{"id":1163,"date":"2022-10-21T13:45:21","date_gmt":"2024-07-22T19:36:24","guid":{"rendered":""},"modified":"2025-02-02T00:46:16","modified_gmt":"2025-02-01T23:46:16","slug":"comment-utiliser-la-commande-chattr-sous-linux","status":"publish","type":"post","link":"https:\/\/netcloud24.com\/knowledgebase\/comment-utiliser-la-commande-chattr-sous-linux\/","title":{"rendered":"Comment utiliser la commande chattr sous Linux"},"content":{"rendered":"<p>\u00a0<\/p>\n<\/p>\n<p>La commande <code>chattr<\/code> (change attribute) est utilis\u00e9e pour changer les attributs des fichiers dans un syst\u00e8me de fichiers Linux. Cela peut \u00eatre particuli\u00e8rement utile pour prot\u00e9ger des fichiers sensibles sur un <a href=\"https:\/\/netcloud24.com?language=french&amp;currency=4\">serveur vps<\/a> ou pour emp\u00eacher leur suppression accidentelle.<\/p>\n<h2>Installation de chattr<\/h2>\n<p>La commande chattr fait g\u00e9n\u00e9ralement partie de l&#8217;outil <code>e2fsprogs<\/code>, qui est pr\u00e9install\u00e9 sur de nombreuses distributions Linux. Vous pouvez v\u00e9rifier si <code>chattr<\/code> est install\u00e9 en ex\u00e9cutant :<\/p>\n<pre><code>chattr --version<\/code><\/pre>\n<h2>Utilisation de chattr<\/h2>\n<p>Voici quelques-unes des utilisations les plus courantes de la commande chattr :<\/p>\n<h3>Affichage des attributs d&#8217;un fichier<\/h3>\n<p>Pour afficher les attributs d&#8217;un fichier, utilisez la commande :<\/p>\n<pre><code>lsattr nom_du_fichier<\/code><\/pre>\n<h3>D\u00e9finir des attributs sur un fichier<\/h3>\n<p>Vous pouvez ajouter des attributs \u00e0 un fichier en utilisant la commande :<\/p>\n<pre><code>chattr +a nom_du_fichier<\/code><\/pre>\n<p>Cette commande permet d&#8217;ajouter des donn\u00e9es au fichier sans le supprimer.<\/p>\n<h3>Retirer des attributs d&#8217;un fichier<\/h3>\n<p>Pour retirer un attribut, utilisez :<\/p>\n<pre><code>chattr -a nom_du_fichier<\/code><\/pre>\n<h2>Attributs courants<\/h2>\n<ul>\n<li><strong>+i<\/strong> : Rend le fichier immuable, ce qui signifie qu&#8217;il ne peut pas \u00eatre modifi\u00e9, supprim\u00e9 ou renomm\u00e9.<\/li>\n<li><strong>+a<\/strong> : Permet d&#8217;ajouter des donn\u00e9es \u00e0 un fichier sans pouvoir le supprimer.<\/li>\n<li><strong>+s<\/strong> : Lors de la suppression d&#8217;un fichier, son contenu est \u00e9cras\u00e9 pour des raisons de s\u00e9curit\u00e9.<\/li>\n<\/ul>\n<h2>Conclusion<\/h2>\n<p>Utiliser la commande <code>chattr<\/code> est une excellente mani\u00e8re de prot\u00e9ger vos fichiers sur un syst\u00e8me Linux, en particulier sur un <a href=\"https:\/\/netcloud24.com?language=french&amp;currency=4\">serveur vps<\/a>. Prenez soin de bien comprendre les attributs avant de les appliquer.<\/p>\n<p><a href=\"https:\/\/de.netcloud24.com\/\" target=\"_blank\">Windows VPS Deutschland<\/a><\/p>\n<p><a href=\"https:\/\/es.netcloud24.com\/\" target=\"_blank\">Windows VPS Espa\u00f1a<\/a><\/p>\n<p><a href=\"https:\/\/nl.netcloud24.com\/\" target=\"_blank\">Windows VPS Nederland<\/a><\/p>\n<p><a href=\"https:\/\/it.netcloud24.com\/\" target=\"_blank\">Windows VPS Italia<\/a><\/p>\n<p><a href=\"https:\/\/pt.netcloud24.com\/\" target=\"_blank\">Windows VPS Portugal<\/a><\/p>\n<p><a href=\"https:\/\/it.netcloud24.com\/\" target=\"_blank\">VPS Windows Italia<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS Sverige<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS