sv_lan induced segfault and CS2_IP fixes

README.md

@@ -62,7 +62,7 @@ STEAMGUARD=""               (Optional, Steam Guard key if enabled. Use your most
 
 ```dockerfile
 CS2_SERVERNAME="changeme"   (Set the visible name for your private server)
-CS2_IP=0.0.0.0              (CS2 server listening IP address, 0.0.0.0 - all IP addresses on the local machine, empty - IP identified automatically)
+CS2_IP=""                   (CS2 server listening IP address, 0.0.0.0 - all IP addresses on the local machine, empty - IP identified automatically)
 CS2_PORT=27015              (CS2 server listen port tcp_udp)
 CS2_RCON_PORT=""            (Optional, use a simple TCP proxy to have RCON listen on an alternative port.
                              Useful for services like AWS Fargate which do not support mixed protocol ports.)

bullseye/etc/entry.sh

@@ -19,7 +19,6 @@ cp /etc/server.cfg "${STEAMAPPDIR}"/game/csgo/cfg/server.cfg
 sed -i -e "s/{{SERVER_HOSTNAME}}/${CS2_SERVERNAME}/g" \
        -e "s/{{SERVER_PW}}/${CS2_PW}/g" \
        -e "s/{{SERVER_RCON_PW}}/${CS2_RCONPW}/g" \
-       -e "s/{{SERVER_LAN}}/${CS2_LAN}/g" \
        -e "s/{{TV_ENABLE}}/${TV_ENABLE}/g" \
        -e "s/{{TV_PORT}}/${TV_PORT}/g" \
        -e "s/{{TV_AUTORECORD}}/${TV_AUTORECORD}/g" \
@@ -65,6 +64,12 @@ else
     CS2_GAME_MODE_ARGS="+game_alias ${CS2_GAMEALIAS}"
 fi
 
+if [[ -z $CS2_IP ]]; then
+    CS2_IP_ARGS=""
+else
+    CS2_IP_ARGS="-ip ${CS2_IP}"
+fi
+
 # Start Server
 
 if [[ ! -z $CS2_RCON_PORT ]]; then
@@ -73,7 +78,7 @@ if [[ ! -z $CS2_RCON_PORT ]]; then
 fi
 
 eval "./cs2" -dedicated \
-        -ip "${CS2_IP}" -port "${CS2_PORT}" \
+        "${CS2_IP_ARGS}" -port "${CS2_PORT}" \
         -console \
         -usercon \
         -maxplayers "${CS2_MAXPLAYERS}" \
@@ -82,6 +87,7 @@ eval "./cs2" -dedicated \
         +map "${CS2_STARTMAP}" \
         +rcon_password "${CS2_RCONPW}" \
         +sv_password "${CS2_PW}" \
+        +sv_lan "${CS2_LAN}" \
         "${CS2_ADDITIONAL_ARGS}"
 
 # Post Hook

bullseye/etc/server.cfg

@@ -1,7 +1,6 @@
 // Server Defaults
 
 hostname "{{SERVER_HOSTNAME}}"      // Set server hostname
-sv_lan {{SERVER_LAN}}               // If a server is a LAN server there is no heartbeat, no Steam authentication, and no non-class C addresses
 
 // Passwords