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bin: add flag to print version information #1896

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merged 1 commit into from
Oct 29, 2016
Merged

bin: add flag to print version information #1896

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bin: add flag to print version information
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@Librazy
Librazy committed Oct 28, 2016
commit eb362291ae1d24e7fcea701890430fc4991d9af1
5 changes: 5 additions & 0 deletions tidb-server/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,7 @@ import (
)

var (
version = flag.Bool("v", false, "print version information and exit")
store = flag.String("store", "goleveldb", "registered store name, [memory, goleveldb, boltdb, tikv]")
storePath = flag.String("path", "/tmp/tidb", "tidb storage path")
logLevel = flag.String("L", "info", "log level: info, debug, warn, error, fatal")
Expand All @@ -69,6 +70,10 @@ func main() {
runtime.GOMAXPROCS(runtime.NumCPU())

flag.Parse()
if *version {
printer.PrintRawTiDBInfo()
os.Exit(0)
}

leaseDuration := parseLease()
tidb.SetSchemaLease(leaseDuration)
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7 changes: 7 additions & 0 deletions util/printer/printer.go
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Expand Up @@ -15,6 +15,7 @@ package printer

import (
"bytes"
"fmt"

"github.com/ngaut/log"
)
Expand All @@ -33,6 +34,12 @@ func PrintTiDBInfo() {
log.Infof("UTC Build Time: %s", TiDBBuildTS)
}

// PrintRawTiDBInfo prints the TiDB version information without log info.
func PrintRawTiDBInfo() {
fmt.Println("Git Commit Hash:", TiDBGitHash)
fmt.Println("UTC Build Time: ", TiDBBuildTS)
}

// checkValidity checks whether cols and every data have the same length.
func checkValidity(cols []string, datas [][]string) bool {
colLen := len(cols)
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