aot-wine-x11-novnc-docker/aot-monitor.sh
Skylar Sadlier ea006568e2 - cpulimit now reapplies when aot process restarts
- reduce resolution to 640x480 (to reduce CPU usage)
- renamed restart-aot-crash.sh to aot-monitor.sh
- added new env variable RESOLUTION for setting x11 and AgeOfTime game resolution on container startup (so it's easy to change)
- updated readme
2024-03-10 21:46:24 -06:00

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#!/bin/bash
# the purpose of this script is to run in the background and check if
# winedbg "Program Error" window popped up and if so kill AgeOfTime.exe and winedbg
# so supervisor will restart it
# this file also applies cpulimit to the AgeOfTime.exe process by monitoring
# a $CPU_LIMIT_FILE file and applying cpulimit whenever this value changes
# if the value changes to zero then the cpulimit process is removed
# entirely (or never started if initial value is zero)
export DISPLAY=":0.0"
CPU_LIMIT_FILE="$AOTDIR/aot_cpu_limit"
CURRENT_LIMIT=0
# Initialize the CPU limit file with AOT_CPU_LIMIT if it's set
if [ ! -z "$AOT_CPU_LIMIT" ]; then
echo "$AOT_CPU_LIMIT" > "$CPU_LIMIT_FILE"
fi
# give the x server time to start
sleep 5;
while true; do
AOT_PID=$(pidof AgeOfTime.exe)
# if "Program Error" dialog found kill aot and winedbg
# as supervisor thinks it's still running
if wmctrl -l | awk '{$3=""; $2=""; $1=""; print $0}' | grep '^\s*Program Error$'; then
kill $AOT_PID
kill $(pidof winedbg)
sleep 2
continue
fi
# wait AgeOfTime.exe is not running
if [ -z "$AOT_PID" ]; then
CURRENT_LIMIT=0
sleep 1
continue
fi
# if our $CPU_LIMIT_FILE exists..
if [ -f "$CPU_LIMIT_FILE" ]; then
NEW_LIMIT=$(cat "$CPU_LIMIT_FILE")
# Check if cpulimit is not running
CPULIMIT_PID=$(pgrep -fl "cpulimit.*\-p $(pidof AgeOfTime.exe)" | awk '{print $1}')
if [ -z "$CPULIMIT_PID" ]; then
CURRENT_LIMIT=0
fi
# Validate NEW_LIMIT is a number greater than zero
if [[ "$NEW_LIMIT" =~ ^[0-9]+$ ]]; then
# Check if the limit has changed
if [ "$NEW_LIMIT" -ne "$CURRENT_LIMIT" ]; then
# If so, update CURRENT_LIMIT
CURRENT_LIMIT="$NEW_LIMIT"
# Kill existing cpulimit process if any
if [ ! -z "$CPULIMIT_PID" ]; then
echo "Killing cpulimit process $CPULIMIT_PID"
kill "$CPULIMIT_PID"
fi
# Apply new cpulimit if >= 0
if [ ! -z "$AOT_PID" ] && [ "$NEW_LIMIT" -gt 0 ]; then
echo "Creating cpulimit process (limit=$NEW_LIMIT)"
cpulimit -p "$AOT_PID" -l "$NEW_LIMIT" -b &
fi
fi
fi
fi
sleep 1
done