedassign
linters-settings:
  exhaustive:
    default-signifies-exhaustive: true
  gci:
    sections:
    - standard
    - default
    - prefix(github.com/kong/kubernetes-ingress-controller/v3)
  importas:
    no-unaliased: true
    alias:
    - pkg: k8s.io/api/core/v1
      alias: corev1
    - pkg: k8s.io/api/apps/v1
      alias: appsv1
    - pkg: k8s.io/api/admission/v1
      alias: admissionv1
    - pkg: k8s.io/api/admissionregistration/v1
      alias: admregv1
    - pkg: k8s.io/api/discovery/v1
      alias: discoveryv1
    - pkg: k8s.io/api/networking/v1
      alias: netv1

    - pkg: k8s.io/apimachinery/pkg/types
      alias: k8stypes
    - pkg: k8s.io/apimachinery/pkg/util/validation
      alias: utilvalidation
    - pkg: k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1
      alias: apiextensionsv1
    - pkg: k8s.io/apimachinery/pkg/api/errors
      alias: apierrors
    - pkg: k8s.io/apimachinery/pkg/apis/meta/v1
      alias: metav1
    - pkg: sigs.k8s.io/gateway-api/apis/(v[\w\d]+)
      alias: gateway${1}
    - pkg: github.com/kong/kubernetes-ingress-controller/v[\w\d]+/pkg/apis/configuration/(v[\w\d]+)
      alias: kong${1}
    - pkg: github.com/kong/kubernetes-ingress-controller/v[\w\d]+/pkg/apis/incubator/(v[\w\d]+)
      alias: incubator${1}
    - pkg: github.com/kong/kubernetes-ingress-controller/v3/internal/dataplane/config
      alias: dpconf
    - pkg: github.com/kong/kubernetes-ingress-controller/v3/controllers/license
      alias: ctrllicense
  forbidigo:
    exclude-godoc-examples: false
    forbid:
      - 'gatewayv1alpha2|gatewayv1beta1|gatewayv1(# use internal/gatewayapi aliases instead)?'
      - 'CoreV1\(\)\.Endpoints(# use DiscoveryV1 EndpointSlices API instead)?'
      - 'corev1\.Endpoint(# use DiscoveryV1 EndpointSlices API instead)?'
      - '(gokong|kong)\.NewClient(# use adminapi.NewKongAPIClient instead )?'
        
  gomodguard:
    blocked:
      modules:
      - golang.org/x/exp:
         recommendations:
          - maps
          - slices
          - github.com/samber/lo
      - github.com/ghodss/yaml:
          recommendations:
          - sigs.k8s.io/yaml
      - gopkg.in/yaml.v2:
          recommendations:
          - sigs.k8s.io/yaml
      - gopkg.in/yaml.v3:
          recommendations:
          - sigs.k8s.io/yaml
      - github.com/pkg/errors:
          recommendations:
          - fmt
          - errors
      - golang.org/x/net/context:
          recommendations:
          - context
      - k8s.io/utils/pointer:
          recommendations:
          - github.com/samber/lo
      - github.com/sirupsen/logrus:
          recommendations:
          - go.uber.org/zap
      - github.com/bombsimon/logrusr/v4:
          recommendations:
          - github.com/go-logr/zapr
          - github.com/go-logr/logr
      - github.com/kong/kubernetes-ingress-controller/v2:
          recommendations:
          - github.com/kong/kubernetes-ingress-controller/v3
  tenv:
    all: true
  loggercheck:
    kitlog: false
    klog: true
    logr: true
    zap: false
  prealloc:
    for-loops: true
issues:
  fix: true
  max-same-issues: 0
  exclude-use-default: false
  exclude:
   # EXC0001 errcheck: Almost all programs ignore errors on these functions and in most cases it's ok
   - Error return value of .((os\.)?std(out|err)\..*|.*Close|.*Flush|os\.Remove(All)?|.*print(f|ln)?|os\.(Un)?Setenv). is not checked
   # EXC0002 golint: Annoying issue about not having a comment. The rare codebase has such comments
   - (should have( a package)? comment)
   # EXC0007 gosec: Too many false-positives for parametrized shell calls
   - Subprocess launch(ed with variable|ing should be audited)
   # EXC0008 gosec: Duplicated errcheck checks
   - (G104)
   # EXC0009 gosec: Too many issues in popular repos
   - (Expect directory permissions to be 0750 or less|Expect file permissions to be 0600 or less)
   # EXC0010 gosec: False positive is triggered by 'src, err := ioutil.ReadFile(filename)'
   - Potential file inclusion via variable
   # G601 Implicit memory aliasing in for loop
   # Irrelevant as of Go 1.22
   - (G601)

  exclude-rules:
  # Ignore insecure TLS in tests and hardcoded credentials
  - path: _test\.go
    linters:
      - gosec
    text: "Potential hardcoded credentials"
  # Ignore prealloc in tests
  - path: _test\.go
    linters:
      - prealloc
    text: "Consider pre-allocating"
  # Ignore prealloc in hack/ directory
  - path: hack/
    linters:
      - prealloc
    text: "Consider pre-allocating"
  # It's fine to use variable urls in tests.
  - linters:
      - gosec
    text: "Potential HTTP request made with variable url"
    path: _test\.go
  # Allow using SchemeGroupVersion, GroupVersion, GroupName, AddToScheme, and Install from gatewayv1alpha2,
  # gatewayv1beta1 and gatewayv1 as their values are different between versions, and we can't alias them in internal/gatewayapi/aliases.go.
  - linters:
      - forbidigo
    text: "use of `(gatewayv1alpha2|gatewayv1beta1|gatewayv1)\\.(SchemeGroupVersion|GroupVersion|GroupName|AddToScheme|Install)"
  # Allow gatewayv1alpha2, gatewayv1beta1 and gatewayv1 types references in internal/gatewayapi/aliases.go as that
  # should be the only place where we use them.
  - linters:
      - forbidigo
    text: "use of `(gatewayv1alpha2|gatewayv1beta1|gatewayv1)"
    path: (internal/gatewayapi/aliases.go|pkg/apis/.*/.*\.go)
  # Allow explicit zero value declarations for integer types
  - linters:
      - revive
    text: "var-declaration: should drop = 0 from declaration of var .*; it is the zero value"
    path: \.go
  # Ignore G115: integer overflow conversion
  - linters:
      - gosec
    text: "G115: integer overflow conversion"