Merge pull request #849 from h3lix1/traffic_management

Add protobufs for a in-development traffic management module.

Author: thebentern

meshtastic/admin.proto

@@ -157,6 +157,11 @@ message AdminMessage {
      * TODO: REPLACE
      */
     STATUSMESSAGE_CONFIG = 13;
+
+    /*
+     * Traffic management module config
+     */
+    TRAFFICMANAGEMENT_CONFIG = 14;
   }
 
   enum BackupLocation {

meshtastic/localonly.proto

@@ -136,6 +136,11 @@ message LocalModuleConfig {
    */
   ModuleConfig.StatusMessageConfig statusmessage = 15;
 
+  /*
+   * The part of the config that is specific to the Traffic Management module
+   */
+  ModuleConfig.TrafficManagementConfig traffic_management = 16;
+
   /*
    * A version integer used to invalidate old save files when we make
    * incompatible changes This integer is set at build time and is private to

meshtastic/module_config.proto

@@ -295,6 +295,82 @@ message ModuleConfig {
     int32 ble_threshold = 4;
   }
 
+  /*
+   * Config for the Traffic Management module.
+   * Provides packet inspection and traffic shaping to help reduce channel utilization
+   */
+  message TrafficManagementConfig {
+    /*
+     * Master enable for traffic management module
+     */
+    bool enabled = 1;
+
+    /*
+     * Enable position deduplication to drop redundant position broadcasts
+     */
+    bool position_dedup_enabled = 2;
+
+    /*
+     * Number of bits of precision for position deduplication (0-32)
+     */
+    uint32 position_precision_bits = 3;
+
+    /*
+     * Minimum interval in seconds between position updates from the same node
+     */
+    uint32 position_min_interval_secs = 4;
+
+    /*
+     * Enable direct response to NodeInfo requests from local cache
+     */
+    bool nodeinfo_direct_response = 5;
+
+    /*
+     * Minimum hop distance from requestor before responding to NodeInfo requests
+     */
+    uint32 nodeinfo_direct_response_max_hops = 6;
+
+    /*
+     * Enable per-node rate limiting to throttle chatty nodes
+     */
+    bool rate_limit_enabled = 7;
+
+    /*
+     * Time window in seconds for rate limiting calculations
+     */
+    uint32 rate_limit_window_secs = 8;
+
+    /*
+     * Maximum packets allowed per node within the rate limit window
+     */
+    uint32 rate_limit_max_packets = 9;
+
+    /*
+     * Enable dropping of unknown/undecryptable packets per rate_limit_window_secs
+     */
+    bool drop_unknown_enabled = 10;
+
+    /*
+     * Number of unknown packets before dropping from a node
+     */
+    uint32 unknown_packet_threshold = 11;
+
+    /*
+     * Set hop_limit to 0 for relayed telemetry broadcasts (own packets unaffected)
+     */
+    bool exhaust_hop_telemetry = 12;
+
+    /*
+     * Set hop_limit to 0 for relayed position broadcasts (own packets unaffected)
+     */
+    bool exhaust_hop_position = 13;
+
+    /*
+     * Preserve hop_limit for router-to-router traffic
+     */
+    bool router_preserve_hops = 14;
+  }
+
   /*
    * Serial Config
    */
@@ -852,6 +928,11 @@ message ModuleConfig {
      * TODO: REPLACE
      */
     StatusMessageConfig statusmessage = 14;
+
+    /*
+     * Traffic management module config for mesh network optimization
+     */
+    TrafficManagementConfig traffic_management = 15;
   }
 }
 

meshtastic/telemetry.proto

@@ -450,6 +450,46 @@ message LocalStats {
   int32 noise_floor = 15;
 }
 
+/*
+ * Traffic management statistics for mesh network optimization
+ */
+message TrafficManagementStats {
+  /*
+   * Total number of packets inspected by traffic management
+   */
+  uint32 packets_inspected = 1;
+
+  /*
+   * Number of position packets dropped due to deduplication
+   */
+  uint32 position_dedup_drops = 2;
+
+  /*
+   * Number of NodeInfo requests answered from cache
+   */
+  uint32 nodeinfo_cache_hits = 3;
+
+  /*
+   * Number of packets dropped due to rate limiting
+   */
+  uint32 rate_limit_drops = 4;
+
+  /*
+   * Number of unknown/undecryptable packets dropped
+   */
+  uint32 unknown_packet_drops = 5;
+
+  /*
+   * Number of packets with hop_limit exhausted for local-only broadcast
+   */
+  uint32 hop_exhausted_packets = 6;
+
+  /*
+   * Number of times router hop preservation was applied
+   */
+  uint32 router_hops_preserved = 7;
+}
+
 /*
  * Health telemetry metrics
  */
@@ -565,6 +605,11 @@ message Telemetry {
      * Linux host metrics
      */
     HostMetrics host_metrics = 8;
+
+    /*
+     * Traffic management statistics
+     */
+    TrafficManagementStats traffic_management_stats = 9;
   }
 }