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2
Commits
00803243de
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e27af7288b
| Author | SHA1 | Date | |
|---|---|---|---|
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e27af7288b | ||
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51f69c960d |
No files matched your search
@@ -47,7 +47,9 @@ allows verifying data integrity before decompression.
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The `innerMessage` field is compressed with
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The `innerMessage` field is compressed with
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[Zstandard (zstd)](https://facebook.github.io/zstd/). Implementations must
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[Zstandard (zstd)](https://facebook.github.io/zstd/). Implementations must
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enforce a decompression size limit to prevent decompression bombs. The reference
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enforce a decompression size limit to prevent decompression bombs. The reference
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implementation limits decompressed size to 256 MB.
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implementation limits decompressed size to 256 MB. It writes zstd frames with a
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window of at most 8 MiB, the largest window the zstd format recommends decoders
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support, and refuses frames that ask for a larger one.
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## Inner Message (`MFFile`)
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## Inner Message (`MFFile`)
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@@ -13,7 +13,7 @@ GOLDFLAGS += -X main.Version=$(VERSION)
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GOLDFLAGS += -X main.Gitrev=$(GITREV_BUILD)
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GOLDFLAGS += -X main.Gitrev=$(GITREV_BUILD)
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GOFLAGS := -ldflags "$(GOLDFLAGS)"
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GOFLAGS := -ldflags "$(GOLDFLAGS)"
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.PHONY: bootstrap setup docker default run ci test check lint fmt fmt-check fmt-check-go fmt-check-md hooks fixme
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.PHONY: bootstrap setup docker default run ci test fuzz check lint fmt fmt-check fmt-check-go fmt-check-md hooks fixme
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default: fmt test
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default: fmt test
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@@ -32,6 +32,9 @@ ci: test
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test:
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test:
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@script/test
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@script/test
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fuzz:
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@script/fuzz
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$(PROTOC_GEN_GO):
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$(PROTOC_GEN_GO):
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test -e $(PROTOC_GEN_GO) || go install -v google.golang.org/protobuf/cmd/protoc-gen-go@v1.28.1
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test -e $(PROTOC_GEN_GO) || go install -v google.golang.org/protobuf/cmd/protoc-gen-go@v1.28.1
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@@ -44,6 +44,9 @@ provide:
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such as `script/docker`
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such as `script/docker`
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- `script/test` — run the test suite (`go test`), regenerating the protobuf code
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- `script/test` — run the test suite (`go test`), regenerating the protobuf code
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first if it is stale
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first if it is stale
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- `script/fuzz` — fuzz the manifest parser for one minute; run by hand
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(`make fuzz`), never by CI, while `script/test` runs its committed seed corpus
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as ordinary tests
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- `script/lint` — run `golangci-lint` and verify `gofmt` cleanliness
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- `script/lint` — run `golangci-lint` and verify `gofmt` cleanliness
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- `script/fmt` — format all code and docs (writes): `gofumpt`,
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- `script/fmt` — format all code and docs (writes): `gofumpt`,
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`golangci-lint run --fix`, and `script/prettier --write`
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`golangci-lint run --fix`, and `script/prettier --write`
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@@ -2,6 +2,7 @@
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package cli
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package cli
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import (
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import (
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"context"
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"encoding/hex"
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"encoding/hex"
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"errors"
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"errors"
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"fmt"
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"fmt"
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@@ -126,7 +127,9 @@ func (mfa *CLIApp) fetchManifestToTemp(url string) (string, error) {
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// verifyRequiredSigner enforces the --require-signature fingerprint
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// verifyRequiredSigner enforces the --require-signature fingerprint
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// against the manifest's embedded signing key.
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// against the manifest's embedded signing key.
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func verifyRequiredSigner(chk *mfer.Checker, requiredSigner string) error {
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func verifyRequiredSigner(
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ctx context.Context, chk *mfer.Checker, requiredSigner string,
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) error {
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// Validate fingerprint format: must be exactly 40 hex characters
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// Validate fingerprint format: must be exactly 40 hex characters
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if len(requiredSigner) != fingerprintHexLen {
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if len(requiredSigner) != fingerprintHexLen {
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return fmt.Errorf("%w, got %d", errInvalidFingerprint, len(requiredSigner))
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return fmt.Errorf("%w, got %d", errInvalidFingerprint, len(requiredSigner))
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@@ -145,7 +148,7 @@ func verifyRequiredSigner(chk *mfer.Checker, requiredSigner string) error {
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// Extract fingerprint from the embedded public key (not from the
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// Extract fingerprint from the embedded public key (not from the
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// signer field). This validates the key is importable and gets its
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// signer field). This validates the key is importable and gets its
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// actual fingerprint.
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// actual fingerprint.
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embeddedFP, err := chk.ExtractEmbeddedSigningKeyFP()
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embeddedFP, err := chk.ExtractEmbeddedSigningKeyFP(ctx)
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if err != nil {
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if err != nil {
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return fmt.Errorf(
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return fmt.Errorf(
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"failed to extract fingerprint from embedded signing key: %w", err)
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"failed to extract fingerprint from embedded signing key: %w", err)
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@@ -303,7 +306,7 @@ func (mfa *CLIApp) checkManifestOperation(ctx *cli.Context) error {
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// Check signature requirement
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// Check signature requirement
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requiredSigner := ctx.String("require-signature")
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requiredSigner := ctx.String("require-signature")
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if requiredSigner != "" {
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if requiredSigner != "" {
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err = verifyRequiredSigner(chk, requiredSigner)
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err = verifyRequiredSigner(ctx.Context, chk, requiredSigner)
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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@@ -83,7 +83,8 @@ func TestVerifyRequiredSignerMessages(t *testing.T) {
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t.Run("invalid fingerprint length", func(t *testing.T) {
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t.Run("invalid fingerprint length", func(t *testing.T) {
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t.Parallel()
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t.Parallel()
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err := verifyRequiredSigner(unsignedChecker(t), "12345678")
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err := verifyRequiredSigner(context.Background(),
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unsignedChecker(t), "12345678")
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require.ErrorIs(t, err, errInvalidFingerprint)
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require.ErrorIs(t, err, errInvalidFingerprint)
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assert.EqualError(t, err,
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assert.EqualError(t, err,
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"invalid fingerprint: must be exactly 40 hex characters, got 8")
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"invalid fingerprint: must be exactly 40 hex characters, got 8")
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@@ -92,7 +93,8 @@ func TestVerifyRequiredSignerMessages(t *testing.T) {
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t.Run("manifest not signed", func(t *testing.T) {
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t.Run("manifest not signed", func(t *testing.T) {
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t.Parallel()
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t.Parallel()
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err := verifyRequiredSigner(unsignedChecker(t), msgFpA)
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err := verifyRequiredSigner(context.Background(),
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unsignedChecker(t), msgFpA)
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require.ErrorIs(t, err, errManifestNotSigned)
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require.ErrorIs(t, err, errManifestNotSigned)
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assert.EqualError(t, err,
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assert.EqualError(t, err,
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"manifest is not signed, but signature from "+msgFpA+" is required")
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"manifest is not signed, but signature from "+msgFpA+" is required")
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@@ -109,10 +111,10 @@ func TestVerifyRequiredSignerMessages(t *testing.T) {
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func TestSignerMismatchMessage(t *testing.T) {
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func TestSignerMismatchMessage(t *testing.T) {
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chk := signedChecker(t)
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chk := signedChecker(t)
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embeddedFP, err := chk.ExtractEmbeddedSigningKeyFP()
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embeddedFP, err := chk.ExtractEmbeddedSigningKeyFP(context.Background())
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require.NoError(t, err)
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require.NoError(t, err)
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err = verifyRequiredSigner(chk, msgFpB)
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err = verifyRequiredSigner(context.Background(), chk, msgFpB)
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require.ErrorIs(t, err, errSignerMismatch)
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require.ErrorIs(t, err, errSignerMismatch)
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assert.EqualError(t, err,
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assert.EqualError(t, err,
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"embedded signing key fingerprint "+embeddedFP+
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"embedded signing key fingerprint "+embeddedFP+
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@@ -160,7 +162,7 @@ func signedChecker(t *testing.T) *mfer.Checker {
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var buf bytes.Buffer
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var buf bytes.Buffer
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require.NoError(t, b.Build(&buf))
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require.NoError(t, b.Build(context.Background(), &buf))
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fs := afero.NewMemMapFs()
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fs := afero.NewMemMapFs()
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require.NoError(t, afero.WriteFile(fs, "/index.mf", buf.Bytes(), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/index.mf", buf.Bytes(), 0o644))
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@@ -1,6 +1,7 @@
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package cli
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package cli
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import (
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import (
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"context"
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"crypto/sha256"
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"crypto/sha256"
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"errors"
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"errors"
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"fmt"
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"fmt"
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@@ -304,7 +305,7 @@ func (h *freshenHasher) processEntry(e *freshenEntry) error {
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// writeFreshenedManifest writes the manifest atomically (write to a
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// writeFreshenedManifest writes the manifest atomically (write to a
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// temp file, then rename over the target).
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// temp file, then rename over the target).
