/
main.go
71 lines (58 loc) · 1.28 KB
/
main.go
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package main
import (
"fmt"
"os"
"os/signal"
"syscall"
)
func main() {
signals := make(chan os.Signal)
signal.Notify(signals, syscall.SIGHUP)
haProc, err := StartHAProxy("", "")
if err != nil {
panic("")
}
templProc, err := StartConsulTemplate()
if err != nil {
panic("")
}
go TrackProcess(haProc)
go TrackProcess(templProc)
go RespondToHub(signals)
for {
}
}
func RespondToHub(signals chan os.Signal) {
for range signals {
fmt.Println("Got a SIGHUP! Now restarting haproxy...")
RestartHAProxy()
}
}
func RestartHAProxy() error {
// /opt/bin/haproxy -p $pid_path -f $config_path -D -sf $(cat $pid_path)
fmt.Println("Restarting HAProxy")
return nil
}
func StartHAProxy(pidPath string, configPath string) (*os.Process, error) {
fmt.Println(pidPath, configPath)
// args := []string{
// "haproxy",
// "-p",
// pidPath,
// "-f",
// configPath,
// "-D",
// }
//
// proc, err := os.StartProcess("/opt/bin/haproxy", args, nil)
args := []string{"tail", "-f", "/dev/null"}
return os.StartProcess("/usr/bin/tail", args, &os.ProcAttr{})
}
func StartConsulTemplate() (*os.Process, error) {
args := []string{"tail", "-f", "/dev/null"}
return os.StartProcess("/usr/bin/tail", args, &os.ProcAttr{})
}
func TrackProcess(proc *os.Process) {
proc.Wait()
panic("No")
}