{"id":544,"date":"2019-09-15T17:49:24","date_gmt":"2019-09-15T16:49:24","guid":{"rendered":"https:\/\/hubert-info.com\/cms\/?p=544"},"modified":"2019-09-15T17:49:24","modified_gmt":"2019-09-15T16:49:24","slug":"memo-linux","status":"publish","type":"post","link":"https:\/\/hubert-info.com\/cms\/memo-linux\/","title":{"rendered":"Memo Linux"},"content":{"rendered":"<p>la commande ultime : man<\/p>\n<h3>Naviguer dans les r\u00e9pertoires<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>pwd<\/td>\n<td>affiche le r\u00e9pertoire courant<\/td>\n<\/tr>\n<tr>\n<td>cd rep<\/td>\n<td>se place dans le r\u00e9pertoire rep<\/td>\n<\/tr>\n<tr>\n<td>cd<\/td>\n<td>se place dans le r\u00e9pertoire de l&rsquo;utilisateur ~\/<\/td>\n<\/tr>\n<tr>\n<td>cd ..<\/td>\n<td>se place dans le r\u00e9pertoire parent<\/td>\n<\/tr>\n<tr>\n<td>ls rep<\/td>\n<td>liste les fichiers du r\u00e9pertoire rep<\/td>\n<\/tr>\n<tr>\n<td>ls -a<\/td>\n<td>liste avec les fichiers cach\u00e9s<\/td>\n<\/tr>\n<tr>\n<td>ls -l<\/td>\n<td>liste avec les droits d&rsquo;acc\u00e8s et la taille<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Actions sur les fichiers\/dossiers<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>mv source cible<\/td>\n<td>deplace le fichier source vers cible<\/td>\n<\/tr>\n<tr>\n<td>cp source cible<\/td>\n<td>copie le fichier source vers cible<\/td>\n<\/tr>\n<tr>\n<td>cp -R source cible<\/td>\n<td>copie le r\u00e9pertoire source vers cible<\/td>\n<\/tr>\n<tr>\n<td>ln source lien<\/td>\n<td>cr\u00e9er un lien fort de source vers lien<\/td>\n<\/tr>\n<tr>\n<td>ln -s source lien<\/td>\n<td>cr\u00e9er un lien symbolique de source vers lien<\/td>\n<\/tr>\n<tr>\n<td>touch file<\/td>\n<td>cr\u00e9er le fichier file ou met \u00e0 jour sa date de modification<\/td>\n<\/tr>\n<tr>\n<td>mkdir rep<\/td>\n<td>cr\u00e9er un repertoire rep<\/td>\n<\/tr>\n<tr>\n<td>mkdir -p rep\/rep2<\/td>\n<td>mkdir avec cr\u00e9ation des dossiers parents si n\u00e9cessaire<\/td>\n<\/tr>\n<tr>\n<td>rm file<\/td>\n<td>supprime le fichier file<\/td>\n<\/tr>\n<tr>\n<td>rm -f file<\/td>\n<td>supprime le fichier file prot\u00e9g\u00e9 en \u00e9criture<\/td>\n<\/tr>\n<tr>\n<td>rmdir rep<\/td>\n<td>supprimer un r\u00e9pertoire vide<\/td>\n<\/tr>\n<tr>\n<td>rm -R rep<\/td>\n<td>supprime un r\u00e9pertoire<\/td>\n<\/tr>\n<tr>\n<td>du -h file ou rep<\/td>\n<td>affiche la taille du fichier file ou du r\u00e9pertoire rep<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Afficher\/Comparer les fichiers<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>wc fichier<\/td>\n<td>compte le nombre de lignes, de mots, d&rsquo;octets de fichier<\/td>\n<\/tr>\n<tr>\n<td>cat fichiers<\/td>\n<td>concat\u00e8ne les fichiers<\/td>\n<\/tr>\n<tr>\n<td>more fichier<\/td>\n<td>affiche fichier page apr\u00e8s page. &lsquo;Espace&rsquo;=page suivante, &lsquo;Entr\u00e9e&rsquo;=ligne suivante, &lsquo;u&rsquo;=remonter<\/td>\n<\/tr>\n<tr>\n<td>less fichier<\/td>\n<td>affiche fichier avec une navigation Left\/Right\/Up\/Down\/PageUp\/PageDown<\/td>\n<\/tr>\n<tr>\n<td>head -n x fichier<\/td>\n<td>affiche les x premi\u00e8res lignes de fichier<\/td>\n<\/tr>\n<tr>\n<td>tail -n x fichier<\/td>\n<td>affiche les x derni\u00e8res lignes de fichier<\/td>\n<\/tr>\n<tr>\n<td>tail -f