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func writeFreshenedManifest(
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func writeFreshenedManifest(
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afs afero.Fs, builder *mfer.Builder, manifestPath string,
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ctx context.Context, afs afero.Fs, builder *mfer.Builder, manifestPath string,
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) error {
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) error {
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tmpPath := manifestPath + ".tmp"
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tmpPath := manifestPath + ".tmp"
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@@ -313,7 +314,7 @@ func writeFreshenedManifest(
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return fmt.Errorf("failed to create temp file: %w", err)
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return fmt.Errorf("failed to create temp file: %w", err)
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}
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}
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|
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err = builder.Build(outFile)
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err = builder.Build(ctx, outFile)
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_ = outFile.Close()
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_ = outFile.Close()
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|
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if err != nil {
|
if err != nil {
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@@ -530,7 +531,7 @@ func (mfa *CLIApp) freshenManifestOperation(ctx *cli.Context) error {
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}
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}
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// Write updated manifest atomically (write to temp, then rename)
|
// Write updated manifest atomically (write to temp, then rename)
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err = writeFreshenedManifest(mfa.Fs, hasher.builder, manifestPath)
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err = writeFreshenedManifest(ctx.Context, mfa.Fs, hasher.builder, manifestPath)
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if err != nil {
|
if err != nil {
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return err
|
return err
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}
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}
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+6
-4
@@ -3,6 +3,7 @@
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package mfer
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package mfer
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||||||
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import (
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import (
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||||||
|
"context"
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"crypto/sha256"
|
"crypto/sha256"
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"errors"
|
"errors"
|
||||||
"fmt"
|
"fmt"
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@@ -281,8 +282,9 @@ func (b *Builder) SetSigningOptions(opts *SigningOptions) {
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b.signingOptions = opts
|
b.signingOptions = opts
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}
|
}
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||||||
|
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||||||
// Build finalizes the manifest and writes it to the writer.
|
// Build finalizes the manifest and writes it to the writer. ctx bounds the
|
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func (b *Builder) Build(w io.Writer) error {
|
// gpg runs that sign the manifest when signing options are set.
|
||||||
|
func (b *Builder) Build(ctx context.Context, w io.Writer) error {
|
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b.mu.Lock()
|
b.mu.Lock()
|
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defer b.mu.Unlock()
|
defer b.mu.Unlock()
|
||||||
|
|
||||||
@@ -308,13 +310,13 @@ func (b *Builder) Build(w io.Writer) error {
|
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}
|
}
|
||||||
|
|
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// Generate outer wrapper
|
// Generate outer wrapper
|
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err := m.generateOuter()
|
err := m.generateOuter(ctx)
|
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if err != nil {
|
if err != nil {
|
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return fmt.Errorf("build: generate outer: %w", err)
|
return fmt.Errorf("build: generate outer: %w", err)
|
||||||
}
|
}
|
||||||
|
|
||||||
// Generate final output
|
// Generate final output
|
||||||
err = m.generate()
|
err = m.generate(ctx)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return fmt.Errorf("build: generate: %w", err)
|
return fmt.Errorf("build: generate: %w", err)
|
||||||
}
|
}
|
||||||
|
|||||||
+34
-8
@@ -3,6 +3,8 @@ package mfer
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"bytes"
|
"bytes"
|
||||||
|
"context"
|
||||||
|
"fmt"
|
||||||
"strings"
|
"strings"
|
||||||
"testing"
|
"testing"
|
||||||
"time"
|
"time"
|
||||||
@@ -113,7 +115,7 @@ func TestBuilderBuild(t *testing.T) {
|
|||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err = b.Build(&buf)
|
err = b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Should have magic bytes
|
// Should have magic bytes
|
||||||
@@ -177,7 +179,7 @@ func TestBuilderDeterministicOutput(t *testing.T) {
|
|||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err := b.Build(&buf)
|
err := b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
return buf.Bytes()
|
return buf.Bytes()
|
||||||
@@ -325,7 +327,7 @@ func TestBuilderBuildRoundTrip(t *testing.T) {
|
|||||||
}
|
}
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, b.Build(&buf))
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
|
|
||||||
m, err := NewManifestFromReader(&buf)
|
m, err := NewManifestFromReader(&buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
@@ -348,6 +350,30 @@ func TestBuilderBuildRoundTrip(t *testing.T) {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// A manifest whose payload is larger than one zstd block (128 KiB) is
|
||||||
|
// written as a frame asking for the writer's whole window, zstdWindowSize,
|
||||||
|
// which is the most the parser accepts.
|
||||||
|
func TestBuilderBuildRoundTripLargeManifest(t *testing.T) {
|
||||||
|
t.Parallel()
|
||||||
|
|
||||||
|
hash := make([]byte, 34) // multihash: 2-byte prefix + 32-byte SHA-256
|
||||||
|
|
||||||
|
b := NewBuilder()
|
||||||
|
|
||||||
|
for i := range 4000 {
|
||||||
|
path := RelFilePath(fmt.Sprintf("dir/file-%05d.txt", i))
|
||||||
|
require.NoError(t, b.AddFileWithHash(path, FileSize(i), ModTime{}, hash))
|
||||||
|
}
|
||||||
|
|
||||||
|
var buf bytes.Buffer
|
||||||
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
|
|
||||||
|
m, err := NewManifestFromReader(&buf)
|
||||||
|
require.NoError(t, err)
|
||||||
|
require.Greater(t, m.pbOuter.GetSize(), int64(128<<10))
|
||||||
|
assert.Len(t, m.Files(), 4000)
|
||||||
|
}
|
||||||
|
|
||||||
func TestNewManifestFromReaderInvalidMagic(t *testing.T) {
|
func TestNewManifestFromReaderInvalidMagic(t *testing.T) {
|
||||||
t.Parallel()
|
t.Parallel()
|
||||||
|
|
||||||
@@ -383,7 +409,7 @@ func TestManifestString(t *testing.T) {
|
|||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, b.Build(&buf))
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
|
|
||||||
m, err := NewManifestFromReader(&buf)
|
m, err := NewManifestFromReader(&buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
@@ -397,7 +423,7 @@ func TestBuilderBuildEmpty(t *testing.T) {
|
|||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err := b.Build(&buf)
|
err := b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Should still produce valid manifest with 0 files
|
// Should still produce valid manifest with 0 files
|
||||||
@@ -416,7 +442,7 @@ func TestBuilderOmitsCreatedAtByDefault(t *testing.T) {
|
|||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, b.Build(&buf))
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
|
|
||||||
m, err := NewManifestFromReader(&buf)
|
m, err := NewManifestFromReader(&buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
@@ -438,7 +464,7 @@ func TestBuilderIncludesCreatedAtWhenRequested(t *testing.T) {
|
|||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, b.Build(&buf))
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
|
|
||||||
m, err := NewManifestFromReader(&buf)
|
m, err := NewManifestFromReader(&buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
@@ -464,7 +490,7 @@ func TestBuilderDeterministicFileOrder(t *testing.T) {
|
|||||||
}
|
}
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, b.Build(&buf))
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
m, err := NewManifestFromReader(&buf)
|
m, err := NewManifestFromReader(&buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
|
|||||||
+2
-2
@@ -164,12 +164,12 @@ func (c *Checker) SigningPubKey() []byte {
|
|||||||
// ExtractEmbeddedSigningKeyFP imports the manifest's embedded public key into a
|
// ExtractEmbeddedSigningKeyFP imports the manifest's embedded public key into a
|
||||||
// temporary keyring and extracts its fingerprint. This validates the key and
|
// temporary keyring and extracts its fingerprint. This validates the key and
|
||||||
// returns its actual fingerprint from the key material itself.
|
// returns its actual fingerprint from the key material itself.
|
||||||
func (c *Checker) ExtractEmbeddedSigningKeyFP() (string, error) {
|
func (c *Checker) ExtractEmbeddedSigningKeyFP(ctx context.Context) (string, error) {
|
||||||
if len(c.signingPubKey) == 0 {
|
if len(c.signingPubKey) == 0 {
|
||||||
return "", errNoSigningPubKey
|
return "", errNoSigningPubKey
|
||||||
}
|
}
|
||||||
|
|
||||||
return gpgExtractPubKeyFingerprint(c.signingPubKey)
|
return gpgExtractPubKeyFingerprint(ctx, c.signingPubKey)
|
||||||
}
|
}
|
||||||
|
|
||||||
// Check verifies all files against the manifest.
|
// Check verifies all files against the manifest.
|
||||||
|
|||||||
@@ -61,7 +61,7 @@ func createTestManifest(
|
|||||||
}
|
}
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, builder.Build(&buf))
|
require.NoError(t, builder.Build(context.Background(), &buf))
|
||||||
require.NoError(t, afero.WriteFile(fs, manifestPath, buf.Bytes(), 0o644))
|
require.NoError(t, afero.WriteFile(fs, manifestPath, buf.Bytes(), 0o644))
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|||||||
@@ -12,6 +12,9 @@ const (
|
|||||||
// memory.
|
// memory.
|
||||||
MaxDecompressedSize int64 = 256 * 1024 * 1024
|
MaxDecompressedSize int64 = 256 * 1024 * 1024
|
||||||
|
|
||||||
|
// zstdWindowSize is the zstd window zstd.SpeedBestCompression gives mfer's writer.
|
||||||
|
zstdWindowSize = 8 << 20
|
||||||
|
|
||||||
// uuidLength is the length in bytes of a binary UUID.
|
// uuidLength is the length in bytes of a binary UUID.
|
||||||
uuidLength = 16
|
uuidLength = 16
|
||||||
)
|
)
|
||||||
+15
-1
@@ -2,6 +2,7 @@ package mfer
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"bytes"
|
"bytes"
|
||||||
|
"context"
|
||||||
"crypto/sha256"
|
"crypto/sha256"
|
||||||
"errors"
|
"errors"
|
||||||
"fmt"
|
"fmt"
|
||||||
@@ -92,7 +93,9 @@ func (m *manifest) verifyOuterIntegrity() error {
|
|||||||
)
|
)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// Loading a manifest takes no context; gpgTimeout still bounds gpg.
