sudo command doesn't autocomplete anymore on files












2














Ubuntu 16.04.1 LTS



I don't know what I did, everything was working fine, but since today my bash doesn't autocomplete anymore when I use sudo.
I can use the autocompletion as normal user, I can use autocompletion as root, I can use autocompletion for directories with sudo, but I can't use autocompletion for files if I use sudo.



If I write:



$sudo vim /etc/ssm[TAB]


it will autocomplete to:



$sudo vim /etc/ssmtp/


but then if I hit [TAB] again, even twice like I was used to list the files in the directory, nothing happens.
I already checked and I have the autocompletion enabled in the user .bashrc and also in /etc/bash.bashrc










share|improve this question



























    2














    Ubuntu 16.04.1 LTS



    I don't know what I did, everything was working fine, but since today my bash doesn't autocomplete anymore when I use sudo.
    I can use the autocompletion as normal user, I can use autocompletion as root, I can use autocompletion for directories with sudo, but I can't use autocompletion for files if I use sudo.



    If I write:



    $sudo vim /etc/ssm[TAB]


    it will autocomplete to:



    $sudo vim /etc/ssmtp/


    but then if I hit [TAB] again, even twice like I was used to list the files in the directory, nothing happens.
    I already checked and I have the autocompletion enabled in the user .bashrc and also in /etc/bash.bashrc










    share|improve this question

























      2












      2








      2







      Ubuntu 16.04.1 LTS



      I don't know what I did, everything was working fine, but since today my bash doesn't autocomplete anymore when I use sudo.
      I can use the autocompletion as normal user, I can use autocompletion as root, I can use autocompletion for directories with sudo, but I can't use autocompletion for files if I use sudo.



      If I write:



      $sudo vim /etc/ssm[TAB]


      it will autocomplete to:



      $sudo vim /etc/ssmtp/


      but then if I hit [TAB] again, even twice like I was used to list the files in the directory, nothing happens.
      I already checked and I have the autocompletion enabled in the user .bashrc and also in /etc/bash.bashrc










      share|improve this question













      Ubuntu 16.04.1 LTS



      I don't know what I did, everything was working fine, but since today my bash doesn't autocomplete anymore when I use sudo.
      I can use the autocompletion as normal user, I can use autocompletion as root, I can use autocompletion for directories with sudo, but I can't use autocompletion for files if I use sudo.



      If I write:



      $sudo vim /etc/ssm[TAB]


      it will autocomplete to:



      $sudo vim /etc/ssmtp/


      but then if I hit [TAB] again, even twice like I was used to list the files in the directory, nothing happens.
      I already checked and I have the autocompletion enabled in the user .bashrc and also in /etc/bash.bashrc







      bash auto-completion






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Jan 20 '17 at 14:23









      effemmeffeeffemmeffe

      168417




      168417






















          3 Answers
          3






          active

          oldest

          votes


















          2














          Try firstly reinstalling the bash-completion package with:




          sudo apt-get install --reinstall bash-completion




          Then backing up your .bashrc file:




          mv ~/.bashrc ~/.bashrc.bak




          Finally, replace your .bashrc file with the default from /etc/skel/.bashrc by using:




          cp /etc/skel/.bashrc ~/




          This will ensure the following 'complete' config is restored within the file:



          # enable programmable completion features (you don't need to enable
          # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
          # sources /etc/bash.bashrc).
          if ! shopt -oq posix; then
          if [ -f /usr/share/bash-completion/bash_completion ]; then
          . /usr/share/bash-completion/bash_completion
          elif [ -f /etc/bash_completion ]; then
          . /etc/bash_completion
          fi
          fi


          Also check both the containing folder and file permissions of /etc/bash.bashrc and ~/.bashrc - ownership should be root:root and yourusername:yourusergroup respectively. The permissions of the files are important as the shell only uses your own privilege level to auto-complete commands. Elevated permissions such as when sudo is invoked are only used after the command is committed by pressing enter.






          share|improve this answer























          • Done. The problem is still there.
            – effemmeffe
            Jan 20 '17 at 19:46










