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disk_cleanup.sh

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+#!/bin/bash
+# disk_cleanup.sh - Show disk usage and optionally clean temporary files
+# 
+# Copyright (C) 2025 LINUXexpert.org
+# 
+# This program is free software: you can redistribute it and/or modify it 
+# under the terms of the GNU General Public License as published by the 
+# Free Software Foundation, version 3 of the License.
+# 
+# This program is distributed in the hope that it will be useful, but 
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
+# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 
+# for more details.
+# 
+# You should have received a copy of the GNU General Public License along 
+# with this program. If not, see <https://www.gnu.org/licenses/>.
+# 
+# Usage: disk_cleanup.sh [--clean]
+# Description: Without --clean, displays disk usage and largest files. With --clean, performs cleanup of caches and /tmp.
+ 
+if [ "$1" != "--clean" ]; then
+  echo "==== Disk Usage Overview ===="
+  df -h -x tmpfs -x devtmpfs
+  
+  echo -e "\n==== Top 10 Largest Files ===="
+  # List top 10 largest files (size in MB)
+  find / -type f -printf '%s %p\n' 2>/dev/null | sort -nr | head -n 10 | awk '{size=$1/1024/1024; printf("%.1f MB - ", size); $1=""; print $0;}'
+  
+  echo -e "\n(To actually free space, run: $0 --clean)"
+  exit 0
+fi
+
+# If --clean is specified:
+echo "Cleaning package caches and temporary files..."
+# Package manager cache cleanup
+if [ $EUID -ne 0 ]; then
+  echo "Run as root to perform cleanup."; exit 1
+fi
+if command -v apt-get &> /dev/null; then
+  apt-get clean
+elif command -v dnf &> /dev/null; then
+  dnf clean all
+elif command -v yum &> /dev/null; then
+  yum clean all
+elif command -v pacman &> /dev/null; then
+  pacman -Scc --noconfirm
+fi
+
+# Clean /tmp and /var/tmp files older than 7 days
+find /tmp -type f -mtime +7 -exec rm -f {} \;
+find /tmp -type d -empty -mtime +7 -exec rmdir {} \;
+find /var/tmp -type f -mtime +7 -exec rm -f {} \;
+echo "Temporary files older than 7 days removed from /tmp and /var/tmp."
+
+echo "Disk cleanup completed."