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rollback ota

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This commit is contained in:
Tomasz Duda 2024-05-07 19:43:01 +02:00
parent 1ee1e98065
commit f50429bcf2
17 changed files with 638 additions and 711 deletions
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68
esphome/components/ota/__init__.py
View File

@ -15,17 +15,10 @@ from esphome.const import (
CONF_VERSION,
)
from esphome.core import CORE, coroutine_with_priority
import esphome.final_validate as fv
from esphome.components.zephyr.const import BOOTLOADER_MCUBOOT
CODEOWNERS = ["@esphome/core"]
def AUTO_LOAD():
if CORE.using_zephyr:
return ["zephyr_ota_mcumgr"]
return ["ota_network"]
DEPENDENCIES = ["network"]
AUTO_LOAD = ["socket", "md5"]
CONF_ON_STATE_CHANGE = "on_state_change"
CONF_ON_BEGIN = "on_begin"
@ -35,14 +28,7 @@ CONF_ON_ERROR = "on_error"
ota_ns = cg.esphome_ns.namespace("ota")
OTAState = ota_ns.enum("OTAState")
if CORE.using_zephyr:
OTAComponent = cg.esphome_ns.namespace("zephyr_ota_mcumgr").class_(
"OTAComponent", cg.Component
)
else:
OTAComponent = cg.esphome_ns.namespace("ota_network").class_(
"OTAComponent", cg.Component
)
OTAComponent = ota_ns.class_("OTAComponent", cg.Component)
OTAStateChangeTrigger = ota_ns.class_(
"OTAStateChangeTrigger", automation.Trigger.template()
)
@ -52,25 +38,11 @@ OTAEndTrigger = ota_ns.class_("OTAEndTrigger", automation.Trigger.template())
OTAErrorTrigger = ota_ns.class_("OTAErrorTrigger", automation.Trigger.template())
def _not_supported_by_zephyr(value):
if CORE.using_zephyr:
raise cv.Invalid(f"Not supported by zephyr framework({value})")
return value
def _default_ota_version():
if CORE.using_zephyr:
return cv.UNDEFINED
return 2
CONFIG_SCHEMA = cv.Schema(
{
cv.GenerateID(): cv.declare_id(OTAComponent),
cv.Optional(CONF_SAFE_MODE, default=True): cv.boolean,
cv.Optional(CONF_VERSION, default=_default_ota_version()): cv.All(
cv.one_of(1, 2, int=True), _not_supported_by_zephyr
),
cv.Optional(CONF_VERSION, default=2): cv.one_of(1, 2, int=True),
cv.SplitDefault(
CONF_PORT,
esp8266=8266,
@ -78,11 +50,8 @@ CONFIG_SCHEMA = cv.Schema(
rp2040=2040,
bk72xx=8892,
rtl87xx=8892,
): cv.All(
cv.port,
_not_supported_by_zephyr,
),
cv.Optional(CONF_PASSWORD): cv.All(cv.string, _not_supported_by_zephyr),
): cv.port,
cv.Optional(CONF_PASSWORD): cv.string,
cv.Optional(
CONF_REBOOT_TIMEOUT, default="5min"
): cv.positive_time_period_milliseconds,
@ -116,32 +85,17 @@ CONFIG_SCHEMA = cv.Schema(
).extend(cv.COMPONENT_SCHEMA)
def _validate_mcumgr(config):
if CORE.using_zephyr:
fconf = fv.full_config.get()
try:
bootloader = fconf.get_config_for_path(["nrf52", "bootloader"])
if bootloader != BOOTLOADER_MCUBOOT:
raise cv.Invalid(f"'{bootloader}' bootloader does not support OTA")
except KeyError:
pass
FINAL_VALIDATE_SCHEMA = _validate_mcumgr
@coroutine_with_priority(50.0)
async def to_code(config):
CORE.data[CONF_OTA] = {}
var = cg.new_Pvariable(config[CONF_ID])
cg.add(var.set_port(config[CONF_PORT]))
cg.add_define("USE_OTA")
if not CORE.using_zephyr:
cg.add(var.set_port(config[CONF_PORT]))
if CONF_PASSWORD in config:
cg.add(var.set_auth_password(config[CONF_PASSWORD]))
cg.add_define("USE_OTA_PASSWORD")
cg.add_define("USE_OTA_VERSION", config[CONF_VERSION])
if CONF_PASSWORD in config:
cg.add(var.set_auth_password(config[CONF_PASSWORD]))
cg.add_define("USE_OTA_PASSWORD")
cg.add_define("USE_OTA_VERSION", config[CONF_VERSION])
await cg.register_component(var, config)

4
esphome/components/ota_network/ota_backend.h → esphome/components/ota/ota_backend.h
View File

@ -2,7 +2,7 @@
#include "ota_component.h"
namespace esphome {
namespace ota_network {
namespace ota {
class OTABackend {
public:
@ -15,5 +15,5 @@ class OTABackend {
virtual bool supports_compression() = 0;
};
} // namespace ota_network
} // namespace ota
} // namespace esphome

4
esphome/components/ota_network/ota_backend_arduino_esp32.cpp → esphome/components/ota/ota_backend_arduino_esp32.cpp
View File

@ -8,7 +8,7 @@
#include <Update.h>
namespace esphome {
namespace ota_network {
namespace ota {
OTAResponseTypes ArduinoESP32OTABackend::begin(size_t image_size) {
bool ret = Update.begin(image_size, U_FLASH);
@ -40,7 +40,7 @@ OTAResponseTypes ArduinoESP32OTABackend::end() {
void ArduinoESP32OTABackend::abort() { Update.abort(); }
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif // USE_ESP32_FRAMEWORK_ARDUINO

4
esphome/components/ota_network/ota_backend_arduino_esp32.h → esphome/components/ota/ota_backend_arduino_esp32.h
View File

@ -6,7 +6,7 @@
#include "ota_backend.h"
namespace esphome {
namespace ota_network {
namespace ota {
class ArduinoESP32OTABackend : public OTABackend {
public:
@ -18,7 +18,7 @@ class ArduinoESP32OTABackend : public OTABackend {
bool supports_compression() override { return false; }
};
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif // USE_ESP32_FRAMEWORK_ARDUINO

4
esphome/components/ota_network/ota_backend_arduino_esp8266.cpp → esphome/components/ota/ota_backend_arduino_esp8266.cpp
View File

@ -10,7 +10,7 @@
#include <Updater.h>
namespace esphome {
namespace ota_network {
namespace ota {
OTAResponseTypes ArduinoESP8266OTABackend::begin(size_t image_size) {
bool ret = Update.begin(image_size, U_FLASH);
@ -52,7 +52,7 @@ void ArduinoESP8266OTABackend::abort() {
esp8266::preferences_prevent_write(false);
}
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif

4
esphome/components/ota_network/ota_backend_arduino_esp8266.h → esphome/components/ota/ota_backend_arduino_esp8266.h
View File

@ -8,7 +8,7 @@
#include "esphome/core/macros.h"
namespace esphome {
namespace ota_network {
namespace ota {
class ArduinoESP8266OTABackend : public OTABackend {
public:
@ -24,7 +24,7 @@ class ArduinoESP8266OTABackend : public OTABackend {
#endif
};
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif

4
esphome/components/ota_network/ota_backend_arduino_libretiny.cpp → esphome/components/ota/ota_backend_arduino_libretiny.cpp
View File

@ -8,7 +8,7 @@
#include <Update.h>
namespace esphome {
namespace ota_network {
namespace ota {
OTAResponseTypes ArduinoLibreTinyOTABackend::begin(size_t image_size) {
bool ret = Update.begin(image_size, U_FLASH);
@ -40,7 +40,7 @@ OTAResponseTypes ArduinoLibreTinyOTABackend::end() {
void ArduinoLibreTinyOTABackend::abort() { Update.abort(); }
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif // USE_LIBRETINY

4
esphome/components/ota_network/ota_backend_arduino_libretiny.h → esphome/components/ota/ota_backend_arduino_libretiny.h
View File

@ -6,7 +6,7 @@
#include "ota_backend.h"
namespace esphome {
namespace ota_network {
namespace ota {
class ArduinoLibreTinyOTABackend : public OTABackend {
public:
@ -18,7 +18,7 @@ class ArduinoLibreTinyOTABackend : public OTABackend {
bool supports_compression() override { return false; }
};
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif // USE_LIBRETINY

4
esphome/components/ota_network/ota_backend_arduino_rp2040.cpp → esphome/components/ota/ota_backend_arduino_rp2040.cpp
View File

@ -10,7 +10,7 @@
#include <Updater.h>
namespace esphome {
namespace ota_network {
namespace ota {
OTAResponseTypes ArduinoRP2040OTABackend::begin(size_t image_size) {
bool ret = Update.begin(image_size, U_FLASH);
@ -52,7 +52,7 @@ void ArduinoRP2040OTABackend::abort() {
rp2040::preferences_prevent_write(false);
}
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif // USE_RP2040

4
esphome/components/ota_network/ota_backend_arduino_rp2040.h → esphome/components/ota/ota_backend_arduino_rp2040.h
View File

@ -8,7 +8,7 @@
#include "ota_component.h"
namespace esphome {
namespace ota_network {
namespace ota {
class ArduinoRP2040OTABackend : public OTABackend {
public:
@ -20,7 +20,7 @@ class ArduinoRP2040OTABackend : public OTABackend {
bool supports_compression() override { return false; }
};
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif // USE_RP2040

4
esphome/components/ota_network/ota_backend_esp_idf.cpp → esphome/components/ota/ota_backend_esp_idf.cpp
View File

@ -13,7 +13,7 @@
#endif
namespace esphome {
namespace ota_network {
namespace ota {
OTAResponseTypes IDFOTABackend::begin(size_t image_size) {
this->partition_ = esp_ota_get_next_update_partition(nullptr);
@ -110,6 +110,6 @@ void IDFOTABackend::abort() {
this->update_handle_ = 0;
}
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif

4
esphome/components/ota_network/ota_backend_esp_idf.h → esphome/components/ota/ota_backend_esp_idf.h
View File

@ -8,7 +8,7 @@
#include "esphome/components/md5/md5.h"
namespace esphome {
namespace ota_network {
namespace ota {
class IDFOTABackend : public OTABackend {
public:
@ -26,6 +26,6 @@ class IDFOTABackend : public OTABackend {
char expected_bin_md5_[32];
};
} // namespace ota_network
} // namespace ota
} // namespace esphome
#endif

