add optimizer

src/optimizer.go

@@ -0,0 +1,29 @@
+package main
+
+import (
+	log "github.com/sirupsen/logrus"
+	"sync"
+)
+
+type Optimizer struct {
+	scheduler  Scheduler
+	killedFlag bool
+}
+
+var optimizerInstance *Optimizer
+var OptimizerInstanceLock sync.Mutex
+
+func InstanceOfOptimizer() *Optimizer {
+	defer OptimizerInstanceLock.Unlock()
+	OptimizerInstanceLock.Lock()
+
+	if optimizerInstance == nil {
+		optimizerInstance = &Optimizer{}
+	}
+	return optimizerInstance
+}
+
+func (jhl *Optimizer) feed(job string, utils []int) {
+	log.Info("optimizer feed")
+	log.Info(job, utils)
+}