.golangci.yml

# This file contains all available configuration options
# with their default values.

# options for analysis running
run:
  go: '1.18'
  # default concurrency is a available CPU number
  # concurrency: 4

  # timeout for analysis, e.g. 30s, 5m, default is 1m
  deadline: 10m

  # exit code when at least one issue was found, default is 1
  issues-exit-code: 1

  # include test files or not, default is true
  tests: true

  # 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:
    - .*\\.pb\\.go$

  # list of build tags, all linters use it. Default is empty list.
  build-tags:
    - integration
    - integration_api
    - integration_cli
    - integration_k8s
    - integration_provision

# output configuration options
output:
  # colored-line-number|line-number|json|tab|checkstyle, default is "colored-line-number"
  format: line-number

# all available settings of specific linters
linters-settings:
  errcheck:
    # report about not checking of errors in type assetions: `a := b.(MyStruct)`;
    # default is false: such cases aren't reported by default.
    check-type-assertions: true

    # report about assignment of errors to blank identifier: `num, _ := strconv.Atoi(numStr)`;
    # default is false: such cases aren't reported by default.
    check-blank: true
  govet:
    # report about shadowed variables
    check-shadowing: true
  gofmt:
    # simplify code: gofmt with `-s` option, true by default
    simplify: true
  gocyclo:
    # minimal code complexity to report, 30 by default (but we recommend 10-20)
    min-complexity: 10
  maligned:
    # print struct with more effective memory layout or not, false by default
    suggest-new: true
  dupl:
    # tokens count to trigger issue, 150 by default
    threshold: 100
  goconst:
    # minimal length of string constant, 3 by default
    min-len: 3
    # minimal occurrences count to trigger, 3 by default
    min-occurrences: 3
  depguard:
    list-type: blacklist
    packages:
      - github.com/golang/protobuf/proto
      - google.golang.org/protobuf/proto
    packages-with-error-message:
      - google.golang.org/protobuf/proto: Use "github.com/siderolabs/talos/pkg/machinery/proto" instead.
        github.com/golang/protobuf/proto: Use "github.com/siderolabs/talos/pkg/machinery/proto" instead.
  misspell:
    # Correct spellings using locale preferences for US or UK.
    # Default is to use a neutral variety of English.
    # Setting locale to US will correct the British spelling of 'colour' to 'color'.
    locale: US
  lll:
    # max line length, lines longer will be reported. Default is 120.
    # '\t' is counted as 1 character by default, and can be changed with the tab-width option
    line-length: 200
    # tab width in spaces. Default to 1.
    tab-width: 1
  unused:
    # treat code as a program (not a library) and report unused exported identifiers; default is false.
    # XXX: if you enable this setting, unused will report a lot of false-positives in text editors:
    # if it's called for subdir of a project it can't find funcs usages. All text editor integrations
    # with golangci-lint call it on a directory with the changed file.
    check-exported: false
  unparam:
    # call graph construction algorithm (cha, rta). In general, use cha for libraries,
    # and rta for programs with main packages. Default is cha.
    algo: cha

    # Inspect exported functions, default is false. Set to true if no external program/library imports your code.
    # XXX: if you enable this setting, unparam will report a lot of false-positives in text editors:
    # if it's called for subdir of a project it can't find external interfaces. All text editor integrations
    # with golangci-lint call it on a directory with the changed file.
    check-exported: false
  nakedret:
    # make an issue if func has more lines of code than this setting and it has naked returns; default is 30
    max-func-lines: 30
  nolintlint:
    allow-unused: false
    allow-leading-space: false
    allow-no-explanation: []
    require-explanation: false
    require-specific: true
  prealloc:
    # XXX: we don't recommend using this linter before doing performance profiling.
    # For most programs usage of prealloc will be a premature optimization.

    # Report preallocation suggestions only on simple loops that have no returns/breaks/continues/gotos in them.
    # True by default.
    simple: true
    range-loops: true # Report preallocation suggestions on range loops, true by default
    for-loops: false # Report preallocation suggestions on for loops, false by default
  gci:
    sections:
      - standard # Captures all standard packages if they do not match another section.
      - default # Contains all imports that could not be matched to another section type.
      - prefix(github.com/siderolabs/talos) # Groups all imports with the specified Prefix.
  cyclop:
    # the maximal code complexity to report
    max-complexity: 20
  gomoddirectives:
    replace-local: true
    replace-allow-list:
      - gopkg.in/yaml.v3
    retract-allow-no-explanation: false
    exclude-forbidden: true

linters:
  enable-all: true
  disable:
    - errorlint
    - exhaustruct
    - exhaustivestruct
    - forbidigo
    - forcetypeassert
    - funlen
    - gas
    - gochecknoglobals
    - gochecknoinits
    - gocognit
    - godox
    - goerr113
    - gomnd
    - ifshort
    - ireturn # we return interfaces
    - maintidx
    - nestif
    - nilnil # we return "nil, nil"
    - nonamedreturns
    - nolintlint
    - nosnakecase
    - paralleltest
    - promlinter # https://github.com/golangci/golangci-lint/issues/2222
    - tagliatelle # we have many different conventions
    - thelper
    - typecheck
    - varnamelen # too annoying
    - wrapcheck
    - contextcheck # enable once golangci-lint 1.50.1 or 1.51 lands
    - dupword # too annoying
    - musttag # too annoying
    - nakedret # too annoying
    - depguard
    - tagalign # too annoying