520
esphome/components/ota/ota_component.cpp
View File

@ -1,10 +1,530 @@
#include "ota_component.h"
#include "ota_backend.h"
#include "ota_backend_arduino_esp32.h"
#include "ota_backend_arduino_esp8266.h"
#include "ota_backend_arduino_rp2040.h"
#include "ota_backend_arduino_libretiny.h"
#include "ota_backend_esp_idf.h"
#include "esphome/core/log.h"
#include "esphome/core/application.h"
#include "esphome/core/hal.h"
#include "esphome/core/util.h"
#include "esphome/components/md5/md5.h"
#include "esphome/components/network/util.h"
#include <cerrno>
#include <cstdio>
namespace esphome {
namespace ota {
static const char *const TAG = "ota";
static constexpr u_int16_t OTA_BLOCK_SIZE = 8192;
OTAComponent *global_ota_component = nullptr; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
std::unique_ptr<OTABackend> make_ota_backend() {
#ifdef USE_ARDUINO
#ifdef USE_ESP8266
return make_unique<ArduinoESP8266OTABackend>();
#endif // USE_ESP8266
#ifdef USE_ESP32
return make_unique<ArduinoESP32OTABackend>();
#endif // USE_ESP32
#endif // USE_ARDUINO
#ifdef USE_ESP_IDF
return make_unique<IDFOTABackend>();
#endif // USE_ESP_IDF
#ifdef USE_RP2040
return make_unique<ArduinoRP2040OTABackend>();
#endif // USE_RP2040
#ifdef USE_LIBRETINY
return make_unique<ArduinoLibreTinyOTABackend>();
#endif
}
OTAComponent::OTAComponent() { global_ota_component = this; }
void OTAComponent::setup() {
server_ = socket::socket_ip(SOCK_STREAM, 0);
if (server_ == nullptr) {
ESP_LOGW(TAG, "Could not create socket.");
this->mark_failed();
return;
}
int enable = 1;
int err = server_->setsockopt(SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(int));
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to set reuseaddr: errno %d", err);
// we can still continue
}
err = server_->setblocking(false);
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to set nonblocking mode: errno %d", err);
this->mark_failed();
return;
}
struct sockaddr_storage server;
socklen_t sl = socket::set_sockaddr_any((struct sockaddr *) &server, sizeof(server), this->port_);
if (sl == 0) {
ESP_LOGW(TAG, "Socket unable to set sockaddr: errno %d", errno);
this->mark_failed();
return;
}
err = server_->bind((struct sockaddr *) &server, sizeof(server));
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to bind: errno %d", errno);
this->mark_failed();
return;
}
err = server_->listen(4);
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to listen: errno %d", errno);
this->mark_failed();
return;
}
this->dump_config();
}
void OTAComponent::dump_config() {
ESP_LOGCONFIG(TAG, "Over-The-Air Updates:");
ESP_LOGCONFIG(TAG, " Address: %s:%u", network::get_use_address().c_str(), this->port_);
#ifdef USE_OTA_PASSWORD
if (!this->password_.empty()) {
ESP_LOGCONFIG(TAG, " Using Password.");
}
#endif
ESP_LOGCONFIG(TAG, " OTA version: %d.", USE_OTA_VERSION);
if (this->has_safe_mode_ && this->safe_mode_rtc_value_ > 1 &&
this->safe_mode_rtc_value_ != esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC) {
ESP_LOGW(TAG, "Last Boot was an unhandled reset, will proceed to safe mode in %" PRIu32 " restarts",
this->safe_mode_num_attempts_ - this->safe_mode_rtc_value_);
}
}
void OTAComponent::loop() {
this->handle_();
if (this->has_safe_mode_ && (millis() - this->safe_mode_start_time_) > this->safe_mode_enable_time_) {
this->has_safe_mode_ = false;
// successful boot, reset counter
ESP_LOGI(TAG, "Boot seems successful, resetting boot loop counter.");
this->clean_rtc();
}
}
static const uint8_t FEATURE_SUPPORTS_COMPRESSION = 0x01;
void OTAComponent::handle_() {
OTAResponseTypes error_code = OTA_RESPONSE_ERROR_UNKNOWN;
bool update_started = false;
size_t total = 0;
uint32_t last_progress = 0;
uint8_t buf[1024];
char *sbuf = reinterpret_cast<char *>(buf);
size_t ota_size;
uint8_t ota_features;
std::unique_ptr<OTABackend> backend;
(void) ota_features;
#if USE_OTA_VERSION == 2
size_t size_acknowledged = 0;
#endif
if (client_ == nullptr) {
struct sockaddr_storage source_addr;
socklen_t addr_len = sizeof(source_addr);
client_ = server_->accept((struct sockaddr *) &source_addr, &addr_len);
}
if (client_ == nullptr)
return;
int enable = 1;
int err = client_->setsockopt(IPPROTO_TCP, TCP_NODELAY, &enable, sizeof(int));
if (err != 0) {
ESP_LOGW(TAG, "Socket could not enable tcp nodelay, errno: %d", errno);
return;
}
ESP_LOGD(TAG, "Starting OTA Update from %s...", this->client_->getpeername().c_str());
this->status_set_warning();
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(OTA_STARTED, 0.0f, 0);
#endif
if (!this->readall_(buf, 5)) {
ESP_LOGW(TAG, "Reading magic bytes failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// 0x6C, 0x26, 0xF7, 0x5C, 0x45
if (buf[0] != 0x6C || buf[1] != 0x26 || buf[2] != 0xF7 || buf[3] != 0x5C || buf[4] != 0x45) {
ESP_LOGW(TAG, "Magic bytes do not match! 0x%02X-0x%02X-0x%02X-0x%02X-0x%02X", buf[0], buf[1], buf[2], buf[3],
buf[4]);
error_code = OTA_RESPONSE_ERROR_MAGIC;
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// Send OK and version - 2 bytes
buf[0] = OTA_RESPONSE_OK;
buf[1] = USE_OTA_VERSION;
this->writeall_(buf, 2);
backend = make_ota_backend();
// Read features - 1 byte
if (!this->readall_(buf, 1)) {
ESP_LOGW(TAG, "Reading features failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
ota_features = buf[0]; // NOLINT
ESP_LOGV(TAG, "OTA features is 0x%02X", ota_features);
// Acknowledge header - 1 byte
buf[0] = OTA_RESPONSE_HEADER_OK;
if ((ota_features & FEATURE_SUPPORTS_COMPRESSION) != 0 && backend->supports_compression()) {
buf[0] = OTA_RESPONSE_SUPPORTS_COMPRESSION;
}
this->writeall_(buf, 1);
#ifdef USE_OTA_PASSWORD
if (!this->password_.empty()) {
buf[0] = OTA_RESPONSE_REQUEST_AUTH;
this->writeall_(buf, 1);
md5::MD5Digest md5{};
md5.init();
sprintf(sbuf, "%08" PRIx32, random_uint32());
md5.add(sbuf, 8);
md5.calculate();
md5.get_hex(sbuf);
ESP_LOGV(TAG, "Auth: Nonce is %s", sbuf);
// Send nonce, 32 bytes hex MD5
if (!this->writeall_(reinterpret_cast<uint8_t *>(sbuf), 32)) {
ESP_LOGW(TAG, "Auth: Writing nonce failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// prepare challenge
md5.init();
md5.add(this->password_.c_str(), this->password_.length());
// add nonce
md5.add(sbuf, 32);
// Receive cnonce, 32 bytes hex MD5
if (!this->readall_(buf, 32)) {
ESP_LOGW(TAG, "Auth: Reading cnonce failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
sbuf[32] = '\0';
ESP_LOGV(TAG, "Auth: CNonce is %s", sbuf);
// add cnonce
md5.add(sbuf, 32);
// calculate result
md5.calculate();
md5.get_hex(sbuf);
ESP_LOGV(TAG, "Auth: Result is %s", sbuf);
// Receive result, 32 bytes hex MD5
if (!this->readall_(buf + 64, 32)) {
ESP_LOGW(TAG, "Auth: Reading response failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
sbuf[64 + 32] = '\0';
ESP_LOGV(TAG, "Auth: Response is %s", sbuf + 64);
bool matches = true;
for (uint8_t i = 0; i < 32; i++)
matches = matches && buf[i] == buf[64 + i];
if (!matches) {
ESP_LOGW(TAG, "Auth failed! Passwords do not match!");
error_code = OTA_RESPONSE_ERROR_AUTH_INVALID;
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
}
#endif // USE_OTA_PASSWORD
// Acknowledge auth OK - 1 byte
buf[0] = OTA_RESPONSE_AUTH_OK;
this->writeall_(buf, 1);
// Read size, 4 bytes MSB first
if (!this->readall_(buf, 4)) {
ESP_LOGW(TAG, "Reading size failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
ota_size = 0;
for (uint8_t i = 0; i < 4; i++) {
