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playground.go
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playground.go
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// 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 main
import (
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"os"
"os/exec"
"path/filepath"
"runtime"
"strconv"
"strings"
"sync"
"sync/atomic"
"syscall"
"time"
"github.com/AstroProfundis/tabby"
"github.com/fatih/color"
"github.com/juju/ansiterm"
"github.com/pingcap/errors"
"github.com/pingcap/tiup/components/playground/instance"
"github.com/pingcap/tiup/pkg/cluster/api"
"github.com/pingcap/tiup/pkg/cluster/spec"
"github.com/pingcap/tiup/pkg/environment"
logprinter "github.com/pingcap/tiup/pkg/logger/printer"
"github.com/pingcap/tiup/pkg/tui/progress"
"github.com/pingcap/tiup/pkg/utils"
"golang.org/x/mod/semver"
"golang.org/x/sync/errgroup"
"golang.org/x/text/cases"
"golang.org/x/text/language"
)
// The duration process need to quit gracefully, or we kill the process.
const forceKillAfterDuration = time.Second * 10
// Playground represent the playground of a cluster.
type Playground struct {
dataDir string
booted bool
// the latest receive signal
curSig int32
bootOptions *BootOptions
port int
pds []*instance.PDInstance
tikvs []*instance.TiKVInstance
tidbs []*instance.TiDBInstance
tiflashs []*instance.TiFlashInstance
ticdcs []*instance.TiCDC
tikvCdcs []*instance.TiKVCDC
pumps []*instance.Pump
drainers []*instance.Drainer
startedInstances []instance.Instance
idAlloc map[string]int
instanceWaiter errgroup.Group
// not nil iff we start the exec.Cmd successfully.
// we should and can safely call wait() to make sure the process quit
// before playground quit.
monitor *monitor
ngmonitoring *ngMonitoring
grafana *grafana
}
// MonitorInfo represent the monitor
type MonitorInfo struct {
IP string `json:"ip"`
Port int `json:"port"`
BinaryPath string `json:"binary_path"`
}
// NewPlayground create a Playground instance.
func NewPlayground(dataDir string, port int) *Playground {
return &Playground{
dataDir: dataDir,
port: port,
idAlloc: make(map[string]int),
}
}
func (p *Playground) allocID(componentID string) int {
id := p.idAlloc[componentID]
p.idAlloc[componentID] = id + 1
return id
}
func (p *Playground) handleDisplay(r io.Writer) (err error) {
w := ansiterm.NewTabWriter(r, 0, 0, 2, ' ', 0)
t := tabby.NewCustom(w)
// TODO add more info.
header := []interface{}{"Pid", "Role", "Uptime"}
t.AddHeader(header...)
err = p.WalkInstances(func(componentID string, ins instance.Instance) error {
row := make([]interface{}, len(header))
row[0] = strconv.Itoa(ins.Pid())
row[1] = componentID
row[2] = ins.Uptime()
t.AddLine(row...)
return nil
})
if err != nil {
return err
}
t.Print()
return nil
}
var timeoutOpt = &utils.RetryOption{
Timeout: time.Second * 15,
Delay: time.Second * 5,
}
func (p *Playground) binlogClient() (*api.BinlogClient, error) {
var addrs []string
for _, inst := range p.pds {
addrs = append(addrs, inst.Addr())
}
return api.NewBinlogClient(addrs, 5*time.Second, nil)
}
func (p *Playground) pdClient() *api.PDClient {
var addrs []string
for _, inst := range p.pds {
addrs = append(addrs, inst.Addr())
}
return api.NewPDClient(
context.WithValue(context.TODO(), logprinter.ContextKeyLogger, log),
addrs, 10*time.Second, nil,
)
}
func (p *Playground) killKVIfTombstone(inst *instance.TiKVInstance) {
defer logIfErr(p.renderSDFile())
for {
tombstone, err := p.pdClient().IsTombStone(inst.Addr())
if err != nil {
fmt.Println(err)
}
if tombstone {
for i, e := range p.tikvs {
if e == inst {
fmt.Printf("stop tombstone tikv %s\n", inst.Addr())
err = syscall.Kill(inst.Pid(), syscall.SIGQUIT)
if err != nil {
fmt.Println(err)
}
p.tikvs = append(p.tikvs[:i], p.tikvs[i+1:]...)