|
||||||
err = gpgVerify(
|
err = gpgVerify(
|
||||||
|
context.Background(),
|
||||||
[]byte(sigString),
|
[]byte(sigString),
|
||||||
m.pbOuter.GetSignature(),
|
m.pbOuter.GetSignature(),
|
||||||
m.pbOuter.GetSigningPubKey(),
|
m.pbOuter.GetSigningPubKey(),
|
||||||
@@ -111,7 +114,18 @@ func (m *manifest) verifyOuterIntegrity() error {
|
|||||||
func (m *manifest) decompressInner() ([]byte, error) {
|
func (m *manifest) decompressInner() ([]byte, error) {
|
||||||
bb := bytes.NewBuffer(m.pbOuter.GetInnerMessage())
|
bb := bytes.NewBuffer(m.pbOuter.GetInnerMessage())
|
||||||
|
|
||||||
zr, err := zstd.NewReader(bb)
|
// By default the decoder decodes a payload under 128 KiB in full,
|
||||||
|
// each frame up to the decoder's limit, before the LimitReader below
|
||||||
|
// reads any of it. Decoding synchronously and never in full makes it
|
||||||
|
// decode only what the LimitReader asks for. It also sets aside a new
|
||||||
|
// buffer for each frame that asks for a larger window than the frames
|
||||||
|
// before it, even a frame holding no data. Refusing windows above
|
||||||
|
// zstdWindowSize keeps each buffer to a little over zstdWindowSize, and
|
||||||
|
// the buffers of frames holding no data to about 16 times it in total.
|
||||||
|
zr, err := zstd.NewReader(bb,
|
||||||
|
zstd.WithDecoderConcurrency(1),
|
||||||
|
zstd.WithDecodeBuffersBelow(0),
|
||||||
|
zstd.WithDecoderMaxWindow(zstdWindowSize))
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return nil, fmt.Errorf("deserialize: zstd reader: %w", err)
|
return nil, fmt.Errorf("deserialize: zstd reader: %w", err)
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -0,0 +1,83 @@
|
|||||||
|
//nolint:testpackage // white-box tests exercise unexported internals
|
||||||
|
package mfer
|
||||||
|
|
||||||
|
import (
|
||||||
|
"bytes"
|
||||||
|
"runtime"
|
||||||
|
"testing"
|
||||||
|
|
||||||
|
"google.golang.org/protobuf/proto"
|
||||||
|
)
|
||||||
|
|
||||||
|
// FuzzNewManifestFromReader feeds arbitrary bytes to the manifest parser.
|
||||||
|
// `make test` runs it on the seed corpus in
|
||||||
|
// testdata/fuzz/FuzzNewManifestFromReader; `make fuzz` searches for new
|
||||||
|
// inputs.
|
||||||
|
//
|
||||||
|
// For every input the parser must return a manifest or an error, not both
|
||||||
|
// and not neither, and must not allocate more than a fixed multiple of its
|
||||||
|
// input and of the decompressed data it may read, plus room for the
|
||||||
|
// decoder's window buffers. A panic or a hang fails the test on its own.
|
||||||
|
func FuzzNewManifestFromReader(f *testing.F) {
|
||||||
|
// A signed manifest makes the parser write the key and signature to a
|
||||||
|
// temporary directory and run gpg on them. With gpg off the PATH and
|
||||||
|
// temporary files kept in the test's own directory, no process is
|
||||||
|
// started and nothing is written elsewhere; such input ends in an
|
||||||
|
// error instead.
|
||||||
|
f.Setenv("PATH", "")
|
||||||
|
f.Setenv("TMPDIR", f.TempDir())
|
||||||
|
|
||||||
|
f.Fuzz(func(t *testing.T, data []byte) {
|
||||||
|
var before, after runtime.MemStats
|
||||||
|
|
||||||
|
runtime.ReadMemStats(&before)
|
||||||
|
|
||||||
|
m, err := NewManifestFromReader(bytes.NewReader(data))
|
||||||
|
|
||||||
|
runtime.ReadMemStats(&after)
|
||||||
|
|
||||||
|
if (m == nil) == (err == nil) {
|
||||||
|
t.Fatalf("got manifest %p and error %v, want exactly one", m, err)
|
||||||
|
}
|
||||||
|
|
||||||
|
// The parser reads at most the declared size plus one byte of
|
||||||
|
// decompressed data, and never more than MaxDecompressedSize.
|
||||||
|
decompressed := uint64(MaxDecompressedSize)
|
||||||
|
|
||||||
|
outer := new(MFFileOuter)
|
||||||
|
if validateMagic(data) &&
|
||||||
|
proto.Unmarshal(data[len(MAGIC):], outer) == nil {
|
||||||
|
size := outer.GetSize()
|
||||||
|
if size > 0 && size < MaxDecompressedSize {
|
||||||
|
decompressed = uint64(size) + 1
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// It also keeps a few copies of its input. Buffers grow by
|
||||||
|
// copying, so reaching those sizes allocates a few times them in
|
||||||
|
// total: sixteen times the input and the decompressed data leaves
|
||||||
|
// room for that.
|
||||||
|
//
|
||||||
|
// The decoder also sets aside a new buffer of one to two times the
|
||||||
|
// window for each frame that asks for a larger window than the
|
||||||
|
// frames before it, and refuses windows above zstdWindowSize. A
|
||||||
|
// frame that gives its content size instead of a window has that
|
||||||
|
// size as its window, refused above zstdWindowSize like any other.
|
||||||
|
// Frames asking for every window size up to that make it set aside
|
||||||
|
// about 16 times zstdWindowSize in total; 24 times leaves room.
|
||||||
|
//
|
||||||
|
// The seed whose frame claims 8 GiB fails if the decoder sets that
|
||||||
|
// size aside; the seed whose frames ask for ever larger windows
|
||||||
|
// fails if the decoder accepts windows of twice zstdWindowSize; the
|
||||||
|
// seed whose two frames together exceed MaxDecompressedSize fails
|
||||||
|
// if the decoder decodes them in full instead of stopping at the
|
||||||
|
// declared size.
|
||||||
|
limit := 16*(uint64(len(data))+decompressed) + 24*zstdWindowSize
|
||||||
|
|
||||||
|
allocated := after.TotalAlloc - before.TotalAlloc
|
||||||
|
if allocated > limit {
|
||||||
|
t.Fatalf("allocated %d bytes for %d bytes of input, limit %d",
|
||||||
|
allocated, len(data), limit)
|
||||||
|
}
|
||||||
|
})
|
||||||
|
}
|
||||||
@@ -3,6 +3,7 @@ package mfer
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"bytes"
|
"bytes"
|
||||||
|
"context"
|
||||||
"crypto/sha256"
|
"crypto/sha256"
|
||||||
"fmt"
|
"fmt"
|
||||||
"testing"
|
"testing"
|
||||||
@@ -122,7 +123,7 @@ func TestDeserializeValidManifestRoundTrips(t *testing.T) {
|
|||||||
require.NoError(t, b.AddFileWithHash("dir/file.txt", 123, ModTime{}, hash))
|
require.NoError(t, b.AddFileWithHash("dir/file.txt", 123, ModTime{}, hash))
|
||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
require.NoError(t, b.Build(&buf))
|
require.NoError(t, b.Build(context.Background(), &buf))
|
||||||
|
|
||||||
m, err := NewManifestFromReader(bytes.NewReader(buf.Bytes()))
|
m, err := NewManifestFromReader(bytes.NewReader(buf.Bytes()))
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|||||||
+4
-2
@@ -2,6 +2,7 @@
|
|||||||
package mfer
|
package mfer
|
||||||
|
|
||||||
import (
|
import (
|
||||||
|
"context"
|
||||||
"testing"
|
"testing"
|
||||||
|
|
||||||
"github.com/stretchr/testify/assert"
|
"github.com/stretchr/testify/assert"
|
||||||
@@ -80,6 +81,7 @@ func TestSerializeInternalErrorMessagesVerbatim(t *testing.T) {
|
|||||||
t.Parallel()
|
t.Parallel()
|
||||||
|
|
||||||
m := &manifest{}
|
m := &manifest{}
|
||||||
require.EqualError(t, m.generate(), "internal error: pbInner not set")
|
require.EqualError(t, m.generate(context.Background()),
|
||||||
require.EqualError(t, m.generateOuter(), "internal error")
|
"internal error: pbInner not set")
|
||||||
|
require.EqualError(t, m.generateOuter(context.Background()), "internal error")
|
||||||
}
|
}
|
||||||
+48
-15
@@ -10,9 +10,21 @@ import (
|
|||||||
"os/exec"
|
"os/exec"
|
||||||
"path/filepath"
|
"path/filepath"
|
||||||
"strings"
|
"strings"
|
||||||
|
"time"
|
||||||
)
|
)
|
||||||
|
|
||||||
const (
|
const (
|
||||||
|
// gpgTimeout bounds every gpg run, which can otherwise wait forever on
|
||||||
|
// a passphrase prompt or a stalled gpg-agent. A minute leaves a person
|
||||||
|
// time to type a passphrase or touch a smartcard.
