mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-01-19 02:48:24 +00:00
257 lines
7.1 KiB
Go
257 lines
7.1 KiB
Go
package weed_server
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"os"
|
|
"path/filepath"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/filer2"
|
|
"github.com/chrislusf/seaweedfs/weed/glog"
|
|
"github.com/chrislusf/seaweedfs/weed/operation"
|
|
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
|
|
"github.com/chrislusf/seaweedfs/weed/util"
|
|
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
|
|
)
|
|
|
|
func (fs *FilerServer) LookupDirectoryEntry(ctx context.Context, req *filer_pb.LookupDirectoryEntryRequest) (*filer_pb.LookupDirectoryEntryResponse, error) {
|
|
|
|
entry, err := fs.filer.FindEntry(filer2.FullPath(filepath.Join(req.Directory, req.Name)))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("%s not found under %s: %v", req.Name, req.Directory, err)
|
|
}
|
|
|
|
return &filer_pb.LookupDirectoryEntryResponse{
|
|
Entry: &filer_pb.Entry{
|
|
Name: req.Name,
|
|
IsDirectory: entry.IsDirectory(),
|
|
Attributes: filer2.EntryAttributeToPb(entry),
|
|
Chunks: entry.Chunks,
|
|
},
|
|
}, nil
|
|
}
|
|
|
|
func (fs *FilerServer) ListEntries(ctx context.Context, req *filer_pb.ListEntriesRequest) (*filer_pb.ListEntriesResponse, error) {
|
|
|
|
limit := int(req.Limit)
|
|
if limit == 0 {
|
|
limit = fs.option.DirListingLimit
|
|
}
|
|
|
|
resp := &filer_pb.ListEntriesResponse{}
|
|
lastFileName := req.StartFromFileName
|
|
includeLastFile := req.InclusiveStartFrom
|
|
for limit > 0 {
|
|
entries, err := fs.filer.ListDirectoryEntries(filer2.FullPath(req.Directory), lastFileName, includeLastFile, limit)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if len(entries) == 0 {
|
|
return resp, nil
|
|
}
|
|
|
|
includeLastFile = false
|
|
|
|
for _, entry := range entries {
|
|
|
|
lastFileName = entry.Name()
|
|
|
|
if req.Prefix != "" {
|
|
if !strings.HasPrefix(entry.Name(), req.Prefix) {
|
|
continue
|
|
}
|
|
}
|
|
|
|
resp.Entries = append(resp.Entries, &filer_pb.Entry{
|
|
Name: entry.Name(),
|
|
IsDirectory: entry.IsDirectory(),
|
|
Chunks: entry.Chunks,
|
|
Attributes: filer2.EntryAttributeToPb(entry),
|
|
})
|
|
limit--
|
|
}
|
|
|
|
}
|
|
|
|
return resp, nil
|
|
}
|
|
|
|
func (fs *FilerServer) LookupVolume(ctx context.Context, req *filer_pb.LookupVolumeRequest) (*filer_pb.LookupVolumeResponse, error) {
|
|
|
|
resp := &filer_pb.LookupVolumeResponse{
|
|
LocationsMap: make(map[string]*filer_pb.Locations),
|
|
}
|
|
|
|
for _, vidString := range req.VolumeIds {
|
|
vid, err := strconv.Atoi(vidString)
|
|
if err != nil {
|
|
glog.V(1).Infof("Unknown volume id %d", vid)
|
|
return nil, err
|
|
}
|
|
var locs []*filer_pb.Location
|
|
for _, loc := range fs.filer.MasterClient.GetLocations(uint32(vid)) {
|
|
locs = append(locs, &filer_pb.Location{
|
|
Url: loc.Url,
|
|
PublicUrl: loc.PublicUrl,
|
|
})
|
|
}
|
|
resp.LocationsMap[vidString] = &filer_pb.Locations{
|
|
Locations: locs,
|
|
}
|
|
}
|
|
|
|
return resp, nil
|
|
}
|
|
|
|
func (fs *FilerServer) CreateEntry(ctx context.Context, req *filer_pb.CreateEntryRequest) (resp *filer_pb.CreateEntryResponse, err error) {
|
|
|
|
fullpath := filer2.FullPath(filepath.Join(req.Directory, req.Entry.Name))
|
|
chunks, garbages := filer2.CompactFileChunks(req.Entry.Chunks)
|
|
|
|
fs.filer.DeleteChunks(garbages)
|
|
|
|
err = fs.filer.CreateEntry(&filer2.Entry{
|
|
FullPath: fullpath,
|
|
Attr: filer2.PbToEntryAttribute(req.Entry.Attributes),
|
|
Chunks: chunks,
|
|
})
|
|
|
|
if err == nil {
|
|
}
|
|
|
|
return &filer_pb.CreateEntryResponse{}, err
|
|
}
|
|
|
|
func (fs *FilerServer) UpdateEntry(ctx context.Context, req *filer_pb.UpdateEntryRequest) (*filer_pb.UpdateEntryResponse, error) {
|
|
|
|
fullpath := filepath.Join(req.Directory, req.Entry.Name)
|
|
entry, err := fs.filer.FindEntry(filer2.FullPath(fullpath))
|
|
if err != nil {
|
|
return &filer_pb.UpdateEntryResponse{}, fmt.Errorf("not found %s: %v", fullpath, err)
