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https://github.com/emsesp/EMS-ESP32/discussions/3044

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proddy
2026-04-26 16:10:30 +02:00
parent 74062bab57
commit 3a11327e7e
9 changed files with 290 additions and 168 deletions
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1
src/core/emsesp.cpp
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@@ -1865,6 +1865,7 @@ void EMSESP::loop() {
}
// loop through the services
webStatusService.loop(); // periodic refresh of cached versions.json
rxservice_.loop(); // process any incoming Rx telegrams
shower_.loop(); // check for shower on/off
temperaturesensor_.loop(); // read sensor temperatures

7
src/core/system.cpp
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@@ -899,9 +899,7 @@ void System::heartbeat_json(JsonObject output) {
#if CONFIG_IDF_TARGET_ESP32S3 || CONFIG_IDF_TARGET_ESP32C3 || CONFIG_IDF_TARGET_ESP32S2
output["temperature"] = (int)temperature_;
#endif
#endif
#ifndef EMSESP_STANDALONE
if (!ethernet_connected_) {
int8_t rssi = WiFi.RSSI();
output["rssi"] = rssi;
@@ -909,6 +907,11 @@ void System::heartbeat_json(JsonObject output) {
output["wifireconnects"] = EMSESP::esp32React.getWifiReconnects();
}
#endif
// see if there is a newer version available
if (EMSESP::webStatusService.versions_cache_valid()) {
output["upgradeable"] = EMSESP::webStatusService.current_upgradeable();
}
}
// send periodic MQTT message with system information

200
src/web/WebStatusService.cpp
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@@ -20,6 +20,7 @@
#ifndef EMSESP_STANDALONE
#include <esp_ota_ops.h>
#include <HTTPClient.h>
#endif
namespace emsesp {
@@ -205,11 +206,11 @@ void WebStatusService::action(AsyncWebServerRequest * request, JsonVariant json)
bool is_admin = AuthenticationPredicates::IS_ADMIN(authentication);
// call action command
bool ok = false;
bool ok = true;
std::string action = json["action"];
if (action == "checkUpgrade") {
ok = checkUpgrade(root, param); // param could be empty, if so only send back version
if (action == "getVersions") {
getVersions(root);
} else if (action == "setPartition") {
ok = EMSESP::system_.set_partition(param.c_str());
} else if (action == "export") {
@@ -224,10 +225,8 @@ void WebStatusService::action(AsyncWebServerRequest * request, JsonVariant json)
ok = setSystemStatus(param.c_str());
} else if (action == "resetMQTT" && is_admin) {
EMSESP::mqtt_.reset_mqtt();
ok = true;
} else if (action == "upgradeImportantMessages") {
root["upgradeImportantMessageType"] = upgradeImportantMessages(param);
ok = true;
}
#if defined(EMSESP_STANDALONE) && !defined(EMSESP_UNITY)
@@ -311,46 +310,169 @@ uint8_t WebStatusService::upgradeImportantMessages(std::string & version) {
return 0; // if it's not a valid version upgrade return 0
}
// action = checkUpgrade
// versions holds the latest development version and stable version in one string, comma separated
bool WebStatusService::checkUpgrade(JsonObject root, std::string & version) {
if (!version.empty()) {
version::EMSESP_Version current_version(current_version_s);
version::EMSESP_Version latest_dev_version(version.substr(0, version.find(',')));
version::EMSESP_Version latest_stable_version(version.substr(version.find(',') + 1));
// action = getVersions
// returns the device's current version info plus the cached "stable" and "dev"
// entries from emsesp.org/versions.json. The remote fetch is NOT done here: it
// runs from the main loop task via WebStatusService::loop() so we never block
// the AsyncTCP callback (which has a tiny ~6 KB stack — far too small for an
// HTTPS handshake). If we have no cached data yet (no internet, fetch still
// pending, parse error) the "stable" and "dev" sections are simply omitted so
// the client can detect the offline case.
