diff options
49 files changed, 1631 insertions, 489 deletions
diff --git a/cmd/swarm/fs_test.go b/cmd/swarm/fs_test.go index 25705c0a4..0cbf0eb13 100644 --- a/cmd/swarm/fs_test.go +++ b/cmd/swarm/fs_test.go @@ -14,6 +14,8 @@ // You should have received a copy of the GNU General Public License // along with go-ethereum. If not, see <http://www.gnu.org/licenses/>. +// +build linux darwin freebsd + package main import ( diff --git a/cmd/swarm/hash.go b/cmd/swarm/hash.go index c82456b3c..bca4955b1 100644 --- a/cmd/swarm/hash.go +++ b/cmd/swarm/hash.go @@ -18,6 +18,7 @@ package main import ( + "context" "fmt" "os" @@ -39,7 +40,7 @@ func hash(ctx *cli.Context) { stat, _ := f.Stat() fileStore := storage.NewFileStore(storage.NewMapChunkStore(), storage.NewFileStoreParams()) - addr, _, err := fileStore.Store(f, stat.Size(), false) + addr, _, err := fileStore.Store(context.TODO(), f, stat.Size(), false) if err != nil { utils.Fatalf("%v\n", err) } else { diff --git a/cmd/swarm/main.go b/cmd/swarm/main.go index 9877e9150..8e1a69cb2 100644 --- a/cmd/swarm/main.go +++ b/cmd/swarm/main.go @@ -143,7 +143,7 @@ var ( } SwarmWantManifestFlag = cli.BoolTFlag{ Name: "manifest", - Usage: "Automatic manifest upload", + Usage: "Automatic manifest upload (default true)", } SwarmUploadDefaultPath = cli.StringFlag{ Name: "defaultpath", @@ -155,7 +155,7 @@ var ( } SwarmUploadMimeType = cli.StringFlag{ Name: "mime", - Usage: "force mime type", + Usage: "Manually specify MIME type", } SwarmEncryptedFlag = cli.BoolFlag{ Name: "encrypt", diff --git a/cmd/swarm/swarm-smoke/upload_and_sync.go b/cmd/swarm/swarm-smoke/upload_and_sync.go index 7f9051e7f..b914eecd8 100644 --- a/cmd/swarm/swarm-smoke/upload_and_sync.go +++ b/cmd/swarm/swarm-smoke/upload_and_sync.go @@ -37,8 +37,14 @@ import ( ) func generateEndpoints(scheme string, cluster string, from int, to int) { + if cluster == "prod" { + cluster = "" + } else { + cluster = cluster + "." + } + for port := from; port <= to; port++ { - endpoints = append(endpoints, fmt.Sprintf("%s://%v.%s.swarm-gateways.net", scheme, port, cluster)) + endpoints = append(endpoints, fmt.Sprintf("%s://%v.%sswarm-gateways.net", scheme, port, cluster)) } if includeLocalhost { diff --git a/metrics/metrics.go b/metrics/metrics.go index 2356f2b14..2a2b804e7 100644 --- a/metrics/metrics.go +++ b/metrics/metrics.go @@ -58,11 +58,14 @@ func CollectProcessMetrics(refresh time.Duration) { memPauses := GetOrRegisterMeter("system/memory/pauses", DefaultRegistry) var diskReads, diskReadBytes, diskWrites, diskWriteBytes Meter + var diskReadBytesCounter, diskWriteBytesCounter Counter if err := ReadDiskStats(diskstats[0]); err == nil { diskReads = GetOrRegisterMeter("system/disk/readcount", DefaultRegistry) diskReadBytes = GetOrRegisterMeter("system/disk/readdata", DefaultRegistry) + diskReadBytesCounter = GetOrRegisterCounter("system/disk/readbytes", DefaultRegistry) diskWrites = GetOrRegisterMeter("system/disk/writecount", DefaultRegistry) diskWriteBytes = GetOrRegisterMeter("system/disk/writedata", DefaultRegistry) + diskWriteBytesCounter = GetOrRegisterCounter("system/disk/writebytes", DefaultRegistry) } else { log.Debug("Failed to read disk metrics", "err", err) } @@ -82,6 +85,9 @@ func CollectProcessMetrics(refresh time.Duration) { diskReadBytes.Mark(diskstats[location1].ReadBytes - diskstats[location2].ReadBytes) diskWrites.Mark(diskstats[location1].WriteCount - diskstats[location2].WriteCount) diskWriteBytes.Mark(diskstats[location1].WriteBytes - diskstats[location2].WriteBytes) + + diskReadBytesCounter.Inc(diskstats[location1].ReadBytes - diskstats[location2].ReadBytes) + diskWriteBytesCounter.Inc(diskstats[location1].WriteBytes - diskstats[location2].WriteBytes) } time.Sleep(refresh) } diff --git a/swarm/api/api.go b/swarm/api/api.go index 36f19998a..efc03d139 100644 --- a/swarm/api/api.go +++ b/swarm/api/api.go @@ -227,28 +227,28 @@ func NewAPI(fileStore *storage.FileStore, dns Resolver, resourceHandler *mru.Han } // Upload to be used only in TEST -func (a *API) Upload(uploadDir, index string, toEncrypt bool) (hash string, err error) { +func (a *API) Upload(ctx context.Context, uploadDir, index string, toEncrypt bool) (hash string, err error) { fs := NewFileSystem(a) hash, err = fs.Upload(uploadDir, index, toEncrypt) return hash, err } // Retrieve FileStore reader API -func (a *API) Retrieve(addr storage.Address) (reader storage.LazySectionReader, isEncrypted bool) { - return a.fileStore.Retrieve(addr) +func (a *API) Retrieve(ctx context.Context, addr storage.Address) (reader storage.LazySectionReader, isEncrypted bool) { + return a.fileStore.Retrieve(ctx, addr) } // Store wraps the Store API call of the embedded FileStore -func (a *API) Store(data io.Reader, size int64, toEncrypt bool) (addr storage.Address, wait func(), err error) { +func (a *API) Store(ctx context.Context, data io.Reader, size int64, toEncrypt bool) (addr storage.Address, wait func(ctx context.Context) error, err error) { log.Debug("api.store", "size", size) - return a.fileStore.Store(data, size, toEncrypt) + return a.fileStore.Store(ctx, data, size, toEncrypt) } // ErrResolve is returned when an URI cannot be resolved from ENS. type ErrResolve error // Resolve resolves a URI to an Address using the MultiResolver. -func (a *API) Resolve(uri *URI) (storage.Address, error) { +func (a *API) Resolve(ctx context.Context, uri *URI) (storage.Address, error) { apiResolveCount.Inc(1) log.Trace("resolving", "uri", uri.Addr) @@ -286,34 +286,37 @@ func (a *API) Resolve(uri *URI) (storage.Address, error) { } // Put provides singleton manifest creation on top of FileStore store -func (a *API) Put(content, contentType string, toEncrypt bool) (k storage.Address, wait func(), err error) { +func (a *API) Put(ctx context.Context, content string, contentType string, toEncrypt bool) (k storage.Address, wait func(context.Context) error, err error) { apiPutCount.Inc(1) r := strings.NewReader(content) - key, waitContent, err := a.fileStore.Store(r, int64(len(content)), toEncrypt) + key, waitContent, err := a.fileStore.Store(ctx, r, int64(len(content)), toEncrypt) if err != nil { apiPutFail.Inc(1) return nil, nil, err } manifest := fmt.Sprintf(`{"entries":[{"hash":"%v","contentType":"%s"}]}`, key, contentType) r = strings.NewReader(manifest) - key, waitManifest, err := a.fileStore.Store(r, int64(len(manifest)), toEncrypt) + key, waitManifest, err := a.fileStore.Store(ctx, r, int64(len(manifest)), toEncrypt) if err != nil { apiPutFail.Inc(1) return nil, nil, err } - return key, func() { - waitContent() - waitManifest() + return key, func(ctx context.Context) error { + err := waitContent(ctx) + if err != nil { + return err + } + return waitManifest(ctx) }, nil } // Get uses iterative manifest retrieval and prefix matching // to resolve basePath to content using FileStore retrieve // it returns a section reader, mimeType, status, the key of the actual content and an error -func (a *API) Get(manifestAddr storage.Address, path string) (reader storage.LazySectionReader, mimeType string, status int, contentAddr storage.Address, err error) { +func (a *API) Get(ctx context.Context, manifestAddr storage.Address, path string) (reader storage.LazySectionReader, mimeType string, status int, contentAddr storage.Address, err error) { log.Debug("api.get", "key", manifestAddr, "path", path) apiGetCount.Inc(1) - trie, err := loadManifest(a.fileStore, manifestAddr, nil) + trie, err := loadManifest(ctx, a.fileStore, manifestAddr, nil) if err != nil { apiGetNotFound.Inc(1) status = http.StatusNotFound @@ -375,7 +378,7 @@ func (a *API) Get(manifestAddr storage.Address, path string) (reader storage.Laz log.Trace("resource is multihash", "key", manifestAddr) // get the manifest the multihash digest points to - trie, err := loadManifest(a.fileStore, manifestAddr, nil) + trie, err := loadManifest(ctx, a.fileStore, manifestAddr, nil) if err != nil { apiGetNotFound.Inc(1) status = http.StatusNotFound @@ -410,7 +413,7 @@ func (a *API) Get(manifestAddr storage.Address, path string) (reader storage.Laz } mimeType = entry.ContentType log.Debug("content lookup key", "key", contentAddr, "mimetype", mimeType) - reader, _ = a.fileStore.Retrieve(contentAddr) + reader, _ = a.fileStore.Retrieve(ctx, contentAddr) } else { // no entry found status = http.StatusNotFound @@ -422,10 +425,10 @@ func (a *API) Get(manifestAddr storage.Address, path string) (reader storage.Laz } // Modify loads manifest and checks the content hash before recalculating and storing the manifest. -func (a *API) Modify(addr storage.Address, path, contentHash, contentType string) (storage.Address, error) { +func (a *API) Modify(ctx context.Context, addr storage.Address, path, contentHash, contentType string) (storage.Address, error) { apiModifyCount.Inc(1) quitC := make(chan bool) - trie, err := loadManifest(a.fileStore, addr, quitC) + trie, err := loadManifest(ctx, a.fileStore, addr, quitC) if err != nil { apiModifyFail.Inc(1) return nil, err @@ -449,7 +452,7 @@ func (a *API) Modify(addr storage.Address, path, contentHash, contentType string } // AddFile creates a new manifest entry, adds it to swarm, then adds a file to swarm. -func (a *API) AddFile(mhash, path, fname string, content []byte, nameresolver bool) (storage.Address, string, error) { +func (a *API) AddFile(ctx context.Context, mhash, path, fname string, content []byte, nameresolver bool) (storage.Address, string, error) { apiAddFileCount.Inc(1) uri, err := Parse("bzz:/" + mhash) @@ -457,7 +460,7 @@ func (a *API) AddFile(mhash, path, fname string, content []byte, nameresolver bo apiAddFileFail.Inc(1) return nil, "", err } - mkey, err := a.Resolve(uri) + mkey, err := a.Resolve(ctx, uri) if err != nil { apiAddFileFail.Inc(1) return nil, "", err @@ -476,13 +479,13 @@ func (a *API) AddFile(mhash, path, fname string, content []byte, nameresolver bo ModTime: time.Now(), } - mw, err := a.NewManifestWriter(mkey, nil) + mw, err := a.NewManifestWriter(ctx, mkey, nil) if err != nil { apiAddFileFail.Inc(1) return nil, "", err } - fkey, err := mw.AddEntry(bytes.NewReader(content), entry) + fkey, err := mw.AddEntry(ctx, bytes.NewReader(content), entry) if err != nil { apiAddFileFail.Inc(1) return nil, "", err @@ -496,11 +499,10 @@ func (a *API) AddFile(mhash, path, fname string, content []byte, nameresolver bo } return fkey, newMkey.String(), nil - } // RemoveFile removes a file entry in a manifest. -func (a *API) RemoveFile(mhash, path, fname string, nameresolver bool) (string, error) { +func (a *API) RemoveFile(ctx context.Context, mhash string, path string, fname string, nameresolver bool) (string, error) { apiRmFileCount.Inc(1) uri, err := Parse("bzz:/" + mhash) @@ -508,7 +510,7 @@ func (a *API) RemoveFile(mhash, path, fname string, nameresolver bool) (string, apiRmFileFail.Inc(1) return "", err } - mkey, err := a.Resolve(uri) + mkey, err := a.Resolve(ctx, uri) if err != nil { apiRmFileFail.Inc(1) return "", err @@ -519,7 +521,7 @@ func (a *API) RemoveFile(mhash, path, fname string, nameresolver bool) (string, path = path[1:] } - mw, err := a.NewManifestWriter(mkey, nil) + mw, err := a.NewManifestWriter(ctx, mkey, nil) if err != nil { apiRmFileFail.Inc(1) return "", err @@ -542,7 +544,7 @@ func (a *API) RemoveFile(mhash, path, fname string, nameresolver bool) (string, } // AppendFile removes old manifest, appends file entry to new manifest and adds it to Swarm. -func (a *API) AppendFile(mhash, path, fname string, existingSize int64, content []byte, oldAddr storage.Address, offset int64, addSize int64, nameresolver bool) (storage.Address, string, error) { +func (a *API) AppendFile(ctx context.Context, mhash, path, fname string, existingSize int64, content []byte, oldAddr storage.Address, offset int64, addSize int64, nameresolver bool) (storage.Address, string, error) { apiAppendFileCount.Inc(1) buffSize := offset + addSize @@ -552,7 +554,7 @@ func (a *API) AppendFile(mhash, path, fname string, existingSize int64, content buf := make([]byte, buffSize) - oldReader, _ := a.Retrieve(oldAddr) + oldReader, _ := a.Retrieve(ctx, oldAddr) io.ReadAtLeast(oldReader, buf, int(offset)) newReader := bytes.NewReader(content) @@ -575,7 +577,7 @@ func (a *API) AppendFile(mhash, path, fname string, existingSize int64, content apiAppendFileFail.Inc(1) return nil, "", err } - mkey, err := a.Resolve(uri) + mkey, err := a.Resolve(ctx, uri) if err != nil { apiAppendFileFail.Inc(1) return nil, "", err @@ -586,7 +588,7 @@ func (a *API) AppendFile(mhash, path, fname string, existingSize int64, content path = path[1:] } - mw, err := a.NewManifestWriter(mkey, nil) + mw, err := a.NewManifestWriter(ctx, mkey, nil) if err != nil { apiAppendFileFail.Inc(1) return nil, "", err @@ -606,7 +608,7 @@ func (a *API) AppendFile(mhash, path, fname string, existingSize int64, content ModTime: time.Now(), } - fkey, err := mw.AddEntry(io.Reader(combinedReader), entry) + fkey, err := mw.AddEntry(ctx, io.Reader(combinedReader), entry) if err != nil { apiAppendFileFail.Inc(1) return nil, "", err @@ -620,23 +622,22 @@ func (a *API) AppendFile(mhash, path, fname string, existingSize int64, content } return fkey, newMkey.String(), nil - } // BuildDirectoryTree used by swarmfs_unix -func (a *API) BuildDirectoryTree(mhash string, nameresolver bool) (addr storage.Address, manifestEntryMap map[string]*manifestTrieEntry, err error) { +func (a *API) BuildDirectoryTree(ctx context.Context, mhash string, nameresolver bool) (addr storage.Address, manifestEntryMap map[string]*manifestTrieEntry, err error) { uri, err := Parse("bzz:/" + mhash) if err != nil { return nil, nil, err } - addr, err = a.Resolve(uri) + addr, err = a.Resolve(ctx, uri) if err != nil { return nil, nil, err } quitC := make(chan bool) - rootTrie, err := loadManifest(a.fileStore, addr, quitC) + rootTrie, err := loadManifest(ctx, a.fileStore, addr, quitC) if err != nil { return nil, nil, fmt.Errorf("can't load manifest %v: %v", addr.String(), err) } @@ -725,8 +726,8 @@ func (a *API) ResourceIsValidated() bool { } // ResolveResourceManifest retrieves the Mutable Resource manifest for the given address, and returns the address of the metadata chunk. -func (a *API) ResolveResourceManifest(addr storage.Address) (storage.Address, error) { - trie, err := loadManifest(a.fileStore, addr, nil) +func (a *API) ResolveResourceManifest(ctx context.Context, addr storage.Address) (storage.Address, error) { + trie, err := loadManifest(ctx, a.fileStore, addr, nil) if err != nil { return nil, fmt.Errorf("cannot load resource manifest: %v", err) } diff --git a/swarm/api/api_test.go b/swarm/api/api_test.go index e607dd4fc..d1fd49b5b 100644 --- a/swarm/api/api_test.go +++ b/swarm/api/api_test.go @@ -85,7 +85,7 @@ func expResponse(content string, mimeType string, status int) *Response { func testGet(t *testing.T, api *API, bzzhash, path string) *testResponse { addr := storage.Address(common.Hex2Bytes(bzzhash)) - reader, mimeType, status, _, err := api.Get(addr, path) + reader, mimeType, status, _, err := api.Get(context.TODO(), addr, path) if err != nil { t.Fatalf("unexpected error: %v", err) } @@ -109,12 +109,15 @@ func TestApiPut(t *testing.T) { testAPI(t, func(api *API, toEncrypt bool) { content := "hello" exp := expResponse(content, "text/plain", 0) - // exp := expResponse([]byte(content), "text/plain", 0) - addr, wait, err := api.Put(content, exp.MimeType, toEncrypt) + ctx := context.TODO() + addr, wait, err := api.Put(ctx, content, exp.MimeType, toEncrypt) + if err != nil { + t.Fatalf("unexpected error: %v", err) + } + err = wait(ctx) if err != nil { t.Fatalf("unexpected error: %v", err) } - wait() resp := testGet(t, api, addr.Hex(), "") checkResponse(t, resp, exp) }) @@ -226,7 +229,7 @@ func TestAPIResolve(t *testing.T) { if x.immutable { uri.Scheme = "bzz-immutable" } - res, err := api.Resolve(uri) + res, err := api.Resolve(context.TODO(), uri) if err == nil { if x.expectErr != nil { t.Fatalf("expected error %q, got result %q", x.expectErr, res) diff --git a/swarm/api/filesystem.go b/swarm/api/filesystem.go index 297cbec79..adf6bfbaf 100644 --- a/swarm/api/filesystem.go +++ b/swarm/api/filesystem.go @@ -18,6 +18,7 @@ package api import ( "bufio" + "context" "fmt" "io" "net/http" @@ -113,12 +114,13 @@ func (fs *FileSystem) Upload(lpath, index string, toEncrypt bool) (string, error if err == nil { stat, _ := f.Stat() var hash storage.Address - var wait func() - hash, wait, err = fs.api.fileStore.Store(f, stat.Size(), toEncrypt) + var wait func(context.Context) error + ctx := context.TODO() + hash, wait, err = fs.api.fileStore.Store(ctx, f, stat.Size(), toEncrypt) if hash != nil { list[i].Hash = hash.Hex() } - wait() + err = wait(ctx) awg.Done() if err == nil { first512 := make([]byte, 512) @@ -189,7 +191,7 @@ func (fs *FileSystem) Download(bzzpath, localpath string) error { if err != nil { return err } - addr, err := fs.api.Resolve(uri) + addr, err := fs.api.Resolve(context.TODO(), uri) if err != nil { return err } @@ -200,7 +202,7 @@ func (fs *FileSystem) Download(bzzpath, localpath string) error { } quitC := make(chan bool) - trie, err := loadManifest(fs.api.fileStore, addr, quitC) + trie, err := loadManifest(context.TODO(), fs.api.fileStore, addr, quitC) if err != nil { log.Warn(fmt.Sprintf("fs.Download: loadManifestTrie error: %v", err)) return err @@ -273,7 +275,7 @@ func retrieveToFile(quitC chan bool, fileStore *storage.FileStore, addr storage. if err != nil { return err } - reader, _ := fileStore.Retrieve(addr) + reader, _ := fileStore.Retrieve(context.TODO(), addr) writer := bufio.NewWriter(f) size, err := reader.Size(quitC) if err != nil { diff --git a/swarm/api/filesystem_test.go b/swarm/api/filesystem_test.go index 915dc4e0b..84a2989d6 100644 --- a/swarm/api/filesystem_test.go +++ b/swarm/api/filesystem_test.go @@ -18,6 +18,7 @@ package api import ( "bytes" + "context" "io/ioutil" "os" "path/filepath" @@ -63,7 +64,7 @@ func TestApiDirUpload0(t *testing.T) { checkResponse(t, resp, exp) addr := storage.Address(common.Hex2Bytes(bzzhash)) - _, _, _, _, err = api.Get(addr, "") + _, _, _, _, err = api.Get(context.TODO(), addr, "") if err == nil { t.Fatalf("expected error: %v", err) } @@ -95,7 +96,7 @@ func TestApiDirUploadModify(t *testing.T) { } addr := storage.Address(common.Hex2Bytes(bzzhash)) - addr, err = api.Modify(addr, "index.html", "", "") + addr, err = api.Modify(context.TODO(), addr, "index.html", "", "") if err != nil { t.Errorf("unexpected error: %v", err) return @@ -105,18 +106,23 @@ func TestApiDirUploadModify(t *testing.T) { t.Errorf("unexpected error: %v", err) return } - hash, wait, err := api.Store(bytes.NewReader(index), int64(len(index)), toEncrypt) - wait() + ctx := context.TODO() + hash, wait, err := api.Store(ctx, bytes.NewReader(index), int64(len(index)), toEncrypt) if err != nil { t.Errorf("unexpected error: %v", err) return } - addr, err = api.Modify(addr, "index2.html", hash.Hex(), "text/html; charset=utf-8") + err = wait(ctx) if err != nil { t.Errorf("unexpected error: %v", err) return } - addr, err = api.Modify(addr, "img/logo.png", hash.Hex(), "text/html; charset=utf-8") + addr, err = api.Modify(context.TODO(), addr, "index2.html", hash.Hex(), "text/html; charset=utf-8") + if err != nil { + t.Errorf("unexpected error: %v", err) + return + } + addr, err = api.Modify(context.TODO(), addr, "img/logo.png", hash.Hex(), "text/html; charset=utf-8") if err != nil { t.Errorf("unexpected error: %v", err) return @@ -137,7 +143,7 @@ func TestApiDirUploadModify(t *testing.T) { exp = expResponse(content, "text/css", 0) checkResponse(t, resp, exp) - _, _, _, _, err = api.Get(addr, "") + _, _, _, _, err = api.Get(context.TODO(), addr, "") if err == nil { t.Errorf("expected error: %v", err) } diff --git a/swarm/api/http/error.go b/swarm/api/http/error.go index 5fff7575e..254a0e8d4 100644 --- a/swarm/api/http/error.go +++ b/swarm/api/http/error.go @@ -147,6 +147,14 @@ func Respond(w http.ResponseWriter, req *Request, msg string, code int) { switch code { case http.StatusInternalServerError: log.Output(msg, log.LvlError, l.CallDepth, "ruid", req.ruid, "code", code) + case http.StatusMultipleChoices: + log.Output(msg, log.LvlDebug, l.CallDepth, "ruid", req.ruid, "code", code) + listURI := api.URI{ + Scheme: "bzz-list", + Addr: req.uri.Addr, + Path: req.uri.Path, + } + additionalMessage = fmt.Sprintf(`<a href="/%s">multiple choices</a>`, listURI.String()) default: log.Output(msg, log.LvlDebug, l.CallDepth, "ruid", req.ruid, "code", code) } diff --git a/swarm/api/http/error_templates.go b/swarm/api/http/error_templates.go index f3c643c90..78f24065a 100644 --- a/swarm/api/http/error_templates.go +++ b/swarm/api/http/error_templates.go @@ -38,6 +38,26 @@ func GetGenericErrorPage() string { <meta name="description" content="Ethereum/Swarm error page"> <link rel="shortcut icon" type="image/x-icon" href="data:image/png;base64,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"/> <style> + html, body { + margin: 0; + padding 0; + height: 100%; + } + body { + display: flex; + flex-direction: column; + } + content { + flex: 1 0 auto; + background-color: #FCEFD3; + } + footer { + flex-shrink: 0; + background-color: #ffa500; + font-size: 1em; + text-align: center; + padding: 20px; + } body, div, header, footer { margin: 0; @@ -217,20 +237,25 @@ func GetNotFoundErrorPage() string { <meta name="description" content="Ethereum/Swarm error page"> <link rel="shortcut icon" type="image/x-icon" href="data:image/png;base64,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"/> <style> - - body, div, header, footer { + html, body { margin: 0; - padding: 0; + padding 0; + height: 100%; } - body { - overflow: hidden; + display: flex; + flex-direction: column; } - - .container { - min-width: 100%; - min-height: 100%; - max-height: 100%; + content { + flex: 1 0 auto; + background-color: #FCEFD3; + } + footer { + flex-shrink: 0; + background-color: #ffa500; + font-size: 1em; + text-align: center; + padding: 20px; } header { @@ -266,12 +291,7 @@ func GetNotFoundErrorPage() string { content-body { display: block; margin: 0 auto; - /* width: 50%; */ - min-height: 60vh; - max-height: 60vh; padding: 50px 20px; - opacity: 0.6; - background-color: #FCEFD3; } table { @@ -299,7 +319,6 @@ func GetNotFoundErrorPage() string { } footer { - height: 20vh; background-color: #ffa500; font-size: 1em; text-align: center; @@ -313,7 +332,7 @@ func GetNotFoundErrorPage() string { <body> - <div class="container"> + <content> <header> <div class="header-left"> @@ -337,10 +356,6 @@ func GetNotFoundErrorPage() string { </thead> <tbody> <tr> - <td class="key"> - </td> - </tr> - <tr> <td class="value"> {{.Msg}} </td> @@ -367,16 +382,14 @@ func GetNotFoundErrorPage() string { </table> </section> </content-body> + </content> - <footer> - <p> - Swarm: Serverless Hosting Incentivised Peer-To-Peer Storage And Content Distribution<br/> - <a href="/bzz:/theswarm.eth">Swarm</a> - </p> - </footer> - + <footer> + <p> + <a href="/bzz:/theswarm.eth">Swarm</a>: Serverless Hosting Incentivised peer-to-peer Storage and Content Distribution + </p> + </footer> - </div> </body> </html> @@ -398,20 +411,25 @@ func GetMultipleChoicesErrorPage() string { <meta name="description" content="Ethereum/Swarm multiple options page"> <link rel="shortcut icon" type="image/x-icon" href="data:image/png;base64,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"/> <style> - - body, div, header, footer { + html, body { margin: 0; - padding: 0; + padding 0; + height: 100%; } - body { - overflow: hidden; + display: flex; + flex-direction: column; } - - .container { - min-width: 100%; - min-height: 100%; - max-height: 100%; + content { + flex: 1 0 auto; + background-color: #FCEFD3; + } + footer { + flex-shrink: 0; + background-color: #ffa500; + font-size: 1em; + text-align: center; + padding: 20px; } header { @@ -447,12 +465,7 @@ func GetMultipleChoicesErrorPage() string { content-body { display: block; margin: 0 auto; - /* width: 50%; */ - min-height: 60vh; - max-height: 60vh; padding: 50px 20px; - opacity: 0.6; - background-color: #FCEFD3; } table { @@ -480,13 +493,11 @@ func GetMultipleChoicesErrorPage() string { } footer { - height: 20vh; background-color: #ffa500; font-size: 1em; text-align: center; padding: 20px; } - </style> <title>Swarm::HTTP Disambiguation Page</title> @@ -494,7 +505,7 @@ func GetMultipleChoicesErrorPage() string { <body> - <div class="container"> + <content> <header> <div class="header-left"> @@ -513,23 +524,12 @@ func GetMultipleChoicesErrorPage() string { <table> <thead> <td style="height: 150px; font-size: 1.3em; color: black; font-weight: bold"> - Your request yields ambiguous results! + Your request may refer to {{ .Details}}. </td> </thead> <tbody> <tr> <td class="key"> - Your request may refer to: - </td> - </tr> - <tr> - <td class="value"> - {{ .Details}} - </td> - </tr> - - <tr> - <td class="key"> Error code: </td> </tr> @@ -543,16 +543,14 @@ func GetMultipleChoicesErrorPage() string { </table> </section> </content-body> + </content> - <footer> - <p> - Swarm: Serverless Hosting Incentivised Peer-To-Peer Storage And Content Distribution<br/> - <a href="/bzz:/theswarm.eth">Swarm</a> - </p> - </footer> + <footer> + <p> + <a href="/bzz:/theswarm.eth">Swarm</a>: Serverless Hosting Incentivised peer-to-peer Storage and Content Distribution + </p> + </footer> - - </div> </body> </html> 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 } diff --git a/swarm/api/http/server_test.go b/swarm/api/http/server_test.go index 9fb21f7a3..bfbc0a79d 100644 --- a/swarm/api/http/server_test.go +++ b/swarm/api/http/server_test.go @@ -18,6 +18,7 @@ package http import ( "bytes" + "context" "crypto/rand" "encoding/json" "errors" @@ -382,15 +383,19 @@ func testBzzGetPath(encrypted bool, t *testing.T) { for i, mf := range testmanifest { reader[i] = bytes.NewReader([]byte(mf)) - var wait func() - addr[i], wait, err = srv.FileStore.Store(reader[i], int64(len(mf)), encrypted) + var wait func(context.Context) error + ctx := context.TODO() + addr[i], wait, err = srv.FileStore.Store(ctx, reader[i], int64(len(mf)), encrypted) for j := i + 1; j < len(testmanifest); j++ { testmanifest[j] = strings.Replace(testmanifest[j], fmt.Sprintf("<key%v>", i), addr[i].Hex(), -1) } if err != nil { t.Fatal(err) } - wait() + err = wait(ctx) + if err != nil { + t.Fatal(err) + } } rootRef := addr[2].Hex() diff --git a/swarm/api/http/templates.go b/swarm/api/http/templates.go index ffd816493..8897b9694 100644 --- a/swarm/api/http/templates.go +++ b/swarm/api/http/templates.go @@ -79,20 +79,25 @@ var landingPageTemplate = template.Must(template.New("landingPage").Parse(` <meta http-equiv="X-UA-Compatible" ww="chrome=1"> <meta name="description" content="Ethereum/Swarm Landing page"> <style> - - body, div, header, footer { + html, body { margin: 0; - padding: 0; + padding 0; + height: 100%; } - body { - overflow: hidden; + display: flex; + flex-direction: column; } - - .container { - min-width: 100%; - min-height: 100%; - max-height: 100%; + content { + flex: 1 0 auto; + background-color: #FCEFD3; + } + footer { + flex-shrink: 0; + background-color: #ffa500; + font-size: 1em; + text-align: center; + padding: 20px; } header { @@ -129,12 +134,7 @@ var landingPageTemplate = template.Must(template.New("landingPage").Parse(` display: block; margin: 0 auto; text-align: center; - /* width: 50%; */ - min-height: 60vh; - max-height: 60vh; padding: 50px 20px; - opacity: 0.6; - background-color: #A9F5BF; } table { @@ -160,55 +160,46 @@ var landingPageTemplate = template.Must(template.New("landingPage").Parse(` color: red; font-weight: bold } - - footer { - height: 20vh; - background-color: #ffa500; - font-size: 1em; - text-align: center; - padding: 20px; - } - </style> <title>Swarm :: Welcome to Swarm</title> </head> - <body> - - - <header> - <div class="header-left"> - <img style="height:18vh;margin-left:40px" 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"/> - </div> - <div class="page-title"> - <h1>Welcome to Swarm</h1> - </div> - </header> - - <script