add UE 4.27 exit and crash handling

src/UE4.27/Edgegap/StartServer.sh

@@ -1,5 +1,57 @@
 #!/bin/sh
 
+# variable and function definitions
+pid=$$
 GAME_PORT=$(echo $ARBITRIUM_PORTS_MAPPING | jq '.ports.gameport.internal')
 
-$(dirname "$0")/<PROJECT_NAME>Server.sh -log -PORT=$GAME_PORT 
+separator() {
+  printf "%0.s~" {1..80}
+}
+
+catch_kill() {
+  echo "SIGKILL signal received..."
+  separator()
+  kill -KILL "$pid" 2>/dev/null
+}
+
+catch_term() {
+  echo "SIGTERM signal received..."
+  separator()
+  kill -TERM "$pid" 2>/dev/null
+}
+
+catch_quit() {
+  echo "SIGTERM signal received..."
+  separator()
+  kill -QUIT "$pid" 2>/dev/null
+}
+
+# custom handling of process termination
+trap catch_term SIGTERM
+trap catch_kill SIGKILL
+trap catch_quit SIGQUIT
+
+# print variables for debugging purposes
+separator()
+echo ARBITRIUM_PORTS_MAPPING:
+echo "$ARBITRIUM_PORTS_MAPPING"
+
+separator()
+echo ENVIRONMENT VARS:
+env
+
+# initialize game server
+separator()
+echo Execute command: $(dirname "$0")/<PROJECT_NAME>Server.sh -log -PORT=$GAME_PORT $UE_COMMANDLINE_ARGS
+separator()
+$(dirname "$0")/<PROJECT_NAME>Server.sh -log -PORT=$GAME_PORT $UE_COMMANDLINE_ARGS
+
+# after game server process terminates
+separator()
+echo Gameserver exit code: $?
+
+# if server terminated terminated from Unreal, stop deployment
+separator()
+echo Execute command: curl -sH "Authorization: ${ARBITRIUM_DELETE_TOKEN}" "${ARBITRIUM_DELETE_URL}" | jq -r '.'
+curl -sH "Authorization: ${ARBITRIUM_DELETE_TOKEN}" "${ARBITRIUM_DELETE_URL}" | jq -r '.'
+sleep infinity