diff options
Diffstat (limited to 'swarm/api/http/server.go')
-rw-r--r-- | swarm/api/http/server.go | 113 |
1 files changed, 58 insertions, 55 deletions
diff --git a/swarm/api/http/server.go b/swarm/api/http/server.go index ba8b2b7ba..5897a1cb9 100644 --- a/swarm/api/http/server.go +++ b/swarm/api/http/server.go @@ -23,6 +23,7 @@ import ( "archive/tar" "bufio" "bytes" + "context" "encoding/json" "errors" "fmt" @@ -120,7 +121,7 @@ type Request struct { // HandlePostRaw handles a POST request to a raw bzz-raw:/ URI, stores the request // body in swarm and returns the resulting storage address as a text/plain response -func (s *Server) HandlePostRaw(w http.ResponseWriter, r *Request) { +func (s *Server) HandlePostRaw(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.post.raw", "ruid", r.ruid) postRawCount.Inc(1) @@ -147,7 +148,7 @@ func (s *Server) HandlePostRaw(w http.ResponseWriter, r *Request) { Respond(w, r, "missing Content-Length header in request", http.StatusBadRequest) return } - addr, _, err := s.api.Store(r.Body, r.ContentLength, toEncrypt) + addr, _, err := s.api.Store(ctx, r.Body, r.ContentLength, toEncrypt) if err != nil { postRawFail.Inc(1) Respond(w, r, err.Error(), http.StatusInternalServerError) @@ -166,7 +167,7 @@ func (s *Server) HandlePostRaw(w http.ResponseWriter, r *Request) { // (either a tar archive or multipart form), adds those files either to an // existing manifest or to a new manifest under <path> and returns the // resulting manifest hash as a text/plain response -func (s *Server) HandlePostFiles(w http.ResponseWriter, r *Request) { +func (s *Server) HandlePostFiles(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.post.files", "ruid", r.ruid) postFilesCount.Inc(1) @@ -184,7 +185,7 @@ func (s *Server) HandlePostFiles(w http.ResponseWriter, r *Request) { var addr storage.Address if r.uri.Addr != "" && r.uri.Addr != "encrypt" { - addr, err = s.api.Resolve(r.uri) + addr, err = s.api.Resolve(ctx, r.uri) if err != nil { postFilesFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusInternalServerError) @@ -192,7 +193,7 @@ func (s *Server) HandlePostFiles(w http.ResponseWriter, r *Request) { } log.Debug("resolved key", "ruid", r.ruid, "key", addr) } else { - addr, err = s.api.NewManifest(toEncrypt) + addr, err = s.api.NewManifest(ctx, toEncrypt) if err != nil { postFilesFail.Inc(1) Respond(w, r, err.Error(), http.StatusInternalServerError) @@ -201,17 +202,17 @@ func (s *Server) HandlePostFiles(w http.ResponseWriter, r *Request) { log.Debug("new manifest", "ruid", r.ruid, "key", addr) } - newAddr, err := s.updateManifest(addr, func(mw *api.ManifestWriter) error { + newAddr, err := s.updateManifest(ctx, addr, func(mw *api.ManifestWriter) error { switch contentType { case "application/x-tar": - return s.handleTarUpload(r, mw) + return s.handleTarUpload(ctx, r, mw) case "multipart/form-data": - return s.handleMultipartUpload(r, params["boundary"], mw) + return s.handleMultipartUpload(ctx, r, params["boundary"], mw) default: - return s.handleDirectUpload(r, mw) + return s.handleDirectUpload(ctx, r, mw) } }) if err != nil { @@ -227,7 +228,7 @@ func (s *Server) HandlePostFiles(w http.ResponseWriter, r *Request) { fmt.Fprint(w, newAddr) } -func (s *Server) handleTarUpload(req *Request, mw *api.ManifestWriter) error { +func (s *Server) handleTarUpload(ctx context.Context, req *Request, mw *api.ManifestWriter) error { log.Debug("handle.tar.upload", "ruid", req.ruid) tr := tar.NewReader(req.Body) for { @@ -253,7 +254,7 @@ func (s *Server) handleTarUpload(req *Request, mw *api.ManifestWriter) error { ModTime: hdr.ModTime, } log.Debug("adding