|
||||||
|
gpgTimeout = time.Minute
|
||||||
|
|
||||||
|
// gpgWaitDelay is how long a gpg run keeps waiting for gpg's stdout
|
||||||
|
// and stderr to close once gpg has been killed or has exited. Reading
|
||||||
|
// what gpg itself wrote takes far less; only a process gpg left behind
|
||||||
|
// holds them open longer.
|
||||||
|
gpgWaitDelay = time.Second
|
||||||
|
|
||||||
// privateDirPerms is the permission mode for temporary GPG home
|
// privateDirPerms is the permission mode for temporary GPG home
|
||||||
// directories.
|
// directories.
|
||||||
privateDirPerms os.FileMode = 0o700
|
privateDirPerms os.FileMode = 0o700
|
||||||
@@ -66,8 +78,20 @@ func gpgArgs(opts []string, positional ...string) []string {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// runGPG runs the gpg binary in batch mode with the given arguments and
|
// runGPG runs the gpg binary in batch mode with the given arguments and
|
||||||
// optional stdin, returning captured stdout and stderr.
|
// optional stdin, returning captured stdout and stderr. gpg is killed when
|
||||||
func runGPG(stdin io.Reader, args ...string) (*bytes.Buffer, *bytes.Buffer, error) {
|
// ctx ends or gpgTimeout passes, whichever comes first.
|
||||||
|
func runGPG(
|
||||||
|
ctx context.Context, stdin io.Reader, args ...string,
|
||||||
|
) (*bytes.Buffer, *bytes.Buffer, error) {
|
||||||
|
// exec.CommandContext kills only gpg itself. A gpg-agent that gpg
|
||||||
|
// starts runs detached and holds none of gpg's output, but another
|
||||||
|
// process gpg leaves behind (a wrapper script that runs the real gpg
|
||||||
|
// without exec, for example) can keep gpg's stdout or stderr open, and
|
||||||
|
// Run would wait for it to exit. WaitDelay stops that wait
|
||||||
|
// gpgWaitDelay after the kill; that process is left running.
|
||||||
|
ctx, cancel := context.WithTimeout(ctx, gpgTimeout)
|
||||||
|
defer cancel()
|
||||||
|
|
||||||
fullArgs := append([]string{"--batch", "--no-tty"}, args...)
|
fullArgs := append([]string{"--batch", "--no-tty"}, args...)
|
||||||
|
|
||||||
// G204: the executable name is a compile-time constant. The arguments
|
// G204: the executable name is a compile-time constant. The arguments
|
||||||
@@ -76,7 +100,8 @@ func runGPG(stdin io.Reader, args ...string) (*bytes.Buffer, *bytes.Buffer, erro
|
|||||||
// option or after the "--" end-of-options marker inserted by gpgArgs,
|
// option or after the "--" end-of-options marker inserted by gpgArgs,
|
||||||
// and therefore cannot be reinterpreted by gpg as an option.
|
// and therefore cannot be reinterpreted by gpg as an option.
|
||||||
cmd := exec.CommandContext( //nolint:gosec // G204: see comment above
|
cmd := exec.CommandContext( //nolint:gosec // G204: see comment above
|
||||||
context.Background(), "gpg", fullArgs...)
|
ctx, "gpg", fullArgs...)
|
||||||
|
cmd.WaitDelay = gpgWaitDelay
|
||||||
cmd.Stdin = stdin
|
cmd.Stdin = stdin
|
||||||
|
|
||||||
var stdout, stderr bytes.Buffer
|
var stdout, stderr bytes.Buffer
|
||||||
@@ -85,6 +110,14 @@ func runGPG(stdin io.Reader, args ...string) (*bytes.Buffer, *bytes.Buffer, erro
|
|||||||
cmd.Stderr = &stderr
|
cmd.Stderr = &stderr
|
||||||
|
|
||||||
err := cmd.Run()
|
err := cmd.Run()
|
||||||
|
if err != nil && ctx.Err() != nil {
|
||||||
|
// gpg was killed because ctx ended, which Run reports only as
|
||||||
|
// "signal: killed"; return the reason instead.
|
||||||
|
err = ctx.Err()
|
||||||
|
if errors.Is(err, context.DeadlineExceeded) {
|
||||||
|
err = fmt.Errorf("gpg timed out: %w", err)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
return &stdout, &stderr, err
|
return &stdout, &stderr, err
|
||||||
}
|
}
|
||||||
@@ -105,8 +138,8 @@ func parseFingerprint(colonOutput string) (string, bool) {
|
|||||||
|
|
||||||
// gpgSign creates a detached signature of the data using the specified key.
|
// gpgSign creates a detached signature of the data using the specified key.
|
||||||
// Returns the armored detached signature.
|
// Returns the armored detached signature.
|
||||||
func gpgSign(data []byte, keyID GPGKeyID) ([]byte, error) {
|
func gpgSign(ctx context.Context, data []byte, keyID GPGKeyID) ([]byte, error) {
|
||||||
stdout, stderr, err := runGPG(bytes.NewReader(data),
|
stdout, stderr, err := runGPG(ctx, bytes.NewReader(data),
|
||||||
"--detach-sign",
|
"--detach-sign",
|
||||||
gpgOptArmor,
|
gpgOptArmor,
|
||||||
"--local-user", string(keyID),
|
"--local-user", string(keyID),
|
||||||
@@ -120,8 +153,8 @@ func gpgSign(data []byte, keyID GPGKeyID) ([]byte, error) {
|
|||||||
|
|
||||||
// gpgExportPublicKey exports the public key for the specified key ID.
|
// gpgExportPublicKey exports the public key for the specified key ID.
|
||||||
// Returns the armored public key.
|
// Returns the armored public key.
|
||||||
func gpgExportPublicKey(keyID GPGKeyID) ([]byte, error) {
|
func gpgExportPublicKey(ctx context.Context, keyID GPGKeyID) ([]byte, error) {
|
||||||
stdout, stderr, err := runGPG(nil,
|
stdout, stderr, err := runGPG(ctx, nil,
|
||||||
gpgArgs([]string{"--export", gpgOptArmor}, string(keyID))...,
|
gpgArgs([]string{"--export", gpgOptArmor}, string(keyID))...,
|
||||||
)
|
)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
@@ -136,8 +169,8 @@ func gpgExportPublicKey(keyID GPGKeyID) ([]byte, error) {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// gpgGetKeyFingerprint gets the full fingerprint for a key ID.
|
// gpgGetKeyFingerprint gets the full fingerprint for a key ID.
|
||||||
func gpgGetKeyFingerprint(keyID GPGKeyID) ([]byte, error) {
|
func gpgGetKeyFingerprint(ctx context.Context, keyID GPGKeyID) ([]byte, error) {
|
||||||
stdout, stderr, err := runGPG(nil,
|
stdout, stderr, err := runGPG(ctx, nil,
|
||||||
gpgArgs([]string{"--with-colons", "--fingerprint"}, string(keyID))...,
|
gpgArgs([]string{"--with-colons", "--fingerprint"}, string(keyID))...,
|
||||||
)
|
)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
@@ -157,7 +190,7 @@ func gpgGetKeyFingerprint(keyID GPGKeyID) ([]byte, error) {
|
|||||||
// gpgExtractPubKeyFingerprint imports a public key into a temporary keyring
|
// gpgExtractPubKeyFingerprint imports a public key into a temporary keyring
|
||||||
// and extracts its fingerprint. This verifies the key is valid and returns
|
// and extracts its fingerprint. This verifies the key is valid and returns
|
||||||
// the actual fingerprint from the key material.
|
// the actual fingerprint from the key material.
|
||||||
func gpgExtractPubKeyFingerprint(pubKey []byte) (string, error) {
|
func gpgExtractPubKeyFingerprint(ctx context.Context, pubKey []byte) (string, error) {
|
||||||
// Create temporary directory for GPG operations
|
// Create temporary directory for GPG operations
|
||||||
tmpDir, err := os.MkdirTemp("", "mfer-gpg-fingerprint-*")
|
tmpDir, err := os.MkdirTemp("", "mfer-gpg-fingerprint-*")
|
||||||
if err != nil {
|
if err != nil {
|
||||||
@@ -181,7 +214,7 @@ func gpgExtractPubKeyFingerprint(pubKey []byte) (string, error) {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// Import the public key into the temporary keyring
|
// Import the public key into the temporary keyring
|
||||||
_, importStderr, err := runGPG(nil,
|
_, importStderr, err := runGPG(ctx, nil,
|
||||||
gpgArgs([]string{gpgOptHomedir, tmpDir, "--import"}, pubKeyFile)...,
|
gpgArgs([]string{gpgOptHomedir, tmpDir, "--import"}, pubKeyFile)...,
|
||||||
)
|
)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
@@ -191,7 +224,7 @@ func gpgExtractPubKeyFingerprint(pubKey []byte) (string, error) {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// List keys to get fingerprint
|
// List keys to get fingerprint
|
||||||
listStdout, listStderr, err := runGPG(nil,
|
listStdout, listStderr, err := runGPG(ctx, nil,
|
||||||
"--homedir", tmpDir,
|
"--homedir", tmpDir,
|
||||||
"--with-colons",
|
"--with-colons",
|
||||||
"--fingerprint",
|
"--fingerprint",
|
||||||
@@ -212,7 +245,7 @@ func gpgExtractPubKeyFingerprint(pubKey []byte) (string, error) {
|
|||||||
|
|
||||||
// gpgVerify verifies a detached signature against data using the provided public key.
|
// gpgVerify verifies a detached signature against data using the provided public key.
|
||||||
// It creates a temporary keyring to import the public key for verification.