ota_size <<= 8;
ota_size |= buf[i];
}
ESP_LOGV(TAG, "OTA size is %u bytes", ota_size);
error_code = backend->begin(ota_size);
if (error_code != OTA_RESPONSE_OK)
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
update_started = true;
// Acknowledge prepare OK - 1 byte
buf[0] = OTA_RESPONSE_UPDATE_PREPARE_OK;
this->writeall_(buf, 1);
// Read binary MD5, 32 bytes
if (!this->readall_(buf, 32)) {
ESP_LOGW(TAG, "Reading binary MD5 checksum failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
sbuf[32] = '\0';
ESP_LOGV(TAG, "Update: Binary MD5 is %s", sbuf);
backend->set_update_md5(sbuf);
// Acknowledge MD5 OK - 1 byte
buf[0] = OTA_RESPONSE_BIN_MD5_OK;
this->writeall_(buf, 1);
while (total < ota_size) {
// TODO: timeout check
size_t requested = std::min(sizeof(buf), ota_size - total);
ssize_t read = this->client_->read(buf, requested);
if (read == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
App.feed_wdt();
delay(1);
continue;
}
ESP_LOGW(TAG, "Error receiving data for update, errno: %d", errno);
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
} else if (read == 0) {
// $ man recv
// "When a stream socket peer has performed an orderly shutdown, the return value will
// be 0 (the traditional "end-of-file" return)."
ESP_LOGW(TAG, "Remote end closed connection");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
error_code = backend->write(buf, read);
if (error_code != OTA_RESPONSE_OK) {
ESP_LOGW(TAG, "Error writing binary data to flash!, error_code: %d", error_code);
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
total += read;
#if USE_OTA_VERSION == 2
while (size_acknowledged + OTA_BLOCK_SIZE <= total || (total == ota_size && size_acknowledged < ota_size)) {
buf[0] = OTA_RESPONSE_CHUNK_OK;
this->writeall_(buf, 1);
size_acknowledged += OTA_BLOCK_SIZE;
}
#endif
uint32_t now = millis();
if (now - last_progress > 1000) {
last_progress = now;
float percentage = (total * 100.0f) / ota_size;
ESP_LOGD(TAG, "OTA in progress: %0.1f%%", percentage);
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(OTA_IN_PROGRESS, percentage, 0);
#endif
// feed watchdog and give other tasks a chance to run
App.feed_wdt();
yield();
}
}
// Acknowledge receive OK - 1 byte
buf[0] = OTA_RESPONSE_RECEIVE_OK;
this->writeall_(buf, 1);
error_code = backend->end();
if (error_code != OTA_RESPONSE_OK) {
ESP_LOGW(TAG, "Error ending OTA!, error_code: %d", error_code);
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// Acknowledge Update end OK - 1 byte
buf[0] = OTA_RESPONSE_UPDATE_END_OK;
this->writeall_(buf, 1);
// Read ACK
if (!this->readall_(buf, 1) || buf[0] != OTA_RESPONSE_OK) {
ESP_LOGW(TAG, "Reading back acknowledgement failed!");
// do not go to error, this is not fatal
}
this->client_->close();
this->client_ = nullptr;
delay(10);
ESP_LOGI(TAG, "OTA update finished!");
this->status_clear_warning();
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(OTA_COMPLETED, 100.0f, 0);
#endif
delay(100); // NOLINT
App.safe_reboot();
error:
buf[0] = static_cast<uint8_t>(error_code);
this->writeall_(buf, 1);
this->client_->close();
this->client_ = nullptr;
if (backend != nullptr && update_started) {
backend->abort();
}
this->status_momentary_error("onerror", 5000);
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(OTA_ERROR, 0.0f, static_cast<uint8_t>(error_code));
#endif
}
bool OTAComponent::readall_(uint8_t *buf, size_t len) {
uint32_t start = millis();
uint32_t at = 0;
while (len - at > 0) {
uint32_t now = millis();
if (now - start > 1000) {
ESP_LOGW(TAG, "Timed out reading %d bytes of data", len);
return false;
}
ssize_t read = this->client_->read(buf + at, len - at);
if (read == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
App.feed_wdt();
delay(1);
continue;
}
ESP_LOGW(TAG, "Failed to read %d bytes of data, errno: %d", len, errno);
return false;
} else if (read == 0) {
ESP_LOGW(TAG, "Remote closed connection");
return false;
} else {
at += read;
}
App.feed_wdt();
delay(1);
}
return true;
}
bool OTAComponent::writeall_(const uint8_t *buf, size_t len) {
uint32_t start = millis();
uint32_t at = 0;
while (len - at > 0) {
uint32_t now = millis();
if (now - start > 1000) {
ESP_LOGW(TAG, "Timed out writing %d bytes of data", len);
return false;
}
ssize_t written = this->client_->write(buf + at, len - at);
if (written == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
App.feed_wdt();
delay(1);
continue;
}
ESP_LOGW(TAG, "Failed to write %d bytes of data, errno: %d", len, errno);
return false;
} else {
at += written;
}
App.feed_wdt();
delay(1);
}
return true;
}
float OTAComponent::get_setup_priority() const { return setup_priority::AFTER_WIFI; }
uint16_t OTAComponent::get_port() const { return this->port_; }
void OTAComponent::set_port(uint16_t port) { this->port_ = port; }
void OTAComponent::set_safe_mode_pending(const bool &pending) {
if (!this->has_safe_mode_)
return;
uint32_t current_rtc = this->read_rtc_();
if (pending && current_rtc != esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC) {
ESP_LOGI(TAG, "Device will enter safe mode on next boot.");
this->write_rtc_(esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC);
}
if (!pending && current_rtc == esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC) {
ESP_LOGI(TAG, "Safe mode pending has been cleared");
this->clean_rtc();
}
}
bool OTAComponent::get_safe_mode_pending() {
return this->has_safe_mode_ && this->read_rtc_() == esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC;
}
bool OTAComponent::should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time) {
this->has_safe_mode_ = true;
this->safe_mode_start_time_ = millis();
this->safe_mode_enable_time_ = enable_time;
this->safe_mode_num_attempts_ = num_attempts;
this->rtc_ = global_preferences->make_preference<uint32_t>(233825507UL, false);
this->safe_mode_rtc_value_ = this->read_rtc_();
bool is_manual_safe_mode = this->safe_mode_rtc_value_ == esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC;
if (is_manual_safe_mode) {
ESP_LOGI(TAG, "Safe mode has been entered manually");
} else {
ESP_LOGCONFIG(TAG, "There have been %" PRIu32 " suspected unsuccessful boot attempts.", this->safe_mode_rtc_value_);
}
if (this->safe_mode_rtc_value_ >= num_attempts || is_manual_safe_mode) {
this->clean_rtc();
if (!is_manual_safe_mode) {
ESP_LOGE(TAG, "Boot loop detected. Proceeding to safe mode.");
}
this->status_set_error();
this->set_timeout(enable_time, []() {
ESP_LOGE(TAG, "No OTA attempt made, restarting.");
App.reboot();
});
// Delay here to allow power to stabilise before Wi-Fi/Ethernet is initialised.
delay(300); // NOLINT
App.setup();
ESP_LOGI(TAG, "Waiting for OTA attempt.");
return true;
} else {
// increment counter
this->write_rtc_(this->safe_mode_rtc_value_ + 1);
return false;
}
}
void OTAComponent::write_rtc_(uint32_t val) {
this->rtc_.save(&val);
global_preferences->sync();
}
uint32_t OTAComponent::read_rtc_() {
uint32_t val;
if (!this->rtc_.load(&val))
return 0;
return val;
}
void OTAComponent::clean_rtc() { this->write_rtc_(0); }
void OTAComponent::on_safe_shutdown() {
if (this->has_safe_mode_ && this->read_rtc_() != esphome::ota::OTAComponent::ENTER_SAFE_MODE_MAGIC)
this->clean_rtc();
}
#ifdef USE_OTA_STATE_CALLBACK
void OTAComponent::add_on_state_callback(std::function<void(OTAState, float, uint8_t)> &&callback) {
this->state_callback_.add(std::move(callback));

