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-rw-r--r--endpoint.go174
-rw-r--r--instance.go13
-rw-r--r--log_parameters.go80
-rw-r--r--request.go160
-rw-r--r--server/main.go90
-rw-r--r--sth.go144
-rw-r--r--trillian.go12
-rw-r--r--util.go48
8 files changed, 326 insertions, 395 deletions
diff --git a/endpoint.go b/endpoint.go
index d3da95e..98a5ce8 100644
--- a/endpoint.go
+++ b/endpoint.go
@@ -2,10 +2,10 @@ package stfe
import (
"context"
+ "crypto/ed25519"
"fmt"
- "strings"
-
"net/http"
+ "strings"
"github.com/golang/glog"
"github.com/google/trillian"
@@ -16,14 +16,14 @@ import (
type Endpoint string
const (
- EndpointAddEntry = Endpoint("add-entry")
+ EndpointAddEntry = Endpoint("add-leaf")
EndpointAddCosignature = Endpoint("add-cosignature")
- EndpointGetLatestSth = Endpoint("get-latest-sth")
- EndpointGetStableSth = Endpoint("get-stable-sth")
- EndpointGetCosignedSth = Endpoint("get-cosigned-sth")
+ EndpointGetLatestSth = Endpoint("get-tree-head-latest")
+ EndpointGetStableSth = Endpoint("get-tree-head-to-sign")
+ EndpointGetCosignedSth = Endpoint("get-tree-head-cosigned")
EndpointGetProofByHash = Endpoint("get-proof-by-hash")
EndpointGetConsistencyProof = Endpoint("get-consistency-proof")
- EndpointGetEntries = Endpoint("get-entries")
+ EndpointGetEntries = Endpoint("get-leaves")
)
// Path joins a number of components to form a full endpoint path, e.g., base
@@ -34,18 +34,14 @@ func (e Endpoint) Path(components ...string) string {
func addEntry(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
glog.V(3).Info("handling add-entry request")
- item, err := i.LogParameters.parseAddEntryV1Request(r)
+ leaf, err := i.LogParameters.parseAddEntryV1Request(r)
if err != nil {
return http.StatusBadRequest, fmt.Errorf("parseAddEntryV1Request: %v", err)
}
- leaf, err := types.Marshal(*item)
- if err != nil {
- return http.StatusInternalServerError, fmt.Errorf("Marshal: %v", err) // should never happen
- }
trsp, err := i.Client.QueueLeaf(ctx, &trillian.QueueLeafRequest{
LogId: i.LogParameters.TreeId,
Leaf: &trillian.LogLeaf{
- LeafValue: leaf,
+ LeafValue: leaf.Marshal(),
ExtraData: nil,
},
})
@@ -57,12 +53,13 @@ func addEntry(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.R
func addCosignature(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
glog.V(3).Info("handling add-cosignature request")
- costh, err := i.LogParameters.parseAddCosignatureV1Request(r)
+ req, err := i.LogParameters.parseAddCosignatureRequest(r)
if err != nil {
- return http.StatusBadRequest, err
+ return http.StatusBadRequest, fmt.Errorf("parseAddCosignatureRequest: %v", err)
}
- if err := i.SthSource.AddCosignature(ctx, costh); err != nil {
- return http.StatusBadRequest, err
+ vk := i.LogParameters.Witnesses[*req.KeyHash]
+ if err := i.SthSource.AddCosignature(ctx, ed25519.PublicKey(vk[:]), req.Signature); err != nil {
+ return http.StatusBadRequest, fmt.Errorf("AddCosignature: %v", err)
}
return http.StatusOK, nil
}
@@ -73,8 +70,8 @@ func getLatestSth(ctx context.Context, i *Instance, w http.ResponseWriter, _ *ht
if err != nil {
return http.StatusInternalServerError, fmt.Errorf("Latest: %v", err)
}
- if err := writeOctetResponse(w, *sth); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
+ if err := sth.MarshalASCII(w); err != nil {
+ return http.StatusInternalServerError, fmt.Errorf("MarshalASCII: %v", err)
}
return http.StatusOK, nil
}
@@ -85,101 +82,106 @@ func getStableSth(ctx context.Context, i *Instance, w http.ResponseWriter, _ *ht
if err != nil {
return http.StatusInternalServerError, fmt.Errorf("Latest: %v", err)
}
- if err := writeOctetResponse(w, *sth); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
+ if err := sth.MarshalASCII(w); err != nil {
+ return http.StatusInternalServerError, fmt.Errorf("MarshalASCII: %v", err)
}
return http.StatusOK, nil
}
func getCosignedSth(ctx context.Context, i *Instance, w http.ResponseWriter, _ *http.Request) (int, error) {
glog.V(3).Info("handling get-cosigned-sth request")
- costh, err := i.SthSource.Cosigned(ctx)
+ sth, err := i.SthSource.Cosigned(ctx)
if err != nil {
return http.StatusInternalServerError, fmt.Errorf("Cosigned: %v", err)
}
- if err := writeOctetResponse(w, *costh); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
+ if err := sth.MarshalASCII(w); err != nil {
+ return http.StatusInternalServerError, fmt.Errorf("MarshalASCII: %v", err)
}
return http.StatusOK, nil
}
func getConsistencyProof(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
glog.V(3).Info("handling get-consistency-proof request")
- req, err := i.LogParameters.parseGetConsistencyProofV1Request(r)
+ req, err := i.LogParameters.parseGetConsistencyProofRequest(r)
if err != nil {
return http.StatusBadRequest, err
}
trsp, err := i.Client.GetConsistencyProof(ctx, &trillian.GetConsistencyProofRequest{
LogId: i.LogParameters.TreeId,
- FirstTreeSize: int64(req.First),
- SecondTreeSize: int64(req.Second),
+ FirstTreeSize: int64(req.OldSize),
+ SecondTreeSize: int64(req.NewSize),
})
if errInner := checkGetConsistencyProof(i.LogParameters, trsp, err); errInner != nil {
return http.StatusInternalServerError, fmt.Errorf("bad GetConsistencyProofResponse: %v", errInner)
}
- if err := writeOctetResponse(w, *types.NewConsistencyProofV1(i.LogParameters.LogId, req.First, req.Second, NewNodePathFromHashPath(trsp.Proof.Hashes))); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
- }
- return http.StatusOK, nil
-}
-
-func getProofByHash(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
- glog.V(3).Info("handling get-proof-by-hash request")
- req, err := i.LogParameters.parseGetProofByHashV1Request(r)
- if err != nil {
- return http.StatusBadRequest, err
- }
-
- trsp, err := i.Client.GetInclusionProofByHash(ctx, &trillian.GetInclusionProofByHashRequest{
- LogId: i.LogParameters.TreeId,
- LeafHash: req.Hash[:],
- TreeSize: int64(req.TreeSize),
- OrderBySequence: true,
- })
- if errInner := checkGetInclusionProofByHash(i.LogParameters, trsp, err); errInner != nil {
- return http.StatusInternalServerError, fmt.Errorf("bad GetInclusionProofByHashResponse: %v", errInner)
- }
-
- if err := writeOctetResponse(w, *types.NewInclusionProofV1(i.LogParameters.LogId, req.TreeSize, uint64(trsp.Proof[0].LeafIndex), NewNodePathFromHashPath(trsp.Proof[0].Hashes))); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
- }
- return http.StatusOK, nil
-}
-
-func getEntries(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
- glog.V(3).Info("handling get-entries request")
- req, err := i.LogParameters.parseGetEntriesV1Request(r)
- if err != nil {
- return http.StatusBadRequest, err
- }
-
- trsp, err := i.Client.GetLeavesByRange(ctx, &trillian.GetLeavesByRangeRequest{
- LogId: i.LogParameters.TreeId,
- StartIndex: int64(req.Start),
- Count: int64(req.End-req.Start) + 1,
- })
- if errInner := checkGetLeavesByRange(req, trsp, err); errInner != nil {
- return http.StatusInternalServerError, fmt.Errorf("checkGetLeavesByRangeResponse: %v", errInner) // there is one StatusBadRequest in here tho..
