What happens when Bash is invoked as a login script?

What happens when Bash is invoked as a login script?

The order of execution of the initialization scripts for a shell is dependent on if the shell is interactive or non-interactive and not related to if it is a login script or not. When bash is invoked as an interactive login shell it reads and executes commands from the /etc/profile.

How to run a script on a login shell?

This same process is followed when a non-interactive login shell is invoked with the –login option. Make sure the script you want to run is executable. Run chmod +x scriptname to do that. Also make sure the script starts with the correct shebang ( #!/bin/bash for shell scripts).

How to run a shell script without using ” Sh ” or ” Bash “?

Do ls -lA on your home directory, to identify the start-up script your shell is using. It should be either .profile or .bashrc. Once you have identified the start up script, add the following line: Run the script using just its name, scriptname.

How to run bash script after root login?

I’m already forcing a root login by editing /etc/default/grub and /etc/init/tty1.conf, so the user is dropped directly into the root command prompt. From there the user has to type in ./whiptail.sh to start the script and get the whiptail prompts to further setup their host.

What to do if bash script is not loaded?

If your ~/.bash_profile contains the above and ~/.bashrc is not being loaded you can debug the scripts by using set -x as usual. Normally when a user is created it will copy a bunch of files to your new homedirectory (if you chose to create one).

How to run Linux-start script on logon super user?

First create your ~/.bash_login and make it do something simply (like echo a phrase.) Then use bash -l like @mata said. The -l flag will run the bash as if it were the login shell (to make sure it reads your settings files.)

Why is Bash not running a login shell?

If the reply is off you are not running a login shell. Read the Bash manual’s invocation section on how Bash reads (or does not read) different configuration files.