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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| // Copyright 2020 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" | ||
| "os" | ||
| "path/filepath" | ||
| "strings" | ||
|
|
||
| "github.com/pelletier/go-toml" | ||
| tiupexec "github.com/pingcap/tiup/pkg/exec" | ||
| "github.com/pingcap/tiup/pkg/utils" | ||
| ) | ||
|
|
||
| // TiProxy represent a ticdc instance. | ||
| type TiProxy struct { | ||
| instance | ||
| pds []*PDInstance | ||
| Process | ||
| } | ||
|
|
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| var _ Instance = &TiProxy{} | ||
|
|
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| // NewTiProxy create a TiProxy instance. | ||
| func NewTiProxy(binPath string, dir, host, configPath string, id int, port int, pds []*PDInstance) *TiProxy { | ||
| if port <= 0 { | ||
| port = 6000 | ||
| } | ||
| tiproxy := &TiProxy{ | ||
| instance: instance{ | ||
| BinPath: binPath, | ||
| ID: id, | ||
| Dir: dir, | ||
| Host: host, | ||
| Port: utils.MustGetFreePort(host, port), | ||
| StatusPort: utils.MustGetFreePort(host, 3080), | ||
| ConfigPath: configPath, | ||
| }, | ||
| pds: pds, | ||
| } | ||
| return tiproxy | ||
| } | ||
|
|
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| // Start implements Instance interface. | ||
| func (c *TiProxy) Start(ctx context.Context, version utils.Version) error { | ||
| endpoints := pdEndpoints(c.pds, true) | ||
|
|
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| configPath := filepath.Join(c.Dir, "config", "proxy.toml") | ||
| if c.ConfigPath != "" { | ||
| configPath = c.ConfigPath | ||
| } | ||
|
|
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| configContent := "" | ||
| if b, err := os.ReadFile(configPath); err == nil { | ||
| configContent = string(b) | ||
| } | ||
|
|
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| config, err := toml.Load(configContent) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| config.Set("proxy.pd-addrs", strings.Join(endpoints, ",")) | ||
| config.Set("proxy.addr", utils.JoinHostPort(c.Host, c.Port)) | ||
| config.Set("proxy.require-backend-tls", false) | ||
| config.Set("api.addr", utils.JoinHostPort(c.Host, c.StatusPort)) | ||
|
|
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| b, err := config.Marshal() | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
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| if err := os.MkdirAll(filepath.Dir(configPath), 0755); err != nil { | ||
| return err | ||
| } | ||
| if err := os.WriteFile(configPath, b, 0644); err != nil { | ||
| return err | ||
| } | ||
|
|
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| args := []string{ | ||
| fmt.Sprintf("--config=%s", configPath), | ||
| } | ||
|
|
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| if c.BinPath, err = tiupexec.PrepareBinary("tiproxy", version, c.BinPath); err != nil { | ||
| return err | ||
| } | ||
|
|
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| 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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| // Addr return addresses that can be connected by MySQL clients. | ||
| func (c *TiProxy) Addr() string { | ||
| return utils.JoinHostPort(AdvertiseHost(c.Host), c.Port) | ||
| } | ||
|
|
||
| // Component return component name. | ||
| func (c *TiProxy) Component() string { | ||
| return "tiproxy" | ||
| } | ||
|
|
||
| // LogFile return the log file. | ||
| func (c *TiProxy) LogFile() string { | ||
| return filepath.Join(c.Dir, "tiproxy.log") | ||
| } |
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