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fix: improve MQTT/web memory usage and streamline broker controls

Telusuri Sumber
This commit is contained in:
Jared Dohrman
2026-04-11 16:40:45 +10:00
orang tua 104143f209
melakukan 6680e53ef5
6 mengubah file dengan 661 tambahan dan 249 penghapusan
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src/helpers/mqtt/MQTTUplink.cpp
+140 -45
Melihat File
@@ -51,6 +51,7 @@ namespace {
constexpr unsigned long kWifiRetryMillis = 15000;
constexpr unsigned long kWifiConnectTimeoutMillis = 45000;
constexpr unsigned long kBrokerRetryMillis = 10000;
constexpr size_t kBrokerTokenSize = 640;
constexpr time_t kTokenLifetimeSecs = 3600;
constexpr time_t kTokenRefreshSlackSecs = 300;
constexpr time_t kMinSaneEpoch = 1735689600; // 2025-01-01T00:00:00Z
@@ -144,6 +145,28 @@ bool MQTTUplink::hasEnabledBroker() const {
return (_prefs.enabled_mask & 0x07) != 0;
}
uint8_t MQTTUplink::normalizeEnabledMask(uint8_t mask) {
uint8_t normalized = 0;
uint8_t count = 0;
for (const BrokerSpec& spec : kBrokerSpecs) {
if ((mask & spec.bit) != 0) {
if (count >= kMaxEnabledBrokers) {
break;
}
normalized |= spec.bit;
++count;
}
}
return normalized;
}
void MQTTUplink::formatTopic(char* dst, size_t dst_size, const char* leaf) const {
if (dst == nullptr || dst_size == 0) {
return;
}
snprintf(dst, dst_size, "meshcore/%s/%s/%s", _prefs.iata, _device_id, leaf);
}
bool MQTTUplink::isActive() const {
return _running && hasEnabledBroker();
}
@@ -171,7 +194,7 @@ bool MQTTUplink::sendStatusNow() {
bool any_connected = false;
for (const BrokerState& broker : _brokers) {
if ((_prefs.enabled_mask & broker.spec->bit) != 0 && broker.connected && broker.client != nullptr) {
if (broker.spec != nullptr && broker.connected && broker.client != nullptr) {
any_connected = true;
break;
}
@@ -296,16 +319,20 @@ const char* MQTTUplink::getPowerSaveLabel(uint8_t mode) {
void MQTTUplink::refreshIdentityStrings() {
bytesToHexUpper(_identity->pub_key, PUB_KEY_SIZE, _device_id, sizeof(_device_id));
for (size_t i = 0; i < 3; ++i) {
BrokerState& broker = _brokers[i];
snprintf(broker.username, sizeof(broker.username), "v1_%s", _device_id);
snprintf(broker.client_id, sizeof(broker.client_id), "mqtt_%s-%.6s", broker.spec->key, _device_id);
snprintf(broker.status_topic, sizeof(broker.status_topic), "meshcore/%s/%s/status", _prefs.iata, _device_id);
snprintf(broker.packets_topic, sizeof(broker.packets_topic), "meshcore/%s/%s/packets", _prefs.iata, _device_id);
snprintf(broker.raw_topic, sizeof(broker.raw_topic), "meshcore/%s/%s/raw", _prefs.iata, _device_id);
for (BrokerState& broker : _brokers) {
refreshBrokerIdentity(broker);
}
}
void MQTTUplink::refreshBrokerIdentity(BrokerState& broker) {
if (broker.spec == nullptr) {
return;
}
snprintf(broker.username, sizeof(broker.username), "v1_%s", _device_id);
snprintf(broker.client_id, sizeof(broker.client_id), "mqtt_%s-%.6s", broker.spec->key, _device_id);
