backup/nightly.sh

   1 #!/bin/sh
   2 #
   3 #       Nightly script for backing up Moira.
   4 #
   5 #
   6 BKUPDIRDIR=/backup
   7 PATH=/bin:/athena/bin:/usr/athena/bin:/usr/bin:/usr/ucb:/usr/new; export PATH
   8 . /usr/ingres/sqluser.profile
   9 chdir ${BKUPDIRDIR}
  10
  11 # /moira/bin/counts </dev/null
  12
  13 if [ -d in_progress ]
  14 then
  15         echo "Two backups running?"
  16         exit 1
  17 fi
  18
  19 trap "rm -rf ${BKUPDIRDIR}/in_progress" 0 1 15
  20
  21 if mkdir in_progress
  22 then
  23         echo "Backup in progress."
  24 else
  25         echo "Cannot create backup directory"
  26         exit 1
  27 fi
  28 chmod 750 in_progress
  29 if /moira/bin/mrbackup ${BKUPDIRDIR}/in_progress/
  30 then
  31         failed=`ls -s ${BKUPDIRDIR}/in_progress/ \
  32                 | awk ' !/total/ {
  33                           if ( FILENAME ~ /conf$/ ) {
  34                             minsize[$2]=$1;
  35                           } else {
  36                             size[$2]=$1
  37                           }
  38                         }
  39                         END {
  40                           for ( i in minsize ) {
  41                             if ( minsize[i] > size[i] ) {
  42                               j+=1
  43                             }
  44                           }
  45                           print j
  46                         }' ${BKUPDIRDIR}/conf -`
  47         if [ "$failed" -gt 0 ]
  48         then
  49                 echo "Backup was incomplete!  $failed table(s) too small!"
  50                 echo "Current file sizes:"
  51                 ls -s in_progress/
  52                 exit 1
  53         fi
  54         echo "Backup successful"
  55 else
  56         echo "Backup failed!"
  57         exit 1
  58 fi
  59
  60 /moira/bin/report.sh ${BKUPDIRDIR}/in_progress > ${BKUPDIRDIR}/in_progress/report
  61
  62 if [ -d stale ]
  63 then
  64         echo -n "Stale backup "
  65         rm -r stale
  66         echo "removed"
  67 fi
  68 echo -n "Shifting backups "
  69
  70 mv backup_3 stale
  71 echo -n "3 "
  72 mv backup_2 backup_3
  73 echo -n "2 "
  74 mv backup_1 backup_2
  75 echo -n "1 "
  76 mv in_progress backup_1
  77 echo
  78 /bin/df /moira/moira.log | /usr/ucb/tail -1
  79 echo
  80 echo -n "deleting last backup"
  81 rm -rf stale
  82 echo
  83 echo "Shipping over the net"
  84 rcp -rpx ${BKUPDIRDIR}/* oregano:/backup
  85 rcp -rpx ${BKUPDIRDIR}/* nessus:/backup/moira
  86
  87 if [ "`/usr/bin/find /moira/critical.log -mtime -1 -print`" = "/moira/critical.log" ]; then
  88         (/bin/echo "To: dbadmin";\
  89          /bin/echo "Subject: Moira update status";\
  90          /usr/ucb/tail /moira/critical.log) | /bin/mail dbadmin
  91 fi
  92
  93 plfile=/afs/athena.mit.edu/system/info/public-mailing-lists
  94 awk -F\| '$3==1 && $4==1 && $5==0 && $6==1 {printf "%-20s %s\n", $1, $9}' \
  95         ${BKUPDIRDIR}/backup_1/list \
  96         | sort > $plfile.new && mv -f $plfile.new $plfile
  97
  98 exit 0