diff options
Diffstat (limited to 'deploy/environments/execution_environment.py')
| -rw-r--r-- | deploy/environments/execution_environment.py | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/deploy/environments/execution_environment.py b/deploy/environments/execution_environment.py deleted file mode 100644 index 7a0b4744e..000000000 --- a/deploy/environments/execution_environment.py +++ /dev/null @@ -1,102 +0,0 @@ -############################################################################### -# Copyright (c) 2015 Ericsson AB and others. -# szilard.cserey@ericsson.com -# All rights reserved. This program and the accompanying materials -# are made available under the terms of the Apache License, Version 2.0 -# which accompanies this distribution, and is available at -# http://www.apache.org/licenses/LICENSE-2.0 -############################################################################### - - -from lxml import etree -from dha_adapters.libvirt_adapter import LibvirtAdapter - -from common import ( - exec_cmd, - log, - delete, -) - - -class ExecutionEnvironment(object): - - def __init__(self, storage_dir, dha_file, root_dir): - self.storage_dir = storage_dir - self.dha = LibvirtAdapter(dha_file) - self.root_dir = root_dir - self.parser = etree.XMLParser(remove_blank_text=True) - self.fuel_node_id = self.dha.get_fuel_node_id() - - def delete_vm(self, node_id): - vm_name = self.dha.get_node_property(node_id, 'libvirtName') - r, c = exec_cmd('virsh dumpxml %s' % vm_name, False) - if c: - return - self.undefine_vm_delete_disk(r, vm_name) - - def undefine_vm_delete_disk(self, printout, vm_name): - disk_files = [] - xml_dump = etree.fromstring(printout, self.parser) - disks = xml_dump.xpath('/domain/devices/disk') - for disk in disks: - sources = disk.xpath('source') - for source in sources: - source_file = source.get('file') - if source_file: - disk_files.append(source_file) - log('Deleting VM %s with disks %s' % (vm_name, disk_files)) - exec_cmd('virsh destroy %s' % vm_name, False) - exec_cmd('virsh undefine --managed-save --remove-all-storage %s' % vm_name, False) - for file in disk_files: - delete(file) - - def overwrite_xml(self, vm_xml, vm_definition_overwrite): - if not vm_definition_overwrite: - return - for key, value in vm_definition_overwrite.iteritems(): - if key == 'attribute_equlas': - continue - if key == 'value': - vm_xml.text = str(value) - return - if key == 'attribute': - for attr_key, attr_value in value.iteritems(): - vm_xml.set(attr_key, str(attr_value)) - return - - if isinstance(value, dict): - only_when_attribute = value.get('attribute_equlas') - for xml_element in vm_xml.xpath(key): - if only_when_attribute: - for attr_key, attr_value in \ - only_when_attribute.iteritems(): - if attr_value != xml_element.get(attr_key): - continue - self.overwrite_xml(xml_element, value) - - def define_vm(self, vm_name, temp_vm_file, disk_path, - vm_definition_overwrite): - log('Creating VM %s with disks %s' % (vm_name, disk_path)) - with open(temp_vm_file) as f: - vm_xml = etree.parse(f) - names = vm_xml.xpath('/domain/name') - for name in names: - name.text = vm_name - uuids = vm_xml.xpath('/domain/uuid') - for uuid in uuids: - uuid.getparent().remove(uuid) - self.overwrite_xml(vm_xml.xpath('/domain')[0], - vm_definition_overwrite) - disks = vm_xml.xpath('/domain/devices/disk') - for disk in disks: - if (disk.get('type') == 'file' and - disk.get('device') == 'disk'): - sources = disk.xpath('source') - for source in sources: - disk.remove(source) - source = etree.Element('source') - source.set('file', disk_path) - disk.append(source) - with open(temp_vm_file, 'w') as f: - vm_xml.write(f, pretty_print=True, xml_declaration=True) - exec_cmd('virsh define %s' % temp_vm_file) |