Add file dependencies to services

cmd/esvm/main.go

@@ -248,11 +248,20 @@ func Init() {
 			service := servicesWithMetDepends[i]
 			canStart := true
 			for _, dependency := range service.Dependencies {
+				if strings.HasPrefix(dependency, "/") {
+					// File dependency
+					if _, err := os.Stat(dependency); err != nil {
+						canStart = false
+						break
+					}
+				} else {
+					// Service dependency
 					if GetServiceByName(dependency).GetCurrentState() != EnitServiceRunning && GetServiceByName(dependency).GetCurrentState() != EnitServiceCompleted {
 						canStart = false
 						break
 					}
 				}
+			}
 			if canStart {
 				err := service.StartService()
 				if err != nil {
@@ -293,11 +302,19 @@ func GetServiceByName(name string) *EnitService {
 
 func (service *EnitService) GetUnmetDependencies() (missingDependencies []string) {
 	for _, dependency := range service.Dependencies {
+		if strings.HasPrefix(dependency, "/") {
+			// File dependency
+			if _, err := os.Stat(dependency); err != nil {
+				missingDependencies = append(missingDependencies, dependency)
+			}
+		} else {
+			// Service dependency
 			depService := GetServiceByName(dependency)
 			if depService == nil {
 				missingDependencies = append(missingDependencies, dependency)
 			}
 		}
+	}
 
 	return missingDependencies
 }