diff options
Diffstat (limited to 'endpoint.go')
-rw-r--r-- | endpoint.go | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/endpoint.go b/endpoint.go deleted file mode 100644 index d3da95e..0000000 --- a/endpoint.go +++ /dev/null @@ -1,185 +0,0 @@ -package stfe - -import ( - "context" - "fmt" - "strings" - - "net/http" - - "github.com/golang/glog" - "github.com/google/trillian" - "github.com/system-transparency/stfe/types" -) - -// Endpoint is a named HTTP API endpoint -type Endpoint string - -const ( - EndpointAddEntry = Endpoint("add-entry") - EndpointAddCosignature = Endpoint("add-cosignature") - EndpointGetLatestSth = Endpoint("get-latest-sth") - EndpointGetStableSth = Endpoint("get-stable-sth") - EndpointGetCosignedSth = Endpoint("get-cosigned-sth") - EndpointGetProofByHash = Endpoint("get-proof-by-hash") - EndpointGetConsistencyProof = Endpoint("get-consistency-proof") - EndpointGetEntries = Endpoint("get-entries") -) - -// Path joins a number of components to form a full endpoint path, e.g., base -// ("example.com"), prefix ("st/v1"), and the endpoint itself ("get-sth"). -func (e Endpoint) Path(components ...string) string { - return strings.Join(append(components, string(e)), "/") -} - -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) - 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, - ExtraData: nil, - }, - }) - if errInner := checkQueueLeaf(trsp, err); errInner != nil { - return http.StatusInternalServerError, fmt.Errorf("bad QueueLeafResponse: %v", errInner) - } - return http.StatusOK, nil -} - -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) - if err != nil { - return http.StatusBadRequest, err - } - if err := i.SthSource.AddCosignature(ctx, costh); err != nil { - return http.StatusBadRequest, err - } - return http.StatusOK, nil -} - -func getLatestSth(ctx context.Context, i *Instance, w http.ResponseWriter, _ *http.Request) (int, error) { - glog.V(3).Info("handling get-latest-sth request") - sth, err := i.SthSource.Latest(ctx) - 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) - } - return http.StatusOK, nil -} - -func getStableSth(ctx context.Context, i *Instance, w http.ResponseWriter, _ *http.Request) (int, error) { - glog.V(3).Info("handling get-stable-sth request") - sth, err := i.SthSource.Stable(ctx) - 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) - } - 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) - 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) - } - 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) - 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), - }) - 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.. - } - - 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 -} |