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-rw-r--r--pkg/types/ascii.go399
-rw-r--r--pkg/types/ascii_test.go438
-rw-r--r--pkg/types/trunnel.go63
-rw-r--r--pkg/types/trunnel_test.go116
-rw-r--r--pkg/types/types.go138
-rw-r--r--pkg/types/types_test.go58
-rw-r--r--pkg/types/util.go21
7 files changed, 0 insertions, 1233 deletions
diff --git a/pkg/types/ascii.go b/pkg/types/ascii.go
deleted file mode 100644
index 72abfcb..0000000
--- a/pkg/types/ascii.go
+++ /dev/null
@@ -1,399 +0,0 @@
-package types
-
-import (
- "bytes"
- "encoding/hex"
- "fmt"
- "io"
- "io/ioutil"
- "strconv"
-)
-
-const (
- // Delim is a key-value separator
- Delim = "="
-
- // EOL is a line sepator
- EOL = "\n"
-
- // NumField* is the number of unique keys in an incoming ASCII message
- NumFieldLeaf = 4
- NumFieldSignedTreeHead = 4
- NumFieldConsistencyProof = 3
- NumFieldInclusionProof = 3
- NumFieldLeavesRequest = 2
- NumFieldInclusionProofRequest = 2
- NumFieldConsistencyProofRequest = 2
- NumFieldLeafRequest = 5
- NumFieldCosignatureRequest = 2
-
- // New leaf keys
- ShardHint = "shard_hint"
- Checksum = "checksum"
- Signature = "signature"
- VerificationKey = "verification_key"
- DomainHint = "domain_hint"
-
- // Inclusion proof keys
- LeafHash = "leaf_hash"
- LeafIndex = "leaf_index"
- InclusionPath = "inclusion_path"
-
- // Consistency proof keys
- NewSize = "new_size"
- OldSize = "old_size"
- ConsistencyPath = "consistency_path"
-
- // Range of leaves keys
- StartSize = "start_size"
- EndSize = "end_size"
-
- // Tree head keys
- Timestamp = "timestamp"
- TreeSize = "tree_size"
- RootHash = "root_hash"
-
- // Witness signature-identity keys
- KeyHash = "key_hash"
- Cosignature = "cosignature"
-)
-
-// MessageASCI is a wrapper that manages ASCII key-value pairs
-type MessageASCII struct {
- m map[string][]string
-}
-
-// NewMessageASCII unpacks an incoming ASCII message
-func NewMessageASCII(r io.Reader, numFieldExpected int) (*MessageASCII, error) {
- buf, err := ioutil.ReadAll(r)
- if err != nil {
- return nil, fmt.Errorf("ReadAll: %v", err)
- }
- lines := bytes.Split(buf, []byte(EOL))
- if len(lines) <= 1 {
- return nil, fmt.Errorf("Not enough lines: empty")
- }
- lines = lines[:len(lines)-1] // valid message => split gives empty last line
-
- msg := MessageASCII{make(map[string][]string)}
- for _, line := range lines {
- split := bytes.Index(line, []byte(Delim))
- if split == -1 {
- return nil, fmt.Errorf("invalid line: %v", string(line))
- }
-
- key := string(line[:split])
- value := string(line[split+len(Delim):])
- values, ok := msg.m[key]
- if !ok {
- values = nil
- msg.m[key] = values
- }
- msg.m[key] = append(values, value)
- }
-
- if msg.NumField() != numFieldExpected {
- return nil, fmt.Errorf("Unexpected number of keys: %v", msg.NumField())
- }
- return &msg, nil
-}
-
-// NumField returns the number of unique keys
-func (msg *MessageASCII) NumField() int {
- return len(msg.m)
-}
-
-// GetStrings returns a list of strings
-func (msg *MessageASCII) GetStrings(key string) []string {
- strs, ok := msg.m[key]
- if !ok {
- return nil
- }
- return strs
-}
-
-// GetString unpacks a string
-func (msg *MessageASCII) GetString(key string) (string, error) {
- strs := msg.GetStrings(key)
- if len(strs) != 1 {
- return "", fmt.Errorf("expected one string: %v", strs)
- }
- return strs[0], nil
-}
-
-// GetUint64 unpacks an uint64
-func (msg *MessageASCII) GetUint64(key string) (uint64, error) {
- str, err := msg.GetString(key)
- if err != nil {
- return 0, fmt.Errorf("GetString: %v", err)
- }
- num, err := strconv.ParseUint(str, 10, 64)
- if err != nil {
- return 0, fmt.Errorf("ParseUint: %v", err)
- }
- return num, nil
-}
-
-// GetHash unpacks a hash
-func (msg *MessageASCII) GetHash(key string) (*[HashSize]byte, error) {
- str, err := msg.GetString(key)
- if err != nil {
- return nil, fmt.Errorf("GetString: %v", err)
- }
-
