How to reboot Ubuntu from Android using SSH?












0















I use SSH to access Ubuntu 18.10 from my Android phone. (I don't think it is important but I do that through a plugin in AIO Launcher.)



The SSH connection works, I am able to turn off/on the volume by amixer -q -D pulse sset Master toggle.



But I need to be able to reboot/shut down the computer using my phone and this does not work.



I tested that typing systemctl reboot to the command line of my Ubuntu PC reboots the computer (no need to type "sudo"). But typing the same to my phone does nothing. I believe that this is the expected behaviour as I am expected to have superadmin privilegs to restart the computer by SSH. But unfortunately, typing sudo systemctl reboot does also nothing (I expected to be asked for my password but it is not the case).



The journal says this about it:



Accepted password for ### from ### by (uid=0)
New session 16 of user ###.
Started Session 16 of user ###.
pam_unix(sudo:auth): conversation failed
pam_unix(sudo:auth): auth could not identify password for [###]
pam_unix(sshd:session): session closed for user ###
Removed session 16.









share|improve this question

























  • I find it hard to believe it does "nothing" maybe just not what you're expecting. Are there any errors? What does the journal have to say about this?

    – j-money
    Jan 29 at 13:18











  • Nothing at all. But this may be caused by the AIO launcher. (This is the first time I am experimenting with SSH so please be patient.) When I tried turning off the volume for the first time, I forgot to previously install openssh-server to my PC. Then I recieved an error message on my phone which was very long but said something like "connection error". But now openssh-server is installed, turning off the volume via SSH works, but both "sudo systemctl reboot" and "systemctl reboot" do nothing, no error message at all.

    – JDoeU55
    Jan 29 at 13:26











  • What does the journal have to say about this?

    – j-money
    Jan 29 at 13:32






  • 1





    Try a different ssh client app in your phone. There are several. I use JuiceSSH for Android. I can shutdown or reboot the remote computer from my phone without any problem.

    – user68186
    Jan 29 at 15:20






  • 1





    ConnectBot is my favorite SSH client for Android.

    – pa4080
    Jan 29 at 20:49
















0















I use SSH to access Ubuntu 18.10 from my Android phone. (I don't think it is important but I do that through a plugin in AIO Launcher.)



The SSH connection works, I am able to turn off/on the volume by amixer -q -D pulse sset Master toggle.



But I need to be able to reboot/shut down the computer using my phone and this does not work.



I tested that typing systemctl reboot to the command line of my Ubuntu PC reboots the computer (no need to type "sudo"). But typing the same to my phone does nothing. I believe that this is the expected behaviour as I am expected to have superadmin privilegs to restart the computer by SSH. But unfortunately, typing sudo systemctl reboot does also nothing (I expected to be asked for my password but it is not the case).



The journal says this about it:



Accepted password for ### from ### by (uid=0)
New session 16 of user ###.
Started Session 16 of user ###.
pam_unix(sudo:auth): conversation failed
pam_unix(sudo:auth): auth could not identify password for [###]
pam_unix(sshd:session): session closed for user ###
Removed session 16.









share|improve this question

























  • I find it hard to believe it does "nothing" maybe just not what you're expecting. Are there any errors? What does the journal have to say about this?

    – j-money
    Jan 29 at 13:18











  • Nothing at all. But this may be caused by the AIO launcher. (This is the first time I am experimenting with SSH so please be patient.) When I tried turning off the volume for the first time, I forgot to previously install openssh-server to my PC. Then I recieved an error message on my phone which was very long but said something like "connection error". But now openssh-server is installed, turning off the volume via SSH works, but both "sudo systemctl reboot" and "systemctl reboot" do nothing, no error message at all.

    – JDoeU55
    Jan 29 at 13:26











  • What does the journal have to say about this?

    – j-money
    Jan 29 at 13:32






  • 1





    Try a different ssh client app in your phone. There are several. I use JuiceSSH for Android. I can shutdown or reboot the remote computer from my phone without any problem.

    – user68186
    Jan 29 at 15:20






  • 1





    ConnectBot is my favorite SSH client for Android.