89
esphome/components/ota/ota_component.h
View File

@ -1,25 +1,106 @@
#pragma once
#include "esphome/core/defines.h"
#include "esphome/components/socket/socket.h"
#include "esphome/core/component.h"
#include "esphome/core/preferences.h"
#include "esphome/core/helpers.h"
#include "esphome/core/defines.h"
namespace esphome {
namespace ota {
enum OTAResponseTypes {
OTA_RESPONSE_OK = 0x00,
OTA_RESPONSE_REQUEST_AUTH = 0x01,
OTA_RESPONSE_HEADER_OK = 0x40,
OTA_RESPONSE_AUTH_OK = 0x41,
OTA_RESPONSE_UPDATE_PREPARE_OK = 0x42,
OTA_RESPONSE_BIN_MD5_OK = 0x43,
OTA_RESPONSE_RECEIVE_OK = 0x44,
OTA_RESPONSE_UPDATE_END_OK = 0x45,
OTA_RESPONSE_SUPPORTS_COMPRESSION = 0x46,
OTA_RESPONSE_CHUNK_OK = 0x47,
OTA_RESPONSE_ERROR_MAGIC = 0x80,
OTA_RESPONSE_ERROR_UPDATE_PREPARE = 0x81,
OTA_RESPONSE_ERROR_AUTH_INVALID = 0x82,
OTA_RESPONSE_ERROR_WRITING_FLASH = 0x83,
OTA_RESPONSE_ERROR_UPDATE_END = 0x84,
OTA_RESPONSE_ERROR_INVALID_BOOTSTRAPPING = 0x85,
OTA_RESPONSE_ERROR_WRONG_CURRENT_FLASH_CONFIG = 0x86,
OTA_RESPONSE_ERROR_WRONG_NEW_FLASH_CONFIG = 0x87,
OTA_RESPONSE_ERROR_ESP8266_NOT_ENOUGH_SPACE = 0x88,
OTA_RESPONSE_ERROR_ESP32_NOT_ENOUGH_SPACE = 0x89,
OTA_RESPONSE_ERROR_NO_UPDATE_PARTITION = 0x8A,
OTA_RESPONSE_ERROR_MD5_MISMATCH = 0x8B,
OTA_RESPONSE_ERROR_RP2040_NOT_ENOUGH_SPACE = 0x8C,
OTA_RESPONSE_ERROR_UNKNOWN = 0xFF,
};
enum OTAState { OTA_COMPLETED = 0, OTA_STARTED, OTA_IN_PROGRESS, OTA_ERROR };
/// OTAComponent provides a simple way to integrate Over-the-Air updates into your app using ArduinoOTA.
class OTAComponent : public Component {
public:
virtual bool should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time) { return false; }
OTAComponent();
#ifdef USE_OTA_PASSWORD
void set_auth_password(const std::string &password) { password_ = password; }
#endif // USE_OTA_PASSWORD
/// Manually set the port OTA should listen on.
void set_port(uint16_t port);
bool should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time);
/// Set to true if the next startup will enter safe mode
virtual void set_safe_mode_pending(const bool &pending) {}
virtual bool get_safe_mode_pending() { return false; }
void set_safe_mode_pending(const bool &pending);
bool get_safe_mode_pending();
#ifdef USE_OTA_STATE_CALLBACK
void add_on_state_callback(std::function<void(OTAState, float, uint8_t)> &&callback);
#endif
// ========== INTERNAL METHODS ==========
// (In most use cases you won't need these)
void setup() override;
void dump_config() override;
float get_setup_priority() const override;
void loop() override;
uint16_t get_port() const;
void clean_rtc();
void on_safe_shutdown() override;
protected:
void write_rtc_(uint32_t val);
uint32_t read_rtc_();
void handle_();
bool readall_(uint8_t *buf, size_t len);
bool writeall_(const uint8_t *buf, size_t len);
#ifdef USE_OTA_PASSWORD
std::string password_;
#endif // USE_OTA_PASSWORD
uint16_t port_;
std::unique_ptr<socket::Socket> server_;
std::unique_ptr<socket::Socket> client_;
bool has_safe_mode_{false}; ///< stores whether safe mode can be enabled.
uint32_t safe_mode_start_time_; ///< stores when safe mode was enabled.
uint32_t safe_mode_enable_time_{60000}; ///< The time safe mode should be on for.
uint32_t safe_mode_rtc_value_;
uint8_t safe_mode_num_attempts_;
ESPPreferenceObject rtc_;
static const uint32_t ENTER_SAFE_MODE_MAGIC =
0x5afe5afe; ///< a magic number to indicate that safe mode should be entered on next boot
#ifdef USE_OTA_STATE_CALLBACK
CallbackManager<void(OTAState, float, uint8_t)> state_callback_{};
#endif

3
esphome/components/ota_network/__init__.py
View File

@ -1,3 +0,0 @@
CODEOWNERS = ["@esphome/core"]
DEPENDENCIES = ["network"]
AUTO_LOAD = ["socket", "md5"]