fichier<\/td>\n<td>affiche la derni\u00e8re ligne de fichier au fur et \u00e0 mesure qu&rsquo;il se remplit<\/td>\n<\/tr>\n<tr>\n<td>diff file1 file2<\/td>\n<td>affiche les diff\u00e9rences entre deux fichiers texte<\/td>\n<\/tr>\n<tr>\n<td>diff -u file1 file2<\/td>\n<td>affiche les diff\u00e9rences au format utilis\u00e9 par patch<\/td>\n<\/tr>\n<tr>\n<td>comp file1 file2<\/td>\n<td>compare deux fichiers binaires<\/td>\n<\/tr>\n<tr>\n<td>comp file1 file2 n N<\/td>\n<td>compare deux fichiers, file1 \u00e0 partir du ni\u00e8me octet, et file2 \u00e0 partir du Ni\u00e8me<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Utilisateurs<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>whoami<\/td>\n<td>affiche le login de l&rsquo;utilisateur<\/td>\n<\/tr>\n<tr>\n<td>who<\/td>\n<td>affiche les utilisateurs connect\u00e9s<\/td>\n<\/tr>\n<tr>\n<td>id<\/td>\n<td>afficher les uid, gid et groupes de l&rsquo;utilisateur<\/td>\n<\/tr>\n<tr>\n<td>id user<\/td>\n<td>afficher les uid, gid et groupes de user (root only)<\/td>\n<\/tr>\n<tr>\n<td>finger user<\/td>\n<td>affiche les informations de user<\/td>\n<\/tr>\n<tr>\n<td>write user<\/td>\n<td>afficher un message sur le terminal de user<\/td>\n<\/tr>\n<tr>\n<td>tty<\/td>\n<td>afficher le nom de son terminal<\/td>\n<\/tr>\n<tr>\n<td>su &#8211; sudo<\/td>\n<td>passer en mode administrateur, super-utilisateur<\/td>\n<\/tr>\n<tr>\n<td>passwd<\/td>\n<td>changer le mot de passe de l&rsquo;utilisateur courant<\/td>\n<\/tr>\n<tr>\n<td>adduser<\/td>\n<td>ajouter un utilisateur<\/td>\n<\/tr>\n<tr>\n<td>deluser<\/td>\n<td>supprime un utilisateur<\/td>\n<\/tr>\n<tr>\n<td>addgroup<\/td>\n<td>ajoute un groupe<\/td>\n<\/tr>\n<tr>\n<td>delgroup<\/td>\n<td>supprime un groupe<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Processus<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>ps<\/td>\n<td>afficher les processus de l&rsquo;utilisateur rattach\u00e9s \u00e0 un terminal<\/td>\n<\/tr>\n<tr>\n<td>ps ax<\/td>\n<td>afficher tous les processus<\/td>\n<\/tr>\n<tr>\n<td>ps aux<\/td>\n<td>afficher tous les processus en indiquant les utilisateurs<\/td>\n<\/tr>\n<tr>\n<td>pstree<\/td>\n<td>afficher les processus dans une arborescence<\/td>\n<\/tr>\n<tr>\n<td>top<\/td>\n<td>afficher un tableau de bord des processus les plus gourmands<\/td>\n<\/tr>\n<tr>\n<td>kill signal pid<\/td>\n<td>tuer un processus en utilisant son pid<\/td>\n<\/tr>\n<tr>\n<td>pkill signal nom<\/td>\n<td>tuer un processus en utilisant le nom du programme<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>signaux utilis\u00e9s par kill\/pkill<\/h3>\n<table>\n<tbody>\n<tr>\n<th>signal<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>-1 (HUP)<\/td>\n<td>recharger le fichier de configuration du processus<\/td>\n<\/tr>\n<tr>\n<td>-2 (INT)<\/td>\n<td>interrompre le processus<\/td>\n<\/tr>\n<tr>\n<td>-3 (QUIT)<\/td>\n<td>quitter le processus<\/td>\n<\/tr>\n<tr>\n<td>-9 (KILL)<\/td>\n<td>tuer le processus (\u00e0 eviter, tenter -15 avant)<\/td>\n<\/tr>\n<tr>\n<td>-15 (TERM)<\/td>\n<td>terminer le processus proprement<\/td>\n<\/tr>\n<tr>\n<td>-18 (STOP)<\/td>\n<td>geler le processus<\/td>\n<\/tr>\n<tr>\n<td>-20 (CONT)<\/td>\n<td>reprendre l&rsquo;ex\u00e9cution d&rsquo;un processus