return
}
}
}
time.Sleep(time.Second * 5)
}
}
func (p *Playground) removePumpWhenTombstone(c *api.BinlogClient, inst *instance.Pump) {
defer logIfErr(p.renderSDFile())
for {
tombstone, err := c.IsPumpTombstone(context.TODO(), inst.Addr())
if err != nil {
fmt.Println(err)
}
if tombstone {
for i, e := range p.pumps {
if e == inst {
fmt.Printf("pump already offline %s\n", inst.Addr())
p.pumps = append(p.pumps[:i], p.pumps[i+1:]...)
return
}
}
}
time.Sleep(time.Second * 5)
}
}
func (p *Playground) removeDrainerWhenTombstone(c *api.BinlogClient, inst *instance.Drainer) {
defer logIfErr(p.renderSDFile())
for {
tombstone, err := c.IsDrainerTombstone(context.TODO(), inst.Addr())
if err != nil {
fmt.Println(err)
}
if tombstone {
for i, e := range p.drainers {
if e == inst {
fmt.Printf("drainer already offline %s\n", inst.Addr())
p.drainers = append(p.drainers[:i], p.drainers[i+1:]...)
return
}
}
}
time.Sleep(time.Second * 5)
}
}
func (p *Playground) killTiFlashIfTombstone(inst *instance.TiFlashInstance) {
defer logIfErr(p.renderSDFile())
for {
tombstone, err := p.pdClient().IsTombStone(inst.Addr())
if err != nil {
fmt.Println(err)
}
if tombstone {
for i, e := range p.tiflashs {
if e == inst {
fmt.Printf("stop tombstone tiflash %s\n", inst.Addr())
err = syscall.Kill(inst.Pid(), syscall.SIGQUIT)
if err != nil {
fmt.Println(err)
}
p.tiflashs = append(p.tiflashs[:i], p.tiflashs[i+1:]...)
return
}
}
}
time.Sleep(time.Second * 5)
}
}
func (p *Playground) handleScaleIn(w io.Writer, pid int) error {
var cid string
var inst instance.Instance
err := p.WalkInstances(func(wcid string, winst instance.Instance) error {
if winst.Pid() == pid {
cid = wcid
inst = winst
}
return nil
})
if err != nil {
return err
}
if inst == nil {
fmt.Fprintf(w, "no instance with id: %d\n", pid)
return nil
}
switch cid {
case spec.ComponentPD:
for i := 0; i < len(p.pds); i++ {
if p.pds[i].Pid() == pid {
inst := p.pds[i]
err := p.pdClient().DelPD(inst.Name(), timeoutOpt)
if err != nil {
return err
}
p.pds = append(p.pds[:i], p.pds[i+1:]...)
}
}
case spec.ComponentTiKV:
for i := 0; i < len(p.tikvs); i++ {
if p.tikvs[i].Pid() == pid {
inst := p.tikvs[i]
err := p.pdClient().DelStore(inst.Addr(), timeoutOpt)
if err != nil {
return err
}
go p.killKVIfTombstone(inst)
fmt.Fprintf(w, "tikv will be stop when tombstone\n")
return nil
}
}
case spec.ComponentTiDB:
for i := 0; i < len(p.tidbs); i++ {
if p.tidbs[i].Pid() == pid {
p.tidbs = append(p.tidbs[:i], p.tidbs[i+1:]...)
}
}
case spec.ComponentCDC:
for i := 0; i < len(p.ticdcs); i++ {
if p.ticdcs[i].Pid() == pid {
p.ticdcs = append(p.ticdcs[:i], p.ticdcs[i+1:]...)
}
}
case spec.ComponentTiKVCDC:
for i := 0; i < len(p.tikvCdcs); i++ {
if p.tikvCdcs[i].Pid() == pid {
p.tikvCdcs = append(p.tikvCdcs[:i], p.tikvCdcs[i+1:]...)