+ proof := &types.ConsistencyProof{
+ NewSize: req.NewSize,
+ OldSize: req.OldSize,
+ Path: NodePathFromHashes(trsp.Proof.Hashes),
}
-
- if rsp, err := NewStItemListFromLeaves(trsp.Leaves); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("NewStItemListFromLeaves: %v", err) // should never happen
- } else if err := writeOctetResponse(w, *rsp); err != nil {
- return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
+ if err := proof.MarshalASCII(w); err != nil {
+ return http.StatusInternalServerError, fmt.Errorf("MarshalASCII: %v", err)
}
return http.StatusOK, nil
}
-func writeOctetResponse(w http.ResponseWriter, i interface{}) error {
- b, err := types.Marshal(i)
- if err != nil {
- return fmt.Errorf("Marshal: %v", err)
- }
- w.Header().Set("Content-Type", "application/octet-stream")
- if _, err := w.Write(b); err != nil {
- return fmt.Errorf("Write: %v", err)
- }
- return nil
-}
+//func getProofByHash(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
+// glog.V(3).Info("handling get-proof-by-hash request")
+// req, err := i.LogParameters.parseGetProofByHashV1Request(r)
+// if err != nil {
+// return http.StatusBadRequest, err
+// }
+//
+// trsp, err := i.Client.GetInclusionProofByHash(ctx, &trillian.GetInclusionProofByHashRequest{
+// LogId: i.LogParameters.TreeId,
+// LeafHash: req.Hash[:],
+// TreeSize: int64(req.TreeSize),
+// OrderBySequence: true,
+// })
+// if errInner := checkGetInclusionProofByHash(i.LogParameters, trsp, err); errInner != nil {
+// return http.StatusInternalServerError, fmt.Errorf("bad GetInclusionProofByHashResponse: %v", errInner)
+// }
+//
+// if err := writeOctetResponse(w, *types.NewInclusionProofV1(i.LogParameters.LogId, req.TreeSize, uint64(trsp.Proof[0].LeafIndex), NewNodePathFromHashPath(trsp.Proof[0].Hashes))); err != nil {
+// return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
+// }
+// return http.StatusOK, nil
+//}
+//
+//func getEntries(ctx context.Context, i *Instance, w http.ResponseWriter, r *http.Request) (int, error) {
+// glog.V(3).Info("handling get-entries request")
+// req, err := i.LogParameters.parseGetEntriesV1Request(r)
+// if err != nil {
+// return http.StatusBadRequest, err
+// }
+//
+// trsp, err := i.Client.GetLeavesByRange(ctx, &trillian.GetLeavesByRangeRequest{
+// LogId: i.LogParameters.TreeId,
+// StartIndex: int64(req.Start),
+// Count: int64(req.End-req.Start) + 1,
+// })
+// if errInner := checkGetLeavesByRange(req, trsp, err); errInner != nil {
+// return http.StatusInternalServerError, fmt.Errorf("checkGetLeavesByRangeResponse: %v", errInner) // there is one StatusBadRequest in here tho..
