summaryrefslogtreecommitdiffstats
path: root/deploy/environments
diff options
context:
space:
mode:
Diffstat (limited to 'deploy/environments')
-rw-r--r--deploy/environments/__init__.py8
-rw-r--r--deploy/environments/execution_environment.py75
-rw-r--r--deploy/environments/libvirt_environment.py107
-rw-r--r--deploy/environments/virtual_fuel.py70
4 files changed, 260 insertions, 0 deletions
diff --git a/deploy/environments/__init__.py b/deploy/environments/__init__.py
new file mode 100644
index 000000000..fb73157f9
--- /dev/null
+++ b/deploy/environments/__init__.py
@@ -0,0 +1,8 @@
+###############################################################################
+# 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
+###############################################################################
diff --git a/deploy/environments/execution_environment.py b/deploy/environments/execution_environment.py
new file mode 100644
index 000000000..38e5bcdf7
--- /dev/null
+++ b/deploy/environments/execution_environment.py
@@ -0,0 +1,75 @@
+###############################################################################
+# 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 %s' % vm_name, False)
+ for file in disk_files:
+ delete(file)
+
+ def define_vm(self, vm_name, temp_vm_file, disk_path):
+ 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)
+ 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)
diff --git a/deploy/environments/libvirt_environment.py b/deploy/environments/libvirt_environment.py
new file mode 100644
index 000000000..af2d3f8fb
--- /dev/null
+++ b/deploy/environments/libvirt_environment.py
@@ -0,0 +1,107 @@
+###############################################################################
+# 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
+import glob
+from execution_environment import ExecutionEnvironment
+
+from common import (
+ exec_cmd,
+ log,
+ check_dir_exists,
+ check_file_exists,
+ delete,
+)
+
+
+class LibvirtEnvironment(ExecutionEnvironment):
+
+ def __init__(self, storage_dir, dha_file, dea, root_dir):
+ super(LibvirtEnvironment, self).__init__(
+ storage_dir, dha_file, root_dir)
+ self.dea = dea
+ self.network_dir = '%s/%s' % (self.root_dir,
+ self.dha.get_virt_net_conf_dir())
+ self.node_ids = self.dha.get_all_node_ids()
+ self.net_names = self.collect_net_names()
+
+ def create_storage(self, node_id, disk_path, disk_sizes):
+ if node_id == self.fuel_node_id:
+ disk_size = disk_sizes['fuel']
+ else:
+ roles = self.dea.get_node_role(node_id)
+ role = 'controller' if 'controller' in roles else 'compute'
+ disk_size = disk_sizes[role]
+ exec_cmd('fallocate -l %s %s' % (disk_size, disk_path))
+
+ def create_vms(self):
+ temp_dir = exec_cmd('mktemp -d')
+ disk_sizes = self.dha.get_disks()
+ for node_id in self.node_ids:
+ vm_name = self.dha.get_node_property(node_id, 'libvirtName')
+ vm_template = '%s/%s' % (self.root_dir,
+ self.dha.get_node_property(
+ node_id, 'libvirtTemplate'))
+ check_file_exists(vm_template)
+ disk_path = '%s/%s.raw' % (self.storage_dir, vm_name)
+ self.create_storage(node_id, disk_path, disk_sizes)
+ temp_vm_file = '%s/%s' % (temp_dir, vm_name)
+ exec_cmd('cp %s %s' % (vm_template, temp_vm_file))
+ self.define_vm(vm_name, temp_vm_file, disk_path)
+ delete(temp_dir)
+
+ def start_vms(self):
+ for node_id in self.node_ids:
+ self.dha.node_power_on(node_id)
+
+ def create_networks(self):
+ for net_file in glob.glob('%s/*' % self.network_dir):
+ exec_cmd('virsh net-define %s' % net_file)
+ for net in self.net_names:
+ log('Creating network %s' % net)
+ exec_cmd('virsh net-autostart %s' % net)
+ exec_cmd('virsh net-start %s' % net)
+
+ def delete_networks(self):
+ for net in self.net_names:
+ log('Deleting network %s' % net)
+ exec_cmd('virsh net-destroy %s' % net, False)
+ exec_cmd('virsh net-undefine %s' % net, False)
+
+ def get_net_name(self, net_file):
+ with open(net_file) as f:
+ net_xml = etree.parse(f)
+ name_list = net_xml.xpath('/network/name')
+ for name in name_list:
+ net_name = name.text
+ return net_name
+
+ def collect_net_names(self):
+ net_list = []
+ for net_file in glob.glob('%s/*' % self.network_dir):
+ name = self.get_net_name(net_file)
+ net_list.append(name)
+ return net_list
+
+ def delete_vms(self):
+ for node_id in self.node_ids:
+ self.delete_vm(node_id)
+
+
+ def setup_environment(self):
+ check_dir_exists(self.network_dir)
+ self.cleanup_environment()
+ self.create_networks()
+ self.create_vms()
+ self.start_vms()
+
+ def cleanup_environment(self):
+ self.delete_vms()
+ self.delete_networks()
diff --git a/deploy/environments/virtual_fuel.py b/deploy/environments/virtual_fuel.py
new file mode 100644
index 000000000..705eee48b
--- /dev/null
+++ b/deploy/environments/virtual_fuel.py
@@ -0,0 +1,70 @@
+###############################################################################
+# 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
+
+from common import (
+ exec_cmd,
+ check_file_exists,
+ check_if_root,
+ delete,
+)
+
+
+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)
+ delete(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)