2013-12-02 09:37:36 +00:00
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package weed_server
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import (
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2022-04-06 16:17:04 +00:00
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"context"
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2015-01-08 08:19:32 +00:00
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"fmt"
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2022-01-24 14:09:43 +00:00
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"github.com/chrislusf/seaweedfs/weed/stats"
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2014-10-26 18:34:55 +00:00
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"net/http"
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"net/http/httputil"
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"net/url"
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2019-06-05 08:30:24 +00:00
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"os"
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"regexp"
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"strings"
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2014-10-26 18:34:55 +00:00
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"sync"
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2022-07-20 13:08:12 +00:00
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"sync/atomic"
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2019-06-05 08:30:24 +00:00
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"time"
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2014-10-26 18:34:55 +00:00
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2021-11-29 08:49:49 +00:00
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"github.com/chrislusf/seaweedfs/weed/cluster"
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"github.com/chrislusf/seaweedfs/weed/pb"
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2015-05-03 19:37:49 +00:00
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"github.com/chrislusf/raft"
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2020-01-29 17:09:55 +00:00
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"github.com/gorilla/mux"
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2022-04-06 16:17:04 +00:00
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hashicorpRaft "github.com/hashicorp/raft"
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2020-01-29 17:09:55 +00:00
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"google.golang.org/grpc"
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2016-06-03 01:09:14 +00:00
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"github.com/chrislusf/seaweedfs/weed/glog"
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2018-07-29 04:02:56 +00:00
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"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
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2016-06-03 01:09:14 +00:00
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"github.com/chrislusf/seaweedfs/weed/security"
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"github.com/chrislusf/seaweedfs/weed/sequence"
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2019-10-29 13:28:28 +00:00
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"github.com/chrislusf/seaweedfs/weed/shell"
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2016-06-03 01:09:14 +00:00
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"github.com/chrislusf/seaweedfs/weed/topology"
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"github.com/chrislusf/seaweedfs/weed/util"
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2019-10-29 13:28:28 +00:00
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"github.com/chrislusf/seaweedfs/weed/wdclient"
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2013-12-02 09:37:36 +00:00
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)
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2019-11-11 01:15:17 +00:00
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const (
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2022-04-06 16:17:04 +00:00
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SequencerType = "master.sequencer.type"
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SequencerSnowflakeId = "master.sequencer.sequencer_snowflake_id"
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2022-04-07 10:31:37 +00:00
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RaftServerRemovalTime = 72 * time.Minute
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2019-11-11 01:15:17 +00:00
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)
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2019-06-23 10:08:27 +00:00
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type MasterOption struct {
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2021-09-13 05:47:52 +00:00
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Master pb.ServerAddress
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2020-07-14 14:34:16 +00:00
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MetaFolder string
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2021-08-13 00:54:34 +00:00
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VolumeSizeLimitMB uint32
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2020-07-14 14:34:16 +00:00
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VolumePreallocate bool
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2020-06-04 17:52:01 +00:00
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// PulseSeconds int
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2019-06-23 10:08:27 +00:00
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DefaultReplicaPlacement string
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GarbageThreshold float64
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WhiteList []string
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DisableHttp bool
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MetricsAddress string
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MetricsIntervalSec int
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2021-08-13 01:10:59 +00:00
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IsFollower bool
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2019-06-23 10:08:27 +00:00
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}
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2013-12-02 09:37:36 +00:00
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type MasterServer struct {
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2021-12-05 08:42:25 +00:00
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master_pb.UnimplementedSeaweedServer
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2019-06-23 10:08:27 +00:00
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option *MasterOption
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guard *security.Guard
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preallocateSize int64
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2013-12-02 09:37:36 +00:00
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2021-05-06 10:46:14 +00:00
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Topo *topology.Topology
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vg *topology.VolumeGrowth
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vgCh chan *topology.VolumeGrowRequest
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2014-02-05 09:54:52 +00:00
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2020-12-13 05:19:40 +00:00