+// }
+//
+// if rsp, err := NewStItemListFromLeaves(trsp.Leaves); err != nil {
+// return http.StatusInternalServerError, fmt.Errorf("NewStItemListFromLeaves: %v", err) // should never happen
+// } else if err := writeOctetResponse(w, *rsp); err != nil {
+// return http.StatusInternalServerError, fmt.Errorf("writeOctetResponse: %v", err)
+// }
+// return http.StatusOK, nil
+//}
+//
+//func writeOctetResponse(w http.ResponseWriter, i interface{}) error {
+// b, err := types.Marshal(i)
+// if err != nil {
+// return fmt.Errorf("Marshal: %v", err)
+// }
+// w.Header().Set("Content-Type", "application/octet-stream")
+// if _, err := w.Write(b); err != nil {
+// return fmt.Errorf("Write: %v", err)
+// }
+// return nil
+//}
diff --git a/instance.go b/instance.go
index 67336f8..d11032e 100644
--- a/instance.go
+++ b/instance.go
@@ -9,6 +9,7 @@ import (
"github.com/golang/glog"
"github.com/google/trillian"
+ "github.com/system-transparency/stfe/types"
)
// Instance is an instance of the system transparency front-end
@@ -26,9 +27,9 @@ func (i *Instance) Handlers() []Handler {
Handler{Instance: i, Handler: getLatestSth, Endpoint: EndpointGetLatestSth, Method: http.MethodGet},
Handler{Instance: i, Handler: getStableSth, Endpoint: EndpointGetStableSth, Method: http.MethodGet},
Handler{Instance: i, Handler: getCosignedSth, Endpoint: EndpointGetCosignedSth, Method: http.MethodGet},
- Handler{Instance: i, Handler: getProofByHash, Endpoint: EndpointGetProofByHash, Method: http.MethodPost},
+ //Handler{Instance: i, Handler: getProofByHash, Endpoint: EndpointGetProofByHash, Method: http.MethodPost},
Handler{Instance: i, Handler: getConsistencyProof, Endpoint: EndpointGetConsistencyProof, Method: http.MethodPost},
- Handler{Instance: i, Handler: getEntries, Endpoint: EndpointGetEntries, Method: http.MethodPost},
+ //Handler{Instance: i, Handler: getEntries, Endpoint: EndpointGetEntries, Method: http.MethodPost},
}
}
@@ -52,10 +53,10 @@ func (a Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
var now time.Time = time.Now()
var statusCode int
defer func() {
- rspcnt.Inc(a.Instance.LogParameters.LogIdStr, string(a.Endpoint), fmt.Sprintf("%d", statusCode))
- latency.Observe(time.Now().Sub(now).Seconds(), a.Instance.LogParameters.LogIdStr, string(a.Endpoint), fmt.Sprintf("%d", statusCode))
+ rspcnt.Inc(a.Instance.LogParameters.LogId, string(a.Endpoint), fmt.Sprintf("%d", statusCode))
+ latency.Observe(time.Now().Sub(now).Seconds(), a.Instance.LogParameters.LogId, string(a.Endpoint), fmt.Sprintf("%d", statusCode))
}()
- reqcnt.Inc(a.Instance.LogParameters.LogIdStr, string(a.Endpoint))
+ reqcnt.Inc(a.Instance.LogParameters.LogId, string(a.Endpoint))
ctx, cancel := context.WithDeadline(r.Context(), now.Add(a.Instance.LogParameters.Deadline))
defer cancel()
@@ -69,6 +70,6 @@ func (a Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
statusCode, err := a.Handler(ctx, a.Instance, w, r)
if err != nil {
glog.Warningf("handler error %s/%s: %v", a.Instance.LogParameters.Prefix, a.Endpoint, err)
- http.Error(w, "", statusCode)
+ http.Error(w, fmt.Sprintf("%s%s%s%s", "Error", types.Delim, err.Error(), types.EOL), statusCode)
}
}
diff --git a/log_parameters.go b/log_parameters.go
index a2a2d7a..aceff3e 100644
--- a/log_parameters.go
+++ b/log_parameters.go
@@ -2,6 +2,7 @@ package stfe
import (
"crypto"
+ "crypto/ed25519"
"fmt"
"time"
@@ -10,66 +11,37 @@ import (
// LogParameters is a collection of log parameters
type LogParameters struct {
- LogId *types.Namespace // log identifier
- LogIdBytes []byte // serialized log id
- LogIdStr string // serialized log id (hex)
- TreeId int64 // used internally by Trillian
- Prefix string // e.g., "test" for <base>/test
- MaxRange int64 // max entries per get-entries request
- SubmitterPolicy bool // if we have a submitter policy (true means that namespaces must be registered)
- WitnessPolicy bool // if we have a witness policy (true means that namespaces must be registered)
- Submitters *types.NamespacePool // trusted submitters
- Witnesses *types.NamespacePool // trusted witnesses
- Deadline time.Duration // gRPC deadline
- Interval time.Duration // cosigning sth frequency
- HashType crypto.Hash // hash function used by Trillian
- Signer crypto.Signer // access to Ed25519 private key
-}
+ LogId string // serialized log id (hex)
+ TreeId int64 // used internally by Trillian
+ Prefix string // e.g., "test" for <base>/test
+ MaxRange int64 // max entries per get-entries request
+ Deadline time.Duration // gRPC deadline
+ Interval time.Duration // cosigning sth frequency
+ HashType crypto.Hash // hash function used by Trillian
+ Signer crypto.Signer // access to Ed25519 private key
-// NewLogParameters creates newly initialized log parameters
-func NewLogParameters(signer crypto.Signer, logId *types.Namespace, treeId int64, prefix string, submitters, witnesses *types.NamespacePool, maxRange int64, interval, deadline time.Duration, submitterPolicy, witnessPolicy bool) (*LogParameters, error) {
- logIdBytes, err := types.Marshal(*logId)
- if err != nil {
- return nil, fmt.Errorf("Marshal failed for log identifier: %v", err)
- }
- return &LogParameters{
- LogId: logId,
- LogIdBytes: logIdBytes,
- LogIdStr: fmt.Sprintf("%x", logIdBytes),
- TreeId: treeId,
- Prefix: prefix,
- MaxRange: maxRange,
- SubmitterPolicy: submitterPolicy,
- WitnessPolicy: witnessPolicy,
- Submitters: submitters,
- Witnesses: witnesses,
- Deadline: deadline,
- Interval: interval,
- HashType: crypto.SHA256,
- Signer: signer,
- }, nil
+ // Witnesses map trusted witness identifiers to public verification keys
+ Witnesses map[[types.HashSize]byte][types.VerificationKeySize]byte
}
-// SignTreeHeadV1 signs a TreeHeadV1 structure
-func (lp *LogParameters) SignTreeHeadV1(th *types.TreeHeadV1) (*types.StItem, error) {
- serialized, err := types.Marshal(*th)
- if err != nil {
- return nil, fmt.Errorf("Marshal failed for TreeHeadV1: %v", err)
- }
- sig, err := lp.Signer.Sign(nil, serialized, crypto.Hash(0))
+// Sign signs a tree head
+func (lp *LogParameters) Sign(th *types.TreeHead) (*types.SignedTreeHead, error) {
+ sig, err := lp.Signer.Sign(nil, th.Marshal(), crypto.Hash(0))
if err != nil {
return nil, fmt.Errorf("Sign failed: %v", err)
