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-rw-r--r--swarm/api/http/server.go563
1 files changed, 249 insertions, 314 deletions
diff --git a/swarm/api/http/server.go b/swarm/api/http/server.go
index 3122654b6..bd6949de6 100644
--- a/swarm/api/http/server.go
+++ b/swarm/api/http/server.go
@@ -41,12 +41,9 @@ import (
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/swarm/api"
"github.com/ethereum/go-ethereum/swarm/log"
- "github.com/ethereum/go-ethereum/swarm/spancontext"
"github.com/ethereum/go-ethereum/swarm/storage"
"github.com/ethereum/go-ethereum/swarm/storage/mru"
- opentracing "github.com/opentracing/opentracing-go"
- "github.com/pborman/uuid"
"github.com/rs/cors"
)
@@ -72,6 +69,17 @@ var (
getListFail = metrics.NewRegisteredCounter("api.http.get.list.fail", nil)
)
+type methodHandler map[string]http.Handler
+
+func (m methodHandler) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
+ v, ok := m[r.Method]
+ if ok {
+ v.ServeHTTP(rw, r)
+ return
+ }
+ rw.WriteHeader(http.StatusMethodNotAllowed)
+}
+
func NewServer(api *api.API, corsString string) *Server {
var allowedOrigins []string
for _, domain := range strings.Split(corsString, ",") {
@@ -84,20 +92,79 @@ func NewServer(api *api.API, corsString string) *Server {
AllowedHeaders: []string{"*"},
})
- mux := http.NewServeMux()
server := &Server{api: api}
- mux.HandleFunc("/bzz:/", server.WrapHandler(true, server.HandleBzz))
- mux.HandleFunc("/bzz-raw:/", server.WrapHandler(true, server.HandleBzzRaw))
- mux.HandleFunc("/bzz-immutable:/", server.WrapHandler(true, server.HandleBzzImmutable))
- mux.HandleFunc("/bzz-hash:/", server.WrapHandler(true, server.HandleBzzHash))
- mux.HandleFunc("/bzz-list:/", server.WrapHandler(true, server.HandleBzzList))
- mux.HandleFunc("/bzz-resource:/", server.WrapHandler(true, server.HandleBzzResource))
- mux.HandleFunc("/", server.WrapHandler(false, server.HandleRootPaths))
- mux.HandleFunc("/robots.txt", server.WrapHandler(false, server.HandleRootPaths))
- mux.HandleFunc("/favicon.ico", server.WrapHandler(false, server.HandleRootPaths))
+ defaultMiddlewares := []Adapter{
+ RecoverPanic,
+ SetRequestID,
+ InitLoggingResponseWriter,
+ ParseURI,
+ InstrumentOpenTracing,
+ }
+ mux := http.NewServeMux()
+ mux.Handle("/bzz:/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleBzzGet),
+ defaultMiddlewares...,
+ ),
+ "POST": Adapt(
+ http.HandlerFunc(server.HandlePostFiles),
+ defaultMiddlewares...,
+ ),
+ "DELETE": Adapt(
+ http.HandlerFunc(server.HandleDelete),
+ defaultMiddlewares...,
+ ),
+ })
+ mux.Handle("/bzz-raw:/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleGet),
+ defaultMiddlewares...,
+ ),
+ "POST": Adapt(
+ http.HandlerFunc(server.HandlePostRaw),
+ defaultMiddlewares...,
+ ),
+ })
+ mux.Handle("/bzz-immutable:/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleGet),
+ defaultMiddlewares...,
+ ),
+ })
+ mux.Handle("/bzz-hash:/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleGet),
+ defaultMiddlewares...,
+ ),
+ })
+ mux.Handle("/bzz-list:/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleGetList),
+ defaultMiddlewares...,
+ ),
+ })
+ mux.Handle("/bzz-resource:/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleGetResource),
+ defaultMiddlewares...,
+ ),
+ "POST": Adapt(
+ http.HandlerFunc(server.HandlePostResource),
+ defaultMiddlewares...,
+ ),
+ })
+
+ mux.Handle("/", methodHandler{
+ "GET": Adapt(
+ http.HandlerFunc(server.HandleRootPaths),
+ SetRequestID,
+ InitLoggingResponseWriter,
+ ),
+ })
server.Handler = c.Handler(mux)
+
return server
}
@@ -105,139 +172,6 @@ func (s *Server) ListenAndServe(addr string) error {
return http.ListenAndServe(addr, s)
}
-func (s *Server) HandleRootPaths(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- if r.RequestURI == "/" {
- if strings.Contains(r.Header.Get("Accept"), "text/html") {
- err := landingPageTemplate.Execute(w, nil)
- if err != nil {
- log.Error(fmt.Sprintf("error rendering landing page: %s", err))
- }
- return
- }
- if strings.Contains(r.Header.Get("Accept"), "application/json") {
- w.Header().Set("Content-Type", "application/json")
- w.WriteHeader(http.StatusOK)
- json.NewEncoder(w).Encode("Welcome to Swarm!")
