head	1.2;
access;
symbols;
locks; strict;
comment	@# @;


1.2
date	97.11.25.20.42.47;	author alexis;	state Exp;
branches;
next	1.1;

1.1
date	97.08.27.18.13.40;	author alexis;	state Exp;
branches;
next	;


desc
@@


1.2
log
@*** empty log message ***
@
text
@#!/usr/bin/ksh
PROGNAME=`basename $0`
# $Id$
VERSION="PATCHLEVEL_MARKER"

#  This command should be called by cron shortly *after* midnight.

#  
#  General config. There should be no need to change any of this. Use options instead.
#


COMPRESS="compress -f"
YESTFILE=/usr/local/admin/etc/$PROGNAME.yest
#  By default just show errors and warnings - don't change this, use '-v' or '-d' if you want something else
VERBOSELEVEL=2
SARDIR=/usr/adm/sa
SARARCDIR=/usr/adm/sa
PRI_ALERT="local1.alert"

#
#  Some mickey mouse functions for displaying messages
#

message()
{
    [ ! -t 2 ] && logger -t $PROGNAME -i "$@@" || echo "$@@"
}

#  
#  Don't even bother removing lock files if we get an internal error; the more information left intact 
#  the better.
#

internal()
{
    echo "$PROGNAME: INTERNAL ERROR: $@@" > /dev/tty
    exit 3
}

error()
{
    [ $VERBOSELEVEL -ge 1 ] && { [ ! -t 2 ] && logger -p $PRI_ALERT -t $PROGNAME -i "ERROR: $@@" || echo "$PROGNAME: ERROR: $@@" >&2; }
    exit 2
}

warning()
{
    [ $VERBOSELEVEL -lt 2 ] && return
    [ ! -t 2 ] && logger -p $PRI_ALERT -t $PROGNAME -i "WARNING: $@@" || echo "$PROGNAME: WARNING: $@@" >&2
}

info()
{
    [ $VERBOSELEVEL -lt 3 ] && return
    [ ! -t 2 ] && logger -t $PROGNAME -i "INFO: $@@" || echo "$PROGNAME: INFO: $@@" >&2
}

debug()
{
    L_LEVEL=$1
    shift
    [ $VERBOSELEVEL -lt $L_LEVEL ] && return
    { [ ! -t 2 ] && logger -t $PROGNAME -i "DEBUG: $@@"; } || { echo "$PROGNAME: DEBUG: $@@" >&2; }
}

#
#  Tell the user how to use this program
#

usage()
{
    #  Printer version number and exit
    message "Usage: $PROGNAME -V"
    message "       $PROGNAME"

    exit 1
}

#  This is where it all happens. First read the file we wrote yesterday.
[ ! -r $YESTFILE ] && error "no record of when $PROGNAME last ran, please sort this out"
cat $YESTFILE | read YESTDATESTAMP YESTDATENUM
expr "$YESTDATESTAMP" : '^[0-9]\{6\}$' > /dev/null || error "badly formatted datestamp in config file '$YESTFILE'"
expr "$YESTDATENUM" : '^[0-9]\{2\}$' > /dev/null || error "badly formatted date number in config file '$YESTFILE'"

#  Now prepare the information we will write to that file today and check it hasn't been run today
TODAYDATESTAMP=`date +%y%m%d`
TODAYDATENUM=`date +%d`
[ $YESTDATESTAMP = $TODAYDATESTAMP ] && error "already run today"

#  Now rename and compress the yesterday's sar output file.
if [ -f $SARDIR/sa$YESTDATENUM ]; then
    #  mv'ing assumes same filesystem for SARDIR and SARARCDIR
    HOSTNAME=`hostname`
    mv $SARDIR/sa$YESTDATENUM $SARARCDIR/sa-$HOSTNAME-$YESTDATESTAMP
    $COMPRESS $SARARCDIR/sa-$HOSTNAME-$YESTDATESTAMP
else
    warning "yesterday's sar file '$SARDIR/sa$YESTDATENUM' not found"
fi

#  And finally write information about today that we can use tomorrow
echo $TODAYDATESTAMP $TODAYDATENUM > $YESTFILE
@


1.1
log
@Initial revision
@
text
@d1 1
a1 14
From alexis@@danae.demon.co.uk  Fri Aug  8 08:16:33 1997
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From: Alexis Huxley <alexis@@danae.demon.co.uk>
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Date: Fri, 8 Aug 1997 07:17:12 +0100 (BST)
Content-Type: text
Status: O

#!/bin/ksh
d3 2
a4 1
VERSION="Thu May 11 10:27:27 BST 1995"
a102 1

@