Yoni Nakache
4 years ago
committed by
GitHub
GitHub
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
55 changed files with 1177 additions and 323 deletions
-
4README.md
-
2docker/local-dev-compose.yml
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10go.mod
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54go.sum
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3weed/command/command.go
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6weed/command/filer.go
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118weed/command/filer_cat.go
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2weed/command/filer_copy.go
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201weed/command/filer_meta_tail.go
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3weed/command/filer_replication.go
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2weed/command/mount.go
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10weed/command/scaffold.go
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9weed/command/server.go
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113weed/command/watch.go
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6weed/filer/configuration.go
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2weed/filer/etcd/etcd_store.go
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7weed/filer/filechunk_manifest.go
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9weed/filer/filechunks.go
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2weed/filer/filer_notify.go
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3weed/filer/hbase/hbase_store_kv.go
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2weed/filer/leveldb/leveldb_store.go
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2weed/filer/leveldb2/leveldb2_store.go
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361weed/filer/leveldb3/leveldb3_store.go
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46weed/filer/leveldb3/leveldb3_store_kv.go
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88weed/filer/leveldb3/leveldb3_store_test.go
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6weed/filer/reader_at.go
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6weed/filer/redis/redis_cluster_store.go
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2weed/filer/redis/redis_store.go
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22weed/filer/redis/universal_redis_store.go
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8weed/filer/redis/universal_redis_store_kv.go
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6weed/filer/redis2/redis_cluster_store.go
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2weed/filer/redis2/redis_store.go
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26weed/filer/redis2/universal_redis_store.go
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8weed/filer/redis2/universal_redis_store_kv.go
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99weed/filer/rocksdb/rocksdb_store.go
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10weed/filer/rocksdb/rocksdb_store_kv.go
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40weed/filer/rocksdb/rocksdb_ttl.go
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8weed/filer/stream.go
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26weed/messaging/broker/broker_grpc_server_subscribe.go
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5weed/notification/configuration.go
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3weed/replication/sink/filersink/filer_sink.go
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2weed/s3api/s3api_bucket_handlers.go
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2weed/s3api/s3api_objects_list_handlers.go
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7weed/security/tls.go
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52weed/server/filer_grpc_server_sub_meta.go
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3weed/server/filer_server.go
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10weed/server/filer_server_handlers_read.go
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14weed/server/filer_server_handlers_write_autochunk.go
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4weed/storage/backend/backend.go
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2weed/util/chunk_cache/chunk_cache_in_memory.go
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18weed/util/config.go
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2weed/util/constants.go
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24weed/util/log_buffer/log_buffer.go
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8weed/util/log_buffer/log_read.go
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10weed/wdclient/vid_map.go
@ -0,0 +1,118 @@ |
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package command |
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import ( |
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"context" |
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"fmt" |
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"github.com/chrislusf/seaweedfs/weed/filer" |
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"github.com/chrislusf/seaweedfs/weed/pb" |
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb" |
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"github.com/chrislusf/seaweedfs/weed/wdclient" |
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"google.golang.org/grpc" |
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"math" |
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"net/url" |
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"os" |
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"strings" |
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"github.com/chrislusf/seaweedfs/weed/security" |
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"github.com/chrislusf/seaweedfs/weed/util" |
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) |
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var ( |
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filerCat FilerCatOptions |
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) |
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type FilerCatOptions struct { |
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grpcDialOption grpc.DialOption |