type="text/javascript"> - function goToPage() { - var page = document.getElementById('page').value; - if (page == "") { - var page = "theswarm.eth" - } - var address = "/bzz:/" + page; - location.href = address; - console.log(address) - } - </script> - <content-body> - - <h1>Enter the hash or ENS of a Swarm-hosted file below:</h1> - <input type="text" id="page" size="64"/> - <input type="submit" value="submit" onclick="goToPage();" /> - - </content-body> - <footer> - <p> - Swarm: Serverless Hosting Incentivised Peer-To-Peer Storage And Content Distribution<br/> - <a href="/bzz:/theswarm.eth">Swarm</a> - </p> - </footer> - +<body> + <content> + <header> + <div class="header-left"> + <img style="height:18vh;margin-left:40px" src="data:image/png;base64,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"/> + </div> + <div class="page-title"> + <h1>Welcome to Swarm</h1> + </div> + </header> + + <script type="text/javascript"> + function goToPage() { + var page = document.getElementById('page').value; + if (page == "") { + var page = "theswarm.eth" + } + var address = "/bzz:/" + page; + location.href = address; + console.log(address) + } + </script> + <content-body> + + <h1>Enter the hash or ENS of a Swarm-hosted file below:</h1> + <form action="javascript:goToPage();"> + <input type="text" id="page" size="64"/> + <input type="submit" value="submit" onclick="goToPage();" /> + </form> + </content-body> + </content> + <footer> + <p> + <a href="/bzz:/theswarm.eth">Swarm</a>: Serverless Hosting Incentivised peer-to-peer Storage and Content Distribution + </p> + </footer> + </body> </html> `[1:])) diff --git a/swarm/api/manifest.go b/swarm/api/manifest.go index 28597636e..78d1418bc 100644 --- a/swarm/api/manifest.go +++ b/swarm/api/manifest.go @@ -18,6 +18,7 @@ package api import ( "bytes" + "context" "encoding/json" "errors" "fmt" @@ -61,20 +62,20 @@ type ManifestList struct { } // NewManifest creates and stores a new, empty manifest -func (a *API) NewManifest(toEncrypt bool) (storage.Address, error) { +func (a *API) NewManifest(ctx context.Context, toEncrypt bool) (storage.Address, error) { var manifest Manifest data, err := json.Marshal(&manifest) if err != nil { return nil, err } - key, wait, err := a.Store(bytes.NewReader(data), int64(len(data)), toEncrypt) - wait() + key, wait, err := a.Store(ctx, bytes.NewReader(data), int64(len(data)), toEncrypt) + wait(ctx) return key, err } // Manifest hack for supporting Mutable Resource Updates from the bzz: scheme // see swarm/api/api.go:API.Get() for more information -func (a *API) NewResourceManifest(resourceAddr string) (storage.Address, error) { +func (a *API) NewResourceManifest(ctx context.Context, resourceAddr string) (storage.Address, error) { var manifest Manifest entry := ManifestEntry{ Hash: resourceAddr, @@ -85,7 +86,7 @@ func (a *API) NewResourceManifest(resourceAddr string) (storage.Address, error) if err != nil { return nil, err } - key, _, err := a.Store(bytes.NewReader(data), int64(len(data)), false) + key, _, err := a.Store(ctx, bytes.NewReader(data), int64(len(data)), false) return key, err } @@ -96,8 +97,8 @@ type ManifestWriter struct { quitC chan bool } -func (a *API) NewManifestWriter(addr storage.Address, quitC chan bool) (*ManifestWriter, error) { - trie, err := loadManifest(a.fileStore, addr, quitC) +func (a *API) NewManifestWriter(ctx context.Context, addr storage.Address, quitC chan bool) (*ManifestWriter, error) { + trie, err := loadManifest(ctx, a.fileStore, addr, quitC) if err != nil { return nil, fmt.Errorf("error loading manifest %s: %s", addr, err) } @@ -105,9 +106,8 @@ func (a *API) NewManifestWriter(addr storage.Address, quitC chan bool) (*Manifes } // AddEntry stores the given data and adds the resulting key to the manifest -func (m *ManifestWriter) AddEntry(data io.Reader, e *ManifestEntry) (storage.Address, error) { - - key, _, err := m.api.Store(data, e.Size, m.trie.encrypted) +func (m *ManifestWriter) AddEntry(ctx context.Context, data io.Reader, e *ManifestEntry) (storage.Address, error) { + key, _, err := m.api.Store(ctx, data, e.Size, m.trie.encrypted) if err != nil { return nil, err } @@ -136,8 +136,8 @@ type ManifestWalker struct { quitC chan bool } -func (a *API) NewManifestWalker(addr storage.Address, quitC chan bool) (*ManifestWalker, error) { - trie, err := loadManifest(a.fileStore, addr, quitC) +func (a *API) NewManifestWalker(ctx context.Context, addr storage.Address, quitC chan bool) (*ManifestWalker, error) { + trie, err := loadManifest(ctx, a.fileStore, addr, quitC) if err != nil { return nil, fmt.Errorf("error loading manifest %s: %s", addr, err) } @@ -204,10 +204,10 @@ type manifestTrieEntry struct { subtrie *manifestTrie } -func loadManifest(fileStore *storage.FileStore, hash storage.Address, quitC chan bool) (trie *manifestTrie, err error) { // non-recursive, subtrees are downloaded on-demand +func loadManifest(ctx context.Context, fileStore *storage.FileStore, hash storage.Address, quitC chan bool) (trie *manifestTrie, err error) { // non-recursive, subtrees are downloaded on-demand log.Trace("manifest lookup", "key", hash) // retrieve manifest via FileStore - manifestReader, isEncrypted := fileStore.Retrieve(hash) + manifestReader, isEncrypted := fileStore.Retrieve(ctx, hash) log.Trace("reader retrieved", "key", hash) return readManifest(manifestReader, hash, fileStore, isEncrypted, quitC) } @@ -382,8 +382,12 @@ func (mt *manifestTrie) recalcAndStore() error { } sr := bytes.NewReader(manifest) - key, wait, err2 := mt.fileStore.Store(sr, int64(len(manifest)), mt.encrypted) - wait() + ctx := context.TODO() + key, wait, err2 := mt.fileStore.Store(ctx, sr, int64(len(manifest)), mt.encrypted) + if err2 != nil { + return err2 + } + err2 = wait(ctx) mt.ref = key return err2 } @@ -391,7 +395,7 @@ func (mt *manifestTrie) recalcAndStore() error { func (mt *manifestTrie) loadSubTrie(entry *manifestTrieEntry, quitC chan bool) (err error) { if entry.subtrie == nil { hash := common.Hex2Bytes(entry.Hash) - entry.subtrie, err = loadManifest(mt.fileStore, hash, quitC) + entry.subtrie, err = loadManifest(context.TODO(), mt.fileStore, hash, quitC) entry.Hash = "" // might not match, should be recalculated } return diff --git a/swarm/api/storage.go b/swarm/api/storage.go index 6ab4af6c4..8646dc41f 100644 --- a/swarm/api/storage.go +++ b/swarm/api/storage.go @@ -17,6 +17,7 @@ package api import ( + "context" "path" "github.com/ethereum/go-ethereum/swarm/storage" @@ -45,8 +46,8 @@ func NewStorage(api *API) *Storage { // its content type // // DEPRECATED: Use the HTTP API instead -func (s *Storage) Put(content, contentType string, toEncrypt bool) (storage.Address, func(), error) { - return s.api.Put(content, contentType, toEncrypt) +func (s *Storage) Put(ctx context.Context, content string, contentType string, toEncrypt bool) (storage.Address, func(context.Context) error, error) { + return s.api.Put(ctx, content, contentType, toEncrypt) } // Get retrieves the content from bzzpath and reads the response in full @@ -57,16 +58,16 @@ func (s *Storage) Put(content, contentType string, toEncrypt bool) (storage.Addr // size is resp.Size // // DEPRECATED: Use the HTTP API instead -func (s *Storage) Get(bzzpath string) (*Response, error) { +func (s *Storage) Get(ctx context.Context, bzzpath string) (*Response, error) { uri, err := Parse(path.Join("bzz:/", bzzpath)) if err != nil { return nil, err } - addr, err := s.api.Resolve(uri) + addr, err := s.api.Resolve(ctx, uri) if err != nil { return nil, err } - reader, mimeType, status, _, err := s.api.Get(addr, uri.Path) + reader, mimeType, status, _, err := s.api.Get(ctx, addr, uri.Path) if err != nil { return nil, err } @@ -87,16 +88,16 @@ func (s *Storage) Get(bzzpath string) (*Response, error) { // and merge on to it. creating an entry w conentType (mime) // // DEPRECATED: Use the HTTP API instead -func (s *Storage) Modify(rootHash, path, contentHash, contentType string) (newRootHash string, err error) { +func (s *Storage) Modify(ctx context.Context, rootHash, path, contentHash, contentType string) (newRootHash string, err error) { uri, err := Parse("bzz:/" + rootHash) if err != nil { return "", err } - addr, err := s.api.Resolve(uri) + addr, err := s.api.Resolve(ctx, uri) if err != nil { return "", err } - addr, err = s.api.Modify(addr, path, contentHash, contentType) + addr, err = s.api.Modify(ctx, addr, path, contentHash, contentType) if err != nil { return "", err } diff --git a/swarm/api/storage_test.go b/swarm/api/storage_test.go index 9d23e8f13..ef96972b6 100644 --- a/swarm/api/storage_test.go +++ b/swarm/api/storage_test.go @@ -17,6 +17,7 @@ package api import ( + "context" "testing" ) @@ -31,18 +32,22 @@ func TestStoragePutGet(t *testing.T) { content := "hello" exp := expResponse(content, "text/plain", 0) // exp := expResponse([]byte(content), "text/plain", 0) - bzzkey, wait, err := api.Put(content, exp.MimeType, toEncrypt) + ctx := context.TODO() + bzzkey, wait, err := api.Put(ctx, content, exp.MimeType, toEncrypt) + if err != nil { + t.Fatalf("unexpected error: %v", err) + } + err = wait(ctx) if err != nil { t.Fatalf("unexpected error: %v", err) } - wait() bzzhash := bzzkey.Hex() // to check put against the API#Get resp0 := testGet(t, api.api, bzzhash, "") checkResponse(t, resp0, exp) // check storage#Get - resp, err := api.Get(bzzhash) + resp, err := api.Get(context.TODO(), bzzhash) if err != nil { t.Fatalf("unexpected error: %v", err) } diff --git a/swarm/bmt/bmt.go b/swarm/bmt/bmt.go index 71aee2495..835587020 100644 --- a/swarm/bmt/bmt.go +++ b/swarm/bmt/bmt.go @@ -117,10 +117,7 @@ func NewTreePool(hasher BaseHasherFunc, segmentCount, capacity int) *TreePool { zerohashes[0] = zeros h := hasher() for i := 1; i < depth; i++ { - h.Reset() - h.Write(zeros) - h.Write(zeros) - zeros = h.Sum(nil) + zeros = doHash(h, nil, zeros, zeros) zerohashes[i] = zeros } return &TreePool{ @@ -318,41 +315,19 @@ func (h *Hasher) Sum(b []byte) (r []byte) { // * if sequential write is used (can read sections) func (h *Hasher) sum(b []byte, release, section bool) (r []byte) { t := h.bmt - h.finalise(section) - if t.offset > 0 { // get the last node (double segment) - - // padding the segment with zero - copy(t.segment[t.offset:], h.pool.zerohashes[0]) - } - if section { - if t.cur%2 == 1 { - // if just finished current segment, copy it to the right half of the chunk - copy(t.section[h.pool.SegmentSize:], t.segment) - } else { - // copy segment to front of section, zero pad the right half - copy(t.section, t.segment) - copy(t.section[h.pool.SegmentSize:], h.pool.zerohashes[0]) - } - h.writeSection(t.cur, t.section) - } else { - // TODO: h.writeSegment(t.cur, t.segment) - panic("SegmentWriter not implemented") - } + bh := h.pool.hasher() + go h.writeSection(t.cur, t.section, true) bmtHash := <-t.result span := t.span - + // fmt.Println(t.draw(bmtHash)) if release { h.releaseTree() } - // sha3(span + BMT(pure_chunk)) + // b + sha3(span + BMT(pure_chunk)) if span == nil { - return bmtHash + return append(b, bmtHash...) } - bh := h.pool.hasher() - bh.Reset() - bh.Write(span) - bh.Write(bmtHash) - return bh.Sum(b) + return doHash(bh, b, span, bmtHash) } // Hasher implements the SwarmHash interface @@ -367,37 +342,41 @@ func (h *Hasher) Write(b []byte) (int, error) { return 0, nil } t := h.bmt - need := (h.pool.SegmentCount - t.cur) * h.pool.SegmentSize - if l < need { - need = l - } - // calculate missing bit to complete current open segment - rest := h.pool.SegmentSize - t.offset - if need < rest { - rest = need - } - copy(t.segment[t.offset:], b[:rest]) - need -= rest - size := (t.offset + rest) % h.pool.SegmentSize - // read full segments and the last possibly partial segment - for need > 0 { - // push all finished chunks we read - if t.cur%2 == 0 { - copy(t.section, t.segment) - } else { - copy(t.section[h.pool.SegmentSize:], t.segment) - h.writeSection(t.cur, t.section) + secsize := 2 * h.pool.SegmentSize + // calculate length of missing bit to complete current open section + smax := secsize - t.offset + // if at the beginning of chunk or middle of the section + if t.offset < secsize { + // fill up current segment from buffer + copy(t.section[t.offset:], b) + // if input buffer consumed and open section not complete, then + // advance offset and return + if smax == 0 { + smax = secsize + } + if l <= smax { + t.offset += l + return l, nil } - size = h.pool.SegmentSize - if need < size { - size = need + } else { + if t.cur == h.pool.SegmentCount*2 { + return 0, nil } - copy(t.segment, b[rest:rest+size]) - need -= size - rest += size + } + // read full segments and the last possibly partial segment from the input buffer + for smax < l { + // section complete; push to tree asynchronously + go h.writeSection(t.cur, t.section, false) + // reset section + t.section = make([]byte, secsize) + // copy from imput buffer at smax to right half of section + copy(t.section, b[smax:]) + // advance cursor t.cur++ + // smax here represents successive offsets in the input buffer + smax += secsize } - t.offset = size % h.pool.SegmentSize + t.offset = l - smax + secsize return l, nil } @@ -426,6 +405,8 @@ func (h *Hasher) releaseTree() { t.span = nil t.hash = nil h.bmt = nil + t.section = make([]byte, h.pool.SegmentSize*2) + t.segment = make([]byte, h.pool.SegmentSize) h.pool.release(t) } } @@ -435,29 +416,37 @@ func (h *Hasher) releaseTree() { // go h.run(h.bmt.leaves[i/2], h.pool.hasher(), i%2 == 0, s) // } -// writeSection writes the hash of i/2-th segction into right level 1 node of the BMT tree -func (h *Hasher) writeSection(i int, section []byte) { - n := h.bmt.leaves[i/2] +// writeSection writes the hash of i-th section into level 1 node of the BMT tree +func (h *Hasher) writeSection(i int, section []byte, final bool) { + // select the leaf node for the section + n := h.bmt.leaves[i] isLeft := n.isLeft n = n.parent bh := h.pool.hasher() - bh.Write(section) - go func() { - sum := bh.Sum(nil) - if n == nil { - h.bmt.result <- sum - return - } - h.run(n, bh, isLeft, sum) - }() + // hash the section + s := doHash(bh, nil, section) + // write hash into parent node + if final { + // for the last segment use writeFinalNode + h.writeFinalNode(1, n, bh, isLeft, s) + } else { + h.writeNode(n, bh, isLeft, s) + } } -// run pushes the data to the node +// writeNode pushes the data to the node // if it is the first of 2 sisters written the routine returns // if it is the second, it calculates the hash and writes it // to the parent node recursively -func (h *Hasher) run(n *node, bh hash.Hash, isLeft bool, s []byte) { +func (h *Hasher) writeNode(n *node, bh hash.Hash, isLeft bool, s []byte) { + level := 1 for { + // at the root of the bmt just write the result to the result channel + if n == nil { + h.bmt.result <- s + return + } + // otherwise assign child hash to branc if isLeft { n.left = s } else { @@ -467,44 +456,68 @@ func (h *Hasher) run(n *node, bh hash.Hash, isLeft bool, s []byte) { if n.toggle() { return } - // the second thread now can be sure both left and right children are written - // it calculates the hash of left|right and take it to the next level - bh.Reset() - bh.Write(n.left) - bh.Write(n.right) - s = bh.Sum(nil) - - // at the root of the bmt just write the result to the result channel - if n.parent == nil { - h.bmt.result <- s - return - } - - // otherwise iterate on parent + // the thread coming later now can be sure both left and right children are written + // it calculates the hash of left|right and pushes it to the parent + s = doHash(bh, nil, n.left, n.right) isLeft = n.isLeft n = n.parent + level++ } } -// finalise is following the path starting from the final datasegment to the +// writeFinalNode is following the path starting from the final datasegment to the // BMT root via parents // for unbalanced trees it fills in the missing right sister nodes using // the pool's lookup table for BMT subtree root hashes for all-zero sections -func (h *Hasher) finalise(skip bool) { - t := h.bmt - isLeft := t.cur%2 == 0 - n := t.leaves[t.cur/2] - for level := 0; n != nil; level++ { - // when the final segment's path is going via left child node - // we include an all-zero subtree hash for the right level and toggle the node. - // when the path is going through right child node, nothing to do - if isLeft && !skip { +// otherwise behaves like `writeNode` +func (h *Hasher) writeFinalNode(level int, n *node, bh hash.Hash, isLeft bool, s []byte) { + + for { + // at the root of the bmt just write the result to the result channel + if n == nil { + if s != nil { + h.bmt.result <- s + } + return + } + var noHash bool + if isLeft { + // coming from left sister branch + // when the final section's path is going via left child node + // we include an all-zero subtree hash for the right level and toggle the node. + // when the path is going through right child node, nothing to do n.right = h.pool.zerohashes[level] - n.toggle() + if s != nil { + n.left = s + // if a left final node carries a hash, it must be the first (and only thread) + // so the toggle is already in passive state no need no call + // yet thread needs to carry on pushing hash to parent + } else { + // if again first thread then propagate nil and calculate no hash + noHash = n.toggle() + } + } else { + // right sister branch + // if s is nil, then thread arrived first at previous node and here there will be two, + // so no need to do anything + if s != nil { + n.right = s + noHash = n.toggle() + } else { + noHash = true + } + } + // the child-thread first arriving will just continue resetting s to nil + // the second thread now can be sure both left and right children are written + // it calculates the hash of left|right and pushes it to the parent + if noHash { + s = nil + } else { + s = doHash(bh, nil, n.left, n.right) } - skip = false isLeft = n.isLeft n = n.parent + level++ } } @@ -525,6 +538,15 @@ func (n *node) toggle() bool { return atomic.AddInt32(&n.state, 1)%2 == 1 } +// calculates the hash of the data using hash.Hash +func doHash(h hash.Hash, b []byte, data ...[]byte) []byte { + h.Reset() + for _, v := range data { + h.Write(v) + } + return h.Sum(b) +} + func hashstr(b []byte) string { end := len(b) if end > 4 { diff --git a/swarm/bmt/bmt_r.go b/swarm/bmt/bmt_r.go index c61d2dc73..0cb6c146f 100644 --- a/swarm/bmt/bmt_r.go +++ b/swarm/bmt/bmt_r.go @@ -80,6 +80,5 @@ func (rh *RefHasher) hash(data []byte, length int) []byte { } rh.hasher.Reset() rh.hasher.Write(section) - s := rh.hasher.Sum(nil) - return s + return rh.hasher.Sum(nil) } diff --git a/swarm/bmt/bmt_test.go b/swarm/bmt/bmt_test.go index e074d90e7..ae40eadab 100644 --- a/swarm/bmt/bmt_test.go +++ b/swarm/bmt/bmt_test.go @@ -34,12 +34,12 @@ import ( // the actual data length generated (could be longer than max datalength of the BMT) const BufferSize = 4128 +var counts = []int{1, 2, 3, 4, 5, 8, 9, 15, 16, 17, 32, 37, 42, 53, 63, 64, 65, 111, 127, 128} + +// calculates the Keccak256 SHA3 hash of the data func sha3hash(data ...[]byte) []byte { h := sha3.NewKeccak256() - for _, v := range data { - h.Write(v) - } - return h.Sum(nil) + return doHash(h, nil, data...) } // TestRefHasher tests that the RefHasher computes the expected BMT hash for @@ -129,31 +129,48 @@ func TestRefHasher(t *testing.T) { } } -func TestHasherCorrectness(t *testing.T) { - err := testHasher(testBaseHasher) - if err != nil { - t.Fatal(err) +// tests if hasher responds with correct hash +func TestHasherEmptyData(t *testing.T) { + hasher := sha3.NewKeccak256 + var data []byte + for _, count := range counts { + t.Run(fmt.Sprintf("%d_segments", count), func(t *testing.T) { + pool := NewTreePool(hasher, count, PoolSize) + defer pool.Drain(0) + bmt := New(pool) + rbmt := NewRefHasher(hasher, count) + refHash := rbmt.Hash(data) + expHash := Hash(bmt, nil, data) + if !bytes.Equal(expHash, refHash) { + t.Fatalf("hash mismatch with reference. expected %x, got %x", refHash, expHash) + } + }) } } -func testHasher(f func(BaseHasherFunc, []byte, int, int) error) error { +func TestHasherCorrectness(t *testing.T) { data := newData(BufferSize) hasher := sha3.NewKeccak256 size := hasher().Size() - counts := []int{1, 2, 3, 4, 5, 8, 16, 32, 64, 128} var err error for _, count := range counts { - max := count * size - incr := 1 - for n := 1; n <= max; n += incr { - err = f(hasher, data, n, count) - if err != nil { - return err + t.Run(fmt.Sprintf("segments_%v", count), func(t *testing.T) { + max := count * size + incr := 1 + capacity := 1 + pool := NewTreePool(hasher, count, capacity) + defer pool.Drain(0) + for n := 0; n <= max; n += incr { + incr = 1 + rand.Intn(5) + bmt := New(pool) + err = testHasherCorrectness(bmt, hasher, data, n, count) + if err != nil { + t.Fatal(err) + } } - } + }) } - return nil } // Tests that the BMT hasher can be synchronously reused with poolsizes 1 and PoolSize @@ -215,12 +232,69 @@ LOOP: } } -// helper function that creates a tree pool -func testBaseHasher(hasher BaseHasherFunc, d []byte, n, count int) error { - pool := NewTreePool(hasher, count, 1) - defer pool.Drain(0) - bmt := New(pool) - return testHasherCorrectness(bmt, hasher, d, n, count) +// Tests BMT Hasher io.Writer interface is working correctly +// even multiple short random write buffers +func TestBMTHasherWriterBuffers(t *testing.T) { + hasher := sha3.NewKeccak256 + + for _, count := range counts { + t.Run(fmt.Sprintf("%d_segments", count), func(t *testing.T) { + errc := make(chan error) + pool := NewTreePool(hasher, count, PoolSize) + defer pool.Drain(0) + n := count * 32 + bmt := New(pool) + data := newData(n) + rbmt := NewRefHasher(hasher, count) + refHash := rbmt.Hash(data) + expHash := Hash(bmt, nil, data) + if !bytes.Equal(expHash, refHash) { + t.Fatalf("hash mismatch with reference. expected %x, got %x", refHash, expHash) + } + attempts := 10 + f := func() error { + bmt := New(pool) + bmt.Reset() + var buflen int + for offset := 0; offset < n; offset += buflen { + buflen = rand.Intn(n-offset) + 1 + read, err := bmt.Write(data[offset : offset+buflen]) + if err != nil { + return err + } + if read != buflen { + return fmt.Errorf("incorrect read. expected %v bytes, got %v", buflen, read) + } + } + hash := bmt.Sum(nil) + if !bytes.Equal(hash, expHash) { + return fmt.Errorf("hash mismatch. expected %x, got %x", hash, expHash) + } + return nil + } + + for j := 0; j < attempts; j++ { + go func() { + errc <- f() + }() + } + timeout := time.NewTimer(2 * time.Second) + for { + select { + case err := <-errc: + if err != nil { + t.Fatal(err) + } + attempts-- + if attempts == 0 { + return + } + case <-timeout.C: + t.Fatalf("timeout") + } + } + }) + } } // helper function that compares reference and optimised implementations on diff --git a/swarm/fuse/fuse_file.go b/swarm/fuse/fuse_file.go index 80c26fe05..be3b01c8c 100644 --- a/swarm/fuse/fuse_file.go +++ b/swarm/fuse/fuse_file.go @@ -84,7 +84,7 @@ func (sf *SwarmFile) Attr(ctx context.Context, a *fuse.Attr) error { a.Gid = uint32(os.Getegid()) if sf.fileSize == -1 { - reader, _ := sf.mountInfo.swarmApi.Retrieve(sf.addr) + reader, _ := sf.mountInfo.swarmApi.Retrieve(ctx, sf.addr) quitC := make(chan bool) size, err := reader.Size(quitC) if err != nil { @@ -104,7 +104,7 @@ func (sf *SwarmFile) Read(ctx context.Context, req *fuse.ReadRequest, resp *fuse sf.lock.RLock() defer sf.lock.RUnlock() if sf.reader == nil { - sf.reader, _ = sf.mountInfo.swarmApi.Retrieve(sf.addr) + sf.reader, _ = sf.mountInfo.swarmApi.Retrieve(ctx, sf.addr) } buf := make([]byte, req.Size) n, err := sf.reader.ReadAt(buf, req.Offset) diff --git a/swarm/fuse/swarmfs_test.go b/swarm/fuse/swarmfs_test.go index ed2021c4e..d579d15a0 100644 --- a/swarm/fuse/swarmfs_test.go +++ b/swarm/fuse/swarmfs_test.go @@ -20,6 +20,7 @@ package fuse import ( "bytes" + "context" "crypto/rand" "flag" "fmt" @@ -110,7 +111,7 @@ func createTestFilesAndUploadToSwarm(t *testing.T, api *api.API, files map[strin } //upload directory to swarm and return hash - bzzhash, err := api.Upload(uploadDir, "", toEncrypt) + bzzhash, err := api.Upload(context.TODO(), uploadDir, "", toEncrypt) if err != nil { t.Fatalf("Error uploading directory %v: %vm encryption: %v", uploadDir, err, toEncrypt) } diff --git a/swarm/fuse/swarmfs_unix.go b/swarm/fuse/swarmfs_unix.go index 74dd84a90..7a913b0de 100644 --- a/swarm/fuse/swarmfs_unix.go +++ b/swarm/fuse/swarmfs_unix.go @@ -19,6 +19,7 @@ package fuse import ( + "context" "errors" "fmt" "os" @@ -104,7 +105,7 @@ func (swarmfs *SwarmFS) Mount(mhash, mountpoint string) (*MountInfo, error) { } log.Trace("swarmfs mount: getting manifest tree") - _, manifestEntryMap, err := swarmfs.swarmApi.BuildDirectoryTree(mhash, true) + _, manifestEntryMap, err := swarmfs.swarmApi.BuildDirectoryTree(context.TODO(), mhash, true) if err != nil { return nil, err } diff --git a/swarm/fuse/swarmfs_util.go b/swarm/fuse/swarmfs_util.go index 9bbb0f6ac..4f2e1416b 100644 --- a/swarm/fuse/swarmfs_util.go +++ b/swarm/fuse/swarmfs_util.go @@ -47,7 +47,7 @@ func externalUnmount(mountPoint string) error { } func addFileToSwarm(sf *SwarmFile, content []byte, size int) error { - fkey, mhash, err := sf.mountInfo.swarmApi.AddFile(sf.mountInfo.LatestManifest, sf.path, sf.name, content, true) + fkey, mhash, err := sf.mountInfo.swarmApi.AddFile(context.TODO(), sf.mountInfo.LatestManifest, sf.path, sf.name, content, true) if err != nil { return err } @@ -66,7 +66,7 @@ func addFileToSwarm(sf *SwarmFile, content []byte, size int) error { } func removeFileFromSwarm(sf *SwarmFile) error { - mkey, err := sf.mountInfo.swarmApi.RemoveFile(sf.mountInfo.LatestManifest, sf.path, sf.name, true) + mkey, err := sf.mountInfo.swarmApi.RemoveFile(context.TODO(), sf.mountInfo.LatestManifest, sf.path, sf.name, true) if err != nil { return err } @@ -102,7 +102,7 @@ func removeDirectoryFromSwarm(sd *SwarmDir) error { } func appendToExistingFileInSwarm(sf *SwarmFile, content []byte, offset int64, length int64) error { - fkey, mhash, err := sf.mountInfo.swarmApi.AppendFile(sf.mountInfo.LatestManifest, sf.path, sf.name, sf.fileSize, content, sf.addr, offset, length, true) + fkey, mhash, err := sf.mountInfo.swarmApi.AppendFile(context.TODO(), sf.mountInfo.LatestManifest, sf.path, sf.name, sf.fileSize, content, sf.addr, offset, length, true) if err != nil { return err } diff --git a/swarm/metrics/flags.go b/swarm/metrics/flags.go index 795fc402f..79490fd36 100644 --- a/swarm/metrics/flags.go +++ b/swarm/metrics/flags.go @@ -81,6 +81,9 @@ func Setup(ctx *cli.Context) { hosttag = ctx.GlobalString(metricsInfluxDBHostTagFlag.Name) ) + // Start system runtime metrics collection + go gethmetrics.CollectProcessMetrics(2 * time.Second) + if enableExport { log.Info("Enabling swarm metrics export to InfluxDB") go influxdb.InfluxDBWithTags(gethmetrics.DefaultRegistry, 10*time.Second, endpoint, database, username, password, "swarm.", map[string]string{ diff --git a/swarm/network/networkid_test.go b/swarm/network/networkid_test.go new file mode 100644 index 000000000..05134b083 --- /dev/null +++ b/swarm/network/networkid_test.go @@ -0,0 +1,266 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. + +package network + +import ( + "bytes" + "context" + "flag" + "fmt" + "math/rand" + "strings" + "testing" + "time" + + "github.com/ethereum/go-ethereum/log" + "github.com/ethereum/go-ethereum/node" + "github.com/ethereum/go-ethereum/p2p" + "github.com/ethereum/go-ethereum/p2p/discover" + "github.com/ethereum/go-ethereum/p2p/simulations" + "github.com/ethereum/go-ethereum/p2p/simulations/adapters" + "github.com/ethereum/go-ethereum/rpc" +) + +var ( + currentNetworkID int + cnt int + nodeMap map[int][]discover.NodeID + kademlias map[discover.NodeID]*Kademlia +) + +const ( + NumberOfNets = 4 + MaxTimeout = 6 +) + +func init() { + flag.Parse() + rand.Seed(time.Now().Unix()) +} + +/* +Run the network ID test. +The test creates one simulations.Network instance, +a number of nodes, then connects nodes with each other in this network. + +Each node gets a network ID assigned according