}
}
case spec.ComponentTiFlash:
for i := 0; i < len(p.tiflashs); i++ {
if p.tiflashs[i].Pid() == pid {
inst := p.tiflashs[i]
err := p.pdClient().DelStore(inst.Addr(), timeoutOpt)
if err != nil {
return err
}
go p.killTiFlashIfTombstone(inst)
fmt.Fprintf(w, "tiflash will be stop when tombstone\n")
return nil
}
}
case spec.ComponentPump:
for i := 0; i < len(p.pumps); i++ {
if p.pumps[i].Pid() == pid {
inst := p.pumps[i]
c, err := p.binlogClient()
if err != nil {
return err
}
err = c.OfflinePump(context.TODO(), inst.Addr())
if err != nil {
return err
}
go p.removePumpWhenTombstone(c, inst)
fmt.Fprintf(w, "pump will be stop when offline\n")
return nil
}
}
case spec.ComponentDrainer:
for i := 0; i < len(p.drainers); i++ {
if p.drainers[i].Pid() == pid {
inst := p.drainers[i]
c, err := p.binlogClient()
if err != nil {
return err
}
err = c.OfflineDrainer(context.TODO(), inst.Addr())
if err != nil {
return err
}
go p.removeDrainerWhenTombstone(c, inst)
fmt.Fprintf(w, "drainer will be stop when offline\n")
return nil
}
}
default:
fmt.Fprintf(w, "unknown component in scale in: %s", cid)
return nil
}
err = syscall.Kill(pid, syscall.SIGQUIT)
if err != nil {
return errors.AddStack(err)
}
logIfErr(p.renderSDFile())
fmt.Fprintf(w, "scale in %s success\n", cid)
return nil
}
func (p *Playground) sanitizeConfig(boot instance.Config, cfg *instance.Config) error {
if cfg.BinPath == "" {
cfg.BinPath = boot.BinPath
}
if cfg.ConfigPath == "" {
cfg.ConfigPath = boot.ConfigPath
}
if cfg.Host == "" {
cfg.Host = boot.Host
}
path, err := getAbsolutePath(cfg.ConfigPath)
if err != nil {
return err
}
cfg.ConfigPath = path
return nil
}
func (p *Playground) sanitizeComponentConfig(cid string, cfg *instance.Config) error {
switch cid {
case spec.ComponentPD:
return p.sanitizeConfig(p.bootOptions.PD, cfg)
case spec.ComponentTiKV:
return p.sanitizeConfig(p.bootOptions.TiKV, cfg)
case spec.ComponentTiDB:
return p.sanitizeConfig(p.bootOptions.TiDB, cfg)
case spec.ComponentTiFlash:
return p.sanitizeConfig(p.bootOptions.TiFlash, cfg)
case spec.ComponentCDC:
return p.sanitizeConfig(p.bootOptions.TiCDC, cfg)
case spec.ComponentTiKVCDC:
return p.sanitizeConfig(p.bootOptions.TiKVCDC, cfg)
case spec.ComponentPump:
return p.sanitizeConfig(p.bootOptions.Pump, cfg)
case spec.ComponentDrainer:
return p.sanitizeConfig(p.bootOptions.Drainer, cfg)
default:
return fmt.Errorf("unknown %s in sanitizeConfig", cid)
}
}
func (p *Playground) startInstance(ctx context.Context, inst instance.Instance) error {
boundVersion := p.bindVersion(inst.Component(), p.bootOptions.Version)
version, err := environment.GlobalEnv().V1Repository().ResolveComponentVersion(inst.Component(), boundVersion)
if err != nil {
return err
}
fmt.Printf("Start %s instance:%s\n", inst.Component(), version)
err = inst.Start(ctx, version)
if err != nil {
return err
}
p.addWaitInstance(inst)
return nil
}
func (p *Playground) addWaitInstance(inst instance.Instance) {
p.startedInstances = append(p.startedInstances, inst)
p.instanceWaiter.Go(func() error {
err := inst.Wait()
if err != nil && atomic.LoadInt32(&p.curSig) == 0 {
fmt.Print(color.RedString("%s quit: %s\n", inst.Component(), err.Error()))
if lines, _ := utils.TailN(inst.LogFile(), 10); len(lines) > 0 {
for _, line := range lines {
fmt.Println(line)
}
fmt.Print(color.YellowString("...\ncheck detail log from: %s\n", inst.LogFile()))
}
} else {
fmt.Printf("%s quit\n", inst.Component())
}
return err
})
}
func (p *Playground) handleScaleOut(w io.Writer, cmd *Command) error {
// Ignore Config.Num, always one command as scale out one instance.
