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package shell
import ( "bytes" "flag" "fmt" "github.com/seaweedfs/seaweedfs/weed/pb/master_pb" "github.com/seaweedfs/seaweedfs/weed/storage/erasure_coding" "golang.org/x/exp/slices" "path/filepath" "strings" "time"
"io" )
func init() { Commands = append(Commands, &commandVolumeList{}) }
type commandVolumeList struct { collectionPattern *string dataCenter *string rack *string dataNode *string readonly *bool volumeId *uint64 }
func (c *commandVolumeList) Name() string { return "volume.list" }
func (c *commandVolumeList) Help() string { return `list all volumes
This command list all volumes as a tree of dataCenter > rack > dataNode > volume.
` }
func (c *commandVolumeList) IsResourceHeavy() bool { return false }
func (c *commandVolumeList) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
volumeListCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError) verbosityLevel := volumeListCommand.Int("v", 5, "verbose mode: 0, 1, 2, 3, 4, 5") c.collectionPattern = volumeListCommand.String("collectionPattern", "", "match with wildcard characters '*' and '?'") c.readonly = volumeListCommand.Bool("readonly", false, "show only readonly") c.volumeId = volumeListCommand.Uint64("volumeId", 0, "show only volume id") c.dataCenter = volumeListCommand.String("dataCenter", "", "show volumes only from the specified data center") c.rack = volumeListCommand.String("rack", "", "show volumes only from the specified rack") c.dataNode = volumeListCommand.String("dataNode", "", "show volumes only from the specified data node")
if err = volumeListCommand.Parse(args); err != nil { return nil }
// collect topology information
topologyInfo, volumeSizeLimitMb, err := collectTopologyInfo(commandEnv, 0) if err != nil { return err }
c.writeTopologyInfo(writer, topologyInfo, volumeSizeLimitMb, *verbosityLevel) return nil }
func diskInfosToString(diskInfos map[string]*master_pb.DiskInfo) string { var buf bytes.Buffer for diskType, diskInfo := range diskInfos { if diskType == "" { diskType = "hdd" } fmt.Fprintf(&buf, " %s(volume:%d/%d active:%d free:%d remote:%d)", diskType, diskInfo.VolumeCount, diskInfo.MaxVolumeCount, diskInfo.ActiveVolumeCount, diskInfo.FreeVolumeCount, diskInfo.RemoteVolumeCount) } return buf.String() }
func diskInfoToString(diskInfo *master_pb.DiskInfo) string { var buf bytes.Buffer fmt.Fprintf(&buf, "volume:%d/%d active:%d free:%d remote:%d", diskInfo.VolumeCount, diskInfo.MaxVolumeCount, diskInfo.ActiveVolumeCount, diskInfo.FreeVolumeCount, diskInfo.RemoteVolumeCount) return buf.String() }
func (c *commandVolumeList) writeTopologyInfo(writer io.Writer, t *master_pb.TopologyInfo, volumeSizeLimitMb uint64, verbosityLevel int) statistics { output(verbosityLevel >= 0, writer, "Topology volumeSizeLimit:%d MB%s\n", volumeSizeLimitMb, diskInfosToString(t.DiskInfos)) slices.SortFunc(t.DataCenterInfos, func(a, b *master_pb.DataCenterInfo) int { return strings.Compare(a.Id, b.Id) }) var s statistics for _, dc := range t.DataCenterInfos { if *c.dataCenter != "" && *c.dataCenter != dc.Id { continue } s = s.plus(c.writeDataCenterInfo(writer, dc, verbosityLevel)) } output(verbosityLevel >= 0, writer, "%+v \n", s) return s }
func (c *commandVolumeList) writeDataCenterInfo(writer io.Writer, t *master_pb.DataCenterInfo, verbosityLevel int) statistics { output(verbosityLevel >= 1, writer, " DataCenter %s%s\n", t.Id, diskInfosToString(t.DiskInfos)) var s statistics slices.SortFunc(t.RackInfos, func(a, b *master_pb.RackInfo) int { return strings.Compare(a.Id, b.Id) }) for _, r := range t.RackInfos { if *c.rack != "" && *c.rack != r.Id { continue } s = s.plus(c.writeRackInfo(writer, r, verbosityLevel)) } output(verbosityLevel >= 1, writer, " DataCenter %s %+v \n", t.Id, s) return s }
