Package Management in Debian Linux

To manage packages in Debian Linux you have 3 tools: dpkg, apt-get and aptitude. Here are some useful command to manage packages under Debian linux using those tools. Install ftpd FTP server on Debian --------------------------------------------- apt-get install ftpd Remove a package from Debian -------------------------------------------- apt-get remove ftpd Do not install only simulate package installation on Debian -------------------------------------------- apt-get -s ftpd Install and remove a Debian package using dpkg ------------------------------------------------------------------ Install: dpkg -i ftpd Remove: dpkg -r ftpd 2. Find files from ftpd package on Debian -------------------------------------------------------- dpkg -L ftpd Search for a package from Debian installed packages ---------------------------------------------------------------------------- dpkg -l | grep ftpd To list all packages use: dpkg -l Resynchronize the package index file from sources ----------------------------------------------------------------------- (index is fetched from location listed in /etc/apt/sources.list) apt-get update Upgrade Debian packages after you've run an update ------------------------------------------------------------------------ apt-get upgrade Search for a package in cache ----------------------------------------- apt-cache search net-tools Find to which package belongs a file in Debian ------------------------------------------------------------------ Find complete path of netstat: whereis netstat You will get: netstat: /bin/netstat /usr/share/man/man8/netstat.8.gz Then type following command using complete path for file dpkg -S /bin/netstat You will get: net-tools: /bin/netstat (net-tools is the package name). Get info about a package in Debian -------------------------------------------------- dpkg -s net-tools List packages from cache dir ----------------------------------------  ls /var/cache/apt/archives/ Remove all files from packages cache ---------------------------------------------------- apt-get clean Manage packages in Debian with aptitude --------------------------------------------------------- aptitude install ftpd - will install ftpd package aptitude remove ftpd - will remove ftpd package aptitude update - will update packages  index aptitude seach ftpd - will search for ftpd package aptitude download ftpd - will download ftpd package in current directory

 

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