|
// It creates a temporary keyring to import the public key for verification.
|
||||||
func gpgVerify(data, signature, pubKey []byte) error {
|
func gpgVerify(ctx context.Context, data, signature, pubKey []byte) error {
|
||||||
// Create temporary directory for GPG operations
|
// Create temporary directory for GPG operations
|
||||||
tmpDir, err := os.MkdirTemp("", "mfer-gpg-verify-*")
|
tmpDir, err := os.MkdirTemp("", "mfer-gpg-verify-*")
|
||||||
if err != nil {
|
if err != nil {
|
||||||
@@ -252,7 +285,7 @@ func gpgVerify(data, signature, pubKey []byte) error {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// Import the public key into the temporary keyring
|
// Import the public key into the temporary keyring
|
||||||
_, importStderr, err := runGPG(nil,
|
_, importStderr, err := runGPG(ctx, nil,
|
||||||
gpgArgs([]string{gpgOptHomedir, tmpDir, "--import"}, pubKeyFile)...,
|
gpgArgs([]string{gpgOptHomedir, tmpDir, "--import"}, pubKeyFile)...,
|
||||||
)
|
)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
@@ -262,7 +295,7 @@ func gpgVerify(data, signature, pubKey []byte) error {
|
|||||||
}
|
}
|
||||||
|
|
||||||
// Verify the signature
|
// Verify the signature
|
||||||
_, verifyStderr, err := runGPG(nil,
|
_, verifyStderr, err := runGPG(ctx, nil,
|
||||||
gpgArgs([]string{gpgOptHomedir, tmpDir, gpgOptVerify},
|
gpgArgs([]string{gpgOptHomedir, tmpDir, gpgOptVerify},
|
||||||
sigFile, dataFile)...,
|
sigFile, dataFile)...,
|
||||||
)
|
)
|
||||||
|
|||||||
+100
-20
@@ -4,11 +4,14 @@ package mfer
|
|||||||
import (
|
import (
|
||||||
"bytes"
|
"bytes"
|
||||||
"context"
|
"context"
|
||||||
|
"io"
|
||||||
"os"
|
"os"
|
||||||
"os/exec"
|
"os/exec"
|
||||||
"path/filepath"
|
"path/filepath"
|
||||||
|
"strconv"
|
||||||
"strings"
|
"strings"
|
||||||
"testing"
|
"testing"
|
||||||
|
"time"
|
||||||
|
|
||||||
"github.com/spf13/afero"
|
"github.com/spf13/afero"
|
||||||
"github.com/stretchr/testify/assert"
|
"github.com/stretchr/testify/assert"
|
||||||
@@ -43,8 +46,11 @@ Expire-Date: 0
|
|||||||
paramsFile := filepath.Join(gpgHome, "key-params")
|
paramsFile := filepath.Join(gpgHome, "key-params")
|
||||||
require.NoError(t, os.WriteFile(paramsFile, []byte(keyParams), 0o600))
|
require.NoError(t, os.WriteFile(paramsFile, []byte(keyParams), 0o600))
|
||||||
|
|
||||||
|
ctx, cancel := context.WithTimeout(context.Background(), gpgTimeout)
|
||||||
|
defer cancel()
|
||||||
|
|
||||||
//nolint:gosec // paramsFile is a test-controlled path inside t.TempDir()
|
//nolint:gosec // paramsFile is a test-controlled path inside t.TempDir()
|
||||||
cmd := exec.CommandContext(context.Background(), "gpg",
|
cmd := exec.CommandContext(ctx, "gpg",
|
||||||
"--batch", "--gen-key", paramsFile)
|
"--batch", "--gen-key", paramsFile)
|
||||||
|
|
||||||
cmd.Env = append(os.Environ(), "GNUPGHOME="+gpgHome)
|
cmd.Env = append(os.Environ(), "GNUPGHOME="+gpgHome)
|
||||||
@@ -55,7 +61,7 @@ Expire-Date: 0
|
|||||||
}
|
}
|
||||||
|
|
||||||
// Get the key fingerprint
|
// Get the key fingerprint
|
||||||
cmd = exec.CommandContext(context.Background(), "gpg",
|
cmd = exec.CommandContext(ctx, "gpg",
|
||||||
"--list-keys", "--with-colons", "test@mfer.test")
|
"--list-keys", "--with-colons", "test@mfer.test")
|
||||||
|
|
||||||
cmd.Env = append(os.Environ(), "GNUPGHOME="+gpgHome)
|
cmd.Env = append(os.Environ(), "GNUPGHOME="+gpgHome)
|
||||||
@@ -90,7 +96,7 @@ func TestGPGSign(t *testing.T) {
|
|||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
data := []byte("test data to sign")
|
data := []byte("test data to sign")
|
||||||
sig, err := gpgSign(data, keyID)
|
sig, err := gpgSign(context.Background(), data, keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
assert.NotEmpty(t, sig)
|
assert.NotEmpty(t, sig)
|
||||||
assert.Contains(t, string(sig), "-----BEGIN PGP SIGNATURE-----")
|
assert.Contains(t, string(sig), "-----BEGIN PGP SIGNATURE-----")
|
||||||
@@ -101,7 +107,7 @@ func TestGPGExportPublicKey(t *testing.T) {
|
|||||||
keyID, gpgHome := testGPGEnv(t)
|
keyID, gpgHome := testGPGEnv(t)
|
||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
pubKey, err := gpgExportPublicKey(keyID)
|
pubKey, err := gpgExportPublicKey(context.Background(), keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
assert.NotEmpty(t, pubKey)
|
assert.NotEmpty(t, pubKey)
|
||||||
assert.Contains(t, string(pubKey), "-----BEGIN PGP PUBLIC KEY BLOCK-----")
|
assert.Contains(t, string(pubKey), "-----BEGIN PGP PUBLIC KEY BLOCK-----")
|
||||||
@@ -112,7 +118,7 @@ func TestGPGGetKeyFingerprint(t *testing.T) {
|
|||||||
keyID, gpgHome := testGPGEnv(t)
|
keyID, gpgHome := testGPGEnv(t)
|
||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
fingerprint, err := gpgGetKeyFingerprint(keyID)
|
fingerprint, err := gpgGetKeyFingerprint(context.Background(), keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
assert.NotEmpty(t, fingerprint)
|
assert.NotEmpty(t, fingerprint)
|
||||||
// The fingerprint should be 40 hex chars
|
// The fingerprint should be 40 hex chars
|
||||||
@@ -146,12 +152,12 @@ func TestGPGOptionLikeKeyIDIsNotAnOption(t *testing.T) {
|
|||||||
_, gpgHome := testGPGEnv(t)
|
_, gpgHome := testGPGEnv(t)
|
||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
pubKey, err := gpgExportPublicKey(GPGKeyID("--version"))
|
pubKey, err := gpgExportPublicKey(context.Background(), GPGKeyID("--version"))
|
||||||
require.Error(t, err)
|
require.Error(t, err)
|
||||||
require.ErrorIs(t, err, errGPGKeyNotFound)
|
require.ErrorIs(t, err, errGPGKeyNotFound)
|
||||||
assert.NotContains(t, string(pubKey), "gpg (GnuPG)")
|
assert.NotContains(t, string(pubKey), "gpg (GnuPG)")
|
||||||
|
|
||||||
fpr, err := gpgGetKeyFingerprint(GPGKeyID("--version"))
|
fpr, err := gpgGetKeyFingerprint(context.Background(), GPGKeyID("--version"))
|
||||||
require.Error(t, err)
|
require.Error(t, err)
|
||||||
assert.NotContains(t, string(fpr), "gpg (GnuPG)")
|
assert.NotContains(t, string(fpr), "gpg (GnuPG)")
|
||||||
}
|
}
|
||||||
@@ -162,7 +168,8 @@ func TestGPGSignInvalidKey(t *testing.T) {
|
|||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
data := []byte("test data")
|
data := []byte("test data")
|
||||||
_, err := gpgSign(data, GPGKeyID("NONEXISTENT_KEY_ID_12345"))
|
_, err := gpgSign(context.Background(), data,
|
||||||
|
GPGKeyID("NONEXISTENT_KEY_ID_12345"))
|
||||||
assert.Error(t, err)
|
assert.Error(t, err)
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -185,7 +192,7 @@ func TestBuilderWithSigning(t *testing.T) {
|
|||||||
// Build the manifest
|
// Build the manifest
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err = b.Build(&buf)
|
err = b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Parse the manifest and verify signature fields are populated
|
// Parse the manifest and verify signature fields are populated
|
||||||
@@ -251,14 +258,14 @@ func TestGPGVerify(t *testing.T) {
|
|||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
data := []byte("test data to sign and verify")
|
data := []byte("test data to sign and verify")
|
||||||
sig, err := gpgSign(data, keyID)
|
sig, err := gpgSign(context.Background(), data, keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
pubKey, err := gpgExportPublicKey(keyID)
|
pubKey, err := gpgExportPublicKey(context.Background(), keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Verify the signature
|
// Verify the signature
|
||||||
err = gpgVerify(data, sig, pubKey)
|
err = gpgVerify(context.Background(), data, sig, pubKey)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -267,15 +274,15 @@ func TestGPGVerifyInvalidSignature(t *testing.T) {
|
|||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
data := []byte("test data to sign")
|
data := []byte("test data to sign")
|
||||||
sig, err := gpgSign(data, keyID)
|
sig, err := gpgSign(context.Background(), data, keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
pubKey, err := gpgExportPublicKey(keyID)
|
pubKey, err := gpgExportPublicKey(context.Background(), keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Try to verify with different data - should fail
|
// Try to verify with different data - should fail
|
||||||
wrongData := []byte("different data")
|
wrongData := []byte("different data")
|
||||||
err = gpgVerify(wrongData, sig, pubKey)
|
err = gpgVerify(context.Background(), wrongData, sig, pubKey)
