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log_rotate.sh

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+#!/bin/bash
+# log_rotate.sh - Compress and remove old log 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: log_rotate.sh [days]
+#   days: rotate logs older than this many days (default 7).
+# Description: Compresses .log files older than X days in /var/log and deletes archives older than 90 days.
+ 
+DAYS="$1"
+if ! [[ "$DAYS" =~ ^[0-9]+$ ]]; then
+  DAYS=7
+fi
+if [ $EUID -ne 0 ]; then
+  echo "Please run as root to rotate system logs."
+  exit 1
+fi
+
+echo "Rotating logs older than $DAYS days..."
+# Compress uncompressed .log files older than $DAYS days
+find /var/log -type f -name "*.log" -mtime +$DAYS ! -name "*.gz" -exec gzip {} \;
+echo "Compressed logs older than $DAYS days."
+
+# Remove very old compressed logs (older than 90 days)
+find /var/log -type f -name "*.gz" -mtime +90 -exec rm -f {} \;
+echo "Removed log archives older than 90 days."