develop_server.sh

   1 #!/usr/bin/env bash
   2 ##
   3 # This section should match your Makefile
   4 ##
   5 PY=python
   6 PELICAN=pelican
   7 PELICANOPTS=
   8
   9 BASEDIR=$(pwd)
  10 INPUTDIR=$BASEDIR/content
  11 OUTPUTDIR=$BASEDIR/output
  12 CONFFILE=$BASEDIR/pelicanconf.py
  13
  14 ###
  15 # Don't change stuff below here unless you are sure
  16 ###
  17
  18 SRV_PID=$BASEDIR/srv.pid
  19 PELICAN_PID=$BASEDIR/pelican.pid
  20
  21 function usage(){
  22   echo "usage: $0 (stop) (start) (restart)"
  23   echo "This starts pelican in debug and reload mode and then launches"
  24   echo "A pelican.server to help site development. It doesn't read"
  25   echo "your pelican options so you edit any paths in your Makefile"
  26   echo "you will need to edit it as well"
  27   exit 3
  28 }
  29
  30 function alive() {
  31   kill -0 $1 >/dev/null 2>&1
  32 }
  33
  34 function shut_down(){
  35   PID=$(cat $SRV_PID)
  36   if [[ $? -eq 0 ]]; then
  37     if alive $PID; then
  38       echo "Killing pelican.server"
  39       kill $PID
  40     else
  41       echo "Stale PID, deleting"
  42     fi
  43     rm $SRV_PID
  44   else
  45     echo "pelican.server PIDFile not found"
  46   fi
  47
  48   PID=$(cat $PELICAN_PID)
  49   if [[ $? -eq 0 ]]; then
  50     if alive $PID; then
  51       echo "Killing Pelican"
  52       kill $PID
  53     else
  54       echo "Stale PID, deleting"
  55     fi
  56     rm $PELICAN_PID
  57   else
  58     echo "Pelican PIDFile not found"
  59   fi
  60 }
  61
  62 function start_up(){
  63   echo "Starting up Pelican and pelican.server"
  64   shift
  65   $PELICAN --debug --autoreload -r $INPUTDIR -o $OUTPUTDIR -s $CONFFILE $PELICANOPTS &
  66   pelican_pid=$!
  67   echo $pelican_pid > $PELICAN_PID
  68   cd $OUTPUTDIR
  69   $PY -m pelican.server &
  70   srv_pid=$!
  71   echo $srv_pid > $SRV_PID
  72   cd $BASEDIR
  73   sleep 1
  74   if ! alive $pelican_pid ; then
  75     echo "Pelican didn't start. Is the pelican package installed?"
  76     return 1
  77   elif ! alive $srv_pid ; then
  78     echo "pelican.server didn't start. Is the pelican package installed?"
  79     return 1
  80   fi
  81   echo 'Pelican and pelican.server processes now running in background.'
  82 }
  83
  84 ###
  85 #  MAIN
  86 ###
  87 [[ $# -ne 1 ]] && usage
  88 if [[ $1 == "stop" ]]; then
  89   shut_down
  90 elif [[ $1 == "restart" ]]; then
  91   shut_down
  92   start_up
  93 elif [[ $1 == "start" ]]; then
  94   if ! start_up; then
  95     shut_down
  96   fi
  97 else
  98   usage
  99 fi