|
||||||
assert.Error(t, err)
|
assert.Error(t, err)
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -284,12 +291,12 @@ func TestGPGVerifyBadPublicKey(t *testing.T) {
|
|||||||
t.Setenv("GNUPGHOME", gpgHome)
|
t.Setenv("GNUPGHOME", gpgHome)
|
||||||
|
|
||||||
data := []byte("test data")
|
data := []byte("test data")
|
||||||
sig, err := gpgSign(data, keyID)
|
sig, err := gpgSign(context.Background(), data, keyID)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Try to verify with invalid public key - should fail
|
// Try to verify with invalid public key - should fail
|
||||||
badPubKey := []byte("not a valid public key")
|
badPubKey := []byte("not a valid public key")
|
||||||
err = gpgVerify(data, sig, badPubKey)
|
err = gpgVerify(context.Background(), data, sig, badPubKey)
|
||||||
assert.Error(t, err)
|
assert.Error(t, err)
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -312,7 +319,7 @@ func TestManifestSignatureVerification(t *testing.T) {
|
|||||||
// Build the manifest
|
// Build the manifest
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err = b.Build(&buf)
|
err = b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Parse the manifest - signature should be verified during load
|
// Parse the manifest - signature should be verified during load
|
||||||
@@ -341,7 +348,7 @@ func TestManifestTamperedSignatureFails(t *testing.T) {
|
|||||||
|
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err = b.Build(&buf)
|
err = b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Tamper with the signature by replacing some bytes
|
// Tamper with the signature by replacing some bytes
|
||||||
@@ -375,7 +382,7 @@ func TestBuilderWithoutSigning(t *testing.T) {
|
|||||||
// Build the manifest
|
// Build the manifest
|
||||||
var buf bytes.Buffer
|
var buf bytes.Buffer
|
||||||
|
|
||||||
err = b.Build(&buf)
|
err = b.Build(context.Background(), &buf)
|
||||||
require.NoError(t, err)
|
require.NoError(t, err)
|
||||||
|
|
||||||
// Parse the manifest and verify signature fields are empty
|
// Parse the manifest and verify signature fields are empty
|
||||||
@@ -390,3 +397,76 @@ func TestBuilderWithoutSigning(t *testing.T) {
|
|||||||
assert.Empty(t, manifest.pbOuter.GetSigningPubKey(),
|
assert.Empty(t, manifest.pbOuter.GetSigningPubKey(),
|
||||||
"signing public key should be empty when not signing")
|
"signing public key should be empty when not signing")
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// fakeGPGPath writes script as an executable named gpg into a temporary
|
||||||
|
// directory and returns a PATH value with that directory first.
|
||||||
|
func fakeGPGPath(t *testing.T, script string) string {
|
||||||
|
t.Helper()
|
||||||
|
|
||||||
|
binDir := t.TempDir()
|
||||||
|
//nolint:gosec // G306: the fake gpg has to be executable
|
||||||
|
require.NoError(t, os.WriteFile(filepath.Join(binDir, "gpg"),
|
||||||
|
[]byte(script), 0o700))
|
||||||
|
|
||||||
|
return binDir + string(os.PathListSeparator) + os.Getenv("PATH")
|
||||||
|
}
|
||||||
|
|
||||||
|
// TestGPGTimeoutKillsGPG puts a fake gpg that never finishes first on
|
||||||
|
// PATH and checks that a run past its deadline is killed and reported as
|
||||||
|
// a timeout of the named operation, instead of hanging.
|
||||||
|
func TestGPGTimeoutKillsGPG(t *testing.T) {
|
||||||
|
t.Setenv("PATH", fakeGPGPath(t, "#!/bin/sh\nexec sleep 10\n"))
|
||||||
|
|
||||||
|
ctx, cancel := context.WithTimeout(context.Background(), 100*time.Millisecond)
|
||||||
|
defer cancel()
|
||||||
|
|
||||||
|
_, err := gpgSign(ctx, []byte("data"), GPGKeyID("any"))
|
||||||
|
require.ErrorIs(t, err, context.DeadlineExceeded)
|
||||||
|
assert.Contains(t, err.Error(), "gpg sign failed: gpg timed out")
|
||||||
|
}
|
||||||
|
|
||||||
|
// TestGPGTimeoutWhenChildHoldsOutput uses a fake gpg that runs sleep as a
|
||||||
|
// child instead of exec-ing it, the way a wrapper script around the real
|
||||||
|
// gpg might. Killing the fake gpg leaves sleep holding its stdout and
|
||||||
|
// stderr open; the call must still return shortly after the deadline
|
||||||
|
// instead of waiting for sleep to exit. The fake gpg writes the process ID
|
||||||
|
// of sleep to a file so that the test can kill it before returning.
|
||||||
|
func TestGPGTimeoutWhenChildHoldsOutput(t *testing.T) {
|
||||||
|
pidFile := filepath.Join(t.TempDir(), "sleep.pid")
|
||||||
|
t.Setenv("PATH", fakeGPGPath(t,
|
||||||
|
"#!/bin/sh\nsleep 3 &\necho $! >'"+pidFile+"'\nwait\n"))
|
||||||
|
t.Cleanup(func() {
|
||||||
|
pid, err := os.ReadFile(pidFile) //nolint:gosec // G304: path inside t.TempDir()
|
||||||
|
require.NoError(t, err)
|
||||||
|
|
||||||
|
n, err := strconv.Atoi(strings.TrimSpace(string(pid)))
|
||||||
|
require.NoError(t, err)
|
||||||
|
|
||||||
|
sleep, err := os.FindProcess(n)
|
||||||
|
require.NoError(t, err)
|
||||||
|
require.NoError(t, sleep.Kill())
|
||||||
|
})
|
||||||
|
|
||||||
|
ctx, cancel := context.WithTimeout(context.Background(), 100*time.Millisecond)
|
||||||
|
defer cancel()
|
||||||
|
|
||||||
|
start := time.Now()
|
||||||
|
_, err := gpgSign(ctx, []byte("data"), GPGKeyID("any"))
|
||||||
|
require.ErrorIs(t, err, context.DeadlineExceeded)
|
||||||
|
assert.Less(t, time.Since(start), 3*time.Second,
|
||||||
|
"the call waited for the child holding gpg's output to exit")
|
||||||
|
}
|
||||||
|
|
||||||
|
// TestBuildPassesContextToSigning checks that a caller can cancel the gpg
|
||||||
|
// runs that sign a manifest through the context given to Build.
|
||||||
|
func TestBuildPassesContextToSigning(t *testing.T) {
|
||||||
|
t.Parallel()
|
||||||
|
|
||||||
|
b := NewBuilder()
|
||||||
|
b.SetSigningOptions(&SigningOptions{KeyID: "any"})
|
||||||
|
|
||||||
|
ctx, cancel := context.WithCancel(context.Background())
|
||||||
|
cancel()
|
||||||
|
|
||||||
|
require.ErrorIs(t, b.Build(ctx, io.Discard), context.Canceled)
|
||||||
|
}
|
||||||
+1
-2
@@ -283,8 +283,7 @@ func (s *Scanner) ToManifest(
|
|||||||
}
|
}
|
||||||
|
|
||||||
// Build and write manifest
|
// Build and write manifest
|
||||||
//nolint:contextcheck // Build's GPG signing exec is not cancellable by design
|
return builder.Build(ctx, w)
|
||||||
return builder.Build(w)
|
|
||||||
}
|
}
|
||||||
|
|
||||||
// configureBuilder constructs a manifest builder configured from the
|
// configureBuilder constructs a manifest builder configured from the
|
||||||
|
|||||||
+9
-8
@@ -2,6 +2,7 @@ package mfer
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"bytes"
|
"bytes"
|
||||||
|
"context"
|
||||||
"crypto/sha256"
|
"crypto/sha256"
|
||||||
"errors"
|
"errors"
|
||||||
"fmt"
|
"fmt"
|
||||||
@@ -50,13 +51,13 @@ func newTimestampFromTime(t time.Time) *Timestamp {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
func (m *manifest) generate() error {
|
func (m *manifest) generate(ctx context.Context) error {
|
||||||
if m.pbInner == nil {
|
if m.pbInner == nil {
|
||||||
return errInnerNotSet
|
return errInnerNotSet
|
||||||
}
|
}
|
||||||
|
|
||||||
if m.pbOuter == nil {
|
if m.pbOuter == nil {
|
||||||
e := m.generateOuter()
|
e := m.generateOuter(ctx)
|
||||||
if e != nil {
|
if e != nil {
|
||||||
return e
|
return e
|
||||||
}
|
}
|
||||||
@@ -77,7 +78,7 @@ func (m *manifest) generate() error {
|
|||||||
return nil
|
return nil
|
||||||
}
|
}
|
||||||
|
|
||||||
func (m *manifest) generateOuter() error {
|
func (m *manifest) generateOuter(ctx context.Context) error {
|
||||||
if m.pbInner == nil {
|
if m.pbInner == nil {
|
||||||
return errInternal
|
return errInternal
|
||||||
}
|
}
|
||||||
@@ -135,7 +136,7 @@ func (m *manifest) generateOuter() error {
|
|||||||
|
|
||||||
// Sign the manifest if signing options are provided
|
// Sign the manifest if signing options are provided
|
||||||
if m.signingOptions != nil && m.signingOptions.KeyID != "" {
|
if m.signingOptions != nil && m.signingOptions.KeyID != "" {
|
||||||
return m.signOuter()
|
return m.signOuter(ctx)
|
||||||
}
|
}
|
||||||
|
|
||||||
return nil
|
return nil
|
||||||
@@ -143,27 +144,27 @@ func (m *manifest) generateOuter() error {
|
|||||||
|
|
||||||
// signOuter signs the outer message with the configured GPG key and
|
// signOuter signs the outer message with the configured GPG key and
|
||||||
// embeds the signature, signer fingerprint, and public key.
