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Edit File : helpers.py \| Size : 3.20 KB
# Copyright 2018 www.privaz.io Valletech AB # Copyright 2002-2024, OpenNebula Project, OpenNebula Systems # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. from . import OneException from . import MARKETPLACEAPP_STATES, MARKETPLACEAPP_TYPES from base64 import b64decode class OneHelperException(OneException): pass # Helpers implementation # This methods are non primitive XMLRPC methods, they can be implemented as a # series of calls to primitive XMLRPC methods, however they are called in the # exact same way as XMLRPC method # They are implemented as standalone functions that take the XMLRPC server as first parameter # they need to be registered in the XMLRPC server constructor def marketapp_export(one, appid, dsid=None, name=None, vmtemplate_name=None): ''' Exports a market app to a suitable OpenNebula object :param one: the XMLRPC server :param appid: id of the marketplace app :param dsid: id of the datastore to save images, if not provided the datastore named "default" will be used. :param name: name of the new object, if not provided the same name as the App will be used :param vmtemplate_name: name for the VM Template, if the app has one. :return: a dictionary with the ID of the new Image as image and the ID of the new associated template as vmtemplate. If no template has been defined, it will return -1. ''' ret= { "image": -1, "vmtemplate": -1 } # find out the datastore if not dsid: datastores = one.datastorepool.info() for ds in datastores.DATASTORE: if ds.NAME == "default": dsid = ds.ID break if not dsid: raise OneHelperException("Datastore was not provided and could not find the defaultone") # get the application app = one.marketapp.info(appid) if app.STATE != MARKETPLACEAPP_STATES.READY: raise OneHelperException("Application is not in READY state") if app.TYPE == MARKETPLACEAPP_TYPES.IMAGE: if app.APPTEMPLATE64: templ=b64decode(app.APPTEMPLATE64).decode() else: templ="" if not name: name = app.NAME templ+='''\nNAME="%s"\nFROM_APP="%d"''' % (name,app.ID) ret['image'] = one.image.allocate(templ,dsid) if 'VMTEMPLATE64' in app.TEMPLATE: vmtempl = b64decode(app.TEMPLATE['VMTEMPLATE64']).decode() if not vmtemplate_name: vmtemplate_name = app.NAME vmtempl += '''\nNAME="%s"\nDISK=[ IMAGE_ID = %d ]''' % (vmtemplate_name, ret['image']) ret['vmtemplate'] = one.template.allocate(vmtempl) else: raise OneHelperException('App type %s not supported' % MARKETPLACEAPP_TYPES(app.TYPE).name) return ret Back

Edit File : helpers.py | Size : 3.20 KB

# Copyright 2018 www.privaz.io Valletech AB
# Copyright 2002-2024, OpenNebula Project, OpenNebula Systems
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from . import OneException
from . import MARKETPLACEAPP_STATES, MARKETPLACEAPP_TYPES
from base64 import b64decode

class OneHelperException(OneException):
    pass

# Helpers implementation
# This methods are non primitive XMLRPC methods, they can be implemented as a
# series of calls to primitive XMLRPC methods, however they are called in the
# exact same way as XMLRPC method
# They are implemented as standalone functions that take the XMLRPC server as first parameter
# they need to be registered in the XMLRPC server constructor

def marketapp_export(one, appid, dsid=None, name=None, vmtemplate_name=None):
    '''
    Exports a market app to a suitable OpenNebula object
    :param one: the XMLRPC server
    :param appid: id of the marketplace app
    :param dsid: id of the datastore to save images, if not provided the datastore named "default" will be used.
    :param name: name of the new object, if not provided the same name as the App will be used
    :param vmtemplate_name: name for the VM Template, if the app has one.
    :return: a dictionary with the ID of the new Image as image and the ID of the new associated template as vmtemplate. If no template has been defined, it will return -1.
    '''

ret= {
        "image": -1,
        "vmtemplate": -1
    }

# find out the datastore

if not dsid:
        datastores = one.datastorepool.info()
        for ds in datastores.DATASTORE:
            if ds.NAME == "default":
                dsid = ds.ID
                break
    if not dsid:
        raise OneHelperException("Datastore was not provided and could not find the defaultone")

# get the application

app = one.marketapp.info(appid)

if app.STATE != MARKETPLACEAPP_STATES.READY:
        raise OneHelperException("Application is not in READY state")

if app.TYPE == MARKETPLACEAPP_TYPES.IMAGE:
        if app.APPTEMPLATE64:
            templ=b64decode(app.APPTEMPLATE64).decode()
        else:
            templ=""

if not name:
            name = app.NAME

templ+='''\nNAME="%s"\nFROM_APP="%d"''' % (name,app.ID)

ret['image'] = one.image.allocate(templ,dsid)

if 'VMTEMPLATE64' in app.TEMPLATE:
            vmtempl = b64decode(app.TEMPLATE['VMTEMPLATE64']).decode()
            if not vmtemplate_name:
                vmtemplate_name = app.NAME

vmtempl += '''\nNAME="%s"\nDISK=[ IMAGE_ID = %d ]''' % (vmtemplate_name, ret['image'])

ret['vmtemplate'] = one.template.allocate(vmtempl)

else:
        raise OneHelperException('App type %s not supported' % MARKETPLACEAPP_TYPES(app.TYPE).name)

return ret

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