- var hash [HashSize]byte
- if err := decodeHex(str, hash[:]); err != nil {
- return nil, fmt.Errorf("decodeHex: %v", err)
- }
- return &hash, nil
-}
-
-// GetSignature unpacks a signature
-func (msg *MessageASCII) GetSignature(key string) (*[SignatureSize]byte, error) {
- str, err := msg.GetString(key)
- if err != nil {
- return nil, fmt.Errorf("GetString: %v", err)
- }
-
- var signature [SignatureSize]byte
- if err := decodeHex(str, signature[:]); err != nil {
- return nil, fmt.Errorf("decodeHex: %v", err)
- }
- return &signature, nil
-}
-
-// GetVerificationKey unpacks a verification key
-func (msg *MessageASCII) GetVerificationKey(key string) (*[VerificationKeySize]byte, error) {
- str, err := msg.GetString(key)
- if err != nil {
- return nil, fmt.Errorf("GetString: %v", err)
- }
-
- var vk [VerificationKeySize]byte
- if err := decodeHex(str, vk[:]); err != nil {
- return nil, fmt.Errorf("decodeHex: %v", err)
- }
- return &vk, nil
-}
-
-// decodeHex decodes a hex-encoded string into an already-sized byte slice
-func decodeHex(str string, out []byte) error {
- buf, err := hex.DecodeString(str)
- if err != nil {
- return fmt.Errorf("DecodeString: %v", err)
- }
- if len(buf) != len(out) {
- return fmt.Errorf("invalid length: %v", len(buf))
- }
- copy(out, buf)
- return nil
-}
-
-/*
- *
- * MarshalASCII wrappers for types that the log server outputs
- *
- */
-func (l *Leaf) MarshalASCII(w io.Writer) error {
- if err := writeASCII(w, ShardHint, strconv.FormatUint(l.ShardHint, 10)); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, Checksum, hex.EncodeToString(l.Checksum[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, Signature, hex.EncodeToString(l.Signature[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, KeyHash, hex.EncodeToString(l.KeyHash[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- return nil
-}
-
-func (sth *SignedTreeHead) MarshalASCII(w io.Writer) error {
- if err := writeASCII(w, Timestamp, strconv.FormatUint(sth.Timestamp, 10)); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, TreeSize, strconv.FormatUint(sth.TreeSize, 10)); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, RootHash, hex.EncodeToString(sth.RootHash[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, Signature, hex.EncodeToString(sth.Signature[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- return nil
-}
-
-func (cth *CosignedTreeHead) MarshalASCII(w io.Writer) error {
- if err := cth.SignedTreeHead.MarshalASCII(w); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- for _, si := range cth.SigIdent {
- if err := si.MarshalASCII(w); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- }
- return nil
-}
-
-func (si *SigIdent) MarshalASCII(w io.Writer) error {
- if err := writeASCII(w, KeyHash, hex.EncodeToString(si.KeyHash[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- if err := writeASCII(w, Cosignature, hex.EncodeToString(si.Signature[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- return nil
-}
-
-func (p *ConsistencyProof) MarshalASCII(w io.Writer) error {
- for _, hash := range p.Path {
- if err := writeASCII(w, ConsistencyPath, hex.EncodeToString(hash[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- }
- return nil
-}
-
-func (p *InclusionProof) MarshalASCII(w io.Writer) error {
- if err := writeASCII(w, LeafIndex, strconv.FormatUint(p.LeafIndex, 10)); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- for _, hash := range p.Path {
- if err := writeASCII(w, InclusionPath, hex.EncodeToString(hash[:])); err != nil {
- return fmt.Errorf("writeASCII: %v", err)
- }
- }
- return nil
-}
-
-func writeASCII(w io.Writer, key, value string) error {
- if _, err := fmt.Fprintf(w, "%s%s%s%s", key, Delim, value, EOL); err != nil {
- return fmt.Errorf("Fprintf: %v", err)
- }
- return nil
-}
-
-/*
- *
- * Unmarshal ASCII wrappers that the log server and/or log clients receive.