to the number of networks. +Having more network IDs is just arbitrary in order to exclude +false positives. + +Nodes should only connect with other nodes with the same network ID. +After the setup phase, the test checks on each node if it has the +expected node connections (excluding those not sharing the network ID). +*/ +func TestNetworkID(t *testing.T) { + log.Debug("Start test") + //arbitrarily set the number of nodes. It could be any number + numNodes := 24 + //the nodeMap maps all nodes (slice value) with the same network ID (key) + nodeMap = make(map[int][]discover.NodeID) + //set up the network and connect nodes + net, err := setupNetwork(numNodes) + if err != nil { + t.Fatalf("Error setting up network: %v", err) + } + defer func() { + //shutdown the snapshot network + log.Trace("Shutting down network") + net.Shutdown() + }() + //let's sleep to ensure all nodes are connected + time.Sleep(1 * time.Second) + //for each group sharing the same network ID... + for _, netIDGroup := range nodeMap { + log.Trace("netIDGroup size", "size", len(netIDGroup)) + //...check that their size of the kademlia is of the expected size + //the assumption is that it should be the size of the group minus 1 (the node itself) + for _, node := range netIDGroup { + if kademlias[node].addrs.Size() != len(netIDGroup)-1 { + t.Fatalf("Kademlia size has not expected peer size. Kademlia size: %d, expected size: %d", kademlias[node].addrs.Size(), len(netIDGroup)-1) + } + kademlias[node].EachAddr(nil, 0, func(addr OverlayAddr, _ int, _ bool) bool { + found := false + for _, nd := range netIDGroup { + p := ToOverlayAddr(nd.Bytes()) + if bytes.Equal(p, addr.Address()) { + found = true + } + } + if !found { + t.Fatalf("Expected node not found for node %s", node.String()) + } + return true + }) + } + } + log.Info("Test terminated successfully") +} + +// setup simulated network with bzz/discovery and pss services. +// connects nodes in a circle +// if allowRaw is set, omission of builtin pss encryption is enabled (see PssParams) +func setupNetwork(numnodes int) (net *simulations.Network, err error) { + log.Debug("Setting up network") + quitC := make(chan struct{}) + errc := make(chan error) + nodes := make([]*simulations.Node, numnodes) + if numnodes < 16 { + return nil, fmt.Errorf("Minimum sixteen nodes in network") + } + adapter := adapters.NewSimAdapter(newServices()) + //create the network + net = simulations.NewNetwork(adapter, &simulations.NetworkConfig{ + ID: "NetworkIdTestNet", + DefaultService: "bzz", + }) + log.Debug("Creating networks and nodes") + + var connCount int + + //create nodes and connect them to each other + for i := 0; i < numnodes; i++ { + log.Trace("iteration: ", "i", i) + nodeconf := adapters.RandomNodeConfig() + nodes[i], err = net.NewNodeWithConfig(nodeconf) + if err != nil { + return nil, fmt.Errorf("error creating node %d: %v", i, err) + } + err = net.Start(nodes[i].ID()) + if err != nil { + return nil, fmt.Errorf("error starting node %d: %v", i, err) + } + client, err := nodes[i].Client() + if err != nil { + return nil, fmt.Errorf("create node %d rpc client fail: %v", i, err) + } + //now setup and start event watching in order to know when we can upload + ctx, watchCancel := context.WithTimeout(context.Background(), MaxTimeout*time.Second) + defer watchCancel() + watchSubscriptionEvents(ctx, nodes[i].ID(), client, errc, quitC) + //on every iteration we connect to all previous ones + for k := i - 1; k >= 0; k-- { + connCount++ + log.Debug(fmt.Sprintf("Connecting node %d with node %d; connection count is %d", i, k, connCount)) + err = net.Connect(nodes[i].ID(), nodes[k].ID()) + if err != nil { + if !strings.Contains(err.Error(), "already connected") { + return nil, fmt.Errorf("error connecting nodes: %v", err) + } + } + } + } + //now wait until the number of expected subscriptions has been finished + //`watchSubscriptionEvents` will write with a `nil` value to errc + for err := range errc { + if err != nil { + return nil, err + } + //`nil` received, decrement count + connCount-- + log.Trace("count down", "cnt", connCount) + //all subscriptions received + if connCount == 0 { + close(quitC) + break + } + } + log.Debug("Network setup phase terminated") + return net, nil +} + +func newServices() adapters.Services { + kademlias = make(map[discover.NodeID]*Kademlia) + kademlia := func(id discover.NodeID) *Kademlia { + if k, ok := kademlias[id]; ok { + return k + } + addr := NewAddrFromNodeID(id) + params := NewKadParams() + params.MinProxBinSize = 2 + params.MaxBinSize = 3 + params.MinBinSize = 1 + params.MaxRetries = 1000 + params.RetryExponent = 2 + params.RetryInterval = 1000000 + kademlias[id] = NewKademlia(addr.Over(), params) + return kademlias[id] + } + return adapters.Services{ + "bzz": func(ctx *adapters.ServiceContext) (node.Service, error) { + addr := NewAddrFromNodeID(ctx.Config.ID) + hp := NewHiveParams() + hp.Discovery = false + cnt++ + //assign the network ID + currentNetworkID = cnt % NumberOfNets + if ok := nodeMap[currentNetworkID]; ok == nil { + nodeMap[currentNetworkID] = make([]discover.NodeID, 0) + } + //add this node to the group sharing the same network ID + nodeMap[currentNetworkID] = append(nodeMap[currentNetworkID], ctx.Config.ID) + log.Debug("current network ID:", "id", currentNetworkID) + config := &BzzConfig{ + OverlayAddr: addr.Over(), + UnderlayAddr: addr.Under(), + HiveParams: hp, + NetworkID: uint64(currentNetworkID), + } + return NewBzz(config, kademlia(ctx.Config.ID), nil, nil, nil), nil + }, + } +} + +func watchSubscriptionEvents(ctx context.Context, id discover.NodeID, client *rpc.Client, errc chan error, quitC chan struct{}) { + events := make(chan *p2p.PeerEvent) + sub, err := client.Subscribe(context.Background(), "admin", events, "peerEvents") + if err != nil { + log.Error(err.Error()) + errc <- fmt.Errorf("error getting peer events for node %v: %s", id, err) + return + } + go func() { + defer func() { + sub.Unsubscribe() + log.Trace("watch subscription events: unsubscribe", "id", id) + }() + + for { + select { + case <-quitC: + return + case <-ctx.Done(): + select { + case errc <- ctx.Err(): + case <-quitC: + } + return + case e := <-events: + if e.Type == p2p.PeerEventTypeAdd { + errc <- nil + } + case err := <-sub.Err(): + if err != nil { + select { + case errc <- fmt.Errorf("error getting peer events for node %v: %v", id, err): + case <-quitC: + } + return + } + } + } + }() +} diff --git a/swarm/network/stream/common_test.go b/swarm/network/stream/common_test.go index 9d1f997f2..6a2c27401 100644 --- a/swarm/network/stream/common_test.go +++ b/swarm/network/stream/common_test.go @@ -250,7 +250,7 @@ func (r *TestRegistry) APIs() []rpc.API { } func readAll(fileStore *storage.FileStore, hash []byte) (int64, error) { - r, _ := fileStore.Retrieve(hash) + r, _ := fileStore.Retrieve(context.TODO(), hash) buf := make([]byte, 1024) var n int var total int64 diff --git a/swarm/network/stream/delivery_test.go b/swarm/network/stream/delivery_test.go index b03028c88..cd87557b1 100644 --- a/swarm/network/stream/delivery_test.go +++ b/swarm/network/stream/delivery_test.go @@ -345,9 +345,13 @@ func testDeliveryFromNodes(t *testing.T, nodes, conns, chunkCount int, skipCheck // here we distribute chunks of a random file into Stores of nodes 1 to nodes rrFileStore := storage.NewFileStore(newRoundRobinStore(sim.Stores[1:]...), storage.NewFileStoreParams()) size := chunkCount * chunkSize - fileHash, wait, err := rrFileStore.Store(io.LimitReader(crand.Reader, int64(size)), int64(size), false) + ctx := context.TODO() + fileHash, wait, err := rrFileStore.Store(ctx, io.LimitReader(crand.Reader, int64(size)), int64(size), false) // wait until all chunks stored - wait() + if err != nil { + t.Fatal(err.Error()) + } + err = wait(ctx) if err != nil { t.Fatal(err.Error()) } @@ -627,9 +631,13 @@ Loop: hashes := make([]storage.Address, chunkCount) for i := 0; i < chunkCount; i++ { // create actual size real chunks - hash, wait, err := remoteFileStore.Store(io.LimitReader(crand.Reader, int64(chunkSize)), int64(chunkSize), false) + ctx := context.TODO() + hash, wait, err := remoteFileStore.Store(ctx, io.LimitReader(crand.Reader, int64(chunkSize)), int64(chunkSize), false) + if err != nil { + b.Fatalf("expected no error. got %v", err) + } // wait until all chunks stored - wait() + err = wait(ctx) if err != nil { b.Fatalf("expected no error. got %v", err) } diff --git a/swarm/network/stream/intervals_test.go b/swarm/network/stream/intervals_test.go index 4e2721cb0..d996cdc7e 100644 --- a/swarm/network/stream/intervals_test.go +++ b/swarm/network/stream/intervals_test.go @@ -117,8 +117,12 @@ func testIntervals(t *testing.T, live bool, history *Range, skipCheck bool) { fileStore := storage.NewFileStore(sim.Stores[0], storage.NewFileStoreParams()) size := chunkCount * chunkSize - _, wait, err := fileStore.Store(io.LimitReader(crand.Reader, int64(size)), int64(size), false) - wait() + ctx := context.TODO() + _, wait, err := fileStore.Store(ctx, io.LimitReader(crand.Reader, int64(size)), int64(size), false) + if err != nil { + t.Fatal(err) + } + err = wait(ctx) if err != nil { t.Fatal(err) } diff --git a/swarm/network/stream/snapshot_retrieval_test.go b/swarm/network/stream/snapshot_retrieval_test.go index 59c776c30..da5253e8a 100644 --- a/swarm/network/stream/snapshot_retrieval_test.go +++ b/swarm/network/stream/snapshot_retrieval_test.go @@ -410,7 +410,7 @@ func runFileRetrievalTest(nodeCount int) error { fileStore := registries[id].fileStore //check all chunks for i, hash := range conf.hashes { - reader, _ := fileStore.Retrieve(hash) + reader, _ := fileStore.Retrieve(context.TODO(), hash) //check that we can read the file size and that it corresponds to the generated file size if s, err := reader.Size(nil); err != nil || s != int64(len(randomFiles[i])) { allSuccess = false @@ -697,7 +697,7 @@ func runRetrievalTest(chunkCount int, nodeCount int) error { fileStore := registries[id].fileStore //check all chunks for _, chnk := range conf.hashes { - reader, _ := fileStore.Retrieve(chnk) + reader, _ := fileStore.Retrieve(context.TODO(), chnk) //assuming that reading the Size of the chunk is enough to know we found it if s, err := reader.Size(nil); err != nil || s != chunkSize { allSuccess = false @@ -765,9 +765,13 @@ func uploadFilesToNodes(nodes []*simulations.Node) ([]storage.Address, []string, return nil, nil, err } //store it (upload it) on the FileStore - rk, wait, err := fileStore.Store(strings.NewReader(rfiles[i]), int64(len(rfiles[i])), false) + ctx := context.TODO() + rk, wait, err := fileStore.Store(ctx, strings.NewReader(rfiles[i]), int64(len(rfiles[i])), false) log.Debug("Uploaded random string file to node") - wait() + if err != nil { + return nil, nil, err + } + err = wait(ctx) if err != nil { return nil, nil, err } diff --git a/swarm/network/stream/snapshot_sync_test.go b/swarm/network/stream/snapshot_sync_test.go index ff1c39319..fd8863d43 100644 --- a/swarm/network/stream/snapshot_sync_test.go +++ b/swarm/network/stream/snapshot_sync_test.go @@ -581,8 +581,12 @@ func uploadFileToSingleNodeStore(id discover.NodeID, chunkCount int) ([]storage. fileStore := storage.NewFileStore(lstore, storage.NewFileStoreParams()) var rootAddrs []storage.Address for i := 0; i < chunkCount; i++ { - rk, wait, err := fileStore.Store(io.LimitReader(crand.Reader, int64(size)), int64(size), false) - wait() + ctx := context.TODO() + rk, wait, err := fileStore.Store(ctx, io.LimitReader(crand.Reader, int64(size)), int64(size), false) + if err != nil { + return nil, err + } + err = wait(ctx) if err != nil { return nil, err } diff --git a/swarm/network/stream/syncer_test.go b/swarm/network/stream/syncer_test.go index 68e20841d..5fea7befe 100644 --- a/swarm/network/stream/syncer_test.go +++ b/swarm/network/stream/syncer_test.go @@ -202,9 +202,12 @@ func testSyncBetweenNodes(t *testing.T, nodes, conns, chunkCount int, skipCheck // here we distribute chunks of a random file into stores 1...nodes rrFileStore := storage.NewFileStore(newRoundRobinStore(sim.Stores[1:]...), storage.NewFileStoreParams()) size := chunkCount * chunkSize - _, wait, err := rrFileStore.Store(io.LimitReader(crand.Reader, int64(size)), int64(size), false) + _, wait, err := rrFileStore.Store(ctx, io.LimitReader(crand.Reader, int64(size)), int64(size), false) + if err != nil { + t.Fatal(err.Error()) + } // need to wait cos we then immediately collect the relevant bin content - wait() + wait(ctx) if err != nil { t.Fatal(err.Error()) } diff --git a/swarm/network_test.go b/swarm/network_test.go index c291fce3b..606a83be2 100644 --- a/swarm/network_test.go +++ b/swarm/network_test.go @@ -508,14 +508,15 @@ func uploadFile(swarm *Swarm) (storage.Address, string, error) { // File data is very short, but it is ensured that its // uniqueness is very certain. data := fmt.Sprintf("test content %s %x", time.Now().Round(0), b) - k, wait, err := swarm.api.Put(data, "text/plain", false) + ctx := context.TODO() + k, wait, err := swarm.api.Put(ctx, data, "text/plain", false) if err != nil { return nil, "", err } if wait != nil { - wait() + err = wait(ctx) } - return k, data, nil + return k, data, err } // retrieve is the function that is used for checking the availability of @@ -570,7 +571,7 @@ func retrieve( log.Debug("api get: check file", "node", id.String(), "key", f.addr.String(), "total files found", atomic.LoadUint64(totalFoundCount)) - r, _, _, _, err := swarm.api.Get(f.addr, "/") + r, _, _, _, err := swarm.api.Get(context.TODO(), f.addr, "/") if err != nil { errc <- fmt.Errorf("api get: node %s, key %s, kademlia %s: %v", id, f.addr, swarm.bzz.Hive, err) return diff --git a/swarm/pss/handshake.go b/swarm/pss/handshake.go index 3b44847ec..e3ead77d0 100644 --- a/swarm/pss/handshake.go +++ b/swarm/pss/handshake.go @@ -385,7 +385,7 @@ func (ctl *HandshakeController) sendKey(pubkeyid string, topic *Topic, keycount // generate new keys to send for i := 0; i < len(recvkeyids); i++ { var err error - recvkeyids[i], err = ctl.pss.generateSymmetricKey(*topic, to, true) + recvkeyids[i], err = ctl.pss.GenerateSymmetricKey(*topic, to, true) if err != nil { return []string{}, fmt.Errorf("set receive symkey fail (pubkey %x topic %x): %v", pubkeyid, topic, err) } diff --git a/swarm/pss/notify/notify.go b/swarm/pss/notify/notify.go new file mode 100644 index 000000000..723092c32 --- /dev/null +++ b/swarm/pss/notify/notify.go @@ -0,0 +1,394 @@ +package notify + +import ( + "crypto/ecdsa" + "fmt" + "sync" + + "github.com/ethereum/go-ethereum/common/hexutil" + "github.com/ethereum/go-ethereum/crypto" + "github.com/ethereum/go-ethereum/p2p" + "github.com/ethereum/go-ethereum/rlp" + "github.com/ethereum/go-ethereum/swarm/log" + "github.com/ethereum/go-ethereum/swarm/pss" +) + +const ( + // sent from requester to updater to request start of notifications + MsgCodeStart = iota + + // sent from updater to requester, contains a notification plus a new symkey to replace the old + MsgCodeNotifyWithKey + + // sent from updater to requester, contains a notification + MsgCodeNotify + + // sent from requester to updater to request stop of notifications (currently unused) + MsgCodeStop + MsgCodeMax +) + +const ( + DefaultAddressLength = 1 + symKeyLength = 32 // this should be gotten from source +) + +var ( + // control topic is used before symmetric key issuance completes + controlTopic = pss.Topic{0x00, 0x00, 0x00, 0x01} +) + +// when code is MsgCodeStart, Payload is address +// when code is MsgCodeNotifyWithKey, Payload is notification | symkey +// when code is MsgCodeNotify, Payload is notification +// when code is MsgCodeStop, Payload is address +type Msg struct { + Code byte + Name []byte + Payload []byte + namestring string +} + +// NewMsg creates a new notification message object +func NewMsg(code byte, name string, payload []byte) *Msg { + return &Msg{ + Code: code, + Name: []byte(name), + Payload: payload, + namestring: name, + } +} + +// NewMsgFromPayload decodes a serialized message payload into a new notification message object +func NewMsgFromPayload(payload []byte) (*Msg, error) { + msg := &Msg{} + err := rlp.DecodeBytes(payload, msg) + if err != nil { + return nil, err + } + msg.namestring = string(msg.Name) + return msg, nil +} + +// a notifier has one sendBin entry for each address space it sends messages to +type sendBin struct { + address pss.PssAddress + symKeyId string + count int +} + +// represents a single notification service +// only subscription address bins that match the address of a notification client have entries. +type notifier struct { + bins map[string]*sendBin + topic pss.Topic // identifies the resource for pss receiver + threshold int // amount of address bytes used in bins + updateC <-chan []byte + quitC chan struct{} +} + +func (n *notifier) removeSubscription() { + n.quitC <- struct{}{} +} + +// represents an individual subscription made by a public key at a specific address/neighborhood +type subscription struct { + pubkeyId string + address pss.PssAddress + handler func(string, []byte) error +} + +// Controller is the interface to control, add and remove notification services and subscriptions +type Controller struct { + pss *pss.Pss + notifiers map[string]*notifier + subscriptions map[string]*subscription + mu sync.Mutex +} + +// NewController creates a new Controller object +func NewController(ps *pss.Pss) *Controller { + ctrl := &Controller{ + pss: ps, + notifiers: make(map[string]*notifier), + subscriptions: make(map[string]*subscription), + } + ctrl.pss.Register(&controlTopic, ctrl.Handler) + return ctrl +} + +// IsActive is used to check if a notification service exists for a specified id string +// Returns true if exists, false if not +func (c *Controller) IsActive(name string) bool { + c.mu.Lock() + defer c.mu.Unlock() + return c.isActive(name) +} + +func (c *Controller) isActive(name string) bool { + _, ok := c.notifiers[name] + return ok +} + +// Subscribe is used by a client to request notifications from a notification service provider +// It will create a MsgCodeStart message and send asymmetrically to the provider using its public key and routing address +// The handler function is a callback that will be called when notifications are received +// Fails if the request pss cannot be sent or if the update message could not be serialized +func (c *Controller) Subscribe(name string, pubkey *ecdsa.PublicKey, address pss.PssAddress, handler func(string, []byte) error) error { + c.mu.Lock() + defer c.mu.Unlock() + msg := NewMsg(MsgCodeStart, name, c.pss.BaseAddr()) + c.pss.SetPeerPublicKey(pubkey, controlTopic, &address) + pubkeyId := hexutil.Encode(crypto.FromECDSAPub(pubkey)) + smsg, err := rlp.EncodeToBytes(msg) + if err != nil { + return err + } + err = c.pss.SendAsym(pubkeyId, controlTopic, smsg) + if err != nil { + return err + } + c.subscriptions[name] = &subscription{ + pubkeyId: pubkeyId, + address: address, + handler: handler, + } + return nil +} + +// Unsubscribe, perhaps unsurprisingly, undoes the effects of Subscribe +// Fails if the subscription does not exist, if the request pss cannot be sent or if the update message could not be serialized +func (c *Controller) Unsubscribe(name string) error { + c.mu.Lock() + defer c.mu.Unlock() + sub, ok := c.subscriptions[name] + if !ok { + return fmt.Errorf("Unknown subscription '%s'", name) + } + msg := NewMsg(MsgCodeStop, name, sub.address) + smsg, err := rlp.EncodeToBytes(msg) + if err != nil { + return err + } + err = c.pss.SendAsym(sub.pubkeyId, controlTopic, smsg) + if err != nil { + return err + } + delete(c.subscriptions, name) + return nil +} + +// NewNotifier is used by a notification service provider to create a new notification service +// It takes a name as identifier for the resource, a threshold indicating the granularity of the subscription address bin +// It then starts an event loop which listens to the supplied update channel and executes notifications on channel receives +// Fails if a notifier already is registered on the name +//func (c *Controller) NewNotifier(name string, threshold int, contentFunc func(string) ([]byte, error)) error { +func (c *Controller) NewNotifier(name string, threshold int, updateC <-chan []byte) (func(), error) { + c.mu.Lock() + if c.isActive(name) { + c.mu.Unlock() + return nil, fmt.Errorf("Notification service %s already exists in controller", name) + } + quitC := make(chan struct{}) + c.notifiers[name] = ¬ifier{ + bins: make(map[string]*sendBin), + topic: pss.BytesToTopic([]byte(name)), + threshold: threshold, + updateC: updateC, + quitC: quitC, + //contentFunc: contentFunc, + } + c.mu.Unlock() + go func() { + for { + select { + case <-quitC: + return + case data := <-updateC: + c.notify(name, data) + } + } + }() + + return c.notifiers[name].removeSubscription, nil +} + +// RemoveNotifier is used to stop a notification service. +// It cancels the event loop listening to the notification provider's update channel +func (c *Controller) RemoveNotifier(name string) error { + c.mu.Lock() + defer c.mu.Unlock() + currentNotifier, ok := c.notifiers[name] + if !ok { + return fmt.Errorf("Unknown notification service %s", name) + } + currentNotifier.removeSubscription() + delete(c.notifiers, name) + return nil +} + +// Notify is called by a notification service provider to issue a new notification +// It takes the name of the notification service and the data to be sent. +// It fails if a notifier with this name does not exist or if data could not be serialized +// Note that it does NOT fail on failure to send a message +func (c *Controller) notify(name string, data []byte) error { + c.mu.Lock() + defer c.mu.Unlock() + if !c.isActive(name) { + return fmt.Errorf("Notification service %s doesn't exist", name) + } + msg := NewMsg(MsgCodeNotify, name, data) + smsg, err := rlp.EncodeToBytes(msg) + if err != nil { + return err + } + for _, m := range c.notifiers[name].bins { + log.Debug("sending pss notify", "name", name, "addr", fmt.Sprintf("%x", m.address), "topic", fmt.Sprintf("%x", c.notifiers[name].topic), "data", data) + go func(m *sendBin) { + err = c.pss.SendSym(m.symKeyId, c.notifiers[name].topic, smsg) + if err != nil { + log.Warn("Failed to send notify to addr %x: %v", m.address, err) + } + }(m) + } + return nil +} + +// check if we already have the bin +// if we do, retrieve the symkey from it and increment the count +// if we dont make a new symkey and a new bin entry +func (c *Controller) addToBin(ntfr *notifier, address []byte) (symKeyId string, pssAddress pss.PssAddress, err error) { + + // parse the address from the message and truncate if longer than our bins threshold + if len(address) > ntfr.threshold { + address = address[:ntfr.threshold] + } + + pssAddress = pss.PssAddress(address) + hexAddress := fmt.Sprintf("%x", address) + currentBin, ok := ntfr.bins[hexAddress] + if ok { + currentBin.count++ + symKeyId = currentBin.symKeyId + } else { + symKeyId, err = c.pss.GenerateSymmetricKey(ntfr.topic, &pssAddress, false) + if err != nil { + return "", nil, err + } + ntfr.bins[hexAddress] = &sendBin{ + address: address, + symKeyId: symKeyId, + count: 1, + } + } + return symKeyId, pssAddress, nil +} + +func (c *Controller) handleStartMsg(msg *Msg, keyid string) (err error) { + + keyidbytes, err := hexutil.Decode(keyid) + if err != nil { + return err + } + pubkey, err := crypto.UnmarshalPubkey(keyidbytes) + if err != nil { + return err + } + + // if name is not registered for notifications we will not react + currentNotifier, ok := c.notifiers[msg.namestring] + if !ok { + return fmt.Errorf("Subscribe attempted on unknown resource '%s'", msg.namestring) + } + + // add to or open new bin + symKeyId, pssAddress, err := c.addToBin(currentNotifier, msg.Payload) + if err != nil { + return err + } + + // add to address book for send initial notify + symkey, err := c.pss.GetSymmetricKey(symKeyId) + if err != nil { + return err + } + err = c.pss.SetPeerPublicKey(pubkey, controlTopic, &pssAddress) + if err != nil { + return err + } + + // TODO this is set to zero-length byte pending decision on protocol for initial message, whether it should include message or not, and how to trigger the initial message so that current state of MRU is sent upon subscription + notify := []byte{} + replyMsg := NewMsg(MsgCodeNotifyWithKey, msg.namestring, make([]byte, len(notify)+symKeyLength)) + copy(replyMsg.Payload, notify) + copy(replyMsg.Payload[len(notify):], symkey) + sReplyMsg, err := rlp.EncodeToBytes(replyMsg) + if err != nil { + return err + } + return c.pss.SendAsym(keyid, controlTopic, sReplyMsg) +} + +func (c *Controller) handleNotifyWithKeyMsg(msg *Msg) error { + symkey := msg.Payload[len(msg.Payload)-symKeyLength:] + topic := pss.BytesToTopic(msg.Name) + + // \TODO keep track of and add actual address + updaterAddr := pss.PssAddress([]byte{}) + c.pss.SetSymmetricKey(symkey, topic, &updaterAddr, true) + c.pss.Register(&topic, c.Handler) + return c.subscriptions[msg.namestring].handler(msg.namestring, msg.Payload[:len(msg.Payload)-symKeyLength]) +} + +func (c *Controller) handleStopMsg(msg *Msg) error { + // if name is not registered for notifications we will not react + currentNotifier, ok := c.notifiers[msg.namestring] + if !ok { + return fmt.Errorf("Unsubscribe attempted on unknown resource '%s'", msg.namestring) + } + + // parse the address from the message and truncate if longer than our bins' address length threshold + address := msg.Payload + if len(msg.Payload) > currentNotifier.threshold { + address = address[:currentNotifier.threshold] + } + + // remove the entry from the bin if it exists, and remove the bin if it's the last remaining one + hexAddress := fmt.Sprintf("%x", address) + currentBin, ok := currentNotifier.bins[hexAddress] + if !ok { + return fmt.Errorf("found no active bin for address %s", hexAddress) + } + currentBin.count-- + if currentBin.count == 0 { // if no more clients in this bin, remove it + delete(currentNotifier.bins, hexAddress) + } + return nil +} + +// Handler is the pss topic handler to be used to process notification service messages +// It should be registered in the pss of both to any notification service provides and clients using the service +func (c *Controller) Handler(smsg []byte, p *p2p.Peer, asymmetric bool, keyid string) error { + c.mu.Lock() + defer c.mu.Unlock() + log.Debug("notify controller handler", "keyid", keyid) + + // see if the message is valid + msg, err := NewMsgFromPayload(smsg) + if err != nil { + return err + } + + switch msg.Code { + case MsgCodeStart: + return c.handleStartMsg(msg, keyid) + case MsgCodeNotifyWithKey: + return c.handleNotifyWithKeyMsg(msg) + case MsgCodeNotify: + return c.subscriptions[msg.namestring].handler(msg.namestring, msg.Payload) + case MsgCodeStop: + return c.handleStopMsg(msg) + } + + return fmt.Errorf("Invalid message code: %d", msg.Code) +} diff --git a/swarm/pss/notify/notify_test.go b/swarm/pss/notify/notify_test.go new file mode 100644 index 000000000..3c655f215 --- /dev/null +++ b/swarm/pss/notify/notify_test.go @@ -0,0 +1,252 @@ +package notify + +import ( + "bytes" + "context" + "flag" + "fmt" + "os" + "testing" + "time" + + "github.com/ethereum/go-ethereum/common/hexutil" + "github.com/ethereum/go-ethereum/crypto" + "github.com/ethereum/go-ethereum/log" + "github.com/ethereum/go-ethereum/node" + "github.com/ethereum/go-ethereum/p2p/discover" + "github.com/ethereum/go-ethereum/p2p/simulations" + "github.com/ethereum/go-ethereum/p2p/simulations/adapters" + "github.com/ethereum/go-ethereum/swarm/network" + "github.com/ethereum/go-ethereum/swarm/pss" + "github.com/ethereum/go-ethereum/swarm/state" + whisper "github.com/ethereum/go-ethereum/whisper/whisperv5" +) + +var ( + loglevel = flag.Int("l", 3, "loglevel") + psses map[string]*pss.Pss + w *whisper.Whisper + wapi *whisper.PublicWhisperAPI +) + +func init() { + flag.Parse() + hs := log.StreamHandler(os.Stderr, log.TerminalFormat(true)) + hf := log.LvlFilterHandler(log.Lvl(*loglevel), hs) + h := log.CallerFileHandler(hf) + log.Root().SetHandler(h) + + w = whisper.New(&whisper.DefaultConfig) + wapi = whisper.NewPublicWhisperAPI(w) + psses = make(map[string]*pss.Pss) +} + +// Creates a client node and notifier node +// Client sends pss notifications requests +// notifier sends initial notification with symmetric key, and +// second notification symmetrically encrypted +func TestStart(t *testing.T) { + adapter := adapters.NewSimAdapter(newServices(false)) + net := simulations.NewNetwork(adapter, &simulations.NetworkConfig{ + ID: "0", + DefaultService: "bzz", + }) + leftNodeConf := adapters.RandomNodeConfig() + leftNodeConf.Services = []string{"bzz", "pss"} + leftNode, err := net.NewNodeWithConfig(leftNodeConf) + if err != nil { + t.Fatal(err) + } + err = net.Start(leftNode.ID()) + if err != nil { + t.Fatal(err) + } + + rightNodeConf := adapters.RandomNodeConfig() + rightNodeConf.Services = []string{"bzz", "pss"} + rightNode, err := net.NewNodeWithConfig(rightNodeConf) + if err != nil { + t.Fatal(err) + } + err = net.Start(rightNode.ID()) + if err != nil { + t.Fatal(err) + } + + err = net.Connect(rightNode.ID(), leftNode.ID()) + if err != nil { + t.Fatal(err) + } + + leftRpc, err := leftNode.Client() + if err != nil { + t.Fatal(err) + } + + rightRpc, err := rightNode.Client() + if err != nil { + t.Fatal(err) + } + + var leftAddr string + err = leftRpc.Call(&leftAddr, "pss_baseAddr") + if err != nil { + t.Fatal(err) + } + + var rightAddr string + err = rightRpc.Call(&rightAddr, "pss_baseAddr") + if err != nil { + t.Fatal(err) + } + + var leftPub string + err = leftRpc.Call(&leftPub, "pss_getPublicKey") + if err != nil { + t.Fatal(err) + } + + var rightPub string + err = rightRpc.Call(&rightPub, "pss_getPublicKey") + if err != nil { + t.Fatal(err) + } + + rsrcName := "foo.eth" + rsrcTopic := pss.BytesToTopic([]byte(rsrcName)) + + // wait for kademlia table to populate + time.Sleep(time.Second) + + ctx, cancel := context.WithTimeout(context.Background(), time.Second*2) + defer cancel() + rmsgC := make(chan *pss.APIMsg) + rightSub, err := rightRpc.Subscribe(ctx, "pss", rmsgC, "receive", controlTopic) + if err != nil { + t.Fatal(err) + } + defer rightSub.Unsubscribe() + + updateC := make(chan []byte) + updateMsg := []byte{} + ctrlClient := NewController(psses[rightPub]) + ctrlNotifier := NewController(psses[leftPub]) + ctrlNotifier.NewNotifier("foo.eth", 2, updateC) + + pubkeybytes, err := hexutil.Decode(leftPub) + if err != nil { + t.Fatal(err) + } + pubkey, err := crypto.UnmarshalPubkey(pubkeybytes) + if err != nil { + t.Fatal(err) + } + addrbytes, err := hexutil.Decode(leftAddr) + if err != nil { + t.Fatal(err) + } + ctrlClient.Subscribe(rsrcName, pubkey, addrbytes, func(s string, b []byte) error { + if s != "foo.eth" || !bytes.Equal(updateMsg, b) { + t.Fatalf("unexpected result in client handler: '%s':'%x'", s, b) + } + log.Info("client handler receive", "s", s, "b", b) + return nil + }) + + var inMsg *pss.APIMsg + select { + case inMsg = <-rmsgC: + case <-ctx.Done(): + t.Fatal(ctx.Err()) + } + + dMsg, err := NewMsgFromPayload(inMsg.Msg) + if err != nil { + t.Fatal(err) + } + if dMsg.namestring != rsrcName { + t.Fatalf("expected name '%s', got '%s'", rsrcName, dMsg.namestring) + } + if !bytes.Equal(dMsg.Payload[:len(updateMsg)], updateMsg) { + t.Fatalf("expected payload first %d bytes '%x', got '%x'", len(updateMsg), updateMsg, dMsg.Payload[:len(updateMsg)]) + } + if len(updateMsg)+symKeyLength != len(dMsg.Payload) { + t.Fatalf("expected payload length %d, have %d", len(updateMsg)+symKeyLength, len(dMsg.Payload)) + } + + rightSubUpdate, err := rightRpc.Subscribe(ctx, "pss", rmsgC, "receive", rsrcTopic) + if err != nil { + t.Fatal(err) + } + defer rightSubUpdate.Unsubscribe() + + updateMsg = []byte("plugh") + updateC <- updateMsg + select { + case inMsg = <-rmsgC: + case <-ctx.Done(): + log.Error("timed out waiting for msg", "topic", fmt.Sprintf("%x", rsrcTopic)) + t.Fatal(ctx.Err()) + } + dMsg, err = NewMsgFromPayload(inMsg.Msg) + if err != nil { + t.Fatal(err) + } + if dMsg.namestring != rsrcName { + t.Fatalf("expected name %s, got %s", rsrcName, dMsg.namestring) + } + if !bytes.Equal(dMsg.Payload, updateMsg) { + t.Fatalf("expected payload '%x', got '%x'", updateMsg, dMsg.Payload) + } + +} + +func newServices(allowRaw bool) adapters.Services { + stateStore := state.NewInmemoryStore() + kademlias := make(map[discover.NodeID]*network.Kademlia) + kademlia := func(id discover.NodeID) *network.Kademlia { + if k, ok := kademlias[id]; ok { + return k + } + addr := network.NewAddrFromNodeID(id) + params := network.NewKadParams() + params.MinProxBinSize = 2 + params.MaxBinSize = 3 + params.MinBinSize = 1 + params.MaxRetries = 1000 + params.RetryExponent = 2 + params.RetryInterval = 1000000 + kademlias[id] = network.NewKademlia(addr.Over(), params) + return kademlias[id] + } + return adapters.Services{ + "pss": func(ctx *adapters.ServiceContext) (node.Service, error) { + ctxlocal, cancel := context.WithTimeout(context.Background(), time.Second) + defer cancel() + keys, err := wapi.NewKeyPair(ctxlocal) + privkey, err := w.GetPrivateKey(keys) + pssp := pss.NewPssParams().WithPrivateKey(privkey) + pssp.MsgTTL = time.Second * 30 + pssp.AllowRaw = allowRaw + pskad := kademlia(ctx.Config.ID) + ps, err := pss.NewPss(pskad, pssp) + if err != nil { + return nil, err + } + //psses[common.ToHex(crypto.FromECDSAPub(&privkey.PublicKey))] = ps + psses[hexutil.Encode(crypto.FromECDSAPub(&privkey.PublicKey))] = ps + return ps, nil + }, + "bzz": func(ctx *adapters.ServiceContext) (node.Service, error) { + addr := network.NewAddrFromNodeID(ctx.Config.ID) + hp := network.NewHiveParams() + hp.Discovery = false + config := &network.BzzConfig{ + OverlayAddr: addr.Over(), + UnderlayAddr: addr.Under(), + HiveParams: hp, + } + return network.NewBzz(config, kademlia(ctx.Config.ID), stateStore, nil, nil), nil + }, + } +} diff --git a/swarm/pss/protocol.go b/swarm/pss/protocol.go index bf23e49da..5fcae090e 100644 --- a/swarm/pss/protocol.go +++ b/swarm/pss/protocol.go @@ -172,6 +172,8 @@ func (p *Protocol) Handle(msg []byte, peer *p2p.Peer, asymmetric bool, keyid str rw, err := p.AddPeer(peer, *p.topic, asymmetric, keyid) if err != nil { return err + } else if rw == nil { + return fmt.Errorf("handle called on nil MsgReadWriter for new key " + keyid) } vrw = rw.(*PssReadWriter) } @@ -181,8 +183,14 @@ func (p *Protocol) Handle(msg []byte, peer *p2p.Peer, asymmetric bool, keyid str return fmt.Errorf("could not decode pssmsg") } if asymmetric { + if p.pubKeyRWPool[keyid] == nil { + return fmt.Errorf("handle called on nil MsgReadWriter for key " + keyid) + } vrw = p.pubKeyRWPool[keyid].(*PssReadWriter) } else { + if p.symKeyRWPool[keyid] == nil { + return fmt.Errorf("handle called on nil MsgReadWriter for key " + keyid) + } vrw = p.symKeyRWPool[keyid].(*PssReadWriter) } vrw.injectMsg(pmsg) diff --git a/swarm/pss/pss.go b/swarm/pss/pss.go index 77191b25a..dd081e93a 100644 --- a/swarm/pss/pss.go +++ b/swarm/pss/pss.go @@ -41,7 +41,7 @@ import ( const ( defaultPaddingByteSize = 16 - defaultMsgTTL = time.Second * 120 + DefaultMsgTTL = time.Second * 120 defaultDigestCacheTTL = time.Second * 10 defaultSymKeyCacheCapacity = 512 digestLength = 32 // byte length of digest used for pss cache (currently same as swarm chunk hash) @@ -94,7 +94,7 @@ type PssParams struct { // Sane defaults for Pss func NewPssParams() *PssParams { return &PssParams{ - MsgTTL: defaultMsgTTL, + MsgTTL: DefaultMsgTTL, CacheTTL: defaultDigestCacheTTL, SymKeyCacheCapacity: defaultSymKeyCacheCapacity, } @@ -354,11 +354,11 @@ func (p *Pss) handlePssMsg(msg interface{}) error { } if int64(pssmsg.Expire) < time.Now().Unix() { metrics.GetOrRegisterCounter("pss.expire", nil).Inc(1) - log.Warn("pss filtered expired message", "from", fmt.Sprintf("%x", p.Overlay.BaseAddr()), "to", fmt.Sprintf("%x", common.ToHex(pssmsg.To))) + log.Warn("pss filtered expired message", "from", common.ToHex(p.Overlay.BaseAddr()), "to", common.ToHex(pssmsg.To)) return nil } if p.checkFwdCache(pssmsg) { - log.Trace(fmt.Sprintf("pss relay block-cache match (process): FROM %x TO %x", p.Overlay.BaseAddr(), common.ToHex(pssmsg.To))) + log.Trace("pss relay block-cache match (process)", "from", common.ToHex(p.Overlay.BaseAddr()), "to", (common.ToHex(pssmsg.To))) return nil } p.addFwdCache(pssmsg) @@ -480,7 +480,7 @@ func (p *Pss) SetPeerPublicKey(pubkey *ecdsa.PublicKey, topic Topic, address *Ps } // Automatically generate a new symkey for a topic and address hint -func (p *Pss) generateSymmetricKey(topic Topic, address *PssAddress, addToCache bool) (string, error) { +func (p *Pss) GenerateSymmetricKey(topic Topic, address *PssAddress, addToCache bool) (string, error) { keyid, err := p.w.GenerateSymKey() if err != nil { return "", err diff --git a/swarm/pss/pss_test.go b/swarm/pss/pss_test.go index a59a5e427..c738247f1 100644 --- a/swarm/pss/pss_test.go +++ b/swarm/pss/pss_test.go @@ -470,7 +470,7 @@ func TestKeys(t *testing.T) { } // make a symmetric key that we will send to peer for encrypting messages to us - inkeyid, err := ps.generateSymmetricKey(topicobj, &addr, true) + inkeyid, err := ps.GenerateSymmetricKey(topicobj, &addr, true) if err != nil { t.Fatalf("failed to set 'our' incoming symmetric key") } @@ -1296,7 +1296,7 @@ func benchmarkSymKeySend(b *testing.B) { topic := BytesToTopic([]byte("foo")) to := make(PssAddress, 32) copy(to[:], network.RandomAddr().Over()) - symkeyid, err := ps.generateSymmetricKey(topic, &to, true) + symkeyid, err := ps.GenerateSymmetricKey(topic, &to, true) if err != nil { b.Fatalf("could not generate symkey: %v", err) } @@ -1389,7 +1389,7 @@ func benchmarkSymkeyBruteforceChangeaddr(b *testing.B) { for i := 0; i < int(keycount); i++ { to := make(PssAddress, 32) copy(to[:], network.RandomAddr().Over()) - keyid, err = ps.generateSymmetricKey(topic, &to, true) + keyid, err = ps.GenerateSymmetricKey(topic, &to, true) if err != nil { b.Fatalf("cant generate symkey #%d: %v", i, err) } @@ -1471,7 +1471,7 @@ func benchmarkSymkeyBruteforceSameaddr(b *testing.B) { topic := BytesToTopic([]byte("foo")) for i := 0; i < int(keycount); i++ { copy(addr[i], network.RandomAddr().Over()) - keyid, err = ps.generateSymmetricKey(topic, &addr[i], true) + keyid, err = ps.GenerateSymmetricKey(topic, &addr[i], true) if err != nil { b.Fatalf("cant generate symkey #%d: %v", i, err) } diff --git a/swarm/storage/chunker.go b/swarm/storage/chunker.go index 5780742e3..2d197fefa 100644 --- a/swarm/storage/chunker.go +++ b/swarm/storage/chunker.go @@ -16,6 +16,7 @@ package storage import ( + "context" "encoding/binary" "errors" "fmt" @@ -126,7 +127,7 @@ type TreeChunker struct { The chunks are not meant to be validated by the chunker when joining. This is because it is left to the DPA to decide which sources are trusted. */ -func TreeJoin(addr Address, getter Getter, depth int) *LazyChunkReader { +func TreeJoin(ctx context.Context, addr Address, getter Getter, depth int) *LazyChunkReader { jp := &JoinerParams{ ChunkerParams: ChunkerParams{ chunkSize: DefaultChunkSize, @@ -137,14 +138,14 @@ func TreeJoin(addr Address, getter Getter, depth int) *LazyChunkReader { depth: depth, } - return NewTreeJoiner(jp).Join() + return NewTreeJoiner(jp).Join(ctx) } /* When splitting, data is given as a SectionReader, and the key is a hashSize long byte slice (Key), the root hash of the entire content will fill this once processing finishes. New chunks to store are store using the putter which the caller provides. */ -func TreeSplit(data io.Reader, size int64, putter Putter) (k Address, wait func(), err error) { +func TreeSplit(ctx context.Context, data io.Reader, size int64, putter Putter) (k Address, wait func(context.Context) error, err error) { tsp := &TreeSplitterParams{ SplitterParams: SplitterParams{ ChunkerParams: ChunkerParams{ @@ -156,7 +157,7 @@ func TreeSplit(data io.Reader, size int64, putter Putter) (k Address, wait func( }, size: size, } - return NewTreeSplitter(tsp).Split() + return NewTreeSplitter(tsp).Split(ctx) } func NewTreeJoiner(params *JoinerParams) *TreeChunker { @@ -224,7 +225,7 @@ func (tc *TreeChunker) decrementWorkerCount() { tc.workerCount -= 1 } -func (tc *TreeChunker) Split() (k Address, wait func(), err error) { +func (tc *TreeChunker) Split(ctx context.Context) (k Address, wait func(context.Context) error, err error) { if tc.chunkSize <= 0 { panic("chunker must be initialised") } @@ -380,7 +381,7 @@ type LazyChunkReader struct { getter Getter } -func (tc *TreeChunker) Join() *LazyChunkReader { +func (tc *TreeChunker) Join(ctx context.Context) *LazyChunkReader { return &LazyChunkReader{ key: tc.addr, chunkSize: tc.chunkSize, diff --git a/swarm/storage/chunker_test.go b/swarm/storage/chunker_test.go index d8be13ef6..69c388b39 100644 --- a/swarm/storage/chunker_test.go +++ b/swarm/storage/chunker_test.go @@ -18,6 +18,7 @@ package storage import ( "bytes" + "context" "crypto/rand" "encoding/binary" "errors" @@ -81,7 +82,7 @@ func testRandomBrokenData(n int, tester *chunkerTester) { putGetter := newTestHasherStore(NewMapChunkStore(), SHA3Hash) expectedError := fmt.Errorf("Broken reader") - addr, _, err := TreeSplit(brokendata, int64(n), putGetter) + addr, _, err := TreeSplit(context.TODO(), brokendata, int64(n), putGetter) if err == nil || err.Error() != expectedError.Error() { tester.t.Fatalf("Not receiving the correct error! Expected %v, received %v", expectedError, err) } @@ -104,20 +105,24 @@ func testRandomData(usePyramid bool, hash string, n int, tester *chunkerTester) putGetter := newTestHasherStore(NewMapChunkStore(), hash) var addr Address - var wait func() + var wait func(context.Context) error var err error + ctx := context.TODO() if usePyramid { - addr, wait, err = PyramidSplit(data, putGetter, putGetter) + addr, wait, err = PyramidSplit(ctx, data, putGetter, putGetter) } else { - addr, wait, err = TreeSplit(data, int64(n), putGetter) + addr, wait, err = TreeSplit(ctx, data, int64(n), putGetter) } if err != nil { tester.t.Fatalf(err.Error()) } tester.t.Logf(" Key = %v\n", addr) - wait() + err = wait(ctx) + if err != nil { + tester.t.Fatalf(err.Error()) + } - reader := TreeJoin(addr, putGetter, 0) + reader := TreeJoin(context.TODO(), addr, putGetter, 0) output := make([]byte, n) r, err := reader.Read(output) if r != n || err != io.EOF { @@ -200,11 +205,15 @@ func TestDataAppend(t *testing.T) { chunkStore := NewMapChunkStore() putGetter := newTestHasherStore(chunkStore, SHA3Hash) - addr, wait, err := PyramidSplit(data, putGetter, putGetter) + ctx := context.TODO() + addr, wait, err := PyramidSplit(ctx, data, putGetter, putGetter) + if err != nil { + tester.t.Fatalf(err.Error()) + } + err = wait(ctx) if err != nil { tester.t.Fatalf(err.Error()) } - wait() //create a append data stream appendInput, found := tester.inputs[uint64(m)] @@ -217,13 +226,16 @@ func TestDataAppend(t *testing.T) { } putGetter = newTestHasherStore(chunkStore, SHA3Hash) - newAddr, wait, err := PyramidAppend(addr, appendData, putGetter, putGetter) + newAddr, wait, err := PyramidAppend(ctx, addr, appendData, putGetter, putGetter) + if err != nil { + tester.t.Fatalf(err.Error()) + } + err = wait(ctx) if err != nil { tester.t.Fatalf(err.Error()) } - wait() - reader := TreeJoin(newAddr, putGetter, 0) + reader := TreeJoin(ctx, newAddr, putGetter, 0) newOutput := make([]byte, n+m) r, err := reader.Read(newOutput) if r != (n + m) { @@ -282,12 +294,16 @@ func benchmarkSplitJoin(n int, t *testing.B) { data := testDataReader(n) putGetter := newTestHasherStore(NewMapChunkStore(), SHA3Hash) - key, wait, err := PyramidSplit(data, putGetter, putGetter) + ctx := context.TODO() + key, wait, err := PyramidSplit(ctx, data, putGetter, putGetter) if err != nil { t.Fatalf(err.Error()) } - wait() - reader := TreeJoin(key, putGetter, 0) + err = wait(ctx) + if err != nil { + t.Fatalf(err.Error()) + } + reader := TreeJoin(ctx, key, putGetter, 0) benchReadAll(reader) } } @@ -298,7 +314,7 @@ func benchmarkSplitTreeSHA3(n int, t *testing.B) { data := testDataReader(n) putGetter := newTestHasherStore(&fakeChunkStore{}, SHA3Hash) - _, _, err := TreeSplit(data, int64(n), putGetter) + _, _, err := TreeSplit(context.TODO(), data, int64(n), putGetter) if err != nil { t.Fatalf(err.Error()) } @@ -311,7 +327,7 @@ func benchmarkSplitTreeBMT(n int, t *testing.B) { data := testDataReader(n) putGetter := newTestHasherStore(&fakeChunkStore{}, BMTHash) - _, _, err := TreeSplit(data, int64(n), putGetter) + _, _, err := TreeSplit(context.TODO(), data, int64(n), putGetter) if err != nil { t.Fatalf(err.Error()) } @@ -324,7 +340,7 @@ func benchmarkSplitPyramidSHA3(n int, t *testing.B) { data := testDataReader(n) putGetter := newTestHasherStore(&fakeChunkStore{}, SHA3Hash) - _, _, err := PyramidSplit(data, putGetter, putGetter) + _, _, err := PyramidSplit(context.TODO(), data, putGetter, putGetter) if err != nil { t.Fatalf(err.Error()) } @@ -338,7 +354,7 @@ func benchmarkSplitPyramidBMT(n int, t *testing.B) { data := testDataReader(n) putGetter := newTestHasherStore(&fakeChunkStore{}, BMTHash) - _, _, err := PyramidSplit(data, putGetter, putGetter) + _, _, err := PyramidSplit(context.TODO(), data, putGetter, putGetter) if err != nil { t.Fatalf(err.Error()) } @@ -354,18 +370,25 @@ func benchmarkSplitAppendPyramid(n, m int, t *testing.B) { chunkStore := NewMapChunkStore() putGetter := newTestHasherStore(chunkStore, SHA3Hash) - key, wait, err := PyramidSplit(data, putGetter, putGetter) + ctx := context.TODO() + key, wait, err := PyramidSplit(ctx, data, putGetter, putGetter) + if err != nil { + t.Fatalf(err.Error()) + } + err = wait(ctx) if err != nil { t.Fatalf(err.Error()) } - wait() putGetter = newTestHasherStore(chunkStore, SHA3Hash) - _, wait, err = PyramidAppend(key, data1, putGetter, putGetter) + _, wait, err = PyramidAppend(ctx, key, data1, putGetter, putGetter) + if err != nil { + t.Fatalf(err.Error()) + } + err = wait(ctx) if err != nil { t.Fatalf(err.Error()) } - wait() } } diff --git a/swarm/storage/filestore.go b/swarm/storage/filestore.go index c0b463deb..2d8d82d95 100644 --- a/swarm/storage/filestore.go +++ b/swarm/storage/filestore.go @@ -17,6 +17,7 @@ package storage import ( + "context" "io" ) @@ -78,18 +79,18 @@ func NewFileStore(store ChunkStore, params *FileStoreParams) *FileStore { // Chunk retrieval blocks on netStore requests with a timeout so reader will // report error if retrieval of chunks within requested range time out. // It returns a reader with the chunk data and whether the content was encrypted -func (f *FileStore) Retrieve(addr Address) (reader *LazyChunkReader, isEncrypted bool) { +func (f *FileStore) Retrieve(ctx context.Context, addr Address) (reader *LazyChunkReader, isEncrypted bool) { isEncrypted = len(addr) > f.hashFunc().Size() getter := NewHasherStore(f.ChunkStore, f.hashFunc, isEncrypted) - reader = TreeJoin(addr, getter, 0) + reader = TreeJoin(ctx, addr, getter, 0) return } // Public API. Main entry point for document storage directly. Used by the // FS-aware API and httpaccess -func (f *FileStore) Store(data io.Reader, size int64, toEncrypt bool) (addr Address, wait func(), err error) { +func (f *FileStore) Store(ctx context.Context, data io.Reader, size int64, toEncrypt bool) (addr Address, wait func(context.Context) error, err error) { putter := NewHasherStore(f.ChunkStore, f.hashFunc, toEncrypt) - return PyramidSplit(data, putter, putter) + return PyramidSplit(ctx, data, putter, putter) } func (f *FileStore) HashSize() int { diff --git a/swarm/storage/filestore_test.go b/swarm/storage/filestore_test.go index 1aaec5e5c..f3f597255 100644 --- a/swarm/storage/filestore_test.go +++ b/swarm/storage/filestore_test.go @@ -18,6 +18,7 @@ package storage import ( "bytes" + "context" "io" "io/ioutil" "os" @@ -49,12 +50,16 @@ func testFileStoreRandom(toEncrypt bool, t *testing.T) { defer os.RemoveAll("/tmp/bzz") reader, slice := generateRandomData(testDataSize) - key, wait, err := fileStore.Store(reader, testDataSize, toEncrypt) + ctx := context.TODO() + key, wait, err := fileStore.Store(ctx, reader, testDataSize, toEncrypt) if err != nil { t.Errorf("Store error: %v", err) } - wait() - resultReader, isEncrypted := fileStore.Retrieve(key) + err = wait(ctx) + if err != nil { + t.Fatalf("Store waitt error: %v", err.Error()) + } + resultReader, isEncrypted := fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) } @@ -72,7 +77,7 @@ func testFileStoreRandom(toEncrypt bool, t *testing.T) { ioutil.WriteFile("/tmp/slice.bzz.16M", slice, 0666) ioutil.WriteFile("/tmp/result.bzz.16M", resultSlice, 0666) localStore.memStore = NewMemStore(NewDefaultStoreParams(), db) - resultReader, isEncrypted = fileStore.Retrieve(key) + resultReader, isEncrypted = fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) } @@ -110,12 +115,16 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { } fileStore := NewFileStore(localStore, NewFileStoreParams()) reader, slice := generateRandomData(testDataSize) - key, wait, err := fileStore.Store(reader, testDataSize, toEncrypt) + ctx := context.TODO() + key, wait, err := fileStore.Store(ctx, reader, testDataSize, toEncrypt) + if err != nil { + t.Errorf("Store error: %v", err) + } + err = wait(ctx) if err != nil { t.Errorf("Store error: %v", err) } - wait() - resultReader, isEncrypted := fileStore.Retrieve(key) + resultReader, isEncrypted := fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) } @@ -134,7 +143,7 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { memStore.setCapacity(0) // check whether it is, indeed, empty fileStore.ChunkStore = memStore - resultReader, isEncrypted = fileStore.Retrieve(key) + resultReader, isEncrypted = fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) } @@ -144,7 +153,7 @@ func testFileStoreCapacity(toEncrypt bool, t *testing.T) { // check how it works with localStore fileStore.ChunkStore = localStore // localStore.dbStore.setCapacity(0) - resultReader, isEncrypted = fileStore.Retrieve(key) + resultReader, isEncrypted = fileStore.Retrieve(context.TODO(), key) if isEncrypted != toEncrypt { t.Fatalf("isEncrypted expected %v got %v", toEncrypt, isEncrypted) } diff --git a/swarm/storage/hasherstore.go b/swarm/storage/hasherstore.go index e659c3681..e18b66ddc 100644 --- a/swarm/storage/hasherstore.go +++ b/swarm/storage/hasherstore.go @@ -17,6 +17,7 @@ package storage import ( + "context" "fmt" "sync" @@ -126,9 +127,10 @@ func (h *hasherStore) Close() { // Wait returns when // 1) the Close() function has been called and // 2) all the chunks which has been Put has been stored -func (h *hasherStore) Wait() { +func (h *hasherStore) Wait(ctx context.Context) error { <-h.closed h.wg.Wait() + return nil } func (h *hasherStore) createHash(chunkData ChunkData) Address { diff --git a/swarm/storage/hasherstore_test.go b/swarm/storage/hasherstore_test.go index ccb37524a..cf7b0dcc3 100644 --- a/swarm/storage/hasherstore_test.go +++ b/swarm/storage/hasherstore_test.go @@ -18,6 +18,7 @@ package storage import ( "bytes" + "context" "testing" "github.com/ethereum/go-ethereum/swarm/storage/encryption" @@ -60,7 +61,10 @@ func TestHasherStore(t *testing.T) { hasherStore.Close() // Wait until chunks are really stored - hasherStore.Wait() + err = hasherStore.Wait(context.TODO()) + if err != nil { + t.Fatalf("Expected no error got \"%v\"", err) + } // Get the first chunk retrievedChunkData1, err := hasherStore.Get(key1) diff --git a/swarm/storage/ldbstore_test.go b/swarm/storage/ldbstore_test.go index 2c706a75b..2453d2f30 100644 --- a/swarm/storage/ldbstore_test.go +++ b/swarm/storage/ldbstore_test.go @@ -59,12 +59,12 @@ func newTestDbStore(mock bool, trusted bool) (*testDbStore, func(), error) { } cleanup := func() { - if err != nil { + if db != nil { db.Close() } err = os.RemoveAll(dir) if err != nil { - panic("db cleanup failed") + panic(fmt.Sprintf("db cleanup failed: %v", err)) } } diff --git a/swarm/storage/pyramid.go b/swarm/storage/pyramid.go index 01172cb77..6643e989a 100644 --- a/swarm/storage/pyramid.go +++ b/swarm/storage/pyramid.go @@ -17,6 +17,7 @@ package storage import ( + "context" "encoding/binary" "errors" "io" @@ -99,12 +100,12 @@ func NewPyramidSplitterParams(addr Address, reader io.Reader, putter Putter, get When splitting, data is given as a SectionReader, and the key is a hashSize long byte slice (Key), the root hash of the entire content will fill this once processing finishes. New chunks to store are store using the putter which the caller provides. */ -func PyramidSplit(reader io.Reader, putter Putter, getter Getter) (Address, func(), error) { - return NewPyramidSplitter(NewPyramidSplitterParams(nil, reader, putter, getter, DefaultChunkSize)).Split() +func PyramidSplit(ctx context.Context, reader io.Reader, putter Putter, getter Getter) (Address, func(context.Context) error, error) { + return NewPyramidSplitter(NewPyramidSplitterParams(nil, reader, putter, getter, DefaultChunkSize)).Split(ctx) } -func PyramidAppend(addr Address, reader io.Reader, putter Putter, getter Getter) (Address, func(), error) { - return NewPyramidSplitter(NewPyramidSplitterParams(addr, reader, putter, getter, DefaultChunkSize)).Append() +func PyramidAppend(ctx context.Context, addr Address, reader io.Reader, putter Putter, getter Getter) (Address, func(context.Context) error, error) { + return NewPyramidSplitter(NewPyramidSplitterParams(addr, reader, putter, getter, DefaultChunkSize)).Append(ctx) } // Entry to create a tree node @@ -203,7 +204,7 @@ func (pc *PyramidChunker) decrementWorkerCount() { pc.workerCount -= 1 } -func (pc *PyramidChunker) Split() (k Address, wait func(), err error) { +func (pc *PyramidChunker) Split(ctx context.Context) (k Address, wait func(context.Context) error, err error) { log.Debug("pyramid.chunker: Split()") pc.wg.Add(1) @@ -235,7 +236,7 @@ func (pc *PyramidChunker) Split() (k Address, wait func(), err error) { } -func (pc *PyramidChunker) Append() (k Address, wait func(), err error) { +func (pc *PyramidChunker) Append(ctx context.Context) (k Address, wait func(context.Context) error, err error) { log.Debug("pyramid.chunker: Append()") // Load the right most unfinished tree chunks in every level pc.loadTree() diff --git a/swarm/storage/types.go b/swarm/storage/types.go index b75f64205..32880ead7 100644 --- a/swarm/storage/types.go +++ b/swarm/storage/types.go @@ -18,6 +18,7 @@ package storage import ( "bytes" + "context" "crypto" "crypto/rand" "encoding/binary" @@ -303,7 +304,7 @@ type Putter interface { // Close is to indicate that no more chunk data will be Put on this Putter Close() // Wait returns if all data has been store and the Close() was called. - Wait() + Wait(context.Context) error } // Getter is an interface to retrieve a chunk's data by its reference diff --git a/swarm/swarm_test.go b/swarm/swarm_test.go index f82a9c6fa..0827748ae 100644 --- a/swarm/swarm_test.go +++ b/swarm/swarm_test.go @@ -17,10 +17,13 @@ package swarm import ( + "context" + "encoding/hex" "io/ioutil" "math/rand" "os" "path" + "runtime" "strings" "testing" "time" @@ -42,6 +45,13 @@ func TestNewSwarm(t *testing.T) { // a simple rpc endpoint for testing dialing ipcEndpoint := path.Join(dir, "TestSwarm.ipc") + // windows namedpipes are not on filesystem but on NPFS + if runtime.GOOS == "windows" { + b := make([]byte, 8) + rand.Read(b) + ipcEndpoint = `\\.\pipe\TestSwarm-` + hex.EncodeToString(b) + } + _, server, err := rpc.StartIPCEndpoint(ipcEndpoint, nil) if err != nil { t.Error(err) @@ -338,15 +348,19 @@ func testLocalStoreAndRetrieve(t *testing.T, swarm *Swarm, n int, randomData boo } dataPut := string(slice) - k, wait, err := swarm.api.Store(strings.NewReader(dataPut), int64(len(dataPut)), false) + ctx := context.TODO() + k, wait, err := swarm.api.Store(ctx, strings.NewReader(dataPut), int64(len(dataPut)), false) if err != nil { t.Fatal(err) } if wait != nil { - wait() + err = wait(ctx) + if err != nil { + t.Fatal(err) + } } - r, _ := swarm.api.Retrieve(k) + r, _ := swarm.api.Retrieve(context.TODO(), k) d, err := ioutil.ReadAll(r) if err != nil { |