scripts/ovirt-rpmquery

   1 #!/bin/bash
   2 #
   3 # rpm query replacement for the Node image without rpmdb
   4 #   list of RPMs is stored during the image creatation in /rpm-qa.txt
   5 #   only rpm -q is available, any other option returns error
   6
   7 PROG=$(basename $0)
   8 # rpmdb snapshot created during image creation:
   9 # rpm -qa --qf '%{NAME}\t%{VERSION}\t%{RELEASE}\t%{BUILDTIME}\n'
  10 RPMDB="/rpm-qa.txt"
  11 if [ ! -e $RPMDB ]; then
  12     echo "$PROG: $RPMDB not found"
  13     exit 2
  14 fi
  15
  16 OPTS=$(getopt -n $PROG -o qav --long query,all,quiet,verbose,qf:,queryformat: -- "$@")
  17 eval set -- $OPTS
  18
  19 query=
  20 all=
  21 qf=
  22 quiet=
  23 verbose=
  24 while [ "$#" -gt 0 ]; do
  25   case "$1" in
  26     -q|--query)            query=1;;
  27     -a|--all)              all=1;;
  28     --qf|--queryformat)    qf="$2"; shift;;
  29     --quiet)               quiet=1;;
  30     -v|--verbose)          verbose=1;;
  31     --)                    shift; break;;
  32     *)                     echo "$PROG: invalid option, only --query is available"
  33                            exit 2;;
  34   esac
  35   shift
  36 done
  37
  38 function print_pkg() {
  39     local pkg="$1"
  40     local regex
  41     if [ "$pkg" ]; then
  42         regex="^$pkg"$'\t'
  43     else
  44         regex=""
  45     fi
  46
  47     rc=0
  48     if [ "$quiet" ]; then
  49         grep -E -q "$regex" $RPMDB || rc=1
  50     elif [ "$qf" ]; then
  51         # actual queryformat is ignored
  52         if ! grep -E "$regex" $RPMDB; then
  53             echo "package $pkg is not installed"
  54             rc=1
  55         fi
  56     else
  57         awk -v p="$regex" '
  58             BEGIN { rc=1 }
  59             match($0,p) { print $1"-"$2"-"$3; rc=0 } END { exit rc }
  60         ' $RPMDB || rc=1
  61     fi
  62     return $rc
  63 }
  64
  65
  66 if [ "$query" ]; then
  67     if [ "$#" -eq 0 ]; then
  68         if [ "$all" ]; then
  69             print_pkg ""
  70             exit
  71         else
  72             echo "$PROG: no arguments given for query"
  73             exit 1
  74         fi
  75     fi
  76     rc=0
  77     for pkg in "$@"; do
  78         print_pkg "$pkg" || rc=1
  79     done
  80 else
  81     echo "$PROG: invalid option, only --query is available"
  82     rc=1
  83 fi
  84
  85 exit $rc