|
|
}
|
|
|
|
// remove old chunks if not included in the new ones
|
|
unusedChunks := filer2.FindUnusedFileChunks(entry.Chunks, req.Entry.Chunks)
|
|
|
|
chunks, garbages := filer2.CompactFileChunks(req.Entry.Chunks)
|
|
|
|
newEntry := &filer2.Entry{
|
|
FullPath: filer2.FullPath(filepath.Join(req.Directory, req.Entry.Name)),
|
|
Attr: entry.Attr,
|
|
Chunks: chunks,
|
|
}
|
|
|
|
glog.V(3).Infof("updating %s: %+v, chunks %d: %v => %+v, chunks %d: %v",
|
|
fullpath, entry.Attr, len(entry.Chunks), entry.Chunks,
|
|
req.Entry.Attributes, len(req.Entry.Chunks), req.Entry.Chunks)
|
|
|
|
if req.Entry.Attributes != nil {
|
|
if req.Entry.Attributes.Mtime != 0 {
|
|
newEntry.Attr.Mtime = time.Unix(req.Entry.Attributes.Mtime, 0)
|
|
}
|
|
if req.Entry.Attributes.FileMode != 0 {
|
|
newEntry.Attr.Mode = os.FileMode(req.Entry.Attributes.FileMode)
|
|
}
|
|
newEntry.Attr.Uid = req.Entry.Attributes.Uid
|
|
newEntry.Attr.Gid = req.Entry.Attributes.Gid
|
|
newEntry.Attr.Mime = req.Entry.Attributes.Mime
|
|
|
|
}
|
|
|
|
if filer2.EqualEntry(entry, newEntry) {
|
|
return &filer_pb.UpdateEntryResponse{}, err
|
|
}
|
|
|
|
if err = fs.filer.UpdateEntry(newEntry); err == nil {
|
|
fs.filer.DeleteChunks(unusedChunks)
|
|
fs.filer.DeleteChunks(garbages)
|
|
}
|
|
|
|
fs.filer.NotifyUpdateEvent(entry, newEntry, true)
|
|
|
|
return &filer_pb.UpdateEntryResponse{}, err
|
|
}
|
|
|
|
func (fs *FilerServer) DeleteEntry(ctx context.Context, req *filer_pb.DeleteEntryRequest) (resp *filer_pb.DeleteEntryResponse, err error) {
|
|
err = fs.filer.DeleteEntryMetaAndData(filer2.FullPath(filepath.Join(req.Directory, req.Name)), req.IsRecursive, req.IsDeleteData)
|
|
return &filer_pb.DeleteEntryResponse{}, err
|
|
}
|
|
|
|
func (fs *FilerServer) AssignVolume(ctx context.Context, req *filer_pb.AssignVolumeRequest) (resp *filer_pb.AssignVolumeResponse, err error) {
|
|
|
|
ttlStr := ""
|
|
if req.TtlSec > 0 {
|
|
ttlStr = strconv.Itoa(int(req.TtlSec))
|
|
}
|
|
|
|
var altRequest *operation.VolumeAssignRequest
|
|
|
|
dataCenter := req.DataCenter
|
|
if dataCenter == "" {
|
|
dataCenter = fs.option.DataCenter
|
|
}
|
|
|
|
assignRequest := &operation.VolumeAssignRequest{
|
|
Count: uint64(req.Count),
|
|
Replication: req.Replication,
|
|
Collection: req.Collection,
|
|
Ttl: ttlStr,
|
|
DataCenter: dataCenter,
|
|
}
|
|
if dataCenter != "" {
|
|
altRequest = &operation.VolumeAssignRequest{
|
|
Count: uint64(req.Count),
|
|
Replication: req.Replication,
|
|
Collection: req.Collection,
|
|
Ttl: ttlStr,
|
|
DataCenter: "",
|
|
}
|
|
}
|
|
assignResult, err := operation.Assign(fs.filer.GetMaster(), assignRequest, altRequest)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("assign volume: %v", err)
|
|
}
|
|
if assignResult.Error != "" {
|
|
return nil, fmt.Errorf("assign volume result: %v", assignResult.Error)
|
|
}
|
|
|
|
return &filer_pb.AssignVolumeResponse{
|
|
FileId: assignResult.Fid,
|
|
Count: int32(assignResult.Count),
|
|
Url: assignResult.Url,
|
|
PublicUrl: assignResult.PublicUrl,
|
|
}, err
|
|
}
|
|
|
|
func (fs *FilerServer) DeleteCollection(ctx context.Context, req *filer_pb.DeleteCollectionRequest) (resp *filer_pb.DeleteCollectionResponse, err error) {
|
|
|
|
for _, master := range fs.option.Masters {
|
|
_, err = util.Get(fmt.Sprintf("http://%s/col/delete?collection=%s", master, req.Collection))
|
|
}
|
|
|
|
return &filer_pb.DeleteCollectionResponse{}, err
|
|
}
|
|
|
|
func (fs *FilerServer) Statistics(ctx context.Context, req *filer_pb.StatisticsRequest) (resp *filer_pb.StatisticsResponse, err error) {
|
|
|
|
input := &master_pb.StatisticsRequest{
|
|
Replication: req.Replication,
|
|
Collection: req.Collection,
|
|
Ttl: req.Ttl,
|
|
}
|
|
|
|
output, err := operation.Statistics(fs.filer.GetMaster(), input)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return &filer_pb.StatisticsResponse{
|
|
TotalSize: output.TotalSize,
|
|
UsedSize: output.UsedSize,
|
|
FileCount: output.FileCount,
|
|
}, nil
|
|
}
|