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Add support for BLE passkey authentication (#4258)
Co-authored-by: Branden Cash <203336+ammmze@users.noreply.github.com>
This commit is contained in:
parent
c97d361b6c
commit
1c4af08ed3
7 changed files with 312 additions and 5 deletions
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@ -29,8 +29,35 @@ BLEClientConnectTrigger = ble_client_ns.class_(
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BLEClientDisconnectTrigger = ble_client_ns.class_(
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"BLEClientDisconnectTrigger", automation.Trigger.template(BLEClientNodeConstRef)
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)
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BLEClientPasskeyRequestTrigger = ble_client_ns.class_(
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"BLEClientPasskeyRequestTrigger", automation.Trigger.template(BLEClientNodeConstRef)
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)
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BLEClientPasskeyNotificationTrigger = ble_client_ns.class_(
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"BLEClientPasskeyNotificationTrigger",
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automation.Trigger.template(BLEClientNodeConstRef, cg.uint32),
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)
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BLEClientNumericComparisonRequestTrigger = ble_client_ns.class_(
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"BLEClientNumericComparisonRequestTrigger",
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automation.Trigger.template(BLEClientNodeConstRef, cg.uint32),
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)
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# Actions
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BLEWriteAction = ble_client_ns.class_("BLEClientWriteAction", automation.Action)
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BLEPasskeyReplyAction = ble_client_ns.class_(
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"BLEClientPasskeyReplyAction", automation.Action
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)
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BLENumericComparisonReplyAction = ble_client_ns.class_(
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"BLEClientNumericComparisonReplyAction", automation.Action
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)
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BLERemoveBondAction = ble_client_ns.class_(
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"BLEClientRemoveBondAction", automation.Action
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)
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CONF_PASSKEY = "passkey"
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CONF_ACCEPT = "accept"
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CONF_ON_PASSKEY_REQUEST = "on_passkey_request"
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CONF_ON_PASSKEY_NOTIFICATION = "on_passkey_notification"
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CONF_ON_NUMERIC_COMPARISON_REQUEST = "on_numeric_comparison_request"
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# Espressif platformio framework is built with MAX_BLE_CONN to 3, so
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# enforce this in yaml checks.
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@ -56,6 +83,29 @@ CONFIG_SCHEMA = (
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),
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}
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),
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cv.Optional(CONF_ON_PASSKEY_REQUEST): automation.validate_automation(
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{
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cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
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BLEClientPasskeyRequestTrigger
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),
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}
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),
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cv.Optional(CONF_ON_PASSKEY_NOTIFICATION): automation.validate_automation(
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{
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cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
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BLEClientPasskeyNotificationTrigger
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),
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}
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),
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cv.Optional(
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CONF_ON_NUMERIC_COMPARISON_REQUEST
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): automation.validate_automation(
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{
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cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
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BLEClientNumericComparisonRequestTrigger
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),
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}
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),
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}
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)
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.extend(cv.COMPONENT_SCHEMA)
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@ -85,13 +135,34 @@ BLE_WRITE_ACTION_SCHEMA = cv.Schema(
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}
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)
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BLE_NUMERIC_COMPARISON_REPLY_ACTION_SCHEMA = cv.Schema(
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{
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cv.GenerateID(CONF_ID): cv.use_id(BLEClient),
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cv.Required(CONF_ACCEPT): cv.templatable(cv.boolean),
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}
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)
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BLE_PASSKEY_REPLY_ACTION_SCHEMA = cv.Schema(
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{
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cv.GenerateID(CONF_ID): cv.use_id(BLEClient),
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cv.Required(CONF_PASSKEY): cv.templatable(cv.int_range(min=0, max=999999)),
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}
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)
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BLE_REMOVE_BOND_ACTION_SCHEMA = cv.Schema(
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{
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cv.GenerateID(CONF_ID): cv.use_id(BLEClient),
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}
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)
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@automation.register_action(
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"ble_client.ble_write", BLEWriteAction, BLE_WRITE_ACTION_SCHEMA
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)
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async def ble_write_to_code(config, action_id, template_arg, args):
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paren = await cg.get_variable(config[CONF_ID])
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var = cg.new_Pvariable(action_id, template_arg, paren)
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parent = await cg.get_variable(config[CONF_ID])
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var = cg.new_Pvariable(action_id, template_arg, parent)
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value = config[CONF_VALUE]
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if cg.is_template(value):
