Commit 68a7a065 authored by Romain Courteaud's avatar Romain Courteaud

Add a listening port promise recipe.

parent 212a9e19
......@@ -41,6 +41,7 @@ setup(name=name,
'zc.buildout': [
'certificate_authority = slapos.recipe.certificate_authority:Recipe',
'certificate_authority.request = slapos.recipe.certificate_authority:Request',
'check_port_listening = slapos.recipe.check_port_listening:Recipe',
'cron = slapos.recipe.dcron:Recipe',
'cron.d = slapos.recipe.dcron:Part',
'davstorage = slapos.recipe.davstorage:Recipe',
......
##############################################################################
#
# Copyright (c) 2011 Vifib SARL and Contributors. All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
from slapos.recipe.librecipe import GenericBaseRecipe
import sys
class Recipe(GenericBaseRecipe):
"""
Check listening port promise
"""
def install(self):
config = dict(
hostname=self.options['hostname'],
port=self.options['port'],
python_path=sys.executable,
)
vnc_promise = self.createExecutable(
self.options['path'],
self.substituteTemplate(
self.getTemplateFilename('socket_connection_attempt.py.in'),
config))
return [vnc_promise]
#!%(python_path)s
# BEWARE: This file is operated by slapgrid
# BEWARE: It will be overwritten automatically
import socket
import sys
hostname = "%(hostname)s"
port = %(port)s
connection_okay = False
try:
s = socket.create_connection((hostname, port))
connection_okay = True
s.close()
except (socket.error, socket.timeout):
connection_okay = False
if not connection_okay:
print >> sys.stderr, "%(port)s on %(hostname)s isn't listening"
sys.exit(127)
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