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boundedLeaderChan chan int
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2022-04-07 10:31:37 +00:00
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2022-07-20 13:08:12 +00:00
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onPeerUpdateDoneCn chan string
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onPeerUpdateGoroutineCount uint32
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2018-07-28 06:09:55 +00:00
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// notifying clients
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clientChansLock sync.RWMutex
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2021-11-06 11:07:38 +00:00
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clientChans map[string]chan *master_pb.KeepConnectedResponse
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2019-02-18 20:11:52 +00:00
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2019-10-29 13:28:28 +00:00
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grpcDialOption grpc.DialOption
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2019-07-28 10:58:13 +00:00
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MasterClient *wdclient.MasterClient
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2020-04-13 00:48:39 +00:00
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2020-07-14 14:34:16 +00:00
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adminLocks *AdminLocks
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2021-11-03 06:38:45 +00:00
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2021-11-08 07:52:40 +00:00
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Cluster *cluster.Cluster
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2013-12-02 09:37:36 +00:00
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}
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2022-03-26 20:33:17 +00:00
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func NewMasterServer(r *mux.Router, option *MasterOption, peers map[string]pb.ServerAddress) *MasterServer {
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2017-01-08 19:01:46 +00:00
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2020-01-29 17:09:55 +00:00
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v := util.GetViper()
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2019-02-14 08:08:20 +00:00
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signingKey := v.GetString("jwt.signing.key")
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2019-05-04 15:42:25 +00:00
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v.SetDefault("jwt.signing.expires_after_seconds", 10)
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expiresAfterSec := v.GetInt("jwt.signing.expires_after_seconds")
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2019-02-14 08:08:20 +00:00
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2019-06-06 07:29:02 +00:00
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readSigningKey := v.GetString("jwt.signing.read.key")
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v.SetDefault("jwt.signing.read.expires_after_seconds", 60)
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readExpiresAfterSec := v.GetInt("jwt.signing.read.expires_after_seconds")
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2020-04-01 19:18:40 +00:00
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v.SetDefault("master.replication.treat_replication_as_minimums", false)
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replicationAsMin := v.GetBool("master.replication.treat_replication_as_minimums")
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2021-05-06 10:46:14 +00:00
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v.SetDefault("master.volume_growth.copy_1", 7)
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v.SetDefault("master.volume_growth.copy_2", 6)
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v.SetDefault("master.volume_growth.copy_3", 3)
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v.SetDefault("master.volume_growth.copy_other", 1)
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v.SetDefault("master.volume_growth.threshold", 0.9)
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2017-01-08 19:01:46 +00:00
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var preallocateSize int64
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2019-06-23 10:08:27 +00:00
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if option.VolumePreallocate {
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preallocateSize = int64(option.VolumeSizeLimitMB) * (1 << 20)
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2017-01-08 19:01:46 +00:00
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}
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2019-07-28 10:58:13 +00:00
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2020-01-29 17:09:55 +00:00
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grpcDialOption := security.LoadClientTLS(v, "grpc.master")
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2013-12-02 09:37:36 +00:00
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ms := &MasterServer{
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2019-06-23 10:08:27 +00:00
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option: option,
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preallocateSize: preallocateSize,
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2021-07-01 08:21:14 +00:00
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vgCh: make(chan *topology.VolumeGrowRequest, 1<<6),
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2021-11-06 11:07:38 +00:00
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clientChans: make(map[string]chan *master_pb.KeepConnectedResponse),
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2019-10-29 13:28:28 +00:00
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grpcDialOption: grpcDialOption,
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2022-05-02 04:59:16 +00:00
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MasterClient: wdclient.NewMasterClient(grpcDialOption, "", cluster.MasterType, option.Master, "", peers),
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2020-05-26 01:39:53 +00:00
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adminLocks: NewAdminLocks(),
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2021-11-08 07:52:40 +00:00
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Cluster: cluster.NewCluster(),
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2013-12-02 09:37:36 +00:00
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}
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2020-12-13 05:19:40 +00:00
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ms.boundedLeaderChan = make(chan int, 16)
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2022-07-19 06:50:52 +00:00
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ms.onPeerUpdateDoneCn = make(chan string)
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2022-04-07 10:31:37 +00:00
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2022-04-06 16:17:04 +00:00
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ms.MasterClient.OnPeerUpdate = ms.OnPeerUpdate
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2019-11-04 08:45:38 +00:00
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seq := ms.createSequencer(option)
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if nil == seq {
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glog.Fatalf("create sequencer failed.")
