enable_logging.sh.txt

管理online的shell程序

#!/usr/bin/ksh
###############################################################################
#
#       Module:         enable_logging.sh
#       Author:         Peter R. Schmidt
#       Description:    Enable transaction logging
#
#       Change Log
#
#         Date    Name               Description.................
#       01/27/01  Peter R. Schmidt   Start Program 
#
###############################################################################

echo "Enable transaction logging"
echo
echo "Enter DATABASE name"
read DATABASE
echo
echo "It is normally desirable to set TAPEDEV to /dev/null before enabling transaction logging."
echo
echo "The current value of TAPEDEV is:"
onstat -c | egrep "^TAPEDEV"
echo
echo "Press <Enter> to enable transaction logging now."
read answer

echo
echo "Note: setting to BUFFERED logging"
echo

ontape -s -L 0 -B $DATABASE

if [ $? = 0 ]
then
	echo
	echo "Completed"
	echo
	echo "Don't forget to set TAPEDEV back to it's original setting"
	echo "now that you are done with whatever you were doing that needed loggin to be disabled."
else
	echo
	echo "Error: failed to enable transaction logging!"
	exit 1
fi


###############################################################################

OUTPUT=dblist.out
TMPFILE=dblist.tmp

XDATE=`date +%D-%T`
MACHINE=`uname -n`

if [ -f $OUTPUT ]
then
        rm -f $OUTPUT
fi

if [ -f $TMPFILE ]
then
        rm -f $TMPFILE
fi

echo
echo "Display current logging status of the databases"
echo
echo "Collecting database info from the sysmaster database..."
        
dbaccess <<-EOF
database sysmaster;
unload to '$TMPFILE' delimiter "|"
select  dbinfo("DBSPACE",partnum) dbspace,        
	name,
        owner,        
	created,
	is_logging,        
	is_buff_log,
	is_ansi,
	is_nls,
	flags
from sysdatabases
order by name, dbspace;
EOF

echo "Completed - creating report..."

awk ' \

BEGIN {
	FS="|"
	cnt_db=0
}

{
	if (NR == 1) {
       		split (xdate,b,"-")
       		udate=b[1]
       		utime=b[2]
	
       		printf "%s %s      Informix Database Report     for %s@%s\n\n", udate, utime, server, machine
		print "Database        Dbspace                Date      Logging Buffered Other"
		print "Name            Name       Owner       Created   Enabled Logging  Info"
		print ""
	}

	dbspace		= $1
	dbsname		= $2
	owner		= $3
	created		= $4
        is_logging	= $5
	is_buff_log	= $6
        is_ansi		= $7
	in_nls		= $8
        flags		= $9

	cnt_db++

	if (is_logging = 1) {
		flag_logging = "Y"
	} else {
		flag_logging = "N"
	}

	if (is_buff_log = 1) {
		flag_buff_log = "Y"
	} else {
		flag_buff_log = "N"
	}

	if (flags = 0) {
		flag_desc = "No Logging"
	}

	if (flags = 1) {
		flag_desc = "Unbuffered Logging"
	}

	if (flags = 2) {
		flag_desc = "Buffered Logging"
	}

	if (flags = 4) {
		flag_desc = "ANSI-compliant database"
	}

	if (flags = 8) {
		flag_desc = "Read-Only Database"
	}

	if (flags = 16) {
		flag_desc = "NLS database"
	}

	printf "%-15s %-10s %-10s %-10s    %1s       %1s     %1s\n",dbsname, dbspace, owner, created, flag_logging, flag_buff_log, flag_desc

}

END {
	printf "\nTotal of %d databases\n", cnt_db

}

' xdate=$XDATE machine=$MACHINE server=$INFORMIXSERVER $TMPFILE > $OUTPUT

cat $OUTPUT

rm -f $TMPFILE
rm -f $OUTPUT