err := p.sanitizeComponentConfig(cmd.ComponentID, &cmd.Config)
if err != nil {
return err
}
inst, err := p.addInstance(cmd.ComponentID, cmd.Config)
if err != nil {
return err
}
err = p.startInstance(
context.WithValue(context.TODO(), logprinter.ContextKeyLogger, log),
inst,
)
if err != nil {
return err
}
if cmd.ComponentID == "tidb" {
addr := p.tidbs[len(p.tidbs)-1].Addr()
if checkDB(addr, cmd.UpTimeout) {
ss := strings.Split(addr, ":")
connectMsg := "To connect new added TiDB: mysql --comments --host %s --port %s -u root -p (no password)"
fmt.Println(color.GreenString(connectMsg, ss[0], ss[1]))
fmt.Fprintln(w, color.GreenString(connectMsg, ss[0], ss[1]))
}
}
logIfErr(p.renderSDFile())
return nil
}
func (p *Playground) handleCommand(cmd *Command, w io.Writer) error {
fmt.Printf("receive command: %s\n", cmd.CommandType)
switch cmd.CommandType {
case DisplayCommandType:
return p.handleDisplay(w)
case ScaleInCommandType:
return p.handleScaleIn(w, cmd.PID)
case ScaleOutCommandType:
return p.handleScaleOut(w, cmd)
}
return nil
}
func (p *Playground) listenAndServeHTTP() error {
http.HandleFunc("/command", p.commandHandler)
return http.ListenAndServe(":"+strconv.Itoa(p.port), nil)
}
func (p *Playground) commandHandler(w http.ResponseWriter, r *http.Request) {
if r.Method != "POST" {
w.WriteHeader(http.StatusMethodNotAllowed)
return
}
data, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(403)
fmt.Fprintln(w, err)
return
}
cmd := new(Command)
err = json.Unmarshal(data, cmd)
if err != nil {
w.WriteHeader(403)
fmt.Fprintln(w, err)
return
}
// Mapping command line component id to internal spec component id.
if cmd.ComponentID == ticdc {
cmd.ComponentID = spec.ComponentCDC
}
err = p.handleCommand(cmd, w)
if err != nil {
w.WriteHeader(403)
fmt.Fprintln(w, err)
}
}
// RWalkInstances work like WalkInstances, but in the reverse order.
func (p *Playground) RWalkInstances(fn func(componentID string, ins instance.Instance) error) error {
var ids []string
var instances []instance.Instance
_ = p.WalkInstances(func(id string, ins instance.Instance) error {
ids = append(ids, id)
instances = append(instances, ins)
return nil
})
for i := len(ids); i > 0; i-- {
err := fn(ids[i-1], instances[i-1])
if err != nil {
return err
}
}
return nil
}
// WalkInstances call fn for every instance and stop if return not nil.
