mirror of
https://github.com/esphome/esphome.git
synced 2024-11-22 23:18:10 +01:00
Fix API socket issues (#2288)
* Fix API socket issues * Fix compile error against beta * Format
This commit is contained in:
Otto Winter
Jesse Hills
parent
4eb51ab4d6
commit
e92a9d1d9e
6 changed files with 142 additions and 77 deletions
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@ -36,19 +36,14 @@ void APIConnection::start() {
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APIError err = helper_->init();
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if (err != APIError::OK) {
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ESP_LOGW(TAG, "Helper init failed: %d errno=%d", (int) err, errno);
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remove_ = true;
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on_fatal_error();
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ESP_LOGW(TAG, "%s: Helper init failed: %s errno=%d", client_info_.c_str(), api_error_to_str(err), errno);
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return;
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}
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client_info_ = helper_->getpeername();
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helper_->set_log_info(client_info_);
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}
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void APIConnection::force_disconnect_client() {
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this->helper_->close();
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this->remove_ = true;
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}
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void APIConnection::loop() {
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if (this->remove_)
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return;
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@ -57,9 +52,11 @@ void APIConnection::loop() {
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// when network is disconnected force disconnect immediately
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// don't wait for timeout
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this->on_fatal_error();
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ESP_LOGW(TAG, "%s: Network unavailable, disconnecting", client_info_.c_str());
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return;
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}
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if (this->next_close_) {
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// requested a disconnect
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this->helper_->close();
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this->remove_ = true;
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return;
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@ -68,7 +65,7 @@ void APIConnection::loop() {
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APIError err = helper_->loop();
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if (err != APIError::OK) {
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on_fatal_error();
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ESP_LOGW(TAG, "%s: Socket operation failed: %d", client_info_.c_str(), (int) err);
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ESP_LOGW(TAG, "%s: Socket operation failed: %s errno=%d", client_info_.c_str(), api_error_to_str(err), errno);
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return;
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}
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ReadPacketBuffer buffer;
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@ -77,7 +74,11 @@ void APIConnection::loop() {
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// pass
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} else if (err != APIError::OK) {
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on_fatal_error();
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ESP_LOGW(TAG, "%s: Reading failed: %d", client_info_.c_str(), (int) err);
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if (err == APIError::SOCKET_READ_FAILED && errno == ECONNRESET) {
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ESP_LOGW(TAG, "%s: Connection reset", client_info_.c_str());
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} else {
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ESP_LOGW(TAG, "%s: Reading failed: %s errno=%d", client_info_.c_str(), api_error_to_str(err), errno);
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}
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return;
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} else {
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this->last_traffic_ = millis();
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@ -95,8 +96,8 @@ void APIConnection::loop() {
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if (this->sent_ping_) {
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// Disconnect if not responded within 2.5*keepalive
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if (now - this->last_traffic_ > (keepalive * 5) / 2) {
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this->force_disconnect_client();
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ESP_LOGW(TAG, "'%s' didn't respond to ping request in time. Disconnecting...", this->client_info_.c_str());
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on_fatal_error();
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ESP_LOGW(TAG, "%s didn't respond to ping request in time. Disconnecting...", this->client_info_.c_str());
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}
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} else if (now - this->last_traffic_ > keepalive) {
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this->sent_ping_ = true;
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@ -124,12 +125,40 @@ void APIConnection::loop() {
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}
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}
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#endif
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if (state_subs_at_ != -1) {
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const auto &subs = this->parent_->get_state_subs();
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if (state_subs_at_ >= subs.size()) {
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state_subs_at_ = -1;
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} else {
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auto &it = subs[state_subs_at_];
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SubscribeHomeAssistantStateResponse resp;
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resp.entity_id = it.entity_id;
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resp.attribute = it.attribute.value();
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if (this->send_subscribe_home_assistant_state_response(resp)) {
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state_subs_at_++;
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}
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}
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}