void WebStatusService::getVersions(JsonObject root) {
version::EMSESP_Version current_version(current_version_s);
bool is_dev = current_version.prerelease().find("dev") != std::string::npos;
bool dev_upgradeable = latest_dev_version > current_version;
bool stable_upgradeable = latest_stable_version > current_version;
JsonObject current = root["current"].to<JsonObject>();
current["version"] = current_version_s;
current["type"] = is_dev ? "dev" : "stable";
current["date"] = "";
current["upgradeable"] = current_upgradeable(); // false if cache not valid yet
#if defined(EMSESP_DEBUG)
// look for dev in the name to determine if we're using a dev release
bool using_dev_version = !current_version.prerelease().find("dev");
EMSESP::logger()
.debug("Checking version upgrade. This version=%d.%d.%d-%s (%s),latest dev=%d.%d.%d-%s (%s upgradeable),latest stable=%d.%d.%d-%s (%s upgradeable)",
current_version.major(),
current_version.minor(),
current_version.patch(),
current_version.prerelease().c_str(),
using_dev_version ? "Dev" : "Stable",
latest_dev_version.major(),
latest_dev_version.minor(),
latest_dev_version.patch(),
latest_dev_version.prerelease().c_str(),
dev_upgradeable ? "is" : "is not",
latest_stable_version.major(),
latest_stable_version.minor(),
latest_stable_version.patch(),
latest_stable_version.prerelease().c_str(),
stable_upgradeable ? "is" : "is not");
#endif
root["dev_upgradeable"] = dev_upgradeable;
root["stable_upgradeable"] = stable_upgradeable;
#ifndef EMSESP_STANDALONE
// pull the install_date for the running partition (if known)
const esp_partition_t * running = esp_ota_get_running_partition();
if (running != nullptr) {
const auto & info = EMSESP::system_.partition_info_;
auto it = info.find(running->label);
if (it != info.end() && it->second.install_date > 0) {
char time_string[25];
time_t d = it->second.install_date;
strftime(time_string, sizeof(time_string), "%FT%T", localtime(&d));
current["date"] = time_string;
}
}
root["emsesp_version"] = current_version_s; // always send back current version
if (!versions_cache_valid_) {
// no successful fetch yet (no network, fetch pending, or parse error)
return;
}
// copies a cached entry into root[key]. The upgradeable bool was computed
// once during refresh_versions_cache() so we just read it here.
auto add_section = [&](const char * key, const VersionInfo & info) {
if (info.version.empty()) {
return;
}
JsonObject out = root[key].to<JsonObject>();
out["version"] = info.version;
out["date"] = info.date;
out["upgradeable"] = info.upgradeable;
};
add_section("stable", versions_stable_);
add_section("dev", versions_dev_);
#else
// standalone/test build: provide deterministic dummy data
JsonObject stable_out = root["stable"].to<JsonObject>();
stable_out["version"] = "3.8.2";
stable_out["date"] = "2026-04-25";
stable_out["upgradeable"] = version::EMSESP_Version("3.8.2") > current_version;
JsonObject dev_out = root["dev"].to<JsonObject>();
dev_out["version"] = "3.8.3-dev.2";
dev_out["date"] = "2026-04-25";
dev_out["upgradeable"] = version::EMSESP_Version("3.8.3-dev.2") > current_version;
#endif
}
// periodic refresh (1 hour) of the cached versions.json. Runs on the main loop task,
// which has a much bigger stack than AsyncTCP, so it's safe to do HTTPS here.
