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package main
import (
"errors"
"fmt"
"os"
"os/exec"
"path"
"strings"
"slices"
"github.com/fatih/color"
"github.com/pingcap/tiup/pkg/localdata"
"github.com/pingcap/tiup/pkg/utils"
"github.com/spf13/cobra"
)
func main() {
if err := execute(); err != nil {
os.Exit(1)
}
}
func execute() error {
ignoreVersion := false
home := os.Getenv(localdata.EnvNameComponentInstallDir)
if home == "" {
return errors.New("component `ctl` cannot run in standalone mode")
}
rootCmd := &cobra.Command{
Use: "tiup ctl {tidb/pd/tikv/binlog/etcd/cdc/tidb-lightning}",
Short: "TiDB controllers",
SilenceUsage: true,
FParseErrWhitelist: cobra.FParseErrWhitelist{UnknownFlags: true},
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
return cmd.Help()
}
var transparentParams []string
componentSpec := args[0]
for i, arg := range os.Args {
if arg == componentSpec {
transparentParams = os.Args[i+1:]
break
}
}
if ignoreVersion {
for i, arg := range transparentParams {
if arg == "--ignore-version" {
transparentParams = slices.Delete(transparentParams, i, i+1)
}
}
} else if os.Getenv(localdata.EnvNameUserInputVersion) == "" {
// if user not set component version explicitly
return errors.New(
"ctl needs an explicit version, please run with `tiup ctl:<cluster-version>`, if you continue seeing this error, please upgrade your TiUP with `tiup update --self`",
)
}
bin, err := binaryPath(home, componentSpec)
if err != nil {
return err
}
return run(bin, transparentParams...)
},
}
originHelpFunc := rootCmd.HelpFunc()
rootCmd.SetHelpFunc(func(cmd *cobra.Command, args []string) {
if len(args) < 2 {
originHelpFunc(cmd, args)
return
}
args = utils.RebuildArgs(args)
bin, err := binaryPath(home, args[0])
if err != nil {
fmt.Println(color.RedString("Error: %v", err))
return
}
if err := run(bin, args[1:]...); err != nil {
fmt.Println(color.RedString("Error: %v", err))
}
})
rootCmd.Flags().BoolVar(&ignoreVersion, "ignore-version", false, "Skip explicit version check")
return rootCmd.Execute()
}
func binaryPath(home, cmd string) (string, error) {
switch cmd {
case "tidb", "tikv", "pd", "tidb-lightning":
return path.Join(home, cmd+"-ctl"), nil
case "binlog", "etcd":
return path.Join(home, cmd+"ctl"), nil
case "cdc":
return path.Join(home, cmd+" cli"), nil
default:
return "", errors.New("ctl only supports tidb, tikv, pd, binlog, tidb-lightning, etcd and cdc currently")
}
}
func run(name string, args ...string) error {
os.Setenv("ETCDCTL_API", "3")
// Handle `cdc cli`
if strings.Contains(name, " ") {
xs := strings.Split(name, " ")
name = xs[0]
args = append(xs[1:], args...)
}
cmd := exec.Command(name, args...)
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
cmd.Stdin = os.Stdin
return cmd.Run()
}
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