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}
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2020-06-04 17:52:01 +00:00
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ms.Topo = topology.NewTopology("topo", seq, uint64(ms.option.VolumeSizeLimitMB)*1024*1024, 5, replicationAsMin)
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2014-04-13 08:29:52 +00:00
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ms.vg = topology.NewDefaultVolumeGrowth()
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2019-06-23 10:08:27 +00:00
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glog.V(0).Infoln("Volume Size Limit is", ms.option.VolumeSizeLimitMB, "MB")
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2013-12-02 09:37:36 +00:00
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2019-06-23 10:08:27 +00:00
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ms.guard = security.NewGuard(ms.option.WhiteList, signingKey, expiresAfterSec, readSigningKey, readExpiresAfterSec)
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2015-01-05 22:20:04 +00:00
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2020-12-14 08:24:41 +00:00
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handleStaticResources2(r)
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r.HandleFunc("/", ms.proxyToLeader(ms.uiStatusHandler))
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r.HandleFunc("/ui/index.html", ms.uiStatusHandler)
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2019-06-23 10:08:27 +00:00
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if !ms.option.DisableHttp {
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2019-03-02 13:10:05 +00:00
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r.HandleFunc("/dir/assign", ms.proxyToLeader(ms.guard.WhiteList(ms.dirAssignHandler)))
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2019-07-28 10:58:13 +00:00
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r.HandleFunc("/dir/lookup", ms.guard.WhiteList(ms.dirLookupHandler))
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2019-03-02 13:10:05 +00:00
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r.HandleFunc("/dir/status", ms.proxyToLeader(ms.guard.WhiteList(ms.dirStatusHandler)))
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r.HandleFunc("/col/delete", ms.proxyToLeader(ms.guard.WhiteList(ms.collectionDeleteHandler)))
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r.HandleFunc("/vol/grow", ms.proxyToLeader(ms.guard.WhiteList(ms.volumeGrowHandler)))
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r.HandleFunc("/vol/status", ms.proxyToLeader(ms.guard.WhiteList(ms.volumeStatusHandler)))
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r.HandleFunc("/vol/vacuum", ms.proxyToLeader(ms.guard.WhiteList(ms.volumeVacuumHandler)))
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r.HandleFunc("/submit", ms.guard.WhiteList(ms.submitFromMasterServerHandler))
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2020-02-22 05:45:03 +00:00
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/*
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r.HandleFunc("/stats/health", ms.guard.WhiteList(statsHealthHandler))
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r.HandleFunc("/stats/counter", ms.guard.WhiteList(statsCounterHandler))
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r.HandleFunc("/stats/memory", ms.guard.WhiteList(statsMemoryHandler))
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*/
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2019-07-28 10:58:13 +00:00
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r.HandleFunc("/{fileId}", ms.redirectHandler)
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2019-03-21 16:49:04 +00:00
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}
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2013-12-02 09:37:36 +00:00
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2021-05-06 10:46:14 +00:00
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ms.Topo.StartRefreshWritableVolumes(
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ms.grpcDialOption,
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ms.option.GarbageThreshold,
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v.GetFloat64("master.volume_growth.threshold"),
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ms.preallocateSize,
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)
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ms.ProcessGrowRequest()
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2013-12-02 09:37:36 +00:00
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2021-08-13 01:10:59 +00:00
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if !option.IsFollower {
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ms.startAdminScripts()
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}
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2019-06-05 08:30:24 +00:00
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2013-12-02 09:37:36 +00:00
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return ms
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}
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2014-02-05 09:54:52 +00:00
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func (ms *MasterServer) SetRaftServer(raftServer *RaftServer) {
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2022-04-04 12:51:51 +00:00
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var raftServerName string
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if raftServer.raftServer != nil {
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ms.Topo.RaftServer = raftServer.raftServer
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ms.Topo.RaftServer.AddEventListener(raft.LeaderChangeEventType, func(e raft.Event) {
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glog.V(0).Infof("leader change event: %+v => %+v", e.PrevValue(), e.Value())
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stats.MasterLeaderChangeCounter.WithLabelValues(fmt.Sprintf("%+v", e.Value())).Inc()
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if ms.Topo.RaftServer.Leader() != "" {
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glog.V(0).Infoln("[", ms.Topo.RaftServer.Name(), "]", ms.Topo.RaftServer.Leader(), "becomes leader.")