- return
- }
- }
-
- if r.URL.Path == "/robots.txt" {
- w.Header().Set("Last-Modified", time.Now().Format(http.TimeFormat))
- fmt.Fprintf(w, "User-agent: *\nDisallow: /")
- return
- }
- Respond(w, r, "Bad Request", http.StatusBadRequest)
- default:
- Respond(w, r, "Not Found", http.StatusNotFound)
- }
-}
-
-func (s *Server) HandleBzz(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- log.Debug("handleGetBzz")
- if r.Header.Get("Accept") == "application/x-tar" {
- reader, err := s.api.GetDirectoryTar(r.Context(), r.uri)
- if err != nil {
- Respond(w, r, fmt.Sprintf("Had an error building the tarball: %v", err), http.StatusInternalServerError)
- }
- defer reader.Close()
-
- w.Header().Set("Content-Type", "application/x-tar")
- w.WriteHeader(http.StatusOK)
- io.Copy(w, reader)
- return
- }
- s.HandleGetFile(w, r)
- case http.MethodPost:
- log.Debug("handlePostFiles")
- s.HandlePostFiles(w, r)
- case http.MethodDelete:
- log.Debug("handleBzzDelete")
- s.HandleDelete(w, r)
- default:
- Respond(w, r, "Method not allowed", http.StatusMethodNotAllowed)
- }
-}
-func (s *Server) HandleBzzRaw(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- log.Debug("handleGetRaw")
- s.HandleGet(w, r)
- case http.MethodPost:
- log.Debug("handlePostRaw")
- s.HandlePostRaw(w, r)
- default:
- Respond(w, r, "Method not allowed", http.StatusMethodNotAllowed)
- }
-}
-func (s *Server) HandleBzzImmutable(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- log.Debug("handleGetHash")
- s.HandleGetList(w, r)
- default:
- Respond(w, r, "Method not allowed", http.StatusMethodNotAllowed)
- }
-}
-func (s *Server) HandleBzzHash(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- log.Debug("handleGetHash")
- s.HandleGet(w, r)
- default:
- Respond(w, r, "Method not allowed", http.StatusMethodNotAllowed)
- }
-}
-func (s *Server) HandleBzzList(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- log.Debug("handleGetHash")
- s.HandleGetList(w, r)
- default:
- Respond(w, r, "Method not allowed", http.StatusMethodNotAllowed)
- }
-}
-func (s *Server) HandleBzzResource(w http.ResponseWriter, r *Request) {
- switch r.Method {
- case http.MethodGet:
- log.Debug("handleGetResource")
- s.HandleGetResource(w, r)
- case http.MethodPost:
- log.Debug("handlePostResource")
- s.HandlePostResource(w, r)
- default:
- Respond(w, r, "Method not allowed", http.StatusMethodNotAllowed)
- }
-}
-func (s *Server) WrapHandler(parseBzzUri bool, h func(http.ResponseWriter, *Request)) http.HandlerFunc {
- return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
- 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)
- log.Info("serving request", "ruid", req.ruid, "method", r.Method, "url", r.RequestURI)
-
- // wrapping the ResponseWriter, so that we get the response code set by http.ServeContent
- w := newLoggingResponseWriter(rw)
- if parseBzzUri {
- uri, err := api.Parse(strings.TrimLeft(r.URL.Path, "/"))
- if err != nil {
- Respond(w, req, fmt.Sprintf("invalid URI %q", r.URL.Path), http.StatusBadRequest)
- return
- }
- req.uri = uri
-
- log.Debug("parsed request path", "ruid", req.ruid, "method", req.Method, "uri.Addr", req.uri.Addr, "uri.Path", req.uri.Path, "uri.Scheme", req.uri.Scheme)
- }
-
- h(w, req) // call original
- log.Info("served response", "ruid", req.ruid, "code", w.statusCode)
- })
-}
-
// browser API for registering bzz url scheme handlers:
// https://developer.mozilla.org/en/docs/Web-based_protocol_handlers
// electron (chromium) api for registering bzz url scheme handlers:
@@ -247,59 +181,81 @@ type Server struct {
api *api.API
}
-// Request wraps http.Request and also includes the parsed bzz URI
-type Request struct {
- http.Request
+func (s *Server) HandleBzzGet(w http.ResponseWriter, r *http.Request) {
+ log.Debug("handleBzzGet", "ruid", GetRUID(r.Context()))
+ if r.Header.Get("Accept") == "application/x-tar" {
+ uri := GetURI(r.Context())
+ reader, err := s.api.GetDirectoryTar(r.Context(), uri)
+ if err != nil {
+ RespondError(w, r, fmt.Sprintf("Had an error building the tarball: %v", err), http.StatusInternalServerError)
