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-rw-r--r--weed/pb/master.proto1
-rw-r--r--weed/pb/master_pb/master.pb.go221
-rw-r--r--weed/storage/erasure_coding/ec_volume.go6
-rw-r--r--weed/storage/erasure_coding/ec_volume_info.go46
-rw-r--r--weed/topology/data_node.go18
-rw-r--r--weed/topology/data_node_ec.go14
6 files changed, 193 insertions, 113 deletions
diff --git a/weed/pb/master.proto b/weed/pb/master.proto
index 0968d2dcf..c1d3ac00d 100644
--- a/weed/pb/master.proto
+++ b/weed/pb/master.proto
@@ -186,6 +186,7 @@ message DataNodeInfo {
uint64 free_volume_count = 4;
uint64 active_volume_count = 5;
repeated VolumeInformationMessage volume_infos = 6;
+ repeated VolumeEcShardInformationMessage ec_shard_infos = 7;
}
message RackInfo {
string id = 1;
diff --git a/weed/pb/master_pb/master.pb.go b/weed/pb/master_pb/master.pb.go
index 0c7a9837e..29ec83050 100644
--- a/weed/pb/master_pb/master.pb.go
+++ b/weed/pb/master_pb/master.pb.go
@@ -895,12 +895,13 @@ func (*CollectionDeleteResponse) Descriptor() ([]byte, []int) { return fileDescr
// volume related
//
type DataNodeInfo struct {
- Id string `protobuf:"bytes,1,opt,name=id" json:"id,omitempty"`
- VolumeCount uint64 `protobuf:"varint,2,opt,name=volume_count,json=volumeCount" json:"volume_count,omitempty"`
- MaxVolumeCount uint64 `protobuf:"varint,3,opt,name=max_volume_count,json=maxVolumeCount" json:"max_volume_count,omitempty"`
- FreeVolumeCount uint64 `protobuf:"varint,4,opt,name=free_volume_count,json=freeVolumeCount" json:"free_volume_count,omitempty"`
- ActiveVolumeCount uint64 `protobuf:"varint,5,opt,name=active_volume_count,json=activeVolumeCount" json:"active_volume_count,omitempty"`
- VolumeInfos []*VolumeInformationMessage `protobuf:"bytes,6,rep,name=volume_infos,json=volumeInfos" json:"volume_infos,omitempty"`
+ Id string `protobuf:"bytes,1,opt,name=id" json:"id,omitempty"`
+ VolumeCount uint64 `protobuf:"varint,2,opt,name=volume_count,json=volumeCount" json:"volume_count,omitempty"`
+ MaxVolumeCount uint64 `protobuf:"varint,3,opt,name=max_volume_count,json=maxVolumeCount" json:"max_volume_count,omitempty"`
+ FreeVolumeCount uint64 `protobuf:"varint,4,opt,name=free_volume_count,json=freeVolumeCount" json:"free_volume_count,omitempty"`
+ ActiveVolumeCount uint64 `protobuf:"varint,5,opt,name=active_volume_count,json=activeVolumeCount" json:"active_volume_count,omitempty"`
+ VolumeInfos []*VolumeInformationMessage `protobuf:"bytes,6,rep,name=volume_infos,json=volumeInfos" json:"volume_infos,omitempty"`
+ EcShardInfos []*VolumeEcShardInformationMessage `protobuf:"bytes,7,rep,name=ec_shard_infos,json=ecShardInfos" json:"ec_shard_infos,omitempty"`
}
func (m *DataNodeInfo) Reset() { *m = DataNodeInfo{} }
@@ -950,6 +951,13 @@ func (m *DataNodeInfo) GetVolumeInfos() []*VolumeInformationMessage {
return nil
}
+func (m *DataNodeInfo) GetEcShardInfos() []*VolumeEcShardInformationMessage {
+ if m != nil {
+ return m.EcShardInfos
+ }
+ return nil
+}
+
type RackInfo struct {
Id string `protobuf:"bytes,1,opt,name=id" json:"id,omitempty"`
VolumeCount uint64 `protobuf:"varint,2,opt,name=volume_count,json=volumeCount" json:"volume_count,omitempty"`
@@ -1554,104 +1562,105 @@ var _Seaweed_serviceDesc = grpc.ServiceDesc{
func init() { proto.RegisterFile("master.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
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+ 0x00, 0x00,
}
diff --git a/weed/storage/erasure_coding/ec_volume.go b/weed/storage/erasure_coding/ec_volume.go
index db0f911e4..b6ba2c8aa 100644
--- a/weed/storage/erasure_coding/ec_volume.go
+++ b/weed/storage/erasure_coding/ec_volume.go
@@ -10,9 +10,11 @@ import (
"github.com/chrislusf/seaweedfs/weed/storage/needle"
)
+type ShardId uint8
+
type EcVolumeShard struct {
VolumeId needle.VolumeId
- ShardId uint8
+ ShardId ShardId
Collection string
dir string
ecdFile *os.File