|
// embeds the signature, signer fingerprint, and public key.
|
||||||
func (m *manifest) signOuter() error {
|
func (m *manifest) signOuter(ctx context.Context) error {
|
||||||
sigString, err := m.signatureString()
|
sigString, err := m.signatureString()
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return fmt.Errorf("failed to generate signature string: %w", err)
|
return fmt.Errorf("failed to generate signature string: %w", err)
|
||||||
}
|
}
|
||||||
|
|
||||||
sig, err := gpgSign([]byte(sigString), m.signingOptions.KeyID)
|
sig, err := gpgSign(ctx, []byte(sigString), m.signingOptions.KeyID)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return fmt.Errorf("failed to sign manifest: %w", err)
|
return fmt.Errorf("failed to sign manifest: %w", err)
|
||||||
}
|
}
|
||||||
|
|
||||||
m.pbOuter.Signature = sig
|
m.pbOuter.Signature = sig
|
||||||
|
|
||||||
fingerprint, err := gpgGetKeyFingerprint(m.signingOptions.KeyID)
|
fingerprint, err := gpgGetKeyFingerprint(ctx, m.signingOptions.KeyID)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return fmt.Errorf("failed to get key fingerprint: %w", err)
|
return fmt.Errorf("failed to get key fingerprint: %w", err)
|
||||||
}
|
}
|
||||||
|
|
||||||
m.pbOuter.Signer = fingerprint
|
m.pbOuter.Signer = fingerprint
|
||||||
|
|
||||||
pubKey, err := gpgExportPublicKey(m.signingOptions.KeyID)
|
pubKey, err := gpgExportPublicKey(ctx, m.signingOptions.KeyID)
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return fmt.Errorf("failed to export public key: %w", err)
|
return fmt.Errorf("failed to export public key: %w", err)
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFGy[i\x04\xe5O\x82A\x1d\xf4\xb0\xe2z7:U\xee\xa3\xf9\xd6m\xacZ\x9b\xce\x1d\xd9/{@\x1d\xa5y[i\x04\xe5O\x82A\x1d\xf4\xb0\xe2z7:U\xee\xa3\xf9\xd6m\xacZ\x9b\xce\x1d\xd9/{@\x1d\xa5")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06V\xc2\x06 \xa3\xf7\x97\xa7\xf3\x87:\x90)\\ӊj\xb9\xf7\xfaTJ\x1b\xe7:\xee\xbe\"V\xe0:\x8d(Z\xd6%\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\fc(\xb5/\xfd\x04\x00\xb1\x02\x00\xa0\x06\x01\xaa\x06=\n\x05a.txt\x10\x01\x1a$\n\"\x12 ʗ\x81\x12\xca\x1b\xbd\xca\xfa\xc21\xb3\x9a#\xdcM\xa7\x86\xef\xf8\x14|Nr\xb9\x80w\x85\xaf\xeeH\xbb\xf2\x12\v\b\x80\x92\xb8Ø\xfe\xff\xff\xff\x01\xb2\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3s\xeeG\x80")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06V\xc2\x06 \xa3\xf7\x97\xa7\xf3\x87:\x90)\\ӊj\xb9\xf7\xfaTJ\x1b\xe7:\xee\xbe\"V\xe0:\x8d(Z\xd6%\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\fc(\xb5/\xfd\x04\x00\xb1\x02\x00\xa0\x06\x01\xaa\x06=\n\x05a.txt\x10\x01\x1a$\n\"\x12 ʗ\x81\x12\xca\x1b\xbd\xca\xfa\xc21\xb3\x9a#\xdcM\xa7\x86\xef\xf8\x14|Nr\xb9\x80w\x85\xaf\xeeH\xbb\xf2\x12\v\b\x80\x92\xb8Ø\xfe\xff\xff\xff\x01\xb2\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3s\xeeG\x80\xca\f\xe8\x03-----BEGIN PGP SIGNATURE-----\n\niQEzBAABCgAdFiEET1Yr+4Y/3GtRtO6IhypRF2zvI64FAmrBIXAACgkQhypRF2zv\nI67BQAf/QrpX2MjY15YGMGkjR5oIhnx/YV96aGYZyZThzb+l/R/N75iVFVkhX21d\nZhQqdCsORrodTPAXic2g2UGVXP9PhNMh7n6Wm3LsvQYjrRQGrQnqtCkut+3tUt8K\n7pt4OAnnwRSieaVImA1COmzxIrQQKNOs6UkgmAstGuPV0XZoeDiSG8TUYJ/vieCn\np5hC0FFXtzfw4NtkxSmkewE0xBxIwFCA/RfSHCGH3m5K+tRz41vMEgGbL1iEp6+V\nuBaoEc4hqCgEt+Af2pA8VHfqeu2vKiwggOpYpaILXZKVqH9+tWHL1EBv9t0vTsYE\n9D57euuR9+kOdngYNPieP1yn5dOSHg==\n=kvgL\n-----END PGP SIGNATURE-----\n\xd2\f(4F562BFB863FDC6B51B4EE88872A51176CEF23AE\xda\f\xb5\a-----BEGIN PGP PUBLIC KEY BLOCK-----\n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\nKoTjp4nxgQGy5WmeBzs4Hdm/\n=TCB8\n-----END PGP PUBLIC KEY BLOCK-----\n")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06!\xc2\x06 \x91\x90*\xa5>\fݐ \x87\xbeaL\xc1\x05?\x0eR\xc18\xa4eՕ\xa95\xb9KʺoZ\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\f-(\xb5/\xfd\x04\x00\x01\x01\x00\xa0\x06\x01\xaa\x06\a\n\x05a.txt\xb2\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3a[k'")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06\x1f\xc2\x06 \x91\x90*\xa5>\fݐ \x87\xbeaL\xc1\x05?\x0eR\xc18\xa4eՕ\xa95\xb9KʺoZ\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\f-(\xb5/\xfd\x04\x00\x01\x01\x00\xa0\x06\x01\xaa\x06\a\n\x05a.txt\xb2\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3a[k'")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06V\xc2\x06 \xa3\xf7\x97\xa7\xf3\x87:\x90)\\ӊj\xb9\xf7\xfaTJ\x1b\xe7:\xee\xbe\"V\xe0:\x8d(Z\xd6%\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\fc(\xb5/\xfd\x04\x00\xb1\x02\x00\xa0\x06\x01\xaa\x06=\n\x05a.txt\x10\x01\x1a$\n\"\x12 ʗ\x81\x12\xca\x1b\xbd\xca\xfa\xc21\xb3\x9a#\xdcM\xa7\x86\xef\xf8\x14|Nr\xb9\x80w\x85\xaf\xeeH\xbb\xf2\x12\v\b\x80\x92\xb8Ø\xfe\xff\xff\xff\x01\xb2\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3s\xeeG")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06V\xc2\x06 ")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAV")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06V\xc2\x06 \xa3\xf7\x97\xa7\xf3\x87:\x90)\\ӊj\xb9\xf7\xfaTJ\x1b\xe7:\xee\xbe\"V\xe0:\x8d(Z\xd6%\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\fc(\xb5/\xfd\x04\x00\xb1\x02\x00\xa0\x06\x01")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFX\xa8\x06\x01\xb0\x06\x01\xb8\x06V\xc2\x06 \xa3\xf7\x97\xa7\xf3\x87:\x90)\\ӊj\xb9\xf7\xfaTJ\x1b\xe7:\xee\xbe\"V\xe0:\x8d(Z\xd6%\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\fc(\xb5/\xfd\x04\x00\xb1\x02\x00\xa0\x06\x01\xaa\x06=\n\x05a.txt\x10\x01\x1a$\n\"\x12 ʗ\x81\x12\xca\x1b\xbd\xca\xfa\xc21\xb3\x9a#\xdcM\xa7\x86\xef\xf8\x14|Nr\xb9\x80w\x85\xaf\xeeH\xbb\xf2\x12\v\b\x80\x92\xb8Ø\xfe\xff\xff\xff\x01\xb2\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3s\xeeG\x80")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06\x81\x80\x80\x80\x01\xc2\x06 \xbad\xef*\xedi\xdd4\x8d\x03-4`Ȣ\xae\x16x\x0f\xe3l\x98W8\x81\a\xd9\xc1Q$\x82\n\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\f\x91@(\xb5/\xfd\xe0\x01\x00\x00\x10\x00\x00\x00\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\x02\x00\x10\x00\Line truncated
