install.sh

#!/bin/bash
# VortexPanel Universal Installer
# Supports: Ubuntu 20.04+, Debian 11+, Fedora 38+, RHEL/AlmaLinux/Rocky 8+

set -e
RED='\033[0;31m'; GREEN='\033[0;32m'; YELLOW='\033[1;33m'; NC='\033[0m'
log()  { echo -e "${GREEN}[VortexPanel]${NC} $1"; }
warn() { echo -e "${YELLOW}[WARN]${NC} $1"; }
err()  { echo -e "${RED}[ERROR]${NC} $1"; exit 1; }

# Detect OS
if [ -f /etc/os-release ]; then
    . /etc/os-release
    OS_ID="${ID,,}"
    OS_VER="${VERSION_ID}"
    OS_FAMILY="unknown"
    PKG_MGR="apt"
    case "$OS_ID" in
        ubuntu|debian|linuxmint|pop) OS_FAMILY="debian"; PKG_MGR="apt" ;;
        fedora) OS_FAMILY="fedora"; PKG_MGR="dnf" ;;
        rhel|centos|almalinux|rocky|ol|cloudlinux) OS_FAMILY="rhel"; PKG_MGR="dnf" ;;
        *) warn "Unknown OS: $OS_ID, assuming Debian-like" ; OS_FAMILY="debian"; PKG_MGR="apt" ;;
    esac
else
    err "Cannot detect OS"
fi

log "Detected: $NAME $VERSION_ID ($OS_FAMILY/$PKG_MGR)"

# Install dependencies
log "Installing dependencies..."
PYTHON_BIN="python3"
if [ "$PKG_MGR" = "apt" ]; then
    export DEBIAN_FRONTEND=noninteractive
    apt-get update -qq || true
    apt-get install -y python3 python3-pip python3-venv curl git wget unzip sudo
elif [ "$PKG_MGR" = "dnf" ]; then
    dnf install -y python3 python3-pip curl git wget unzip sudo
    # Enable EPEL for extra packages
    if [[ "$OS_ID" =~ ^(rhel|almalinux|rocky|ol|centos|cloudlinux)$ ]]; then
        dnf install -y epel-release 2>/dev/null || true
    fi
    # RHEL8-family ships Python 3.6 by default, which is too old for
    # Flask 3.x / boto3 / flask-sock. Use python3.11 if available.
    PYMAJOR=$(python3 -c 'import sys; print(sys.version_info[0])' 2>/dev/null || echo 0)
    PYMINOR=$(python3 -c 'import sys; print(sys.version_info[1])' 2>/dev/null || echo 0)
    if [ "$PYMAJOR" -lt 3 ] || { [ "$PYMAJOR" -eq 3 ] && [ "$PYMINOR" -lt 8 ]; }; then
        warn "System python3 is $PYMAJOR.$PYMINOR (too old), installing python3.11"
        dnf install -y python3.11 2>/dev/null || dnf install -y python3.11 python3.11-pip
    fi
fi

# Use python3.11 for the venv if the system default is too old (RHEL8-family)
if command -v python3.11 &>/dev/null; then
    V=$(python3 -c 'import sys; print(sys.version_info[1])' 2>/dev/null || echo 0)
    if [ "$V" -lt 8 ] 2>/dev/null; then PYTHON_BIN="python3.11"; fi
fi

# Install VortexPanel
INSTALL_DIR="/opt/vortexpanel"
log "Installing VortexPanel to $INSTALL_DIR..."
mkdir -p "$INSTALL_DIR"

# Clone or copy
if [ -d "/root/Vortexpanel/.git" ]; then
    cp -r /root/Vortexpanel/panel /root/Vortexpanel/web /root/Vortexpanel/app.py "$INSTALL_DIR/"
else
    git clone https://github.com/BrowserlessAPI/VortexPanel.git /tmp/vortexpanel_src
    cp -r /tmp/vortexpanel_src/panel /tmp/vortexpanel_src/web /tmp/vortexpanel_src/app.py "$INSTALL_DIR/"
fi

# Create virtualenv
log "Setting up Python environment..."
"$PYTHON_BIN" -m venv "$INSTALL_DIR/venv"
"$INSTALL_DIR/venv/bin/pip" install --upgrade pip -q
if [ -f /tmp/vortexpanel_src/requirements.txt ]; then
    "$INSTALL_DIR/venv/bin/pip" install -r /tmp/vortexpanel_src/requirements.txt -q
elif [ -f /root/Vortexpanel/requirements.txt ]; then
    "$INSTALL_DIR/venv/bin/pip" install -r /root/Vortexpanel/requirements.txt -q
else
    "$INSTALL_DIR/venv/bin/pip" install flask flask-session flask-sock requests gunicorn boto3 -q
fi

# Create directories
mkdir -p /opt/vortexpanel/{backups,logs,sessions}
mkdir -p /var/log/vortexpanel
mkdir -p /etc/nginx/vortex 2>/dev/null || true

# Create credentials
if [ ! -f "$INSTALL_DIR/credentials.json" ]; then
    PASS=$(openssl rand -base64 12)
    HASH=$(python3 -c "import hashlib; print(hashlib.sha256('$PASS'.encode()).hexdigest())")
    cat > "$INSTALL_DIR/credentials.json" << EOF
{
  "username": "admin",
  "password_hash": "$HASH",
  "email": "admin@vortexpanel.local"
}
EOF
    log "Generated admin password: $PASS"
    echo "$PASS" > "$INSTALL_DIR/admin_password.txt"
fi

# Create systemd service
cat > /etc/systemd/system/vortexpanel.service << EOF
[Unit]
Description=VortexPanel Control Panel
After=network.target

[Service]
Type=simple
User=root
WorkingDirectory=$INSTALL_DIR
ExecStart=$INSTALL_DIR/venv/bin/gunicorn --workers 4 --threads 4 --worker-class gthread --bind 0.0.0.0:8888 --timeout 120 --access-logfile /var/log/vortexpanel/access.log --error-logfile /var/log/vortexpanel/error.log app:app
Restart=always
RestartSec=3

[Install]
WantedBy=multi-user.target
EOF

systemctl daemon-reload
systemctl enable vortexpanel
systemctl restart vortexpanel

# Firewall rules
if command -v ufw &>/dev/null; then
    ufw allow 8888/tcp 2>/dev/null || true
elif command -v firewall-cmd &>/dev/null; then
    firewall-cmd --permanent --add-port=8888/tcp 2>/dev/null || true
    firewall-cmd --reload 2>/dev/null || true
fi

IP=$(curl -s https://api.ipify.org 2>/dev/null || hostname -I | awk '{print $1}')
log "============================================"
log "VortexPanel installed successfully!"
log "URL: http://$IP:8888"
log "Username: admin"
log "Password: $(cat $INSTALL_DIR/admin_password.txt 2>/dev/null || echo 'See credentials.json')"
log "============================================"