527
esphome/components/ota_network/ota_component.cpp
View File

@ -1,527 +0,0 @@
#include "ota_component.h"
#include "ota_backend.h"
#include "ota_backend_arduino_esp32.h"
#include "ota_backend_arduino_esp8266.h"
#include "ota_backend_arduino_rp2040.h"
#include "ota_backend_arduino_libretiny.h"
#include "ota_backend_esp_idf.h"
#include "esphome/core/log.h"
#include "esphome/core/application.h"
#include "esphome/core/hal.h"
#include "esphome/core/util.h"
#include "esphome/components/md5/md5.h"
#include "esphome/components/network/util.h"
#include <cerrno>
#include <cstdio>
namespace esphome {
namespace ota_network {
static const char *const TAG = "ota";
static constexpr u_int16_t OTA_BLOCK_SIZE = 8192;
std::unique_ptr<OTABackend> make_ota_backend() {
#ifdef USE_ARDUINO
#ifdef USE_ESP8266
return make_unique<ArduinoESP8266OTABackend>();
#endif // USE_ESP8266
#ifdef USE_ESP32
return make_unique<ArduinoESP32OTABackend>();
#endif // USE_ESP32
#endif // USE_ARDUINO
#ifdef USE_ESP_IDF
return make_unique<IDFOTABackend>();
#endif // USE_ESP_IDF
#ifdef USE_RP2040
return make_unique<ArduinoRP2040OTABackend>();
#endif // USE_RP2040
#ifdef USE_LIBRETINY
return make_unique<ArduinoLibreTinyOTABackend>();
#endif
}
OTAComponent::OTAComponent() { ota::global_ota_component = this; }
void OTAComponent::setup() {
server_ = socket::socket_ip(SOCK_STREAM, 0);
if (server_ == nullptr) {
ESP_LOGW(TAG, "Could not create socket.");
this->mark_failed();
return;
}
int enable = 1;
int err = server_->setsockopt(SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(int));
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to set reuseaddr: errno %d", err);
// we can still continue
}
err = server_->setblocking(false);
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to set nonblocking mode: errno %d", err);
this->mark_failed();
return;
}
struct sockaddr_storage server;
socklen_t sl = socket::set_sockaddr_any((struct sockaddr *) &server, sizeof(server), this->port_);
if (sl == 0) {
ESP_LOGW(TAG, "Socket unable to set sockaddr: errno %d", errno);
this->mark_failed();
return;
}
err = server_->bind((struct sockaddr *) &server, sizeof(server));
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to bind: errno %d", errno);
this->mark_failed();
return;
}
err = server_->listen(4);
if (err != 0) {
ESP_LOGW(TAG, "Socket unable to listen: errno %d", errno);
this->mark_failed();
return;
}
this->dump_config();
}
void OTAComponent::dump_config() {
ESP_LOGCONFIG(TAG, "Over-The-Air Updates:");
ESP_LOGCONFIG(TAG, " Address: %s:%u", network::get_use_address().c_str(), this->port_);
#ifdef USE_OTA_PASSWORD
if (!this->password_.empty()) {
ESP_LOGCONFIG(TAG, " Using Password.");
}
#endif
ESP_LOGCONFIG(TAG, " OTA version: %d.", USE_OTA_VERSION);
if (this->has_safe_mode_ && this->safe_mode_rtc_value_ > 1 &&
this->safe_mode_rtc_value_ != esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC) {
ESP_LOGW(TAG, "Last Boot was an unhandled reset, will proceed to safe mode in %" PRIu32 " restarts",
this->safe_mode_num_attempts_ - this->safe_mode_rtc_value_);
}
}
void OTAComponent::loop() {
this->handle_();
if (this->has_safe_mode_ && (millis() - this->safe_mode_start_time_) > this->safe_mode_enable_time_) {
this->has_safe_mode_ = false;
// successful boot, reset counter
ESP_LOGI(TAG, "Boot seems successful, resetting boot loop counter.");
this->clean_rtc();
}
}
static const uint8_t FEATURE_SUPPORTS_COMPRESSION = 0x01;
void OTAComponent::handle_() {
OTAResponseTypes error_code = OTA_RESPONSE_ERROR_UNKNOWN;
bool update_started = false;
size_t total = 0;
uint32_t last_progress = 0;
uint8_t buf[1024];
char *sbuf = reinterpret_cast<char *>(buf);
size_t ota_size;
uint8_t ota_features;
std::unique_ptr<OTABackend> backend;
(void) ota_features;
#if USE_OTA_VERSION == 2
size_t size_acknowledged = 0;
#endif
if (client_ == nullptr) {
struct sockaddr_storage source_addr;
socklen_t addr_len = sizeof(source_addr);
client_ = server_->accept((struct sockaddr *) &source_addr, &addr_len);
}
if (client_ == nullptr)
return;
int enable = 1;
int err = client_->setsockopt(IPPROTO_TCP, TCP_NODELAY, &enable, sizeof(int));
if (err != 0) {
ESP_LOGW(TAG, "Socket could not enable tcp nodelay, errno: %d", errno);
return;
}
ESP_LOGD(TAG, "Starting OTA Update from %s...", this->client_->getpeername().c_str());
this->status_set_warning();
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(ota::OTA_STARTED, 0.0f, 0);
#endif
if (!this->readall_(buf, 5)) {
ESP_LOGW(TAG, "Reading magic bytes failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// 0x6C, 0x26, 0xF7, 0x5C, 0x45
if (buf[0] != 0x6C || buf[1] != 0x26 || buf[2] != 0xF7 || buf[3] != 0x5C || buf[4] != 0x45) {
ESP_LOGW(TAG, "Magic bytes do not match! 0x%02X-0x%02X-0x%02X-0x%02X-0x%02X", buf[0], buf[1], buf[2], buf[3],
buf[4]);
error_code = OTA_RESPONSE_ERROR_MAGIC;
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// Send OK and version - 2 bytes
buf[0] = OTA_RESPONSE_OK;
buf[1] = USE_OTA_VERSION;
this->writeall_(buf, 2);
backend = make_ota_backend();
// Read features - 1 byte
if (!this->readall_(buf, 1)) {
ESP_LOGW(TAG, "Reading features failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
ota_features = buf[0]; // NOLINT
ESP_LOGV(TAG, "OTA features is 0x%02X", ota_features);
// Acknowledge header - 1 byte
buf[0] = OTA_RESPONSE_HEADER_OK;
if ((ota_features & FEATURE_SUPPORTS_COMPRESSION) != 0 && backend->supports_compression()) {
buf[0] = OTA_RESPONSE_SUPPORTS_COMPRESSION;
}
this->writeall_(buf, 1);
#ifdef USE_OTA_PASSWORD
if (!this->password_.empty()) {
buf[0] = OTA_RESPONSE_REQUEST_AUTH;
this->writeall_(buf, 1);
md5::MD5Digest md5{};
md5.init();
sprintf(sbuf, "%08" PRIx32, random_uint32());
md5.add(sbuf, 8);
md5.calculate();
md5.get_hex(sbuf);
ESP_LOGV(TAG, "Auth: Nonce is %s", sbuf);
// Send nonce, 32 bytes hex MD5
if (!this->writeall_(reinterpret_cast<uint8_t *>(sbuf), 32)) {
ESP_LOGW(TAG, "Auth: Writing nonce failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// prepare challenge
md5.init();
md5.add(this->password_.c_str(), this->password_.length());
// add nonce
md5.add(sbuf, 32);
// Receive cnonce, 32 bytes hex MD5
if (!this->readall_(buf, 32)) {
ESP_LOGW(TAG, "Auth: Reading cnonce failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
sbuf[32] = '\0';
ESP_LOGV(TAG, "Auth: CNonce is %s", sbuf);
// add cnonce
md5.add(sbuf, 32);
// calculate result
md5.calculate();
md5.get_hex(sbuf);
ESP_LOGV(TAG, "Auth: Result is %s", sbuf);
// Receive result, 32 bytes hex MD5
if (!this->readall_(buf + 64, 32)) {
ESP_LOGW(TAG, "Auth: Reading response failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
sbuf[64 + 32] = '\0';
ESP_LOGV(TAG, "Auth: Response is %s", sbuf + 64);
bool matches = true;
for (uint8_t i = 0; i < 32; i++)
matches = matches && buf[i] == buf[64 + i];
if (!matches) {
ESP_LOGW(TAG, "Auth failed! Passwords do not match!");
error_code = OTA_RESPONSE_ERROR_AUTH_INVALID;
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
}
#endif // USE_OTA_PASSWORD
// Acknowledge auth OK - 1 byte
buf[0] = OTA_RESPONSE_AUTH_OK;
this->writeall_(buf, 1);
// Read size, 4 bytes MSB first
if (!this->readall_(buf, 4)) {
ESP_LOGW(TAG, "Reading size failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
ota_size = 0;
for (uint8_t i = 0; i < 4; i++) {
