Adds Network Resource Uploading for admins. (#6904)

Co-authored-by: Pieter-Jan Briers <pieterjan.briers@gmail.com>
Co-authored-by: Pieter-Jan Briers <pieterjan.briers+git@gmail.com>

Content.Shared/CCVar/CCVars.cs

@@ -737,5 +737,37 @@ namespace Content.Shared.CCVar
 
         public static readonly CVarDef<string> DestinationFile =
             CVarDef.Create("autogen.destination_file", "", CVar.SERVER | CVar.SERVERONLY);
+
+        /*
+         * Network Resource Manager
+         */
+
+        /// <summary>
+        /// Controls whether new resources can be uploaded by admins.
+        /// Does not prevent already uploaded resources from being sent.
+        /// </summary>
+        public static readonly CVarDef<bool> ResourceUploadingEnabled =
+            CVarDef.Create("netres.enabled", true, CVar.REPLICATED | CVar.SERVER);
+
+        /// <summary>
+        /// Controls the data size limit in megabytes for uploaded resources. If they're too big, they will be dropped.
+        /// Set to zero or a negative value to disable limit.
+        /// </summary>
+        public static readonly CVarDef<float> ResourceUploadingLimitMb =
+            CVarDef.Create("netres.limit", 3f, CVar.REPLICATED | CVar.SERVER);
+
+        /// <summary>
+        /// Whether uploaded files will be stored in the server's database.
+        /// This is useful to keep "logs" on what files admins have uploaded in the past.
+        /// </summary>
+        public static readonly CVarDef<bool> ResourceUploadingStoreEnabled =
+            CVarDef.Create("netres.store_enabled", true, CVar.SERVER | CVar.SERVERONLY);
+
+        /// <summary>
+        /// Numbers of days before stored uploaded files are deleted. Set to zero or negative to disable auto-delete.
+        /// This is useful to free some space automatically. Auto-deletion runs only on server boot.
+        /// </summary>
+        public static readonly CVarDef<int> ResourceUploadingStoreDeletionDays =
+            CVarDef.Create("netres.store_deletion_days", 30, CVar.SERVER | CVar.SERVERONLY);
     }
 }