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}
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std::string get_default_unique_id(const std::string &component_type, Nameable *nameable) {
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return App.get_name() + component_type + nameable->get_object_id();
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}
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DisconnectResponse APIConnection::disconnect(const DisconnectRequest &msg) {
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// remote initiated disconnect_client
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// don't close yet, we still need to send the disconnect response
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// close will happen on next loop
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ESP_LOGD(TAG, "%s requested disconnected", client_info_.c_str());
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this->next_close_ = true;
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DisconnectResponse resp;
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return resp;
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}
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void APIConnection::on_disconnect_response(const DisconnectResponse &value) {
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// pass
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}
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#ifdef USE_BINARY_SENSOR
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bool APIConnection::send_binary_sensor_state(binary_sensor::BinarySensor *binary_sensor, bool state) {
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if (!this->state_subscription_)
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@ -700,7 +729,7 @@ ConnectResponse APIConnection::connect(const ConnectRequest &msg) {
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// bool invalid_password = 1;
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resp.invalid_password = !correct;
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if (correct) {
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ESP_LOGD(TAG, "Client '%s' connected successfully!", this->client_info_.c_str());
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ESP_LOGD(TAG, "%s: Connected successfully", this->client_info_.c_str());
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this->connection_state_ = ConnectionState::AUTHENTICATED;
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#ifdef USE_HOMEASSISTANT_TIME
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@ -746,15 +775,7 @@ void APIConnection::execute_service(const ExecuteServiceRequest &msg) {
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}
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}
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void APIConnection::subscribe_home_assistant_states(const SubscribeHomeAssistantStatesRequest &msg) {
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for (auto &it : this->parent_->get_state_subs()) {
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SubscribeHomeAssistantStateResponse resp;
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resp.entity_id = it.entity_id;
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resp.attribute = it.attribute.value();
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if (!this->send_subscribe_home_assistant_state_response(resp)) {
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this->on_fatal_error();
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return;
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}
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}
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state_subs_at_ = 0;
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}
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bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint32_t message_type) {
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if (this->remove_)
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@ -767,7 +788,11 @@ bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint32_t message_type)
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return false;
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if (err != APIError::OK) {
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on_fatal_error();
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ESP_LOGW(TAG, "%s: Packet write failed %d errno=%d", client_info_.c_str(), (int) err, errno);
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if (err == APIError::SOCKET_WRITE_FAILED && errno == ECONNRESET) {
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ESP_LOGW(TAG, "%s: Connection reset", client_info_.c_str());
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} else {
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ESP_LOGW(TAG, "%s: Packet write failed %s errno=%d", client_info_.c_str(), api_error_to_str(err), errno);
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}
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return false;
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}
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this->last_traffic_ = millis();
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@ -775,14 +800,13 @@ bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint32_t message_type)
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}
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void APIConnection::on_unauthenticated_access() {
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this->on_fatal_error();
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ESP_LOGD(TAG, "'%s' tried to access without authentication.", this->client_info_.c_str());
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ESP_LOGD(TAG, "%s: tried to access without authentication.", this->client_info_.c_str());
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}
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void APIConnection::on_no_setup_connection() {
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this->on_fatal_error();
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ESP_LOGD(TAG, "'%s' tried to access without full connection.", this->client_info_.c_str());
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ESP_LOGD(TAG, "%s: tried to access without full connection.", this->client_info_.c_str());
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}
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void APIConnection::on_fatal_error() {
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ESP_LOGV(TAG, "Error: Disconnecting %s", this->client_info_.c_str());
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this->helper_->close();
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this->remove_ = true;
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}
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@ -16,7 +16,6 @@ class APIConnection : public APIServerConnection {
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virtual ~APIConnection() = default;
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void start();
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void force_disconnect_client();