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@ -137,6 +208,54 @@ async def ble_write_to_code(config, action_id, template_arg, args):
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return var
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@automation.register_action(
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"ble_client.numeric_comparison_reply",
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BLENumericComparisonReplyAction,
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BLE_NUMERIC_COMPARISON_REPLY_ACTION_SCHEMA,
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)
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async def numeric_comparison_reply_to_code(config, action_id, template_arg, args):
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parent = await cg.get_variable(config[CONF_ID])
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var = cg.new_Pvariable(action_id, template_arg, parent)
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accept = config[CONF_ACCEPT]
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if cg.is_template(accept):
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templ = await cg.templatable(accept, args, cg.bool_)
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cg.add(var.set_value_template(templ))
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else:
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cg.add(var.set_value_simple(accept))
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return var
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@automation.register_action(
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"ble_client.passkey_reply", BLEPasskeyReplyAction, BLE_PASSKEY_REPLY_ACTION_SCHEMA
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)
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async def passkey_reply_to_code(config, action_id, template_arg, args):
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parent = await cg.get_variable(config[CONF_ID])
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var = cg.new_Pvariable(action_id, template_arg, parent)
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passkey = config[CONF_PASSKEY]
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if cg.is_template(passkey):
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templ = await cg.templatable(passkey, args, cg.uint32)
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cg.add(var.set_value_template(templ))
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else:
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cg.add(var.set_value_simple(passkey))
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return var
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@automation.register_action(
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"ble_client.remove_bond",
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BLERemoveBondAction,
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BLE_REMOVE_BOND_ACTION_SCHEMA,
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)
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async def remove_bond_to_code(config, action_id, template_arg, args):
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parent = await cg.get_variable(config[CONF_ID])
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var = cg.new_Pvariable(action_id, template_arg, parent)
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return var
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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@ -148,3 +267,12 @@ async def to_code(config):
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for conf in config.get(CONF_ON_DISCONNECT, []):
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trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
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await automation.build_automation(trigger, [], conf)
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for conf in config.get(CONF_ON_PASSKEY_REQUEST, []):
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trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
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await automation.build_automation(trigger, [], conf)
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for conf in config.get(CONF_ON_PASSKEY_NOTIFICATION, []):
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trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
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await automation.build_automation(trigger, [(cg.uint32, "passkey")], conf)
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for conf in config.get(CONF_ON_NUMERIC_COMPARISON_REQUEST, []):
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trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)
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await automation.build_automation(trigger, [(cg.uint32, "passkey")], conf)
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@ -37,6 +37,44 @@ class BLEClientDisconnectTrigger : public Trigger<>, public BLEClientNode {
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}
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};
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class BLEClientPasskeyRequestTrigger : public Trigger<>, public BLEClientNode {
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public:
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explicit BLEClientPasskeyRequestTrigger(BLEClient *parent) { parent->register_ble_node(this); }
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void loop() override {}
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void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) override {
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if (event == ESP_GAP_BLE_PASSKEY_REQ_EVT &&
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memcmp(param->ble_security.auth_cmpl.bd_addr, this->parent_->get_remote_bda(), 6) == 0) {
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this->trigger();
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}
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}
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};
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class BLEClientPasskeyNotificationTrigger : public Trigger<uint32_t>, public BLEClientNode {
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public:
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explicit BLEClientPasskeyNotificationTrigger(BLEClient *parent) { parent->register_ble_node(this); }
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void loop() override {}
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void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) override {
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if (event == ESP_GAP_BLE_PASSKEY_NOTIF_EVT &&
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memcmp(param->ble_security.auth_cmpl.bd_addr, this->parent_->get_remote_bda(), 6) == 0) {
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uint32_t passkey = param->ble_security.key_notif.passkey;
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this->trigger(passkey);
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}
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}
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};
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class BLEClientNumericComparisonRequestTrigger : public Trigger<uint32_t>, public BLEClientNode {
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public:
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explicit BLEClientNumericComparisonRequestTrigger(BLEClient *parent) { parent->register_ble_node(this); }
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void loop() override {}
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void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) override {
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if (event == ESP_GAP_BLE_NC_REQ_EVT &&