    – pa4080
    Jan 29 at 20:49














0












0








0








I use SSH to access Ubuntu 18.10 from my Android phone. (I don't think it is important but I do that through a plugin in AIO Launcher.)



The SSH connection works, I am able to turn off/on the volume by amixer -q -D pulse sset Master toggle.



But I need to be able to reboot/shut down the computer using my phone and this does not work.



I tested that typing systemctl reboot to the command line of my Ubuntu PC reboots the computer (no need to type "sudo"). But typing the same to my phone does nothing. I believe that this is the expected behaviour as I am expected to have superadmin privilegs to restart the computer by SSH. But unfortunately, typing sudo systemctl reboot does also nothing (I expected to be asked for my password but it is not the case).



The journal says this about it:



Accepted password for ### from ### by (uid=0)
New session 16 of user ###.
Started Session 16 of user ###.
pam_unix(sudo:auth): conversation failed
pam_unix(sudo:auth): auth could not identify password for [###]
pam_unix(sshd:session): session closed for user ###
Removed session 16.









share|improve this question
















I use SSH to access Ubuntu 18.10 from my Android phone. (I don't think it is important but I do that through a plugin in AIO Launcher.)



The SSH connection works, I am able to turn off/on the volume by amixer -q -D pulse sset Master toggle.



But I need to be able to reboot/shut down the computer using my phone and this does not work.



I tested that typing systemctl reboot to the command line of my Ubuntu PC reboots the computer (no need to type "sudo"). But typing the same to my phone does nothing. I believe that this is the expected behaviour as I am expected to have superadmin privilegs to restart the computer by SSH. But unfortunately, typing sudo systemctl reboot does also nothing (I expected to be asked for my password but it is not the case).



The journal says this about it:



Accepted password for ### from ### by (uid=0)
New session 16 of user ###.
Started Session 16 of user ###.
pam_unix(sudo:auth): conversation failed
pam_unix(sudo:auth): auth could not identify password for [###]
pam_unix(sshd:session): session closed for user ###
Removed session 16.






ssh






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Jan 29 at 19:41









Kevin Bowen

14.7k155970




14.7k155970










asked Jan 29 at 13:08









JDoeU55JDoeU55

12




12













  • I find it hard to believe it does "nothing" maybe just not what you're expecting. Are there any errors? What does the journal have to say about this?

    – j-money
    Jan 29 at 13:18











  • Nothing at all. But this may be caused by the AIO launcher. (This is the first time I am experimenting with SSH so please be patient.) When I tried turning off the volume for the first time, I forgot to previously install openssh-server to my PC. Then I recieved an error message on my phone which was very long but said something like "connection error". But now openssh-server is installed, turning off the volume via SSH works, but both "sudo systemctl reboot" and "systemctl reboot" do nothing, no error message at all.

    – JDoeU55
    Jan 29 at 13:26











  • What does the journal have to say about this?

    – j-money
    Jan 29 at 13:32






  • 1





    Try a different ssh client app in your phone. There are several. I use JuiceSSH for Android. I can shutdown or reboot the remote computer from my phone without any problem.

    – user68186
    Jan 29 at 15:20






  • 1





    ConnectBot is my favorite SSH client for Android.

    – pa4080
    Jan 29 at 20:49



















  • I find it hard to believe it does "nothing" maybe just not what you're expecting. Are there any errors? What does the journal have to say about this?

    – j-money
    Jan 29 at 13:18











  • Nothing at all. But this may be caused by the AIO launcher. (This is the first time I am experimenting with SSH so please be patient.) When I tried turning off the volume for the first time, I forgot to previously install openssh-server to my PC. Then I recieved an error message on my phone which was very long but said something like "connection error". But now openssh-server is installed, turning off the volume via SSH works, but both "sudo systemctl reboot" and "systemctl reboot" do nothing, no error message at all.

    – JDoeU55
    Jan 29 at 13:26











  • What does the journal have to say about this?

    – j-money
    Jan 29 at 13:32






  • 1





    Try a different ssh client app in your phone. There are several. I use JuiceSSH for Android. I can shutdown or reboot the remote computer from my phone without any problem.