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}
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})
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raftServerName = ms.Topo.RaftServer.Name()
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} else if raftServer.RaftHashicorp != nil {
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ms.Topo.HashicorpRaft = raftServer.RaftHashicorp
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leaderCh := raftServer.RaftHashicorp.LeaderCh()
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prevLeader := ms.Topo.HashicorpRaft.Leader()
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go func() {
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for {
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select {
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case isLeader := <-leaderCh:
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leader := ms.Topo.HashicorpRaft.Leader()
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glog.V(0).Infof("is leader %+v change event: %+v => %+v", isLeader, prevLeader, leader)
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stats.MasterLeaderChangeCounter.WithLabelValues(fmt.Sprintf("%+v", leader)).Inc()
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prevLeader = leader
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}
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}
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}()
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raftServerName = ms.Topo.HashicorpRaft.String()
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}
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2014-03-16 06:03:49 +00:00
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if ms.Topo.IsLeader() {
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2022-04-04 12:51:51 +00:00
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glog.V(0).Infoln("[", raftServerName, "]", "I am the leader!")
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2014-02-10 07:37:29 +00:00
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} else {
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2022-04-04 12:51:51 +00:00
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if ms.Topo.RaftServer != nil && ms.Topo.RaftServer.Leader() != "" {
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2014-04-11 23:23:58 +00:00
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glog.V(0).Infoln("[", ms.Topo.RaftServer.Name(), "]", ms.Topo.RaftServer.Leader(), "is the leader.")
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2022-04-04 12:51:51 +00:00
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} else if ms.Topo.HashicorpRaft != nil && ms.Topo.HashicorpRaft.Leader() != "" {
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glog.V(0).Infoln("[", ms.Topo.HashicorpRaft.String(), "]", ms.Topo.HashicorpRaft.Leader(), "is the leader.")
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2014-04-11 23:23:58 +00:00
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}
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2014-02-10 07:37:29 +00:00
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}
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2014-02-05 09:54:52 +00:00
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}
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2020-05-25 13:00:12 +00:00
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func (ms *MasterServer) proxyToLeader(f http.HandlerFunc) http.HandlerFunc {
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2014-02-05 09:54:52 +00:00
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return func(w http.ResponseWriter, r *http.Request) {
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2014-03-16 06:03:49 +00:00
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if ms.Topo.IsLeader() {
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2014-02-05 09:54:52 +00:00