+ }
+ defer reader.Close()
+
+ w.Header().Set("Content-Type", "application/x-tar")
+ w.WriteHeader(http.StatusOK)
+ io.Copy(w, reader)
+ return
+ }
+
+ s.HandleGetFile(w, r)
+}
- uri *api.URI
- ruid string // request unique id
+func (s *Server) HandleRootPaths(w http.ResponseWriter, r *http.Request) {
+ switch r.RequestURI {
+ case "/":
+ RespondTemplate(w, r, "landing-page", "Swarm: Please request a valid ENS or swarm hash with the appropriate bzz scheme", 200)
+ return
+ case "/robots.txt":
+ w.Header().Set("Last-Modified", time.Now().Format(http.TimeFormat))
+ fmt.Fprintf(w, "User-agent: *\nDisallow: /")
+ case "/favicon.ico":
+ w.WriteHeader(http.StatusOK)
+ w.Write(faviconBytes)
+ default:
+ RespondError(w, r, "Not Found", http.StatusNotFound)
+ }
}
// 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) {
- log.Debug("handle.post.raw", "ruid", r.ruid)
+func (s *Server) HandlePostRaw(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ log.Debug("handle.post.raw", "ruid", ruid)
postRawCount.Inc(1)
- ctx := r.Context()
- var sp opentracing.Span
- ctx, sp = spancontext.StartSpan(
- ctx,
- "http.post.raw")
- defer sp.Finish()
-
toEncrypt := false
- if r.uri.Addr == "encrypt" {
+ uri := GetURI(r.Context())
+ if uri.Addr == "encrypt" {
toEncrypt = true
}
- if r.uri.Path != "" {
+ if uri.Path != "" {
postRawFail.Inc(1)
- Respond(w, r, "raw POST request cannot contain a path", http.StatusBadRequest)
+ RespondError(w, r, "raw POST request cannot contain a path", http.StatusBadRequest)
return
}
- if r.uri.Addr != "" && r.uri.Addr != "encrypt" {
+ if uri.Addr != "" && uri.Addr != "encrypt" {
postRawFail.Inc(1)
- Respond(w, r, "raw POST request addr can only be empty or \"encrypt\"", http.StatusBadRequest)
+ RespondError(w, r, "raw POST request addr can only be empty or \"encrypt\"", http.StatusBadRequest)
return
}
if r.Header.Get("Content-Length") == "" {
postRawFail.Inc(1)
- Respond(w, r, "missing Content-Length header in request", http.StatusBadRequest)
+ RespondError(w, r, "missing Content-Length header in request", http.StatusBadRequest)
return
}
- addr, _, err := s.api.Store(ctx, r.Body, r.ContentLength, toEncrypt)
+ addr, _, err := s.api.Store(r.Context(), r.Body, r.ContentLength, toEncrypt)
if err != nil {
postRawFail.Inc(1)
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
return
}
- log.Debug("stored content", "ruid", r.ruid, "key", addr)
+ log.Debug("stored content", "ruid", ruid, "key", addr)
w.Header().Set("Content-Type", "text/plain")
w.WriteHeader(http.StatusOK)
@@ -311,55 +267,49 @@ 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) {
- log.Debug("handle.post.files", "ruid", r.ruid)
+func (s *Server) HandlePostFiles(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ log.Debug("handle.post.files", "ruid", ruid)
postFilesCount.Inc(1)
- var sp opentracing.Span
- ctx := r.Context()
- ctx, sp = spancontext.StartSpan(
- ctx,
- "http.post.files")
- defer sp.Finish()
-
contentType, params, err := mime.ParseMediaType(r.Header.Get("Content-Type"))
if err != nil {
postFilesFail.Inc(1)
- Respond(w, r, err.Error(), http.StatusBadRequest)
+ RespondError(w, r, err.Error(), http.StatusBadRequest)
return
}
toEncrypt := false
- if r.uri.Addr == "encrypt" {
+ uri := GetURI(r.Context())
+ if uri.Addr == "encrypt" {
toEncrypt = true
}
var addr storage.Address
- if r.uri.Addr != "" && r.uri.Addr != "encrypt" {
- addr, err = s.api.Resolve(r.Context(), r.uri)
+ if uri.Addr != "" && uri.Addr != "encrypt" {
+ addr, err = s.api.Resolve(r.Context(), uri)
if err != nil {
postFilesFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("cannot resolve %s: %s", uri.Addr, err), http.StatusInternalServerError)
return
}
- log.Debug("resolved key", "ruid", r.ruid, "key", addr)
+ log.Debug("resolved key", "ruid", ruid, "key", addr)
} else {
addr, err = s.api.NewManifest(r.Context(), toEncrypt)
if err != nil {
postFilesFail.Inc(1)
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
return
}
- log.Debug("new manifest", "ruid", r.ruid, "key", addr)
