34 lines
653 B
Go
34 lines
653 B
Go
package core
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"os/exec"
|
|
"time"
|
|
)
|
|
|
|
type (
|
|
Supervisor struct {
|
|
pythonBin string
|
|
pythonWrapper string
|
|
}
|
|
)
|
|
|
|
// XXX: We're about to spawn hundreds of Python processes
|
|
func (s *Supervisor) StartAll(units []string) {
|
|
for _, name := range units {
|
|
s.Start(name)
|
|
time.Sleep(500 * time.Millisecond) // Don't spawn processes too fast
|
|
}
|
|
}
|
|
|
|
func (s *Supervisor) Start(name string) {
|
|
fmt.Println("Starting unit: " + name)
|
|
cmd := exec.Command(s.pythonBin, s.pythonWrapper, name)
|
|
cmd.Stdout = os.Stdout // Sorry
|
|
if err := cmd.Start(); err != nil {
|
|
fmt.Println("Failed to start unit: ", name)
|
|
fmt.Println(err.Error())
|
|
}
|
|
}
|