// Copyright 2018 The go-ethereum Authors // This file is part of go-ethereum. // // go-ethereum is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // go-ethereum 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with go-ethereum. If not, see . package main import ( "bytes" "io/ioutil" "os" "path/filepath" "runtime" "testing" "github.com/dexon-foundation/dexon/swarm/api" swarm "github.com/dexon-foundation/dexon/swarm/api/client" swarmhttp "github.com/dexon-foundation/dexon/swarm/api/http" ) // TestManifestChange tests manifest add, update and remove // cli commands without encryption. func TestManifestChange(t *testing.T) { if runtime.GOOS == "windows" { t.Skip() } testManifestChange(t, false) } // TestManifestChange tests manifest add, update and remove // cli commands with encryption enabled. func TestManifestChangeEncrypted(t *testing.T) { if runtime.GOOS == "windows" { t.Skip() } testManifestChange(t, true) } // testManifestChange performs cli commands: // - manifest add // - manifest update // - manifest remove // on a manifest, testing the functionality of this // comands on paths that are in root manifest or a nested one. // Argument encrypt controls whether to use encryption or not. func testManifestChange(t *testing.T, encrypt bool) { t.Parallel() srv := swarmhttp.NewTestSwarmServer(t, serverFunc, nil) defer srv.Close() tmp, err := ioutil.TempDir("", "swarm-manifest-test") if err != nil { t.Fatal(err) } defer os.RemoveAll(tmp) origDir := filepath.Join(tmp, "orig") if err := os.Mkdir(origDir, 0777); err != nil { t.Fatal(err) } indexDataFilename := filepath.Join(origDir, "index.html") err = ioutil.WriteFile(indexDataFilename, []byte("

Test

"), 0666) if err != nil { t.Fatal(err) } // Files paths robots.txt and robots.html share the same prefix "robots." // which will result a manifest with a nested manifest under path "robots.". // This will allow testing manifest changes on both root and nested manifest. err = ioutil.WriteFile(filepath.Join(origDir, "robots.txt"), []byte("Disallow: /"), 0666) if err != nil { t.Fatal(err) } err = ioutil.WriteFile(filepath.Join(origDir, "robots.html"), []byte("No Robots Allowed"), 0666) if err != nil { t.Fatal(err) } err = ioutil.WriteFile(filepath.Join(origDir, "mutants.txt"), []byte("Frank\nMarcus"), 0666) if err != nil { t.Fatal(err) } args := []string{ "--bzzapi", srv.URL, "--recursive", "--defaultpath", indexDataFilename, "up", origDir, } if encrypt { args = append(args, "--encrypt") } origManifestHash := runSwarmExpectHash(t, args...) checkHashLength(t, origManifestHash, encrypt) client := swarm.NewClient(srv.URL) // upload a new file and use its manifest to add it the original manifest. t.Run("add", func(t *testing.T) { humansData := []byte("Ann\nBob") humansDataFilename := filepath.Join(tmp, "humans.txt") err = ioutil.WriteFile(humansDataFilename, humansData, 0666) if err != nil { t.Fatal(err) } humansManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "up", humansDataFilename, ) newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "add", origManifestHash, "humans.txt", humansManifestHash, ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool for _, e := range newManifest.Entries { if e.Path == "humans.txt" { found = true if e.Size != int64(len(humansData)) { t.Errorf("expected humans.txt size %v, got %v", len(humansData), e.Size) } if e.ModTime.IsZero() { t.Errorf("got zero mod time for humans.txt") } ct := "text/plain; charset=utf-8" if e.ContentType != ct { t.Errorf("expected content type %q, got %q", ct, e.ContentType) } break } } if !found { t.Fatal("no humans.txt in new manifest") } checkFile(t, client, newManifestHash, "humans.txt", humansData) }) // upload a new file and use its manifest to add it the original manifest, // but ensure that the file will be in the nested manifest of the original one. t.Run("add nested", func(t *testing.T) { robotsData := []byte(`{"disallow": "/"}`) robotsDataFilename := filepath.Join(tmp, "robots.json") err = ioutil.WriteFile(robotsDataFilename, robotsData, 0666) if err != nil { t.Fatal(err) } robotsManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "up", robotsDataFilename, ) newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "add", origManifestHash, "robots.json", robotsManifestHash, ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool loop: for _, e := range newManifest.Entries { if e.Path == "robots." { nestedManifest := downloadManifest(t, client, e.Hash, encrypt) for _, e := range nestedManifest.Entries { if e.Path == "json" { found = true if e.Size != int64(len(robotsData)) { t.Errorf("expected robots.json size %v, got %v", len(robotsData), e.Size) } if e.ModTime.IsZero() { t.Errorf("got zero mod time for robots.json") } ct := "application/json" if e.ContentType != ct { t.Errorf("expected content type %q, got %q", ct, e.ContentType) } break loop } } } } if !found { t.Fatal("no robots.json in new manifest") } checkFile(t, client, newManifestHash, "robots.json", robotsData) }) // upload a new file and use its manifest to change the file it the original manifest. t.Run("update", func(t *testing.T) { indexData := []byte("

