Full Pack tests against latest daily w. dependency-aware actions (#66)

Co-authored-by: UltraProdigy <187078471+UltraProdigy@users.noreply.github.com>

scripts/server.sh

@@ -0,0 +1,119 @@
+#!/usr/bin/env bash
+# Server side of the integration run: starts the server, lets it settle, then
+# stops it cleanly and records the exit code for later verification.
+#
+# This script does not decide whether a run was good. That is verified later by
+# verify_server.sh, which reads the outputs produced here (server.log and the
+# exit-code flag).
+#
+# Base logic moved here from https://github.com/MalTeeez/packscripts-auto-builds/blob/gtnh-daily/packaging/scripts/entrypoint.sh
+
+set -euo pipefail
+
+SERVER_DIR="${SERVER_DIR:-/home/gtnh}"
+RUN_DIR="${RUN_DIR:-$SERVER_DIR}"
+
+SERVER_LOG="$RUN_DIR/server.log"
+SERVER_EXIT_FLAG="${SERVER_EXIT_FLAG:-$RUN_DIR/server.exit}"
+SERVER_READY_FLAG="${SERVER_READY_FLAG:-$RUN_DIR/server.ready}"
+
+RCON_HOST="${RCON_HOST:-localhost}"
+RCON_PORT="${RCON_PORT:-25575}"
+RCON_PASSWORD="${RCON_PASSWORD:-whoahaplaintextpassword}"
+
+SERVER_JAVA_ARGS="${SERVER_JAVA_ARGS:--Xms1G -Xmx2G -Dfml.readTimeout=5 @java9args.txt -jar lwjgl3ify-forgePatches.jar nogui}"
+
+START_TIMEOUT="${SERVER_START_TIMEOUT:-240}"
+SETTLE_DURATION="${SERVER_SETTLE_DURATION:-30}"
+STOP_TIMEOUT="${SERVER_STOP_TIMEOUT:-20}"
+
+SERVER_PID=""
+TAIL_PID=""
+
+cleanup() {
+  [ -n "$TAIL_PID" ] && kill "$TAIL_PID" 2>/dev/null
+  # If we still hold the JVM (e.g. an early failure), don't leak it into the runner.
+  [ -n "$SERVER_PID" ] && kill -0 "$SERVER_PID" 2>/dev/null && kill "$SERVER_PID" 2>/dev/null
+  return 0
+}
+
+stop_and_reap() {
+  ( sleep "$STOP_TIMEOUT"; kill -9 "$SERVER_PID" 2>/dev/null ) &
+  local killer=$!
+  local code=0
+  wait "$SERVER_PID" || code=$?
+  kill "$killer" 2>/dev/null
+  SERVER_PID=""
+  echo "$code" > "$SERVER_EXIT_FLAG"
+  echo "server exited with code $code"
+}
+
+trap cleanup EXIT INT TERM
+
+run() {
+  # SERVER_JAVA_ARGS can arrive as a multi-line string. Split it on whitespace
+  # into a proper argv array so the launch below stays happy.
+  local java_args=()
+  local arg
+  for arg in $SERVER_JAVA_ARGS; do
+    java_args+=("$arg")
+  done
+
+  mkdir -p "$RUN_DIR"
+  rm -f "$SERVER_EXIT_FLAG" "$SERVER_READY_FLAG"
+
+  cd "$SERVER_DIR"
+  sed -i 's|eula=false|eula=true|g' eula.txt
+  sed -i "s|enable-rcon=false|enable-rcon=true\nrcon.password=${RCON_PASSWORD}\nrcon.port=${RCON_PORT}|" server.properties
+  sed -i 's|online-mode=true|online-mode=false|' server.properties
+
+  # Backgrounded and logged to a file so we can watch startup while the JVM runs.
+  java "${java_args[@]}" > "$SERVER_LOG" 2>&1 &
+  SERVER_PID=$!
+
+  tail -n +1 -F "$SERVER_LOG" 2>/dev/null &
+  TAIL_PID=$!
+
+  local waited=0
+  while [ "$waited" -lt "$START_TIMEOUT" ]; do
+    if ! kill -0 "$SERVER_PID" 2>/dev/null; then
+      echo "server exited unexpectedly during startup"
+      return
+    fi
+    if grep -q 'Done.*For help, type' "$SERVER_LOG" 2>/dev/null; then
+      echo "server started after ${waited}s"
+      : > "$SERVER_READY_FLAG"
+      break
+    fi
+    sleep 5
+    waited=$((waited + 5))
+  done
+
+  if [ ! -e "$SERVER_READY_FLAG" ]; then
+    echo "server did not become ready within ${START_TIMEOUT}s"
+    return
+  fi
+
+  echo "waiting ${SETTLE_DURATION}s for server to settle..."
+  sleep "$SETTLE_DURATION"
+
+  if ! kill -0 "$SERVER_PID" 2>/dev/null; then
+    echo "server exited during settling"
+    return
+  fi
+
+  echo "stopping server via rcon"
+  rcon-cli --host "$RCON_HOST" --port "$RCON_PORT" --password "$RCON_PASSWORD" stop
+
+  stop_and_reap
+}
+
+# Run the lifecycle without aborting on a server-side failure - capturing the
+# exit code is the whole point, so verify_server.sh can judge the run.
+run || true
+
+# run bailed early with the JVM still up so stop it too
+if [ -n "$SERVER_PID" ]; then
+  kill "$SERVER_PID" 2>/dev/null || true
+  stop_and_reap
+fi