          • It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
            – Sapient Saxon Saboo
            Jan 21 '17 at 10:01










          • I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
            – effemmeffe
            Jan 21 '17 at 13:19












          • @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
            – Sapient Saxon Saboo
            Jan 25 '17 at 7:47










          • I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
            – effemmeffe
            Jan 25 '17 at 11:17



















          1














          I find out that the problem wasn't about autocomplete, but just a matter of permissions.
          The folder is own by root:mail instead of root:root as most of the directories in /etc and my user wasn't in the mail group.
          Once I added the user to the right group it worked.
          I just don't understand why the command with sudo in front of it didn't superseded the group...






          share|improve this answer

















          • 1




            Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
            – marosg
            Jan 25 '17 at 8:01



















          0














          Add



          complete -cf sudo


          to your .bashrc and .bash_profile. Autocompletion will work on next login






          share|improve this answer










          New contributor




          guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
          Check out our Code of Conduct.


















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            3 Answers
            3






            active

            oldest

            votes








            3 Answers
            3






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2














            Try firstly reinstalling the bash-completion package with:




            sudo apt-get install --reinstall bash-completion




            Then backing up your .bashrc file:




            mv ~/.bashrc ~/.bashrc.bak




            Finally, replace your .bashrc file with the default from /etc/skel/.bashrc by using:




            cp /etc/skel/.bashrc ~/




            This will ensure the following 'complete' config is restored within the file:



            # enable programmable completion features (you don't need to enable
            # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
            # sources /etc/bash.bashrc).
            if ! shopt -oq posix; then
            if [ -f /usr/share/bash-completion/bash_completion ]; then
            . /usr/share/bash-completion/bash_completion
            elif [ -f /etc/bash_completion ]; then
            . /etc/bash_completion
            fi
            fi


            Also check both the containing folder and file permissions of /etc/bash.bashrc and ~/.bashrc - ownership should be root:root and yourusername:yourusergroup respectively. The permissions of the files are important as the shell only uses your own privilege level to auto-complete commands. Elevated permissions such as when sudo is invoked are only used after the command is committed by pressing enter.






            share|improve this answer























            • Done. The problem is still there.
              – effemmeffe
              Jan 20 '17 at 19:46










            • It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
              – Sapient Saxon Saboo
              Jan 21 '17 at 10:01










            • I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
              – effemmeffe
              Jan 21 '17 at 13:19












            • @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
              – Sapient Saxon Saboo
              Jan 25 '17 at 7:47










            • I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
              – effemmeffe
              Jan 25 '17 at 11:17
















            2














            Try firstly reinstalling the bash-completion package with:




            sudo apt-get install --reinstall bash-completion




            Then backing up your .bashrc file:




            mv ~/.bashrc ~/.bashrc.bak




            Finally, replace your .bashrc file with the default from /etc/skel/.bashrc by using:




            cp /etc/skel/.bashrc ~/




            This will ensure the following 'complete' config is restored within the file:



            # enable programmable completion features (you don't need to enable
            # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
            # sources /etc/bash.bashrc).
            if ! shopt -oq posix; then
            if [ -f /usr/share/bash-completion/bash_completion ]; then
            . /usr/share/bash-completion/bash_completion
            elif [ -f /etc/bash_completion ]; then
            . /etc/bash_completion
            fi
            fi


            Also check both the containing folder and file permissions of /etc/bash.bashrc and ~/.bashrc - ownership should be root:root and yourusername:yourusergroup respectively. The permissions of the files are important as the shell only uses your own privilege level to auto-complete commands. Elevated permissions such as when sudo is invoked are only used after the command is committed by pressing enter.






            share|improve this answer























            • Done. The problem is still there.
              – effemmeffe
              Jan 20 '17 at 19:46










            • It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
              – Sapient Saxon Saboo
              Jan 21 '17 at 10:01










            • I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
              – effemmeffe
              Jan 21 '17 at 13:19