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filerAddress string |
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filerClient filer_pb.SeaweedFilerClient |
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output *string |
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} |
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func (fco *FilerCatOptions) GetLookupFileIdFunction() wdclient.LookupFileIdFunctionType { |
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return func(fileId string) (targetUrls []string, err error) { |
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vid := filer.VolumeId(fileId) |
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resp, err := fco.filerClient.LookupVolume(context.Background(), &filer_pb.LookupVolumeRequest{ |
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VolumeIds: []string{vid}, |
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}) |
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if err != nil { |
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return nil, err |
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} |
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locations := resp.LocationsMap[vid] |
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for _, loc := range locations.Locations { |
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targetUrls = append(targetUrls, fmt.Sprintf("http://%s/%s", loc.Url, fileId)) |
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} |
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return |
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} |
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} |
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func init() { |
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cmdFilerCat.Run = runFilerCat // break init cycle
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filerCat.output = cmdFilerCat.Flag.String("o", "", "write to file instead of stdout") |
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} |
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var cmdFilerCat = &Command{ |
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UsageLine: "filer.cat [-o <file>] http://localhost:8888/path/to/file", |
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Short: "copy one file to local", |
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Long: `read one file to stdout or write to a file |
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`, |
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} |
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func runFilerCat(cmd *Command, args []string) bool { |
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util.LoadConfiguration("security", false) |
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if len(args) == 0 { |
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return false |
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} |
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filerSource := args[len(args)-1] |
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filerUrl, err := url.Parse(filerSource) |
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if err != nil { |
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fmt.Printf("The last argument should be a URL on filer: %v\n", err) |
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return false |
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} |
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urlPath := filerUrl.Path |
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if strings.HasSuffix(urlPath, "/") { |
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fmt.Printf("The last argument should be a file: %v\n", err) |
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return false |
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} |
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filerCat.filerAddress = filerUrl.Host |
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filerCat.grpcDialOption = security.LoadClientTLS(util.GetViper(), "grpc.client") |
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dir, name := util.FullPath(urlPath).DirAndName() |
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writer := os.Stdout |
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if *filerCat.output != "" { |
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fmt.Printf("saving %s to %s\n", filerSource, *filerCat.output) |
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f, err := os.OpenFile(*filerCat.output, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0755) |
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if err != nil { |
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fmt.Printf("open file %s: %v\n", *filerCat.output, err) |
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return false |
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} |
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defer f.Close() |
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writer = f |
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} |
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pb.WithFilerClient(filerCat.filerAddress, filerCat.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { |
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request := &filer_pb.LookupDirectoryEntryRequest{ |
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Name: name, |
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Directory: dir, |
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} |
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respLookupEntry, err := filer_pb.LookupEntry(client, request) |
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if err != nil { |
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return err |
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} |
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filerCat.filerClient = client |
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return filer.StreamContent(&filerCat, writer, respLookupEntry.Entry.Chunks, 0, math.MaxInt64) |
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}) |
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return true |
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} |
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@ -0,0 +1,201 @@ |
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package command |