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f(w, r)
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2022-04-07 14:37:40 +00:00
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return
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}
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var raftServerLeader string
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if ms.Topo.RaftServer != nil && ms.Topo.RaftServer.Leader() != "" {
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raftServerLeader = ms.Topo.RaftServer.Leader()
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} else if ms.Topo.HashicorpRaft != nil && ms.Topo.HashicorpRaft.Leader() != "" {
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raftServerLeader = string(ms.Topo.HashicorpRaft.Leader())
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}
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if raftServerLeader == "" {
|
2021-08-13 01:10:59 +00:00
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f(w, r)
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2022-04-07 14:37:40 +00:00
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return
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}
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ms.boundedLeaderChan <- 1
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defer func() { <-ms.boundedLeaderChan }()
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targetUrl, err := url.Parse("http://" + raftServerLeader)
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if err != nil {
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writeJsonError(w, r, http.StatusInternalServerError,
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fmt.Errorf("Leader URL http://%s Parse Error: %v", raftServerLeader, err))
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return
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}
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glog.V(4).Infoln("proxying to leader", raftServerLeader)
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proxy := httputil.NewSingleHostReverseProxy(targetUrl)
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director := proxy.Director
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proxy.Director = func(req *http.Request) {
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actualHost, err := security.GetActualRemoteHost(req)
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if err == nil {
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req.Header.Set("HTTP_X_FORWARDED_FOR", actualHost)
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}
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director(req)
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2014-02-05 09:54:52 +00:00
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}
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2022-04-07 14:37:40 +00:00
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proxy.Transport = util.Transport
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proxy.ServeHTTP(w, r)
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2014-02-05 09:54:52 +00:00
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}
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}
|
2019-06-05 08:30:24 +00:00
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func (ms *MasterServer) startAdminScripts() {
|
2019-11-12 06:21:43 +00:00
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2020-01-29 17:09:55 +00:00
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v := util.GetViper()
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2019-06-05 08:30:24 +00:00
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|
|
adminScripts := v.GetString("master.maintenance.scripts")
|
|
|
|
if adminScripts == "" {
|
2021-12-20 21:34:57 +00:00
|
|
|
return
|
2019-06-05 08:30:24 +00:00
|
|
|
}
|
2021-11-29 08:49:49 +00:00
|
|
|