formatTopic(broker.status_topic, sizeof(broker.status_topic), "status");
}
void MQTTUplink::refreshBrokerState(BrokerState& broker) {
char safe_name[40];
makeSafeToken(board.getManufacturerName(), safe_name, sizeof(safe_name));
@@ -333,11 +360,21 @@ bool MQTTUplink::refreshToken(BrokerState& broker) {
return false;
}
if (broker.token == nullptr) {
broker.token = allocScratchBuffer(kBrokerTokenSize);
if (broker.token == nullptr) {
MQTT_LOG("%s token alloc failed", broker.spec->label);
return false;
}
}
time_t expires_at = now + kTokenLifetimeSecs;
const char* owner = _prefs.owner_public_key[0] ? _prefs.owner_public_key : nullptr;
const char* email = _prefs.owner_email[0] ? _prefs.owner_email : nullptr;
if (!JWTHelper::createAuthToken(*_identity, broker.spec->host, now, expires_at, broker.token, sizeof(broker.token),
if (!JWTHelper::createAuthToken(*_identity, broker.spec->host, now, expires_at, broker.token, kBrokerTokenSize,
owner, email)) {
freeScratchBuffer(broker.token);
broker.token = nullptr;
MQTT_LOG("%s token creation failed", broker.spec->label);
return false;
}
@@ -354,8 +391,11 @@ void MQTTUplink::destroyBroker(BrokerState& broker) {
esp_mqtt_client_destroy(broker.client);
broker.client = nullptr;
}
freeScratchBuffer(broker.token);
broker.token = nullptr;
broker.connected = false;
broker.connect_announced = false;
broker.token_expires_at = 0;
}
void MQTTUplink::queuePublish(BrokerState& broker, const char* topic, const char* payload, bool retain) {
@@ -393,7 +433,7 @@ int MQTTUplink::buildStatusJson(char* buffer, size_t buffer_size, bool online) c
}
int MQTTUplink::buildPacketJson(char* buffer, size_t buffer_size, const mesh::Packet& packet, bool is_tx, int rssi,
float snr) const {
float snr, int score, int duration) const {
uint8_t raw[256];
int raw_len = packet.writeTo(raw);
char* raw_hex = allocScratchBuffer(520);
@@ -423,24 +463,47 @@ int MQTTUplink::buildPacketJson(char* buffer, size_t buffer_size, const mesh::Pa
char path_info[128];
snprintf(path_info, sizeof(path_info), "path_%dx%d_%db", (int)packet.getPathHashCount(),
(int)packet.getPathHashSize(), (int)packet.getPathByteLen());
int len = snprintf(buffer, buffer_size,
"{\"origin\":\"%s\",\"origin_id\":\"%s\",\"timestamp\":\"%s\",\"type\":\"PACKET\","
"\"direction\":\"%s\",\"time\":\"%s\",\"date\":\"%s\",\"len\":\"%d\",\"packet_type\":\"%u\","
"\"route\":\"D\",\"payload_len\":\"%u\",\"raw\":\"%s\",\"SNR\":\"%.1f\",\"RSSI\":\"%d\","
"\"hash\":\"%s\",\"path\":\"%s\"}",
origin, _device_id, ts, is_tx ? "tx" : "rx", time_only, date_only, raw_len, packet.getPayloadType(),
packet.payload_len, raw_hex, snr, rssi, hash_hex, path_info);
int len;
if (score >= 0) {
len = snprintf(buffer, buffer_size,
"{\"origin\":\"%s\",\"origin_id\":\"%s\",\"timestamp\":\"%s\",\"type\":\"PACKET\","
"\"direction\":\"%s\",\"time\":\"%s\",\"date\":\"%s\",\"len\":\"%d\",\"packet_type\":\"%u\","
"\"route\":\"D\",\"payload_len\":\"%u\",\"raw\":\"%s\",\"SNR\":\"%.1f\",\"RSSI\":\"%d\","