+ log.Debug("new manifest", "ruid", ruid, "key", addr)
}
- newAddr, err := s.api.UpdateManifest(ctx, addr, func(mw *api.ManifestWriter) error {
+ newAddr, err := s.api.UpdateManifest(r.Context(), addr, func(mw *api.ManifestWriter) error {
switch contentType {
-
case "application/x-tar":
_, err := s.handleTarUpload(r, mw)
if err != nil {
- Respond(w, r, fmt.Sprintf("error uploading tarball: %v", err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("error uploading tarball: %v", err), http.StatusInternalServerError)
return err
}
return nil
@@ -372,30 +322,31 @@ func (s *Server) HandlePostFiles(w http.ResponseWriter, r *Request) {
})
if err != nil {
postFilesFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot create manifest: %s", err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("cannot create manifest: %s", err), http.StatusInternalServerError)
return
}
- log.Debug("stored content", "ruid", r.ruid, "key", newAddr)
+ log.Debug("stored content", "ruid", ruid, "key", newAddr)
w.Header().Set("Content-Type", "text/plain")
w.WriteHeader(http.StatusOK)
fmt.Fprint(w, newAddr)
}
-func (s *Server) handleTarUpload(r *Request, mw *api.ManifestWriter) (storage.Address, error) {
- log.Debug("handle.tar.upload", "ruid", r.ruid)
+func (s *Server) handleTarUpload(r *http.Request, mw *api.ManifestWriter) (storage.Address, error) {
+ log.Debug("handle.tar.upload", "ruid", GetRUID(r.Context()))
- key, err := s.api.UploadTar(r.Context(), r.Body, r.uri.Path, mw)
+ key, err := s.api.UploadTar(r.Context(), r.Body, GetURI(r.Context()).Path, mw)
if err != nil {
return nil, err
}
return key, nil
}
-func (s *Server) handleMultipartUpload(req *Request, boundary string, mw *api.ManifestWriter) error {
- log.Debug("handle.multipart.upload", "ruid", req.ruid)
- mr := multipart.NewReader(req.Body, boundary)
+func (s *Server) handleMultipartUpload(r *http.Request, boundary string, mw *api.ManifestWriter) error {
+ ruid := GetRUID(r.Context())
+ log.Debug("handle.multipart.upload", "ruid", ruid)
+ mr := multipart.NewReader(r.Body, boundary)
for {
part, err := mr.NextPart()
if err == io.EOF {
@@ -435,48 +386,52 @@ func (s *Server) handleMultipartUpload(req *Request, boundary string, mw *api.Ma
if name == "" {
name = part.FormName()
}
- path := path.Join(req.uri.Path, name)
+ uri := GetURI(r.Context())
+ path := path.Join(uri.Path, name)
entry := &api.ManifestEntry{
Path: path,
ContentType: part.Header.Get("Content-Type"),
Size: size,
ModTime: time.Now(),
}
- log.Debug("adding path to new manifest", "ruid", req.ruid, "bytes", entry.Size, "path", entry.Path)
- contentKey, err := mw.AddEntry(req.Context(), reader, entry)
+ log.Debug("adding path to new manifest", "ruid", ruid, "bytes", entry.Size, "path", entry.Path)
+ contentKey, err := mw.AddEntry(r.Context(), reader, entry)
if err != nil {
return fmt.Errorf("error adding manifest entry from multipart form: %s", err)
}
- log.Debug("stored content", "ruid", req.ruid, "key", contentKey)
+ log.Debug("stored content", "ruid", ruid, "key", contentKey)
}
}
-func (s *Server) handleDirectUpload(req *Request, mw *api.ManifestWriter) error {
- log.Debug("handle.direct.upload", "ruid", req.ruid)
- key, err := mw.AddEntry(req.Context(), req.Body, &api.ManifestEntry{
- Path: req.uri.Path,
- ContentType: req.Header.Get("Content-Type"),
+func (s *Server) handleDirectUpload(r *http.Request, mw *api.ManifestWriter) error {
+ ruid := GetRUID(r.Context())
+ log.Debug("handle.direct.upload", "ruid", ruid)
+ key, err := mw.AddEntry(r.Context(), r.Body, &api.ManifestEntry{
+ Path: GetURI(r.Context()).Path,
+ ContentType: r.Header.Get("Content-Type"),
Mode: 0644,
- Size: req.ContentLength,
+ Size: r.ContentLength,
ModTime: time.Now(),
})
if err != nil {
return err
}
- log.Debug("stored content", "ruid", req.ruid, "key", key)
+ log.Debug("stored content", "ruid", ruid, "key", key)
return nil
}
// 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) {
- log.Debug("handle.delete", "ruid", r.ruid)
+func (s *Server) HandleDelete(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ uri := GetURI(r.Context())
