#!/bin/bash
# ------------------------------------------------------------------------------------------------
# Script to download, extract, and install the Dell PERCCLI utility on a Linux system.
# Note: This script requires 'wget', 'tar', and typically 'sudo' for the final installation step.
# ------------------------------------------------------------------------------------------------

# --- 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 $ARCHIVE_NAME..."
# Using wget to download the file
wget --no-check-certificate "$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."
    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
# Dell archives usually contain nested directories (e.g., Linux/RHEL/RPMS or Linux/DEB).
# This finds the first .rpm or .deb file in the extracted contents.
PACKAGE_FILE=$(find "$TEMP_DIR" -type f \( -name "*.rpm" -o -name "*.deb" \) | head -n 1)

if [ -z "$PACKAGE_FILE" ]; then
    echo "ERROR: Could not find any .rpm or .deb installation package within the archive."
    echo "Please navigate to '$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 (requires sudo)
echo "4. Attempting to install the package. This step requires 'sudo'."

INSTALL_SUCCESS=0

if [[ "$PACKAGE_FILE" == *.rpm ]]; then
    echo "Detected RPM package. Trying to install with 'rpm -ivh'..."
    if command -v rpm >/dev/null 2>&1; then
        sudo rpm -ivh "$PACKAGE_FILE"
        INSTALL_SUCCESS=$?
    else
        echo "ERROR: 'rpm' command not found. Please install the package manually."
    fi
elif [[ "$PACKAGE_FILE" == *.deb ]]; then
    echo "Detected DEB package. Trying to install with 'dpkg -i'..."
    if command -v dpkg >/dev/null 2>&1; then
        sudo dpkg -i "$PACKAGE_FILE"
        INSTALL_SUCCESS=$?
    else
        echo "ERROR: 'dpkg' command not found. Please install the package manually."
    fi
else
    echo "ERROR: Found file $PACKAGE_FILE is neither .rpm nor .deb. Manual installation is required."
fi

# 5. Cleanup and Verification
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."
fi

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