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memcmp(param->ble_security.auth_cmpl.bd_addr, this->parent_->get_remote_bda(), 6) == 0) {
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uint32_t passkey = param->ble_security.key_notif.passkey;
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this->trigger(passkey);
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}
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}
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};
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class BLEWriterClientNode : public BLEClientNode {
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public:
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BLEWriterClientNode(BLEClient *ble_client) {
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@ -94,6 +132,86 @@ template<typename... Ts> class BLEClientWriteAction : public Action<Ts...>, publ
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std::function<std::vector<uint8_t>(Ts...)> value_template_{};
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};
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template<typename... Ts> class BLEClientPasskeyReplyAction : public Action<Ts...> {
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public:
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BLEClientPasskeyReplyAction(BLEClient *ble_client) { parent_ = ble_client; }
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void play(Ts... x) override {
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uint32_t passkey;
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if (has_simple_value_) {
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passkey = this->value_simple_;
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} else {
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passkey = this->value_template_(x...);
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}
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if (passkey > 999999)
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return;
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esp_bd_addr_t remote_bda;
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memcpy(remote_bda, parent_->get_remote_bda(), sizeof(esp_bd_addr_t));
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esp_ble_passkey_reply(remote_bda, true, passkey);
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}
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void set_value_template(std::function<uint32_t(Ts...)> func) {
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this->value_template_ = std::move(func);
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has_simple_value_ = false;
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}
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void set_value_simple(const uint32_t &value) {
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this->value_simple_ = value;
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has_simple_value_ = true;
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}
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private:
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BLEClient *parent_{nullptr};
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bool has_simple_value_ = true;
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uint32_t value_simple_{0};
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std::function<uint32_t(Ts...)> value_template_{};
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};
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template<typename... Ts> class BLEClientNumericComparisonReplyAction : public Action<Ts...> {
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public:
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BLEClientNumericComparisonReplyAction(BLEClient *ble_client) { parent_ = ble_client; }
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void play(Ts... x) override {
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esp_bd_addr_t remote_bda;
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memcpy(remote_bda, parent_->get_remote_bda(), sizeof(esp_bd_addr_t));
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if (has_simple_value_) {
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esp_ble_confirm_reply(remote_bda, this->value_simple_);
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} else {
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esp_ble_confirm_reply(remote_bda, this->value_template_(x...));
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}
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}
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void set_value_template(std::function<bool(Ts...)> func) {
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this->value_template_ = std::move(func);
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has_simple_value_ = false;
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}
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void set_value_simple(const bool &value) {
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this->value_simple_ = value;
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has_simple_value_ = true;
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}
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private:
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BLEClient *parent_{nullptr};
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bool has_simple_value_ = true;
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bool value_simple_{false};
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std::function<bool(Ts...)> value_template_{};
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};
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template<typename... Ts> class BLEClientRemoveBondAction : public Action<Ts...> {
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public:
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BLEClientRemoveBondAction(BLEClient *ble_client) { parent_ = ble_client; }
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void play(Ts... x) override {
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esp_bd_addr_t remote_bda;
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memcpy(remote_bda, parent_->get_remote_bda(), sizeof(esp_bd_addr_t));
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esp_ble_remove_bond_device(remote_bda);
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}
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private:
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BLEClient *parent_{nullptr};
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};
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} // namespace ble_client
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} // namespace esphome
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@ -27,7 +27,7 @@ class BLEClient;
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class BLEClientNode {
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public:
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virtual void gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
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esp_ble_gattc_cb_param_t *param) = 0;
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esp_ble_gattc_cb_param_t *param){};
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virtual void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) {}
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virtual void loop() {}
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void set_address(uint64_t address) { address_ = address; }
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@ -9,6 +9,7 @@ CODEOWNERS = ["@jesserockz"]
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CONFLICTS_WITH = ["esp32_ble_beacon"]
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CONF_BLE_ID = "ble_id"
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CONF_IO_CAPABILITY = "io_capability"
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NO_BLUETOOTH_VARIANTS = [const.VARIANT_ESP32S2]
