selftest/in_screen

   1 #!/bin/bash
   2
   3 export TMPDIR="$SELFTEST_TMPDIR"
   4
   5 SERVERNAME="$ENVNAME"
   6 [ -z "$SERVERNAME" ] && SERVERNAME="base"
   7 basedir=$TMPDIR
   8
   9 [ -r $basedir/$SERVERNAME.pid ] && {
  10     for i in $(seq 2 100); do
  11         if [ ! -r "$basedir/${SERVERNAME}-$i.pid" ]; then
  12             SERVERNAME="${SERVERNAME}-$i"
  13             break
  14         fi
  15     done
  16 }
  17
  18 rm -f $basedir/$SERVERNAME.*
  19
  20 # set most of the environment vars we have in the screen session too
  21 _ENV=""
  22 vars=$(mktemp)
  23 printenv |
  24   egrep -v '^TERMCAP|^WINDOW|^SHELL|^STY|^SHLVL|^SAMBA_VALGRIND|\$' |
  25   egrep '^[A-Z]' |
  26   sed "s/\(^[^=]*=\)\(.*\)/export \1'\2'/g" > $basedir/$SERVERNAME.vars
  27
  28 cat <<EOF > $basedir/$SERVERNAME.launch
  29  echo \$\$ > $basedir/$SERVERNAME.pid
  30  . $basedir/$SERVERNAME.vars
  31  echo "\$(date) starting $SERVERNAME" >> $basedir/$SERVERNAME.log
  32  $@
  33  echo \$? > $basedir/$SERVERNAME.status
  34  read parent < $basedir/$SERVERNAME.parent.pid
  35  kill \$parent
  36 EOF
  37 pid=$$
  38
  39 cleanup() {
  40     trap "exit 1" SIGINT SIGTERM SIGPIPE
  41     [ -r $basedir/$SERVERNAME.status ] && {
  42         read status < $basedir/$SERVERNAME.status
  43         echo "$(date) samba exited with status $status" >> $basedir/$SERVERNAME.log
  44         exit $status
  45     }
  46     read pid < $basedir/$SERVERNAME.pid
  47     echo "$(date) Killing samba pid $pid from $$" >> $basedir/$SERVERNAME.log
  48     if [ "$pid" = "$$" ]; then
  49         exit 1
  50     fi
  51     kill -9 $pid 2>&1
  52     exit 1
  53 }
  54
  55 rm -f $basedir/$SERVERNAME.status $basedir/$SERVERNAME.log
  56 echo $$ > $basedir/$SERVERNAME.parent.pid
  57 trap cleanup SIGINT SIGTERM SIGPIPE
  58 screen -r -X screen -t test:$SERVERNAME bash $basedir/$SERVERNAME.launch
  59 echo "$(date) waiting in $$" >> $basedir/$SERVERNAME.log
  60 read stdin_var
  61 echo "$(date) EOF on stdin" >> $basedir/$SERVERNAME.log
  62 read pid < $basedir/$SERVERNAME.pid
  63 echo "$(date) killing $pid" >> $basedir/$SERVERNAME.log
  64 kill $pid 2> /dev/null
  65 echo "$(date) exiting" >> $basedir/$SERVERNAME.log
  66 exit 0