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Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,142 @@ | ||
| // Copyright (C) 2019-2021 Zilliz. All rights reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software distributed under the License | ||
| // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express | ||
| // or implied. See the License for the specific language governing permissions and limitations under the License. | ||
|
|
||
| package client | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| server "github.com/milvus-io/milvus-proto/go-api/milvuspb" | ||
| "github.com/milvus-io/milvus-sdk-go/v2/entity" | ||
| ) | ||
|
|
||
| // ListResourceGroups returns list of resource group names in current Milvus instance. | ||
| func (c *GrpcClient) ListResourceGroups(ctx context.Context) ([]string, error) { | ||
| if c.Service == nil { | ||
| return nil, ErrClientNotReady | ||
| } | ||
|
|
||
| req := &server.ListResourceGroupsRequest{} | ||
|
|
||
| resp, err := c.Service.ListResourceGroups(ctx, req) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if err = handleRespStatus(resp.GetStatus()); err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return resp.GetResourceGroups(), nil | ||
| } | ||
|
|
||
| // CreateResourceGroup creates a resource group with provided name. | ||
| func (c *GrpcClient) CreateResourceGroup(ctx context.Context, rgName string) error { | ||
| if c.Service == nil { | ||
| return ErrClientNotReady | ||
| } | ||
|
|
||
| req := &server.CreateResourceGroupRequest{ | ||
| ResourceGroup: rgName, | ||
| } | ||
|
|
||
| resp, err := c.Service.CreateResourceGroup(ctx, req) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return handleRespStatus(resp) | ||
| } | ||
|
|
||
| // DescribeResourceGroup returns resource groups information. | ||
| func (c *GrpcClient) DescribeResourceGroup(ctx context.Context, rgName string) (*entity.ResourceGroup, error) { | ||
| if c.Service == nil { | ||
| return nil, ErrClientNotReady | ||
| } | ||
|
|
||
| req := &server.DescribeResourceGroupRequest{ | ||
| ResourceGroup: rgName, | ||
| } | ||
|
|
||
| resp, err := c.Service.DescribeResourceGroup(ctx, req) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if err = handleRespStatus(resp.GetStatus()); err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| rg := resp.GetResourceGroup() | ||
| result := &entity.ResourceGroup{ | ||
| Name: rg.GetName(), | ||
| Capacity: rg.GetCapacity(), | ||
| AvailableNodesNumber: rg.GetNumAvailableNode(), | ||
| LoadedReplica: rg.GetNumLoadedReplica(), | ||
| OutgoingNodeNum: rg.GetNumOutgoingNode(), | ||
| IncomingNodeNum: rg.GetNumIncomingNode(), | ||
| } | ||
|
|
||
| return result, nil | ||
| } | ||
|
|
||
| // DropResourceGroup drops the resource group with provided name. | ||
| func (c *GrpcClient) DropResourceGroup(ctx context.Context, rgName string) error { | ||
| if c.Service == nil { | ||
| return ErrClientNotReady | ||
| } | ||
|
|
||
| req := &server.DropResourceGroupRequest{ | ||
| ResourceGroup: rgName, | ||
| } | ||
|
|
||
| resp, err := c.Service.DropResourceGroup(ctx, req) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return handleRespStatus(resp) | ||
| } | ||
|
|
||
| // TransferNode transfers querynodes between resource groups. | ||
| func (c *GrpcClient) TransferNode(ctx context.Context, sourceRg, targetRg string, nodesNum int32) error { | ||
| if c.Service == nil { | ||
| return ErrClientNotReady | ||
| } | ||
|
|
||
| req := &server.TransferNodeRequest{ | ||
| SourceResourceGroup: sourceRg, | ||
| TargetResourceGroup: targetRg, | ||
| NumNode: nodesNum, | ||
| } | ||
|
|
||
| resp, err := c.Service.TransferNode(ctx, req) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return handleRespStatus(resp) | ||
| } | ||
|
|
||
| // TransferReplica transfer collection replicas between source,target resource group. | ||
| func (c *GrpcClient) TransferReplica(ctx context.Context, sourceRg, targetRg string, collectionName string, replicaNum int64) error { | ||
| if c.Service == nil { | ||
| return ErrClientNotReady | ||
| } | ||
|
|
||
| req := &server.TransferReplicaRequest{ | ||
| SourceResourceGroup: sourceRg, | ||
| TargetResourceGroup: targetRg, | ||
| CollectionName: collectionName, | ||
| NumReplica: replicaNum, | ||
| } | ||
|
|
||
| resp, err := c.Service.TransferReplica(ctx, req) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return handleRespStatus(resp) | ||
| } |
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