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06\x01\xc2\x06 \xd6aQ\xa4\x85\xc0+\xbb\xca\x11\x11\a<\x019\x97\xb3\xbb3\xd0 \xd5U\xfa!\xaeAf<N@\x9d\xca\x06\x10\x93\x85\vpu\x85\xe4\x04\xe4\x95\x1a=\xdc\x1f\x05\xa3\xba\f\x12(\xb5/\xfd\xc0\x00\x00\x00\x00\x00\x02\x00\x00\x00\v\x00\x00\x00")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06\x01\xc2\x06 \xc8g?\xa0\xc9\xc5]\xb57M\xe5O#\x04\xb2\x12\xc6)@=\xd2\xf3f/͉~\x10\x15\xfbkD\xca\x06\x10o\x1c*N;]L~\x9a\x8b\x1d.?@Qb\xba\f\x89\t(\xb5/\xfd\x00\x00\x01\x00\x00(\xb5/\xfd\x00\x01\x01\x00\x00(\xb5/\xfd\x00\x02\x01\x00\x00(\xb5/\xfd\x00\x03\x01\x00\x00(\xb5/\xfd\x00\x04\x01\x00\x00(\xb5/\xfd\x00\x05\x01\x00\x00(\xb5/\xfd\x00\x06\x01\x00\x00(\xb5/\xfd\x00\a\x01\x00\x00(\xb5/\xfd\x00\b\x01\x00\x00(\xb5/\xfd\x00\t\x01\x00\x00(\xb5/\xfd\x00\n\x01\x00\x00(\xb5/\xfd\x00\v\x01\x00\x00(\xb5/\xfd\x00\f\x01\x00\x00(\xb5/\xfd\x00\r\x01\x00\x00(\xb5/\xfd\x00\x0e\x01\x00\x00(\xb5/\xfd\x00\x0f\x01\x00\x00(\xb5/\xfd\x00\x10\x01\x00\x00(\xb5/\xfd\x00\x11\x01\x00\x00(\xb5/\xfd\x00\x12\x01\x00\x00(\xb5/\xfd\x00\x13\x01\x00\x00(\xb5/\xfd\x00\x14\x01\x00\x00(\xb5/\xfd\x00\x15\x01\x00\x00(\xb5/\xfd\x00\x16\x01\x00\x00(\xb5/\xfd\x00\x17\x01\x00\x00(\xb5/\xfd\x00\x18\x01\x00\x00(\xb5/\xfd\x00\x19\x01\x00\x00(\xb5/\xfd\x00\x1a\x01\x00\x00(\xb5/\xfd\x00\x1b\x01\x00\x00(\xb5/\xfd\x00\x1c\x01\x00\x00(\xb5/\xfd\x00\x1d\x01\x00\x00(\xb5/\xfd\x00\x1e\x01\x00\x00(\xb5/\xfd\x00\x1f\x01\x00\x00(\xb5/\xfd\x00 \x01\x00\x00(\xb5/\xfd\x00!\x01\x00\x00(\xb5/\xfd\x00\"\x01\x00\x00(\xb5/\xfd\x00#\x01\x00\x00(\xb5/\xfd\x00$\x01\x00\x00(\xb5/\xfd\x00%\x01\x00\x00(\xb5/\xfd\x00&\x01\x00\x00(\xb5/\xfd\x00'\x01\x00\x00(\xb5/\xfd\x00(\x01\x00\x00(\xb5/\xfd\x00)\x01\x00\x00(\xb5/\xfd\x00*\x01\x00\x00(\xb5/\xfd\x00+\x01\x00\x00(\xb5/\xfd\x00,\x01\x00\x00(\xb5/\xfd\x00-\x01\x00\x00(\xb5/\xfd\x00.\x01\x00\x00(\xb5/\xfd\x00/\x01\x00\x00(\xb5/\xfd\x000\x01\x00\x00(\xb5/\xfd\x001\x01\x00\x00(\xb5/\xfd\x002\x01\x00\x00(\xb5/\xfd\x003\x01\x00\x00(\xb5/\xfd\x004\x01\x00\x00(\xb5/\xfd\x005\x01\x00\x00(\xb5/\xfd\x006\x01\x00\x00(\xb5/\xfd\x007\x01\x00\x00(\xb5/\xfd\x008\x01\x00\x00(\xb5/\xfd\x009\x01\x00\x00(\xb5/\xfd\x00:\x01\x00\x00(\xb5/\xfd\x00;\x01\x00\x00(\xb5/\xfd\x00<\x01\x00\x00(\xb5/\xfd\x00=\x01\x00\x00(\xb5/\xfd\x00>\x01\x00\x00(\xb5/\xfd\x00?\x01\x00\x00(\xb5/\xfd\x00@\x01\x00\x00(\xb5/\xfd\x00A\x01\x00\x00(\xb5/\xfd\x00B\x01\x00\x00(\xb5/\xfd\x00C\x01\x00\x00(\xb5/\xfd\x00D\x01\x00\x00(\xb5/\xfd\x00E\x01\x00\x00(\xb5/\xfd\x00F\x01\x00\x00(\xb5/\xfd\x00G\x01\x00\x00(\xb5/\xfd\x00H\x01\x00\x00(\xb5/\xfd\x00I\x01\x00\x00(\xb5/\xfd\x00J\x01\x00\x00(\xb5/\xfd\x00K\x01\x00\x00(\xb5/\xfd\x00L\x01\x00\x00(\xb5/\xfd\x00M\x01\x00\x00(\xb5/\xfd\x00N\x01\x00\x00(\xb5/\xfd\x00O\x01\x00\x00(\xb5/\xfd\x00P\x01\x00\x00(\xb5/\xfd\x00Q\x01\x00\x00(\xb5/\xfd\x00R\x01\x00\x00(\xb5/\xfd\x00S\x01\x00\x00(\xb5/\xfd\x00T\x01\x00\x00(\xb5/\xfd\x00U\x01\x00\x00(\xb5/\xfd\x00V\x01\x00\x00(\xb5/\xfd\x00W\x01\x00\x00(\xb5/\xfd\x00X\x01\x00\x00(\xb5/\xfd\x00Y\x01\x00\x00(\xb5/\xfd\x00Z\x01\x00\x00(\xb5/\xfd\x00[\x01\x00\x00(\xb5/\xfd\x00\\\x01\x00\x00(\xb5/\xfd\x00]\x01\x00\x00(\xb5/\xfd\x00^\x01\x00\x00(\xb5/\xfd\x00_\x01\x00\x00(\xb5/\xfd\x00`\x01\x00\x00(\xb5/\xfd\x00a\x01\x00\x00(\xb5/\xfd\x00b\x01\x00\x00(\xb5/\xfd\x00c\x01\x00\x00(\xb5/\xfd\x00d\x01\x00\x00(\xb5/\xfd\x00e\x01\x00\x00(\xb5/\xfd\x00f\x01\x00\x00(\xb5/\xfd\x00g\x01\x00\x00(\xb5/\xfd\x00h\x01\x00\x00(\xb5/\xfd\x00i\x01\x00\x00(\xb5/\xfd\x00j\x01\x00\x00(\xb5/\xfd\x00k\x01\x00\x00(\xb5/\xfd\x00l\x01\x00\x00(\xb5/\xfd\x00m\x01\x00\x00(\xb5/\xfd\x00n\x01\x00\x00(\xb5/\xfd\x00o\x01\x00\x00(\xb5/\xfd\x00p\x01\x00\x00(\xb5/\xfd\x00q\x01\x00\x00(\xb5/\xfd\x00r\x01\x00\x00(\xb5/\xfd\x00s\x01\x00\x00(\xb5/\xfd\x00t\x01\x00\x00(\xb5/\xfd\x00u\x01\x00\x00(\xb5/\xfd\x00v\x01\x00\x00(\xb5/\xfd\x00w\x01\x00\x00(\xb5/\xfd\x00x\x01\x00\x00(\xb5/\xfd\x00y\x01\x00\x00(\xb5/\xfd\x00z\x01\x00\x00(\xb5/\xfd\x00{\x01\x00\x00(\xb5/\xfd\x00|\x01\x00\x00(\xb5/\xfd\x00}\x01\x00\x00(\xb5/\xfd\x00~\x01\x00\x00(\xb5/\xfd\x00\x7f\x01\x00\x00(\xb5/\xfd\x00\x80\x01\x00\x00")
|
||||||
@@ -0,0 +1,2 @@
|
|||||||
|
go test fuzz v1
|
||||||
|
[]byte("ZNAVSRFG\xa8\x06\x01\xb0\x06\x01\xb8\x06\x80\x80\x80\x01\xc2\x06 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truncated
|
||||||
Executable
+17
@@ -0,0 +1,17 @@
|
|||||||
|
#!/bin/sh
|
||||||
|
# script/fuzz: fuzz the manifest parser for one minute. Run by hand only:
|
||||||
|
# script/test already runs the committed seed corpus as ordinary tests,
|
||||||
|
# and CI never fuzzes. An input that fails is written to
|
||||||
|
# mfer/testdata/fuzz/FuzzNewManifestFromReader/; once the parser is fixed,
|
||||||
|
# commit it there as a regression seed.
|
||||||
|
set -eu
|
||||||
|
|
||||||
|
ROOT="$(cd "$(dirname "$0")/.." && pwd -P)"
|
||||||
|
|
||||||
|
main() {
|
||||||
|
cd "$ROOT"
|
||||||
|
go test -run '^$' -fuzz '^FuzzNewManifestFromReader$' \
|
||||||
|
-fuzztime 1m -parallel 2 ./mfer
|
||||||
|
}
|
||||||
|
|
||||||
|
main "$@"
|
||||||
Reference in new issue
Block a user