+ log.Debug("handle.delete", "ruid", ruid)
deleteCount.Inc(1)
- newKey, err := s.api.Delete(r.Context(), r.uri.Addr, r.uri.Path)
+ newKey, err := s.api.Delete(r.Context(), uri.Addr, uri.Path)
if err != nil {
deleteFail.Inc(1)
- Respond(w, r, fmt.Sprintf("could not delete from manifest: %v", err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("could not delete from manifest: %v", err), http.StatusInternalServerError)
return
}
@@ -519,27 +474,20 @@ func resourcePostMode(path string) (isRaw bool, frequency uint64, err error) {
//
// The POST request admits a JSON structure as defined in the mru package: `mru.updateRequestJSON`
// The requests can be to a) create a resource, b) update a resource or c) both a+b: create a resource and set the initial content
-func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
- log.Debug("handle.post.resource", "ruid", r.ruid)
-
- var sp opentracing.Span
- ctx := r.Context()
- ctx, sp = spancontext.StartSpan(
- ctx,
- "http.post.resource")
- defer sp.Finish()
-
+func (s *Server) HandlePostResource(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ log.Debug("handle.post.resource", "ruid", ruid)
var err error
// Creation and update must send mru.updateRequestJSON JSON structure
body, err := ioutil.ReadAll(r.Body)
if err != nil {
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
return
}
var updateRequest mru.Request
if err := updateRequest.UnmarshalJSON(body); err != nil { // decodes request JSON
- Respond(w, r, err.Error(), http.StatusBadRequest) //TODO: send different status response depending on error
+ RespondError(w, r, err.Error(), http.StatusBadRequest) //TODO: send different status response depending on error
return
}
@@ -548,7 +496,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
// to update this resource
// Check this early, to avoid creating a resource and then not being able to set its first update.
if err = updateRequest.Verify(); err != nil {
- Respond(w, r, err.Error(), http.StatusForbidden)
+ RespondError(w, r, err.Error(), http.StatusForbidden)
return
}
}
@@ -557,7 +505,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
err = s.api.ResourceCreate(r.Context(), &updateRequest)
if err != nil {
code, err2 := s.translateResourceError(w, r, "resource creation fail", err)
- Respond(w, r, err2.Error(), code)
+ RespondError(w, r, err2.Error(), code)
return
}
}
@@ -565,7 +513,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
if updateRequest.IsUpdate() {
_, err = s.api.ResourceUpdate(r.Context(), &updateRequest.SignedResourceUpdate)
if err != nil {
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
return
}
}
@@ -579,7 +527,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
// metadata chunk (rootAddr)
m, err := s.api.NewResourceManifest(r.Context(), updateRequest.RootAddr().Hex())
if err != nil {
- Respond(w, r, fmt.Sprintf("failed to create resource manifest: %v", err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("failed to create resource manifest: %v", err), http.StatusInternalServerError)
return
}
@@ -589,7 +537,7 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
// \TODO update manifest key automatically in ENS
outdata, err := json.Marshal(m)
if err != nil {
- Respond(w, r, fmt.Sprintf("failed to create json response: %s", err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("failed to create json response: %s", err), http.StatusInternalServerError)
return
}
fmt.Fprint(w, string(outdata))
@@ -604,17 +552,19 @@ func (s *Server) HandlePostResource(w http.ResponseWriter, r *Request) {
// bzz-resource://<id>/meta - get metadata and next version information
// <id> = ens name or hash
// TODO: Enable pass maxPeriod parameter
-func (s *Server) HandleGetResource(w http.ResponseWriter, r *Request) {
- log.Debug("handle.get.resource", "ruid", r.ruid)
+func (s *Server) HandleGetResource(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ uri := GetURI(r.Context())
+ log.Debug("handle.get.resource", "ruid", ruid)
var err error
// resolve the content key.
