/usr/bin/mdm.screen is in mdm 0.1.3-2.1build2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | #!/bin/bash
# mdm.screen - Middleman top-level script (uses screen)
#
# Copyright 2009 Chuan-kai Lin
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
export PATH=/usr/lib/mdm:$PATH
iospec=/dev/null
slaves=6
function usage {
name=`basename $0`
echo >&2 "usage: $name [-c iospec] [-n slaves] cmd ..."
exit 1
}
while getopts c:n: OPTION
do case $OPTION in
c) iospec="$OPTARG" ;;
n) slaves="$OPTARG"
if [ $slaves -lt 1 ]
then echo >&2 "error: must have at least 1 slave"
exit 2
fi ;;
[?]) usage
esac
done
shift $[OPTIND-1]
[ $# -eq 0 ] && usage
function print_screenrc {
echo shell $TMPFILE/shell
echo screen mdm-top $TMPFILE
while [ $slaves -ge 0 ]
do echo screen
slaves=$[slaves-1]
done
echo select 0
}
function write_slave_proxy {
cat <<EOF > $TMPFILE/shell
#!/bin/sh
exec mdm-slave $TMPFILE
EOF
chmod 700 $TMPFILE/shell
}
TMPFILE=`mktemp -d -t mdm-XXXXXXXXXX` || exit 1
print_screenrc > $TMPFILE/screenrc
write_slave_proxy
mdm-master $TMPFILE "$iospec" "$@"
screen -c $TMPFILE/screenrc
cat $TMPFILE/messages
rm -Rf $TMPFILE
|