"\"score\":\"%d\",\"duration\":\"%d\",\"hash\":\"%s\",\"path\":\"%s\"}",
origin, _device_id, ts, is_tx ? "tx" : "rx", time_only, date_only, raw_len,
packet.getPayloadType(), packet.payload_len, raw_hex, snr, rssi, score, duration, hash_hex,
path_info);
} else {
len = snprintf(buffer, buffer_size,
"{\"origin\":\"%s\",\"origin_id\":\"%s\",\"timestamp\":\"%s\",\"type\":\"PACKET\","
"\"direction\":\"%s\",\"time\":\"%s\",\"date\":\"%s\",\"len\":\"%d\",\"packet_type\":\"%u\","
"\"route\":\"D\",\"payload_len\":\"%u\",\"raw\":\"%s\",\"SNR\":\"%.1f\",\"RSSI\":\"%d\","
"\"hash\":\"%s\",\"path\":\"%s\"}",
origin, _device_id, ts, is_tx ? "tx" : "rx", time_only, date_only, raw_len,
packet.getPayloadType(), packet.payload_len, raw_hex, snr, rssi, hash_hex, path_info);
}
freeScratchBuffer(raw_hex);
return len;
}
int len = snprintf(buffer, buffer_size,
"{\"origin\":\"%s\",\"origin_id\":\"%s\",\"timestamp\":\"%s\",\"type\":\"PACKET\","
"\"direction\":\"%s\",\"time\":\"%s\",\"date\":\"%s\",\"len\":\"%d\",\"packet_type\":\"%u\","
"\"route\":\"F\",\"payload_len\":\"%u\",\"raw\":\"%s\",\"SNR\":\"%.1f\",\"RSSI\":\"%d\","
"\"hash\":\"%s\"}",
origin, _device_id, ts, is_tx ? "tx" : "rx", time_only, date_only, raw_len, packet.getPayloadType(),
packet.payload_len, raw_hex, snr, rssi, hash_hex);
int len;
if (score >= 0) {
len = snprintf(buffer, buffer_size,
"{\"origin\":\"%s\",\"origin_id\":\"%s\",\"timestamp\":\"%s\",\"type\":\"PACKET\","
"\"direction\":\"%s\",\"time\":\"%s\",\"date\":\"%s\",\"len\":\"%d\",\"packet_type\":\"%u\","
"\"route\":\"F\",\"payload_len\":\"%u\",\"raw\":\"%s\",\"SNR\":\"%.1f\",\"RSSI\":\"%d\","
"\"score\":\"%d\",\"duration\":\"%d\",\"hash\":\"%s\"}",
origin, _device_id, ts, is_tx ? "tx" : "rx", time_only, date_only, raw_len,
packet.getPayloadType(), packet.payload_len, raw_hex, snr, rssi, score, duration, hash_hex);
} else {
len = snprintf(buffer, buffer_size,
"{\"origin\":\"%s\",\"origin_id\":\"%s\",\"timestamp\":\"%s\",\"type\":\"PACKET\","
"\"direction\":\"%s\",\"time\":\"%s\",\"date\":\"%s\",\"len\":\"%d\",\"packet_type\":\"%u\","
"\"route\":\"F\",\"payload_len\":\"%u\",\"raw\":\"%s\",\"SNR\":\"%.1f\",\"RSSI\":\"%d\","
"\"hash\":\"%s\"}",
origin, _device_id, ts, is_tx ? "tx" : "rx", time_only, date_only, raw_len,
packet.getPayloadType(), packet.payload_len, raw_hex, snr, rssi, hash_hex);
}
freeScratchBuffer(raw_hex);
return len;
}
@@ -493,7 +556,7 @@ void MQTTUplink::publishStatus(bool online) {
return;
}
for (BrokerState& broker : _brokers) {
if ((_prefs.enabled_mask & broker.spec->bit) != 0) {
if (broker.spec != nullptr) {
queuePublish(broker, broker.status_topic, payload, true);
}
}
@@ -624,6 +687,9 @@ void MQTTUplink::updateTimeSync() {
}
void MQTTUplink::ensureBroker(BrokerState& broker) {
if (broker.spec == nullptr) {
return;
}
bool enabled = (_prefs.enabled_mask & broker.spec->bit) != 0;
if (!enabled) {
destroyBroker(broker);