}
- lastSthTimestamp.Set(float64(time.Now().Unix()), lp.LogIdStr)
- lastSthSize.Set(float64(th.TreeSize), lp.LogIdStr)
- return &types.StItem{
- Format: types.StFormatSignedTreeHeadV1,
- SignedTreeHeadV1: &types.SignedTreeHeadV1{
- TreeHead: *th,
- Signature: types.SignatureV1{
- Namespace: *lp.LogId,
- Signature: sig,
- },
+ lastSthTimestamp.Set(float64(time.Now().Unix()), lp.LogId)
+ lastSthSize.Set(float64(th.TreeSize), lp.LogId)
+
+ sigident := types.SigIdent{
+ KeyHash: types.Hash(lp.Signer.Public().(ed25519.PublicKey)[:]),
+ Signature: &[types.SignatureSize]byte{},
+ }
+ copy(sigident.Signature[:], sig)
+ return &types.SignedTreeHead{
+ TreeHead: *th,
+ SigIdent: []*types.SigIdent{
+ &sigident,
},
}, nil
}
diff --git a/request.go b/request.go
index 7c95f34..3b57779 100644
--- a/request.go
+++ b/request.go
@@ -3,114 +3,90 @@ package stfe
import (
"fmt"
- "io/ioutil"
+ "crypto/ed25519"
"net/http"
"github.com/system-transparency/stfe/types"
)
-func (lp *LogParameters) parseAddEntryV1Request(r *http.Request) (*types.StItem, error) {
- var item types.StItem
- if err := unpackOctetPost(r, &item); err != nil {
- return nil, fmt.Errorf("unpackOctetPost: %v", err)
- }
- if item.Format != types.StFormatSignedChecksumV1 {
- return nil, fmt.Errorf("invalid StItem format: %v", item.Format)
- }
-
- // Check that submitter namespace is valid
- namespace := &item.SignedChecksumV1.Signature.Namespace
- if lp.SubmitterPolicy {
- var ok bool
- if namespace, ok = lp.Submitters.Find(namespace); !ok {
- return nil, fmt.Errorf("unknown submitter namespace: %v", namespace)
- }
- }
- // Check that namespace signed add-entry request
- if msg, err := types.Marshal(item.SignedChecksumV1.Data); err != nil {
- return nil, fmt.Errorf("Marshal: %v", err) // should never happen
- } else if err := namespace.Verify(msg, item.SignedChecksumV1.Signature.Signature); err != nil {
- return nil, fmt.Errorf("Verify: %v", err)
- }
- return &item, nil
-}
-
-func (lp *LogParameters) parseAddCosignatureV1Request(r *http.Request) (*types.StItem, error) {
- var item types.StItem
- if err := unpackOctetPost(r, &item); err != nil {
- return nil, fmt.Errorf("unpackOctetPost: %v", err)
- }
- if item.Format != types.StFormatCosignedTreeHeadV1 {
- return nil, fmt.Errorf("invalid StItem format: %v", item.Format)
- }
- if got, want := len(item.CosignedTreeHeadV1.Cosignatures), 1; got != want {
- return nil, fmt.Errorf("invalid number of cosignatures: %d", got)
- }
-
- // Check that witness namespace is valid
- namespace := &item.CosignedTreeHeadV1.Cosignatures[0].Namespace
- if lp.WitnessPolicy {
- var ok bool
- if namespace, ok = lp.Witnesses.Find(namespace); !ok {
- return nil, fmt.Errorf("unknown witness namespace: %v", namespace)
- }
- }
- // Check that namespace signed add-cosignature request
- if msg, err := types.Marshal(*types.NewSignedTreeHeadV1(&item.CosignedTreeHeadV1.SignedTreeHead.TreeHead, &item.CosignedTreeHeadV1.SignedTreeHead.Signature).SignedTreeHeadV1); err != nil {
- return nil, fmt.Errorf("Marshal: %v", err) // should never happen
- } else if err := namespace.Verify(msg, item.CosignedTreeHeadV1.Cosignatures[0].Signature); err != nil {
- return nil, fmt.Errorf("Verify: %v", err)
+func (lp *LogParameters) parseAddEntryV1Request(r *http.Request) (*types.Leaf, error) {
+ var req types.LeafRequest
+ if err := req.UnmarshalASCII(r.Body); err != nil {
+ return nil, fmt.Errorf("UnmarshalASCII: %v", err)
}
- return &item, nil
-}
-func (lp *LogParameters) parseGetConsistencyProofV1Request(r *http.Request) (*types.GetConsistencyProofV1, error) {
- var item types.GetConsistencyProofV1
- if err := unpackOctetPost(r, &item); err != nil {
- return nil, fmt.Errorf("unpackOctetPost: %v", err)
- }
- if item.First < 1 {
- return nil, fmt.Errorf("first(%d) must be larger than zero", item.First)
- }
- if item.Second <= item.First {
- return nil, fmt.Errorf("second(%d) must be larger than first(%d)", item.Second, item.First)
- }
- return &item, nil
+ if pub, msg, sig := ed25519.PublicKey(req.VerificationKey[:]), req.Message.Marshal(), req.Signature[:]; !ed25519.Verify(pub, msg, sig) {
+ return nil, fmt.Errorf("Invalid signature")
+ }
+ // TODO: check shard hint
+ // TODO: check domain hint
+ return &types.Leaf{
+ Message: req.Message,
+ SigIdent: types.SigIdent{
+ Signature: req.Signature,
+ KeyHash: types.Hash(req.VerificationKey[:]),
+ },
+ }, nil
}
-func (lp *LogParameters) parseGetProofByHashV1Request(r *http.Request) (*types.GetProofByHashV1, error) {
- var item types.GetProofByHashV1
- if err := unpackOctetPost(r, &item); err != nil {
+func (lp *LogParameters) parseAddCosignatureRequest(r *http.Request) (*types.CosignatureRequest, error) {
+ var req types.CosignatureRequest
+ if err := req.UnmarshalASCII(r.Body); err != nil {
return nil, fmt.Errorf("unpackOctetPost: %v", err)
}
- if item.TreeSize < 1 {
- return nil, fmt.Errorf("TreeSize(%d) must be larger than zero", item.TreeSize)
+ if _, ok := lp.Witnesses[*req.KeyHash]; !ok {
+ return nil, fmt.Errorf("Unknown witness: %x", req.KeyHash)
}
- return &item, nil
+ return &req, nil
}
-func (lp *LogParameters) parseGetEntriesV1Request(r *http.Request) (*types.GetEntriesV1, error) {
- var item types.GetEntriesV1
- if err := unpackOctetPost(r, &item); err != nil {
- return nil, fmt.Errorf("unpackOctetPost: %v", err)
+func (lp *LogParameters) parseGetConsistencyProofRequest(r *http.Request) (*types.ConsistencyProofRequest, error) {
+ var req types.ConsistencyProofRequest
+ if err := req.UnmarshalASCII(r.Body); err != nil {
+ return nil, fmt.Errorf("UnmarshalASCII: %v", err)
}
-
- if item.Start > item.End {
- return nil, fmt.Errorf("start(%v) must be less than or equal to end(%v)", item.Start, item.End)
+ if req.OldSize < 1 {
+ return nil, fmt.Errorf("OldSize(%d) must be larger than zero", req.OldSize)
}
- if item.End-item.Start+1 > uint64(lp.MaxRange) {
- item.End = item.Start + uint64(lp.MaxRange) - 1
+ if req.NewSize <= req.OldSize {
+ return nil, fmt.Errorf("NewSize(%d) must be larger than OldSize(%d)", req.NewSize, req.OldSize)
}
- return &item, nil
+ return &req, nil
}
-func unpackOctetPost(r *http.Request, out interface{}) error {
- body, err := ioutil.ReadAll(r.Body)
