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groups:
  # We define three basic groups: generated (all generated files),
  # external (all files outside the repository), and internal (all
  # files within the local repository). We can't enforce many style
  # checks on generated and external code, so enable those cases
  # selectively for analyzers below.
  - name: generated
    regex: "^(bazel-genfiles|bazel-out|bazel-bin)/"
    default: true
  - name: external
    regex: "^external/"
    default: false
  - name: internal
    regex: ".*"
    default: true
global:
  generated:
    suppress:
      # Suppress the basic style checks for
      # generated code, but keep the analysis
      # that are required for quality & security.
      - "should not use ALL_CAPS in Go names"
      - "should not use underscores"
      - "comment on exported"
      - "methods on the same type should have the same receiver name"
      - "at least one file in a package"
      - "package comment should be of the form"
      # Generated code may have dead code paths.
      - "identical build constraints"
      - "no value of type"
      - "is never used"
      # go_embed_data rules generate unicode literals.
      - "string literal contains the Unicode format character"
      - "string literal contains the Unicode control character"
      - "string literal contains Unicode control characters"
      - "string literal contains Unicode format and control characters"
      # Some external code will generate protov1
      # implementations. These should be ignored.
      - "proto.* is deprecated"
      - "xxx_messageInfo_.*"
      - "receiver name should be a reflection of its identity"
      # Generated gRPC code is not compliant either.
      - "error strings should not be capitalized"
      - "grpc.Errorf is deprecated"
      # Generated proto code does not always follow capitalization conventions.
      - "(field|method|struct|type) .* should be .*"
      # Generated proto code sometimes duplicates imports with aliases.
      - "duplicate import"
  internal:
    suppress:
      # We use ALL_CAPS for system definitions,
      # which are common enough in the code base
      # that we shouldn't annotate exceptions.
      #
      # Same story for underscores.
      - "should not use ALL_CAPS in Go names"
      - "should not use underscores in Go names"
    exclude:
      # Generated: exempt all.
      - pkg/shim/runtimeoptions/runtimeoptions_cri.go
analyzers:
  asmdecl:
    external: # Enabled.
  assign:
    external:
      exclude:
        - gazelle/walk/walk.go
  atomic:
    external: # Enabled.
  bools:
    external: # Enabled.
  buildtag:
    external: # Enabled.
  cgocall:
    external: # Enabled.
  shadow: # Disable for now.
    generated:
      exclude: [".*"]
    internal:
      exclude: [".*"]
  composites: # Disable for now.
    generated:
      exclude: [".*"]
    internal:
      exclude: [".*"]
  errorsas:
    external: # Enabled.
  httpresponse:
    external: # Enabled.
  loopclosure:
    external: # Enabled.
  nilfunc:
    external: # Enabled.
  nilness:
    internal:
      exclude:
        - pkg/sentry/platform/kvm/kvm_test.go # Intentional.
        - tools/bigquery/bigquery.go          # False positive.
  printf:
    external: # Enabled.
  shift:
    generated: # Disabled for generated code; these shifts are well-defined.
      exclude: [".*"]
    external: # Enabled.
  stringintconv:
    external:
      exclude:
        - ".*protobuf/.*.go"              # Bad conversions.
        - ".*flate/huffman_bit_writer.go" # Bad conversion.
        # Runtime internal violations.
        - ".*reflect/value.go"
        - ".*encoding/xml/xml.go"
        - ".*runtime/pprof/internal/profile/proto.go"
        - ".*fmt/scan.go"
        - ".*go/types/conversions.go"
        - ".*golang.org/x/net/dns/dnsmessage/message.go"
  tests:
    external: # Enabled.
  unmarshal:
    external: # Enabled.
  unreachable:
    external: # Enabled.
  unsafeptr:
    internal:
      exclude:
        - ".*_test.go"                                             # Exclude tests.
        - "pkg/flipcall/.*_unsafe.go"                              # Special case.
        - pkg/gohacks/gohacks_unsafe.go                            # Special case.
        - pkg/ring0/pagetables/allocator_unsafe.go                 # Special case.
        - pkg/sentry/fs/fsutil/host_file_mapper_unsafe.go          # Special case.
        - pkg/sentry/platform/kvm/bluepill_unsafe.go               # Special case.
        - pkg/sentry/platform/kvm/machine_unsafe.go                # Special case.
        - pkg/sentry/platform/safecopy/safecopy_unsafe.go          # Special case.
        - pkg/sentry/vfs/mount_unsafe.go                           # Special case.
        - pkg/state/decode_unsafe.go                               # Special case.
  unusedresult:
    external: # Enabled.
  checkescape:
    external: # Enabled.
  SA4016:
    internal:
      exclude:
        - pkg/gohacks/gohacks_unsafe.go # x ^ 0 always equals x.
  SA2001:
    internal:
      exclude:
        - pkg/sentry/fs/fs.go          # Intentional.
        - pkg/sentry/fs/gofer/inode.go # Intentional.
        - pkg/refs/refcounter_test.go  # Intentional.
  ST1019:
    generated:
      exclude:
        # package ".../kubeapi/core/v1/v1" is being imported more than once
        - generated.gen.pb.go
  ST1021:
    internal:
      suppress:
        - "comment on exported type Translation" # Intentional.
        - "comment on exported type PinnedRange" # Intentional.
  SA5011:
    internal:
      exclude:
        # https://github.com/dominikh/go-tools/issues/924
        - pkg/sentry/fs/fdpipe/pipe_opener_test.go
        - pkg/tcpip/tests/integration/link_resolution_test.go