#!/bin/bash
# ------------------------------------------------------------------------------------------------
# Script to download, extract, and install the Dell PERCCLI utility on a Linux system.
# Note: This script requires 'wget' and 'tar'. It assumes execution as 'root' (no 'sudo' needed).
# ------------------------------------------------------------------------------------------------

# --- Configuration ---
PERCCLI_URL="https://dl.dell.com/FOLDER13074167M/1/PERCCLI_7.3208.0_Linux_A01.tar.gz"
ARCHIVE_NAME="PERCCLI_7.3208.0_Linux_A01.tar.gz"
TEMP_DIR="perccli_install_temp"

echo "Starting PERCCLI installation script..."
echo "Target URL: $PERCCLI_URL"

# 1. Download the archive
echo "1. Downloading $ARCHIVE_NAME..."
# Using wget to download the file, adding a User-Agent to prevent 403 errors on some servers
wget --no-check-certificate --user-agent="Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1)" "$PERCCLI_URL" -O "$ARCHIVE_NAME"
if [ $? -ne 0 ]; then
    echo "ERROR: Failed to download the file. Check your network connection and ensure 'wget' is installed, or try a different User-Agent."
    exit 1
fi
echo "Download complete."

# 2. Extract the archive
echo "2. Extracting the archive..."
mkdir -p "$TEMP_DIR"
# Extracting the tar.gz file into the temporary directory
tar -xzf "$ARCHIVE_NAME" -C "$TEMP_DIR"
if [ $? -ne 0 ]; then
    echo "ERROR: Failed to extract the archive. The file may be incomplete or corrupted."
    rm -rf "$TEMP_DIR"
    exit 1
fi
echo "Extraction complete to $TEMP_DIR."

# 3. Locate the installation package
# IMPORTANT CHANGE: Prioritizing .deb files as Proxmox (Debian) is the target OS.
PACKAGE_FILE=$(find "$TEMP_DIR" -type f \( -name "*.deb" -o -name "*.rpm" \) | head -n 1)

if [ -z "$PACKAGE_FILE" ]; then
    echo "ERROR: Could not find any .deb or .rpm installation package within the archive."
    echo "Please navigate to '$TEMP_DIR' and install the appropriate package manually."
    exit 1
fi

echo "3. Found package file: $PACKAGE_FILE"

# 4. Install the package using the appropriate command (no 'sudo' needed as running as root)
echo "4. Attempting to install the package."

INSTALL_SUCCESS=0

if [[ "$PACKAGE_FILE" == *.deb ]]; then
    echo "Detected DEB package. Trying to install with 'dpkg -i'..."
    if command -v dpkg >/dev/null 2>&1; then
        # Removed 'sudo'
        dpkg -i "$PACKAGE_FILE"
        INSTALL_SUCCESS=$?
    else
        # Explicitly setting INSTALL_SUCCESS=1 if the command is not found
        echo "ERROR: 'dpkg' command not found. Please ensure the package manager is available."
        INSTALL_SUCCESS=1
    fi
elif [[ "$PACKAGE_FILE" == *.rpm ]]; then
    echo "Detected RPM package. Trying to install with 'rpm -ivh'..."
    if command -v rpm >/dev/null 2>&1; then
        # Removed 'sudo'
        rpm -ivh "$PACKAGE_FILE"
        INSTALL_SUCCESS=$?
    else
        # Explicitly setting INSTALL_SUCCESS=1 if the command is not found
        echo "ERROR: 'rpm' command not found. This confirms you are running a Debian-based system (like Proxmox/Ubuntu)."
        echo "Please install the 'rpm' package manually, or if running Proxmox, use 'apt install alien' to convert the package to .deb and install it."
        INSTALL_SUCCESS=1
    fi
else
    echo "ERROR: Found file $PACKAGE_FILE is neither .deb nor .rpm. Manual installation is required."
    INSTALL_SUCCESS=1
fi

# 5. Cleanup and Verification
# The cleanup step now correctly checks the INSTALL_SUCCESS status.
if [ $INSTALL_SUCCESS -eq 0 ]; then
    echo ""
    echo "5. Installation successful. Cleaning up temporary files."
    rm -f "$ARCHIVE_NAME"
    rm -rf "$TEMP_DIR"
    echo "PERCCLI tool should now be available."
    echo "Verify installation by running: perccli /c0 show"
else
    echo ""
    echo "5. Installation failed. The archive '$ARCHIVE_NAME' and temporary directory '$TEMP_DIR' are retained for manual debugging."
    echo "The package file is located at: $PACKAGE_FILE"
fi

# ------------------------------------------------------------------------------------------------