{"id":105066,"date":"2022-09-11T09:37:07","date_gmt":"2022-09-11T09:37:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-sistemy-iniczializaczii-gnu-shepherd-0-9-2"},"modified":"2026-05-20T17:49:32","modified_gmt":"2026-05-20T17:49:32","slug":"vypusk-sistemy-iniczializaczii-gnu-shepherd-0-9-2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-sistemy-iniczializaczii-gnu-shepherd-0-9-2","title":{"rendered":"Lan\u00e7amento do sistema de inicializa\u00e7\u00e3o GNU Shepherd 0.9.2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Lan\u00e7ado o gerenciador de servi\u00e7os GNU Shepherd 0.9.2 (anteriormente dmd), que est\u00e1 sendo desenvolvido pelos criadores da distribui\u00e7\u00e3o GNU Guix System como uma alternativa ao sistema de inicializa\u00e7\u00e3o SysV-init, que suporta depend\u00eancias. O daemon gerenciador e as utilit\u00e1rios do Shepherd s\u00e3o escritos na linguagem Guile (uma das implementa\u00e7\u00f5es da linguagem Scheme), que tamb\u00e9m \u00e9 utilizada para definir as configura\u00e7\u00f5es e par\u00e2metros de inicializa\u00e7\u00e3o dos servi\u00e7os. O Shepherd j\u00e1 \u00e9 utilizado na distribui\u00e7\u00e3o GuixSD GNU\/Linux e tamb\u00e9m est\u00e1 visando o uso no GNU\/Hurd, mas pode funcionar em qualquer sistema POSIX compat\u00edvel, para o qual a linguagem Guile est\u00e1 dispon\u00edvel.      <\/p>\n<p>O Shepherd realiza o trabalho de iniciar e parar servi\u00e7os, levando em considera\u00e7\u00e3o as inter-rela\u00e7\u00f5es entre os servi\u00e7os, definindo e iniciando dinamicamente servi\u00e7os dos quais um servi\u00e7o selecionado depende. O Shepherd tamb\u00e9m suporta a defini\u00e7\u00e3o de conflitos entre servi\u00e7os e evita sua execu\u00e7\u00e3o simult\u00e2nea. O projeto pode ser utilizado tanto como o sistema de inicializa\u00e7\u00e3o principal (init com PID 1) quanto de forma isolada para gerenciar processos em segundo plano de usu\u00e1rios individuais (por exemplo, para iniciar tor, privoxy, mcron, etc.) com execu\u00e7\u00e3o sob os direitos desses usu\u00e1rios.     <\/p>\n<p>Entre as altera\u00e7\u00f5es:  <\/p>\n<ul>\n<li class=\"l\"> Os descritores de arquivo utilizados no Shepherd agora s\u00e3o marcados com a flag O_CLOEXEC (close-on-exec), em vez de serem fechados imediatamente ao executar o &#171;exec-command&#187;, permitindo que os descritores sejam passados para servi\u00e7os que n\u00e3o s\u00e3o iniciados diretamente, mas sim atrav\u00e9s do &#171;exec-command&#187;.\n<li class=\"l\"> As conex\u00f5es do cliente agora s\u00e3o tratadas em modo n\u00e3o bloqueante, o que evita a paralisa\u00e7\u00e3o do shepherd ao enviar um comando incompleto.\n<li class=\"l\"> Foi garantida a cria\u00e7\u00e3o do diret\u00f3rio para arquivos de log, definidos na configura\u00e7\u00e3o &#171;log-file&#187;, caso este n\u00e3o exista.      <\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=57763\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0441\u0435\u0440\u0432\u0438\u0441\u043d\u044b\u0439 \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440 GNU Shepherd 0.9.2 (\u0431\u044b\u0432\u0448\u0438\u0439 dmd), \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430\u043c\u0438 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 GNU Guix System \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u0441\u0438\u0441\u0442\u0435\u043c\u0435 \u0438\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 SysV-init, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0435\u0439 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438. \u0423\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0439 \u0434\u0435\u043c\u043e\u043d \u0438 \u0443\u0442\u0438\u043b\u0438\u0442\u044b Shepherd \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u044b \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Guile (\u043e\u0434\u043d\u0430 \u0438\u0437 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0439 \u044f\u0437\u044b\u043a\u0430 Scheme), \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0442\u0430\u043a\u0436\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a \u0438 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0441\u0435\u0440\u0432\u0438\u0441\u043e\u0432. Shepherd \u0443\u0436\u0435 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0432 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0435 GuixSD GNU\/Linux \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-105066","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0441\u0435\u0440\u0432\u0438\u0441\u043d\u044b\u0439 \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440 GNU Shepherd 0.9.2 (\u0431\u044b\u0432\u0448\u0438\u0439 dmd), \u043a\u043e\u0442\u043e\u0440\u044b\u0439 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inicializa\u00e7\u00e3o SysV-init, que suporta depend\u00eancias.","canonical_url":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-sistemy-iniczializaczii-gnu-shepherd-0-9-2","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pt_PT","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0412\u044b\u043f\u0443\u0441\u043a \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0438\u043d\u0438\u0446\u0438\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 GNU Shepherd 0.9.2 | ProHoster","og:description":"\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d 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