    – user68186
    Jan 29 at 15:20






  • 1





    ConnectBot is my favorite SSH client for Android.

    – pa4080
    Jan 29 at 20:49

















I find it hard to believe it does "nothing" maybe just not what you're expecting. Are there any errors? What does the journal have to say about this?

– j-money
Jan 29 at 13:18





I find it hard to believe it does "nothing" maybe just not what you're expecting. Are there any errors? What does the journal have to say about this?

– j-money
Jan 29 at 13:18













Nothing at all. But this may be caused by the AIO launcher. (This is the first time I am experimenting with SSH so please be patient.) When I tried turning off the volume for the first time, I forgot to previously install openssh-server to my PC. Then I recieved an error message on my phone which was very long but said something like "connection error". But now openssh-server is installed, turning off the volume via SSH works, but both "sudo systemctl reboot" and "systemctl reboot" do nothing, no error message at all.

– JDoeU55
Jan 29 at 13:26





Nothing at all. But this may be caused by the AIO launcher. (This is the first time I am experimenting with SSH so please be patient.) When I tried turning off the volume for the first time, I forgot to previously install openssh-server to my PC. Then I recieved an error message on my phone which was very long but said something like "connection error". But now openssh-server is installed, turning off the volume via SSH works, but both "sudo systemctl reboot" and "systemctl reboot" do nothing, no error message at all.

– JDoeU55
Jan 29 at 13:26













What does the journal have to say about this?

– j-money
Jan 29 at 13:32





What does the journal have to say about this?

– j-money
Jan 29 at 13:32




1




1





Try a different ssh client app in your phone. There are several. I use JuiceSSH for Android. I can shutdown or reboot the remote computer from my phone without any problem.

– user68186
Jan 29 at 15:20





Try a different ssh client app in your phone. There are several. I use JuiceSSH for Android. I can shutdown or reboot the remote computer from my phone without any problem.

– user68186
Jan 29 at 15:20




1




1





ConnectBot is my favorite SSH client for Android.

– pa4080
Jan 29 at 20:49





ConnectBot is my favorite SSH client for Android.

– pa4080
Jan 29 at 20:49










1 Answer
1






active

oldest

votes


















3














I am using without problems the sudo reboot and sudo poweroff commands.






share|improve this answer
























  • Not working for me.

    – JDoeU55
    Jan 29 at 14:51











  • Try to change your SSH client software on Android. I am using VX-Connection Bot.

    – kukulo
    Jan 29 at 15:11













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1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









3














I am using without problems the sudo reboot and sudo poweroff commands.






share|improve this answer
























  • Not working for me.

    – JDoeU55
    Jan 29 at 14:51











  • Try to change your SSH client software on Android. I am using VX-Connection Bot.

    – kukulo
    Jan 29 at 15:11


















3














I am using without problems the sudo reboot and sudo poweroff commands.






share|improve this answer
























  • Not working for me.

    – JDoeU55
    Jan 29 at 14:51











  • Try to change your SSH client software on Android. I am using VX-Connection Bot.

    – kukulo
    Jan 29 at 15:11
















3












3








3







I am using without problems the sudo reboot and sudo poweroff commands.






share|improve this answer













I am using without problems the sudo reboot and sudo poweroff commands.







share|improve this answer












share|improve this answer



share|improve this answer










answered Jan 29 at 14:38









kukulokukulo

1,435418




1,435418













  • Not working for me.

    – JDoeU55
    Jan 29 at 14:51











  • Try to change your SSH client software on Android. I am using VX-Connection Bot.

    – kukulo
    Jan 29 at 15:11





















  • Not working for me.

    – JDoeU55
    Jan 29 at 14:51











  • Try to change your SSH client software on Android. I am using VX-Connection Bot.

    – kukulo
    Jan 29 at 15:11



















Not working for me.

– JDoeU55
Jan 29 at 14:51





Not working for me.

– JDoeU55
Jan 29 at 14:51













Try to change your SSH client software on Android. I am using VX-Connection Bot.

– kukulo
Jan 29 at 15:11







Try to change your SSH client software on Android. I am using VX-Connection Bot.

– kukulo
Jan 29 at 15:11




















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