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import ( |
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"context" |
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"fmt" |
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jsoniter "github.com/json-iterator/go" |
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"github.com/olivere/elastic/v7" |
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"io" |
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"path/filepath" |
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"strings" |
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"time" |
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|
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"github.com/chrislusf/seaweedfs/weed/pb" |
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb" |
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"github.com/chrislusf/seaweedfs/weed/security" |
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"github.com/chrislusf/seaweedfs/weed/util" |
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) |
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func init() { |
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cmdFilerMetaTail.Run = runFilerMetaTail // break init cycle
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} |
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var cmdFilerMetaTail = &Command{ |
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UsageLine: "filer.meta.tail [-filer=localhost:8888] [-target=/]", |
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Short: "see recent changes on a filer", |
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Long: `See recent changes on a filer. |
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`, |
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} |
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var ( |
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tailFiler = cmdFilerMetaTail.Flag.String("filer", "localhost:8888", "filer hostname:port") |
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tailTarget = cmdFilerMetaTail.Flag.String("pathPrefix", "/", "path to a folder or file, or common prefix for the folders or files on filer") |
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tailStart = cmdFilerMetaTail.Flag.Duration("timeAgo", 0, "start time before now. \"300ms\", \"1.5h\" or \"2h45m\". Valid time units are \"ns\", \"us\" (or \"µs\"), \"ms\", \"s\", \"m\", \"h\"") |
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tailPattern = cmdFilerMetaTail.Flag.String("pattern", "", "full path or just filename pattern, ex: \"/home/?opher\", \"*.pdf\", see https://golang.org/pkg/path/filepath/#Match ") |
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esServers = cmdFilerMetaTail.Flag.String("es", "", "comma-separated elastic servers http://<host:port>") |
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esIndex = cmdFilerMetaTail.Flag.String("es.index", "seaweedfs", "ES index name") |
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) |
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func runFilerMetaTail(cmd *Command, args []string) bool { |
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grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client") |
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var filterFunc func(dir, fname string) bool |
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if *tailPattern != "" { |
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if strings.Contains(*tailPattern, "/") { |
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println("watch path pattern", *tailPattern) |
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filterFunc = func(dir, fname string) bool { |
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matched, err := filepath.Match(*tailPattern, dir+"/"+fname) |
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if err != nil { |
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fmt.Printf("error: %v", err) |
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} |
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return matched |
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} |
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} else { |
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println("watch file pattern", *tailPattern) |
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filterFunc = func(dir, fname string) bool { |
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matched, err := filepath.Match(*tailPattern, fname) |
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if err != nil { |
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fmt.Printf("error: %v", err) |
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} |
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return matched |
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} |
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} |
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} |
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shouldPrint := func(resp *filer_pb.SubscribeMetadataResponse) bool { |
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if filterFunc == nil { |
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return true |
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} |
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if resp.EventNotification.OldEntry == nil && resp.EventNotification.NewEntry == nil { |
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return false |
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} |
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if resp.EventNotification.OldEntry != nil && filterFunc(resp.Directory, resp.EventNotification.OldEntry.Name) { |
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return true |
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} |
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if resp.EventNotification.NewEntry != nil && filterFunc(resp.EventNotification.NewParentPath, resp.EventNotification.NewEntry.Name) { |
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return true |
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} |
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return false |
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} |