glog.V(0).Infof("adminScripts: %v", adminScripts)
|
2019-06-05 08:30:24 +00:00
|
|
|
|
2019-11-12 06:21:43 +00:00
|
|
|
v.SetDefault("master.maintenance.sleep_minutes", 17)
|
|
|
|
sleepMinutes := v.GetInt("master.maintenance.sleep_minutes")
|
|
|
|
|
2019-06-05 08:30:24 +00:00
|
|
|
scriptLines := strings.Split(adminScripts, "\n")
|
2020-04-23 20:37:31 +00:00
|
|
|
if !strings.Contains(adminScripts, "lock") {
|
|
|
|
scriptLines = append(append([]string{}, "lock"), scriptLines...)
|
|
|
|
scriptLines = append(scriptLines, "unlock")
|
|
|
|
}
|
2019-06-05 08:30:24 +00:00
|
|
|
|
2021-09-13 05:47:52 +00:00
|
|
|
masterAddress := string(ms.option.Master)
|
2019-06-05 08:30:24 +00:00
|
|
|
|
|
|
|
var shellOptions shell.ShellOptions
|
2020-01-29 17:09:55 +00:00
|
|
|
shellOptions.GrpcDialOption = security.LoadClientTLS(v, "grpc.master")
|
2019-06-05 08:30:24 +00:00
|
|
|
shellOptions.Masters = &masterAddress
|
2019-11-12 06:21:43 +00:00
|
|
|
|
2020-04-09 06:57:15 +00:00
|
|
|
shellOptions.Directory = "/"
|
2022-05-03 14:12:33 +00:00
|
|
|
emptyFilerGroup := ""
|
|
|
|
shellOptions.FilerGroup = &emptyFilerGroup
|
2019-06-05 08:30:24 +00:00
|
|
|
|
2022-01-12 09:11:25 +00:00
|
|
|
commandEnv := shell.NewCommandEnv(&shellOptions)
|
2019-06-05 08:30:24 +00:00
|
|
|
|
|
|
|
reg, _ := regexp.Compile(`'.*?'|".*?"|\S+`)
|
|
|
|
|
2021-11-06 00:52:15 +00:00
|
|
|
go commandEnv.MasterClient.KeepConnectedToMaster()
|
2019-06-05 08:30:24 +00:00
|
|
|
|
|
|
|
go func() {
|
|
|
|
commandEnv.MasterClient.WaitUntilConnected()
|
|
|
|
|
2021-12-07 19:44:08 +00:00
|
|
|
for {
|
|
|
|
time.Sleep(time.Duration(sleepMinutes) * time.Minute)
|
2019-06-05 08:30:24 +00:00
|
|
|
if ms.Topo.IsLeader() {
|
2022-05-02 04:59:16 +00:00
|
|
|
shellOptions.FilerAddress = ms.GetOneFiler(cluster.FilerGroup(*shellOptions.FilerGroup))
|
2022-01-12 09:11:25 +00:00
|
|
|
if shellOptions.FilerAddress == "" {
|
|
|
|
continue
|
|
|
|
}
|
2019-06-05 08:30:24 +00:00
|
|
|
for _, line := range scriptLines {
|
2020-04-23 21:01:46 +00:00
|
|
|
for _, c := range strings.Split(line, ";") {
|
|
|
|
processEachCmd(reg, c, commandEnv)
|
2019-06-05 08:30:24 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}()
|
|
|
|
}
|
2019-11-04 08:45:38 +00:00
|
|
|
|
2020-04-23 21:01:46 +00:00
|
|
|
func processEachCmd(reg *regexp.Regexp, line string, commandEnv *shell.CommandEnv) {
|
|
|
|
cmds := reg.FindAllString(line, -1)
|
|
|
|
if len(cmds) == 0 {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
args := make([]string, len(cmds[1:]))
|
|
|
|
for i := range args {
|
|
|
|
args[i] = strings.Trim(string(cmds[1+i]), "\"'")
|
|
|
|
}
|
|
|
|
cmd := strings.ToLower(cmds[0])
|
|
|
|
|
|
|
|
for _, c := range shell.Commands {
|
|
|
|
if c.Name() == cmd {
|
|
|
|
glog.V(0).Infof("executing: %s %v", cmd, args)
|
|
|
|
if err := c.Do(args, commandEnv, os.Stdout); err != nil {
|
|
|
|
glog.V(0).Infof("error: %v", err)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2019-11-04 08:45:38 +00:00
|
|
|
func (ms *MasterServer) createSequencer(option *MasterOption) sequence.Sequencer {
|
|
|
|
var seq sequence.Sequencer
|
2020-01-29 17:09:55 +00:00
|
|
|
v := util.GetViper()
|
2019-11-15 06:20:38 +00:00
|
|
|
seqType := strings.ToLower(v.GetString(SequencerType))
|
|
|
|
glog.V(1).Infof("[%s] : [%s]", SequencerType, seqType)
|
2019-11-11 01:15:17 +00:00
|
|
|
switch strings.ToLower(seqType) {
|
2021-03-25 10:49:26 +00:00
|
|
|
case "snowflake":
|
|
|
|
var err error
|
2021-07-24 03:54:03 +00:00
|
|
|
snowflakeId := v.GetInt(SequencerSnowflakeId)
|
2021-09-13 05:47:52 +00:00
|
|
|
seq, err = sequence.NewSnowflakeSequencer(string(option.Master), snowflakeId)
|
2021-03-25 10:49:26 +00:00
|
|
|
if err != nil {
|
|
|
|
glog.Error(err)
|
|
|
|
seq = nil
|
|
|
|
}
|
2019-11-04 08:45:38 +00:00
|
|
|
default:
|
|
|
|
seq = sequence.NewMemorySequencer()
|
|
|
|
}
|
|
|
|
return seq
|
|
|
|
}
|
2022-04-06 16:17:04 +00:00
|
|
|
|
2022-05-31 04:27:48 +00:00
|
|
|
