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* room refactor: extracted MyMesh class
This commit is contained in:
Scott Powell
parent
e35183ae41
commit
3666cd72e5
3 changed files with 1033 additions and 967 deletions
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examples/simple_room_server/MyMesh.h
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examples/simple_room_server/MyMesh.h
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#pragma once
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#include <Arduino.h> // needed for PlatformIO
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#include <Mesh.h>
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#if defined(NRF52_PLATFORM)
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#include <InternalFileSystem.h>
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#elif defined(RP2040_PLATFORM)
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#include <LittleFS.h>
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#elif defined(ESP32)
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#include <SPIFFS.h>
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#endif
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#include <helpers/ArduinoHelpers.h>
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#include <helpers/StaticPoolPacketManager.h>
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#include <helpers/SimpleMeshTables.h>
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#include <helpers/IdentityStore.h>
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#include <helpers/AdvertDataHelpers.h>
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#include <helpers/TxtDataHelpers.h>
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#include <helpers/CommonCLI.h>
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#include <RTClib.h>
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#include <target.h>
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/* ------------------------------ Config -------------------------------- */
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#ifndef FIRMWARE_BUILD_DATE
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#define FIRMWARE_BUILD_DATE "1 Sep 2025"
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#endif
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#ifndef FIRMWARE_VERSION
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#define FIRMWARE_VERSION "v1.8.1"
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#endif
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#ifndef LORA_FREQ
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#define LORA_FREQ 915.0
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#endif
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#ifndef LORA_BW
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#define LORA_BW 250
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#endif
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#ifndef LORA_SF
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#define LORA_SF 10
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#endif
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#ifndef LORA_CR
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#define LORA_CR 5
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#endif
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#ifndef LORA_TX_POWER
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#define LORA_TX_POWER 20
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#endif
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#ifndef ADVERT_NAME
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#define ADVERT_NAME "Test BBS"
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#endif
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#ifndef ADVERT_LAT
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#define ADVERT_LAT 0.0
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#endif
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#ifndef ADVERT_LON
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#define ADVERT_LON 0.0
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#endif
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#ifndef ADMIN_PASSWORD
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#define ADMIN_PASSWORD "password"
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#endif
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#ifndef MAX_CLIENTS
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#define MAX_CLIENTS 32
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#endif
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#ifndef MAX_UNSYNCED_POSTS
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#define MAX_UNSYNCED_POSTS 32
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#endif
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#ifndef SERVER_RESPONSE_DELAY
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#define SERVER_RESPONSE_DELAY 300
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#endif
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#ifndef TXT_ACK_DELAY
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#define TXT_ACK_DELAY 200
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#endif
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#define FIRMWARE_ROLE "room_server"
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#define PACKET_LOG_FILE "/packet_log"
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enum RoomPermission {
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ADMIN,
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GUEST,
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READ_ONLY
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};
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struct ClientInfo {
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mesh::Identity id;
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uint32_t last_timestamp; // by THEIR clock
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uint32_t last_activity; // by OUR clock
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uint32_t sync_since; // sync messages SINCE this timestamp (by OUR clock)
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uint32_t pending_ack;
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uint32_t push_post_timestamp;
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unsigned long ack_timeout;
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RoomPermission permission;
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uint8_t push_failures;
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uint8_t secret[PUB_KEY_SIZE];
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int out_path_len;
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uint8_t out_path[MAX_PATH_SIZE];
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};
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#define MAX_POST_TEXT_LEN (160-9)
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struct PostInfo {
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mesh::Identity author;
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uint32_t post_timestamp; // by OUR clock
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char text[MAX_POST_TEXT_LEN+1];
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};
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class MyMesh : public mesh::Mesh, public CommonCLICallbacks {
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FILESYSTEM* _fs;
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unsigned long next_local_advert, next_flood_advert;
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bool _logging;
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NodePrefs _prefs;
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CommonCLI _cli;
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uint8_t reply_data[MAX_PACKET_PAYLOAD];
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int num_clients;
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ClientInfo known_clients[MAX_CLIENTS];