func (p *Playground) WalkInstances(fn func(componentID string, ins instance.Instance) error) error {
for _, ins := range p.pds {
err := fn(spec.ComponentPD, ins)
if err != nil {
return err
}
}
for _, ins := range p.tikvs {
err := fn(spec.ComponentTiKV, ins)
if err != nil {
return err
}
}
for _, ins := range p.pumps {
err := fn(spec.ComponentPump, ins)
if err != nil {
return err
}
}
for _, ins := range p.tidbs {
err := fn(spec.ComponentTiDB, ins)
if err != nil {
return err
}
}
for _, ins := range p.ticdcs {
err := fn(spec.ComponentCDC, ins)
if err != nil {
return err
}
}
for _, ins := range p.tikvCdcs {
err := fn(spec.ComponentTiKVCDC, ins)
if err != nil {
return err
}
}
for _, ins := range p.drainers {
err := fn(spec.ComponentDrainer, ins)
if err != nil {
return err
}
}
for _, ins := range p.tiflashs {
err := fn(spec.ComponentTiFlash, ins)
if err != nil {
return err
}
}
return nil
}
func (p *Playground) enableBinlog() bool {
return p.bootOptions.Pump.Num > 0
}
func (p *Playground) addInstance(componentID string, cfg instance.Config) (ins instance.Instance, err error) {
if cfg.BinPath != "" {
cfg.BinPath, err = getAbsolutePath(cfg.BinPath)
if err != nil {
return nil, err
}
}
if cfg.ConfigPath != "" {
cfg.ConfigPath, err = getAbsolutePath(cfg.ConfigPath)
if err != nil {
return nil, err
}
}
dataDir := p.dataDir
id := p.allocID(componentID)
dir := filepath.Join(dataDir, fmt.Sprintf("%s-%d", componentID, id))
if err = os.MkdirAll(dir, 0755); err != nil {
return nil, err
}
// look more like listen ip?
host := p.bootOptions.Host
if cfg.Host != "" {
host = cfg.Host
}
switch componentID {
case spec.ComponentPD:
inst := instance.NewPDInstance(cfg.BinPath, dir, host, cfg.ConfigPath, id, cfg.Port)
ins = inst
if p.booted {
inst.Join(p.pds)
p.pds = append(p.pds, inst)
} else {
p.pds = append(p.pds, inst)
for _, pd := range p.pds {
pd.InitCluster(p.pds)
}
}
case spec.ComponentTiDB:
inst := instance.NewTiDBInstance(cfg.BinPath, dir, host, cfg.ConfigPath, id, cfg.Port, p.pds, p.enableBinlog())
ins = inst
p.tidbs = append(p.tidbs, inst)
case spec.ComponentTiKV:
inst := instance.NewTiKVInstance(cfg.BinPath, dir, host, cfg.ConfigPath, id, p.pds)
ins = inst
p.tikvs = append(p.tikvs, inst)
case spec.ComponentTiFlash:
inst := instance.NewTiFlashInstance(cfg.BinPath, dir, host, cfg.ConfigPath, id, p.pds, p.tidbs)
ins = inst
p.tiflashs = append(p.tiflashs, inst)
case spec.ComponentCDC:
inst := instance.NewTiCDC(cfg.BinPath, dir, host, cfg.ConfigPath, id, p.pds)
ins = inst
p.ticdcs = append(p.ticdcs, inst)
case spec.ComponentTiKVCDC:
inst := instance.NewTiKVCDC(cfg.BinPath, dir, host, cfg.ConfigPath, id, p.pds)
ins = inst
p.tikvCdcs = append(p.tikvCdcs, inst)
case spec.ComponentPump:
inst := instance.NewPump(cfg.BinPath, dir, host, cfg.ConfigPath, id, p.pds)
ins = inst
p.pumps = append(p.pumps, inst)
case spec.ComponentDrainer:
inst := instance.NewDrainer(cfg.BinPath, dir, host, cfg.ConfigPath, id, p.pds)
ins = inst
p.drainers = append(p.drainers, inst)
default:
return nil, errors.Errorf("unknown component: %s", componentID)
}
return
}
func (p *Playground) waitAllTidbUp() []string {
var succ []string
if len(p.tidbs) > 0 {
var wg sync.WaitGroup
var appendMutex sync.Mutex
bars := progress.NewMultiBar(color.YellowString("Waiting for tidb instances ready"))
for _, db := range p.tidbs {
wg.Add(1)
prefix := color.YellowString(db.Addr())
bar := bars.AddBar(prefix)
go func(dbInst *instance.TiDBInstance) {
defer wg.Done()
if s := checkDB(dbInst.Addr(), options.TiDB.UpTimeout); s {
{
appendMutex.Lock()
succ = append(succ, dbInst.Addr())