path to new manifest", "ruid", req.ruid, "bytes", entry.Size, "path", entry.Path) - contentKey, err := mw.AddEntry(tr, entry) + contentKey, err := mw.AddEntry(ctx, tr, entry) if err != nil { return fmt.Errorf("error adding manifest entry from tar stream: %s", err) } @@ -261,7 +262,7 @@ func (s *Server) handleTarUpload(req *Request, mw *api.ManifestWriter) error { } } -func (s *Server) handleMultipartUpload(req *Request, boundary string, mw *api.ManifestWriter) error { +func (s *Server) handleMultipartUpload(ctx context.Context, req *Request, boundary string, mw *api.ManifestWriter) error { log.Debug("handle.multipart.upload", "ruid", req.ruid) mr := multipart.NewReader(req.Body, boundary) for { @@ -311,7 +312,7 @@ func (s *Server) handleMultipartUpload(req *Request, boundary string, mw *api.Ma ModTime: time.Now(), } log.Debug("adding path to new manifest", "ruid", req.ruid, "bytes", entry.Size, "path", entry.Path) - contentKey, err := mw.AddEntry(reader, entry) + contentKey, err := mw.AddEntry(ctx, reader, entry) if err != nil { return fmt.Errorf("error adding manifest entry from multipart form: %s", err) } @@ -319,9 +320,9 @@ func (s *Server) handleMultipartUpload(req *Request, boundary string, mw *api.Ma } } -func (s *Server) handleDirectUpload(req *Request, mw *api.ManifestWriter) error { +func (s *Server) handleDirectUpload(ctx context.Context, req *Request, mw *api.ManifestWriter) error { log.Debug("handle.direct.upload", "ruid", req.ruid) - key, err := mw.AddEntry(req.Body, &api.ManifestEntry{ + key, err := mw.AddEntry(ctx, req.Body, &api.ManifestEntry{ Path: req.uri.Path, ContentType: req.Header.Get("Content-Type"), Mode: 0644, @@ -338,18 +339,18 @@ func (s *Server) handleDirectUpload(req *Request, mw *api.ManifestWriter) error // HandleDelete handles a DELETE request to bzz:/<manifest>/<path>, removes // <path> from <manifest> and returns the resulting manifest hash as a // text/plain response -func (s *Server) HandleDelete(w http.ResponseWriter, r *Request) { +func (s *Server) HandleDelete(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.delete", "ruid", r.ruid) deleteCount.Inc(1) - key, err := s.api.Resolve(r.uri) + key, err := s.api.Resolve(ctx, r.uri) if err != nil { deleteFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusInternalServerError) return } - newKey, err := s.updateManifest(key, func(mw *api.ManifestWriter) error { + newKey, err := s.updateManifest(ctx, key, func(mw *api.ManifestWriter) error { log.Debug(fmt.Sprintf("removing %s from manifest %s", r.uri.Path, key.Log()), "ruid", r.ruid) return mw.RemoveEntry(r.uri.Path) }) @@ -399,7 +400,7 @@ func resourcePostMode(path string) (isRaw bool, frequency uint64, err error) { // The resource name will be verbatim what is passed as the address part of the url. // For example, if a POST is made to /bzz-resource:/foo.eth/raw/13 a new resource with frequency 13 // and name "foo.eth" will be created -func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) { +func (s *Server) HandlePostResource(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.post.resource", "ruid", r.ruid) var err error var addr storage.Address @@ -428,7 +429,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) { // we create a manifest so we can retrieve the resource with bzz:// later // this manifest has a special "resource type" manifest, and its hash is the key of the mutable resource // root chunk - m, err := s.api.NewResourceManifest(addr.Hex()) + m, err := s.api.NewResourceManifest(ctx, addr.Hex()) if err != nil { Respond(w, r, fmt.Sprintf("failed to create resource manifest: %v", err), http.StatusInternalServerError) return @@ -448,7 +449,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) { // that means that we retrieve the manifest and inspect its Hash member. manifestAddr := r.uri.Address() if manifestAddr == nil { - manifestAddr, err = s.api.Resolve(r.uri) + manifestAddr, err = s.api.Resolve(ctx, r.uri) if err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -459,7 +460,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) { } // get the root chunk key from the manifest - addr, err = s.api.ResolveResourceManifest(manifestAddr) + addr, err = s.api.ResolveResourceManifest(ctx, manifestAddr) if err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("error resolving resource root chunk for %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -518,19 +519,19 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) { // bzz-resource://<id>/<n> - get latest update on period n // bzz-resource://<id>/<n>/<m> - get update version m of period n // <id> = ens name or hash -func (s *Server) HandleGetResource(w http.ResponseWriter, r *Request) { - s.handleGetResource(w, r) +func (s *Server) HandleGetResource(ctx context.Context, w http.ResponseWriter, r *Request) { + s.handleGetResource(ctx, w, r) } // TODO: Enable pass maxPeriod parameter -func (s *Server) handleGetResource(w http.ResponseWriter, r *Request) { +func (s *Server) handleGetResource(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.get.resource", "ruid", r.ruid) var err error // resolve the content key. manifestAddr := r.uri.Address() if manifestAddr == nil { - manifestAddr, err = s.api.Resolve(r.uri) + manifestAddr, err = s.api.Resolve(ctx, r.uri) if err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -541,7 +542,7 @@ func (s *Server) handleGetResource(w http.ResponseWriter, r *Request) { } // get the root chunk key from the manifest - key, err := s.api.ResolveResourceManifest(manifestAddr) + key, err := s.api.ResolveResourceManifest(ctx, manifestAddr) if err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("error resolving resource root chunk for %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -623,13 +624,13 @@ func (s *Server) translateResourceError(w http.ResponseWriter, r *Request, supEr // given storage key // - bzz-hash://<key> and responds with the hash of the content stored // at the given storage key as a text/plain response -func (s *Server) HandleGet(w http.ResponseWriter, r *Request) { +func (s *Server) HandleGet(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.get", "ruid", r.ruid, "uri", r.uri) getCount.Inc(1) var err error addr := r.uri.Address() if addr == nil { - addr, err = s.api.Resolve(r.uri) + addr, err = s.api.Resolve(ctx, r.uri) if err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -644,7 +645,7 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) { // if path is set, interpret <key> as a manifest and return the // raw entry at the given path if r.uri.Path != "" { - walker, err := s.api.NewManifestWalker(addr, nil) + walker, err := s.api.NewManifestWalker(ctx, addr, nil) if err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("%s is not a manifest", addr), http.StatusBadRequest) @@ -692,7 +693,7 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) { } // check the root chunk exists by retrieving the file's size - reader, isEncrypted := s.api.Retrieve(addr) + reader, isEncrypted := s.api.Retrieve(ctx, addr) if _, err := reader.Size(nil); err != nil { getFail.Inc(1) Respond(w, r, fmt.Sprintf("root chunk not found %s: %s", addr, err), http.StatusNotFound) @@ -721,7 +722,7 