@@ -674,8 +740,8 @@ void MQTTUplink::ensureBroker(BrokerState& broker) {
cfg.network.reconnect_timeout_ms = 10000;
cfg.network.timeout_ms = 10000;
cfg.network.disable_auto_reconnect = false;
cfg.buffer.size = 1024;
cfg.buffer.out_size = 1024;
cfg.buffer.size = 768;
cfg.buffer.out_size = 1280;
#else
cfg.host = broker.spec->host;
cfg.port = 443;
@@ -683,8 +749,8 @@ void MQTTUplink::ensureBroker(BrokerState& broker) {
cfg.password = broker.token;
cfg.client_id = broker.client_id;
cfg.keepalive = 30;
cfg.buffer_size = 1024;
cfg.out_buffer_size = 1024;
cfg.buffer_size = 768;
cfg.out_buffer_size = 1280;
cfg.reconnect_timeout_ms = 10000;
cfg.network_timeout_ms = 10000;
cfg.disable_auto_reconnect = false;
@@ -715,6 +781,11 @@ void MQTTUplink::ensureBroker(BrokerState& broker) {
void MQTTUplink::begin(FILESYSTEM* fs) {
_fs = fs;
MQTTPrefsStore::load(_fs, _prefs);
uint8_t normalized_mask = normalizeEnabledMask(_prefs.enabled_mask & 0x07);
if (normalized_mask != _prefs.enabled_mask) {
_prefs.enabled_mask = normalized_mask;
savePrefs();
}
refreshIdentityStrings();
_running = true;
_last_status_publish = millis();
@@ -748,6 +819,10 @@ void MQTTUplink::loop(const MQTTStatusSnapshot& snapshot) {
ensureWifi();
updateTimeSync();
ensureWebServer();
if (_web_panel.isRunning() && _web_panel.shouldAutoLock(millis())) {
WEB_LOG("idle lock");
_web_panel.lockSession();
}
for (BrokerState& broker : _brokers) {
ensureBroker(broker);
@@ -767,29 +842,31 @@ void MQTTUplink::loop(const MQTTStatusSnapshot& snapshot) {
}
}
void MQTTUplink::publishPacket(const mesh::Packet& packet, bool is_tx, int rssi, float snr) {
void MQTTUplink::publishPacket(const mesh::Packet& packet, bool is_tx, int rssi, float snr, int score, int duration) {
if (!_running || !_have_time_sync || !hasEnabledBroker() || !_prefs.packets_enabled) {
return;
}
if (is_tx && !_prefs.tx_enabled) {
return;
}
MQTT_LOG("packet dir=%s type=%u payload_len=%u rssi=%d snr=%.1f", is_tx ? "tx" : "rx", packet.getPayloadType(),
packet.payload_len, rssi, snr);
MQTT_LOG("packet dir=%s type=%u payload_len=%u rssi=%d snr=%.1f score=%d duration=%d",
is_tx ? "tx" : "rx", packet.getPayloadType(), packet.payload_len, rssi, snr, score, duration);
char* payload = allocScratchBuffer(1280);
if (payload == nullptr) {
return;
}
int len = buildPacketJson(payload, 1280, packet, is_tx, rssi, snr);
int len = buildPacketJson(payload, 1280, packet, is_tx, rssi, snr, score, duration);
if (len <= 0 || static_cast<size_t>(len) >= 1280) {
freeScratchBuffer(payload);
return;
}
char topic[128];
formatTopic(topic, sizeof(topic), "packets");
for (BrokerState& broker : _brokers) {
if ((_prefs.enabled_mask & broker.spec->bit) != 0) {
queuePublish(broker, broker.packets_topic, payload, false);
if (broker.spec != nullptr) {
queuePublish(broker, topic, payload, false);
}
}
freeScratchBuffer(payload);
@@ -808,26 +885,37 @@ void MQTTUplink::publishPacket(const mesh::Packet& packet, bool is_tx, int rssi,
return;
}