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unsigned long next_push;
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uint16_t _num_posted, _num_post_pushes;
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int next_client_idx; // for round-robin polling
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int next_post_idx;
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PostInfo posts[MAX_UNSYNCED_POSTS]; // cyclic queue
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CayenneLPP telemetry;
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unsigned long set_radio_at, revert_radio_at;
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float pending_freq;
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float pending_bw;
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uint8_t pending_sf;
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uint8_t pending_cr;
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int matching_peer_indexes[MAX_CLIENTS];
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ClientInfo* putClient(const mesh::Identity& id);
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void evict(ClientInfo* client);
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void addPost(ClientInfo* client, const char* postData);
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void pushPostToClient(ClientInfo* client, PostInfo& post);
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uint8_t getUnsyncedCount(ClientInfo* client);
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bool processAck(const uint8_t *data);
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mesh::Packet* createSelfAdvert();
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File openAppend(const char* fname);
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int handleRequest(ClientInfo* sender, uint32_t sender_timestamp, uint8_t* payload, size_t payload_len);
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protected:
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float getAirtimeBudgetFactor() const override {
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return _prefs.airtime_factor;
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}
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void logRxRaw(float snr, float rssi, const uint8_t raw[], int len) override;
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void logRx(mesh::Packet* pkt, int len, float score) override;
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void logTx(mesh::Packet* pkt, int len) override;
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void logTxFail(mesh::Packet* pkt, int len) override;
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int calcRxDelay(float score, uint32_t air_time) const override;
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const char* getLogDateTime() override;
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uint32_t getRetransmitDelay(const mesh::Packet* packet) override;
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uint32_t getDirectRetransmitDelay(const mesh::Packet* packet) override;
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int getInterferenceThreshold() const override {
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return _prefs.interference_threshold;
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}
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int getAGCResetInterval() const override {
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return ((int)_prefs.agc_reset_interval) * 4000; // milliseconds
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}
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uint8_t getExtraAckTransmitCount() const override {
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return _prefs.multi_acks;
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}
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bool allowPacketForward(const mesh::Packet* packet) override;
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void onAnonDataRecv(mesh::Packet* packet, const uint8_t* secret, const mesh::Identity& sender, uint8_t* data, size_t len) override;
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int searchPeersByHash(const uint8_t* hash) override ;
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void getPeerSharedSecret(uint8_t* dest_secret, int peer_idx) override;
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void onPeerDataRecv(mesh::Packet* packet, uint8_t type, int sender_idx, const uint8_t* secret, uint8_t* data, size_t len) override;
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bool onPeerPathRecv(mesh::Packet* packet, int sender_idx, const uint8_t* secret, uint8_t* path, uint8_t path_len, uint8_t extra_type, uint8_t* extra, uint8_t extra_len) override;
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void onAckRecv(mesh::Packet* packet, uint32_t ack_crc) override;
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public:
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MyMesh(mesh::MainBoard& board, mesh::Radio& radio, mesh::MillisecondClock& ms, mesh::RNG& rng, mesh::RTCClock& rtc, mesh::MeshTables& tables);
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void begin(FILESYSTEM* fs);
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const char* getFirmwareVer() override { return FIRMWARE_VERSION; }
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const char* getBuildDate() override { return FIRMWARE_BUILD_DATE; }
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const char* getRole() override { return FIRMWARE_ROLE; }
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const char* getNodeName() { return _prefs.node_name; }
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NodePrefs* getNodePrefs() {
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return &_prefs;
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}
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void savePrefs() override {
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_cli.savePrefs(_fs);
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}
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void applyTempRadioParams(float freq, float bw, uint8_t sf, uint8_t cr, int timeout_mins) override;
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bool formatFileSystem() override;
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void sendSelfAdvertisement(int delay_millis) override;
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void updateAdvertTimer() override;
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void updateFloodAdvertTimer() override;
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void setLoggingOn(bool enable) override { _logging = enable; }
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void eraseLogFile() override {
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_fs->remove(PACKET_LOG_FILE);
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}
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void dumpLogFile() override;
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void setTxPower(uint8_t power_dbm) override;
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void formatNeighborsReply(char *reply) override {
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strcpy(reply, "not supported");
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}
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mesh::LocalIdentity& getSelfId() override { return self_id; }
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void saveIdentity(const mesh::LocalIdentity& new_id) override;
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void clearStats() override;
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void handleCommand(uint32_t sender_timestamp, char* command, char* reply);
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void loop();
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};
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