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avoid panic if hashicorp raft not initialized

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This commit is contained in:
Konstantin Lebedev 2022-04-30 13:56:35 +05:00
parent d71a1fd077
commit 03aec9ce7e
1 changed files with 13 additions and 0 deletions
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13
weed/server/master_grpc_server_raft.go
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@ -11,6 +11,10 @@ import (
func (ms *MasterServer) RaftListClusterServers(ctx context.Context, req *master_pb.RaftListClusterServersRequest) (*master_pb.RaftListClusterServersResponse, error) {
resp := &master_pb.RaftListClusterServersResponse{}
if ms.Topo.HashicorpRaft == nil {
return resp, nil
}
servers := ms.Topo.HashicorpRaft.GetConfiguration().Configuration().Servers
for _, server := range servers {
@ -25,6 +29,11 @@ func (ms *MasterServer) RaftListClusterServers(ctx context.Context, req *master_
func (ms *MasterServer) RaftAddServer(ctx context.Context, req *master_pb.RaftAddServerRequest) (*master_pb.RaftAddServerResponse, error) {
resp := &master_pb.RaftAddServerResponse{}
if ms.Topo.HashicorpRaft == nil {
return resp, nil
}
if ms.Topo.HashicorpRaft.State() != raft.Leader {
return nil, fmt.Errorf("raft add server %s failed: %s is no current leader", req.Id, ms.Topo.HashicorpRaft.String())
}
@ -45,6 +54,10 @@ func (ms *MasterServer) RaftAddServer(ctx context.Context, req *master_pb.RaftAd
func (ms *MasterServer) RaftRemoveServer(ctx context.Context, req *master_pb.RaftRemoveServerRequest) (*master_pb.RaftRemoveServerResponse, error) {
resp := &master_pb.RaftRemoveServerResponse{}
if ms.Topo.HashicorpRaft == nil {
return resp, nil
}
if ms.Topo.HashicorpRaft.State() != raft.Leader {
return nil, fmt.Errorf("raft remove server %s failed: %s is no current leader", req.Id, ms.Topo.HashicorpRaft.String())
}