formatTopic(topic, sizeof(topic), "raw");
for (BrokerState& broker : _brokers) {
if ((_prefs.enabled_mask & broker.spec->bit) != 0) {
queuePublish(broker, broker.raw_topic, raw_payload, false);
if (broker.spec != nullptr) {
queuePublish(broker, topic, raw_payload, false);
}
}
freeScratchBuffer(raw_payload);
}
void MQTTUplink::formatStatusReply(char* reply, size_t reply_size) const {
auto broker_state = [this](const BrokerState& broker) -> const char* {
if ((_prefs.enabled_mask & broker.spec->bit) == 0) {
auto broker_state = [this](uint8_t bit) -> const char* {
if ((_prefs.enabled_mask & bit) == 0) {
return "off";
}
if (broker.connected) {
const BrokerState* broker = nullptr;
for (const BrokerState& candidate : _brokers) {
if (candidate.spec != nullptr && candidate.spec->bit == bit) {
broker = &candidate;
break;
}
}
if (broker == nullptr) {
return "retry";
}
if (broker->connected) {
return "up";
}
if (WiFi.status() != WL_CONNECTED || !_have_time_sync) {
return "wait";
}
if (broker.client != nullptr) {
if (broker->client != nullptr) {
return "conn";
}
return "retry";
@@ -835,7 +923,7 @@ void MQTTUplink::formatStatusReply(char* reply, size_t reply_size) const {
snprintf(reply, reply_size, "> wifi:%s ntp:%s iata:%s eastmesh-au:%s letsmesh-eu:%s letsmesh-us:%s status:%s tx:%s",
getWifiStateLabel(_prefs, _wifi_started), _have_time_sync ? "up" : "wait", _prefs.iata,
broker_state(_brokers[0]), broker_state(_brokers[1]), broker_state(_brokers[2]),
broker_state(kEastmeshBit), broker_state(kLetsmeshEuBit), broker_state(kLetsmeshUsBit),
_prefs.status_enabled ? "on" : "off", _prefs.tx_enabled ? "on" : "off");
}
@@ -865,11 +953,16 @@ void MQTTUplink::formatWebStatusReply(char* reply, size_t reply_size) const {
}
bool MQTTUplink::setEndpointEnabled(uint8_t bit, bool enabled) {
uint8_t next_mask = _prefs.enabled_mask & 0x07;
if (enabled) {
_prefs.enabled_mask |= bit;
next_mask = normalizeEnabledMask(next_mask | bit);
if ((next_mask & bit) == 0) {
return false;
}
} else {
_prefs.enabled_mask &= ~bit;
next_mask &= ~bit;
}
_prefs.enabled_mask = next_mask;
savePrefs();
return true;
}
@@ -904,6 +997,8 @@ bool MQTTUplink::setWebEnabled(bool enabled) {
bool ok = savePrefs();
if (_prefs.web_enabled != 0) {
ensureWebServer();
} else {
stopWebServer();
}
return ok;
#else
@@ -1074,7 +1169,7 @@ bool MQTTUplink::savePrefs() { return false; }
void MQTTUplink::begin(FILESYSTEM*) {}
void MQTTUplink::end() {}
void MQTTUplink::loop(const MQTTStatusSnapshot&) {}
void MQTTUplink::publishPacket(const mesh::Packet&, bool, int, float) {}
void MQTTUplink::publishPacket(const mesh::Packet&, bool, int, float, int, int) {}
void MQTTUplink::formatStatusReply(char* reply, size_t reply_size) const { snprintf(reply, reply_size, "> unsupported"); }
void MQTTUplink::formatWebStatusReply(char* reply, size_t reply_size) const { snprintf(reply, reply_size, "> unsupported"); }
bool MQTTUplink::setEndpointEnabled(uint8_t, bool) { return false; }