func (ms *MasterServer) OnPeerUpdate(update *master_pb.ClusterNodeUpdate, startFrom time.Time) {
|
2022-04-06 16:17:04 +00:00
|
|
|
if update.NodeType != cluster.MasterType || ms.Topo.HashicorpRaft == nil {
|
|
|
|
return
|
|
|
|
}
|
2022-04-07 13:52:13 +00:00
|
|
|
glog.V(4).Infof("OnPeerUpdate: %+v", update)
|
|
|
|
|
2022-04-06 16:17:04 +00:00
|
|
|
peerAddress := pb.ServerAddress(update.Address)
|
2022-04-07 10:31:37 +00:00
|
|
|
peerName := string(peerAddress)
|
2022-04-07 11:23:22 +00:00
|
|
|
isLeader := ms.Topo.HashicorpRaft.State() == hashicorpRaft.Leader
|
2022-04-06 16:17:04 +00:00
|
|
|
if update.IsAdd {
|
2022-04-07 11:23:22 +00:00
|
|
|
if isLeader {
|
2022-04-07 10:31:37 +00:00
|
|
|
raftServerFound := false
|
|
|
|
for _, server := range ms.Topo.HashicorpRaft.GetConfiguration().Configuration().Servers {
|
|
|
|
if string(server.ID) == peerName {
|
|
|
|
raftServerFound = true
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if !raftServerFound {
|
2022-04-07 11:23:22 +00:00
|
|
|
glog.V(0).Infof("adding new raft server: %s", peerName)
|
2022-04-07 10:31:37 +00:00
|
|
|
ms.Topo.HashicorpRaft.AddVoter(
|
|
|
|
hashicorpRaft.ServerID(peerName),
|
|
|
|
hashicorpRaft.ServerAddress(peerAddress.ToGrpcAddress()), 0, 0)
|
|
|
|
}
|
|
|
|
}
|
2022-07-20 13:08:12 +00:00
|
|
|
if atomic.LoadUint32(&ms.onPeerUpdateGoroutineCount) > 0 {
|
2022-07-19 06:50:52 +00:00
|
|
|
ms.onPeerUpdateDoneCn <- peerName
|
2022-04-06 16:17:04 +00:00
|
|
|
}
|
2022-04-07 11:23:22 +00:00
|
|
|
} else if isLeader {
|
2022-04-06 16:17:04 +00:00
|
|
|
go func(peerName string) {
|
2022-07-19 06:50:52 +00:00
|
|
|
raftServerRemovalTimeAfter := time.After(RaftServerRemovalTime)
|
2022-07-19 19:04:12 +00:00
|
|
|
raftServerPingTicker := time.NewTicker(5 * time.Minute)
|
2022-07-20 13:08:12 +00:00
|
|
|
atomic.AddUint32(&ms.onPeerUpdateGoroutineCount, 1)
|
2022-07-19 19:04:12 +00:00
|
|
|
defer func() {
|
2022-07-20 13:08:12 +00:00
|
|
|
atomic.AddUint32(&ms.onPeerUpdateGoroutineCount, -1)
|
2022-07-19 19:04:12 +00:00
|
|
|
}()
|
2022-04-06 16:17:04 +00:00
|
|
|
for {
|
|
|
|
select {
|
2022-07-19 19:04:12 +00:00
|
|
|
case <-raftServerPingTicker.C:
|
|
|
|
err := ms.MasterClient.WithClient(false, func(client master_pb.SeaweedClient) error {
|
|
|
|
_, err := client.Ping(context.Background(), &master_pb.PingRequest{
|
|
|
|
Target: peerName,
|
|
|
|
TargetType: cluster.MasterType,
|
|
|
|
})
|
|
|
|
return err
|
|
|
|
})
|
|
|
|
if err != nil {
|
|
|
|
glog.Warningf("raft server %s ping failed %+v", peerName, err)
|
|
|
|
} else {
|
|
|
|
glog.V(0).Infof("raft server %s remove canceled on ping success", peerName)
|
|
|
|
return
|
|
|
|
}
|
2022-07-19 06:50:52 +00:00
|
|
|
case <-raftServerRemovalTimeAfter:
|
2022-04-07 10:31:37 +00:00
|
|
|
err := ms.MasterClient.WithClient(false, func(client master_pb.SeaweedClient) error {
|
|
|
|
_, err := client.RaftRemoveServer(context.Background(), &master_pb.RaftRemoveServerRequest{
|
|
|
|
Id: peerName,
|
|
|
|
Force: false,
|
|
|
|
})
|
|
|
|
return err
|
|
|
|
})
|
|
|
|
if err != nil {
|
2022-04-07 11:23:22 +00:00
|
|
|
glog.Warningf("failed to removing old raft server %s: %v", peerName, err)
|
2022-07-19 19:04:12 +00:00
|
|
|
return
|
2022-04-06 16:17:04 +00:00
|
|
|
}
|
2022-07-19 06:50:52 +00:00
|
|
|
glog.V(0).Infof("old raft server %s removed", peerName)
|
2022-04-06 16:17:04 +00:00
|
|
|
return
|
2022-07-19 06:50:52 +00:00
|
|
|
case peerDone := <-ms.onPeerUpdateDoneCn:
|
2022-04-07 10:31:37 +00:00
|
|
|
if peerName == peerDone {
|
2022-07-19 19:04:12 +00:00
|
|
|
glog.V(0).Infof("raft server %s remove canceled on onPeerUpdate", peerName)
|
2022-04-07 10:31:37 +00:00
|
|
|
return
|
|
|
|
}
|
2022-04-06 16:17:04 +00:00
|
|
|
}
|
|
|
|
}
|
2022-04-07 11:23:22 +00:00
|
|
|
}(peerName)
|
2022-07-19 19:31:57 +00:00
|
|
|
glog.V(0).Infof("wait %v for raft server %s activity, otherwise delete", RaftServerRemovalTime, peerName)
|
2022-04-06 16:17:04 +00:00
|
|
|
}
|
|
|
|
}
|