forbid deleting of onlogs container

Author: LbP22

application/backend/app/daemon/daemon.go

@@ -194,3 +194,17 @@ func GetContainersList() []string {
 
 	return names
 }
+
+func GetContainerImageNameByContainerID(containerID string) string {
+	body := string(makeSocketRequest("containers/" + containerID + "/json"))
+	body = strings.Split(body, "\r\n\r\n")[1]
+	var result map[string]any
+	json.Unmarshal([]byte(body), &result)
+
+	if result["Config"] == nil {
+		return ""
+	}
+
+	imageName := fmt.Sprintf("%v", result["Config"].(map[string]any)["Image"])
+	return imageName
+}

application/backend/app/routes/routes.go

@@ -713,9 +713,14 @@ func DeleteContainer(w http.ResponseWriter, req *http.Request) {
 	decoder := json.NewDecoder(req.Body)
 	decoder.Decode(&logItem)
 
-	if (logItem.Host == "" || logItem.Host == util.GetHost()) && strings.Contains(logItem.Service, "onlogs") {
-		w.WriteHeader(http.StatusForbidden)
-		json.NewEncoder(w).Encode(map[string]interface{}{"error": "Can't delete myself!"})
+	if logItem.Host == "" || logItem.Host == util.GetHost() {
+		dockerContainerID := util.GetDockerContainerID(logItem.Host, logItem.Service)
+		dockerImage := daemon.GetContainerImageNameByContainerID(dockerContainerID)
+		if strings.Contains(dockerImage, "devforth/onlogs") {
+			w.WriteHeader(http.StatusForbidden)
+			json.NewEncoder(w).Encode(map[string]interface{}{"error": "Can't delete logs of OnLogs container!"})
+			return
+		}
 	}
 
 	go containerdb.DeleteContainer(logItem.Host, logItem.Service, true)