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50 lines
1.6 KiB
50 lines
1.6 KiB
package main
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import (
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"flag"
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"github.com/seaweedfs/seaweedfs/weed/util"
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"time"
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"github.com/seaweedfs/seaweedfs/weed/glog"
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"github.com/seaweedfs/seaweedfs/weed/storage"
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"github.com/seaweedfs/seaweedfs/weed/storage/needle"
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"github.com/seaweedfs/seaweedfs/weed/storage/super_block"
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)
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var (
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volumePath = flag.String("dir", "/tmp", "data directory to store files")
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volumeCollection = flag.String("collection", "", "the volume collection name")
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volumeId = flag.Int("volumeId", -1, "a volume id. The volume should already exist in the dir. The volume index file should not exist.")
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)
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type VolumeFileScanner4SeeDat struct {
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version needle.Version
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}
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func (scanner *VolumeFileScanner4SeeDat) VisitSuperBlock(superBlock super_block.SuperBlock) error {
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scanner.version = superBlock.Version
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return nil
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}
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func (scanner *VolumeFileScanner4SeeDat) ReadNeedleBody() bool {
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return true
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}
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func (scanner *VolumeFileScanner4SeeDat) VisitNeedle(n *needle.Needle, offset int64, needleHeader, needleBody []byte) error {
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t := time.Unix(int64(n.AppendAtNs)/int64(time.Second), int64(n.AppendAtNs)%int64(time.Second))
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glog.V(0).Infof("%d,%s%x offset %d size %d(%s) cookie %x appendedAt %v",
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*volumeId, n.Id, n.Cookie, offset, n.Size, util.BytesToHumanReadable(uint64(n.Size)), n.Cookie, t)
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return nil
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}
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func main() {
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flag.Parse()
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vid := needle.VolumeId(*volumeId)
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scanner := &VolumeFileScanner4SeeDat{}
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err := storage.ScanVolumeFile(*volumePath, *volumeCollection, vid, storage.NeedleMapInMemory, scanner)
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if err != nil {
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glog.Fatalf("Reading Volume File [ERROR] %s\n", err)
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}
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}
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