ota_size <<= 8;
ota_size |= buf[i];
}
ESP_LOGV(TAG, "OTA size is %u bytes", ota_size);
error_code = backend->begin(ota_size);
if (error_code != OTA_RESPONSE_OK)
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
update_started = true;
// Acknowledge prepare OK - 1 byte
buf[0] = OTA_RESPONSE_UPDATE_PREPARE_OK;
this->writeall_(buf, 1);
// Read binary MD5, 32 bytes
if (!this->readall_(buf, 32)) {
ESP_LOGW(TAG, "Reading binary MD5 checksum failed!");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
sbuf[32] = '\0';
ESP_LOGV(TAG, "Update: Binary MD5 is %s", sbuf);
backend->set_update_md5(sbuf);
// Acknowledge MD5 OK - 1 byte
buf[0] = OTA_RESPONSE_BIN_MD5_OK;
this->writeall_(buf, 1);
while (total < ota_size) {
// TODO: timeout check
size_t requested = std::min(sizeof(buf), ota_size - total);
ssize_t read = this->client_->read(buf, requested);
if (read == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
App.feed_wdt();
delay(1);
continue;
}
ESP_LOGW(TAG, "Error receiving data for update, errno: %d", errno);
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
} else if (read == 0) {
// $ man recv
// "When a stream socket peer has performed an orderly shutdown, the return value will
// be 0 (the traditional "end-of-file" return)."
ESP_LOGW(TAG, "Remote end closed connection");
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
error_code = backend->write(buf, read);
if (error_code != OTA_RESPONSE_OK) {
ESP_LOGW(TAG, "Error writing binary data to flash!, error_code: %d", error_code);
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
total += read;
#if USE_OTA_VERSION == 2
while (size_acknowledged + OTA_BLOCK_SIZE <= total || (total == ota_size && size_acknowledged < ota_size)) {
buf[0] = OTA_RESPONSE_CHUNK_OK;
this->writeall_(buf, 1);
size_acknowledged += OTA_BLOCK_SIZE;
}
#endif
uint32_t now = millis();
if (now - last_progress > 1000) {
last_progress = now;
float percentage = (total * 100.0f) / ota_size;
ESP_LOGD(TAG, "OTA in progress: %0.1f%%", percentage);
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(ota::OTA_IN_PROGRESS, percentage, 0);
#endif
// feed watchdog and give other tasks a chance to run
App.feed_wdt();
yield();
}
}
// Acknowledge receive OK - 1 byte
buf[0] = OTA_RESPONSE_RECEIVE_OK;
this->writeall_(buf, 1);
error_code = backend->end();
if (error_code != OTA_RESPONSE_OK) {
ESP_LOGW(TAG, "Error ending OTA!, error_code: %d", error_code);
goto error; // NOLINT(cppcoreguidelines-avoid-goto)
}
// Acknowledge Update end OK - 1 byte
buf[0] = OTA_RESPONSE_UPDATE_END_OK;
this->writeall_(buf, 1);
// Read ACK
if (!this->readall_(buf, 1) || buf[0] != OTA_RESPONSE_OK) {
ESP_LOGW(TAG, "Reading back acknowledgement failed!");
// do not go to error, this is not fatal
}
this->client_->close();
this->client_ = nullptr;
delay(10);
ESP_LOGI(TAG, "OTA update finished!");
this->status_clear_warning();
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(ota::OTA_COMPLETED, 100.0f, 0);
#endif
delay(100); // NOLINT
App.safe_reboot();
error:
buf[0] = static_cast<uint8_t>(error_code);
this->writeall_(buf, 1);
this->client_->close();
this->client_ = nullptr;
if (backend != nullptr && update_started) {
backend->abort();
}
this->status_momentary_error("onerror", 5000);
#ifdef USE_OTA_STATE_CALLBACK
this->state_callback_.call(ota::OTA_ERROR, 0.0f, static_cast<uint8_t>(error_code));
#endif
}
bool OTAComponent::readall_(uint8_t *buf, size_t len) {
uint32_t start = millis();
uint32_t at = 0;
while (len - at > 0) {
uint32_t now = millis();
if (now - start > 1000) {
ESP_LOGW(TAG, "Timed out reading %d bytes of data", len);
return false;
}
ssize_t read = this->client_->read(buf + at, len - at);
if (read == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
App.feed_wdt();
delay(1);
continue;
}
ESP_LOGW(TAG, "Failed to read %d bytes of data, errno: %d", len, errno);
return false;
} else if (read == 0) {
ESP_LOGW(TAG, "Remote closed connection");
return false;
} else {
at += read;
}
App.feed_wdt();
delay(1);
}
return true;
}
bool OTAComponent::writeall_(const uint8_t *buf, size_t len) {
uint32_t start = millis();
uint32_t at = 0;
while (len - at > 0) {
uint32_t now = millis();
if (now - start > 1000) {
ESP_LOGW(TAG, "Timed out writing %d bytes of data", len);
return false;
}
ssize_t written = this->client_->write(buf + at, len - at);
if (written == -1) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
App.feed_wdt();
delay(1);
continue;
}
ESP_LOGW(TAG, "Failed to write %d bytes of data, errno: %d", len, errno);
return false;
} else {
at += written;
}
App.feed_wdt();
delay(1);
}
return true;
}
float OTAComponent::get_setup_priority() const { return setup_priority::AFTER_WIFI; }
uint16_t OTAComponent::get_port() const { return this->port_; }
void OTAComponent::set_port(uint16_t port) { this->port_ = port; }
void OTAComponent::set_safe_mode_pending(const bool &pending) {
if (!this->has_safe_mode_)
return;
uint32_t current_rtc = this->read_rtc_();
if (pending && current_rtc != esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC) {
ESP_LOGI(TAG, "Device will enter safe mode on next boot.");
this->write_rtc_(esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC);
}
if (!pending && current_rtc == esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC) {
ESP_LOGI(TAG, "Safe mode pending has been cleared");
this->clean_rtc();
}
}
bool OTAComponent::get_safe_mode_pending() {
return this->has_safe_mode_ && this->read_rtc_() == esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC;
}
bool OTAComponent::should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time) {
this->has_safe_mode_ = true;
this->safe_mode_start_time_ = millis();
this->safe_mode_enable_time_ = enable_time;
this->safe_mode_num_attempts_ = num_attempts;
this->rtc_ = global_preferences->make_preference<uint32_t>(233825507UL, false);
this->safe_mode_rtc_value_ = this->read_rtc_();
bool is_manual_safe_mode = this->safe_mode_rtc_value_ == esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC;
if (is_manual_safe_mode) {
ESP_LOGI(TAG, "Safe mode has been entered manually");
} else {
ESP_LOGCONFIG(TAG, "There have been %" PRIu32 " suspected unsuccessful boot attempts.", this->safe_mode_rtc_value_);
}
if (this->safe_mode_rtc_value_ >= num_attempts || is_manual_safe_mode) {
this->clean_rtc();
if (!is_manual_safe_mode) {
ESP_LOGE(TAG, "Boot loop detected. Proceeding to safe mode.");
}
this->status_set_error();
this->set_timeout(enable_time, []() {
ESP_LOGE(TAG, "No OTA attempt made, restarting.");
App.reboot();
});
// Delay here to allow power to stabilise before Wi-Fi/Ethernet is initialised.
delay(300); // NOLINT
App.setup();
ESP_LOGI(TAG, "Waiting for OTA attempt.");
return true;
} else {
// increment counter
this->write_rtc_(this->safe_mode_rtc_value_ + 1);
return false;
}
}
void OTAComponent::write_rtc_(uint32_t val) {
this->rtc_.save(&val);
global_preferences->sync();
}
uint32_t OTAComponent::read_rtc_() {
uint32_t val;
if (!this->rtc_.load(&val))
return 0;
return val;
}
void OTAComponent::clean_rtc() { this->write_rtc_(0); }
void OTAComponent::on_safe_shutdown() {
if (this->has_safe_mode_ && this->read_rtc_() != esphome::ota_network::OTAComponent::ENTER_SAFE_MODE_MAGIC)
this->clean_rtc();
}
} // namespace ota_network
} // namespace esphome