- *
- */
-func (ll *LeafList) UnmarshalASCII(r io.Reader) error {
- return nil
-}
-
-func (sth *SignedTreeHead) UnmarshalASCII(r io.Reader) error {
- msg, err := NewMessageASCII(r, NumFieldSignedTreeHead)
- if err != nil {
- return fmt.Errorf("NewMessageASCII: %v", err)
- }
-
- if sth.Timestamp, err = msg.GetUint64(Timestamp); err != nil {
- return fmt.Errorf("GetUint64(Timestamp): %v", err)
- }
- if sth.TreeSize, err = msg.GetUint64(TreeSize); err != nil {
- return fmt.Errorf("GetUint64(TreeSize): %v", err)
- }
- if sth.RootHash, err = msg.GetHash(RootHash); err != nil {
- return fmt.Errorf("GetHash(RootHash): %v", err)
- }
- if sth.Signature, err = msg.GetSignature(Signature); err != nil {
- return fmt.Errorf("GetHash(RootHash): %v", err)
- }
- return nil
-}
-
-func (p *InclusionProof) UnmarshalASCII(r io.Reader) error {
- return nil
-}
-
-func (p *ConsistencyProof) UnmarshalASCII(r io.Reader) error {
- return nil
-}
-
-func (req *InclusionProofRequest) UnmarshalASCII(r io.Reader) error {
- msg, err := NewMessageASCII(r, NumFieldInclusionProofRequest)
- if err != nil {
- return fmt.Errorf("NewMessageASCII: %v", err)
- }
-
- if req.LeafHash, err = msg.GetHash(LeafHash); err != nil {
- return fmt.Errorf("GetHash(LeafHash): %v", err)
- }
- if req.TreeSize, err = msg.GetUint64(TreeSize); err != nil {
- return fmt.Errorf("GetUint64(TreeSize): %v", err)
- }
- return nil
-}
-
-func (req *ConsistencyProofRequest) UnmarshalASCII(r io.Reader) error {
- msg, err := NewMessageASCII(r, NumFieldConsistencyProofRequest)
- if err != nil {
- return fmt.Errorf("NewMessageASCII: %v", err)
- }
-
- if req.NewSize, err = msg.GetUint64(NewSize); err != nil {
- return fmt.Errorf("GetUint64(NewSize): %v", err)
- }
- if req.OldSize, err = msg.GetUint64(OldSize); err != nil {
- return fmt.Errorf("GetUint64(OldSize): %v", err)
- }
- return nil
-}
-
-func (req *LeavesRequest) UnmarshalASCII(r io.Reader) error {
- msg, err := NewMessageASCII(r, NumFieldLeavesRequest)
- if err != nil {
- return fmt.Errorf("NewMessageASCII: %v", err)
- }
-
- if req.StartSize, err = msg.GetUint64(StartSize); err != nil {
- return fmt.Errorf("GetUint64(StartSize): %v", err)
- }
- if req.EndSize, err = msg.GetUint64(EndSize); err != nil {
- return fmt.Errorf("GetUint64(EndSize): %v", err)
- }
- return nil
-}
-
-func (req *LeafRequest) UnmarshalASCII(r io.Reader) error {
- msg, err := NewMessageASCII(r, NumFieldLeafRequest)
- if err != nil {
- return fmt.Errorf("NewMessageASCII: %v", err)
- }
-
- if req.ShardHint, err = msg.GetUint64(ShardHint); err != nil {
- return fmt.Errorf("GetUint64(ShardHint): %v", err)
- }
- if req.Checksum, err = msg.GetHash(Checksum); err != nil {
- return fmt.Errorf("GetHash(Checksum): %v", err)
- }
- if req.Signature, err = msg.GetSignature(Signature); err != nil {
- return fmt.Errorf("GetSignature: %v", err)
- }
- if req.VerificationKey, err = msg.GetVerificationKey(VerificationKey); err != nil {
- return fmt.Errorf("GetVerificationKey: %v", err)
- }
- if req.DomainHint, err = msg.GetString(DomainHint); err != nil {
- return fmt.Errorf("GetString(DomainHint): %v", err)
- }
- return nil
-}
-
-func (req *CosignatureRequest) UnmarshalASCII(r io.Reader) error {
- msg, err := NewMessageASCII(r, NumFieldCosignatureRequest)
- if err != nil {
- return fmt.Errorf("NewMessageASCII: %v", err)
- }
-
- if req.Signature, err = msg.GetSignature(Cosignature); err != nil {
- return fmt.Errorf("GetSignature: %v", err)
- }
- if req.KeyHash, err = msg.GetHash(KeyHash); err != nil {
- return fmt.Errorf("GetHash(KeyHash): %v", err)
- }
- return nil
-}
diff --git a/pkg/types/ascii_test.go b/pkg/types/ascii_test.go
deleted file mode 100644
index fc3f486..0000000
--- a/pkg/types/ascii_test.go
+++ /dev/null
@@ -1,438 +0,0 @@
-package types
-
-import (
- "bytes"
- "fmt"
- "io"
- "reflect"
- "testing"
-)
-
-/*
- *
- * MessageASCII methods and helpers
- *
- */
-func TestNewMessageASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- input io.Reader
- wantErr bool
- wantMap map[string][]string
- }{
- {
- description: "invalid: not enough lines",
