.golangci.yaml

run:
  concurrency: 4
  deadline: 10m

  skip-dirs:
  - pkg/client/core
  - pkg/client/extensions
  - pkg/client/seedmanagement
  - pkg/client/settings

  skip-files:
  - ".*\\.pb\\.go$"
  - "zz_generated\\..*\\.go$"
  - "openapi_generated\\.go$"

linters:
  enable:
  - revive
  - unused
  - importas
  - logcheck
  - ginkgolinter
  - exportloopref
  - nilerr
  - whitespace

issues:
  exclude-use-default: false
  exclude:
  # 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)?|.*printf?|os\.(Un)?Setenv). is not checked
  # revive:
  - var-naming # ((var|const|struct field|func) .* should be .*
  - dot-imports # should not use dot imports
  - package-comments # package comment should be of the form
  - unexported-return # exported func .* returns unexported type .*, which can be annoying to use
  - indent-error-flow # if block ends with a return statement, so drop this else and outdent its block
  - "exported: (type|func) name will be used as .* by other packages, and that stutters;"
  # typecheck:
  - "undeclared name: `.*`"
  - "\".*\" imported but not used"
  # allow non-capitalized messages if they start with technical terms
  - "structured logging message should be capitalized: \"garden(er-apiserver|er-controller-manager|er-admission-controller|er-operator|er-resource-manager|let)"
  exclude-rules:
  - linters:
    - staticcheck
    text: "SA1019:" # Excludes messages where deprecated variables are used

