forked from security/hakurei
35 lines
537 B
Go
35 lines
537 B
Go
package container
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"os"
|
|
"sync"
|
|
|
|
"hakurei.app/message"
|
|
)
|
|
|
|
var (
|
|
executable string
|
|
executableOnce sync.Once
|
|
)
|
|
|
|
func copyExecutable(msg message.Msg) {
|
|
if name, err := os.Executable(); err != nil {
|
|
m := fmt.Sprintf("cannot read executable path: %v", err)
|
|
if msg != nil {
|
|
msg.BeforeExit()
|
|
msg.GetLogger().Fatal(m)
|
|
} else {
|
|
log.Fatal(m)
|
|
}
|
|
} else {
|
|
executable = name
|
|
}
|
|
}
|
|
|
|
func MustExecutable(msg message.Msg) string {
|
|
executableOnce.Do(func() { copyExecutable(msg) })
|
|
return executable
|
|
}
|