{"id":99312,"date":"2021-03-02T22:23:35","date_gmt":"2021-03-02T20:23:35","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kak-proshyol-fosdem-2021-na-matrix"},"modified":"2021-03-02T22:23:35","modified_gmt":"2021-03-02T20:23:35","slug":"kak-proshyol-fosdem-2021-na-matrix","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/kak-proshyol-fosdem-2021-na-matrix","title":{"rendered":"Jak przebieg\u0142 FOSDEM 2021 na Matrix","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><a rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/images\/19595\/original.png\" itemprop=\"contentURL\">       <img decoding=\"async\" alt=\"Jak przebieg\u0142 FOSDEM 2021 na Matrix\" src=\"\/wp-content\/uploads\/2021\/03\/50ef280effd00215fdeb758980b8131e.jpg\" style=\"display:block;margin: 0 auto;\" \/>            <\/a>                    <noindex>      <noindex><\/p>\n<p>W dniach 6\u20137 lutego 2021 roku odby\u0142a si\u0119 jedna z najwi\u0119kszych bezp\u0142atnych konferencji po\u015bwi\u0119conych wolnemu oprogramowaniu \u2014 <a rel=\"nofollow\" href=\"https:\/\/fosdem.org\">FOSDEM<\/a>. Zwykle konferencja odbywa\u0142a si\u0119 na \u017cywo w Brukseli, ale z powodu pandemii koronawirusa trzeba by\u0142o przenie\u015b\u0107 j\u0105 do internetu. Aby zrealizowa\u0107 to zadanie, organizatorzy nawi\u0105zali wsp\u00f3\u0142prac\u0119 z zespo\u0142em <a rel=\"nofollow\" href=\"https:\/\/element.io\">Element<\/a> i wybrali czat oparty na otwartym protokole <a rel=\"nofollow\" href=\"https:\/\/matrix.org\">Matrix<\/a> do stworzenia federacyjnej sieci komunikacji w czasie rzeczywistym, otwart\u0105 platform\u0119 VoIP <a rel=\"nofollow\" href=\"https:\/\/meet.jit.si\">Jitsi Meet<\/a> do integracji wideokonferencji oraz w\u0142asne narz\u0119dzia do ich automatyzacji. W konferencji wzi\u0119\u0142o udzia\u0142 ponad 30 tysi\u0119cy u\u017cytkownik\u00f3w, z czego 8 tysi\u0119cy by\u0142o aktywnych, a 24 tysi\u0105ce stanowili go\u015bcie.<\/p>\n<p><\/noindex><\/noindex> <noindex><\/p>\n<p>Protok\u00f3\u0142 Matrix opiera si\u0119 na liniowej historii zdarze\u0144 (events) w formacie JSON wewn\u0105trz acyklicznego grafu zdarze\u0144 (DAG): m\u00f3wi\u0105c pro\u015bciej, jest to rozproszona baza danych przechowuj\u0105ca pe\u0142n\u0105 histori\u0119 wys\u0142anych wiadomo\u015bci oraz dane uczestnicz\u0105cych u\u017cytkownik\u00f3w, replikuj\u0105c te informacje mi\u0119dzy zaanga\u017cowanymi serwerami \u2014 najbli\u017csz\u0105 technologi\u0105 o podobnym dzia\u0142aniu mo\u017ce by\u0107 Git. G\u0142\u00f3wn\u0105 implementacj\u0105 tej sieci jest komunikator z obs\u0142ug\u0105 szyfrowania end-to-end oraz VoIP (po\u0142\u0105cze\u0144 audio i wideo, konferencji grupowych). Referencyjne implementacje klient\u00f3w i serwer\u00f3w s\u0105 rozwijane przez komercyjn\u0105 firm\u0119 Element, kt\u00f3rej pracownicy stoj\u0105 r\u00f3wnie\u017c na czele organizacji non profit <a rel=\"nofollow\" href=\"https:\/\/matrix.org\/foundation\">Matrix.org Foundation<\/a>, nadzoruj\u0105cej rozw\u00f3j specyfikacji protoko\u0142u Matrix. Obecnie sie\u0107 Matrix obejmuje 28 milion\u00f3w kont i 60 tysi\u0119cy serwer\u00f3w.