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eachEntryFunc := func(resp *filer_pb.SubscribeMetadataResponse) error { |
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fmt.Printf("dir:%s %+v\n", resp.Directory, resp.EventNotification) |
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return nil |
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} |
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if *esServers != "" { |
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var err error |
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eachEntryFunc, err = sendToElasticSearchFunc(*esServers, *esIndex) |
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if err != nil { |
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fmt.Printf("create elastic search client to %s: %+v\n", *esServers, err) |
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return false |
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} |
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} |
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|
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tailErr := pb.WithFilerClient(*tailFiler, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { |
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ctx, cancel := context.WithCancel(context.Background()) |
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defer cancel() |
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stream, err := client.SubscribeMetadata(ctx, &filer_pb.SubscribeMetadataRequest{ |
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ClientName: "tail", |
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PathPrefix: *tailTarget, |
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SinceNs: time.Now().Add(-*tailStart).UnixNano(), |
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}) |
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if err != nil { |
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return fmt.Errorf("listen: %v", err) |
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} |
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|
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for { |
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resp, listenErr := stream.Recv() |
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if listenErr == io.EOF { |
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return nil |
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} |
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if listenErr != nil { |
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return listenErr |
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} |
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if !shouldPrint(resp) { |
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continue |
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} |
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if err = eachEntryFunc(resp); err != nil { |
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return err |
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} |
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} |
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|
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}) |
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if tailErr != nil { |
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fmt.Printf("tail %s: %v\n", *tailFiler, tailErr) |
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} |
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|
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return true |
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} |
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type EsDocument struct { |
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Dir string `json:"dir,omitempty"` |
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Name string `json:"name,omitempty"` |
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IsDirectory bool `json:"isDir,omitempty"` |
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Size uint64 `json:"size,omitempty"` |
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Uid uint32 `json:"uid,omitempty"` |
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Gid uint32 `json:"gid,omitempty"` |
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UserName string `json:"userName,omitempty"` |
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Collection string `json:"collection,omitempty"` |
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Crtime int64 `json:"crtime,omitempty"` |
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Mtime int64 `json:"mtime,omitempty"` |
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Mime string `json:"mime,omitempty"` |
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} |
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|
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func toEsEntry(event *filer_pb.EventNotification) (*EsDocument, string) { |
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entry := event.NewEntry |
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dir, name := event.NewParentPath, entry.Name |
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id := util.Md5String([]byte(util.NewFullPath(dir, name))) |
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esEntry := &EsDocument{ |
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Dir: dir, |
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Name: name, |
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IsDirectory: entry.IsDirectory, |
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Size: entry.Attributes.FileSize, |
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Uid: entry.Attributes.Uid, |
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Gid: entry.Attributes.Gid, |
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UserName: entry.Attributes.UserName, |
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Collection: entry.Attributes.Collection, |
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Crtime: entry.Attributes.Crtime, |
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Mtime: entry.Attributes.Mtime, |
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Mime: entry.Attributes.Mime, |
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} |
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return esEntry, id |