void WebStatusService::loop() {
#ifndef EMSESP_STANDALONE
// need a network
if (!EMSESP::system_.ethernet_connected() && (WiFi.status() != WL_CONNECTED)) {
return;
}
uint32_t now = uuid::get_uptime();
// first call after we have a network: schedule the initial fetch a little
// later so we give NTP / DNS a chance to settle
if (versions_next_fetch_ms_ == 0) {
versions_next_fetch_ms_ = now + VERSIONS_INITIAL_DELAY_MS;
if (versions_next_fetch_ms_ == 0) {
versions_next_fetch_ms_ = 1; // avoid the "never scheduled" sentinel
}
return;
}
// not time yet (signed difference handles uint32 wrap)
if ((int32_t)(now - versions_next_fetch_ms_) < 0) {
return;
}
bool ok = refresh_versions_cache();
uint32_t next = uuid::get_uptime() + (ok ? VERSIONS_REFRESH_INTERVAL_MS : VERSIONS_RETRY_INTERVAL_MS);
if (next == 0) {
next = 1;
}
versions_next_fetch_ms_ = next;
#endif
}
// runs on the main loop task — never call this from an AsyncWebServer handler
bool WebStatusService::refresh_versions_cache() {
#ifdef EMSESP_STANDALONE
return false;
#else
HTTPClient http;
http.setFollowRedirects(HTTPC_STRICT_FOLLOW_REDIRECTS);
http.setTimeout(5000);
http.useHTTP10(true);
if (!http.begin("https://emsesp.org/versions.json")) {
EMSESP::logger().debug("versions.json: failed to start HTTPS request");
return false;
}
int httpCode = http.GET();
if (httpCode != HTTP_CODE_OK) {
EMSESP::logger().debug("versions.json: HTTP %d", httpCode);
http.end();
return false;
}
JsonDocument doc;
DeserializationError err = deserializeJson(doc, http.getStream());
http.end();
if (err) {
EMSESP::logger().debug("versions.json: parse error (%s)", err.c_str());
return false;
}
version::EMSESP_Version current_version(current_version_s);
auto read_section = [&doc, &current_version](const char * key, VersionInfo & out) {
JsonObjectConst section = doc[key];
if (section.isNull()) {
out = {};
return;
}
out.version = section["version"] | "";
out.date = section["date"] | "";
out.upgradeable = !out.version.empty() && version::EMSESP_Version(out.version) > current_version;
};
read_section("stable", versions_stable_);
read_section("dev", versions_dev_);
versions_cache_valid_ = true;
#if defined(EMSESP_DEBUG)
EMSESP::logger().debug("versions.json refreshed (stable=%s dev=%s)", versions_stable_.version.c_str(), versions_dev_.version.c_str());
#endif
return true;
#endif
}
// returns if current dev/stable is upgradeable
bool WebStatusService::current_upgradeable() const {
if (!versions_cache_valid_) {
return false;
}
version::EMSESP_Version current_version(current_version_s);
bool is_dev = current_version.prerelease().find("dev") != std::string::npos;
return is_dev ? versions_dev_.upgradeable : versions_stable_.upgradeable;
}
// action = allvalues

30
src/web/WebStatusService.h
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@@ -19,6 +19,17 @@ class WebStatusService {
return current_version_s;
}
// called from EMSESP::loop() to refresh the cached versions.json from emsesp.org so that the web
// request handler never has to do blocking HTTPS on the small AsyncTCP stack
void loop();
// true once we've had at least one successful versions.json fetch
bool versions_cache_valid() const {
return versions_cache_valid_;
}
bool current_upgradeable() const; // true if a newer version is available
// make action function public so we can test in the debug and standalone mode
#ifndef EMSESP_STANDALONE
protected:
@@ -30,7 +41,7 @@ class WebStatusService {
SecurityManager * _securityManager;
// actions
bool checkUpgrade(JsonObject root, std::string & latest_version);
void getVersions(JsonObject root);
bool exportData(JsonObject root, std::string & type);
bool getCustomSupport(JsonObject root);
bool uploadURL(const char * url);
@@ -39,6 +50,23 @@ class WebStatusService {
uint8_t upgradeImportantMessages(std::string & version);
std::string current_version_s = EMSESP_APP_VERSION;
// cached emsesp.org/versions.json. Refreshed from the main loop task, which has more stack.
struct VersionInfo {
std::string version;
std::string date;
bool upgradeable = false;
};
VersionInfo versions_stable_;
VersionInfo versions_dev_;
bool versions_cache_valid_ = false; // true once we've had at least one successful fetch
uint32_t versions_next_fetch_ms_ = 0; // uuid::get_uptime() of the next attempt; 0 = ASAP
bool refresh_versions_cache(); // does the actual HTTPS fetch + parse, returns true on success
static constexpr uint32_t VERSIONS_REFRESH_INTERVAL_MS = 60UL * 60UL * 1000UL; // 1 hour on success
static constexpr uint32_t VERSIONS_RETRY_INTERVAL_MS = 5UL * 60UL * 1000UL; // 5 min after failure
static constexpr uint32_t VERSIONS_INITIAL_DELAY_MS = 30UL * 1000UL; // wait 30s after boot
};
} // namespace emsesp