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void loop();
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bool send_list_info_done() {
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@ -88,10 +87,7 @@ class APIConnection : public APIServerConnection {
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}
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#endif
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void on_disconnect_response(const DisconnectResponse &value) override {
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this->helper_->close();
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this->remove_ = true;
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}
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void on_disconnect_response(const DisconnectResponse &value) override;
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void on_ping_response(const PingResponse &value) override {
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// we initiated ping
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this->sent_ping_ = false;
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@ -102,14 +98,7 @@ class APIConnection : public APIServerConnection {
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#endif
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HelloResponse hello(const HelloRequest &msg) override;
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ConnectResponse connect(const ConnectRequest &msg) override;
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DisconnectResponse disconnect(const DisconnectRequest &msg) override {
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// remote initiated disconnect_client
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// don't close yet, we still need to send the disconnect response
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// close will happen on next loop
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this->next_close_ = true;
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DisconnectResponse resp;
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return resp;
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}
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DisconnectResponse disconnect(const DisconnectRequest &msg) override;
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PingResponse ping(const PingRequest &msg) override { return {}; }
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DeviceInfoResponse device_info(const DeviceInfoRequest &msg) override;
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void list_entities(const ListEntitiesRequest &msg) override { this->list_entities_iterator_.begin(); }
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@ -177,6 +166,7 @@ class APIConnection : public APIServerConnection {
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APIServer *parent_;
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InitialStateIterator initial_state_iterator_;
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ListEntitiesIterator list_entities_iterator_;
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int state_subs_at_ = -1;
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};
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} // namespace api
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@ -17,6 +17,54 @@ bool is_would_block(ssize_t ret) {
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return ret == 0;
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}
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const char *api_error_to_str(APIError err) {
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// not using switch to ensure compiler doesn't try to build a big table out of it
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if (err == APIError::OK) {
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return "OK";
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} else if (err == APIError::WOULD_BLOCK) {
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return "WOULD_BLOCK";
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} else if (err == APIError::BAD_HANDSHAKE_PACKET_LEN) {
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return "BAD_HANDSHAKE_PACKET_LEN";
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} else if (err == APIError::BAD_INDICATOR) {
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return "BAD_INDICATOR";
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} else if (err == APIError::BAD_DATA_PACKET) {
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return "BAD_DATA_PACKET";
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} else if (err == APIError::TCP_NODELAY_FAILED) {
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return "TCP_NODELAY_FAILED";
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} else if (err == APIError::TCP_NONBLOCKING_FAILED) {
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return "TCP_NONBLOCKING_FAILED";
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} else if (err == APIError::CLOSE_FAILED) {
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return "CLOSE_FAILED";
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} else if (err == APIError::SHUTDOWN_FAILED) {
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return "SHUTDOWN_FAILED";
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} else if (err == APIError::BAD_STATE) {
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return "BAD_STATE";
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} else if (err == APIError::BAD_ARG) {
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return "BAD_ARG";
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} else if (err == APIError::SOCKET_READ_FAILED) {
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return "SOCKET_READ_FAILED";
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} else if (err == APIError::SOCKET_WRITE_FAILED) {
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return "SOCKET_WRITE_FAILED";
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} else if (err == APIError::HANDSHAKESTATE_READ_FAILED) {
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return "HANDSHAKESTATE_READ_FAILED";
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} else if (err == APIError::HANDSHAKESTATE_WRITE_FAILED) {
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return "HANDSHAKESTATE_WRITE_FAILED";
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} else if (err == APIError::HANDSHAKESTATE_BAD_STATE) {
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return "HANDSHAKESTATE_BAD_STATE";
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} else if (err == APIError::CIPHERSTATE_DECRYPT_FAILED) {
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return "CIPHERSTATE_DECRYPT_FAILED";
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} else if (err == APIError::CIPHERSTATE_ENCRYPT_FAILED) {
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return "CIPHERSTATE_ENCRYPT_FAILED";
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} else if (err == APIError::OUT_OF_MEMORY) {
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return "OUT_OF_MEMORY";
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} else if (err == APIError::HANDSHAKESTATE_SETUP_FAILED) {
