DockerCLI/.golangci.yml

linters:
  enable:
    - bodyclose
    - depguard
    - dogsled
    - dupword       # Detects duplicate words.
    - gocyclo
    - gofumpt
    - goimports
    - gosec
    - gosimple
    - govet
    - ineffassign
    - lll
    - megacheck
    - misspell
    - nakedret
    - nilerr        # Detects code that returns nil even if it checks that the error is not nil.
    - perfsprint    # Detects fmt.Sprintf uses that can be replaced with a faster alternative.
    - predeclared
    - revive
    - staticcheck
    - thelper
    - typecheck
    - unconvert
    - unparam
    - unused

  disable:
    - errcheck

run:
  timeout: 5m
  skip-files:
    - cli/compose/schema/bindata.go
    - .*generated.*

linters-settings:
  depguard:
    rules:
      main:
        deny:
          - pkg: io/ioutil
            desc: The io/ioutil package has been deprecated, see https://go.dev/doc/go1.16#ioutil
  gocyclo:
    min-complexity: 16
  govet:
    check-shadowing: true
    settings:
      shadow:
        strict: true
  lll:
    line-length: 200
  nakedret:
    command: nakedret
    pattern: ^(?P<path>.*?\\.go):(?P<line>\\d+)\\s*(?P<message>.*)$

issues:
  # The default exclusion rules are a bit too permissive, so copying the relevant ones below
  exclude-use-default: false

  exclude:
    - parameter .* always receives

  exclude-rules:
    # We prefer to use an "exclude-list" so that new "default" exclusions are not
    # automatically inherited. We can decide whether or not to follow upstream
    # defaults when updating golang-ci-lint versions.
    # Unfortunately, this means we have to copy the whole exclusion pattern, as
    # (unlike the "include" option), the "exclude" option does not take exclusion
    # ID's.
    #
    # These exclusion patterns are copied from the default excluses at:
    # https://github.com/golangci/golangci-lint/blob/v1.44.0/pkg/config/issues.go#L10-L104

    # EXC0001
    - text: "Error return value of .((os\\.)?std(out|err)\\..*|.*Close|.*Flush|os\\.Remove(All)?|.*print(f|ln)?|os\\.(Un)?Setenv). is not checked"
      linters:
        - errcheck
    # EXC0003
    - text: "func name will be used as test\\.Test.* by other packages, and that stutters; consider calling this"
      linters:
        - revive
    # EXC0006
    - text: "Use of unsafe calls should be audited"
      linters:
        - gosec
    # EXC0007
    - text: "Subprocess launch(ed with variable|ing should be audited)"
      linters:
        - gosec
    # EXC0008
    # TODO: evaluate these and fix where needed: G307: Deferring unsafe method "*os.File" on type "Close" (gosec)
    - text: "(G104|G307)"
      linters:
        - gosec
    # EXC0009
    - text: "(Expect directory permissions to be 0750 or less|Expect file permissions to be 0600 or less)"
      linters:
        - gosec
    # EXC0010
    - text: "Potential file inclusion via variable"
      linters:
        - gosec

    # G113 Potential uncontrolled memory consumption in Rat.SetString (CVE-2022-23772)
    # only affects gp < 1.16.14. and go < 1.17.7
    - text: "(G113)"
      linters:
        - gosec

    # Looks like the match in "EXC0007" above doesn't catch this one
    # TODO: consider upstreaming this to golangci-lint's default exclusion rules
    - text: "G204: Subprocess launched with a potential tainted input or cmd arguments"
      linters:
        - gosec
    # Looks like the match in "EXC0009" above doesn't catch this one
    # TODO: consider upstreaming this to golangci-lint's default exclusion rules
    - text: "G306: Expect WriteFile permissions to be 0600 or less"
      linters:
        - gosec

    # TODO: make sure all packages have a description. Currently, there's 67 packages without.
    - text: "package-comments: should have a package comment"
      linters:
        - revive
    # FIXME temporarily suppress these (see https://github.com/gotestyourself/gotest.tools/issues/272)
    - text: "SA1019: (assert|cmp|is)\\.ErrorType is deprecated"
      linters:
        - staticcheck
    # Exclude some linters from running on tests files.
    - path: _test\.go
      linters:
        - errcheck
        - gosec

    # Allow "err" and "ok" vars to shadow existing declarations, otherwise we get too many false positives.
    - text: '^shadow: declaration of "(err|ok)" shadows declaration'
      linters:
        - govet


  # 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