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} |
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|
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func sendToElasticSearchFunc(servers string, esIndex string) (func(resp *filer_pb.SubscribeMetadataResponse) error, error) { |
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options := []elastic.ClientOptionFunc{} |
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options = append(options, elastic.SetURL(strings.Split(servers, ",")...)) |
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options = append(options, elastic.SetSniff(false)) |
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options = append(options, elastic.SetHealthcheck(false)) |
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client, err := elastic.NewClient(options...) |
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|
if err != nil { |
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|
return nil, err |
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|
} |
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return func(resp *filer_pb.SubscribeMetadataResponse) error { |
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|
event := resp.EventNotification |
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|
if event.OldEntry != nil && |
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(event.NewEntry == nil || resp.Directory != event.NewParentPath || event.OldEntry.Name != event.NewEntry.Name) { |
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// delete or not update the same file
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dir, name := resp.Directory, event.OldEntry.Name |
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id := util.Md5String([]byte(util.NewFullPath(dir, name))) |
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println("delete", id) |
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_, err := client.Delete().Index(esIndex).Id(id).Do(context.Background()) |
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|
return err |
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|
} |
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if event.NewEntry != nil { |
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|
// add a new file or update the same file
|
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|
esEntry, id := toEsEntry(event) |
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|
value, err := jsoniter.Marshal(esEntry) |
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|
if err != nil { |
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|
return err |
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|
} |
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|
println(string(value)) |
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|
_, err = client.Index().Index(esIndex).Id(id).BodyJson(string(value)).Do(context.Background()) |
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|
return err |
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|
} |
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|
return nil |
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|
}, nil |
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|
} |
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@ -1,113 +0,0 @@ |
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package command |
|
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|
|
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import ( |
|
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"context" |
|
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"fmt" |
|
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"io" |
|
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"path/filepath" |
|
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"strings" |
|
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"time" |
|
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|
|
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"github.com/chrislusf/seaweedfs/weed/pb" |
|
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb" |
|
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"github.com/chrislusf/seaweedfs/weed/security" |
|
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"github.com/chrislusf/seaweedfs/weed/util" |
|
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) |
|
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|
|
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func init() { |
|
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cmdWatch.Run = runWatch // break init cycle
|
|
||||
} |
|
||||
|
|
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var cmdWatch = &Command{ |
|
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UsageLine: "watch [-filer=localhost:8888] [-target=/]", |
|
||||
Short: "see recent changes on a filer", |
|
||||
Long: `See recent changes on a filer. |
|
||||
|
|
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`, |
|
||||
} |
|
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|
|
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var ( |
|
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watchFiler = cmdWatch.Flag.String("filer", "localhost:8888", "filer hostname:port") |
|
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watchTarget = cmdWatch.Flag.String("pathPrefix", "/", "path to a folder or file, or common prefix for the folders or files on filer") |
|
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watchStart = cmdWatch.Flag.Duration("timeAgo", 0, "start time before now. \"300ms\", \"1.5h\" or \"2h45m\". Valid time units are \"ns\", \"us\" (or \"µs\"), \"ms\", \"s\", \"m\", \"h\"") |
|
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watchPattern = cmdWatch.Flag.String("pattern", "", "full path or just filename pattern, ex: \"/home/?opher\", \"*.pdf\", see https://golang.org/pkg/path/filepath/#Match ") |
|
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) |
|
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|
|
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func runWatch(cmd *Command, args []string) bool { |
|
||||
|
|
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grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client") |
|
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|
|
||||
var filterFunc func(dir, fname string) bool |
|
||||
if *watchPattern != "" { |
|
