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// Copyright 2022 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 instance | ||
|
||
import ( | ||
"context" | ||
"fmt" | ||
"path/filepath" | ||
"strings" | ||
|
||
tiupexec "github.com/pingcap/tiup/pkg/exec" | ||
"github.com/pingcap/tiup/pkg/utils" | ||
) | ||
|
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// TiKVCDC represent a TiKV-CDC instance. | ||
type TiKVCDC struct { | ||
instance | ||
pds []*PDInstance | ||
Process | ||
} | ||
|
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var _ Instance = &TiKVCDC{} | ||
|
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// NewTiKVCDC create a TiKVCDC instance. | ||
func NewTiKVCDC(binPath string, dir, host, configPath string, id int, pds []*PDInstance) *TiKVCDC { | ||
tikvCdc := &TiKVCDC{ | ||
instance: instance{ | ||
BinPath: binPath, | ||
ID: id, | ||
Dir: dir, | ||
Host: host, | ||
Port: utils.MustGetFreePort(host, 8600), | ||
ConfigPath: configPath, | ||
}, | ||
pds: pds, | ||
} | ||
tikvCdc.StatusPort = tikvCdc.Port | ||
return tikvCdc | ||
} | ||
|
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// Start implements Instance interface. | ||
func (c *TiKVCDC) Start(ctx context.Context, version utils.Version) error { | ||
endpoints := pdEndpoints(c.pds, true) | ||
|
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args := []string{ | ||
"server", | ||
fmt.Sprintf("--addr=%s:%d", c.Host, c.Port), | ||
fmt.Sprintf("--advertise-addr=%s:%d", AdvertiseHost(c.Host), c.Port), | ||
fmt.Sprintf("--pd=%s", strings.Join(endpoints, ",")), | ||
fmt.Sprintf("--log-file=%s", c.LogFile()), | ||
fmt.Sprintf("--data-dir=%s", filepath.Join(c.Dir, "data")), | ||
} | ||
if c.ConfigPath != "" { | ||
args = append(args, fmt.Sprintf("--config=%s", c.ConfigPath)) | ||
} | ||
|
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var err error | ||
if c.BinPath, err = tiupexec.PrepareBinary("tikv-cdc", version, c.BinPath); err != nil { | ||
return err | ||
} | ||
c.Process = &process{cmd: PrepareCommand(ctx, c.BinPath, args, nil, c.Dir)} | ||
|
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logIfErr(c.Process.SetOutputFile(c.LogFile())) | ||
return c.Process.Start() | ||
} | ||
|
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// Component return component name. | ||
func (c *TiKVCDC) Component() string { | ||
return "tikv-cdc" | ||
} | ||
|
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// LogFile return the log file. | ||
func (c *TiKVCDC) LogFile() string { | ||
return filepath.Join(c.Dir, "tikv_cdc.log") | ||
} |
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