gel\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Mat\u00e9riel<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>lsusb<\/td>\n<td>liste les p\u00e9riph\u00e9riques de type usb connect\u00e9s<\/td>\n<\/tr>\n<tr>\n<td>lspci<\/td>\n<td>liste les p\u00e9riph\u00e9riques de type pci connect\u00e9s<\/td>\n<\/tr>\n<tr>\n<td>cat \/proc\/cpuinfo<\/td>\n<td>affiche les informations processeur<\/td>\n<\/tr>\n<tr>\n<td>cat \/proc\/partitions<\/td>\n<td>affiche les partitions mont\u00e9es<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>exemples<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>lspci | egrep \u00ab\u00a03D|Display|VGA\u00a0\u00bb<\/td>\n<td>afficher le mod\u00e8le de sa carte graphique<\/td>\n<\/tr>\n<tr>\n<td>lspci | grep -i \u00ab\u00a0net\u00a0\u00bb | cut -d: -f3<\/td>\n<td>afficher le mod\u00e8le de sa carte Wi-fi<\/td>\n<\/tr>\n<tr>\n<td>lspci | grep -i audio | cut -d: -f3<\/td>\n<td>afficher le mod\u00e8le de sa carte son<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>R\u00e9seau<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>hostname<\/td>\n<td>affiche le nom d&rsquo;h\u00f4te de la machine<\/td>\n<\/tr>\n<tr>\n<td>ping machine<\/td>\n<td>envoie un ping \u00e0 une machine<\/td>\n<\/tr>\n<tr>\n<td>traceroute machine<\/td>\n<td>fait un traceroute vers machine<\/td>\n<\/tr>\n<tr>\n<td>netstat<\/td>\n<td>affiche l&rsquo;usage du r\u00e9seau pas les processus<\/td>\n<\/tr>\n<tr>\n<td>netstat -a<\/td>\n<td>netstat avec l&rsquo;affichage des processus serveurs<\/td>\n<\/tr>\n<tr>\n<td>lsof<\/td>\n<td>liste d\u00e9taill\u00e9e de l&rsquo;usage des fichiers et du r\u00e9seau<\/td>\n<\/tr>\n<tr>\n<td>ifconfig<\/td>\n<td>affiche la configuration des interfaces r\u00e9seaux<\/td>\n<\/tr>\n<tr>\n<td>ifconfig interface IP masque<\/td>\n<td>configure une interface r\u00e9seau<\/td>\n<\/tr>\n<tr>\n<td>route<\/td>\n<td>affiche la table de routage<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>curl ifconfig.me<\/td>\n<td>IP publique<\/td>\n<\/tr>\n<tr>\n<td>ip address show eth0 | grep \u00ab\u00a0inet \u00a0\u00bb | tr -s \u00a0\u00bb \u00a0\u00bb \u00ab\u00a0:\u00a0\u00bb | cut -d: -f3<\/td>\n<td rowspan=\"3\">IP locale pour eth0<\/td>\n<\/tr>\n<tr>\n<td>\/sbin\/ifconfig eth0 | grep \u00ab\u00a0inet \u00a0\u00bb | tr -s \u00a0\u00bb \u00a0\u00bb \u00ab\u00a0:\u00a0\u00bb | cut -d: -f4<\/td>\n<\/tr>\n<tr>\n<td>ip address show eth0 | grep \u00ab\u00a0inet \u00a0\u00bb | tr -s \u00a0\u00bb \u00a0\u00bb \u00ab\u00a0:\u00a0\u00bb | tr -s \u00ab\u00a0\/\u00a0\u00bb \u00ab\u00a0:\u00a0\u00bb | cut -d: -f3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Recherche<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande\/option<\/th>\n<th>action<\/th>\n<\/tr>\n<tr>\n<td>locate motif<\/td>\n<td>recherche de fichiers dont le nom correspond au motif<\/td>\n<\/tr>\n<tr>\n<td>updatedb<\/td>\n<td>mettre \u00e0 jour la base de donn\u00e9es de locate<\/td>\n<\/tr>\n<tr>\n<td>find chemin options<\/td>\n<td>recherche les fichiers correspondant aux options dans chemin<\/td>\n<\/tr>\n<tr>\n<td>find -name motif<\/td>\n<td>recherche sur le nom du fichier. ex: find -name &lsquo;*.html&rsquo;<\/td>\n<\/tr>\n<tr>\n<td>find -type f\/d\/l<\/td>\n<td>recherche par type o\u00f9 f=fichier, d=r\u00e9pertoire et l=lien<\/td>\n<\/tr>\n<tr>\n<td>find -exec cmd<\/td>\n<td>ex\u00e9cute la commande cmd \u00e0 tous les fichiers trouv\u00e9s<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Exemple: trouver toutes les images avec l&rsquo;extension png dans le dossier &lsquo;Images&rsquo; de l&rsquo;utilisateur et les copier dans le dossier tmp (&lsquo;{}&rsquo; repr\u00e9sente les fichiers trouv\u00e9s):<\/p>\n<pre><code>find $HOME\/Images -name \"*.png\" -exec cp {} $HOME\/tmp\/ \\;<\/code><\/pre>\n<h3>Archives<\/h3>\n<table>\n<tbody>\n<tr>\n<th>format<\/th>\n<th>compression<\/th>\n<th>extraction<\/th>\n<\/tr>\n<tr>\n<td>.tar.bz2, .tbz2<\/td>\n<td>tar -cvjf archive.tar.bz2 repertoire<\/td>\n<td>tar xvjf<\/td>\n<\/tr>\n<tr>\n<td>.tar.gz, .tgz<\/td>\n<td>tar -cvzf archive.tar.gz repertoire<\/td>\n<td>tar xvzf<\/td>\n<\/tr>\n<tr>\n<td>.bz2<\/td>\n<td>bzip2 fichiers<\/td>\n<td>bunzip2<\/td>\n<\/tr>\n<tr>\n<td>.rar<\/td>\n<td>&#8211;<\/td>\n<td>unrar x<\/td>\n<\/tr>\n<tr>\n<td>.gz<\/td>\n<td>gzip fichiers<\/td>\n<td>gunzip<\/td>\n<\/tr>\n<tr>\n<td>.tar<\/td>\n<td>tar -cvf archive.tar fichiers<\/td>\n<td>tar xvf<\/td>\n<\/tr>\n<tr>\n<td>.zip<\/td>\n<td>zip -r archive.zip fichiers<\/td>\n<td>unzip<\/td>\n<\/tr>\n<tr>\n<td>.Z<\/td>\n<td>compress fichiers<\/td>\n<td>uncompress<\/td>\n<\/tr>\n<tr>\n<td>.7z<\/td>\n<td>7z a fichiers<\/td>\n<td>7z x<\/td>\n<\/tr>\n<tr>\n<td>.xz<\/td>\n<td>xz -z repertoire<\/td>\n<td>unxz<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 id=\"kernel\">Kernel<\/h3>\n<table>\n<tbody>\n<tr>\n<th>commande<\/th>\n<th>description<\/th>\n<\/tr>\n<tr>\n<td>cat \/proc\/version<\/td>\n<td>d\u00e9tails du noyau Linux utilis\u00e9.<\/td>\n<\/tr>\n<tr>\n<td>uname -r<\/td>\n<td>version du noyau utilis\u00e9.<\/td>\n<\/tr>\n<tr>\n<td>dpkg -l | egrep \u00ab\u00a0linux-(header|image)\u00a0\u00bb<\/td>\n<td>liste les noyaux install\u00e9s sur votre machine.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>la commande ultime : man Naviguer dans les r\u00e9pertoires commande action pwd affiche le r\u00e9pertoire courant cd rep se place dans le r\u00e9pertoire rep cd se place dans le r\u00e9pertoire de l&rsquo;utilisateur ~\/ cd .. se place dans le r\u00e9pertoire parent ls rep liste les fichiers du r\u00e9pertoire rep ls&#8230; <a class=\"continue-reading-link\" href=\"https:\/\/hubert-info.com\/cms\/memo-linux\/\"> Continue reading <span class=\"meta-nav\">&rarr; <\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62,33],"tags":[],"class_list":["post-544","post","type-post","status-publish","format-standard","hentry","category-astuce","category-linux-mint"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Memo Linux - Hubert Informatique<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hubert-info.com\/cms\/memo-linux\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Memo Linux - Hubert Informatique\" \/>\n<meta property=\"og:description\" content=\"la commande ultime : man Naviguer dans les r\u00e9pertoires commande action pwd affiche le r\u00e9pertoire courant cd rep se place dans le r\u00e9pertoire rep cd se place dans le r\u00e9pertoire de l&rsquo;utilisateur ~\/ cd .. se place dans le r\u00e9pertoire parent ls rep liste les fichiers du r\u00e9pertoire rep ls... 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