- if err != nil {
- return fmt.Errorf("failed reading request body: %v", err)
- }
- if err := types.Unmarshal(body, out); err != nil {
- return fmt.Errorf("Unmarshal: %v", err)
- }
- return nil
-}
+//func (lp *LogParameters) parseGetProofByHashV1Request(r *http.Request) (*types.GetProofByHashV1, error) {
+// var item types.GetProofByHashV1
+// if err := unpackOctetPost(r, &item); err != nil {
+// return nil, fmt.Errorf("unpackOctetPost: %v", err)
+// }
+// if item.TreeSize < 1 {
+// return nil, fmt.Errorf("TreeSize(%d) must be larger than zero", item.TreeSize)
+// }
+// return &item, nil
+//}
+//
+//func (lp *LogParameters) parseGetEntriesV1Request(r *http.Request) (*types.GetEntriesV1, error) {
+// var item types.GetEntriesV1
+// if err := unpackOctetPost(r, &item); err != nil {
+// return nil, fmt.Errorf("unpackOctetPost: %v", err)
+// }
+//
+// if item.Start > item.End {
+// return nil, fmt.Errorf("start(%v) must be less than or equal to end(%v)", item.Start, item.End)
+// }
+// if item.End-item.Start+1 > uint64(lp.MaxRange) {
+// item.End = item.Start + uint64(lp.MaxRange) - 1
+// }
+// return &item, nil
+//}
+//
+//func unpackOctetPost(r *http.Request, out interface{}) error {
+// body, err := ioutil.ReadAll(r.Body)
+// if err != nil {
+// return fmt.Errorf("failed reading request body: %v", err)
+// }
+// if err := types.Unmarshal(body, out); err != nil {
+// return fmt.Errorf("Unmarshal: %v", err)
+// }
+// return nil
+//}
diff --git a/server/main.go b/server/main.go
index 74e4ad3..1fecb43 100644
--- a/server/main.go
+++ b/server/main.go
@@ -3,19 +3,19 @@ package main
import (
"context"
+ "crypto"
+ "crypto/ed25519"
+ "encoding/hex"
"flag"
"fmt"
+ "net/http"
"os"
+ "os/signal"
"strings"
"sync"
"syscall"
"time"
- "crypto/ed25519"
- "encoding/base64"
- "net/http"
- "os/signal"
-
"github.com/golang/glog"
"github.com/google/trillian"
"github.com/prometheus/client_golang/prometheus/promhttp"
@@ -25,18 +25,15 @@ import (
)
var (
- httpEndpoint = flag.String("http_endpoint", "localhost:6965", "host:port specification of where stfe serves clients")
- rpcBackend = flag.String("log_rpc_server", "localhost:6962", "host:port specification of where Trillian serves clients")
- prefix = flag.String("prefix", "st/v1", "a prefix that proceeds each endpoint path")
- trillianID = flag.Int64("trillian_id", 0, "log identifier in the Trillian database")
- deadline = flag.Duration("deadline", time.Second*10, "deadline for backend requests")
- key = flag.String("key", "", "base64-encoded Ed25519 signing key")
- submitterPolicy = flag.Bool("submitter_policy", false, "whether there is any submitter namespace policy (default: none, accept unregistered submitter namespaces)")
- witnessPolicy = flag.Bool("witness_policy", false, "whether there is any witness namespace policy (default: none, accept unregistered witness namespaces)")
- submitters = flag.String("submitters", "", "comma-separated list of trusted submitter namespaces in base64 (default: none)")
- witnesses = flag.String("witnesses", "", "comma-separated list of trusted submitter namespaces in base64 (default: none)")
- maxRange = flag.Int64("max_range", 10, "maximum number of entries that can be retrived in a single request")
- interval = flag.Duration("interval", time.Minute*10, "interval used to rotate the log's cosigned STH")
+ httpEndpoint = flag.String("http_endpoint", "localhost:6965", "host:port specification of where stfe serves clients")
+ rpcBackend = flag.String("log_rpc_server", "localhost:6962", "host:port specification of where Trillian serves clients")
+ prefix = flag.String("prefix", "st/v0", "a prefix that proceeds each endpoint path")
+ trillianID = flag.Int64("trillian_id", 0, "log identifier in the Trillian database")
+ deadline = flag.Duration("deadline", time.Second*10, "deadline for backend requests")
+ key = flag.String("key", "", "hex-encoded Ed25519 signing key")
+ witnesses = flag.String("witnesses", "", "comma-separated list of trusted witness verification keys in hex")
+ maxRange = flag.Int64("max_range", 10, "maximum number of entries that can be retrived in a single request")
+ interval = flag.Duration("interval", time.Second*30, "interval used to rotate the log's cosigned STH")
)
func main() {
@@ -99,30 +96,27 @@ func setupInstanceFromFlags() (*stfe.Instance, error) {
// Prometheus metrics
glog.V(3).Infof("Adding prometheus handler on path: /metrics")
http.Handle("/metrics", promhttp.Handler())
- // Trusted submitters
- submitters, err := newNamespacePoolFromString(*submitters)
- if err != nil {
- return nil, fmt.Errorf("submitters: newNamespacePoolFromString: %v", err)
- }
// Trusted witnesses
- witnesses, err := newNamespacePoolFromString(*witnesses)
+ witnesses, err := newWitnessMap(*witnesses)
if err != nil {
- return nil, fmt.Errorf("witnesses: NewNamespacePool: %v", err)
+ return nil, fmt.Errorf("newWitnessMap: %v", err)
}
- // Log identity
- sk, err := base64.StdEncoding.DecodeString(*key)
+ // Secret signing key
+ sk, err := hex.DecodeString(*key)
if err != nil {
return nil, fmt.Errorf("sk: DecodeString: %v", err)
}
- signer := ed25519.PrivateKey(sk)
- logId, err := types.NewNamespaceEd25519V1([]byte(ed25519.PrivateKey(sk).Public().(ed25519.PublicKey)))
- if err != nil {
- return nil, fmt.Errorf("NewNamespaceEd25519V1: %v", err)
- }
// Setup log parameters
- lp, err := stfe.NewLogParameters(signer, logId, *trillianID, *prefix, submitters, witnesses, *maxRange, *interval, *deadline, *submitterPolicy, *witnessPolicy)
- if err != nil {
- return nil, fmt.Errorf("NewLogParameters: %v", err)
+ lp := &stfe.LogParameters{
+ LogId: hex.EncodeToString([]byte(ed25519.PrivateKey(sk).Public().(ed25519.PublicKey))),
+ TreeId: *trillianID,
+ Prefix: *prefix,
+ MaxRange: *maxRange,
+ Deadline: *deadline,
+ Interval: *interval,
+ HashType: crypto.SHA256,
+ Signer: ed25519.PrivateKey(sk),
+ Witnesses: witnesses,
}
// Setup STH source
source, err := stfe.NewActiveSthSource(client, lp)
@@ -138,28 +132,24 @@ func setupInstanceFromFlags() (*stfe.Instance, error) {
return i, nil
}
-// newNamespacePoolFromString creates a new namespace pool from a
-// comma-separated list of serialized and base64-encoded namespaces.