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) { // HandleGetFiles handles a GET request to bzz:/<manifest> with an Accept // header of "application/x-tar" and returns a tar stream of all files // contained in the manifest -func (s *Server) HandleGetFiles(w http.ResponseWriter, r *Request) { +func (s *Server) HandleGetFiles(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.get.files", "ruid", r.ruid, "uri", r.uri) getFilesCount.Inc(1) if r.uri.Path != "" { @@ -730,7 +731,7 @@ func (s *Server) HandleGetFiles(w http.ResponseWriter, r *Request) { return } - addr, err := s.api.Resolve(r.uri) + addr, err := s.api.Resolve(ctx, r.uri) if err != nil { getFilesFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -738,7 +739,7 @@ func (s *Server) HandleGetFiles(w http.ResponseWriter, r *Request) { } log.Debug("handle.get.files: resolved", "ruid", r.ruid, "key", addr) - walker, err := s.api.NewManifestWalker(addr, nil) + walker, err := s.api.NewManifestWalker(ctx, addr, nil) if err != nil { getFilesFail.Inc(1) Respond(w, r, err.Error(), http.StatusInternalServerError) @@ -757,7 +758,7 @@ func (s *Server) HandleGetFiles(w http.ResponseWriter, r *Request) { } // retrieve the entry's key and size - reader, isEncrypted := s.api.Retrieve(storage.Address(common.Hex2Bytes(entry.Hash))) + reader, isEncrypted := s.api.Retrieve(ctx, storage.Address(common.Hex2Bytes(entry.Hash))) size, err := reader.Size(nil) if err != nil { return err @@ -797,7 +798,7 @@ func (s *Server) HandleGetFiles(w http.ResponseWriter, r *Request) { // HandleGetList handles a GET request to bzz-list:/<manifest>/<path> and returns // a list of all files contained in <manifest> under <path> grouped into // common prefixes using "/" as a delimiter -func (s *Server) HandleGetList(w http.ResponseWriter, r *Request) { +func (s *Server) HandleGetList(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.get.list", "ruid", r.ruid, "uri", r.uri) getListCount.Inc(1) // ensure the root path has a trailing slash so that relative URLs work @@ -806,7 +807,7 @@ func (s *Server) HandleGetList(w http.ResponseWriter, r *Request) { return } - addr, err := s.api.Resolve(r.uri) + addr, err := s.api.Resolve(ctx, r.uri) if err != nil { getListFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -814,7 +815,7 @@ func (s *Server) HandleGetList(w http.ResponseWriter, r *Request) { } log.Debug("handle.get.list: resolved", "ruid", r.ruid, "key", addr) - list, err := s.getManifestList(addr, r.uri.Path) + list, err := s.getManifestList(ctx, addr, r.uri.Path) if err != nil { getListFail.Inc(1) @@ -845,8 +846,8 @@ func (s *Server) HandleGetList(w http.ResponseWriter, r *Request) { json.NewEncoder(w).Encode(&list) } -func (s *Server) getManifestList(addr storage.Address, prefix string) (list api.ManifestList, err error) { - walker, err := s.api.NewManifestWalker(addr, nil) +func (s *Server) getManifestList(ctx context.Context, addr storage.Address, prefix string) (list api.ManifestList, err error) { + walker, err := s.api.NewManifestWalker(ctx, addr, nil) if err != nil { return } @@ -903,7 +904,7 @@ func (s *Server) getManifestList(addr storage.Address, prefix string) (list api. // HandleGetFile handles a GET request to bzz://<manifest>/<path> and responds // with the content of the file at <path> from the given <manifest> -func (s *Server) HandleGetFile(w http.ResponseWriter, r *Request) { +func (s *Server) HandleGetFile(ctx context.Context, w http.ResponseWriter, r *Request) { log.Debug("handle.get.file", "ruid", r.ruid) getFileCount.Inc(1) // ensure the root path has a trailing slash so that relative URLs work @@ -915,7 +916,7 @@ func (s *Server) HandleGetFile(w http.ResponseWriter, r *Request) { manifestAddr := r.uri.Address() if manifestAddr == nil { - manifestAddr, err = s.api.Resolve(r.uri) + manifestAddr, err = s.api.Resolve(ctx, r.uri) if err != nil { getFileFail.Inc(1) Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound) @@ -927,7 +928,7 @@ func (s *Server) HandleGetFile(w http.ResponseWriter, r *Request) { log.Debug("handle.get.file: resolved", "ruid", r.ruid, "key", manifestAddr) - reader, contentType, status, contentKey, err := s.api.Get(manifestAddr, r.uri.Path) + reader, contentType, status, contentKey, err := s.api.Get(ctx, manifestAddr, r.uri.Path) etag := common.Bytes2Hex(contentKey) noneMatchEtag := r.Header.Get("If-None-Match") @@ -954,7 +955,7 @@ func (s *Server) HandleGetFile(w http.ResponseWriter, r *Request) { //the request results in ambiguous files //e.g. /read with readme.md and readinglist.txt available in manifest if status == http.StatusMultipleChoices { - list, err := s.getManifestList(manifestAddr, r.uri.Path) + list, err := s.getManifestList(ctx, manifestAddr, r.uri.Path) if err != nil { getFileFail.Inc(1) @@ -1011,6 +1012,8 @@ func (b bufferedReadSeeker) Seek(offset int64, whence int) (int64, error) { } func (s *Server) ServeHTTP(rw http.ResponseWriter, r *http.Request) { + ctx := context.TODO() + defer metrics.GetOrRegisterResettingTimer(fmt.Sprintf("http.request.%s.time", r.Method), nil).UpdateSince(time.Now()) req := &Request{Request: *r, ruid: uuid.New()[:8]} metrics.GetOrRegisterCounter(fmt.Sprintf("http.request.%s", r.Method), nil).Inc(1) @@ -1055,16 +1058,16 @@ func (s *Server) ServeHTTP(rw http.ResponseWriter, r *http.Request) { case "POST": if uri.Raw() { log.Debug("handlePostRaw") - s.HandlePostRaw(w, req) + s.HandlePostRaw(ctx, w, req) } else if uri.Resource() { log.Debug("handlePostResource") - s.HandlePostResource(w, req) + s.HandlePostResource(ctx, w, req) } else if uri.Immutable() || uri.List() || uri.Hash() { log.Debug("POST not allowed on immutable, list or hash") Respond(w, req, fmt.Sprintf("POST method on scheme %s not allowed", uri.Scheme), http.StatusMethodNotAllowed) } else { log.Debug("handlePostFiles") - s.HandlePostFiles(w, req) + s.HandlePostFiles(ctx, w, req) } case "PUT": @@ -1076,31 +1079,31 @@ func (s *Server) ServeHTTP(rw http.ResponseWriter, r *http.Request) { Respond(w, req, fmt.Sprintf("DELETE method to %s not allowed", uri), http.StatusBadRequest) return } - s.HandleDelete(w, req) + s.HandleDelete(ctx, w, req) case "GET": if uri.Resource() { - s.HandleGetResource(w, req) + s.HandleGetResource(ctx, w, req) return } if uri.Raw() || uri.Hash() { - s.HandleGet(w, req) + s.HandleGet(ctx, w, req) return } if uri.List() { - s.HandleGetList(w, req) + s.HandleGetList(ctx, w, req) return } if r.Header.Get("Accept") == "application/x-tar" { - s.HandleGetFiles(w, req) + s.HandleGetFiles(ctx, w, req) return } - s.HandleGetFile(w, req) + s.HandleGetFile(ctx, w, req) default: Respond(w, req, fmt.Sprintf("%s method is not supported", r.Method), http.StatusMethodNotAllowed) @@ -1109,8 +1112,8 @@ func (s *Server) ServeHTTP(rw http.ResponseWriter, r *http.Request) { log.Info("served response", "ruid", req.ruid, "code", w.statusCode) } -func (s *Server) updateManifest(addr storage.Address, update func(mw *api.ManifestWriter) error) (storage.Address, error) { - mw, err := s.api.NewManifestWriter(addr, nil) +func (s *Server) updateManifest(ctx context.Context, addr storage.Address, update func(mw *api.ManifestWriter) error) (storage.Address, error) { + mw, err := s.api.NewManifestWriter(ctx, addr, nil) if err != nil { return nil, err } |