lazystarter.sh

   1 #!/bin/sh
   2
   3 # GNU MediaGoblin -- federated, autonomous media hosting
   4 # Copyright (C) 2011 Free Software Foundation, Inc
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU Affero General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU Affero General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Affero General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 selfname=$(basename "$0")
  20 local_bin="./bin"
  21
  22 # Test whether or not gunicorn is installed
  23 # -----------------------------------------
  24 if [ -f "${local_bin}/python" ]; then
  25     our_python="${local_bin}/python";
  26 else
  27     our_python="python";
  28 fi
  29
  30 if $our_python -c "import sys
  31 try:
  32     import gunicorn
  33     sys.exit(0)
  34 except ImportError:
  35     sys.exit(1)
  36 "; then
  37     use_gunicorn=true;
  38 else
  39     use_gunicorn=false;
  40 fi
  41 # -----------------------------------------
  42
  43 case "$selfname" in
  44     lazyserver.sh)
  45         if $use_gunicorn; then
  46             starter_cmd=gunicorn;
  47         else
  48             starter_cmd=paster;
  49         fi
  50         ini_prefix=paste
  51         ;;
  52     lazycelery.sh)
  53         starter_cmd=celeryd
  54         ini_prefix=mediagoblin
  55         ;;
  56     *)
  57         echo "Start this script with the name lazyserver.sh or lazycelery.sh">&2
  58         exit 1
  59         ;;
  60 esac
  61
  62 if [ "$1" = "-h" ]; then
  63     echo "$0 [-h] [-c filename.ini] [ARGS_to_${starter_cmd} ...]"
  64     echo ""
  65     if $use_gunicorn; then
  66         echo "   For Gunicorn settings, see at:"
  67         echo "      http://docs.gunicorn.org/en/19.0/settings.html"
  68     else
  69         echo "   For example:"
  70         echo "         $0 -c fcgi.ini port_number=23371"
  71         echo "     or: $0 --server-name=fcgi --log-file=paste.log"
  72     fi
  73     echo ""
  74     echo "   The configfile defaults to ${ini_prefix}_local.ini,"
  75     echo "   if that is readable, otherwise ${ini_prefix}.ini."
  76     exit 1
  77 fi
  78
  79 if [ "$1" = "-c" ]; then
  80     ini_file=$2
  81     shift; shift
  82 elif [ -r "${ini_prefix}_local.ini" ]; then
  83     ini_file="${ini_prefix}_local.ini"
  84 else
  85     ini_file="${ini_prefix}.ini"
  86 fi
  87
  88 echo "Using ${starter_cmd} config: ${ini_file}"
  89
  90 if [ -f "${local_bin}/${starter_cmd}" ]; then
  91     echo "Using ${local_bin}/${starter_cmd}"
  92     starter="${local_bin}/${starter_cmd}"
  93 elif which "${starter_cmd}" > /dev/null; then
  94     echo "Using ${starter_cmd} from \$PATH"
  95     starter=$starter_cmd
  96 else
  97     echo "No ${starter_cmd} found, exiting! X_X"
  98     exit 1
  99 fi
 100
 101 # If the user somehow doesn't have a mediagoblin.ini
 102 # (maybe they aren't using make) give them one
 103 #   ... this doesn't fulfill all conditions maybe, but is a stopgap
 104 #   that doesn't have noticable race conditions
 105 if [ -f mediagoblin.example.ini ] && \
 106     [ ! -f mediagoblin.ini ]; then
 107     echo "No mediagoblin.ini found, making one";
 108     cp --no-clobber mediagoblin.example.ini mediagoblin.ini;
 109 fi
 110
 111 set -x
 112 export CELERY_ALWAYS_EAGER=true
 113 case "$selfname" in
 114     lazyserver.sh)
 115         if $use_gunicorn; then
 116             $starter --paste "$ini_file" --log-file=- $@;
 117         else
 118             $starter serve "$ini_file" "$@" --reload;
 119         fi
 120         ;;
 121     lazycelery.sh)
 122         MEDIAGOBLIN_CONFIG="${ini_file}" \
 123             CELERY_CONFIG_MODULE=mediagoblin.init.celery.from_celery \
 124             $starter -B "$@"
 125         ;;
 126     *) exit 1 ;;
 127 esac