-func newNamespacePoolFromString(str string) (*types.NamespacePool, error) {
- var namespaces []*types.Namespace
- if len(str) > 0 {
- for _, b64 := range strings.Split(str, ",") {
- b, err := base64.StdEncoding.DecodeString(b64)
+// newWitnessMap creates a new map of trusted witnesses
+func newWitnessMap(witnesses string) (map[[types.HashSize]byte][types.VerificationKeySize]byte, error) {
+ w := make(map[[types.HashSize]byte][types.VerificationKeySize]byte)
+ if len(witnesses) > 0 {
+ for _, witness := range strings.Split(witnesses, ",") {
+ b, err := hex.DecodeString(witness)
if err != nil {
return nil, fmt.Errorf("DecodeString: %v", err)
}
- var namespace types.Namespace
- if err := types.Unmarshal(b, &namespace); err != nil {
- return nil, fmt.Errorf("Unmarshal: %v", err)
+
+ var vk [types.VerificationKeySize]byte
+ if n := copy(vk[:], b); n != types.VerificationKeySize {
+ return nil, fmt.Errorf("Invalid verification key size: %v", n)
}
- namespaces = append(namespaces, &namespace)
+ w[*types.Hash(vk[:])] = vk
}
}
- pool, err := types.NewNamespacePool(namespaces)
- if err != nil {
- return nil, fmt.Errorf("NewNamespacePool: %v", err)
- }
- return pool, nil
+ return w, nil
}
// await waits for a shutdown signal and then runs a clean-up function
diff --git a/sth.go b/sth.go
index ee4dd2f..1399241 100644
--- a/sth.go
+++ b/sth.go
@@ -2,6 +2,7 @@ package stfe
import (
"context"
+ "crypto/ed25519"
"fmt"
"reflect"
"sync"
@@ -13,34 +14,32 @@ import (
"github.com/system-transparency/stfe/types"
)
-// SthSource provides access to the log's STHs.
+// SthSource provides access to the log's (co)signed tree heads
type SthSource interface {
- // Latest returns the most reccent signed_tree_head_v*.
- Latest(context.Context) (*types.StItem, error)
- // Stable returns the most recent signed_tree_head_v* that is stable for
- // some period of time, e.g., 10 minutes.
- Stable(context.Context) (*types.StItem, error)
- // Cosigned returns the most recent cosigned_tree_head_v*.
- Cosigned(context.Context) (*types.StItem, error)
- // AddCosignature attempts to add a cosignature to the stable STH. The
- // passed cosigned_tree_head_v* must have a single verified cosignature.
- AddCosignature(context.Context, *types.StItem) error
- // Run keeps the STH source updated until cancelled
+ Latest(context.Context) (*types.SignedTreeHead, error)
+ Stable(context.Context) (*types.SignedTreeHead, error)
+ Cosigned(context.Context) (*types.SignedTreeHead, error)
+ AddCosignature(context.Context, ed25519.PublicKey, *[types.SignatureSize]byte) error
Run(context.Context)
}
// ActiveSthSource implements the SthSource interface for an STFE instance that
// accepts new logging requests, i.e., the log is running in read+write mode.
type ActiveSthSource struct {
- client trillian.TrillianLogClient
- logParameters *LogParameters
- currCosth *types.StItem // current cosigned_tree_head_v1 (already finalized)
- nextCosth *types.StItem // next cosigned_tree_head_v1 (under preparation)
- cosignatureFrom map[[types.NamespaceFingerprintSize]byte]bool // track who we got cosignatures from in nextCosth
- mutex sync.RWMutex
+ client trillian.TrillianLogClient
+ logParameters *LogParameters
+ sync.RWMutex
+
+ // cosigned is the current cosigned tree head that is served
+ cosigned types.SignedTreeHead
+
+ // tosign is the current tree head that is being cosigned
+ tosign types.SignedTreeHead
+
+ // cosignature keeps track of all collected cosignatures for tosign
+ cosignature map[[types.HashSize]byte]*types.SigIdent
}
-// NewActiveSthSource returns an initialized ActiveSthSource
func NewActiveSthSource(cli trillian.TrillianLogClient, lp *LogParameters) (*ActiveSthSource, error) {
s := ActiveSthSource{
client: cli,
@@ -53,10 +52,9 @@ func NewActiveSthSource(cli trillian.TrillianLogClient, lp *LogParameters) (*Act
return nil, fmt.Errorf("Latest: %v", err)
}
- // TODO: load persisted cosigned STH?