Ethereum Swarm

") indexDataFilename := filepath.Join(tmp, "index.html") err = ioutil.WriteFile(indexDataFilename, indexData, 0666) if err != nil { t.Fatal(err) } indexManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "up", indexDataFilename, ) newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "update", origManifestHash, "index.html", indexManifestHash, ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool for _, e := range newManifest.Entries { if e.Path == "index.html" { found = true if e.Size != int64(len(indexData)) { t.Errorf("expected index.html size %v, got %v", len(indexData), e.Size) } if e.ModTime.IsZero() { t.Errorf("got zero mod time for index.html") } ct := "text/html; charset=utf-8" if e.ContentType != ct { t.Errorf("expected content type %q, got %q", ct, e.ContentType) } break } } if !found { t.Fatal("no index.html in new manifest") } checkFile(t, client, newManifestHash, "index.html", indexData) // check default entry change checkFile(t, client, newManifestHash, "", indexData) }) // upload a new file and use its manifest to change the file it the original manifest, // but ensure that the file is in the nested manifest of the original one. t.Run("update nested", func(t *testing.T) { robotsData := []byte(`Only humans allowed!!!`) robotsDataFilename := filepath.Join(tmp, "robots.html") err = ioutil.WriteFile(robotsDataFilename, robotsData, 0666) if err != nil { t.Fatal(err) } humansManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "up", robotsDataFilename, ) newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "update", origManifestHash, "robots.html", humansManifestHash, ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool loop: for _, e := range newManifest.Entries { if e.Path == "robots." { nestedManifest := downloadManifest(t, client, e.Hash, encrypt) for _, e := range nestedManifest.Entries { if e.Path == "html" { found = true if e.Size != int64(len(robotsData)) { t.Errorf("expected robots.html size %v, got %v", len(robotsData), e.Size) } if e.ModTime.IsZero() { t.Errorf("got zero mod time for robots.html") } ct := "text/html; charset=utf-8" if e.ContentType != ct { t.Errorf("expected content type %q, got %q", ct, e.ContentType) } break loop } } } } if !found { t.Fatal("no robots.html in new manifest") } checkFile(t, client, newManifestHash, "robots.html", robotsData) }) // remove a file from the manifest. t.Run("remove", func(t *testing.T) { newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "remove", origManifestHash, "mutants.txt", ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool for _, e := range newManifest.Entries { if e.Path == "mutants.txt" { found = true break } } if found { t.Fatal("mutants.txt is not removed") } }) // remove a file from the manifest, but ensure that the file is in // the nested manifest of the original one. t.Run("remove nested", func(t *testing.T) { newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "remove", origManifestHash, "robots.html", ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool loop: for _, e := range newManifest.Entries { if e.Path == "robots." { nestedManifest := downloadManifest(t, client, e.Hash, encrypt) for _, e := range nestedManifest.Entries { if e.Path == "html" { found = true break loop } } } } if found { t.Fatal("robots.html in not removed") } }) } // TestNestedDefaultEntryUpdate tests if the default entry is updated // if the file in nested manifest used for it is also updated. func TestNestedDefaultEntryUpdate(t *testing.T) { if runtime.GOOS == "windows" { t.Skip() } testNestedDefaultEntryUpdate(t, false) } // TestNestedDefaultEntryUpdateEncrypted tests if the default entry // of encrypted upload is updated if the file in nested manifest // used for it is also updated. func TestNestedDefaultEntryUpdateEncrypted(t *testing.T) { if runtime.GOOS == "windows" { t.Skip() } testNestedDefaultEntryUpdate(t, true) } func testNestedDefaultEntryUpdate(t *testing.T, encrypt bool) { t.Parallel() srv := swarmhttp.NewTestSwarmServer(t, serverFunc, nil) defer srv.Close() tmp, err := ioutil.TempDir("", "swarm-manifest-test") if err != nil { t.Fatal(err) } defer os.RemoveAll(tmp) origDir := filepath.Join(tmp, "orig") if err := os.Mkdir(origDir, 0777); err != nil { t.Fatal(err) } indexData := []byte("