- manifestAddr := r.uri.Address()
+ manifestAddr := uri.Address()
if manifestAddr == nil {
- manifestAddr, err = s.api.Resolve(r.Context(), r.uri)
+ manifestAddr, err = s.api.Resolve(r.Context(), uri)
if err != nil {
getFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("cannot resolve %s: %s", uri.Addr, err), http.StatusNotFound)
return
}
} else {
@@ -625,25 +575,25 @@ func (s *Server) HandleGetResource(w http.ResponseWriter, r *Request) {
rootAddr, err := s.api.ResolveResourceManifest(r.Context(), 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)
+ RespondError(w, r, fmt.Sprintf("error resolving resource root chunk for %s: %s", uri.Addr, err), http.StatusNotFound)
return
}
- log.Debug("handle.get.resource: resolved", "ruid", r.ruid, "manifestkey", manifestAddr, "rootchunk addr", rootAddr)
+ log.Debug("handle.get.resource: resolved", "ruid", ruid, "manifestkey", manifestAddr, "rootchunk addr", rootAddr)
// determine if the query specifies period and version or it is a metadata query
var params []string
- if len(r.uri.Path) > 0 {
- if r.uri.Path == "meta" {
+ if len(uri.Path) > 0 {
+ if uri.Path == "meta" {
unsignedUpdateRequest, err := s.api.ResourceNewRequest(r.Context(), rootAddr)
if err != nil {
getFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot retrieve resource metadata for rootAddr=%s: %s", rootAddr.Hex(), err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("cannot retrieve resource metadata for rootAddr=%s: %s", rootAddr.Hex(), err), http.StatusNotFound)
return
}
rawResponse, err := unsignedUpdateRequest.MarshalJSON()
if err != nil {
- Respond(w, r, fmt.Sprintf("cannot encode unsigned UpdateRequest: %v", err), http.StatusInternalServerError)
+ RespondError(w, r, fmt.Sprintf("cannot encode unsigned UpdateRequest: %v", err), http.StatusInternalServerError)
return
}
w.Header().Add("Content-type", "application/json")
@@ -653,7 +603,7 @@ func (s *Server) HandleGetResource(w http.ResponseWriter, r *Request) {
}
- params = strings.Split(r.uri.Path, "/")
+ params = strings.Split(uri.Path, "/")
}
var name string
@@ -689,17 +639,17 @@ func (s *Server) HandleGetResource(w http.ResponseWriter, r *Request) {
// any error from the switch statement will end up here
if err != nil {
code, err2 := s.translateResourceError(w, r, "mutable resource lookup fail", err)
- Respond(w, r, err2.Error(), code)
+ RespondError(w, r, err2.Error(), code)
return
}
// All ok, serve the retrieved update
- log.Debug("Found update", "name", name, "ruid", r.ruid)
+ log.Debug("Found update", "name", name, "ruid", ruid)
w.Header().Set("Content-Type", "application/octet-stream")
- http.ServeContent(w, &r.Request, "", now, bytes.NewReader(data))
+ http.ServeContent(w, r, "", now, bytes.NewReader(data))
}
-func (s *Server) translateResourceError(w http.ResponseWriter, r *Request, supErr string, err error) (int, error) {
+func (s *Server) translateResourceError(w http.ResponseWriter, r *http.Request, supErr string, err error) (int, error) {
code := 0
defaultErr := fmt.Errorf("%s: %v", supErr, err)
rsrcErr, ok := err.(*mru.Error)
@@ -725,46 +675,41 @@ 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) {
- log.Debug("handle.get", "ruid", r.ruid, "uri", r.uri)
+func (s *Server) HandleGet(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ uri := GetURI(r.Context())
+ log.Debug("handle.get", "ruid", ruid, "uri", uri)
getCount.Inc(1)
- var sp opentracing.Span
- ctx := r.Context()
- ctx, sp = spancontext.StartSpan(
- ctx,
- "http.get")
- defer sp.Finish()
-
var err error
- addr := r.uri.Address()
+ addr := uri.Address()
if addr == nil {
- addr, err = s.api.Resolve(r.Context(), r.uri)
+ addr, err = s.api.Resolve(r.Context(), uri)
if err != nil {
getFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("cannot resolve %s: %s", uri.Addr, err), http.StatusNotFound)
return
}
} else {
w.Header().Set("Cache-Control", "max-age=2147483648, immutable") // url was of type bzz://<hex key>/path, so we are sure it is immutable.