- input: bytes.NewBufferString(""),
- wantErr: true,
- },
- {
- description: "invalid: lines must end with new line",
- input: bytes.NewBufferString("k1=v1\nk2=v2"),
- wantErr: true,
- },
- {
- description: "invalid: lines must not be empty",
- input: bytes.NewBufferString("k1=v1\n\nk2=v2\n"),
- wantErr: true,
- },
- {
- description: "invalid: wrong number of fields",
- input: bytes.NewBufferString("k1=v1\n"),
- wantErr: true,
- },
- {
- description: "valid",
- input: bytes.NewBufferString("k1=v1\nk2=v2\nk2=v3=4\n"),
- wantMap: map[string][]string{
- "k1": []string{"v1"},
- "k2": []string{"v2", "v3=4"},
- },
- },
- } {
- msg, err := NewMessageASCII(table.input, len(table.wantMap))
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := msg.m, table.wantMap; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func TestNumField(t *testing.T) {}
-func TestGetStrings(t *testing.T) {}
-func TestGetString(t *testing.T) {}
-func TestGetUint64(t *testing.T) {}
-func TestGetHash(t *testing.T) {}
-func TestGetSignature(t *testing.T) {}
-func TestGetVerificationKey(t *testing.T) {}
-func TestDecodeHex(t *testing.T) {}
-
-/*
- *
- * MarshalASCII methods and helpers
- *
- */
-func TestLeafMarshalASCII(t *testing.T) {
- description := "valid: two leaves"
- leafList := []*Leaf{
- &Leaf{
- Message: Message{
- ShardHint: 123,
- Checksum: testBuffer32,
- },
- SigIdent: SigIdent{
- Signature: testBuffer64,
- KeyHash: testBuffer32,
- },
- },
- &Leaf{
- Message: Message{
- ShardHint: 456,
- Checksum: testBuffer32,
- },
- SigIdent: SigIdent{
- Signature: testBuffer64,
- KeyHash: testBuffer32,
- },
- },
- }
- wantBuf := bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%x%s"+"%s%s%x%s"+"%s%s%x%s"+
- "%s%s%d%s"+"%s%s%x%s"+"%s%s%x%s"+"%s%s%x%s",
- // Leaf 1
- ShardHint, Delim, 123, EOL,
- Checksum, Delim, testBuffer32[:], EOL,
- Signature, Delim, testBuffer64[:], EOL,
- KeyHash, Delim, testBuffer32[:], EOL,
- // Leaf 2
- ShardHint, Delim, 456, EOL,
- Checksum, Delim, testBuffer32[:], EOL,
- Signature, Delim, testBuffer64[:], EOL,
- KeyHash, Delim, testBuffer32[:], EOL,
- ))
- buf := bytes.NewBuffer(nil)
- for _, leaf := range leafList {
- if err := leaf.MarshalASCII(buf); err != nil {
- t.Errorf("expected error %v but got %v in test %q: %v", false, true, description, err)
- return
- }
- }
- if got, want := buf.Bytes(), wantBuf.Bytes(); !bytes.Equal(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", string(got), string(want), description)
- }
-}
-
-func TestSignedTreeHeadMarshalASCII(t *testing.T) {
- description := "valid"
- sth := &SignedTreeHead{
- TreeHead: TreeHead{
- Timestamp: 123,
- TreeSize: 456,
- RootHash: testBuffer32,
- },
- Signature: testBuffer64,
- }
- wantBuf := bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%d%s"+"%s%s%x%s"+"%s%s%x%s",
- Timestamp, Delim, 123, EOL,
- TreeSize, Delim, 456, EOL,
- RootHash, Delim, testBuffer32[:], EOL,
- Signature, Delim, testBuffer64[:], EOL,
- ))
- buf := bytes.NewBuffer(nil)
- if err := sth.MarshalASCII(buf); err != nil {
- t.Errorf("expected error %v but got %v in test %q", false, true, description)
- return
- }
- if got, want := buf.Bytes(), wantBuf.Bytes(); !bytes.Equal(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", string(got), string(want), description)
- }
-}
-
-func TestInclusionProofMarshalASCII(t *testing.T) {
- description := "valid"
- proof := InclusionProof{
- TreeSize: 321,
- LeafIndex: 123,
- Path: []*[HashSize]byte{
- testBuffer32,
- testBuffer32,
- },
- }
- wantBuf := bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%x%s"+"%s%s%x%s",
- LeafIndex, Delim, 123, EOL,
- InclusionPath, Delim, testBuffer32[:], EOL,
- InclusionPath, Delim, testBuffer32[:], EOL,
- ))
- buf := bytes.NewBuffer(nil)
- if err := proof.MarshalASCII(buf); err != nil {
- t.Errorf("expected error %v but got %v in test %q", false, true, description)
- return
- }
- if got, want := buf.Bytes(), wantBuf.Bytes(); !bytes.Equal(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", string(got), string(want), description)
- }
-}
-