||||
if strings.Contains(*watchPattern, "/") { |
|
||||
println("watch path pattern", *watchPattern) |
|
||||
filterFunc = func(dir, fname string) bool { |
|
||||
matched, err := filepath.Match(*watchPattern, dir+"/"+fname) |
|
||||
if err != nil { |
|
||||
fmt.Printf("error: %v", err) |
|
||||
} |
|
||||
return matched |
|
||||
} |
|
||||
} else { |
|
||||
println("watch file pattern", *watchPattern) |
|
||||
filterFunc = func(dir, fname string) bool { |
|
||||
matched, err := filepath.Match(*watchPattern, fname) |
|
||||
if err != nil { |
|
||||
fmt.Printf("error: %v", err) |
|
||||
} |
|
||||
return matched |
|
||||
} |
|
||||
} |
|
||||
} |
|
||||
|
|
||||
shouldPrint := func(resp *filer_pb.SubscribeMetadataResponse) bool { |
|
||||
if filterFunc == nil { |
|
||||
return true |
|
||||
} |
|
||||
if resp.EventNotification.OldEntry == nil && resp.EventNotification.NewEntry == nil { |
|
||||
return false |
|
||||
} |
|
||||
if resp.EventNotification.OldEntry != nil && filterFunc(resp.Directory, resp.EventNotification.OldEntry.Name) { |
|
||||
return true |
|
||||
} |
|
||||
if resp.EventNotification.NewEntry != nil && filterFunc(resp.EventNotification.NewParentPath, resp.EventNotification.NewEntry.Name) { |
|
||||
return true |
|
||||
} |
|
||||
return false |
|
||||
} |
|
||||
|
|
||||
watchErr := pb.WithFilerClient(*watchFiler, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error { |
|
||||
|
|
||||
ctx, cancel := context.WithCancel(context.Background()) |
|
||||
defer cancel() |
|
||||
|
|
||||
stream, err := client.SubscribeMetadata(ctx, &filer_pb.SubscribeMetadataRequest{ |
|
||||
ClientName: "watch", |
|
||||
PathPrefix: *watchTarget, |
|
||||
SinceNs: time.Now().Add(-*watchStart).UnixNano(), |
|
||||
}) |
|
||||
if err != nil { |
|
||||
return fmt.Errorf("listen: %v", err) |
|
||||
} |
|
||||
|
|
||||
for { |
|
||||
resp, listenErr := stream.Recv() |
|
||||
if listenErr == io.EOF { |
|
||||
return nil |
|
||||
} |
|
||||
if listenErr != nil { |
|
||||
return listenErr |
|
||||
} |
|
||||
if !shouldPrint(resp) { |
|
||||
continue |
|
||||
} |
|
||||
fmt.Printf("dir:%s %+v\n", resp.Directory, resp.EventNotification) |
|
||||
} |
|
||||
|
|
||||
}) |
|
||||
if watchErr != nil { |
|
||||
fmt.Printf("watch %s: %v\n", *watchFiler, watchErr) |
|
||||
} |
|
||||
|
|
||||
return true |
|
||||
} |
|
||||
@ -0,0 +1,361 @@ |
|||||
|
package leveldb |
||||
|
|
||||
|
import ( |
||||
|
"bytes" |
||||
|
"context" |
||||
|
"crypto/md5" |
||||
|
"fmt" |
||||
|
"github.com/syndtr/goleveldb/leveldb" |
||||
|
leveldb_errors "github.com/syndtr/goleveldb/leveldb/errors" |
||||
|
"github.com/syndtr/goleveldb/leveldb/opt" |
||||
|
leveldb_util "github.com/syndtr/goleveldb/leveldb/util" |
||||
|
"io" |
||||
|
"os" |
||||
|
"strings" |
||||
|
"sync" |
||||
|
|
||||
|
"github.com/chrislusf/seaweedfs/weed/filer" |
||||
|
"github.com/chrislusf/seaweedfs/weed/glog" |
||||
|
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb" |
||||
|
weed_util "github.com/chrislusf/seaweedfs/weed/util" |
||||
|
) |
||||
|
|
||||
|
const ( |
||||
|
DEFAULT = "_main" |
||||
|
) |
||||
|
|
||||
|
func init() { |
||||
|
filer.Stores = append(filer.Stores, &LevelDB3Store{}) |
||||
|
} |
||||
|
|
||||
|
type LevelDB3Store struct { |
||||
|
dir string |
||||
|
dbs map[string]*leveldb.DB |
||||
|
dbsLock sync.RWMutex |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) GetName() string { |
||||
|
return "leveldb3" |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) Initialize(configuration weed_util.Configuration, prefix string) (err error) { |
||||
|
dir := configuration.GetString(prefix + "dir") |
||||
|
return store.initialize(dir) |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) initialize(dir string) (err error) { |
||||
|
glog.Infof("filer store leveldb3 dir: %s", dir) |
||||
|
if err := weed_util.TestFolderWritable(dir); err != nil { |
||||
|
return fmt.Errorf("Check Level Folder %s Writable: %s", dir, err) |
||||
|
} |
||||
|
store.dir = dir |
||||
|
|
||||
|
db, loadDbErr := store.loadDB(DEFAULT) |
||||
|
if loadDbErr != nil { |
||||
|
return loadDbErr |
||||
|
} |
||||
|
store.dbs = make(map[string]*leveldb.DB) |
||||
|
store.dbs[DEFAULT] = db |
||||
|
|
||||
|
return |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) loadDB(name string) (*leveldb.DB, error) { |
||||
|
|
||||
|
opts := &opt.Options{ |
||||
|
BlockCacheCapacity: 32 * 1024 * 1024, // default value is 8MiB
|
||||
|
WriteBuffer: 16 * 1024 * 1024, // default value is 4MiB
|
||||
|
CompactionTableSizeMultiplier: 4, |
||||
|
} |
||||
|
if name != DEFAULT { |
||||
|
opts = &opt.Options{ |
||||
|
BlockCacheCapacity: 4 * 1024 * 1024, // default value is 8MiB
|
||||
|
WriteBuffer: 2 * 1024 * 1024, // default value is 4MiB
|
||||
|
CompactionTableSizeMultiplier: 4, |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
dbFolder := fmt.Sprintf("%s/%s", store.dir, name) |
||||
|
os.MkdirAll(dbFolder, 0755) |
||||
|
db, dbErr := leveldb.OpenFile(dbFolder, opts) |
||||
|
if leveldb_errors.IsCorrupted(dbErr) { |
||||
|
db, dbErr = leveldb.RecoverFile(dbFolder, opts) |
||||
|
} |
||||
|
if dbErr != nil { |
||||
|
glog.Errorf("filer store open dir %s: %v", dbFolder, dbErr) |
||||
|
return nil, dbErr |
||||
|
} |
||||
|
return db, nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) findDB(fullpath weed_util.FullPath, isForChildren bool) (*leveldb.DB, string, weed_util.FullPath, error) { |
||||
|
|
||||
|
store.dbsLock.RLock() |
||||
|
|
||||
|
defaultDB := store.dbs[DEFAULT] |
||||
|
if !strings.HasPrefix(string(fullpath), "/buckets/") { |
||||
|
store.dbsLock.RUnlock() |
||||
|
return defaultDB, DEFAULT, fullpath, nil |
||||
|
} |
||||
|
|
||||
|
// detect bucket
|
||||
|
bucketAndObjectKey := string(fullpath)[len("/buckets/"):] |
||||
|
t := strings.Index(bucketAndObjectKey, "/") |
||||
|
if t < 0 && !isForChildren { |
||||
|
store.dbsLock.RUnlock() |
||||
|
return defaultDB, DEFAULT, fullpath, nil |
||||
|
} |
||||
|
bucket := bucketAndObjectKey |
||||
|
shortPath := weed_util.FullPath("/") |
||||
|
if t > 0 { |
||||
|
bucket = bucketAndObjectKey[:t] |
||||
|
shortPath = weed_util.FullPath(bucketAndObjectKey[t:]) |
||||
|
} |
||||
|
|
||||
|
if db, found := store.dbs[bucket]; found { |
||||
|
store.dbsLock.RUnlock() |
||||
|
return db, bucket, shortPath, nil |
||||
|
} |
||||
|
|
||||
|
store.dbsLock.RUnlock() |
||||
|
// upgrade to write lock
|
||||
|
store.dbsLock.Lock() |
