reorganize agent package

beszel/internal/agent/utils.go

@@ -0,0 +1,30 @@
+package agent
+
+import "math"
+
+func (a *Agent) acquireSemaphore() {
+	a.sem <- struct{}{}
+}
+
+func (a *Agent) releaseSemaphore() {
+	<-a.sem
+}
+
+// delete container stats from map using mutex
+func (a *Agent) deleteContainerStatsSync(id string) {
+	a.containerStatsMutex.Lock()
+	defer a.containerStatsMutex.Unlock()
+	delete(a.containerStatsMap, id)
+}
+
+func bytesToMegabytes(b float64) float64 {
+	return twoDecimals(b / 1048576)
+}
+
+func bytesToGigabytes(b uint64) float64 {
+	return twoDecimals(float64(b) / 1073741824)
+}
+
+func twoDecimals(value float64) float64 {
+	return math.Round(value*100) / 100
+}