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remove "cant find escaltion tool if user is already root #816

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solomoncyj opened this issue Oct 13, 2024 · 13 comments
Open

remove "cant find escaltion tool if user is already root #816

solomoncyj opened this issue Oct 13, 2024 · 13 comments
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bug Something isn't working

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@solomoncyj
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Describe the bug

log in as root user without a escation tool, eg docker

To Reproduce

Steps to reproduce the behavior:
run the script
select an opetion which requires elevation

Expected behavior

the script to run normal

Screenshots

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Additional context

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Checklist

  • [*] I checked for duplicate issues.
  • [*] I checked already existing discussions.
  • [*] This issue is not included in the roadmap.
  • [*] This issue is present on both stable and development branches.
@solomoncyj solomoncyj added the bug Something isn't working label Oct 13, 2024
@solomoncyj
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image

@jeevithakannan2
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Linutil should not be ran as root. Will add restriction to prevent running as root.

@solomoncyj
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Linutil should not be ran as root. Will add restriction to prevent running as root.

how should i make my docker container not log me in as root?

@jeevithakannan2
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jeevithakannan2 commented Oct 13, 2024

You can specify a new user in the docker file and run it with docker run --user myuser myimage. If you're using an image from the docker hub most of them have a non-root user by default run them with --user.

@jeevithakannan2 jeevithakannan2 mentioned this issue Oct 13, 2024
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@cartercanedy
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I mean, we could make this work with a superuser check and setting ESCALATION_TOOL="" in common_script.sh if run with a root session, right?

@cartercanedy
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cartercanedy commented Oct 13, 2024

There might be some other issues if relative dirs (besides those referencing the common utility scripts)* are used in any of the scripts, but that's generally discouraged anyways

@lj3954
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lj3954 commented Oct 13, 2024

I mean, we could make this work with a superuser check and setting ESCALATION_TOOL="" in common_script.sh if run with a root session, right?

All scripts would also need to be updated to not quote the escalation tool variable in that case, since otherwise they'd be attempting launch a binary with an empty name in your PATH, which obviously cannot exist.

@cartercanedy
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That could get quickly solved by redirecting to a custom escalation function that can implement the branching logic to check for the root user case. Would be as simple as implementing the fn in common-script.sh and a sed replace for "$ESCALATION_TOOL". I'd do it myself, but I'm not at home, atm

@jeevithakannan2
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elevated_execution() {
    if [ -z "$ESCALATION_TOOL" ]; then
        "$@"
    else
        "$ESCALATION_TOOL" "$@"
    fi
}

Need to replace every ESCALATION_TOOL in scripts with elevated_execution function

Is this simple function good in common-script.sh ??

@cartercanedy
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cartercanedy commented Oct 14, 2024

Nice! Yeah, that's exactly what I'm thinking. I'd probably use a find ./ ! -name 'common-script.sh' -type f -name '*.sh' to iterate over all of the scripts and run sed -i'' 's/"$ESCALATION_TOOL"/elevated_execution/g'

@jeevithakannan2
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Yeah was thinking of same idea

@lj3954
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lj3954 commented Oct 14, 2024

elevated_execution() {
    if [ -z "$ESCALATION_TOOL" ]; then
        "$@"
    else
        "$ESCALATION_TOOL" "$@"
    fi
}

Need to replace every ESCALATION_TOOL in scripts with elevated_execution function

Is this simple function good in common-script.sh ??

You'll need to remove the quotes from $@, quoting it will cause the shell to treat the entire list of arguments as one command.

@cartercanedy
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You'll need to remove the quotes from $@, quoting it will cause the shell to treat the entire list of arguments as one command.

Quoting $@ should still work. I'm fairly certain that word expansion of quoted $@ is posix, same with the non-expansion of quoted$*

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4 participants