From 6c986e9d70098404832d11d81faf7605b9c742a6 Mon Sep 17 00:00:00 2001 From: Guang Jiong Lou <7991675+27149chen@users.noreply.github.com> Date: Tue, 17 Sep 2024 12:02:21 +0800 Subject: [PATCH] improve worm support (#5983) * improve worm support Signed-off-by: lou * worm mode in filer Signed-off-by: lou * update after review Signed-off-by: lou * update after review Signed-off-by: lou * move to fs configure Signed-off-by: lou * remove flag Signed-off-by: lou * update after review Signed-off-by: lou * support worm hardlink Signed-off-by: lou * update after review Signed-off-by: lou * typo Signed-off-by: lou * sync filer conf Signed-off-by: lou --------- Signed-off-by: lou --- other/java/client/src/main/proto/filer.proto | 1 + weed/command/mount.go | 2 - weed/command/mount_std.go | 24 +- weed/filer/filer_conf.go | 6 +- weed/mount/filer_conf.go | 118 +++++ weed/mount/weedfs.go | 14 +- weed/mount/weedfs_file_io.go | 1 + weed/mount/weedfs_file_mkrm.go | 4 + weed/mount/weedfs_file_sync.go | 8 +- weed/mount/weedfs_filehandle.go | 13 +- weed/mount/weedfs_link.go | 6 +- weed/pb/filer.proto | 1 + weed/pb/filer_pb/filer.pb.go | 408 +++++++++--------- weed/pb/master_pb/master.pb.go | 4 +- weed/pb/master_pb/master_grpc.pb.go | 2 +- weed/pb/volume_server_pb/volume_server.pb.go | 2 +- .../volume_server_pb/volume_server_grpc.pb.go | 4 +- weed/server/filer_server_handlers_write.go | 8 +- .../filer_server_handlers_write_autochunk.go | 70 ++- weed/shell/command_fs_configure.go | 2 + 20 files changed, 443 insertions(+), 255 deletions(-) create mode 100644 weed/mount/filer_conf.go diff --git a/other/java/client/src/main/proto/filer.proto b/other/java/client/src/main/proto/filer.proto index 7e948f0dc..c06f7f83c 100644 --- a/other/java/client/src/main/proto/filer.proto +++ b/other/java/client/src/main/proto/filer.proto @@ -442,6 +442,7 @@ message FilerConf { string data_node = 11; uint32 max_file_name_length = 12; bool disable_chunk_deletion = 13; + bool worm = 14; } repeated PathConf locations = 2; } diff --git a/weed/command/mount.go b/weed/command/mount.go index 594c2833e..3201fbb13 100644 --- a/weed/command/mount.go +++ b/weed/command/mount.go @@ -33,7 +33,6 @@ type MountOptions struct { localSocket *string disableXAttr *bool extraOptions []string - writeOnceReadMany *bool } var ( @@ -71,7 +70,6 @@ func init() { mountOptions.debugPort = cmdMount.Flag.Int("debug.port", 6061, "http port for debugging") mountOptions.localSocket = cmdMount.Flag.String("localSocket", "", "default to /tmp/seaweedfs-mount-.sock") mountOptions.disableXAttr = cmdMount.Flag.Bool("disableXAttr", false, "disable xattr") - mountOptions.writeOnceReadMany = cmdMount.Flag.Bool("writeOnceReadMany", false, "write once, read many times") mountCpuProfile = cmdMount.Flag.String("cpuprofile", "", "cpu profile output file") mountMemProfile = cmdMount.Flag.String("memprofile", "", "memory profile output file") diff --git a/weed/command/mount_std.go b/weed/command/mount_std.go index 53357eba6..0ab794bbd 100644 --- a/weed/command/mount_std.go +++ b/weed/command/mount_std.go @@ -6,6 +6,15 @@ package command import ( "context" "fmt" + "net" + "net/http" + "os" + "os/user" + "runtime" + "strconv" + "strings" + "time" + "github.com/hanwen/go-fuse/v2/fuse" "github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/mount" @@ -17,14 +26,6 @@ import ( "github.com/seaweedfs/seaweedfs/weed/security" "github.com/seaweedfs/seaweedfs/weed/storage/types" "google.golang.org/grpc/reflection" - "net" - "net/http" - "os" - "os/user" - "runtime" - "strconv" - "strings" - "time" "github.com/seaweedfs/seaweedfs/weed/util" "github.com/seaweedfs/seaweedfs/weed/util/grace" @@ -247,7 +248,6 @@ func RunMount(option *MountOptions, umask os.FileMode) bool { Cipher: cipher, UidGidMapper: uidGidMapper, DisableXAttr: *option.disableXAttr, - WriteOnceReadMany: *option.writeOnceReadMany, }) // create mount root @@ -271,7 +271,11 @@ func RunMount(option *MountOptions, umask os.FileMode) bool { reflection.Register(grpcS) go grpcS.Serve(montSocketListener) - seaweedFileSystem.StartBackgroundTasks() + err = seaweedFileSystem.StartBackgroundTasks() + if err != nil { + fmt.Printf("failed to start background tasks: %v\n", err) + return false + } glog.V(0).Infof("mounted %s%s to %v", *option.filer, mountRoot, dir) glog.V(0).Infof("This is SeaweedFS version %s %s %s", util.Version(), runtime.GOOS, runtime.GOARCH) diff --git a/weed/filer/filer_conf.go b/weed/filer/filer_conf.go index 69755a16a..5ff61ef94 100644 --- a/weed/filer/filer_conf.go +++ b/weed/filer/filer_conf.go @@ -4,10 +4,11 @@ import ( "bytes" "context" "fmt" + "io" + "github.com/seaweedfs/seaweedfs/weed/pb" "github.com/seaweedfs/seaweedfs/weed/wdclient" "google.golang.org/grpc" - "io" "github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" @@ -111,7 +112,7 @@ func (fc *FilerConf) doLoadConf(conf *filer_pb.FilerConf) (err error) { return nil } -func (fc *FilerConf) GetLocationConf(locationPrefix string)(locConf *filer_pb.FilerConf_PathConf, found bool) { +func (fc *FilerConf) GetLocationConf(locationPrefix string) (locConf *filer_pb.FilerConf_PathConf, found bool) { return fc.rules.Get([]byte(locationPrefix)) } @@ -188,6 +189,7 @@ func mergePathConf(a, b *filer_pb.FilerConf_PathConf) { a.Rack = util.Nvl(b.Rack, a.Rack) a.DataNode = util.Nvl(b.DataNode, a.DataNode) a.DisableChunkDeletion = b.DisableChunkDeletion || a.DisableChunkDeletion + a.Worm = b.Worm || a.Worm } func (fc *FilerConf) ToProto() *filer_pb.FilerConf { diff --git a/weed/mount/filer_conf.go b/weed/mount/filer_conf.go new file mode 100644 index 000000000..a08d766e8 --- /dev/null +++ b/weed/mount/filer_conf.go @@ -0,0 +1,118 @@ +package mount + +import ( + "fmt" + "path/filepath" + "sync/atomic" + "time" + + "github.com/seaweedfs/seaweedfs/weed/filer" + "github.com/seaweedfs/seaweedfs/weed/glog" + "github.com/seaweedfs/seaweedfs/weed/pb" + "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" + "github.com/seaweedfs/seaweedfs/weed/util" +) + +func (wfs *WFS) subscribeFilerConfEvents() (func(), error) { + now := time.Now() + confDir := filer.DirectoryEtcSeaweedFS + confName := filer.FilerConfName + confFullName := filepath.Join(filer.DirectoryEtcSeaweedFS, filer.FilerConfName) + + // read current conf + err := wfs.WithFilerClient(false, func(client filer_pb.SeaweedFilerClient) error { + content, err := filer.ReadInsideFiler(client, confDir, confName) + if err != nil { + return err + } + + fc := filer.NewFilerConf() + if len(content) > 0 { + if err := fc.LoadFromBytes(content); err != nil { + return fmt.Errorf("parse %s: %v", confFullName, err) + } + } + + wfs.FilerConf = fc + + return nil + }) + if err != nil { + return nil, err + } + + processEventFn := func(resp *filer_pb.SubscribeMetadataResponse) error { + message := resp.EventNotification + if message.NewEntry == nil { + return nil + } + + dir := resp.Directory + name := resp.EventNotification.NewEntry.Name + + if dir != confDir || name != confName { + return nil + } + + content := message.NewEntry.Content + fc := filer.NewFilerConf() + if len(content) > 0 { + if err = fc.LoadFromBytes(content); err != nil { + return fmt.Errorf("parse %s: %v", confFullName, err) + } + } + + wfs.FilerConf = fc + + return nil + } + + metadataFollowOption := &pb.MetadataFollowOption{ + ClientName: "fuse", + ClientId: wfs.signature, + ClientEpoch: 1, + SelfSignature: 0, + PathPrefix: confFullName, + AdditionalPathPrefixes: nil, + StartTsNs: now.UnixNano(), + StopTsNs: 0, + EventErrorType: pb.FatalOnError, + } + + return func() { + // sync new conf changes + util.RetryUntil("followFilerConfChanges", func() error { + metadataFollowOption.ClientEpoch++ + i := atomic.LoadInt32(&wfs.option.filerIndex) + n := len(wfs.option.FilerAddresses) + err = pb.FollowMetadata(wfs.option.FilerAddresses[i], wfs.option.GrpcDialOption, metadataFollowOption, processEventFn) + if err == nil { + atomic.StoreInt32(&wfs.option.filerIndex, i) + return nil + } + + i++ + if i >= int32(n) { + i = 0 + } + + return err + }, func(err error) bool { + glog.V(0).Infof("fuse follow filer conf changes: %v", err) + return true + }) + }, nil +} + +func (wfs *WFS) wormEnabledForEntry(path util.FullPath, entry *filer_pb.Entry) bool { + if entry == nil || entry.Attributes == nil { + return false + } + + rule := wfs.FilerConf.MatchStorageRule(string(path)) + if !rule.Worm { + return false + } + + return entry.Attributes.FileSize > 0 || entry.Attributes.Crtime != entry.Attributes.Mtime +} diff --git a/weed/mount/weedfs.go b/weed/mount/weedfs.go index 6a1081113..4f029bba8 100644 --- a/weed/mount/weedfs.go +++ b/weed/mount/weedfs.go @@ -47,8 +47,6 @@ type Option struct { Quota int64 DisableXAttr bool - WriteOnceReadMany bool - MountUid uint32 MountGid uint32 MountMode os.FileMode @@ -82,6 +80,7 @@ type WFS struct { fuseServer *fuse.Server IsOverQuota bool fhLockTable *util.LockTable[FileHandleId] + FilerConf *filer.FilerConf } func NewSeaweedFileSystem(option *Option) *WFS { @@ -141,10 +140,19 @@ func NewSeaweedFileSystem(option *Option) *WFS { return wfs } -func (wfs *WFS) StartBackgroundTasks() { +func (wfs *WFS) StartBackgroundTasks() error { + fn, err := wfs.subscribeFilerConfEvents() + if err != nil { + return err + } + + go fn() + startTime := time.Now() go meta_cache.SubscribeMetaEvents(wfs.metaCache, wfs.signature, wfs, wfs.option.FilerMountRootPath, startTime.UnixNano()) go wfs.loopCheckQuota() + + return nil } func (wfs *WFS) String() string { diff --git a/weed/mount/weedfs_file_io.go b/weed/mount/weedfs_file_io.go index c6fcb8a14..50a5c7c85 100644 --- a/weed/mount/weedfs_file_io.go +++ b/weed/mount/weedfs_file_io.go @@ -65,6 +65,7 @@ func (wfs *WFS) Open(cancel <-chan struct{}, in *fuse.OpenIn, out *fuse.OpenOut) fileHandle, status = wfs.AcquireHandle(in.NodeId, in.Flags, in.Uid, in.Gid) if status == fuse.OK { out.Fh = uint64(fileHandle.fh) + out.OpenFlags = in.Flags // TODO https://github.com/libfuse/libfuse/blob/master/include/fuse_common.h#L64 } return status diff --git a/weed/mount/weedfs_file_mkrm.go b/weed/mount/weedfs_file_mkrm.go index 2da316a50..01d3af476 100644 --- a/weed/mount/weedfs_file_mkrm.go +++ b/weed/mount/weedfs_file_mkrm.go @@ -130,6 +130,10 @@ func (wfs *WFS) Unlink(cancel <-chan struct{}, header *fuse.InHeader, name strin return code } + if wfs.wormEnabledForEntry(entryFullPath, entry) { + return fuse.EPERM + } + // first, ensure the filer store can correctly delete glog.V(3).Infof("remove file: %v", entryFullPath) isDeleteData := entry != nil && entry.HardLinkCounter <= 1 diff --git a/weed/mount/weedfs_file_sync.go b/weed/mount/weedfs_file_sync.go index d857606bd..11ce1d3c4 100644 --- a/weed/mount/weedfs_file_sync.go +++ b/weed/mount/weedfs_file_sync.go @@ -3,13 +3,14 @@ package mount import ( "context" "fmt" + "syscall" + "time" + "github.com/hanwen/go-fuse/v2/fuse" "github.com/seaweedfs/seaweedfs/weed/filer" "github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" "github.com/seaweedfs/seaweedfs/weed/util" - "syscall" - "time" ) /** @@ -128,9 +129,6 @@ func (wfs *WFS) doFlush(fh *FileHandle, uid, gid uint32) fuse.Status { if entry.Attributes.Gid == 0 { entry.Attributes.Gid = gid } - if entry.Attributes.Crtime == 0 { - entry.Attributes.Crtime = time.Now().Unix() - } entry.Attributes.Mtime = time.Now().Unix() } diff --git a/weed/mount/weedfs_filehandle.go b/weed/mount/weedfs_filehandle.go index e0149aee9..bfc129240 100644 --- a/weed/mount/weedfs_filehandle.go +++ b/weed/mount/weedfs_filehandle.go @@ -3,19 +3,16 @@ package mount import ( "github.com/hanwen/go-fuse/v2/fuse" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" - "time" + "github.com/seaweedfs/seaweedfs/weed/util" ) func (wfs *WFS) AcquireHandle(inode uint64, flags, uid, gid uint32) (fileHandle *FileHandle, status fuse.Status) { var entry *filer_pb.Entry - _, _, entry, status = wfs.maybeReadEntry(inode) + var path util.FullPath + path, _, entry, status = wfs.maybeReadEntry(inode) if status == fuse.OK { - if entry != nil && wfs.option.WriteOnceReadMany { - if entry.Attributes.Mtime+10 < time.Now().Unix() { - if flags&fuse.O_ANYWRITE != 0 { - return nil, fuse.EPERM - } - } + if wfs.wormEnabledForEntry(path, entry) && flags&fuse.O_ANYWRITE != 0 { + return nil, fuse.EPERM } // need to AcquireFileHandle again to ensure correct handle counter fileHandle = wfs.fhMap.AcquireFileHandle(wfs, inode, entry) diff --git a/weed/mount/weedfs_link.go b/weed/mount/weedfs_link.go index 15b7e081e..28466bdfb 100644 --- a/weed/mount/weedfs_link.go +++ b/weed/mount/weedfs_link.go @@ -25,7 +25,6 @@ When creating a link: /** Create a hard link to a file */ func (wfs *WFS) Link(cancel <-chan struct{}, in *fuse.LinkIn, name string, out *fuse.EntryOut) (code fuse.Status) { - if wfs.IsOverQuota { return fuse.Status(syscall.ENOSPC) } @@ -49,6 +48,11 @@ func (wfs *WFS) Link(cancel <-chan struct{}, in *fuse.LinkIn, name string, out * return status } + // hardlink is not allowed in WORM mode + if wfs.wormEnabledForEntry(oldEntryPath, oldEntry) { + return fuse.EPERM + } + // update old file to hardlink mode if len(oldEntry.HardLinkId) == 0 { oldEntry.HardLinkId = filer.NewHardLinkId() diff --git a/weed/pb/filer.proto b/weed/pb/filer.proto index 7e948f0dc..c06f7f83c 100644 --- a/weed/pb/filer.proto +++ b/weed/pb/filer.proto @@ -442,6 +442,7 @@ message FilerConf { string data_node = 11; uint32 max_file_name_length = 12; bool disable_chunk_deletion = 13; + bool worm = 14; } repeated PathConf locations = 2; } diff --git a/weed/pb/filer_pb/filer.pb.go b/weed/pb/filer_pb/filer.pb.go index 93e4ffd8a..e6a043af3 100644 --- a/weed/pb/filer_pb/filer.pb.go +++ b/weed/pb/filer_pb/filer.pb.go @@ -4355,6 +4355,7 @@ type FilerConf_PathConf struct { DataNode string `protobuf:"bytes,11,opt,name=data_node,json=dataNode,proto3" json:"data_node,omitempty"` MaxFileNameLength uint32 `protobuf:"varint,12,opt,name=max_file_name_length,json=maxFileNameLength,proto3" json:"max_file_name_length,omitempty"` DisableChunkDeletion bool `protobuf:"varint,13,opt,name=disable_chunk_deletion,json=disableChunkDeletion,proto3" json:"disable_chunk_deletion,omitempty"` + Worm bool `protobuf:"varint,14,opt,name=worm,proto3" json:"worm,omitempty"` } func (x *FilerConf_PathConf) Reset() { @@ -4480,6 +4481,13 @@ func (x *FilerConf_PathConf) GetDisableChunkDeletion() bool { return false } +func (x *FilerConf_PathConf) GetWorm() bool { + if x != nil { + return x.Worm + } + return false +} + var File_filer_proto protoreflect.FileDescriptor var file_filer_proto_rawDesc = []byte{ @@ -4954,14 +4962,14 @@ var file_filer_proto_rawDesc = []byte{ 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x22, 0x25, 0x0a, 0x0d, 0x4b, 0x76, 0x50, 0x75, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x14, 0x0a, 0x05, 0x65, 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e25d39fd8..75131273e 100644 --- a/weed/pb/master_pb/master.pb.go +++ b/weed/pb/master_pb/master.pb.go @@ -1,7 +1,7 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: -// protoc-gen-go v1.34.1 -// protoc v5.26.1 +// protoc-gen-go v1.32.0 +// protoc v4.25.3 // source: master.proto package master_pb diff --git a/weed/pb/master_pb/master_grpc.pb.go b/weed/pb/master_pb/master_grpc.pb.go index c2f631827..44fd76a3d 100644 --- a/weed/pb/master_pb/master_grpc.pb.go +++ b/weed/pb/master_pb/master_grpc.pb.go @@ -1,7 +1,7 @@ // Code generated by protoc-gen-go-grpc. DO NOT EDIT. // versions: // - protoc-gen-go-grpc v1.3.0 -// - protoc v5.26.1 +// - protoc v4.25.3 // source: master.proto package master_pb diff --git a/weed/pb/volume_server_pb/volume_server.pb.go b/weed/pb/volume_server_pb/volume_server.pb.go index 1a53f8ae0..d83219ecd 100644 --- a/weed/pb/volume_server_pb/volume_server.pb.go +++ b/weed/pb/volume_server_pb/volume_server.pb.go @@ -1,7 +1,7 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: // protoc-gen-go v1.32.0 -// protoc v4.25.4 +// protoc v4.25.3 // source: volume_server.proto package volume_server_pb diff --git a/weed/pb/volume_server_pb/volume_server_grpc.pb.go b/weed/pb/volume_server_pb/volume_server_grpc.pb.go index 940adf339..b62573dc4 100644 --- a/weed/pb/volume_server_pb/volume_server_grpc.pb.go +++ b/weed/pb/volume_server_pb/volume_server_grpc.pb.go @@ -67,7 +67,7 @@ const ( // // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream. type VolumeServerClient interface { - // Experts only: takes multiple fid parameters. This function does not propagate deletes to replicas. + //Experts only: takes multiple fid parameters. This function does not propagate deletes to replicas. BatchDelete(ctx context.Context, in *BatchDeleteRequest, opts ...grpc.CallOption) (*BatchDeleteResponse, error) VacuumVolumeCheck(ctx context.Context, in *VacuumVolumeCheckRequest, opts ...grpc.CallOption) (*VacuumVolumeCheckResponse, error) VacuumVolumeCompact(ctx context.Context, in *VacuumVolumeCompactRequest, opts ...grpc.CallOption) (VolumeServer_VacuumVolumeCompactClient, error) @@ -737,7 +737,7 @@ func (c *volumeServerClient) Ping(ctx context.Context, in *PingRequest, opts ... // All implementations must embed UnimplementedVolumeServerServer // for forward compatibility type VolumeServerServer interface { - // Experts only: takes multiple fid parameters. This function does not propagate deletes to replicas. + //Experts only: takes multiple fid parameters. This function does not propagate deletes to replicas. BatchDelete(context.Context, *BatchDeleteRequest) (*BatchDeleteResponse, error) VacuumVolumeCheck(context.Context, *VacuumVolumeCheckRequest) (*VacuumVolumeCheckResponse, error) VacuumVolumeCompact(*VacuumVolumeCompactRequest, VolumeServer_VacuumVolumeCompactServer) error diff --git a/weed/server/filer_server_handlers_write.go b/weed/server/filer_server_handlers_write.go index f0f756e34..4fc10c26c 100644 --- a/weed/server/filer_server_handlers_write.go +++ b/weed/server/filer_server_handlers_write.go @@ -70,7 +70,6 @@ func (fs *FilerServer) assignNewFileInfo(so *operation.StorageOption) (fileId, u } func (fs *FilerServer) PostHandler(w http.ResponseWriter, r *http.Request, contentLength int64) { - ctx := context.Background() destination := r.RequestURI @@ -197,7 +196,6 @@ func (fs *FilerServer) move(ctx context.Context, w http.ResponseWriter, r *http. // curl -X DELETE http://localhost:8888/path/to?recursive=true&ignoreRecursiveError=true // curl -X DELETE http://localhost:8888/path/to?recursive=true&skipChunkDeletion=true func (fs *FilerServer) DeleteHandler(w http.ResponseWriter, r *http.Request) { - isRecursive := r.FormValue("recursive") == "true" if !isRecursive && fs.option.recursiveDelete { if r.FormValue("recursive") != "false" { @@ -212,6 +210,12 @@ func (fs *FilerServer) DeleteHandler(w http.ResponseWriter, r *http.Request) { objectPath = objectPath[0 : len(objectPath)-1] } + rule := fs.filer.FilerConf.MatchStorageRule(objectPath) + if rule.Worm { + writeJsonError(w, r, http.StatusForbidden, errors.New("operation not permitted")) + return + } + err := fs.filer.DeleteEntryMetaAndData(context.Background(), util.FullPath(objectPath), isRecursive, ignoreRecursiveError, !skipChunkDeletion, false, nil, 0) if err != nil { if err == filer_pb.ErrNotFound { diff --git a/weed/server/filer_server_handlers_write_autochunk.go b/weed/server/filer_server_handlers_write_autochunk.go index 1c7ed0c3c..cce64f74d 100644 --- a/weed/server/filer_server_handlers_write_autochunk.go +++ b/weed/server/filer_server_handlers_write_autochunk.go @@ -5,8 +5,6 @@ import ( "context" "errors" "fmt" - //"github.com/seaweedfs/seaweedfs/weed/s3api" - "github.com/seaweedfs/seaweedfs/weed/s3api/s3_constants" "io" "net/http" "os" @@ -19,6 +17,7 @@ import ( "github.com/seaweedfs/seaweedfs/weed/glog" "github.com/seaweedfs/seaweedfs/weed/operation" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" + "github.com/seaweedfs/seaweedfs/weed/s3api/s3_constants" "github.com/seaweedfs/seaweedfs/weed/storage/needle" "github.com/seaweedfs/seaweedfs/weed/util" ) @@ -49,7 +48,9 @@ func (fs *FilerServer) autoChunk(ctx context.Context, w http.ResponseWriter, r * reply, md5bytes, err = fs.doPutAutoChunk(ctx, w, r, chunkSize, contentLength, so) } if err != nil { - if strings.HasPrefix(err.Error(), "read input:") || err.Error() == io.ErrUnexpectedEOF.Error() { + if err.Error() == "operation not permitted" { + writeJsonError(w, r, http.StatusForbidden, err) + } else if strings.HasPrefix(err.Error(), "read input:") || err.Error() == io.ErrUnexpectedEOF.Error() { writeJsonError(w, r, util.HttpStatusCancelled, err) } else if strings.HasSuffix(err.Error(), "is a file") || strings.HasSuffix(err.Error(), "already exists") { writeJsonError(w, r, http.StatusConflict, err) @@ -85,6 +86,10 @@ func (fs *FilerServer) doPostAutoChunk(ctx context.Context, w http.ResponseWrite contentType = "" } + if err := fs.checkPermissions(ctx, r, fileName); err != nil { + return nil, nil, err + } + if so.SaveInside { buf := bufPool.Get().(*bytes.Buffer) buf.Reset() @@ -121,6 +126,10 @@ func (fs *FilerServer) doPutAutoChunk(ctx context.Context, w http.ResponseWriter contentType = "" } + if err := fs.checkPermissions(ctx, r, ""); err != nil { + return nil, nil, err + } + fileChunks, md5Hash, chunkOffset, err, smallContent := fs.uploadReaderToChunks(w, r, r.Body, chunkSize, fileName, contentType, contentLength, so) if err != nil { return nil, nil, err @@ -152,35 +161,62 @@ func isS3Request(r *http.Request) bool { return r.Header.Get(s3_constants.AmzAuthType) != "" || r.Header.Get("X-Amz-Date") != "" } -func (fs *FilerServer) saveMetaData(ctx context.Context, r *http.Request, fileName string, contentType string, so *operation.StorageOption, md5bytes []byte, fileChunks []*filer_pb.FileChunk, chunkOffset int64, content []byte) (filerResult *FilerPostResult, replyerr error) { - - // detect file mode - modeStr := r.URL.Query().Get("mode") - if modeStr == "" { - modeStr = "0660" +func (fs *FilerServer) checkPermissions(ctx context.Context, r *http.Request, fileName string) error { + fullPath := fs.fixFilePath(ctx, r, fileName) + rule := fs.filer.FilerConf.MatchStorageRule(fullPath) + if !rule.Worm { + return nil } - mode, err := strconv.ParseUint(modeStr, 8, 32) + + _, err := fs.filer.FindEntry(ctx, util.FullPath(fullPath)) if err != nil { - glog.Errorf("Invalid mode format: %s, use 0660 by default", modeStr) - mode = 0660 + if errors.Is(err, filer_pb.ErrNotFound) { + return nil + } + + return err } + // you cannot change an existing file in Worm mode + return errors.New("operation not permitted") +} + +func (fs *FilerServer) fixFilePath(ctx context.Context, r *http.Request, fileName string) string { // fix the path - path := r.URL.Path - if strings.HasSuffix(path, "/") { + fullPath := r.URL.Path + if strings.HasSuffix(fullPath, "/") { if fileName != "" { - path += fileName + fullPath += fileName } } else { if fileName != "" { - if possibleDirEntry, findDirErr := fs.filer.FindEntry(ctx, util.FullPath(path)); findDirErr == nil { + if possibleDirEntry, findDirErr := fs.filer.FindEntry(ctx, util.FullPath(fullPath)); findDirErr == nil { if possibleDirEntry.IsDirectory() { - path += "/" + fileName + fullPath += "/" + fileName } } } } + return fullPath +} + +func (fs *FilerServer) saveMetaData(ctx context.Context, r *http.Request, fileName string, contentType string, so *operation.StorageOption, md5bytes []byte, fileChunks []*filer_pb.FileChunk, chunkOffset int64, content []byte) (filerResult *FilerPostResult, replyerr error) { + + // detect file mode + modeStr := r.URL.Query().Get("mode") + if modeStr == "" { + modeStr = "0660" + } + mode, err := strconv.ParseUint(modeStr, 8, 32) + if err != nil { + glog.Errorf("Invalid mode format: %s, use 0660 by default", modeStr) + mode = 0660 + } + + // fix the path + path := fs.fixFilePath(ctx, r, fileName) + var entry *filer.Entry var newChunks []*filer_pb.FileChunk var mergedChunks []*filer_pb.FileChunk diff --git a/weed/shell/command_fs_configure.go b/weed/shell/command_fs_configure.go index d775a318a..99ef4a59f 100644 --- a/weed/shell/command_fs_configure.go +++ b/weed/shell/command_fs_configure.go @@ -56,6 +56,7 @@ func (c *commandFsConfigure) Do(args []string, commandEnv *CommandEnv, writer io diskType := fsConfigureCommand.String("disk", "", "[hdd|ssd|] hard drive or solid state drive or any tag") fsync := fsConfigureCommand.Bool("fsync", false, "fsync for the writes") isReadOnly := fsConfigureCommand.Bool("readOnly", false, "disable writes") + worm := fsConfigureCommand.Bool("worm", false, "worm mode, If true, a file can only be changed once, after which it becomes readonly and undeletable, see https://en.wikipedia.org/wiki/Write_once_read_many") maxFileNameLength := fsConfigureCommand.Uint("maxFileNameLength", 0, "file name length limits in bytes for compatibility with Unix-based systems") dataCenter := fsConfigureCommand.String("dataCenter", "", "assign writes to this dataCenter") rack := fsConfigureCommand.String("rack", "", "assign writes to this rack") @@ -87,6 +88,7 @@ func (c *commandFsConfigure) Do(args []string, commandEnv *CommandEnv, writer io DataCenter: *dataCenter, Rack: *rack, DataNode: *dataNode, + Worm: *worm, } // check collection