File check_cockpit_users of Package cockpit

#!/bin/sh
bad_users_groups=("cockpit-wsinstance-socket" "cockpit-session-socket")
failed=false

for gu in "${bad_users_groups[@]}"; do
    grep -q "$gu" /etc/passwd
    if [ $? -eq 0 ]; then
        echo "user ${gu} exists, cockpit will fail to start up if this user exists, please run userdel ${gu} to resolve this"
        failed=true
    fi

    grep -q "$gu" /etc/group
    if [ $? -eq 0 ]; then
         echo "group ${gu} exists, cockpit will fail to start up if this group exists, please run groupdel ${gu} to resolve this"
         failed=true
     fi
done

grep -q cockpit-systemd-service /etc/passwd
if [ $? -eq 0 ]; then
    echo "user cockpit-systemd-service exists, cockpit will fail to start up if this group exists, please run userdel cockpit-systemd-service to resolve this"
    failed=true
fi

if [ -f /etc/nsswitch.conf ]; then
    grep -Exq "passwd:.*?compat systemd" /etc/nsswitch.conf
    if [ $? -ne 0 ]; then
        echo "/etc/nsswitch.conf is out of date, please update it from /usr/etc/nsswitch.conf to use cockpit"
        failed=true
    fi
fi

if $failed; then
    exit 1
fi