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return "HANDSHAKESTATE_SETUP_FAILED";
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} else if (err == APIError::HANDSHAKESTATE_SPLIT_FAILED) {
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return "HANDSHAKESTATE_SPLIT_FAILED";
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}
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return "UNKNOWN";
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}
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#define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, info_.c_str(), ##__VA_ARGS__)
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#ifdef USE_API_NOISE
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@ -808,14 +856,12 @@ APIError APIPlaintextFrameHelper::try_send_tx_buf_() {
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// try send from tx_buf
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while (state_ != State::CLOSED && !tx_buf_.empty()) {
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ssize_t sent = socket_->write(tx_buf_.data(), tx_buf_.size());
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if (sent == -1) {
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if (errno == EWOULDBLOCK || errno == EAGAIN)
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if (is_would_block(sent)) {
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break;
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} else if (sent == -1) {
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state_ = State::FAILED;
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HELPER_LOG("Socket write failed with errno %d", errno);
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return APIError::SOCKET_WRITE_FAILED;
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} else if (sent == 0) {
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break;
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}
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// TODO: inefficient if multiple packets in txbuf
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// replace with deque of buffers
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@ -869,20 +915,6 @@ APIError APIPlaintextFrameHelper::write_raw_(const uint8_t *data, size_t len) {
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// fully sent
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return APIError::OK;
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}
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APIError APIPlaintextFrameHelper::write_frame_(const uint8_t *data, size_t len) {
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APIError aerr;
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uint8_t header[3];
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header[0] = 0x01; // indicator
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header[1] = (uint8_t)(len >> 8);
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header[2] = (uint8_t) len;
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aerr = write_raw_(header, 3);
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if (aerr != APIError::OK)
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return aerr;
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aerr = write_raw_(data, len);
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return aerr;
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}
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APIError APIPlaintextFrameHelper::close() {
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state_ = State::CLOSED;
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@ -53,6 +53,8 @@ enum class APIError : int {
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HANDSHAKESTATE_SPLIT_FAILED = 1020,
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};
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const char *api_error_to_str(APIError err);
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class APIFrameHelper {
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public:
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virtual APIError init() = 0;
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@ -150,7 +152,6 @@ class APIPlaintextFrameHelper : public APIFrameHelper {
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APIError try_read_frame_(ParsedFrame *frame);
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APIError try_send_tx_buf_();
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APIError write_frame_(const uint8_t *data, size_t len);
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APIError write_raw_(const uint8_t *data, size_t len);
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std::unique_ptr<socket::Socket> socket_;
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@ -104,7 +104,7 @@ void APIServer::loop() {
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std::partition(this->clients_.begin(), this->clients_.end(), [](APIConnection *conn) { return !conn->remove_; });
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// print disconnection messages
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for (auto it = new_end; it != this->clients_.end(); ++it) {
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ESP_LOGD(TAG, "Disconnecting %s", (*it)->client_info_.c_str());
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ESP_LOGV(TAG, "Removing connection to %s", (*it)->client_info_.c_str());
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}
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// only then delete the pointers, otherwise log routine
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// would access freed memory
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@ -109,14 +109,17 @@ class LWIPRawImpl : public Socket {
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LWIP_LOG("tcp_bind(%p ip=%u port=%u)", pcb_, ip.addr, port);
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err_t err = tcp_bind(pcb_, &ip, port);
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if (err == ERR_USE) {
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LWIP_LOG(" -> err ERR_USE");
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errno = EADDRINUSE;
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return -1;
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}
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if (err == ERR_VAL) {
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LWIP_LOG(" -> err ERR_VAL");
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errno = EINVAL;
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return -1;
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}
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if (err != ERR_OK) {
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LWIP_LOG(" -> err %d", err);
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errno = EIO;
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return -1;
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}
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@ -124,12 +127,13 @@ class LWIPRawImpl : public Socket {
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}