}
- log.Debug("handle.get: resolved", "ruid", r.ruid, "key", addr)
+ log.Debug("handle.get: resolved", "ruid", ruid, "key", addr)
// if path is set, interpret <key> as a manifest and return the
// raw entry at the given path
- if r.uri.Path != "" {
+ if uri.Path != "" {
walker, err := s.api.NewManifestWalker(r.Context(), addr, nil)
if err != nil {
getFail.Inc(1)
- Respond(w, r, fmt.Sprintf("%s is not a manifest", addr), http.StatusBadRequest)
+ RespondError(w, r, fmt.Sprintf("%s is not a manifest", addr), http.StatusBadRequest)
return
}
var entry *api.ManifestEntry
walker.Walk(func(e *api.ManifestEntry) error {
// if the entry matches the path, set entry and stop
// the walk
- if e.Path == r.uri.Path {
+ if e.Path == uri.Path {
entry = e
// return an error to cancel the walk
return errors.New("found")
@@ -778,7 +723,7 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) {
// if the manifest's path is a prefix of the
// requested path, recurse into it by returning
// nil and continuing the walk
- if strings.HasPrefix(r.uri.Path, e.Path) {
+ if strings.HasPrefix(uri.Path, e.Path) {
return nil
}
@@ -786,7 +731,7 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) {
})
if entry == nil {
getFail.Inc(1)
- Respond(w, r, fmt.Sprintf("manifest entry could not be loaded"), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("manifest entry could not be loaded"), http.StatusNotFound)
return
}
addr = storage.Address(common.Hex2Bytes(entry.Hash))
@@ -796,23 +741,23 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) {
w.Header().Set("ETag", fmt.Sprintf("%q", etag)) // set etag to manifest key or raw entry key.
if noneMatchEtag != "" {
if bytes.Equal(storage.Address(common.Hex2Bytes(noneMatchEtag)), addr) {
- Respond(w, r, "Not Modified", http.StatusNotModified)
+ w.WriteHeader(http.StatusNotModified)
return
}
}
// check the root chunk exists by retrieving the file's size
- reader, isEncrypted := s.api.Retrieve(ctx, addr)
- if _, err := reader.Size(ctx, nil); err != nil {
+ reader, isEncrypted := s.api.Retrieve(r.Context(), addr)
+ if _, err := reader.Size(r.Context(), nil); err != nil {
getFail.Inc(1)
- Respond(w, r, fmt.Sprintf("root chunk not found %s: %s", addr, err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("root chunk not found %s: %s", addr, err), http.StatusNotFound)
return
}
w.Header().Set("X-Decrypted", fmt.Sprintf("%v", isEncrypted))
switch {
- case r.uri.Raw():
+ case uri.Raw():
// allow the request to overwrite the content type using a query
// parameter
contentType := "application/octet-stream"
@@ -820,8 +765,8 @@ func (s *Server) HandleGet(w http.ResponseWriter, r *Request) {
contentType = typ
}
w.Header().Set("Content-Type", contentType)
- http.ServeContent(w, &r.Request, "", time.Now(), reader)
- case r.uri.Hash():
+ http.ServeContent(w, r, "", time.Now(), reader)
+ case uri.Hash():
w.Header().Set("Content-Type", "text/plain")
w.WriteHeader(http.StatusOK)
fmt.Fprint(w, addr)
@@ -831,35 +776,30 @@ func (s *Server) HandleGet(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) {
- log.Debug("handle.get.list", "ruid", r.ruid, "uri", r.uri)
+func (s *Server) HandleGetList(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ uri := GetURI(r.Context())
+ log.Debug("handle.get.list", "ruid", ruid, "uri", uri)
getListCount.Inc(1)
- var sp opentracing.Span
- ctx := r.Context()
- ctx, sp = spancontext.StartSpan(
- ctx,
- "http.get.list")
- defer sp.Finish()
-
// ensure the root path has a trailing slash so that relative URLs work
- if r.uri.Path == "" && !strings.HasSuffix(r.URL.Path, "/") {
- http.Redirect(w, &r.Request, r.URL.Path+"/", http.StatusMovedPermanently)
+ if uri.Path == "" && !strings.HasSuffix(r.URL.Path, "/") {
+ http.Redirect(w, r, r.URL.Path+"/", http.StatusMovedPermanently)
return
}
- addr, err := s.api.Resolve(r.Context(), r.uri)
+ addr, err := s.api.Resolve(r.Context(), uri)
if err != nil {
getListFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("cannot resolve %s: %s", uri.Addr, err), http.StatusNotFound)
return
}
- log.Debug("handle.get.list: resolved", "ruid", r.ruid, "key", addr)
+ log.Debug("handle.get.list: resolved", "ruid", ruid, "key", addr)
- list, err := s.api.GetManifestList(ctx, addr, r.uri.Path)
+ list, err := s.api.GetManifestList(r.Context(), addr, uri.Path)
if err != nil {
getListFail.Inc(1)