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esphome/components/ota_network/ota_component.h
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@ -1,98 +0,0 @@
#pragma once
#include "esphome/components/socket/socket.h"
#include "esphome/core/preferences.h"
#include "esphome/components/ota/ota_component.h"
namespace esphome {
namespace ota_network {
enum OTAResponseTypes {
OTA_RESPONSE_OK = 0x00,
OTA_RESPONSE_REQUEST_AUTH = 0x01,
OTA_RESPONSE_HEADER_OK = 0x40,
OTA_RESPONSE_AUTH_OK = 0x41,
OTA_RESPONSE_UPDATE_PREPARE_OK = 0x42,
OTA_RESPONSE_BIN_MD5_OK = 0x43,
OTA_RESPONSE_RECEIVE_OK = 0x44,
OTA_RESPONSE_UPDATE_END_OK = 0x45,
OTA_RESPONSE_SUPPORTS_COMPRESSION = 0x46,
OTA_RESPONSE_CHUNK_OK = 0x47,
OTA_RESPONSE_ERROR_MAGIC = 0x80,
OTA_RESPONSE_ERROR_UPDATE_PREPARE = 0x81,
OTA_RESPONSE_ERROR_AUTH_INVALID = 0x82,
OTA_RESPONSE_ERROR_WRITING_FLASH = 0x83,
OTA_RESPONSE_ERROR_UPDATE_END = 0x84,
OTA_RESPONSE_ERROR_INVALID_BOOTSTRAPPING = 0x85,
OTA_RESPONSE_ERROR_WRONG_CURRENT_FLASH_CONFIG = 0x86,
OTA_RESPONSE_ERROR_WRONG_NEW_FLASH_CONFIG = 0x87,
OTA_RESPONSE_ERROR_ESP8266_NOT_ENOUGH_SPACE = 0x88,
OTA_RESPONSE_ERROR_ESP32_NOT_ENOUGH_SPACE = 0x89,
OTA_RESPONSE_ERROR_NO_UPDATE_PARTITION = 0x8A,
OTA_RESPONSE_ERROR_MD5_MISMATCH = 0x8B,
OTA_RESPONSE_ERROR_RP2040_NOT_ENOUGH_SPACE = 0x8C,
OTA_RESPONSE_ERROR_UNKNOWN = 0xFF,
};
/// OTAComponent provides a simple way to integrate Over-the-Air updates into your app using ArduinoOTA.
class OTAComponent : public ota::OTAComponent {
public:
OTAComponent();
#ifdef USE_OTA_PASSWORD
void set_auth_password(const std::string &password) { password_ = password; }
#endif // USE_OTA_PASSWORD
/// Manually set the port OTA should listen on.
void set_port(uint16_t port);
bool should_enter_safe_mode(uint8_t num_attempts, uint32_t enable_time) override;
/// Set to true if the next startup will enter safe mode
void set_safe_mode_pending(const bool &pending) override;
bool get_safe_mode_pending() override;
// ========== INTERNAL METHODS ==========
// (In most use cases you won't need these)
void setup() override;
void dump_config() override;
float get_setup_priority() const override;
void loop() override;
uint16_t get_port() const;
void clean_rtc();
void on_safe_shutdown() override;
protected:
void write_rtc_(uint32_t val);
uint32_t read_rtc_();
void handle_();
bool readall_(uint8_t *buf, size_t len);
bool writeall_(const uint8_t *buf, size_t len);
#ifdef USE_OTA_PASSWORD
std::string password_;
#endif // USE_OTA_PASSWORD
uint16_t port_;
std::unique_ptr<socket::Socket> server_;
std::unique_ptr<socket::Socket> client_;
bool has_safe_mode_{false}; ///< stores whether safe mode can be enabled.
uint32_t safe_mode_start_time_; ///< stores when safe mode was enabled.
uint32_t safe_mode_enable_time_{60000}; ///< The time safe mode should be on for.
uint32_t safe_mode_rtc_value_;
uint8_t safe_mode_num_attempts_;
ESPPreferenceObject rtc_;
static const uint32_t ENTER_SAFE_MODE_MAGIC =
0x5afe5afe; ///< a magic number to indicate that safe mode should be entered on next boot
};
} // namespace ota_network
} // namespace esphome