Norge<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS T\u00fcrkiye<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows RDS (Remote Desktop Services)<\/a><\/p>\n<p><a href=\"https:\/\/ie.netcloud24.com\" target=\"_blank\">Windows VPS<\/a><\/p>\n<div class=\"post-author-box\" style=\"border-top:1px solid #ddd;margin-top:20px;padding-top:15px;\">\n<p><strong>Author:<\/strong> \u0141ukasz Bodziony<\/p>\n<p><strong>Website:<\/strong> <a href=\"https:\/\/ca.netcloud24.com\" target=\"_blank\" rel=\"dofollow\">Windows VPS<\/a><\/p>\n<p><em>\u0141ukasz Bodziony is the CEO and founder of <a href=\"https:\/\/netcloud24.com\" target=\"_blank\" rel=\"dofollow\">NETCLOUD24<\/a>, a global VPS hosting brand proudly originating from Poland. With extensive experience in cloud computing, virtualization, and server management, he delivers high-performance <strong>Windows VPS<\/strong> and <strong>Remote Desktop Services (RDS)<\/strong> solutions to clients across Europe, North America, and beyond.<\/em><\/p>\n<p><em>His expertise covers a wide range of technologies, including <strong>Microsoft Azure<\/strong>, <strong>Proxmox VE<\/strong>, <strong>Amazon Web Services (AWS)<\/strong>, and numerous other virtualization and cloud platforms.<\/em><\/p>\n<p><em>Beyond running his hosting business, \u0141ukasz also provides <strong>professional paid server configuration and optimization services<\/strong> for companies and individuals. Outside of work, he is dedicated to caring for his children and building a secure future for them.<\/em><\/p>\n<p><em>If you are interested in working with him or need expert assistance with your hosting, cloud environment, or server setup, feel free to reach out via <a href=\"https:\/\/ca.netcloud24.com\" target=\"_blank\" rel=\"dofollow\">Windows VPS<\/a>.<\/em><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 La commande chattr (change attribute) est utilis\u00e9e pour changer les attributs des fichiers dans un syst\u00e8me de fichiers Linux. Cela peut \u00eatre particuli\u00e8rement utile pour prot\u00e9ger des\u2026<\/p>\n","protected":false},"author":1,"featured_media":3421,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[],"tags":[14,12,11,23,20,21,22,17,7,8,6,10,18,19,15,24,16,5,13,9],"class_list":["post-1163","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","tag-cheapvps","tag-cloudvps","tag-hostingvps","tag-rds","tag-rdscal","tag-remotedesktop","tag-remotedesktopvps","tag-servervps","tag-ukvps","tag-virtualserver","tag-vpshosting","tag-vpsserver","tag-vpssolutions","tag-vpswindows","tag-vpswithwindows","tag-windowsrds","tag-windowsserver","tag-windowsvps","tag-windowsvpshosting","tag-windowsvpsuk"],"jetpack_publicize_connections":[],"_links":{"self":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts\/1163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/comments?post=1163"}],"version-history":[{"count":0,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/posts\/1163\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/media\/3421"}],"wp:attachment":[{"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/media?parent=1163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/categories?post=1163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/netcloud24.com\/knowledgebase\/wp-json\/wp\/v2\/tags?post=1163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}