@@ -22,7 +24,7 @@ type EcVolumeShards []*EcVolumeShard
func NewEcVolumeShard(dirname string, collection string, id needle.VolumeId, shardId int) (v *EcVolumeShard, e error) {
- v = &EcVolumeShard{dir: dirname, Collection: collection, VolumeId: id, ShardId: uint8(shardId)}
+ v = &EcVolumeShard{dir: dirname, Collection: collection, VolumeId: id, ShardId: ShardId(shardId)}
baseFileName := v.FileName()
if v.ecxFile, e = os.OpenFile(baseFileName+".ecx", os.O_RDONLY, 0644); e != nil {
diff --git a/weed/storage/erasure_coding/ec_volume_info.go b/weed/storage/erasure_coding/ec_volume_info.go
new file mode 100644
index 000000000..2378ff4e9
--- /dev/null
+++ b/weed/storage/erasure_coding/ec_volume_info.go
@@ -0,0 +1,46 @@
+package erasure_coding
+
+import (
+ "github.com/chrislusf/seaweedfs/weed/pb/master_pb"
+ "github.com/chrislusf/seaweedfs/weed/storage/needle"
+)
+
+// data structure used in master
+type EcVolumeInfo struct {
+ VolumeId needle.VolumeId
+ Collection string
+ shardIds uint16 // use bits to indicate the shard id
+}
+
+func (ecInfo *EcVolumeInfo) AddShardId(id ShardId) {
+ ecInfo.shardIds |= (1 << id)
+}
+
+func (ecInfo *EcVolumeInfo) RemoveShardId(id ShardId) {
+ ecInfo.shardIds &^= (1 << id)
+}
+
+func (ecInfo *EcVolumeInfo) HasShardId(id ShardId) bool {
+ return ecInfo.shardIds&(1<<id) > 0
+}
+
+func (ecInfo *EcVolumeInfo) ShardIds() (ret []ShardId) {
+ for i := ShardId(0); i < DataShardsCount+ParityShardsCount; i++ {
+ if ecInfo.HasShardId(i) {
+ ret = append(ret, i)
+ }
+ }
+ return
+}
+
+func (ecInfo *EcVolumeInfo) ToVolumeEcShardInformationMessage() (ret []*master_pb.VolumeEcShardInformationMessage) {
+ for _, shard := range ecInfo.ShardIds() {
+ ret = append(ret, &master_pb.VolumeEcShardInformationMessage{
+ Id: uint32(ecInfo.VolumeId),
+ EcIndex: uint32(shard),
+ Collection: ecInfo.Collection,
+ })
+
+ }
+ return
+}
diff --git a/weed/topology/data_node.go b/weed/topology/data_node.go
index ad2837fd6..ff160e178 100644
--- a/weed/topology/data_node.go
+++ b/weed/topology/data_node.go
@@ -2,8 +2,10 @@ package topology
import (
"fmt"
+ "sync"
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
+ "github.com/chrislusf/seaweedfs/weed/storage/erasure_coding"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"strconv"
@@ -14,11 +16,13 @@ import (
type DataNode struct {
NodeImpl
- volumes map[needle.VolumeId]storage.VolumeInfo
- Ip string
- Port int
- PublicUrl string
- LastSeen int64 // unix time in seconds
+ volumes map[needle.VolumeId]storage.VolumeInfo
+ Ip string
+ Port int
+ PublicUrl string
+ LastSeen int64 // unix time in seconds
+ ecShards map[needle.VolumeId]erasure_coding.EcVolumeInfo
+ ecShardsLock sync.RWMutex
}
func NewDataNode(id string) *DataNode {
@@ -26,6 +30,7 @@ func NewDataNode(id string) *DataNode {
s.id = NodeId(id)
s.nodeType = "DataNode"
s.volumes = make(map[needle.VolumeId]storage.VolumeInfo)
+ s.ecShards = make(map[needle.VolumeId]erasure_coding.EcVolumeInfo)
s.NodeImpl.value = s
return s
}
@@ -158,5 +163,8 @@ func (dn *DataNode) ToDataNodeInfo() *master_pb.DataNodeInfo {
for _, v := range dn.GetVolumes() {
m.VolumeInfos = append(m.VolumeInfos, v.ToVolumeInformationMessage())
}
+ for _, ecv := range dn.GetEcShards() {
+ m.EcShardInfos = append(m.EcShardInfos, ecv.ToVolumeEcShardInformationMessage()...)
+ }
return m
}
diff --git a/weed/topology/data_node_ec.go b/weed/topology/data_node_ec.go
new file mode 100644
index 000000000..d1715f557
--- /dev/null
+++ b/weed/topology/data_node_ec.go
@@ -0,0 +1,14 @@
+package topology
+
+import (
+ "github.com/chrislusf/seaweedfs/weed/storage/erasure_coding"
+)
+
+func (dn *DataNode) GetEcShards() (ret []erasure_coding.EcVolumeInfo) {
+ dn.RLock()
+ for _, ecVolumeInfo := range dn.ecShards {
+ ret = append(ret, ecVolumeInfo)
+ }
+ dn.RUnlock()
+ return ret
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-21 22:59:00 +0000