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[api] Add configurable connection limits (#10939)

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This commit is contained in:
J. Nick Koston
2025-09-30 22:24:19 +13:00
committed by GitHub
parent 96868aa754
commit 6018f5f5d1
3 changed files with 51 additions and 4 deletions
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esphome/components/api/api_server.h
+7 -1
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@@ -44,6 +44,8 @@ class APIServer : public Component, public Controller {
void set_reboot_timeout(uint32_t reboot_timeout);
void set_batch_delay(uint16_t batch_delay);
uint16_t get_batch_delay() const { return batch_delay_; }
void set_listen_backlog(uint8_t listen_backlog) { this->listen_backlog_ = listen_backlog; }
void set_max_connections(uint8_t max_connections) { this->max_connections_ = max_connections; }
// Get reference to shared buffer for API connections
std::vector<uint8_t> &get_shared_buffer_ref() { return shared_write_buffer_; }
@@ -189,8 +191,12 @@ class APIServer : public Component, public Controller {
// Group smaller types together
uint16_t port_{6053};
uint16_t batch_delay_{100};
// Connection limits - these defaults will be overridden by config values
// from cv.SplitDefault in __init__.py which sets platform-specific defaults
uint8_t listen_backlog_{4};
uint8_t max_connections_{8};
bool shutting_down_ = false;
// 5 bytes used, 3 bytes padding
// 7 bytes used, 1 byte padding
#ifdef USE_API_NOISE
std::shared_ptr<APINoiseContext> noise_ctx_ = std::make_shared<APINoiseContext>();