<\/p>\n<p><\/noindex>  <noindex><\/p>\n<p>Na potrzeby wydarzenia FOSDEM wydzielono osobny serwer, udost\u0119pniony dzi\u0119ki zasobom i wsparciu komercyjnej us\u0142ugi <a rel=\"nofollow\" href=\"https:\/\/ems.element.io\">Element Matrix Services (EMS)<\/a>.<\/p>\n<p><\/noindex> <\/p>\n<p>W weekend dzia\u0142a\u0142a nast\u0119puj\u0105ca infrastruktura:<\/p>\n<ul>\n<li>skalowalny poziomo serwer Matrix <a rel=\"nofollow\" href=\"https:\/\/github.com\/matrix-org\/synapse\">Synapse<\/a> z wieloma dodatkowymi procesami worker (\u0142\u0105cznie 11 r\u00f3\u017cnych typ\u00f3w proces\u00f3w worker);<\/li>\n<li>klaster dla platformy VoIP Jitsi Meet, wykorzystywany do transmisji pokoi z prelekcjami, sesjami pyta\u0144 i odpowiedzi oraz wszystkimi innymi grupowymi wideoczatami (jednocze\u015bnie dzia\u0142a\u0142o oko\u0142o 100 wideokonferencji);<\/li>\n<li>klaster dla Jibri \u2014 rozwi\u0105zania FOSDEM do retransmisji wideo z pokoi Jitsi Meet do kilku r\u00f3\u017cnych miejsc docelowych (Jibri to uruchomiony na AWS proces headless Chromium z u\u017cyciem framebufferu X11 i systemu audio ALSA, kt\u00f3rych wyj\u015bcie jest nagrywane za pomoc\u0105 ffmpeg);<\/li>\n<li>Bot Matrix do automatyzacji tworzenia pokoi Matrix zgodnie z harmonogramem FOSDEM, w kt\u00f3rych odbywa\u0142y si\u0119 prelekcje i inne aktywno\u015bci;<\/li>\n<li>specjalne wid\u017cety dla klienta Element, na przyk\u0142ad harmonogram FOSDEM w prawym panelu bocznym oraz lista wa\u017cnych wiadomo\u015bci obok transmisji wideo, filtrowana wed\u0142ug liczby reakcji emoji od u\u017cytkownik\u00f3w;<\/li>\n<li>mosty w ka\u017cdej z 666 sal z prelekcjami, umo\u017cliwiaj\u0105ce u\u017cytkownikom IRC i XMPP wysy\u0142anie wiadomo\u015bci oraz przegl\u0105danie ich historii (ogl\u0105danie transmisji wideo by\u0142o r\u00f3wnie\u017c dost\u0119pne przez bezpo\u015bredni link bez u\u017cycia Matrix i Element).<\/li>\n<\/ul>\n<p>U\u017cytkownicy mogli rejestrowa\u0107 si\u0119 na serwerze FOSDEM zar\u00f3wno za pomoc\u0105 loginu i has\u0142a, jak i mechanizmu Social Login, kt\u00f3ry umo\u017cliwia logowanie przy u\u017cyciu kont Google, Facebook, GitHub i innych. To rozwi\u0105zanie po raz pierwszy pojawi\u0142o si\u0119 w\u0142a\u015bnie na FOSDEM i ju\u017c wkr\u00f3tce b\u0119dzie dost\u0119pne dla wszystkich pozosta\u0142ych u\u017cytkownik\u00f3w Matrix w kolejnych aktualizacjach Synapse i Element. Wed\u0142ug statystyk po\u0142owa u\u017cytkownik\u00f3w zarejestrowa\u0142a si\u0119 za pomoc\u0105 Social Login.<\/p>\n<p>FOSDEM 2021 na Matrix to prawdopodobnie najwi\u0119ksza wolna konferencja online do tej pory. Nie oby\u0142o si\u0119 bez problem\u00f3w (na pocz\u0105tku z powodu nieprawid\u0142owej konfiguracji serwera Matrix, kt\u00f3ra powodowa\u0142a ogromne obci\u0105\u017cenia), ale og\u00f3lnie uczestnicy byli zadowoleni i pozytywnie oceniali wydarzenie. I cho\u0107 nikt nie zobaczy\u0142 si\u0119 na \u017cywo, jeden z g\u0142\u00f3wnych element\u00f3w integruj\u0105cych spo\u0142eczno\u015b\u0107 FOSDEM \u2014 czyli przyjacielskie spotkania przy kuflu piwa \u2014 r\u00f3wnie\u017c nie zosta\u0142 pomini\u0119ty.<\/p>\n<p>Tw\u00f3rcy Matrix maj\u0105 nadziej\u0119, \u017ce ten przyk\u0142ad sk\u0142oni ludzi do my\u015blenia o tym, \u017ce mog\u0105 korzysta\u0107 z w pe\u0142ni wolnego stosu technologii do komunikacji i VoIP \u2014 nawet na tak du\u017c\u0105 skal\u0119 jak ca\u0142a konferencja FOSDEM.