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
return
}
@@ -867,11 +807,11 @@ func (s *Server) HandleGetList(w http.ResponseWriter, r *Request) {
// HTML index with relative URLs
if strings.Contains(r.Header.Get("Accept"), "text/html") {
w.Header().Set("Content-Type", "text/html")
- err := htmlListTemplate.Execute(w, &htmlListData{
+ err := TemplatesMap["bzz-list"].Execute(w, &htmlListData{
URI: &api.URI{
Scheme: "bzz",
- Addr: r.uri.Addr,
- Path: r.uri.Path,
+ Addr: uri.Addr,
+ Path: uri.Path,
},
List: &list,
})
@@ -888,45 +828,40 @@ func (s *Server) HandleGetList(w http.ResponseWriter, r *Request) {
// 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) {
- log.Debug("handle.get.file", "ruid", r.ruid)
+func (s *Server) HandleGetFile(w http.ResponseWriter, r *http.Request) {
+ ruid := GetRUID(r.Context())
+ uri := GetURI(r.Context())
+ log.Debug("handle.get.file", "ruid", ruid)
getFileCount.Inc(1)
- var sp opentracing.Span
- ctx := r.Context()
- ctx, sp = spancontext.StartSpan(
- ctx,
- "http.get.file")
- defer sp.Finish()
-
// ensure the root path has a trailing slash so that relative URLs work
- if r.uri.Path == "" && !strings.HasSuffix(r.URL.Path, "/") {
- http.Redirect(w, &r.Request, r.URL.Path+"/", http.StatusMovedPermanently)
+ if uri.Path == "" && !strings.HasSuffix(r.URL.Path, "/") {
+ http.Redirect(w, r, r.URL.Path+"/", http.StatusMovedPermanently)
return
}
var err error
- manifestAddr := r.uri.Address()
+ manifestAddr := uri.Address()
if manifestAddr == nil {
- manifestAddr, err = s.api.Resolve(r.Context(), r.uri)
+ manifestAddr, err = s.api.Resolve(r.Context(), uri)
if err != nil {
getFileFail.Inc(1)
- Respond(w, r, fmt.Sprintf("cannot resolve %s: %s", r.uri.Addr, err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("cannot resolve %s: %s", uri.Addr, err), http.StatusNotFound)
return
}
} else {
w.Header().Set("Cache-Control", "max-age=2147483648, immutable") // url was of type bzz://<hex key>/path, so we are sure it is immutable.
}
- log.Debug("handle.get.file: resolved", "ruid", r.ruid, "key", manifestAddr)
- reader, contentType, status, contentKey, err := s.api.Get(r.Context(), manifestAddr, r.uri.Path)
+ log.Debug("handle.get.file: resolved", "ruid", ruid, "key", manifestAddr)
+ reader, contentType, status, contentKey, err := s.api.Get(r.Context(), manifestAddr, uri.Path)
etag := common.Bytes2Hex(contentKey)
noneMatchEtag := r.Header.Get("If-None-Match")
w.Header().Set("ETag", fmt.Sprintf("%q", etag)) // set etag to actual content key.
if noneMatchEtag != "" {
if bytes.Equal(storage.Address(common.Hex2Bytes(noneMatchEtag)), contentKey) {
- Respond(w, r, "Not Modified", http.StatusNotModified)
+ w.WriteHeader(http.StatusNotModified)
return
}
}
@@ -935,10 +870,10 @@ func (s *Server) HandleGetFile(w http.ResponseWriter, r *Request) {
switch status {
case http.StatusNotFound:
getFileNotFound.Inc(1)
- Respond(w, r, err.Error(), http.StatusNotFound)
+ RespondError(w, r, err.Error(), http.StatusNotFound)
default:
getFileFail.Inc(1)
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
}
return
}
@@ -946,28 +881,28 @@ 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.api.GetManifestList(ctx, manifestAddr, r.uri.Path)
+ list, err := s.api.GetManifestList(r.Context(), manifestAddr, uri.Path)
if err != nil {
getFileFail.Inc(1)
- Respond(w, r, err.Error(), http.StatusInternalServerError)
+ RespondError(w, r, err.Error(), http.StatusInternalServerError)
return
}
- log.Debug(fmt.Sprintf("Multiple choices! --> %v", list), "ruid", r.ruid)
+ log.Debug(fmt.Sprintf("Multiple choices! --> %v", list), "ruid", ruid)
//show a nice page links to available entries
ShowMultipleChoices(w, r, list)
return
}
// check the root chunk exists by retrieving the file's size
- if _, err := reader.Size(ctx, nil); err != nil {
+ if _, err := reader.Size(r.Context(), nil); err != nil {
getFileNotFound.Inc(1)
- Respond(w, r, fmt.Sprintf("file not found %s: %s", r.uri, err), http.StatusNotFound)
+ RespondError(w, r, fmt.Sprintf("file not found %s: %s", uri, err), http.StatusNotFound)
return
}
w.Header().Set("Content-Type", contentType)
- http.ServeContent(w, &r.Request, "", time.Now(), newBufferedReadSeeker(reader, getFileBufferSize))
+ http.ServeContent(w, r, "", time.Now(), newBufferedReadSeeker(reader, getFileBufferSize))
}
// The size of buffer used for bufio.Reader on LazyChunkReader passed to