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Reboot bash script

Webb29 maj 2024 · Make sure the script works running it: /home/pi/task.sh Once you're sure that the script works fine edit your rc.local: sudo nano /etc/rc.local A key concept here is that whatever you put in rc.local will be executed with root permissions. For this reason there is no need to use sudo. Add before exit 0 the following: /home/pi/task.sh Webb11 aug. 2014 · If you want to reboot put it at the end of the script. Piping the outputs to /dev/null is also a bad idea in case something goes wrong. Better use something like …

How To Write a Bash Script To Restart Server Programs

WebbThe -r (reboot) option will take your computer down to the halt state and then restart it. The -h (halt and poweroff) option is the same as -P. If you use -h and -H together, the -H option takes priority. The -c (cancel) option will cancel any scheduled shutdown, halt or reboot. … By taking a screenshot, you can capture an image of your entire display—or just an … sudo reboot now. RELATED: How to Reboot or Shut Down Linux Using the Command … WebbThere is no restriction on cron or shell scripts to prevent a reboot. I just tested it on an RHEL VM with success. One very good reason for this could be that there is a previous … global northstar login https://thecoolfacemask.com

Rebooting Linux from script - Super User

Webb24 feb. 2024 · In the ~/.bashrc file on your laptop ( not on the embedded machine), add the line: reboot () { echo "Hey, don't do that!"; } If you actually wanted to run reboot on the laptop, you can get around this function by running sudo reboot or /sbin/reboot. Or, you could make it more friendly, as man0v suggested, by using: Webb9 dec. 2011 · I think your script should work fine, but you might want to check more places than just one DNS server. Granted, its a big DNS that probably will never go down, but you don't want to reboot your server if they happen to be doing maintenance on that IP so I would check maybe three sources and if they all show as down then restart your server. WebbI was able to enable poweroff (normally a sudoer command) in an ssh prompt for non-sudoers, by, as a sudoer, adding the +s flag to the command executable. Like so: sudo chmod a+s /usr/sbin/poweroff. After this, non-sudoers were be able to power off the system, over ssh, or even via a shell script running in their name. global north or global north

Bash shell script: how do I exit and restart the script?

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Reboot bash script

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Webb21 apr. 2024 · @reboot is a special string and allows the user to run any command or script at startup (boot time). This example runs the ‘/opt/scripts/run-script-on-boot.sh’ file on the system restart. We will use the same script which was created in the above example. To do so, just add the following entry in the crontab file: Webb30 jan. 2013 · In this way script_before_reboot runs with root permissions ( sudo /path/script_before_reboot ). After reboot the script script_after_reboot runs from its symlink /etc/rc2.d/script_after_reboot. After execution, this script is automatically deleted, together with its own symlink found in /etc/rc2.d. That's all. Share Improve this answer …

Reboot bash script

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Webb30 aug. 2012 · Start by opening up the cron file: crontab -e. Cron has a detailed explanation of how the timing system works at the beginning. Once you know how often you want the script to run, you can write in the corresponding line. The most often that the script can run in cron is every minute. Should you want to set up such a small increment, you can use ... Webb16 okt. 2024 · The easiest method is to create a bash file wherever you want it to reside that makes sense -- IE /etc/my_reboot_crons/checkSerial.sh Then use the following …

WebbOpen up .bashrc for configuration: $ sudo nano .bashrc Scroll down to the bottom and add the line: ./superscript Save and exit: Ctrl + X, Y, Enter If you are looking for a solution that works on bootup to the console, take a look at this link. Basic rundown: Create a file for your startup script and write your script in the file: WebbThis script only needs to run once, not every reboot. So it will have to go somewhere that just runs on the next reboot, or be able to remove itself once it has run. This question …

Webb7 okt. 2024 · This will check if the service is down and perform service restart systemctl is-active --quiet restart the there checks if the return value from systemctl is non-zero meaning if it's not active as explained by the author. Share Webb10 feb. 2024 · 2. Solutions. Without further ado, let’s create a simple script to execute: #!/bin/sh echo "Last reboot time: $ (date)" > /etc/motd. This piece of code sets the message of the day to be the last reboot time, so that each user can see it after their first login. Then we’ll save our file and make it executable:

WebbI've already got the menu set up and it works fine, but i need a way to simply restart the script from scratch, reset all variables etc etc. Or a way to exit the current script and …

Webb27 dec. 2016 · Reboot the remote server: $ ssh [email protected] 'reboot' SSH: Run Multiple Remote Commands In the most cases it is not enough to send only one remote command over SSH. Much more often it is required to send multiple commands on a remote server, for example, to collect some data for inventory and get back the result. globalnotary.esWebb12 jan. 2015 · supervisord will restart the process if it exits with an exit code that is not defined in this list In general it`s that you want: re-run it if script crashed or do nothing if the user closed it properly (or script completed successfuly) try the simplest configuration first: [program:you_app_name] command=/path/to/you/app global npc group spawner mapwide auto spawnerglobal nrg advisory