<\/p>\n<p> <noindex><\/p>\n<p>Te same informacje, z wieloma szczeg\u00f3\u0142ami i czyteln\u0105 prezentacj\u0105 dost\u0119pu, <a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=TzUfS08lMek\">w formacie wideoprelekcji przedstawionej przez g\u0142\u00f3wn\u0105 posta\u0107 i wsp\u00f3\u0142za\u0142o\u017cyciela Matrix \u2014 Matthew Hogsona<\/a> i <a rel=\"nofollow\" href=\"https:\/\/www.youtube.com\/watch?v=Wp2rSyqZsbs&amp;t=4879s\">w podca\u015bcie \u201eOpen Tech Will Save Us\u201d<\/a> r\u00f3wnie\u017c z jego udzia\u0142em.<\/p>\n<p><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.linux.org.ru\/news\/opensource\/16162063\">linux.org.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>6-7 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 2021 \u0433\u043e\u0434\u0430 \u043f\u0440\u043e\u0448\u043b\u0430 \u043e\u0434\u043d\u0430 \u0438\u0437 \u043a\u0440\u0443\u043f\u043d\u0435\u0439\u0448\u0438\u0445 \u0431\u0435\u0441\u043f\u043b\u0430\u0442\u043d\u044b\u0445 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0439, \u043f\u043e\u0441\u0432\u044f\u0449\u0451\u043d\u043d\u0430\u044f \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u043c\u0443 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u043c\u0443 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044e \u2014 FOSDEM. \u041e\u0431\u044b\u0447\u043d\u043e \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u044f \u043f\u0440\u043e\u0432\u043e\u0434\u0438\u043b\u0430\u0441\u044c \u0432\u0436\u0438\u0432\u0443\u044e \u0432 \u0411\u0440\u044e\u0441\u0441\u0435\u043b\u0435, \u043d\u043e \u0438\u0437-\u0437\u0430 \u043f\u0430\u043d\u0434\u0435\u043c\u0438\u0438 \u043a\u043e\u0440\u043e\u043d\u0430\u0432\u0438\u0440\u0443\u0441\u0430 \u0435\u0451 \u043f\u0440\u0438\u0448\u043b\u043e\u0441\u044c \u043f\u0435\u0440\u0435\u043d\u0435\u0441\u0442\u0438 \u0432 \u043e\u043d\u043b\u0430\u0439\u043d. \u0414\u043b\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u044d\u0442\u043e\u0439 \u0437\u0430\u0434\u0430\u0447\u0438 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0442\u043e\u0440\u044b \u0441\u043a\u043e\u043e\u043f\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u043b\u0438\u0441\u044c \u0441 \u043a\u043e\u043c\u0430\u043d\u0434\u043e\u0439 Element \u0438 \u0432\u044b\u0431\u0440\u0430\u043b\u0438 \u0447\u0430\u0442 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0430 Matrix \u0434\u043b\u044f \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044f \u0444\u0435\u0434\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u0441\u0435\u0442\u0438 \u043a\u043e\u043c\u043c\u0443\u043d\u0438\u043a\u0430\u0446\u0438\u0439 \u0432 \u0440\u0435\u0430\u043b\u044c\u043d\u043e\u043c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":99313,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-99312","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/pl\/blog\/news\/kak-proshyol-fosdem-2021-na-matrix\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta property=\"og:locale\" content=\"pl_PL\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 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