-func TestConsistencyProofMarshalASCII(t *testing.T) {
- description := "valid"
- proof := ConsistencyProof{
- NewSize: 321,
- OldSize: 123,
- Path: []*[HashSize]byte{
- testBuffer32,
- testBuffer32,
- },
- }
- wantBuf := bytes.NewBufferString(fmt.Sprintf(
- "%s%s%x%s"+"%s%s%x%s",
- ConsistencyPath, Delim, testBuffer32[:], EOL,
- ConsistencyPath, Delim, testBuffer32[:], EOL,
- ))
- buf := bytes.NewBuffer(nil)
- if err := proof.MarshalASCII(buf); err != nil {
- t.Errorf("expected error %v but got %v in test %q", false, true, description)
- return
- }
- if got, want := buf.Bytes(), wantBuf.Bytes(); !bytes.Equal(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", string(got), string(want), description)
- }
-}
-
-func TestWriteASCII(t *testing.T) {
-}
-
-/*
- *
- * UnmarshalASCII methods and helpers
- *
- */
-func TestLeafListUnmarshalASCII(t *testing.T) {}
-
-func TestSignedTreeHeadUnmarshalASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- buf io.Reader
- wantErr bool
- wantSth *SignedTreeHead
- }{
- {
- description: "valid",
- buf: bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%d%s"+"%s%s%x%s"+"%s%s%x%s",
- Timestamp, Delim, 123, EOL,
- TreeSize, Delim, 456, EOL,
- RootHash, Delim, testBuffer32[:], EOL,
- Signature, Delim, testBuffer64[:], EOL,
- )),
- wantSth: &SignedTreeHead{
- TreeHead: TreeHead{
- Timestamp: 123,
- TreeSize: 456,
- RootHash: testBuffer32,
- },
- Signature: testBuffer64,
- },
- },
- } {
- var sth SignedTreeHead
- err := sth.UnmarshalASCII(table.buf)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &sth, table.wantSth; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func TestInclusionProofUnmarshalASCII(t *testing.T) {}
-func TestConsistencyProofUnmarshalASCII(t *testing.T) {}
-
-func TestInclusionProofRequestUnmarshalASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- buf io.Reader
- wantErr bool
- wantReq *InclusionProofRequest
- }{
- {
- description: "valid",
- buf: bytes.NewBufferString(fmt.Sprintf(
- "%s%s%x%s"+"%s%s%d%s",
- LeafHash, Delim, testBuffer32[:], EOL,
- TreeSize, Delim, 123, EOL,
- )),
- wantReq: &InclusionProofRequest{
- LeafHash: testBuffer32,
- TreeSize: 123,
- },
- },
- } {
- var req InclusionProofRequest
- err := req.UnmarshalASCII(table.buf)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &req, table.wantReq; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func TestConsistencyProofRequestUnmarshalASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- buf io.Reader
- wantErr bool
- wantReq *ConsistencyProofRequest
- }{
- {
- description: "valid",
- buf: bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%d%s",
- NewSize, Delim, 321, EOL,
- OldSize, Delim, 123, EOL,
- )),
- wantReq: &ConsistencyProofRequest{
- NewSize: 321,
- OldSize: 123,
- },
- },
- } {
- var req ConsistencyProofRequest
- err := req.UnmarshalASCII(table.buf)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &req, table.wantReq; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func TestLeavesRequestUnmarshalASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- buf io.Reader
- wantErr bool
- wantReq *LeavesRequest
- }{
- {
- description: "valid",
- buf: bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%d%s",
- StartSize, Delim, 123, EOL,
- EndSize, Delim, 456, EOL,
- )),
- wantReq: &LeavesRequest{
- StartSize: 123,
- EndSize: 456,
- },
- },
- } {
- var req LeavesRequest
- err := req.UnmarshalASCII(table.buf)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &req, table.wantReq; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func TestLeafRequestUnmarshalASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- buf io.Reader
- wantErr bool
- wantReq *LeafRequest
- }{
- {
- description: "valid",
- buf: bytes.NewBufferString(fmt.Sprintf(
- "%s%s%d%s"+"%s%s%x%s"+"%s%s%x%s"+"%s%s%x%s"+"%s%s%s%s",
- ShardHint, Delim, 123, EOL,
- Checksum, Delim, testBuffer32[:], EOL,
- Signature, Delim, testBuffer64[:], EOL,
- VerificationKey, Delim, testBuffer32[:], EOL,
- DomainHint, Delim, "example.com", EOL,
- )),
- wantReq: &LeafRequest{
