76 lines
1.6 KiB
Bash
Executable file
76 lines
1.6 KiB
Bash
Executable file
#!/bin/sh
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#
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# daily - daily cleanup of the system.
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# Doesn't make sense when running from CD
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if [ -f /CD ]
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then exit
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fi
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case "$#:$1" in
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1:cron|1:boot)
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caller=$1
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;;
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*) echo >&2 "Usage: $0 cron|boot"
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exit 1
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esac
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test -d /usr/adm || exit
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cd /usr/adm || exit
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# Last run must have been on a previous day.
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timestamp=daily.lasttime
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if test -f $timestamp
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then
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set -- `ls -lT $timestamp`
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test "$6 $7 $9" = "$(date '+%b %d %Y')" && exit
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fi
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# Update last-run time
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echo >$timestamp
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# Remove three day old files from various tmp dirs.
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cleantmp -3 /tmp /usr/tmp /usr/preserve /usr/spool/lpd /usr/spool/at/past
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# Truncate log files in /usr/adm.
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test -d old || mkdir old || exit
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cycle()
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{
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# Cycle a log file if larger than a size in kilobytes.
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local size="`expr "$1" + "$1"`"
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local log="$2"
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if test -f "$log" && test -n "$(find "$log" -size +"$size")"
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then
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test -f "old/$log.2" && cp -p "old/$log.2" "old/$log.3"
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test -f "old/$log.1" && cp -p "old/$log.1" "old/$log.2"
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cp -p "$log" "old/$log.1"
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: > "$log"
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fi
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}
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cycle 100 wtmp
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cycle 100 log
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cycle 20 ftplog
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cycle 200 aftplog
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# Make copies of /etc/passwd and /etc/shadow if they have been changed.
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for file in passwd shadow
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do
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if cmp -s /etc/$file old/$file.1
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then
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# Fine.
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else
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test -f old/$file.2 && cp -p old/$file.2 old/$file.3
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test -f old/$file.1 && cp -p old/$file.1 old/$file.2
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test -f /etc/$file && cp -p /etc/$file old/$file.1
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fi
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done
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# Update manpage index but don't warn about nonexistant dirs
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/usr/libexec/makewhatis 2>/dev/null
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# Continue with a local script if present.
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test -f /usr/local/etc/daily && sh /usr/local/etc/daily $caller
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exit 0
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