appendMutex.Unlock()
}
bar.UpdateDisplay(&progress.DisplayProps{
Prefix: prefix,
Mode: progress.ModeDone,
})
} else {
bar.UpdateDisplay(&progress.DisplayProps{
Prefix: prefix,
Mode: progress.ModeError,
})
}
}(db)
}
bars.StartRenderLoop()
wg.Wait()
bars.StopRenderLoop()
}
return succ
}
func (p *Playground) waitAllTiFlashUp() {
if len(p.tiflashs) > 0 {
var endpoints []string
for _, pd := range p.pds {
endpoints = append(endpoints, pd.Addr())
}
pdClient := api.NewPDClient(
context.WithValue(context.TODO(), logprinter.ContextKeyLogger, log),
endpoints, 10*time.Second, nil,
)
var wg sync.WaitGroup
bars := progress.NewMultiBar(color.YellowString("Waiting for tiflash instances ready"))
for _, flash := range p.tiflashs {
wg.Add(1)
prefix := color.YellowString(flash.Addr())
bar := bars.AddBar(prefix)
go func(flashInst *instance.TiFlashInstance) {
defer wg.Done()
displayResult := &progress.DisplayProps{
Prefix: prefix,
}
if cmd := flashInst.Cmd(); cmd == nil {
displayResult.Mode = progress.ModeError
displayResult.Suffix = "initialize command failed"
} else if state := cmd.ProcessState; state != nil && state.Exited() {
displayResult.Mode = progress.ModeError
displayResult.Suffix = fmt.Sprintf("process exited with code: %d", state.ExitCode())
} else if s := checkStoreStatus(pdClient, flashInst.Addr(), options.TiFlash.UpTimeout); !s {
displayResult.Mode = progress.ModeError
displayResult.Suffix = "failed to up after timeout"
} else {
displayResult.Mode = progress.ModeDone
}
bar.UpdateDisplay(displayResult)
}(flash)
}
bars.StartRenderLoop()
wg.Wait()
bars.StopRenderLoop()
}
}
func (p *Playground) bindVersion(comp string, version string) (bindVersion string) {
switch comp {
case spec.ComponentTiKVCDC:
return p.bootOptions.TiKVCDC.Version
default:
return version
}
}
func (p *Playground) bootCluster(ctx context.Context, env *environment.Environment, options *BootOptions) error {
for _, cfg := range []*instance.Config{
&options.PD,
&options.TiDB,
&options.TiKV,
&options.TiFlash,
&options.Pump,
&options.Drainer,
&options.TiKVCDC,
} {
path, err := getAbsolutePath(cfg.ConfigPath)
if err != nil {
return errors.Annotatef(err, "cannot eval absolute directory: %s", cfg.ConfigPath)
}
cfg.ConfigPath = path
}
p.bootOptions = options
// All others components depend on the pd, we just ensure the pd count must be great than 0
if options.PD.Num < 1 {
return fmt.Errorf("all components count must be great than 0 (pd=%v)", options.PD.Num)
}
if !utils.Version(options.Version).IsNightly() {
if semver.Compare(options.Version, "v3.1.0") < 0 && options.TiFlash.Num != 0 {
fmt.Println(color.YellowString("Warning: current version %s doesn't support TiFlash", options.Version))
options.TiFlash.Num = 0
} else if runtime.GOOS == "darwin" && semver.Compare(options.Version, "v4.0.0") < 0 {
// only runs tiflash on version later than v4.0.0 when executing on darwin
fmt.Println(color.YellowString("Warning: current version %s doesn't support TiFlash on darwin", options.Version))
options.TiFlash.Num = 0
}
}
instances := []struct {
comp string
instance.Config
}{
{spec.ComponentPD, options.PD},
{spec.ComponentTiKV, options.TiKV},
{spec.ComponentPump, options.Pump},
{spec.ComponentTiDB, options.TiDB},
{spec.ComponentCDC, options.TiCDC},
{spec.ComponentTiKVCDC, options.TiKVCDC},
{spec.ComponentDrainer, options.Drainer},
{spec.ComponentTiFlash, options.TiFlash},
}
for _, inst := range instances {
for i := 0; i < inst.Num; i++ {
_, err := p.addInstance(inst.comp, inst.Config)
if err != nil {
return err
}
}
}
fmt.Println("Playground Bootstrapping...")
