test: prepare

cmd/experiment/spawner/spawner.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"log"
+	"os/exec"
+	"time"
+
+	"github.com/spf13/viper"
+)
+
+const (
+	EnvPrefix      = "WINGMATE"
+	EnvOneShotPath = "ONESHOT_PATH"
+	OneShotPath    = "/usr/local/bin/wmoneshot"
+)
+
+func main() {
+	var (
+		cmd *exec.Cmd
+		err error
+		t   *time.Ticker
+	)
+	viper.SetEnvPrefix(EnvPrefix)
+	viper.BindEnv(EnvOneShotPath)
+	viper.SetDefault(EnvOneShotPath, OneShotPath)
+
+	exePath := viper.GetString(EnvOneShotPath)
+
+	t = time.NewTicker(time.Second * 5)
+	for {
+		cmd = exec.Command(exePath)
+		if err = cmd.Run(); err != nil {
+			log.Printf("failed to run %s: %+v\n", exePath, err)
+		} else {
+			log.Printf("%s executed\n", exePath)
+		}
+
+		<-t.C
+	}
+}