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*: add start-relay/stop-relay command (#1515)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| // Copyright 2021 PingCAP, Inc. | ||
| // | ||
| // 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, | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package master | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "os" | ||
|
|
||
| "github.com/pingcap/dm/dm/ctl/common" | ||
| "github.com/pingcap/dm/dm/pb" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| // NewStartRelayCmd creates a StartRelay command | ||
| func NewStartRelayCmd() *cobra.Command { | ||
| cmd := &cobra.Command{ | ||
| Use: "start-relay <-s source-id> <worker-name> [...worker-name]", | ||
| Short: "Starts workers pulling relay log for a source.", | ||
| RunE: startRelayFunc, | ||
| } | ||
| return cmd | ||
| } | ||
|
|
||
| func startRelayFunc(cmd *cobra.Command, _ []string) (err error) { | ||
| sources, err := common.GetSourceArgs(cmd) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| if len(cmd.Flags().Args()) == 0 { | ||
| cmd.SetOut(os.Stdout) | ||
| if len(sources) == 0 { | ||
| // all args empty | ||
| common.PrintCmdUsage(cmd) | ||
| } else { | ||
| common.PrintLines("must specify at least one worker") | ||
| } | ||
| err = errors.New("please check output to see error") | ||
| return | ||
| } | ||
|
|
||
| if len(sources) != 1 { | ||
| common.PrintLines("must specify one source (`-s` / `--source`)") | ||
| err = errors.New("please check output to see error") | ||
| return | ||
| } | ||
|
|
||
| workers := cmd.Flags().Args() | ||
|
|
||
| ctx, cancel := context.WithCancel(context.Background()) | ||
| defer cancel() | ||
|
|
||
| resp := &pb.OperateRelayResponse{} | ||
| err = common.SendRequest( | ||
| ctx, | ||
| "OperateRelay", | ||
| &pb.OperateRelayRequest{ | ||
| Op: pb.RelayOpV2_StartRelayV2, | ||
| Source: sources[0], | ||
| Worker: workers, | ||
| }, | ||
| &resp, | ||
| ) | ||
|
|
||
| if err != nil { | ||
| return | ||
| } | ||
|
|
||
| common.PrettyPrintResponse(resp) | ||
| return | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| // Copyright 2021 PingCAP, Inc. | ||
| // | ||
| // 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, | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package master | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "os" | ||
|
|
||
| "github.com/pingcap/dm/dm/ctl/common" | ||
| "github.com/pingcap/dm/dm/pb" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| // NewStopRelayCmd creates a StartRelay command | ||
| func NewStopRelayCmd() *cobra.Command { | ||
| cmd := &cobra.Command{ | ||
| Use: "stop-relay <-s source-id> <worker-name> [...worker-name]", | ||
| Short: "Stops workers pulling relay log for a source.", | ||
| RunE: stopRelayFunc, | ||
| } | ||
| return cmd | ||
| } | ||
|
|
||
| func stopRelayFunc(cmd *cobra.Command, _ []string) (err error) { | ||
| sources, err := common.GetSourceArgs(cmd) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| if len(cmd.Flags().Args()) == 0 { | ||
| cmd.SetOut(os.Stdout) | ||
| if len(sources) == 0 { | ||
| // all args empty | ||
| common.PrintCmdUsage(cmd) | ||
| } else { | ||
| common.PrintLines("must specify at least one worker") | ||
| } | ||
| err = errors.New("please check output to see error") | ||
| return | ||
| } | ||
|
|
||
| if len(sources) != 1 { | ||
| common.PrintLines("must specify one source (`-s` / `--source`)") | ||
| err = errors.New("please check output to see error") | ||
| return | ||
| } | ||
|
|
||
| workers := cmd.Flags().Args() | ||
|
|
||
| ctx, cancel := context.WithCancel(context.Background()) | ||
| defer cancel() | ||
|
|
||
| resp := &pb.OperateRelayResponse{} | ||
| err = common.SendRequest( | ||
| ctx, | ||
| "OperateRelay", | ||
| &pb.OperateRelayRequest{ | ||
| Op: pb.RelayOpV2_StopRelayV2, | ||
| Source: sources[0], | ||
| Worker: workers, | ||
| }, | ||
| &resp, | ||
| ) | ||
|
|
||
| if err != nil { | ||
| return | ||
| } | ||
|
|
||
| common.PrettyPrintResponse(resp) | ||
| return | ||
| } |
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