    # abandoned linters for which golangci shows the warning that the repo is archived by the owner
    - golint
    - interfacer
    - maligned
    - scopelint
    - varcheck
    - structcheck
    - deadcode

  disable-all: false
  fast: false

issues:
  # List of regexps of issue texts to exclude, empty list by default.
  # But independently from this option we use default exclude patterns,
  # it can be disabled by `exclude-use-default: false`. To list all
  # excluded by default patterns execute `golangci-lint run --help`
  exclude:
    - package comment should be of the form "Package services ..." # revive
    - ^ST1000 # ST1000: at least one file in a package should have a package comment (stylecheck)
    - parameter '\w+' seems to be unused, consider removing or renaming it as _ # noisy check, especially when the usage is an interface implementation

  exclude-rules:
    - path: cmd/talosctl/cmd
      linters:
        - dupl
    - path: internal/app/machined/internal/phase
      linters:
        - dupl
    - path: internal/app/machined/pkg/system/services
      linters:
        - dupl
    - path: cmd/installer/pkg/qemuimg
      text: "should have a package comment"
      linters:
        - revive
    - path: cmd/talosctl/cmd/mgmt
      text: "should have a package comment"
      linters:
        - revive
    - path: cmd/talosctl/cmd/mgmt/inject
      text: "should have a package comment"
      linters:
        - revive
    - path: cmd/talosctl/cmd/talos
      text: "should have a package comment"
      linters:
        - revive
    - path: cmd/talosctl/pkg/talos/action
      text: "should have a package comment"
      linters:
        - revive
    - path: cmd/talosctl/pkg/talos/global
      text: "should have a package comment"
      linters:
        - revive
    - path: cmd/talosctl/pkg/talos/helpers
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/controllers/cri
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/controllers/kubeaccess/serviceaccount
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/controllers/perf
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system/events
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system/health
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system/runner/containerd
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system/runner/goroutine
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system/runner/process
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system/runner/restart
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/machined/pkg/system
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/maintenance
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/maintenance/server
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/poweroff
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/trustd/internal/reg
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/app/trustd
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/pkg/containers/image
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/pkg/etcd
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/pkg/install
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/pkg/mount
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/pkg/mount/switchroot
      text: "should have a package comment"
      linters:
        - revive
    - path: internal/pkg/tui/components
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/argsbuilder
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/chunker
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/chunker/file
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/chunker/stream
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/download
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/grpc/dialer
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/grpc/factory
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/grpc/gen
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/grpc/middleware/auth/basic
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/grpc/middleware/authz
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/kubernetes
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/kubernetes/inject
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/provision/providers
      text: "should have a package comment"
      linters:
        - revive
    - path: pkg/provision/providers/qemu
      text: "should have a package comment"
      linters:
        - revive
    - path: config/encoder
      text: "should have a package comment"
      linters:
        - revive
    - path: resources/kubespan
      text: "should have a package comment"
      linters:
        - revive
    - path: client/config
      text: "should have a package comment"
      linters:
        - revive
    - path: config/merge
      text: "should have a package comment"
      linters:
        - revive
    - path: config/types/v1alpha1/bundle
      text: "should have a package comment"
      linters:
        - revive
    - path: resources/cri
      text: "should have a package comment"
      linters:
        - revive
    - path: resources/runtime
      text: "should have a package comment"
      linters:
        - revive
    - path: kernel
      text: "should have a package comment"
      linters:
        - revive
    - path: constants
      text: "should have a package comment"
      linters:
        - revive
    - path: resources/perf
      text: "should have a package comment"
      linters:
        - revive
    - path: resources/cluster
      text: "should have a package comment"
      linters:
        - revive
    - path: role
      text: "should have a package comment"
      linters:
        - revive
    - path: resources/hardware
      text: "should have a package comment"
      linters:
        - revive
    - path: config/decoder
      text: "should have a package comment"
      linters:
        - revive
    - path: config/internal/cis
      text: "should have a package comment"
      linters:
        - revive
    - path: config/types/v1alpha1/machine
      text: "should have a package comment"
      linters:
        - revive

    # pkg/machinery module
    - path: config/types/v1alpha1
      linters:
        - dupl # some interfaces and implementation are nearly identical (e.g. APIServer, ControllerManager, and Scheduler)

    # unused going into opencontainers repo (?)
    - path: specs-go/config.go
      linters:
        - unused

  # Independently from option `exclude` we use default exclude patterns,
  # it can be disabled by this option. To list all
  # excluded by default patterns execute `golangci-lint run --help`.
  # Default value for this option is true.
  exclude-use-default: false

  # Maximum issues count per one linter. Set to 0 to disable. Default is 50.
  max-issues-per-linter: 0

  # Maximum count of issues with the same text. Set to 0 to disable. Default is 3.
  max-same-issues: 0

  # Show only new issues: if there are unstaged changes or untracked files,
  # only those changes are analyzed, else only changes in HEAD~ are analyzed.
  # It's a super-useful option for integration of golangci-lint into existing
  # large codebase. It's not practical to fix all existing issues at the moment
  # of integration: much better don't allow issues in new code.
  # Default is false.
  new: false