Add recipe requesting instance without failing if not ready

parent 52bdd411
...@@ -100,6 +100,7 @@ setup(name=name, ...@@ -100,6 +100,7 @@ setup(name=name,
'pwgen = slapos.recipe.pwgen:Recipe', 'pwgen = slapos.recipe.pwgen:Recipe',
'proactive = slapos.recipe.proactive:Recipe', 'proactive = slapos.recipe.proactive:Recipe',
'request = slapos.recipe.request:Recipe', 'request = slapos.recipe.request:Recipe',
'requestoptional = slapos.recipe.requestoptional:Recipe',
'seleniumrunner = slapos.recipe.seleniumrunner:Recipe', 'seleniumrunner = slapos.recipe.seleniumrunner:Recipe',
'sheepdogtestbed = slapos.recipe.sheepdogtestbed:SheepDogTestBed', 'sheepdogtestbed = slapos.recipe.sheepdogtestbed:SheepDogTestBed',
'shell = slapos.recipe.shell:Recipe', 'shell = slapos.recipe.shell:Recipe',
......
##############################################################################
#
# Copyright (c) 2010 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.
#
##############################################################################
import logging
from slapos import slap as slapmodule
class Recipe(object):
""" Request a SlapOS instance. Won't fail if instance is not ready.
"""
def __init__(self, buildout, name, options):
self.logger = logging.getLogger(name)
slap = slapmodule.slap()
self.software_release_url = options['software-url']
self.name = options['name']
slap.initializeConnection(options['server-url'],
options.get('key-file'),
options.get('cert-file'),
)
computer_partition = slap.registerComputerPartition(
options['computer-id'], options['partition-id'])
self.request = computer_partition.request
self.isSlave = False
if 'slave' in options:
self.isSlave = options['slave'].lower() in ['y', 'yes', 'true', '1']
self.return_parameters = []
if 'return' in options:
self.return_parameters = [str(parameter).strip()
for parameter in options['return'].split()]
else:
self.logger.debug("No parameter to return to main instance."
"Be careful about that...")
software_type = 'RootSoftwareInstance'
if 'software-type' in options:
software_type = options['software-type']
filter_kw = {}
if 'sla' in options:
for sla_parameter in options['sla'].split():
filter_kw[sla_parameter] = options['sla-%s' % sla_parameter]
partition_parameter_kw = {}
if 'config' in options:
for config_parameter in options['config'].split():
partition_parameter_kw[config_parameter] = \
options['config-%s' % config_parameter]
self.instance = self.request(options['software-url'], software_type,
self.name, partition_parameter_kw=partition_parameter_kw,
filter_kw=filter_kw, shared=self.isSlave)
self.failed = None
for param in self.return_parameters:
try:
options['connection-%s' % param] = str(
self.instance.getConnectionParameter(param))
except slapmodule.NotFoundError:
options['connection-%s' % param] = ''
if self.failed is None:
self.failed = param
def install(self):
if self.failed is not None:
# Check instance status to know if instance has been deployed
try:
status = self.instance.getState()
except slapmodule.NotFoundError:
status = 'not ready yet'
except AttributeError:
status = 'unknown'
error_message = 'Connection parameter %s not found. '\
'Requested instance is currently %s. If this error persists, '\
'check status of this instance.' % (self.failed, status)
self.logger.error(error_message)
return []
update = install
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