ZScaler installation script for Arch Linux

install_zscaler_arch.sh

#!/bin/bash

# Complete ZScaler installation script for Arch Linux
# Confirmed to work with ZScaler 3.7.2
# Make sure the ZScaler .run file is in the current working directory.
# The QT Dependencies take forever to install... make sure you've got enough battery!

echo "Installing ZScaler on Arch Linux..."
echo "================================="

# Step 1: Install dependencies
echo "Step 1: Installing dependencies..."
yay -S --needed --noconfirm \
    glib2 \
    net-tools \
    dbus \
    qt5-base \
    qt5-webengine \
    qt5-webkit \
    dbus-glib \
    nss \
    libpcap \
    curl \
    jq \
    gpgme \
    openssl

if [ $? -ne 0 ]; then
    echo "Error: Failed to install dependencies"
    exit 1
fi

# Step 2: Find and run ZScaler installer
echo "Step 2: Looking for ZScaler installer..."
INSTALLER=$(ls Zscaler*.run 2>/dev/null | head -1)

if [ -n "$INSTALLER" ]; then
    echo "Found installer: $INSTALLER"
    echo "Running ZScaler installer..."
    chmod +x "$INSTALLER"
    sudo bash "$INSTALLER"
else
    echo "Error: No Zscaler*.run file found in current directory"
    echo "Please run this script from the directory containing the ZScaler installer"
    exit 1
fi

# Step 3: Fix library compatibility issues
echo "Step 3: Fixing library compatibility..."

# Create symlinks for Debian/Ubuntu library versions
sudo ln -sf /usr/lib/libgpgme.so /usr/lib/libgpgme.so.11

# Check for other missing libraries and fix them
echo "Checking for additional missing libraries..."
if [ -f /opt/zscaler/bin/zstunnel ]; then
    for lib in $(ldd /opt/zscaler/bin/zstunnel 2>/dev/null | grep "not found" | awk '{print $1}'); do
        echo "Missing: $lib"
        case $lib in
            libssl.so.1.1)
                echo "Creating symlink for OpenSSL 1.1..."
                sudo ln -sf /usr/lib/libssl.so /usr/lib/libssl.so.1.1
                ;;
            libcrypto.so.1.1)
                echo "Creating symlink for libcrypto 1.1..."
                sudo ln -sf /usr/lib/libcrypto.so /usr/lib/libcrypto.so.1.1
                ;;
            *)
                echo "Warning: Unknown library $lib - may need manual intervention"
                ;;
        esac
    done
fi

# Step 4: Enable and start services
if [ -f /usr/lib/systemd/system/zstunnel.service ]; then
    echo "Step 4: Enabling ZScaler services..."
    sudo systemctl enable zstunnel
    sudo systemctl start zstunnel
    
    systemctl --user enable ZSTray
    systemctl --user start ZSTray
    
    # Check status
    echo ""
    echo "Service status:"
    echo "==============="
    sudo systemctl status zstunnel --no-pager
    echo ""
    systemctl --user status ZSTray --no-pager
else
    echo "Step 4: ZScaler services not found - installation may have failed"
fi

echo ""
echo "Installation complete!"
echo "====================="
echo "If services failed to start, check journalctl for errors:"
echo "  sudo journalctl -u zstunnel -f"
echo "  journalctl --user -u ZSTray -f"