- 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
parent 7d447a558d
commit ea006568e2
7 changed files with 93 additions and 15 deletions
@@ -0,0 +1,73 @@
+#!/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