linters-settings:
  loggercheck:
    require-string-key: true
    no-printf-like: true
  revive:
    rules:
    - name: duplicated-imports
    - name: unused-parameter
    - name: unreachable-code
    - name: context-as-argument
    - name: early-return
    - name: exported
  importas:
    alias:
      # External imported packages
      - pkg: k8s.io/api/(\w+)/(v[\w\d]+)
        alias: $1$2
      - pkg: k8s.io/apimachinery/pkg/apis/(\w+)/(v[\w\d]+)
        alias: $1$2
      - pkg: k8s.io/apimachinery/pkg/api/([^m]\w+)
        alias: api${1}
      - pkg: k8s.io/apimachinery/pkg/api/meta/table
        alias: metatable
      - pkg: k8s.io/apimachinery/pkg/util/(\w+)
        alias: util${1}
      - pkg: k8s.io/autoscaler/vertical-pod-autoscaler/pkg/apis/autoscaling.k8s.io/v1
        alias: vpaautoscalingv1
      - pkg: k8s.io/kube-aggregator/pkg/apis/apiregistration/v1
        alias: apiregistrationv1
      - pkg: k8s.io/client-go/informers
        alias: kubeinformers
      - pkg: k8s.io/client-go/kubernetes
        alias: kubernetesclientset
      - pkg: k8s.io/client-go/tools/clientcmd/api/(\w+)
        alias: clientcmd${1}
      - pkg: k8s.io/client-go/tools/cache
        alias: toolscache
      - pkg: k8s.io/kubelet/config/v1beta1
        alias: kubeletconfigv1beta1
      - pkg: k8s.io/utils/clock/testing
        alias: testclock
      - pkg: k8s.io/apiserver/pkg/endpoints/openapi
        alias: openapinamer
      - pkg: k8s.io/apiserver/pkg/server
        alias: genericapiserver
      - pkg: k8s.io/apiserver/pkg/server/options
        alias: genericoptions
      - pkg: k8s.io/apiserver/pkg/server/storage
        alias: serverstorage
      - pkg: k8s.io/apiserver/pkg/util/feature
        alias: utilfeature
      - pkg: k8s.io/component-base/config
        alias: componentbaseconfig
      - pkg: k8s.io/component-base/logs/api/v1
        alias: logsv1
      - pkg: sigs.k8s.io/controller-runtime/pkg/client/fake
        alias: fakeclient
      - pkg: sigs.k8s.io/controller-runtime/pkg/log/zap
        alias: logzap
      - pkg: sigs.k8s.io/controller-runtime/pkg/log
        alias: logf
      - pkg: go.uber.org/mock/gomock
        alias: gmock
      - pkg: github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2
        alias: fluentbitv1alpha2
      - pkg: github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2/plugins/filter
        alias: fluentbitv1alpha2filter
      - pkg: github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2/plugins/parser
        alias: fluentbitv1alpha2parser
      - pkg: github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2/plugins/input
        alias: fluentbitv1alpha2input
      # Gradener external imported packages
      - pkg: github.com/gardener/hvpa-controller/api/v1alpha1
        alias: hvpav1alpha1
      - pkg: github.com/gardener/machine-controller-manager/pkg/apis/machine/v1alpha1
        alias: machinev1alpha1
      - pkg: github.com/gardener/etcd-druid/api/v1alpha1
        alias: druidv1alpha1
      # Gardener extension package
      - pkg: github.com/gardener/gardener/extensions/.*/(\w+)/mock$
        alias: extensionsmock${1}
      - pkg: github.com/gardener/gardener/extensions/pkg/apis/config
        alias: extensionsconfig
      - pkg: github.com/gardener/gardener/extensions/pkg/controller
        alias: extensionscontroller
      - pkg: github.com/gardener/gardener/extensions/pkg/predicate
        alias: extensionspredicate
      - pkg: github.com/gardener/gardener/extensions/pkg/controller/([^m]\w+)
        alias: extensions${1}controller
      - pkg: github.com/gardener/gardener/extensions/pkg/controller/heartbeat/cmd
        alias: extensionsheartbeatcmd
      - pkg: github.com/gardener/gardener/extensions/pkg/controller/worker/helper
        alias: extensionsworkerhelper
      - pkg: github.com/gardener/gardener/extensions/pkg/util/secret/manager
        alias: extensionssecretsmanager
      - pkg: github.com/gardener/gardener/extensions/pkg/webhook
        alias: extensionswebhook
      - pkg: github.com/gardener/gardener/extensions/pkg/webhook/([^m]\w+)
        alias:  extensions${1}webhook
      # Gardener other packages
      - pkg: github.com/gardener/gardener/pkg/api/extensions
        alias: apiextensions
      - pkg: github.com/gardener/gardener/pkg/apis/core
        alias: gardencore
      - pkg: github.com/gardener/gardener/pkg/apis/core/([\w\d]+)
        alias: gardencore${1}
      - pkg: github.com/gardener/gardener/pkg/apis/core/([\w\d]+)/helper
        alias: ${1}helper
      - pkg: github.com/gardener/gardener/pkg/apis/([^c]\w+)/([\w\d]+)
        alias: $1$2
      - pkg: github.com/gardener/gardener/pkg/apis/([^c]\w+)/([\w\d]+)/([\w\d]+)
        alias: $1$2$3
      - pkg: github.com/gardener/gardener/pkg/(\w+)/apis/config
        alias: ${1}config
      - pkg: github.com/gardener/gardener/pkg/(\w+)/apis/config/([\w\d]+)
        alias: $1$2
      - pkg: github.com/gardener/gardener/pkg/(\w+)/features