Test

") indexDataFilename := filepath.Join(origDir, "index.html") err = ioutil.WriteFile(indexDataFilename, indexData, 0666) if err != nil { t.Fatal(err) } // Add another file with common prefix as the default entry to test updates of // default entry with nested manifests. err = ioutil.WriteFile(filepath.Join(origDir, "index.txt"), []byte("Test"), 0666) if err != nil { t.Fatal(err) } args := []string{ "--bzzapi", srv.URL, "--recursive", "--defaultpath", indexDataFilename, "up", origDir, } if encrypt { args = append(args, "--encrypt") } origManifestHash := runSwarmExpectHash(t, args...) checkHashLength(t, origManifestHash, encrypt) client := swarm.NewClient(srv.URL) newIndexData := []byte("

Ethereum Swarm

") newIndexDataFilename := filepath.Join(tmp, "index.html") err = ioutil.WriteFile(newIndexDataFilename, newIndexData, 0666) if err != nil { t.Fatal(err) } newIndexManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "up", newIndexDataFilename, ) newManifestHash := runSwarmExpectHash(t, "--bzzapi", srv.URL, "manifest", "update", origManifestHash, "index.html", newIndexManifestHash, ) checkHashLength(t, newManifestHash, encrypt) newManifest := downloadManifest(t, client, newManifestHash, encrypt) var found bool for _, e := range newManifest.Entries { if e.Path == "index." { found = true newManifest = downloadManifest(t, client, e.Hash, encrypt) break } } if !found { t.Fatal("no index. path in new manifest") } found = false for _, e := range newManifest.Entries { if e.Path == "html" { found = true if e.Size != int64(len(newIndexData)) { t.Errorf("expected index.html size %v, got %v", len(newIndexData), e.Size) } if e.ModTime.IsZero() { t.Errorf("got zero mod time for index.html") } ct := "text/html; charset=utf-8" if e.ContentType != ct { t.Errorf("expected content type %q, got %q", ct, e.ContentType) } break } } if !found { t.Fatal("no html in new manifest") } checkFile(t, client, newManifestHash, "index.html", newIndexData) // check default entry change checkFile(t, client, newManifestHash, "", newIndexData) } func runSwarmExpectHash(t *testing.T, args ...string) (hash string) { t.Helper() hashRegexp := `[a-f\d]{64,128}` up := runSwarm(t, args...) _, matches := up.ExpectRegexp(hashRegexp) up.ExpectExit() if len(matches) < 1 { t.Fatal("no matches found") } return matches[0] } func checkHashLength(t *testing.T, hash string, encrypted bool) { t.Helper() l := len(hash) if encrypted && l != 128 { t.Errorf("expected hash length 128, got %v", l) } if !encrypted && l != 64 { t.Errorf("expected hash length 64, got %v", l) } } func downloadManifest(t *testing.T, client *swarm.Client, hash string, encrypted bool) (manifest *api.Manifest) { t.Helper() m, isEncrypted, err := client.DownloadManifest(hash) if err != nil { t.Fatal(err) } if encrypted != isEncrypted { t.Error("new manifest encryption flag is not correct") } return m } func checkFile(t *testing.T, client *swarm.Client, hash, path string, expected []byte) { t.Helper() f, err := client.Download(hash, path) if err != nil { t.Fatal(err) } got, err := ioutil.ReadAll(f) if err != nil { t.Fatal(err) } if !bytes.Equal(got, expected) { t.Errorf("expected file content %q, got %q", expected, got) } }