58204 2026-03-11 19:20:05 +0300 Примеры MQTTClient_publish/subscribe не могут подключиться к брокеру MQTT 2026-05-13 18:06:26 +0300 1 1 4 Development Sisyphus paho-c unstable x86_64 Linux CLOSED NOTABUG P5 normal --- 1 novikovas sirius fomchenkovda sirius qa-sisyphus oldest_to_newest 283653 0 20850 novikovas 2026-03-11 19:20:05 +0300 Created attachment 20850 MQTTClient_subscribe.c Версии пакетов: libpaho-mqtt-devel-1.3.16-alt1 gcc-14-alt1 Шаги воспроизведения: 1. Загрузить файлы MQTTClient_publish.c MQTTClient_subscribe.c 2. Скомпилировать: $ gcc -o MQTTClient_subscribe MQTTClient_subscribe.c -lpaho-mqtt3c -lpthread $ gcc -o MQTTClient_publish MQTTClient_publish.c -lpaho-mqtt3c -lpthread 3. Запустить: ./MQTTClient_subscribe & sleep 3 && ./MQTTClient_publish && fg ФР: [1] 3056 Using server at tcp://test.mosquitto.org:1883 Failed to connect, return code -1 [1]+ Выход 1 ./MQTTClient_subscribe Using server at tcp://test.mosquitto.org:1883 Failed to connect, return code -1 Дополнительно: Воспроизводится в p11 Примеры брал тут: https://raw.githubusercontent.com/eclipse/paho.mqtt.c/master/src/samples/MQTTClient_publish.c https://raw.githubusercontent.com/eclipse/paho.mqtt.c/master/src/samples/MQTTClient_subscribe.c 283654 1 20851 novikovas 2026-03-11 19:20:59 +0300 Created attachment 20851 MQTTClient_publish.c 284037 2 fomchenkovda 2026-03-17 16:38:36 +0300 Не удалось воспроизвести данную ошибку. Проверял на обновлённой системе p11 и sisyphus. Ошибка воспроизводится с периодичностью или постоянно? Что выводит команда: $ nc -vz test.mosquitto.org 1883? 20850 2026-03-11 19:20:05 +0300 2026-03-11 19:20:05 +0300 MQTTClient_subscribe.c MQTTClient_subscribe.c text/x-csrc 3532 novikovas LyoqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioq KioqKioqKioqKioqKioqKioqKioqKioKICogQ29weXJpZ2h0IChjKSAyMDEyLCAyMDI1IElCTSBD b3JwLiwgSWFuIENyYWdncwogKgogKiBBbGwgcmlnaHRzIHJlc2VydmVkLiBUaGlzIHByb2dyYW0g YW5kIHRoZSBhY2NvbXBhbnlpbmcgbWF0ZXJpYWxzCiAqIGFyZSBtYWRlIGF2YWlsYWJsZSB1bmRl ciB0aGUgdGVybXMgb2YgdGhlIEVjbGlwc2UgUHVibGljIExpY2Vuc2UgdjIuMAogKiBhbmQgRWNs aXBzZSBEaXN0cmlidXRpb24gTGljZW5zZSB2MS4wIHdoaWNoIGFjY29tcGFueSB0aGlzIGRpc3Ry aWJ1dGlvbi4gCiAqCiAqIFRoZSBFY2xpcHNlIFB1YmxpYyBMaWNlbnNlIGlzIGF2YWlsYWJsZSBh dCAKICogICBodHRwczovL3d3dy5lY2xpcHNlLm9yZy9sZWdhbC9lcGwtMi4wLwogKiBhbmQgdGhl IEVjbGlwc2UgRGlzdHJpYnV0aW9uIExpY2Vuc2UgaXMgYXZhaWxhYmxlIGF0IAogKiAgIGh0dHA6 Ly93d3cuZWNsaXBzZS5vcmcvb3JnL2RvY3VtZW50cy9lZGwtdjEwLnBocC4KICoKICogQ29udHJp 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