            • @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
              – Sapient Saxon Saboo
              Jan 25 '17 at 7:47










            • I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
              – effemmeffe
              Jan 25 '17 at 11:17














            2












            2








            2






            Try firstly reinstalling the bash-completion package with:




            sudo apt-get install --reinstall bash-completion




            Then backing up your .bashrc file:




            mv ~/.bashrc ~/.bashrc.bak




            Finally, replace your .bashrc file with the default from /etc/skel/.bashrc by using:




            cp /etc/skel/.bashrc ~/




            This will ensure the following 'complete' config is restored within the file:



            # enable programmable completion features (you don't need to enable
            # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
            # sources /etc/bash.bashrc).
            if ! shopt -oq posix; then
            if [ -f /usr/share/bash-completion/bash_completion ]; then
            . /usr/share/bash-completion/bash_completion
            elif [ -f /etc/bash_completion ]; then
            . /etc/bash_completion
            fi
            fi


            Also check both the containing folder and file permissions of /etc/bash.bashrc and ~/.bashrc - ownership should be root:root and yourusername:yourusergroup respectively. The permissions of the files are important as the shell only uses your own privilege level to auto-complete commands. Elevated permissions such as when sudo is invoked are only used after the command is committed by pressing enter.






            share|improve this answer














            Try firstly reinstalling the bash-completion package with:




            sudo apt-get install --reinstall bash-completion




            Then backing up your .bashrc file:




            mv ~/.bashrc ~/.bashrc.bak




            Finally, replace your .bashrc file with the default from /etc/skel/.bashrc by using:




            cp /etc/skel/.bashrc ~/




            This will ensure the following 'complete' config is restored within the file:



            # enable programmable completion features (you don't need to enable
            # this, if it's already enabled in /etc/bash.bashrc and /etc/profile
            # sources /etc/bash.bashrc).
            if ! shopt -oq posix; then
            if [ -f /usr/share/bash-completion/bash_completion ]; then
            . /usr/share/bash-completion/bash_completion
            elif [ -f /etc/bash_completion ]; then
            . /etc/bash_completion
            fi
            fi


            Also check both the containing folder and file permissions of /etc/bash.bashrc and ~/.bashrc - ownership should be root:root and yourusername:yourusergroup respectively. The permissions of the files are important as the shell only uses your own privilege level to auto-complete commands. Elevated permissions such as when sudo is invoked are only used after the command is committed by pressing enter.







            share|improve this answer














            share|improve this answer



            share|improve this answer








            edited Jan 25 '17 at 17:34

























            answered Jan 20 '17 at 14:59









            Sapient Saxon SabooSapient Saxon Saboo

            683411




            683411












            • Done. The problem is still there.
              – effemmeffe
              Jan 20 '17 at 19:46










            • It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
              – Sapient Saxon Saboo
              Jan 21 '17 at 10:01










            • I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
              – effemmeffe
              Jan 21 '17 at 13:19












            • @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
              – Sapient Saxon Saboo
              Jan 25 '17 at 7:47










            • I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
              – effemmeffe
              Jan 25 '17 at 11:17


















            • Done. The problem is still there.
              – effemmeffe
              Jan 20 '17 at 19:46










            • It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
              – Sapient Saxon Saboo
              Jan 21 '17 at 10:01










            • I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
              – effemmeffe
              Jan 21 '17 at 13:19












            • @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
              – Sapient Saxon Saboo
              Jan 25 '17 at 7:47










            • I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
              – effemmeffe
              Jan 25 '17 at 11:17
















            Done. The problem is still there.
            – effemmeffe
            Jan 20 '17 at 19:46




            Done. The problem is still there.
            – effemmeffe
            Jan 20 '17 at 19:46












            It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
            – Sapient Saxon Saboo
            Jan 21 '17 at 10:01




            It still appears you have some problem with bash-completion. Maybe try uninstalling with the 'purge' option. As a workaround and test, you can use the native completion of bash with alt + / rather than tab, which should complete file names for you.
            – Sapient Saxon Saboo
            Jan 21 '17 at 10:01












