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-rw-r--r--fuel/deploy/environments/virtual_fuel.py60
1 files changed, 60 insertions, 0 deletions
diff --git a/fuel/deploy/environments/virtual_fuel.py b/fuel/deploy/environments/virtual_fuel.py
new file mode 100644
index 0000000..1f939f0
--- /dev/null
+++ b/fuel/deploy/environments/virtual_fuel.py
@@ -0,0 +1,60 @@
+from lxml import etree
+
+import common
+from execution_environment import ExecutionEnvironment
+
+exec_cmd = common.exec_cmd
+log = common.log
+check_file_exists = common.check_file_exists
+check_if_root = common.check_if_root
+
+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
+
+ def set_vm_nic(self, temp_vm_file):
+ with open(temp_vm_file) as f:
+ vm_xml = etree.parse(f)
+ interfaces = vm_xml.xpath('/domain/devices/interface')
+ for interface in interfaces:
+ interface.getparent().remove(interface)
+ interface = etree.Element('interface')
+ interface.set('type', 'bridge')
+ source = etree.SubElement(interface, 'source')
+ source.set('bridge', self.pxe_bridge)
+ model = etree.SubElement(interface, 'model')
+ model.set('type', 'virtio')
+ devices = vm_xml.xpath('/domain/devices')
+ if devices:
+ device = devices[0]
+ device.append(interface)
+ with open(temp_vm_file, 'w') as f:
+ vm_xml.write(f, pretty_print=True, xml_declaration=True)
+
+ def create_vm(self):
+ temp_dir = exec_cmd('mktemp -d')
+ vm_name = self.dha.get_node_property(self.fuel_node_id, 'libvirtName')
+ vm_template = '%s/%s' % (self.root_dir,
+ self.dha.get_node_property(
+ self.fuel_node_id, 'libvirtTemplate'))
+ check_file_exists(vm_template)
+ disk_path = '%s/%s.raw' % (self.storage_dir, vm_name)
+ disk_sizes = self.dha.get_disks()
+ disk_size = disk_sizes['fuel']
+ exec_cmd('fallocate -l %s %s' % (disk_size, disk_path))
+ temp_vm_file = '%s/%s' % (temp_dir, vm_name)
+ exec_cmd('cp %s %s' % (vm_template, temp_vm_file))
+ self.set_vm_nic(temp_vm_file)
+ self.define_vm(vm_name, temp_vm_file, disk_path)
+ exec_cmd('rm -fr %s' % temp_dir)
+
+ def setup_environment(self):
+ check_if_root()
+ self.cleanup_environment()
+ self.create_vm()
+
+ def cleanup_environment(self):
+ self.delete_vm(self.fuel_node_id)