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authorRasmus Dahlberg <rasmus.dahlberg@kau.se>2021-06-06 15:59:35 +0200
committerRasmus Dahlberg <rasmus.dahlberg@kau.se>2021-06-06 15:59:35 +0200
commit47bacfd5c5d22470340e0823c4ad37b45914b68e (patch)
tree0984b55ced1e537e8d1d681c77157f1a47e47cdc /instance.go
parent0285454c34b0b3003bc8ede3e304b843ad949be8 (diff)
started using the refactored packages in siglog server
Diffstat (limited to 'instance.go')
-rw-r--r--instance.go75
1 files changed, 0 insertions, 75 deletions
diff --git a/instance.go b/instance.go
deleted file mode 100644
index 4425770..0000000
--- a/instance.go
+++ /dev/null
@@ -1,75 +0,0 @@
-package stfe
-
-import (
- "context"
- "fmt"
- "time"
-
- "net/http"
-
- "github.com/golang/glog"
- "github.com/google/trillian"
- "github.com/system-transparency/stfe/types"
-)
-
-// Instance is an instance of the system transparency front-end
-type Instance struct {
- Client trillian.TrillianLogClient
- LogParameters *LogParameters
- SthSource SthSource
-}
-
-// Handlers returns a list of STFE handlers
-func (i *Instance) Handlers() []Handler {
- return []Handler{
- Handler{Instance: i, Handler: addEntry, Endpoint: types.EndpointAddLeaf, Method: http.MethodPost},
- Handler{Instance: i, Handler: addCosignature, Endpoint: types.EndpointAddCosignature, Method: http.MethodPost},
- Handler{Instance: i, Handler: getLatestSth, Endpoint: types.EndpointGetTreeHeadLatest, Method: http.MethodGet},
- Handler{Instance: i, Handler: getStableSth, Endpoint: types.EndpointGetTreeHeadToSign, Method: http.MethodGet},
- Handler{Instance: i, Handler: getCosignedSth, Endpoint: types.EndpointGetTreeHeadCosigned, Method: http.MethodGet},
- Handler{Instance: i, Handler: getProofByHash, Endpoint: types.EndpointGetProofByHash, Method: http.MethodPost},
- Handler{Instance: i, Handler: getConsistencyProof, Endpoint: types.EndpointGetConsistencyProof, Method: http.MethodPost},
- Handler{Instance: i, Handler: getEntries, Endpoint: types.EndpointGetLeaves, Method: http.MethodPost},
- }
-}
-
-// Handler implements the http.Handler interface, and contains a reference
-// to an STFE server instance as well as a function that uses it.
-type Handler struct {
- Instance *Instance
- Endpoint types.Endpoint
- Method string
- Handler func(context.Context, *Instance, http.ResponseWriter, *http.Request) (int, error)
-}
-
-// Path returns a path that should be configured for this handler
-func (h Handler) Path() string {
- return h.Endpoint.Path("", h.Instance.LogParameters.Prefix)
-}
-
-// ServeHTTP is part of the http.Handler interface
-func (a Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
- // export prometheus metrics
- var now time.Time = time.Now()
- var statusCode int
- defer func() {
- 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.LogId, string(a.Endpoint))
-
- ctx, cancel := context.WithDeadline(r.Context(), now.Add(a.Instance.LogParameters.Deadline))
- defer cancel()
-
- if r.Method != a.Method {
- glog.Warningf("%s/%s: got HTTP %s, wanted HTTP %s", a.Instance.LogParameters.Prefix, string(a.Endpoint), r.Method, a.Method)
- http.Error(w, "", http.StatusMethodNotAllowed)
- return
- }
-
- 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, fmt.Sprintf("%s%s%s%s", "Error", types.Delim, err.Error(), types.EOL), statusCode)
- }
-}