pentest-distro-builder/modules/live-build-config/kali-config/common/hooks/live/sleep.chroot

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#!/bin/sh
kali_menu_version=$(dpkg-query -W -f'${Version}\n' kali-menu)
kali_menu_pidfile="/var/lock/kali-menu"
# Wait until update-kali-menu is over
if dpkg --compare-versions "$kali_menu_version" ge 2015.3.0; then
# This version puts the PID in its lock file
if [ -s $kali_menu_pidfile ]; then
pid=$(cat $kali_menu_pidfile)
while [ -n "$pid" ] && [ -e /proc/$pid ]; do
echo "Sleeping 10 seconds as update-kali-menu is still running (pid $pid)..."
sleep 10
done
fi
else
# This version lacks PID info, we match on process name instead
while pgrep -f update-kali-menu >/dev/null; do
echo "Sleeping 10 seconds as update-kali-menu is still running..."
sleep 10
done
fi