- s.currCosth = types.NewCosignedTreeHeadV1(sth.SignedTreeHeadV1, nil)
- s.nextCosth = types.NewCosignedTreeHeadV1(sth.SignedTreeHeadV1, nil)
- s.cosignatureFrom = make(map[[types.NamespaceFingerprintSize]byte]bool)
+ s.cosigned = *sth
+ s.tosign = *sth
+ s.cosignature = make(map[[types.HashSize]byte]*types.SigIdent)
return &s, nil
}
@@ -70,16 +68,13 @@ func (s *ActiveSthSource) Run(ctx context.Context) {
return
}
// rotate
- s.mutex.Lock()
- defer s.mutex.Unlock()
- if err := s.rotate(sth); err != nil {
- glog.Warningf("rotate failed: %v", err)
- }
- // TODO: persist cosigned STH?
+ s.Lock()
+ defer s.Unlock()
+ s.rotate(sth)
})
}
-func (s *ActiveSthSource) Latest(ctx context.Context) (*types.StItem, error) {
+func (s *ActiveSthSource) Latest(ctx context.Context) (*types.SignedTreeHead, error) {
trsp, err := s.client.GetLatestSignedLogRoot(ctx, &trillian.GetLatestSignedLogRootRequest{
LogId: s.logParameters.TreeId,
})
@@ -87,69 +82,62 @@ func (s *ActiveSthSource) Latest(ctx context.Context) (*types.StItem, error) {
if errInner := checkGetLatestSignedLogRoot(s.logParameters, trsp, err, &lr); errInner != nil {
return nil, fmt.Errorf("invalid signed log root response: %v", errInner)
}
- return s.logParameters.SignTreeHeadV1(NewTreeHeadV1FromLogRoot(&lr))
+ return s.logParameters.Sign(NewTreeHeadFromLogRoot(&lr))
}
-func (s *ActiveSthSource) Stable(_ context.Context) (*types.StItem, error) {
- s.mutex.RLock()
- defer s.mutex.RUnlock()
- if s.nextCosth == nil {
- return nil, fmt.Errorf("no stable sth available")
- }
- return types.NewSignedTreeHeadV1(&s.nextCosth.CosignedTreeHeadV1.SignedTreeHead.TreeHead, &s.nextCosth.CosignedTreeHeadV1.SignedTreeHead.Signature), nil
+func (s *ActiveSthSource) Stable(_ context.Context) (*types.SignedTreeHead, error) {
+ s.RLock()
+ defer s.RUnlock()
+ return &s.tosign, nil
}
-func (s *ActiveSthSource) Cosigned(_ context.Context) (*types.StItem, error) {
- s.mutex.RLock()
- defer s.mutex.RUnlock()
- if s.currCosth == nil {
- return nil, fmt.Errorf("no cosigned sth available")
- }
- return s.currCosth, nil
+func (s *ActiveSthSource) Cosigned(_ context.Context) (*types.SignedTreeHead, error) {
+ s.RLock()
+ defer s.RUnlock()
+ return &s.cosigned, nil
}
-func (s *ActiveSthSource) AddCosignature(_ context.Context, costh *types.StItem) error {
- s.mutex.Lock()
- defer s.mutex.Unlock()
- if !reflect.DeepEqual(s.nextCosth.CosignedTreeHeadV1.SignedTreeHead, costh.CosignedTreeHeadV1.SignedTreeHead) {
- return fmt.Errorf("cosignature covers a different tree head")
- }
- witness, err := costh.CosignedTreeHeadV1.Cosignatures[0].Namespace.Fingerprint()
- if err != nil {
- return fmt.Errorf("namespace without fingerprint: %v", err)
+func (s *ActiveSthSource) AddCosignature(_ context.Context, vk ed25519.PublicKey, sig *[types.SignatureSize]byte) error {
+ s.Lock()
+ defer s.Unlock()
+
+ if msg := s.tosign.TreeHead.Marshal(); !ed25519.Verify(vk, msg, sig[:]) {
+ return fmt.Errorf("Invalid signature for tree head with timestamp: %d", s.tosign.TreeHead.Timestamp)
}
- if _, ok := s.cosignatureFrom[*witness]; ok {
+ witness := types.Hash(vk[:])
+ if _, ok := s.cosignature[*witness]; ok {
+ glog.V(3).Infof("received cosignature again (duplicate)")
return nil // duplicate
}
- s.cosignatureFrom[*witness] = true
- s.nextCosth.CosignedTreeHeadV1.Cosignatures = append(s.nextCosth.CosignedTreeHeadV1.Cosignatures, costh.CosignedTreeHeadV1.Cosignatures[0])
+ s.cosignature[*witness] = &types.SigIdent{
+ Signature: sig,
+ KeyHash: witness,
+ }
+ glog.V(3).Infof("accepted new cosignature")
return nil
}
// rotate rotates the log's cosigned and stable STH. The caller must aquire the
// source's read-write lock if there are concurrent reads and/or writes.
-func (s *ActiveSthSource) rotate(fixedSth *types.StItem) error {
- // rotate stable -> cosigned
- if reflect.DeepEqual(&s.currCosth.CosignedTreeHeadV1.SignedTreeHead, &s.nextCosth.CosignedTreeHeadV1.SignedTreeHead) {
- for _, sigv1 := range s.currCosth.CosignedTreeHeadV1.Cosignatures {
- witness, err := sigv1.Namespace.Fingerprint()
- if err != nil {
- return fmt.Errorf("namespace without fingerprint: %v", err)
- }
- if _, ok := s.cosignatureFrom[*witness]; !ok {
- s.cosignatureFrom[*witness] = true
- s.nextCosth.CosignedTreeHeadV1.Cosignatures = append(s.nextCosth.CosignedTreeHeadV1.Cosignatures, sigv1)
+func (s *ActiveSthSource) rotate(next *types.SignedTreeHead) {
+ if reflect.DeepEqual(s.cosigned.TreeHead, s.tosign.TreeHead) {
+ for _, sigident := range s.cosigned.SigIdent[1:] { // skip log sigident
+ if _, ok := s.cosignature[*sigident.KeyHash]; !ok {
+ s.cosignature[*sigident.KeyHash] = sigident
}
}
}
- s.currCosth.CosignedTreeHeadV1.SignedTreeHead = s.nextCosth.CosignedTreeHeadV1.SignedTreeHead
- s.currCosth.CosignedTreeHeadV1.Cosignatures = make([]types.SignatureV1, len(s.nextCosth.CosignedTreeHeadV1.Cosignatures))
- copy(s.currCosth.CosignedTreeHeadV1.Cosignatures, s.nextCosth.CosignedTreeHeadV1.Cosignatures)
-
- // rotate new stable -> stable
- if !reflect.DeepEqual(&s.nextCosth.CosignedTreeHeadV1.SignedTreeHead, fixedSth.SignedTreeHeadV1) {
- s.nextCosth = types.NewCosignedTreeHeadV1(fixedSth.SignedTreeHeadV1, nil)
- s.cosignatureFrom = make(map[[types.NamespaceFingerprintSize]byte]bool)
- }
- return nil
+ var cosignatures []*types.SigIdent
+ for _, sigident := range s.cosignature {
+ cosignatures = append(cosignatures, sigident)
+ } // cosignatures contains all cosignatures, even if repeated tree head
+
+ // Update cosigned tree head
+ s.cosigned.TreeHead = s.tosign.TreeHead
+ s.cosigned.SigIdent = append(s.tosign.SigIdent, cosignatures...)