            I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
            – effemmeffe
            Jan 21 '17 at 13:19






            I already purged and reinstalled. The strange thing is that I can use autocomplete as user and as root, but not as user using sudo.
            – effemmeffe
            Jan 21 '17 at 13:19














            @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
            – Sapient Saxon Saboo
            Jan 25 '17 at 7:47




            @effemmeffe I have updated the answer to include your solution to give a fully rounded answer.
            – Sapient Saxon Saboo
            Jan 25 '17 at 7:47












            I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
            – effemmeffe
            Jan 25 '17 at 11:17




            I think that you could also add the comment from user596137 about the fact that sudo doesn't autocomplete because it uses user permission before pressing enter.
            – effemmeffe
            Jan 25 '17 at 11:17













            1














            I find out that the problem wasn't about autocomplete, but just a matter of permissions.
            The folder is own by root:mail instead of root:root as most of the directories in /etc and my user wasn't in the mail group.
            Once I added the user to the right group it worked.
            I just don't understand why the command with sudo in front of it didn't superseded the group...






            share|improve this answer

















            • 1




              Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
              – marosg
              Jan 25 '17 at 8:01
















            1














            I find out that the problem wasn't about autocomplete, but just a matter of permissions.
            The folder is own by root:mail instead of root:root as most of the directories in /etc and my user wasn't in the mail group.
            Once I added the user to the right group it worked.
            I just don't understand why the command with sudo in front of it didn't superseded the group...






            share|improve this answer

















            • 1




              Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
              – marosg
              Jan 25 '17 at 8:01














            1












            1








            1






            I find out that the problem wasn't about autocomplete, but just a matter of permissions.
            The folder is own by root:mail instead of root:root as most of the directories in /etc and my user wasn't in the mail group.
            Once I added the user to the right group it worked.
            I just don't understand why the command with sudo in front of it didn't superseded the group...






            share|improve this answer












            I find out that the problem wasn't about autocomplete, but just a matter of permissions.
            The folder is own by root:mail instead of root:root as most of the directories in /etc and my user wasn't in the mail group.
            Once I added the user to the right group it worked.
            I just don't understand why the command with sudo in front of it didn't superseded the group...







            share|improve this answer












            share|improve this answer



            share|improve this answer










            answered Jan 23 '17 at 19:10









            effemmeffeeffemmeffe

            168417




            168417








            • 1




              Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
              – marosg
              Jan 25 '17 at 8:01














            • 1




              Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
              – marosg
              Jan 25 '17 at 8:01








            1




            1




            Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
            – marosg
            Jan 25 '17 at 8:01




            Because elevated permission from sudo start to work only after you press enter, before pressing enter shell uses just your permissions.
            – marosg
            Jan 25 '17 at 8:01











            0














            Add



            complete -cf sudo


            to your .bashrc and .bash_profile. Autocompletion will work on next login






            share|improve this answer










            New contributor




            guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
            Check out our Code of Conduct.























              0














              Add



              complete -cf sudo


              to your .bashrc and .bash_profile. Autocompletion will work on next login






              share|improve this answer










              New contributor




              guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
              Check out our Code of Conduct.





















                0












                0








                0






                Add



                complete -cf sudo


                to your .bashrc and .bash_profile. Autocompletion will work on next login






                share|improve this answer










                New contributor




                guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                Check out our Code of Conduct.









                Add



                complete -cf sudo


                to your .bashrc and .bash_profile. Autocompletion will work on next login







                share|improve this answer










                New contributor




                guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                Check out our Code of Conduct.









                share|improve this answer



                share|improve this answer








                edited Jan 7 at 5:49









                Pablo Bianchi

                2,4251529




                2,4251529






                New contributor




                guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                Check out our Code of Conduct.









                answered Jan 7 at 2:57









                guestguest

                1




                1




                New contributor




                guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                Check out our Code of Conduct.





                New contributor





                guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                Check out our Code of Conduct.






                guest is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
                Check out our Code of Conduct.






























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