func (c *commandVolumeList) writeRackInfo(writer io.Writer, t *master_pb.RackInfo, verbosityLevel int) statistics { output(verbosityLevel >= 2, writer, " Rack %s%s\n", t.Id, diskInfosToString(t.DiskInfos)) var s statistics slices.SortFunc(t.DataNodeInfos, func(a, b *master_pb.DataNodeInfo) int { return strings.Compare(a.Id, b.Id) }) for _, dn := range t.DataNodeInfos { if *c.dataNode != "" && *c.dataNode != dn.Id { continue } s = s.plus(c.writeDataNodeInfo(writer, dn, verbosityLevel)) } output(verbosityLevel >= 2, writer, " Rack %s %+v \n", t.Id, s) return s }
func (c *commandVolumeList) writeDataNodeInfo(writer io.Writer, t *master_pb.DataNodeInfo, verbosityLevel int) statistics { output(verbosityLevel >= 3, writer, " DataNode %s%s\n", t.Id, diskInfosToString(t.DiskInfos)) var s statistics for _, diskInfo := range t.DiskInfos { s = s.plus(c.writeDiskInfo(writer, diskInfo, verbosityLevel)) } output(verbosityLevel >= 3, writer, " DataNode %s %+v \n", t.Id, s) return s }
func (c *commandVolumeList) isNotMatchDiskInfo(readOnly bool, collection string, volumeId uint32) bool { if *c.readonly && !readOnly { return true } if *c.collectionPattern != "" { if matched, _ := filepath.Match(*c.collectionPattern, collection); !matched { return true } } if *c.volumeId > 0 && *c.volumeId != uint64(volumeId) { return true } return false }
func (c *commandVolumeList) writeDiskInfo(writer io.Writer, t *master_pb.DiskInfo, verbosityLevel int) statistics { var s statistics diskType := t.Type if diskType == "" { diskType = "hdd" } output(verbosityLevel >= 4, writer, " Disk %s(%s)\n", diskType, diskInfoToString(t)) slices.SortFunc(t.VolumeInfos, func(a, b *master_pb.VolumeInformationMessage) int { return int(a.Id - b.Id) }) for _, vi := range t.VolumeInfos { if c.isNotMatchDiskInfo(vi.ReadOnly, vi.Collection, vi.Id) { continue } s = s.plus(writeVolumeInformationMessage(writer, vi, verbosityLevel)) } for _, ecShardInfo := range t.EcShardInfos { if c.isNotMatchDiskInfo(false, ecShardInfo.Collection, ecShardInfo.Id) { continue }
var destroyTimeDisplay string destroyTime := ecShardInfo.DestroyTime if destroyTime > 0 { destroyTimeDisplay = time.Unix(int64(destroyTime), 0).Format("2006-01-02 15:04:05") } output(verbosityLevel >= 5, writer, " ec volume id:%v collection:%v shards:%v destroyTime:%s\n", ecShardInfo.Id, ecShardInfo.Collection, erasure_coding.ShardBits(ecShardInfo.EcIndexBits).ShardIds(), destroyTimeDisplay) } output(verbosityLevel >= 4, writer, " Disk %s %+v \n", diskType, s) return s }
func writeVolumeInformationMessage(writer io.Writer, t *master_pb.VolumeInformationMessage, verbosityLevel int) statistics { output(verbosityLevel >= 5, writer, " volume %+v \n", t) return newStatistics(t) }
func output(condition bool, w io.Writer, format string, a ...interface{}) { if condition { fmt.Fprintf(w, format, a...) } }
type statistics struct { Size uint64 FileCount uint64 DeletedFileCount uint64 DeletedBytes uint64 }
func newStatistics(t *master_pb.VolumeInformationMessage) statistics { return statistics{ Size: t.Size, FileCount: t.FileCount, DeletedFileCount: t.DeleteCount, DeletedBytes: t.DeletedByteCount, } }
func (s statistics) plus(t statistics) statistics { return statistics{ Size: s.Size + t.Size, FileCount: s.FileCount + t.FileCount, DeletedFileCount: s.DeletedFileCount + t.DeletedFileCount, DeletedBytes: s.DeletedBytes + t.DeletedBytes, } }
func (s statistics) String() string { if s.DeletedFileCount > 0 { return fmt.Sprintf("total size:%d file_count:%d deleted_file:%d deleted_bytes:%d", s.Size, s.FileCount, s.DeletedFileCount, s.DeletedBytes) } return fmt.Sprintf("total size:%d file_count:%d", s.Size, s.FileCount) }
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