39 lines
1.4 KiB
Bash
39 lines
1.4 KiB
Bash
#!/bin/bash
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# log_rotate.sh - Compress and remove old log files
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#
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# Copyright (C) 2025 LINUXexpert.org
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation, version 3 of the License.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program. If not, see <https://www.gnu.org/licenses/>.
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#
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# Usage: log_rotate.sh [days]
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# days: rotate logs older than this many days (default 7).
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# Description: Compresses .log files older than X days in /var/log and deletes archives older than 90 days.
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DAYS="$1"
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if ! [[ "$DAYS" =~ ^[0-9]+$ ]]; then
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DAYS=7
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fi
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if [ $EUID -ne 0 ]; then
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echo "Please run as root to rotate system logs."
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exit 1
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fi
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echo "Rotating logs older than $DAYS days..."
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# Compress uncompressed .log files older than $DAYS days
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find /var/log -type f -name "*.log" -mtime +$DAYS ! -name "*.gz" -exec gzip {} \;
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echo "Compressed logs older than $DAYS days."
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# Remove very old compressed logs (older than 90 days)
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find /var/log -type f -name "*.gz" -mtime +90 -exec rm -f {} \;
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echo "Removed log archives older than 90 days."
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