- Message: Message{
- ShardHint: 123,
- Checksum: testBuffer32,
- },
- Signature: testBuffer64,
- VerificationKey: testBuffer32,
- DomainHint: "example.com",
- },
- },
- } {
- var req LeafRequest
- err := req.UnmarshalASCII(table.buf)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &req, table.wantReq; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func TestCosignatureRequestUnmarshalASCII(t *testing.T) {
- for _, table := range []struct {
- description string
- buf io.Reader
- wantErr bool
- wantReq *CosignatureRequest
- }{
- {
- description: "valid",
- buf: bytes.NewBufferString(fmt.Sprintf(
- "%s%s%x%s"+"%s%s%x%s",
- Cosignature, Delim, testBuffer64[:], EOL,
- KeyHash, Delim, testBuffer32[:], EOL,
- )),
- wantReq: &CosignatureRequest{
- SigIdent: SigIdent{
- Signature: testBuffer64,
- KeyHash: testBuffer32,
- },
- },
- },
- } {
- var req CosignatureRequest
- err := req.UnmarshalASCII(table.buf)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &req, table.wantReq; !reflect.DeepEqual(got, want) {
- t.Errorf("got\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
diff --git a/pkg/types/trunnel.go b/pkg/types/trunnel.go
deleted file mode 100644
index 5350c5b..0000000
--- a/pkg/types/trunnel.go
+++ /dev/null
@@ -1,63 +0,0 @@
-package types
-
-import (
- "encoding/binary"
- "fmt"
-)
-
-const (
- // MessageSize is the number of bytes in a Trunnel-encoded leaf message
- MessageSize = 8 + HashSize
- // LeafSize is the number of bytes in a Trunnel-encoded leaf
- LeafSize = MessageSize + SignatureSize + HashSize
- // TreeHeadSize is the number of bytes in a Trunnel-encoded tree head
- TreeHeadSize = 8 + 8 + HashSize + HashSize
-)
-
-// Marshal returns a Trunnel-encoded message
-func (m *Message) Marshal() []byte {
- buf := make([]byte, MessageSize)
- binary.BigEndian.PutUint64(buf, m.ShardHint)
- copy(buf[8:], m.Checksum[:])
- return buf
-}
-
-// Marshal returns a Trunnel-encoded leaf
-func (l *Leaf) Marshal() []byte {
- buf := l.Message.Marshal()
- buf = append(buf, l.SigIdent.Signature[:]...)
- buf = append(buf, l.SigIdent.KeyHash[:]...)
- return buf
-}
-
-// Marshal returns a Trunnel-encoded tree head
-func (th *TreeHead) Marshal() []byte {
- buf := make([]byte, TreeHeadSize)
- binary.BigEndian.PutUint64(buf[0:8], th.Timestamp)
- binary.BigEndian.PutUint64(buf[8:16], th.TreeSize)
- copy(buf[16:16+HashSize], th.RootHash[:])
- copy(buf[16+HashSize:], th.KeyHash[:])
- return buf
-}
-
-// Unmarshal parses the Trunnel-encoded buffer as a leaf
-func (l *Leaf) Unmarshal(buf []byte) error {
- if len(buf) != LeafSize {
- return fmt.Errorf("invalid leaf size: %v", len(buf))
- }
- // Shard hint
- l.ShardHint = binary.BigEndian.Uint64(buf)
- offset := 8
- // Checksum
- l.Checksum = &[HashSize]byte{}
- copy(l.Checksum[:], buf[offset:offset+HashSize])
- offset += HashSize
- // Signature
- l.Signature = &[SignatureSize]byte{}
- copy(l.Signature[:], buf[offset:offset+SignatureSize])
- offset += SignatureSize
- // KeyHash
- l.KeyHash = &[HashSize]byte{}
- copy(l.KeyHash[:], buf[offset:])
- return nil
-}
diff --git a/pkg/types/trunnel_test.go b/pkg/types/trunnel_test.go
deleted file mode 100644
index a3ae1ba..0000000
--- a/pkg/types/trunnel_test.go
+++ /dev/null
@@ -1,116 +0,0 @@
-package types
-
-import (
- "bytes"
- "reflect"
- "testing"
-)
-
-var (
- testBuffer32 = &[32]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}
- testBuffer64 = &[64]byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63}
-)
-
-func TestMarshalMessage(t *testing.T) {
- description := "valid: shard hint 72623859790382856, checksum 0x00,0x01,..."
- message := &Message{
- ShardHint: 72623859790382856,
- Checksum: testBuffer32,
- }
- want := bytes.Join([][]byte{
- []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
- testBuffer32[:],
- }, nil)
- if got := message.Marshal(); !bytes.Equal(got, want) {
- t.Errorf("got message\n\t%v\nbut wanted\n\t%v\nin test %q\n", got, want, description)
- }
-}
-
-func TestMarshalLeaf(t *testing.T) {
- description := "valid: shard hint 72623859790382856, buffers 0x00,0x01,..."
