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    script running with cron

    IT Discussion
    cron ubuntu mate raspberry pi 3b+
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    • hobbit666H
      hobbit666 @marcinozga
      last edited by

      @marcinozga said in script running with cron:

      Add full path to notify-send and chromium-browser binaries

      When I do a whereis notify-send I get:-

      /usr/bin/notify-send

      so just add that to the line?

      /usr/bin/notify-send Testing

      M 1 Reply Last reply Reply Quote 0
      • M
        marcinozga @hobbit666
        last edited by

        @hobbit666 yes.

        1 Reply Last reply Reply Quote 0
        • hobbit666H
          hobbit666
          last edited by

          Still no go.
          It's Friday 16:50 and i'm off home in 10 minutes so a job for Monday 😄

          1 Reply Last reply Reply Quote 0
          • hobbit666H
            hobbit666
            last edited by

            Still having Cron job issues.

            So ignore the script at the top. I've gone to basics:-

            This is the script located here /home/display1/chrome.sh
            (this has been created with nano chrome.sh NOT sudo)

            #!/bin/bash
            sleep 5
            pkill -o chromium
            sleep 10
            chromium-browser https://www.bbc.co.uk &
            sleep 5
            xdotool key F11
            

            ran chmod +x chrome.sh to add execute

            if I ./chrome.sh it runs and chrome opens.

            travisdh1T 1 Reply Last reply Reply Quote 0
            • hobbit666H
              hobbit666
              last edited by

              Now if I run crontab -e again no sudo (not sure if I should or not as the script will run with the user logged in

              
              15 15 * * * /home/display1/chrome.sh
              
              

              when that time comes nothing happens.

              1 Reply Last reply Reply Quote 0
              • travisdh1T
                travisdh1 @hobbit666
                last edited by

                @hobbit666 said in script running with cron:

                Still having Cron job issues.

                So ignore the script at the top. I've gone to basics:-

                This is the script located here /home/display1/chrome.sh
                (this has been created with nano chrome.sh NOT sudo)

                #!/bin/bash
                sleep 5
                pkill -o chromium
                sleep 10
                chromium-browser https://www.bbc.co.uk &
                sleep 5
                xdotool key F11
                

                ran chmod +x chrome.sh to add execute

                if I ./chrome.sh it runs and chrome opens.

                Add the full path for every command in the script. Use which $command to find any you don't know (I don't remember offhand where all these things live.)

                1 Reply Last reply Reply Quote 0
                • hobbit666H
                  hobbit666
                  last edited by

                  So I've added the following to the cron job

                  07 16 * * * /home/display1/chrome.sh > /home/display1/chrome.log 2>&1
                  

                  Also changed the chrome.sh to just 3 lines

                  #!/bin/bash
                  sleep 10
                  /usr/bin/chromium-browser
                  sleep 5
                  

                  So when it runs I look at the log file and see this:-
                  (Chromium-browser:3494): Gtk-WARNING **: 16:07:12.000: cannot open display:

                  travisdh1T 1 Reply Last reply Reply Quote 0
                  • travisdh1T
                    travisdh1 @hobbit666
                    last edited by

                    @hobbit666 said in script running with cron:

                    So I've added the following to the cron job

                    07 16 * * * /home/display1/chrome.sh > /home/display1/chrome.log 2>&1
                    

                    Also changed the chrome.sh to just 3 lines

                    #!/bin/bash
                    sleep 10
                    /usr/bin/chromium-browser
                    sleep 5
                    

                    So when it runs I look at the log file and see this:-
                    (Chromium-browser:3494): Gtk-WARNING **: 16:07:12.000: cannot open display:

                    Ah, there we go. The shell it's running as doesn't have a graphical environment setup. I forget offhand how I got around this because I so rarely have to. The only recent cases I've used fed to feed images to a screen.

                    hobbit666H 1 Reply Last reply Reply Quote 0
                    • hobbit666H
                      hobbit666 @travisdh1
                      last edited by

                      @travisdh1 Yeah think I may have found the solutions.
                      Will test and post back

                      1 Reply Last reply Reply Quote 1
                      • hobbit666H
                        hobbit666
                        last edited by

                        Looks like I needed to put

                        export DISPLAY=":0"

                        originally when I was trying it I didn't have the "

                        Now to test the whole script 😄

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