        alias: ${1}features
      - pkg: github.com/gardener/gardener/pkg/\w+/controller/([\w\d]+)
        alias: ${1}controller
      - pkg: github.com/gardener/gardener/pkg/\w+/webhook/([\w\d]+)
        alias: ${1}webhook
      - pkg: github.com/gardener/gardener/pkg/apiserver/admission/initializer
        alias: admissioninitializer
      - pkg: github.com/gardener/gardener/pkg/chartrenderer
        alias: chartrenderer
      - pkg: github.com/gardener/gardener/pkg/client/core/clientset/internalversion
        alias: gardencoreclientset
      - pkg: github.com/gardener/gardener/pkg/client/core/clientset/versioned
        alias: gardencoreversionedclientset
      - pkg: github.com/gardener/gardener/pkg/client/core/informers/externalversions
        alias: gardencoreexternalinformers
      - pkg: github.com/gardener/gardener/pkg/client/core/informers/internalversion
        alias: gardencoreinformers
      - pkg: github.com/gardener/gardener/pkg/client/core/listers/core/internalversion
        alias: gardencorelisters
      - pkg: github.com/gardener/gardener/pkg/client/kubernetes
        alias: kubernetesclient
      - pkg: github.com/gardener/gardener/pkg/client/kubernetes/(\w+)
        alias: kubernetes${1}
      - pkg: github.com/gardener/gardener/pkg/client/kubernetes/clientmap/builder
        alias: clientmapbuilder
      - pkg: github.com/gardener/gardener/pkg/client/kubernetes/clientmap/fake
        alias: fakeclientmap
      - pkg: github.com/gardener/gardener/pkg/client/seedmanagement/clientset/versioned
        alias: seedmanagementclientset
      - pkg: github.com/gardener/gardener/pkg/client/seedmanagement/informers/externalversions
        alias: seedmanagementinformers
      - pkg: github.com/gardener/gardener/pkg/client/seedmanagement/clientset/versioned/fake
        alias: fakeseedmanagement
      - pkg: github.com/gardener/gardener/pkg/client/settings/clientset/versioned
        alias: settingsclientset
      - pkg: github.com/gardener/gardener/pkg/client/settings/informers/externalversions
        alias: settingsinformers
      - pkg: github.com/gardener/gardener/pkg/client/settings/listers/settings/v1alpha1
        alias: settingsv1alpha1lister
      - pkg: github.com/gardener/gardener/pkg/controllerutils/(\w+)
        alias: ${1}utils
      - pkg: github.com/gardener/gardener/pkg/envtest
        alias: gardenerenvtest
      - pkg: github.com/gardener/gardener/pkg/extensions
        alias: gardenerextensions
      - pkg: github.com/gardener/gardener/pkg/gardenlet/bootstrap/util
        alias: gardenletbootstraputil
      - pkg: github.com/gardener/gardener/pkg/healthz
        alias: gardenerhealthz
      - pkg: github.com/gardener/gardener/pkg/mock/apiserver/authorization/authorizer
        alias: mockauthorizer
      - pkg: github.com/gardener/gardener/pkg/mock/\w+/(\w+)
        alias: mock${1}
      - pkg: github.com/gardener/gardener/pkg/mock/client-go/core/v1
        alias: mockcorev1
      - pkg: github.com/gardener/gardener/pkg/mock/client-go/tools/(\w+)
        alias: mock${1}
      - pkg: github.com/gardener/gardener/pkg/mock/client-go/util/(\w+)
        alias: mock${1}
      - pkg: github.com/gardener/gardener/pkg/operation/.*/(\w+)/mock$
        alias: mock${1}
      - pkg: github.com/gardener/gardener/pkg/component/(\w+)/constants
        alias: ${1}constants
      - pkg: github.com/gardener/gardener/pkg/operation/(\w+)
        alias: ${1}pkg
      - pkg: github.com/gardener/gardener/pkg/operator/client
        alias: operatorclient
      - pkg: github.com/gardener/gardener/pkg/registry/(\w+)/rest
        alias: ${1}rest
      - pkg: github.com/gardener/gardener/pkg/registry/\w+/([^r]\w+)
        alias: ${1}registry
      - pkg: github.com/gardener/gardener/pkg/registry/\w+/(\w+)/storage$
        alias: ${1}store
      - pkg: github.com/gardener/gardener/pkg/resourcemanager/client
        alias: resourcemanagerclient
      - pkg: github.com/gardener/gardener/pkg/resourcemanager/predicate
        alias: resourcemanagerpredicate
      - pkg: github.com/gardener/gardener/pkg/utils/(\w+)
        alias: ${1}utils
      - pkg: github.com/gardener/gardener/pkg/utils/secrets/manager
        alias: secretsmanager
      - pkg: github.com/gardener/gardener/pkg/utils/secrets/manager/fake
        alias: fakesecretsmanager
      - pkg: github.com/gardener/gardener/pkg/utils/validation/kubernetes/(\w+)
        alias: kubernetes${1}validation
      - pkg: github.com/gardener/gardener/plugin/pkg/utils
        alias: admissionutils
      - pkg: github.com/gardener/gardener/plugin/pkg/shoot/dnsrewriting
        alias: shootdnsrewriting
      - pkg: github.com/gardener/gardener/plugin/pkg/shoot/oidc
        alias: applier
  custom:
    logcheck:
      path: hack/tools/bin/logcheck.so
      description: Check structured logging calls to logr.Logger instances
      original-url: github.com/gardener/gardener/hack/tools/logcheck