62 lines
1.5 KiB
Bash
Executable file
62 lines
1.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# This script will preserve the normally rotated and
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# thrown away weblogs from a default RedHat/Apache installation.
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# It will save the files with a date/time stamp in the filename,
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# bzipped, to a given directory.
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#
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# Run this from crontab nightly at an off hour,
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# as bzip2 can suck up some serious CPU on huge logs:
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# 0 2 * * * /opt/sbin/archiveweblogs.sh
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#
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# SPDX-License-Identifier: MIT
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PROBLEM=66
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# Set this to your backup dir.
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BKP_DIR=/opt/backups/weblogs
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# Default Apache/RedHat stuff
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LOG_DAYS="4 3 2 1"
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LOG_DIR=/var/log/httpd
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LOG_FILES="access_log error_log"
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# Default RedHat program locations
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LS=/bin/ls
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MV=/bin/mv
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ID=/usr/bin/id
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CUT=/bin/cut
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COL=/usr/bin/column
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BZ2=/usr/bin/bzip2
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# Are we root?
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USER=$($ID -u)
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if [ "X$USER" != "X0" ]; then
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echo "PANIC: Only root can run this script!"
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exit $PROBLEM
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fi
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# Backup dir exists/writable?
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if [ ! -x "$BKP_DIR" ]; then
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echo "PANIC: $BKP_DIR doesn't exist or isn't writable!"
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exit $PROBLEM
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fi
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# Move, rename and bzip2 the logs
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for logday in $LOG_DAYS; do
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for logfile in $LOG_FILES; do
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MYFILE="$LOG_DIR/$logfile.$logday"
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if [ -w "$MYFILE" ]; then
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DTS=$($LS -lgo --time-style=+%Y%m%d "$MYFILE" | $COL -t | $CUT -d ' ' -f7)
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$MV "$MYFILE" "$BKP_DIR/$logfile.$DTS"
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$BZ2 "$BKP_DIR/$logfile.$DTS"
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else
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# Only spew an error if the file exits (ergo non-writable).
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if [ -f "$MYFILE" ]; then
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echo "ERROR: $MYFILE not writable. Skipping."
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fi
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fi
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done
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done
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exit 0
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