||||
|
defer store.dbsLock.Unlock() |
||||
|
|
||||
|
// double check after getting the write lock
|
||||
|
if db, found := store.dbs[bucket]; found { |
||||
|
return db, bucket, shortPath, nil |
||||
|
} |
||||
|
|
||||
|
// create db
|
||||
|
db, err := store.loadDB(bucket) |
||||
|
if err != nil { |
||||
|
return nil, bucket, shortPath, err |
||||
|
} |
||||
|
store.dbs[bucket] = db |
||||
|
|
||||
|
return db, bucket, shortPath, nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) BeginTransaction(ctx context.Context) (context.Context, error) { |
||||
|
return ctx, nil |
||||
|
} |
||||
|
func (store *LevelDB3Store) CommitTransaction(ctx context.Context) error { |
||||
|
return nil |
||||
|
} |
||||
|
func (store *LevelDB3Store) RollbackTransaction(ctx context.Context) error { |
||||
|
return nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) InsertEntry(ctx context.Context, entry *filer.Entry) (err error) { |
||||
|
|
||||
|
db, _, shortPath, err := store.findDB(entry.FullPath, false) |
||||
|
if err != nil { |
||||
|
return fmt.Errorf("findDB %s : %v", entry.FullPath, err) |
||||
|
} |
||||
|
|
||||
|
dir, name := shortPath.DirAndName() |
||||
|
key := genKey(dir, name) |
||||
|
|
||||
|
value, err := entry.EncodeAttributesAndChunks() |
||||
|
if err != nil { |
||||
|
return fmt.Errorf("encoding %s %+v: %v", entry.FullPath, entry.Attr, err) |
||||
|
} |
||||
|
|
||||
|
if len(entry.Chunks) > 50 { |
||||
|
value = weed_util.MaybeGzipData(value) |
||||
|
} |
||||
|
|
||||
|
err = db.Put(key, value, nil) |
||||
|
|
||||
|
if err != nil { |
||||
|
return fmt.Errorf("persisting %s : %v", entry.FullPath, err) |
||||
|
} |
||||
|
|
||||
|
// println("saved", entry.FullPath, "chunks", len(entry.Chunks))
|
||||
|
|
||||
|
return nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) UpdateEntry(ctx context.Context, entry *filer.Entry) (err error) { |
||||
|
|
||||
|
return store.InsertEntry(ctx, entry) |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) FindEntry(ctx context.Context, fullpath weed_util.FullPath) (entry *filer.Entry, err error) { |
||||
|
|
||||
|
db, _, shortPath, err := store.findDB(fullpath, false) |
||||
|
if err != nil { |
||||
|
return nil, fmt.Errorf("findDB %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
dir, name := shortPath.DirAndName() |
||||
|
key := genKey(dir, name) |
||||
|
|
||||
|
data, err := db.Get(key, nil) |
||||
|
|
||||
|
if err == leveldb.ErrNotFound { |
||||
|
return nil, filer_pb.ErrNotFound |
||||
|
} |
||||
|
if err != nil { |
||||
|
return nil, fmt.Errorf("get %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
entry = &filer.Entry{ |
||||
|
FullPath: fullpath, |
||||
|
} |
||||
|
err = entry.DecodeAttributesAndChunks(weed_util.MaybeDecompressData(data)) |
||||
|
if err != nil { |
||||
|
return entry, fmt.Errorf("decode %s : %v", entry.FullPath, err) |
||||
|
} |
||||
|
|
||||
|
// println("read", entry.FullPath, "chunks", len(entry.Chunks), "data", len(data), string(data))
|
||||
|
|
||||
|
return entry, nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) DeleteEntry(ctx context.Context, fullpath weed_util.FullPath) (err error) { |
||||
|
|
||||
|
db, _, shortPath, err := store.findDB(fullpath, false) |
||||
|
if err != nil { |
||||
|
return fmt.Errorf("findDB %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
dir, name := shortPath.DirAndName() |
||||
|
key := genKey(dir, name) |
||||
|
|
||||
|
err = db.Delete(key, nil) |
||||
|
if err != nil { |
||||
|
return fmt.Errorf("delete %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
return nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) { |
||||
|
|
||||
|
db, bucket, shortPath, err := store.findDB(fullpath, true) |
||||
|
if err != nil { |
||||
|
return fmt.Errorf("findDB %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
if bucket != DEFAULT && shortPath == "/" { |
||||
|
db.Close() |
||||
|
if bucket != "" { // just to make sure
|
||||
|
os.RemoveAll(store.dir + "/" + bucket) |
||||
|
} |
||||
|
return nil |
||||
|
} |
||||
|
|
||||
|
directoryPrefix := genDirectoryKeyPrefix(shortPath, "") |
||||
|
|
||||
|
batch := new(leveldb.Batch) |
||||
|
|
||||
|
iter := db.NewIterator(&leveldb_util.Range{Start: directoryPrefix}, nil) |
||||
|
for iter.Next() { |
||||
|
key := iter.Key() |
||||
|
if !bytes.HasPrefix(key, directoryPrefix) { |
||||
|
break |
||||
|
} |
||||
|
fileName := getNameFromKey(key) |
||||
|
if fileName == "" { |
||||
|
continue |
||||
|
} |
||||
|
batch.Delete(append(directoryPrefix, []byte(fileName)...)) |
||||
|
} |
||||
|
iter.Release() |
||||
|
|
||||
|
err = db.Write(batch, nil) |
||||
|
|
||||
|
if err != nil { |
||||
|
return fmt.Errorf("delete %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
return nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) ListDirectoryEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, |
||||
|
limit int) (entries []*filer.Entry, err error) { |
||||
|
return store.ListDirectoryPrefixedEntries(ctx, fullpath, startFileName, inclusive, limit, "") |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) ListDirectoryPrefixedEntries(ctx context.Context, fullpath weed_util.FullPath, startFileName string, inclusive bool, limit int, prefix string) (entries []*filer.Entry, err error) { |
||||
|
|
||||
|
db, _, shortPath, err := store.findDB(fullpath, true) |
||||
|
if err != nil { |
||||
|
return nil, fmt.Errorf("findDB %s : %v", fullpath, err) |
||||
|
} |
||||
|
|
||||
|
directoryPrefix := genDirectoryKeyPrefix(shortPath, prefix) |
||||
|
lastFileStart := directoryPrefix |
||||
|
if startFileName != "" { |
||||
|
lastFileStart = genDirectoryKeyPrefix(shortPath, startFileName) |
||||
|
} |
||||
|
|
||||
|
iter := db.NewIterator(&leveldb_util.Range{Start: lastFileStart}, nil) |
||||
|
for iter.Next() { |
||||
|
key := iter.Key() |
||||
|
if !bytes.HasPrefix(key, directoryPrefix) { |
||||
|
break |
||||
|
} |
||||
|
fileName := getNameFromKey(key) |
||||
|
if fileName == "" { |
||||
|
continue |
||||
|
} |
||||
|
if fileName == startFileName && !inclusive { |
||||
|
continue |
||||
|
} |
||||
|
limit-- |
||||
|
if limit < 0 { |
||||
|
break |
||||
|
} |
||||
|
entry := &filer.Entry{ |
||||
|
FullPath: weed_util.NewFullPath(string(fullpath), fileName), |
||||
|
} |
||||
|
|
||||
|
// println("list", entry.FullPath, "chunks", len(entry.Chunks))
|
||||
|
if decodeErr := entry.DecodeAttributesAndChunks(weed_util.MaybeDecompressData(iter.Value())); decodeErr != nil { |
