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#!/usr/bin/env bash
# AzerothCore Starter Script
# This script handles the execution of AzerothCore binaries with optional GDB support
#
# Usage: starter <binpath> <binfile> [gdb_file] [config] [syslog] [syserr] [gdb_enabled] [crashes_path]
#
# Parameters:
# $1 - Binary path (required)
# $2 - Binary file name (required)
# $3 - GDB configuration file (optional)
# $4 - Configuration file path (optional)
# $5 - System log file (optional)
# $6 - System error file (optional)
# $7 - GDB enabled flag (0/1, optional)
# $8 - Crashes directory path (optional)
BINPATH="$1"
BINFILE="$2"
GDB_FILE="$3"
CONFIG="$4"
SYSLOG="$5"
SYSERR="$6"
GDB_ENABLED="${7:-0}"
CRASHES_PATH="$8"
# Default values
CURRENT_PATH="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
DEFAULT_CRASHES_PATH=$(realpath "$BINPATH/crashes")
[ -n "$CONFIG" ] && CONFIG_ABS=$(realpath "$CONFIG")
# Set defaults if not provided
CRASHES_PATH="${CRASHES_PATH:-$DEFAULT_CRASHES_PATH}"
# Validate binary
if [ -z "$BINPATH" ] || [ -z "$BINFILE" ]; then
echo "Error: Binary path and file are required"
echo "Usage: $0 <binpath> <binfile> [gdb_file] [config] [syslog] [syserr] [gdb_enabled] [crashes_path]"
exit 1
fi
BINARY="$BINPATH/$BINFILE"
if [ ! -f "$BINARY" ]; then
echo "Error: Binary '$BINARY' not found"
exit 1
fi
# Create crashes directory if it doesn't exist
mkdir -p "$CRASHES_PATH"
cd "$BINPATH" || {
echo "Error: Could not change to binary path '$BINPATH'"
exit 1
}
EXECPATH=$(realpath "$BINFILE")
if [ "$GDB_ENABLED" -eq 1 ]; then
echo "Starting $EXECPATH with GDB enabled"
# Generate GDB configuration on the fly
TIMESTAMP=$(date +%Y-%m-%d-%H-%M-%S)
GDB_TEMP_FILE="$CRASHES_PATH/gdb-$TIMESTAMP.conf"
GDB_OUTPUT_FILE="$CRASHES_PATH/gdb-$TIMESTAMP.txt"
# Create GDB configuration file if it is not defined
if [ -z "$GDB_FILE" ]; then
# Create GDB configuration
cat > "$GDB_TEMP_FILE" << EOF
set logging file $GDB_OUTPUT_FILE
set logging enabled on
set debug timestamp
EOF
# Add run command with config if specified
if [ -n "$CONFIG_ABS" ]; then
echo "run -c $CONFIG_ABS" >> "$GDB_TEMP_FILE"
else
echo "run" >> "$GDB_TEMP_FILE"
fi
cat >> "$GDB_TEMP_FILE" << EOF
bt
bt full
info thread
thread apply all backtrace full
EOF
GDB_FILE="$GDB_TEMP_FILE"
fi
# Create log files if specified
if [ -n "$SYSLOG" ]; then
[ ! -f "$SYSLOG" ] && touch "$SYSLOG"
fi
if [ -n "$SYSERR" ]; then
[ ! -f "$SYSERR" ] && touch "$SYSERR"
fi
# Execute with GDB
if [ "${WITH_CONSOLE:-0}" -eq 0 ] && [ -n "$SYSLOG" ] && [ -n "$SYSERR" ]; then
gdb -x "$GDB_FILE" --batch "$EXECPATH" >> "$SYSLOG" 2>> "$SYSERR"
else
echo "> Console enabled"
if [ -n "$SYSLOG" ] && [ -n "$SYSERR" ]; then
gdb -x "$GDB_FILE" --batch "$EXECPATH" > >(tee "$SYSLOG") 2> >(tee "$SYSERR" >&2)
else
gdb -x "$GDB_FILE" --batch "$EXECPATH"
fi
fi
# clean up temporary GDB file if it exists
if [ -n "$GDB_TEMP_FILE" ]; then
# Clean up temporary GDB file
rm -f "$GDB_TEMP_FILE"
fi
else
echo "Starting $BINFILE without GDB"
# Determine if PM2 is active
is_pm2_active="0"
[ "$AC_LAUNCHED_BY_PM2" == "1" ] && is_pm2_active="1"
# Determine if interactive mode is enabled
is_interactive_enabled="1"
[ "$AC_DISABLE_INTERACTIVE" == "1" ] && is_interactive_enabled="0"
# use normal execution if we are running the binary under PM2
# or when interactive mode is enabled
if [[ "$is_pm2_active" == "1" || "$is_interactive_enabled" == "1" ]]; then
echo "Running AC"
"$EXECPATH" ${CONFIG_ABS:+-c "$CONFIG_ABS"}
else
# When AC_DISABLE_INTERACTIVE is set to 1 and we are not in PM2
# This means we are using systemd without interactive mode and no session managers
# in this case we need to run AC with unbuffer for line-buffered output
# NOTE unbuffer doesn't fully support interactive mode
if command -v unbuffer >/dev/null 2>&1; then
echo "Running AC with unbuffer for line-buffered output"
unbuffer "$EXECPATH" ${CONFIG_ABS:+-c "$CONFIG_ABS"}
else
echo "⚠️ unbuffer not found, the output may not be line-buffered. Try installing expect."
exec "$EXECPATH" ${CONFIG_ABS:+-c "$CONFIG_ABS"}
fi
fi
fi
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