+
+ // Update to-sign tree head
+ s.tosign = *next
+ s.cosignature = make(map[[types.HashSize]byte]*types.SigIdent)
+ glog.V(3).Infof("rotated sth")
}
diff --git a/trillian.go b/trillian.go
index 2adf567..f358d4d 100644
--- a/trillian.go
+++ b/trillian.go
@@ -26,7 +26,7 @@ func checkQueueLeaf(rsp *trillian.QueueLeafResponse, err error) error {
return nil
}
-func checkGetLeavesByRange(req *stfetypes.GetEntriesV1, rsp *trillian.GetLeavesByRangeResponse, err error) error {
+func checkGetLeavesByRange(req *stfetypes.LeavesRequest, rsp *trillian.GetLeavesByRangeResponse, err error) error {
if err != nil {
return fmt.Errorf("Trillian Error: %v", err)
}
@@ -42,8 +42,8 @@ func checkGetLeavesByRange(req *stfetypes.GetEntriesV1, rsp *trillian.GetLeavesB
if len(rsp.Leaves) == 0 {
return fmt.Errorf("Trillian error: no leaves")
}
- if len(rsp.Leaves) > int(req.End-req.Start+1) {
- return fmt.Errorf("too many leaves: %d for [%d,%d]", len(rsp.Leaves), req.Start, req.End)
+ if len(rsp.Leaves) > int(req.EndSize-req.StartSize+1) {
+ return fmt.Errorf("too many leaves: %d for [%d,%d]", len(rsp.Leaves), req.StartSize, req.EndSize)
}
// Ensure that a bad start parameter results in an error
@@ -51,13 +51,13 @@ func checkGetLeavesByRange(req *stfetypes.GetEntriesV1, rsp *trillian.GetLeavesB
if err := lr.UnmarshalBinary(rsp.SignedLogRoot.LogRoot); err != nil {
return fmt.Errorf("cannot unmarshal log root: %v", err)
}
- if uint64(req.Start) >= lr.TreeSize {
- return fmt.Errorf("invalid start(%d): tree size is %d", req.Start, lr.TreeSize)
+ if uint64(req.StartSize) >= lr.TreeSize {
+ return fmt.Errorf("invalid start(%d): tree size is %d", req.StartSize, lr.TreeSize)
}
// Ensure that we got and return expected leaf indices
for i, leaf := range rsp.Leaves {
- if got, want := leaf.LeafIndex, int64(req.Start+uint64(i)); got != want {
+ if got, want := leaf.LeafIndex, int64(req.StartSize+uint64(i)); got != want {
return fmt.Errorf("invalid leaf index(%d): wanted %d", got, want)
}
}
diff --git a/util.go b/util.go
index 847c3f7..b5cca48 100644
--- a/util.go
+++ b/util.go
@@ -1,40 +1,42 @@
package stfe
import (
- "fmt"
+ //"fmt"
- "github.com/google/trillian"
+ //"github.com/google/trillian"
ttypes "github.com/google/trillian/types"
"github.com/system-transparency/stfe/types"
)
-func NewTreeHeadV1FromLogRoot(lr *ttypes.LogRootV1) *types.TreeHeadV1 {
- return &types.TreeHeadV1{
- Timestamp: uint64(lr.TimestampNanos / 1000 / 1000),
+func NewTreeHeadFromLogRoot(lr *ttypes.LogRootV1) *types.TreeHead {
+ var hash [types.HashSize]byte
+ th := types.TreeHead{
+ Timestamp: uint64(lr.TimestampNanos / 1000 / 1000 / 1000),
TreeSize: uint64(lr.TreeSize),
- RootHash: types.NodeHash{
- Data: lr.RootHash,
- },
- Extension: make([]byte, 0),
+ RootHash: &hash,
}
+ copy(th.RootHash[:], lr.RootHash)
+ return &th
}
-func NewNodePathFromHashPath(hashes [][]byte) []types.NodeHash {
- path := make([]types.NodeHash, 0, len(hashes))
+func NodePathFromHashes(hashes [][]byte) []*[types.HashSize]byte {
+ var path []*[types.HashSize]byte
for _, hash := range hashes {
- path = append(path, types.NodeHash{hash})
+ var h [types.HashSize]byte
+ copy(h[:], hash)
+ path = append(path, &h)
}
return path
}
-func NewStItemListFromLeaves(leaves []*trillian.LogLeaf) (*types.StItemList, error) {
- items := make([]types.StItem, 0, len(leaves))
- for _, leaf := range leaves {
- var item types.StItem
- if err := types.Unmarshal(leaf.LeafValue, &item); err != nil {
- return nil, fmt.Errorf("Unmarshal failed: %v", err)
- }
- items = append(items, item)
- }
- return &types.StItemList{items}, nil
-}
+//func NewStItemListFromLeaves(leaves []*trillian.LogLeaf) (*types.StItemList, error) {
+// items := make([]types.StItem, 0, len(leaves))
+// for _, leaf := range leaves {
+// var item types.StItem
+// if err := types.Unmarshal(leaf.LeafValue, &item); err != nil {
+// return nil, fmt.Errorf("Unmarshal failed: %v", err)
+// }
+// items = append(items, item)
+// }
+// return &types.StItemList{items}, nil
+//}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 06:02:41 +0000