anyPumpReady := false
// Start all instance except tiflash.
err := p.WalkInstances(func(cid string, ins instance.Instance) error {
if cid == spec.ComponentTiFlash {
return nil
}
err := p.startInstance(ctx, ins)
if err != nil {
return err
}
// if no any pump, tidb will quit right away.
if cid == spec.ComponentPump && !anyPumpReady {
ctx, cancel := context.WithTimeout(context.TODO(), time.Second*120)
err = ins.(*instance.Pump).Ready(ctx)
cancel()
if err != nil {
return err
}
anyPumpReady = true
}
return nil
})
if err != nil {
return err
}
p.booted = true
succ := p.waitAllTidbUp()
var monitorInfo *MonitorInfo
if options.Monitor {
var err error
p.monitor, monitorInfo, err = p.bootMonitor(ctx, env)
if err != nil {
return err
}
p.ngmonitoring, err = p.bootNGMonitoring(ctx, env)
if err != nil {
return err
}
p.grafana, err = p.bootGrafana(ctx, env, monitorInfo)
if err != nil {
return err
}
}
if len(succ) > 0 {
// start TiFlash after at least one TiDB is up.
var started []*instance.TiFlashInstance
for _, flash := range p.tiflashs {
if err := p.startInstance(ctx, flash); err != nil {
fmt.Println(color.RedString("TiFlash %s failed to start: %s", flash.Addr(), err))
} else {
started = append(started, flash)
}
}
p.tiflashs = started
p.waitAllTiFlashUp()
fmt.Println(color.GreenString("CLUSTER START SUCCESSFULLY, Enjoy it ^-^"))
for _, dbAddr := range succ {
ss := strings.Split(dbAddr, ":")
connectMsg := "To connect TiDB: mysql --comments --host %s --port %s -u root -p (no password)"
fmt.Println(color.GreenString(connectMsg, ss[0], ss[1]))
}
}
if pdAddr := p.pds[0].Addr(); len(p.tidbs) > 0 && hasDashboard(pdAddr) {
fmt.Println(color.GreenString("To view the dashboard: http://%s/dashboard", pdAddr))
}
var pdAddrs []string
for _, pd := range p.pds {
pdAddrs = append(pdAddrs, pd.Addr())
}
fmt.Println(color.GreenString("PD client endpoints: %v", pdAddrs))
if monitorInfo != nil {
p.updateMonitorTopology(spec.ComponentPrometheus, *monitorInfo)
}
dumpDSN(filepath.Join(p.dataDir, "dsn"), p.tidbs)
go func() {
// fmt.Printf("serve at :%d\n", p.port)
err := p.listenAndServeHTTP()
if err != nil {
fmt.Printf("listenAndServeHTTP quit: %s\n", err)
}
}()
logIfErr(p.renderSDFile())
if g := p.grafana; g != nil {
p.updateMonitorTopology(spec.ComponentGrafana, MonitorInfo{g.host, g.port, g.cmd.Path})
}
return nil
}
func (p *Playground) updateMonitorTopology(componentID string, info MonitorInfo) {
info.IP = instance.AdvertiseHost(info.IP)
fmt.Print(color.GreenString(
"To view the %s: http://%s:%d\n",
cases.Title(language.English).String(componentID),
info.IP,
info.Port,
))
if len(p.pds) == 0 {
return
}
client, err := newEtcdClient(p.pds[0].Addr())
if err == nil && client != nil {
if promBinary, err := json.Marshal(info); err == nil {
_, err = client.Put(context.TODO(), "/topology/"+componentID, string(promBinary))
if err != nil {
fmt.Println("Set the PD metrics storage failed")
}
}
}
}
// Wait all instance quit and return the first non-nil err.
// including p8s & grafana
func (p *Playground) wait() error {
err := p.instanceWaiter.Wait()
if err != nil && atomic.LoadInt32(&p.curSig) == 0 {
return err
}
return nil
}
func (p *Playground) terminate(sig syscall.Signal) {
kill := func(name string, pid int, wait func() error) {