diff options
Diffstat (limited to 'deploy/environments/virtual_fuel.py')
| -rw-r--r-- | deploy/environments/virtual_fuel.py | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/deploy/environments/virtual_fuel.py b/deploy/environments/virtual_fuel.py deleted file mode 100644 index 5ddd93b51..000000000 --- a/deploy/environments/virtual_fuel.py +++ /dev/null @@ -1,143 +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 execution_environment import ExecutionEnvironment -import tempfile -import os -import re -import time - -from common import ( - exec_cmd, - check_file_exists, - check_if_root, - delete, - log, -) - -VOL_XML_TEMPLATE = '''<volume type='file'> - <name>{name}</name> - <capacity unit='{unit}'>{size!s}</capacity> - <target> - <format type='{format_type}'/> - </target> -</volume>''' - -DEFAULT_POOL = 'jenkins' - -def get_size_and_unit(s): - p = re.compile('^(\d+)\s*(\D+)') - m = p.match(s) - if m == None: - return None, None - size = m.groups()[0] - unit = m.groups()[1] - return size, unit - -class VirtualFuel(ExecutionEnvironment): - - def __init__(self, storage_dir, pxe_bridge, dha_file, root_dir): - super(VirtualFuel, self).__init__(storage_dir, dha_file, root_dir) - self.pxe_bridge = pxe_bridge - self.temp_dir = tempfile.mkdtemp() - self.vm_name = self.dha.get_node_property(self.fuel_node_id, - 'libvirtName') - self.vm_template = '%s/%s' % (self.root_dir, - self.dha.get_node_property( - self.fuel_node_id, 'libvirtTemplate')) - check_file_exists(self.vm_template) - with open(self.vm_template) as f: - self.vm_xml = etree.parse(f) - - self.temp_vm_file = '%s/%s' % (self.temp_dir, self.vm_name) - self.update_vm_template_file() - - def __del__(self): - delete(self.temp_dir) - - def update_vm_template_file(self): - with open(self.temp_vm_file, "wc") as f: - self.vm_xml.write(f, pretty_print=True, xml_declaration=True) - - def del_vm_nics(self): - interfaces = self.vm_xml.xpath('/domain/devices/interface') - for interface in interfaces: - interface.getparent().remove(interface) - - def add_vm_nic(self, bridge): - interface = etree.Element('interface') - interface.set('type', 'bridge') - source = etree.SubElement(interface, 'source') - source.set('bridge', bridge) - model = etree.SubElement(interface, 'model') - model.set('type', 'virtio') - - devices = self.vm_xml.xpath('/domain/devices') - if devices: - device = devices[0] - device.append(interface) - else: - err('No devices!') - - def create_volume(self, pool, name, su, img_type='raw'): - log('Creating image using Libvirt volumes in pool %s, name: %s' % - (pool, name)) - size, unit = get_size_and_unit(su) - if size == None: - err('Could not determine size and unit of %s' % s) - - vol_xml = VOL_XML_TEMPLATE.format(name=name, unit=unit, size=size, - format_type=img_type) - fname = os.path.join(self.temp_dir, '%s_vol.xml' % name) - with file(fname, 'w') as f: - f.write(vol_xml) - - exec_cmd('virsh vol-create --pool %s %s' % (pool, fname)) - vol_path = exec_cmd('virsh vol-path --pool %s %s' % (pool, name)) - - delete(fname) - - return vol_path - - def create_image(self, disk_path, disk_size): - if os.environ.get('LIBVIRT_DEFAULT_URI') == None: - exec_cmd('qemu-img create -f raw %s %s' % (disk_path, disk_size)) - else: - pool = DEFAULT_POOL # FIXME - name = os.path.basename(disk_path) - disk_path = self.create_volume(pool, name, disk_size) - - return disk_path - - def create_vm(self): - stamp = time.strftime("%Y%m%d%H%M%S") - disk_path = '%s/%s-%s.raw' % (self.storage_dir, self.vm_name, stamp) - disk_sizes = self.dha.get_disks() - disk_size = disk_sizes['fuel'] - disk_path = self.create_image(disk_path, disk_size) - - self.del_vm_nics() - for bridge in self.pxe_bridge: - self.add_vm_nic(bridge) - self.update_vm_template_file() - - vm_definition_overwrite = self.dha.get_vm_definition('fuel') - - self.define_vm(self.vm_name, self.temp_vm_file, disk_path, - vm_definition_overwrite) - - def setup_environment(self): - check_if_root() - self.cleanup_environment() - self.create_vm() - - def cleanup_environment(self): - self.delete_vm(self.fuel_node_id) |