- leaf := &Leaf{
- Message: Message{
- ShardHint: 72623859790382856,
- Checksum: testBuffer32,
- },
- SigIdent: SigIdent{
- Signature: testBuffer64,
- KeyHash: testBuffer32,
- },
- }
- want := bytes.Join([][]byte{
- []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
- testBuffer32[:], testBuffer64[:], testBuffer32[:],
- }, nil)
- if got := leaf.Marshal(); !bytes.Equal(got, want) {
- t.Errorf("got leaf\n\t%v\nbut wanted\n\t%v\nin test %q\n", got, want, description)
- }
-}
-
-func TestMarshalTreeHead(t *testing.T) {
- description := "valid: timestamp 16909060, tree size 72623859790382856, root hash & key hash 0x00,0x01,..."
- th := &TreeHead{
- Timestamp: 16909060,
- TreeSize: 72623859790382856,
- RootHash: testBuffer32,
- KeyHash: testBuffer32,
- }
- want := bytes.Join([][]byte{
- []byte{0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04},
- []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
- testBuffer32[:],
- testBuffer32[:],
- }, nil)
- if got := th.Marshal(); !bytes.Equal(got, want) {
- t.Errorf("got tree head\n\t%v\nbut wanted\n\t%v\nin test %q\n", got, want, description)
- }
-}
-
-func TestUnmarshalLeaf(t *testing.T) {
- for _, table := range []struct {
- description string
- serialized []byte
- wantErr bool
- want *Leaf
- }{
- {
- description: "invalid: not enough bytes",
- serialized: make([]byte, LeafSize-1),
- wantErr: true,
- },
- {
- description: "invalid: too many bytes",
- serialized: make([]byte, LeafSize+1),
- wantErr: true,
- },
- {
- description: "valid: shard hint 72623859790382856, buffers 0x00,0x01,...",
- serialized: bytes.Join([][]byte{
- []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
- testBuffer32[:], testBuffer64[:], testBuffer32[:],
- }, nil),
- want: &Leaf{
- Message: Message{
- ShardHint: 72623859790382856,
- Checksum: testBuffer32,
- },
- SigIdent: SigIdent{
- Signature: testBuffer64,
- KeyHash: testBuffer32,
- },
- },
- },
- } {
- var leaf Leaf
- err := leaf.Unmarshal(table.serialized)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
- if got, want := &leaf, table.want; !reflect.DeepEqual(got, want) {
- t.Errorf("got leaf\n\t%v\nbut wanted\n\t%v\nin test %q\n", got, want, table.description)
- }
- }
-}
diff --git a/pkg/types/types.go b/pkg/types/types.go
deleted file mode 100644
index bc58c98..0000000
--- a/pkg/types/types.go
+++ /dev/null
@@ -1,138 +0,0 @@
-package types
-
-import (
- "crypto"
- "crypto/ed25519"
- "crypto/sha256"
- "fmt"
- "strings"
-)
-
-const (
- HashSize = sha256.Size
- SignatureSize = ed25519.SignatureSize
- VerificationKeySize = ed25519.PublicKeySize
-
- EndpointAddLeaf = Endpoint("add-leaf")
- EndpointAddCosignature = Endpoint("add-cosignature")
- EndpointGetTreeHeadLatest = Endpoint("get-tree-head-latest")
- EndpointGetTreeHeadToSign = Endpoint("get-tree-head-to-sign")
- EndpointGetTreeHeadCosigned = Endpoint("get-tree-head-cosigned")
- EndpointGetInclusionProof = Endpoint("get-inclusion-proof")
- EndpointGetConsistencyProof = Endpoint("get-consistency-proof")
- EndpointGetLeaves = Endpoint("get-leaves")
-)
-
-// Endpoint is a named HTTP API endpoint
-type Endpoint string
-
-// Path joins a number of components to form a full endpoint path. For example,
-// EndpointAddLeaf.Path("example.com", "st/v0") -> example.com/st/v0/add-leaf.
