seaweedfs/weed/shell/command_volume_list.go

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package shell
import (
"context"
"fmt"
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
"github.com/chrislusf/seaweedfs/weed/storage/erasure_coding"
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"io"
"sort"
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)
func init() {
Commands = append(Commands, &commandVolumeList{})
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}
type commandVolumeList struct {
}
func (c *commandVolumeList) Name() string {
return "volume.list"
}
func (c *commandVolumeList) Help() string {
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return `list all volumes
This command list all volumes as a tree of dataCenter > rack > dataNode > volume.
`
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}
func (c *commandVolumeList) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
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var resp *master_pb.VolumeListResponse
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ctx := context.Background()
err = commandEnv.MasterClient.WithClient(ctx, func(client master_pb.SeaweedClient) error {
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resp, err = client.VolumeList(ctx, &master_pb.VolumeListRequest{})
return err
})
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if err != nil {
return err
}
writeTopologyInfo(writer, resp.TopologyInfo, resp.VolumeSizeLimitMb)
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return nil
}
func writeTopologyInfo(writer io.Writer, t *master_pb.TopologyInfo, volumeSizeLimitMb uint64) statistics {
fmt.Fprintf(writer, "Topology volume:%d/%d active:%d free:%d volumeSizeLimit:%d MB\n", t.VolumeCount, t.MaxVolumeCount, t.ActiveVolumeCount, t.FreeVolumeCount, volumeSizeLimitMb)
sort.Slice(t.DataCenterInfos, func(i, j int) bool {
return t.DataCenterInfos[i].Id < t.DataCenterInfos[j].Id
})
var s statistics
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for _, dc := range t.DataCenterInfos {
s = s.plus(writeDataCenterInfo(writer, dc))
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}
fmt.Fprintf(writer, "%+v \n", s)
return s
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}
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func writeDataCenterInfo(writer io.Writer, t *master_pb.DataCenterInfo) statistics {
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fmt.Fprintf(writer, " DataCenter %s volume:%d/%d active:%d free:%d\n", t.Id, t.VolumeCount, t.MaxVolumeCount, t.ActiveVolumeCount, t.FreeVolumeCount)
var s statistics
sort.Slice(t.RackInfos, func(i, j int) bool {
return t.RackInfos[i].Id < t.RackInfos[j].Id
})
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for _, r := range t.RackInfos {
s = s.plus(writeRackInfo(writer, r))
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}
fmt.Fprintf(writer, " DataCenter %s %+v \n", t.Id, s)
return s
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}
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func writeRackInfo(writer io.Writer, t *master_pb.RackInfo) statistics {
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fmt.Fprintf(writer, " Rack %s volume:%d/%d active:%d free:%d\n", t.Id, t.VolumeCount, t.MaxVolumeCount, t.ActiveVolumeCount, t.FreeVolumeCount)
var s statistics
sort.Slice(t.DataNodeInfos, func(i, j int) bool {
return t.DataNodeInfos[i].Id < t.DataNodeInfos[j].Id
})
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for _, dn := range t.DataNodeInfos {
s = s.plus(writeDataNodeInfo(writer, dn))
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}
fmt.Fprintf(writer, " Rack %s %+v \n", t.Id, s)
return s
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}
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func writeDataNodeInfo(writer io.Writer, t *master_pb.DataNodeInfo) statistics {
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fmt.Fprintf(writer, " DataNode %s volume:%d/%d active:%d free:%d\n", t.Id, t.VolumeCount, t.MaxVolumeCount, t.ActiveVolumeCount, t.FreeVolumeCount)
var s statistics
sort.Slice(t.VolumeInfos, func(i, j int) bool {
return t.VolumeInfos[i].Id < t.VolumeInfos[j].Id
})
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for _, vi := range t.VolumeInfos {
s = s.plus(writeVolumeInformationMessage(writer, vi))
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}
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for _, ecShardInfo := range t.EcShardInfos {
fmt.Fprintf(writer, " ec volume id:%v collection:%v shards:%v\n", ecShardInfo.Id, ecShardInfo.Collection, erasure_coding.ShardBits(ecShardInfo.EcIndexBits).ShardIds())
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}
fmt.Fprintf(writer, " DataNode %s %+v \n", t.Id, s)
return s
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}
func writeVolumeInformationMessage(writer io.Writer, t *master_pb.VolumeInformationMessage) statistics {
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fmt.Fprintf(writer, " volume %+v \n", t)
return newStatiscis(t)
}
type statistics struct {
Size uint64
FileCount uint64
DeletedFileCount uint64
DeletedBytes uint64
}
func newStatiscis(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 {
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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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}