||||
|
err = decodeErr |
||||
|
glog.V(0).Infof("list %s : %v", entry.FullPath, err) |
||||
|
break |
||||
|
} |
||||
|
entries = append(entries, entry) |
||||
|
} |
||||
|
iter.Release() |
||||
|
|
||||
|
return entries, err |
||||
|
} |
||||
|
|
||||
|
func genKey(dirPath, fileName string) (key []byte) { |
||||
|
key = hashToBytes(dirPath) |
||||
|
key = append(key, []byte(fileName)...) |
||||
|
return key |
||||
|
} |
||||
|
|
||||
|
func genDirectoryKeyPrefix(fullpath weed_util.FullPath, startFileName string) (keyPrefix []byte) { |
||||
|
keyPrefix = hashToBytes(string(fullpath)) |
||||
|
if len(startFileName) > 0 { |
||||
|
keyPrefix = append(keyPrefix, []byte(startFileName)...) |
||||
|
} |
||||
|
return keyPrefix |
||||
|
} |
||||
|
|
||||
|
func getNameFromKey(key []byte) string { |
||||
|
|
||||
|
return string(key[md5.Size:]) |
||||
|
|
||||
|
} |
||||
|
|
||||
|
// hash directory
|
||||
|
func hashToBytes(dir string) []byte { |
||||
|
h := md5.New() |
||||
|
io.WriteString(h, dir) |
||||
|
b := h.Sum(nil) |
||||
|
return b |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) Shutdown() { |
||||
|
for _, db := range store.dbs { |
||||
|
db.Close() |
||||
|
} |
||||
|
} |
||||
@ -0,0 +1,46 @@ |
|||||
|
package leveldb |
||||
|
|
||||
|
import ( |
||||
|
"context" |
||||
|
"fmt" |
||||
|
|
||||
|
"github.com/chrislusf/seaweedfs/weed/filer" |
||||
|
"github.com/syndtr/goleveldb/leveldb" |
||||
|
) |
||||
|
|
||||
|
func (store *LevelDB3Store) KvPut(ctx context.Context, key []byte, value []byte) (err error) { |
||||
|
|
||||
|
err = store.dbs[DEFAULT].Put(key, value, nil) |
||||
|
|
||||
|
if err != nil { |
||||
|
return fmt.Errorf("kv put: %v", err) |
||||
|
} |
||||
|
|
||||
|
return nil |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) KvGet(ctx context.Context, key []byte) (value []byte, err error) { |
||||
|
|
||||
|
value, err = store.dbs[DEFAULT].Get(key, nil) |
||||
|
|
||||
|
if err == leveldb.ErrNotFound { |
||||
|
return nil, filer.ErrKvNotFound |
||||
|
} |
||||
|
|
||||
|
if err != nil { |
||||
|
return nil, fmt.Errorf("kv get: %v", err) |
||||
|
} |
||||
|
|
||||
|
return |
||||
|
} |
||||
|
|
||||
|
func (store *LevelDB3Store) KvDelete(ctx context.Context, key []byte) (err error) { |
||||
|
|
||||
|
err = store.dbs[DEFAULT].Delete(key, nil) |
||||
|
|
||||
|
if err != nil { |
||||
|
return fmt.Errorf("kv delete: %v", err) |
||||
|
} |
||||
|
|
||||
|
return nil |
||||
|
} |
||||
@ -0,0 +1,88 @@ |
|||||
|
package leveldb |
||||
|
|
||||
|
import ( |
||||
|
"context" |
||||
|
"io/ioutil" |
||||
|
"os" |
||||
|
"testing" |
||||
|
|
||||
|
"github.com/chrislusf/seaweedfs/weed/filer" |
||||
|
"github.com/chrislusf/seaweedfs/weed/util" |
||||
|
) |
||||
|
|
||||
|
func TestCreateAndFind(t *testing.T) { |
||||
|
testFiler := filer.NewFiler(nil, nil, "", 0, "", "", "", nil) |
||||
|
dir, _ := ioutil.TempDir("", "seaweedfs_filer_test") |
||||
|
defer os.RemoveAll(dir) |
||||
|
store := &LevelDB3Store{} |
||||
|
store.initialize(dir) |
||||
|
testFiler.SetStore(store) |
||||
|
|
||||
|
fullpath := util.FullPath("/home/chris/this/is/one/file1.jpg") |
||||
|
|
||||
|
ctx := context.Background() |
||||
|
|
||||
|
entry1 := &filer.Entry{ |
||||
|
FullPath: fullpath, |
||||
|
Attr: filer.Attr{ |
||||
|
Mode: 0440, |
||||
|
Uid: 1234, |
||||
|
Gid: 5678, |
||||
|
}, |
||||
|
} |
||||
|
|
||||
|
if err := testFiler.CreateEntry(ctx, entry1, false, false, nil); err != nil { |
||||
|
t.Errorf("create entry %v: %v", entry1.FullPath, err) |
||||
|
return |
||||
|
} |
||||
|
|
||||
|
entry, err := testFiler.FindEntry(ctx, fullpath) |
||||
|
|
||||
|
if err != nil { |
||||
|
t.Errorf("find entry: %v", err) |
||||
|
return |
||||
|
} |
||||
|
|
||||
|
if entry.FullPath != entry1.FullPath { |
||||
|
t.Errorf("find wrong entry: %v", entry.FullPath) |
||||
|
return |
||||
|
} |
||||
|
|
||||
|
// checking one upper directory
|
||||
|
entries, _ := testFiler.ListDirectoryEntries(ctx, util.FullPath("/home/chris/this/is/one"), "", false, 100, "", "") |
||||
|
if len(entries) != 1 { |
||||
|
t.Errorf("list entries count: %v", len(entries)) |
||||
|
return |
||||
|
} |
||||
|
|
||||
|
// checking one upper directory
|
||||
|
entries, _ = testFiler.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "", "") |
||||
|
if len(entries) != 1 { |
||||
|
t.Errorf("list entries count: %v", len(entries)) |
||||
|
return |
||||
|
} |
||||
|
|
||||
|
} |
||||
|
|
||||
|
func TestEmptyRoot(t *testing.T) { |
||||
|
testFiler := filer.NewFiler(nil, nil, "", 0, "", "", "", nil) |
||||
|
dir, _ := ioutil.TempDir("", "seaweedfs_filer_test2") |
||||
|
defer os.RemoveAll(dir) |
||||
|
store := &LevelDB3Store{} |
||||
|
store.initialize(dir) |
||||
|
testFiler.SetStore(store) |
||||
|
|
||||
|
ctx := context.Background() |
||||
|
|
||||
|
// checking one upper directory
|
||||
|
entries, err := testFiler.ListDirectoryEntries(ctx, util.FullPath("/"), "", false, 100, "", "") |
||||
|
if err != nil { |
||||
|
t.Errorf("list entries: %v", err) |
||||
|
return |
||||
|
} |
||||
|
if len(entries) != 0 { |
||||
|
t.Errorf("list entries count: %v", len(entries)) |
||||
|
return |
||||
|
} |
||||
|
|
||||
|
} |
||||
@ -0,0 +1,40 @@ |
|||||
|
//+build rocksdb
|
||||
|
|
||||
|
package rocksdb |
||||
|
|
||||
|
import ( |
||||
|
"time" |
||||
|
|
||||
|
"github.com/tecbot/gorocksdb" |
||||
|
|
||||
|
"github.com/chrislusf/seaweedfs/weed/filer" |
||||
|
) |
||||
|
|
||||
|
type TTLFilter struct { |
||||
|
skipLevel0 bool |
||||
|
} |
||||
|
|
||||
|
func NewTTLFilter() gorocksdb.CompactionFilter { |
||||
|
return &TTLFilter{ |
||||
|
skipLevel0: true, |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
func (t *TTLFilter) Filter(level int, key, val []byte) (remove bool, newVal []byte) { |
||||
|
// decode could be slow, causing write stall
|
||||
|
// level >0 sst can run compaction in parallel
|
||||
|
if !t.skipLevel0 || level > 0 { |
||||
|
entry := filer.Entry{} |
||||
|
if err := entry.DecodeAttributesAndChunks(val); err == nil { |
||||
|
if entry.TtlSec > 0 && |
||||
|
entry.Crtime.Add(time.Duration(entry.TtlSec)*time.Second).Before(time.Now()) { |
||||
|
return true, nil |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
return false, val |
||||
|
} |
||||
|
|
||||
|
func (t *TTLFilter) Name() string { |
||||
|
return "TTLFilter" |
||||
|
} |
||||
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