{"id":12,"date":"2025-07-09T09:21:18","date_gmt":"2025-07-09T07:21:18","guid":{"rendered":"https:\/\/naouak.fr\/?p=12"},"modified":"2025-07-09T09:35:56","modified_gmt":"2025-07-09T07:35:56","slug":"dnf-configurer-un-proxy","status":"publish","type":"post","link":"https:\/\/naouak.fr\/index.php\/2025\/07\/09\/dnf-configurer-un-proxy\/","title":{"rendered":"DNF &#8211; Configurer un proxy"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Comment installer des logiciels avec DNF derri\u00e8re un proxy (sur Red Hat, CentOS, etc.)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sur certaines distributions Linux comme <strong>Red Hat<\/strong>, <strong>CentOS<\/strong>, <strong>AlmaLinux<\/strong> ou <strong>Rocky Linux<\/strong>, on utilise la commande <code>dnf<\/code> pour installer des logiciels.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Astuce<\/strong> : Si vous voyez des tutos qui utilisent <code>yum<\/code>, pas de panique ! <code>yum<\/code> et <code>dnf<\/code> fonctionnent presque pareil, car <code>yum<\/code> est un ancien nom qui redirige automatiquement vers <code>dnf<\/code>.<\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/naouak.fr\/wp-content\/uploads\/2025\/07\/Copilot_20250709_092124-1024x683.png\" alt=\"\" class=\"wp-image-15\" srcset=\"https:\/\/naouak.fr\/wp-content\/uploads\/2025\/07\/Copilot_20250709_092124-1024x683.png 1024w, https:\/\/naouak.fr\/wp-content\/uploads\/2025\/07\/Copilot_20250709_092124-300x200.png 300w, https:\/\/naouak.fr\/wp-content\/uploads\/2025\/07\/Copilot_20250709_092124-768x512.png 768w, https:\/\/naouak.fr\/wp-content\/uploads\/2025\/07\/Copilot_20250709_092124.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Exemple : installer un outil r\u00e9seau<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>dnf install tcpdump\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Mais\u2026 dans certaines entreprises, il faut <strong>passer par un proxy<\/strong> pour acc\u00e9der \u00e0 Internet. C\u2019est comme si vous deviez parler \u00e0 Internet en passant par un agent interm\u00e9diaire.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Comment dire \u00e0 DNF de passer par ce &#8220;proxy&#8221; ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Il faut <strong>modifier un fichier de configuration<\/strong> qui se trouve ici :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/etc\/dnf\/dnf.conf\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Ouvrez ce fichier avec des droits administrateur, par exemple :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo nano \/etc\/dnf\/dnf.conf\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Et ajoutez cette ligne en rempla\u00e7ant par les bonnes valeurs :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>proxy=http:\/\/adresse-ip:port\/\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Par exemple :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>proxy=http:\/\/192.168.1.100:8080\/\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Si votre proxy demande un identifiant et un mot de passe<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ajoutez aussi :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>proxy_username=mon_identifiant\nproxy_password=mon_mot_de_passe\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Et \u00e9ventuellement (facultatif) :<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>proxy_auth_method=basic\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Il existe d\u2019autres m\u00e9thodes d\u2019authentification comme <code>digest<\/code>, <code>ntlm<\/code>, etc., mais <code>basic<\/code> fonctionne souvent par d\u00e9faut.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00e9sum\u00e9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Pour installer des logiciels, on utilise <code>dnf<\/code>.<\/li>\n\n\n\n<li>Si un proxy est n\u00e9cessaire, on le configure dans <code>\/etc\/dnf\/dnf.conf<\/code>.<\/li>\n\n\n\n<li>On peut aussi y mettre un identifiant et un mot de passe si le proxy l\u2019exige.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Comment installer des logiciels avec DNF derri\u00e8re un proxy (sur Red Hat, CentOS, etc.) Sur certaines distributions Linux comme Red Hat, CentOS, AlmaLinux ou Rocky Linux, on utilise la commande dnf pour installer des logiciels. Astuce : Si vous voyez des tutos qui utilisent yum, pas de panique ! yum et dnf fonctionnent presque pareil, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[7,2,6,8],"class_list":["post-12","post","type-post","status-publish","format-standard","hentry","category-linux","tag-dnf","tag-linux","tag-proxy","tag-yum"],"_links":{"self":[{"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/posts\/12","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/comments?post=12"}],"version-history":[{"count":3,"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/posts\/12\/revisions"}],"predecessor-version":[{"id":16,"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/posts\/12\/revisions\/16"}],"wp:attachment":[{"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/media?parent=12"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/categories?post=12"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/naouak.fr\/index.php\/wp-json\/wp\/v2\/tags?post=12"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}