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@ -19,10 +20,21 @@ GAPEventHandler = esp32_ble_ns.class_("GAPEventHandler")
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GATTcEventHandler = esp32_ble_ns.class_("GATTcEventHandler")
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GATTsEventHandler = esp32_ble_ns.class_("GATTsEventHandler")
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IoCapability = esp32_ble_ns.enum("IoCapability")
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IO_CAPABILITY = {
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"none": IoCapability.IO_CAP_NONE,
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"keyboard_only": IoCapability.IO_CAP_IN,
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"keyboard_display": IoCapability.IO_CAP_KBDISP,
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"display_only": IoCapability.IO_CAP_OUT,
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"display_yes_no": IoCapability.IO_CAP_IO,
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}
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CONFIG_SCHEMA = cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(ESP32BLE),
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cv.Optional(CONF_IO_CAPABILITY, default="none"): cv.enum(
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IO_CAPABILITY, lower=True
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),
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}
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).extend(cv.COMPONENT_SCHEMA)
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@ -39,6 +51,7 @@ FINAL_VALIDATE_SCHEMA = validate_variant
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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cg.add(var.set_io_capability(config[CONF_IO_CAPABILITY]))
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if CORE.using_esp_idf:
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add_idf_sdkconfig_option("CONFIG_BT_ENABLED", True)
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@ -134,8 +134,7 @@ bool ESP32BLE::ble_setup_() {
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return false;
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}
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esp_ble_io_cap_t iocap = ESP_IO_CAP_NONE;
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err = esp_ble_gap_set_security_param(ESP_BLE_SM_IOCAP_MODE, &iocap, sizeof(uint8_t));
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err = esp_ble_gap_set_security_param(ESP_BLE_SM_IOCAP_MODE, &(this->io_cap_), sizeof(uint8_t));
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "esp_ble_gap_set_security_param failed: %d", err);
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return false;
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@ -215,9 +214,31 @@ float ESP32BLE::get_setup_priority() const { return setup_priority::BLUETOOTH; }
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void ESP32BLE::dump_config() {
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const uint8_t *mac_address = esp_bt_dev_get_address();
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if (mac_address) {
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const char *io_capability_s;
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switch (this->io_cap_) {
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case ESP_IO_CAP_OUT:
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io_capability_s = "display_only";
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break;
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case ESP_IO_CAP_IO:
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io_capability_s = "display_yes_no";
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break;
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case ESP_IO_CAP_IN:
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io_capability_s = "keyboard_only";
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break;
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case ESP_IO_CAP_NONE:
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io_capability_s = "none";
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break;
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case ESP_IO_CAP_KBDISP:
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io_capability_s = "keyboard_display";
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break;
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default:
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io_capability_s = "invalid";
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break;
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}
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ESP_LOGCONFIG(TAG, "ESP32 BLE:");
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ESP_LOGCONFIG(TAG, " MAC address: %02X:%02X:%02X:%02X:%02X:%02X", mac_address[0], mac_address[1], mac_address[2],
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mac_address[3], mac_address[4], mac_address[5]);
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ESP_LOGCONFIG(TAG, " IO Capability: %s", io_capability_s);
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} else {
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ESP_LOGCONFIG(TAG, "ESP32 BLE: bluetooth stack is not enabled");
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}
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@ -25,6 +25,14 @@ typedef struct {
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uint16_t mtu;
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} conn_status_t;
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enum IoCapability {
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IO_CAP_OUT = ESP_IO_CAP_OUT,
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IO_CAP_IO = ESP_IO_CAP_IO,
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IO_CAP_IN = ESP_IO_CAP_IN,
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IO_CAP_NONE = ESP_IO_CAP_NONE,
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IO_CAP_KBDISP = ESP_IO_CAP_KBDISP,
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};
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class GAPEventHandler {
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public:
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virtual void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) = 0;
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@ -44,6 +52,8 @@ class GATTsEventHandler {
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class ESP32BLE : public Component {
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public:
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void set_io_capability(IoCapability io_capability) { this->io_cap_ = (esp_ble_io_cap_t) io_capability; }
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||||
void setup() override;
|
||||
void loop() override;
|
||||
void dump_config() override;
|
||||
|
@ -72,6 +82,7 @@ class ESP32BLE : public Component {
|
|||
|
||||
Queue<BLEEvent> ble_events_;
|
||||
BLEAdvertising *advertising_;
|
||||
esp_ble_io_cap_t io_cap_{ESP_IO_CAP_NONE};
|
||||
};
|
||||
|
||||
// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
|
||||
|
|
|
@ -294,6 +294,9 @@ wled:
|
|||
|
||||
adalight:
|
||||
|
||||
esp32_ble:
|
||||
io_capability: keyboard_only
|
||||
|
||||
esp32_ble_tracker:
|
||||
|
||||
ble_client:
|
||||
|
@ -307,6 +310,19 @@ ble_client:
|
|||
on_disconnect:
|
||||
then:
|
||||
- switch.turn_on: ble1_status
|
||||
on_passkey_request:
|
||||
then:
|
||||
- ble_client.passkey_reply:
|
||||
id: ble_blah
|
||||
passkey: 123456
|
||||
on_passkey_notification:
|
||||
then:
|
||||
- logger.log: "Passkey notification received"
|
||||
on_numeric_comparison_request:
|
||||
then:
|
||||
- ble_client.numeric_comparison_reply:
|
||||
id: ble_blah
|
||||
accept: True
|
||||
- mac_address: C4:4F:33:11:22:33
|
||||
id: my_bedjet_ble_client
|
||||
bedjet:
|
||||
|
|
Loading…
Reference in a new issue