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int close() override {
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if (pcb_ == nullptr) {
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errno = EBADF;
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errno = ECONNRESET;
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return -1;
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}
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LWIP_LOG("tcp_close(%p)", pcb_);
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err_t err = tcp_close(pcb_);
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if (err != ERR_OK) {
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LWIP_LOG(" -> err %d", err);
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tcp_abort(pcb_);
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pcb_ = nullptr;
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errno = err == ERR_MEM ? ENOMEM : EIO;
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@ -140,7 +144,7 @@ class LWIPRawImpl : public Socket {
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}
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int shutdown(int how) override {
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if (pcb_ == nullptr) {
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errno = EBADF;
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errno = ECONNRESET;
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return -1;
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}
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bool shut_rx = false, shut_tx = false;
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@ -157,6 +161,7 @@ class LWIPRawImpl : public Socket {
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LWIP_LOG("tcp_shutdown(%p shut_rx=%d shut_tx=%d)", pcb_, shut_rx ? 1 : 0, shut_tx ? 1 : 0);
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err_t err = tcp_shutdown(pcb_, shut_rx, shut_tx);
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if (err != ERR_OK) {
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LWIP_LOG(" -> err %d", err);
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errno = err == ERR_MEM ? ENOMEM : EIO;
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return -1;
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}
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@ -165,7 +170,7 @@ class LWIPRawImpl : public Socket {
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int getpeername(struct sockaddr *name, socklen_t *addrlen) override {
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if (pcb_ == nullptr) {
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errno = EBADF;
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errno = ECONNRESET;
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return -1;
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}
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if (name == nullptr || addrlen == nullptr) {
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@ -185,7 +190,7 @@ class LWIPRawImpl : public Socket {
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}
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std::string getpeername() override {
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if (pcb_ == nullptr) {
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errno = EBADF;
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errno = ECONNRESET;
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return "";
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}
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char buffer[24];
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@ -196,7 +201,7 @@ class LWIPRawImpl : public Socket {
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}
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int getsockname(struct sockaddr *name, socklen_t *addrlen) override {
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if (pcb_ == nullptr) {
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errno = EBADF;
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errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (name == nullptr || addrlen == nullptr) {
|
||||
|
|
@ -216,7 +221,7 @@ class LWIPRawImpl : public Socket {
|
|||
}
|
||||
std::string getsockname() override {
|
||||
if (pcb_ == nullptr) {
|
||||
errno = EBADF;
|
||||
errno = ECONNRESET;
|
||||
return "";
|
||||
}
|
||||
char buffer[24];
|
||||
|
|
@ -227,7 +232,7 @@ class LWIPRawImpl : public Socket {
|
|||
}
|
||||
int getsockopt(int level, int optname, void *optval, socklen_t *optlen) override {
|
||||
if (pcb_ == nullptr) {
|
||||
errno = EBADF;
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (optlen == nullptr || optval == nullptr) {
|
||||
|
|
@ -261,7 +266,7 @@ class LWIPRawImpl : public Socket {
|
|||
}
|
||||
int setsockopt(int level, int optname, const void *optval, socklen_t optlen) override {
|
||||
if (pcb_ == nullptr) {
|
||||
errno = EBADF;
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (level == SOL_SOCKET && optname == SO_REUSEADDR) {
|
||||
|
|
@ -314,7 +319,7 @@ class LWIPRawImpl : public Socket {
|
|||
}
|
||||
ssize_t read(void *buf, size_t len) override {
|
||||
if (pcb_ == nullptr) {
|
||||
errno = EBADF;
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (rx_closed_ && rx_buf_ == nullptr) {
|
||||
|
|
@ -368,7 +373,7 @@ class LWIPRawImpl : public Socket {
|
|||
}
|
||||
ssize_t write(const void *buf, size_t len) override {
|
||||
if (pcb_ == nullptr) {
|
||||
errno = EBADF;
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (len == 0)
|
||||
|
|
@ -386,24 +391,37 @@ class LWIPRawImpl : public Socket {
|
|||
LWIP_LOG("tcp_write(%p buf=%p %u)", pcb_, buf, to_send);
|
||||
err_t err = tcp_write(pcb_, buf, to_send, TCP_WRITE_FLAG_COPY);
|
||||
if (err == ERR_MEM) {
|
||||
LWIP_LOG(" -> err ERR_MEM");
|
||||
errno = EWOULDBLOCK;
|
||||
return -1;
|
||||
}
|
||||
if (err != ERR_OK) {
|
||||
errno = EIO;
|
||||
LWIP_LOG(" -> err %d", err);
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (tcp_nagle_disabled(pcb_)) {
|
||||
LWIP_LOG("tcp_output(%p)", pcb_);
|
||||
err = tcp_output(pcb_);
|
||||
if (err == ERR_ABRT) {
|
||||
LWIP_LOG(" -> err ERR_ABRT");
|
||||
// sometimes lwip returns ERR_ABRT for no apparent reason
|
||||
// the connection works fine afterwards, and back with ESPAsyncTCP we
|
||||
// indirectly also ignored this error
|
||||
// FIXME: figure out where this is returned and what it means in this context
|
||||
return to_send;
|
||||
}
|
||||
if (err != ERR_OK) {
|
||||
errno = EIO;
|
||||
LWIP_LOG(" -> err %d", err);
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
return to_send;
|
||||
}
|
||||
int setblocking(bool blocking) override {
|
||||
if (pcb_ == nullptr) {
|
||||
errno = EBADF;
|
||||
errno = ECONNRESET;
|
||||
return -1;
|
||||
}
|
||||
if (blocking) {
|
||||
|
|
@ -466,7 +484,7 @@ class LWIPRawImpl : public Socket {
|
|||
|
||||
static void s_err_fn(void *arg, err_t err) {
|
||||
LWIPRawImpl *arg_this = reinterpret_cast<LWIPRawImpl *>(arg);
|
||||
return arg_this->err_fn(err);
|
||||
arg_this->err_fn(err);
|
||||
}
|
||||
|
||||
static err_t s_recv_fn(void *arg, struct tcp_pcb *pcb, struct pbuf *pb, err_t err) {
|
||||
|
|
|
|||
Loading…
Reference in a new issue