-func (e Endpoint) Path(components ...string) string {
- return strings.Join(append(components, string(e)), "/")
-}
-
-type Leaf struct {
- Message
- SigIdent
-}
-
-type Message struct {
- ShardHint uint64
- Checksum *[HashSize]byte
-}
-
-type SigIdent struct {
- Signature *[SignatureSize]byte
- KeyHash *[HashSize]byte
-}
-
-type SignedTreeHead struct {
- TreeHead
- Signature *[SignatureSize]byte
-}
-
-type CosignedTreeHead struct {
- SignedTreeHead
- SigIdent []*SigIdent
-}
-
-type TreeHead struct {
- Timestamp uint64
- TreeSize uint64
- RootHash *[HashSize]byte
- KeyHash *[HashSize]byte
-}
-
-type ConsistencyProof struct {
- NewSize uint64
- OldSize uint64
- Path []*[HashSize]byte
-}
-
-type InclusionProof struct {
- TreeSize uint64
- LeafIndex uint64
- Path []*[HashSize]byte
-}
-
-type LeafList []*Leaf
-
-type ConsistencyProofRequest struct {
- NewSize uint64
- OldSize uint64
-}
-
-type InclusionProofRequest struct {
- LeafHash *[HashSize]byte
- TreeSize uint64
-}
-
-type LeavesRequest struct {
- StartSize uint64
- EndSize uint64
-}
-
-type LeafRequest struct {
- Message
- Signature *[SignatureSize]byte
- VerificationKey *[VerificationKeySize]byte
- DomainHint string
-}
-
-type CosignatureRequest struct {
- SigIdent
-}
-
-// Sign signs the tree head using the log's signature scheme
-func (th *TreeHead) Sign(signer crypto.Signer) (*SignedTreeHead, error) {
- sig, err := signer.Sign(nil, th.Marshal(), crypto.Hash(0))
- if err != nil {
- return nil, fmt.Errorf("Sign: %v", err)
- }
-
- sth := &SignedTreeHead{
- TreeHead: *th,
- Signature: &[SignatureSize]byte{},
- }
- copy(sth.Signature[:], sig)
- return sth, nil
-}
-
-// Verify verifies the tree head signature using the log's signature scheme
-func (th *TreeHead) Verify(vk *[VerificationKeySize]byte, sig *[SignatureSize]byte) error {
- if !ed25519.Verify(ed25519.PublicKey(vk[:]), th.Marshal(), sig[:]) {
- return fmt.Errorf("invalid tree head signature")
- }
- return nil
-}
-
-// Verify checks if a leaf is included in the log
-func (p *InclusionProof) Verify(leaf *Leaf, th *TreeHead) error { // TODO
- return nil
-}
-
-// Verify checks if two tree heads are consistent
-func (p *ConsistencyProof) Verify(oldTH, newTH *TreeHead) error { // TODO
- return nil
-}
diff --git a/pkg/types/types_test.go b/pkg/types/types_test.go
deleted file mode 100644
index d823ea2..0000000
--- a/pkg/types/types_test.go
+++ /dev/null
@@ -1,58 +0,0 @@
-package types
-
-import (
- "testing"
-)
-
-func TestEndpointPath(t *testing.T) {
- base, prefix, proto := "example.com", "log", "sigsum/v0"
- for _, table := range []struct {
- endpoint Endpoint
- want string
- }{
- {
- endpoint: EndpointAddLeaf,
- want: "example.com/log/sigsum/v0/add-leaf",
- },
- {
- endpoint: EndpointAddCosignature,
- want: "example.com/log/sigsum/v0/add-cosignature",
- },
- {
- endpoint: EndpointGetTreeHeadLatest,
- want: "example.com/log/sigsum/v0/get-tree-head-latest",
- },
- {
- endpoint: EndpointGetTreeHeadToSign,
- want: "example.com/log/sigsum/v0/get-tree-head-to-sign",
- },
- {
- endpoint: EndpointGetTreeHeadCosigned,
- want: "example.com/log/sigsum/v0/get-tree-head-cosigned",
- },
- {
- endpoint: EndpointGetConsistencyProof,
- want: "example.com/log/sigsum/v0/get-consistency-proof",
- },
- {
- endpoint: EndpointGetInclusionProof,
- want: "example.com/log/sigsum/v0/get-inclusion-proof",
- },
- {
- endpoint: EndpointGetLeaves,
- want: "example.com/log/sigsum/v0/get-leaves",
- },
- } {
- if got, want := table.endpoint.Path(base+"/"+prefix+"/"+proto), table.want; got != want {
- t.Errorf("got endpoint\n%s\n\tbut wanted\n%s\n\twith one component", got, want)
- }
- if got, want := table.endpoint.Path(base, prefix, proto), table.want; got != want {
- t.Errorf("got endpoint\n%s\n\tbut wanted\n%s\n\tmultiple components", got, want)
- }
- }
-}
-
-func TestTreeHeadSign(t *testing.T) {}
-func TestTreeHeadVerify(t *testing.T) {}
-func TestInclusionProofVerify(t *testing.T) {}
-func TestConsistencyProofVerify(t *testing.T) {}
diff --git a/pkg/types/util.go b/pkg/types/util.go
deleted file mode 100644
index 3cd7dfa..0000000
--- a/pkg/types/util.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package types
-
-import (
- "crypto/sha256"
-)
-
-const (
- LeafHashPrefix = 0x00
-)
-
-func Hash(buf []byte) *[HashSize]byte {
- var ret [HashSize]byte
- hash := sha256.New()
- hash.Write(buf)
- copy(ret[:], hash.Sum(nil))
- return &ret
-}
-
-func HashLeaf(buf []byte) *[HashSize]byte {
- return Hash(append([]byte{LeafHashPrefix}, buf...))
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 14:46:29 +0000