dbad75775b
- Create a driver to support OOB actions via libvirt API - Update Makefile with external dependency target - Update Makefile and tooling to support new chart pipeline - Add 'drydock' make target for chart building - Add step to install helm binary Change-Id: I8a3984d8fd70f99a82a954b7a869eab8e30145b4
378 lines
13 KiB
Python
378 lines
13 KiB
Python
# Copyright 2017 AT&T Intellectual Property. All other rights reserved.
|
|
#
|
|
# 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.
|
|
"""Driver for controlling OOB interface via libvirt api."""
|
|
|
|
import time
|
|
import libvirt
|
|
from urllib.parse import urlparse
|
|
|
|
import defusedxml.ElementTree as ET
|
|
|
|
from drydock_provisioner.orchestrator.actions.orchestrator import BaseAction
|
|
|
|
import drydock_provisioner.error as errors
|
|
|
|
import drydock_provisioner.objects.fields as hd_fields
|
|
|
|
|
|
class LibvirtBaseAction(BaseAction):
|
|
"""Base action for Pyghmi executed actions."""
|
|
|
|
def init_session(self, node):
|
|
"""Initialize a Libvirt session to the node hypervisor.
|
|
|
|
:param node: instance of objects.BaremetalNode
|
|
"""
|
|
if node.oob_type != 'libvirt':
|
|
raise errors.DriverError(
|
|
"Node OOB type %s is not 'libvirt'" % node.oob_type)
|
|
|
|
virsh_url = node.oob_parameters.get('libvirt_uri', None)
|
|
|
|
if not virsh_url:
|
|
raise errors.DriverError("Node %s has no 'libvirt_url' defined" %
|
|
(node.name))
|
|
|
|
url_parts = urlparse(virsh_url)
|
|
|
|
if url_parts.scheme != "qemu+ssh":
|
|
raise errors.DriverError(
|
|
"Node %s has invalid libvirt URL scheme %s. "
|
|
"Only 'qemu+ssh' supported." % (node.name, url_parts.scheme))
|
|
|
|
self.logger.debug("Starting libvirt session to hypervisor %s " %
|
|
(virsh_url))
|
|
virsh_ses = libvirt.open(virsh_url)
|
|
|
|
if not virsh_ses:
|
|
raise errors.DriverError(
|
|
"Unable to establish libvirt session to %s." % virsh_url)
|
|
|
|
return virsh_ses
|
|
|
|
def set_node_pxe(self, node):
|
|
"""Set a node to PXE boot first."""
|
|
ses = self.init_session(node)
|
|
domain = ses.lookupByName(node.name)
|
|
domain_xml = domain.XMLDesc(libvirt.VIR_DOMAIN_XML_SECURE
|
|
| libvirt.VIR_DOMAIN_XML_INACTIVE)
|
|
xmltree = ET.fromstring(domain_xml)
|
|
|
|
# Delete all the current boot entries
|
|
os_tree = xmltree.find("./os")
|
|
boot_elements = os_tree.findall("./boot")
|
|
for e in boot_elements:
|
|
os_tree.remove(e)
|
|
|
|
# Now apply our boot order which is 'network' and then 'hd'
|
|
os_tree.append(ET.fromstring("<boot dev='network' />"))
|
|
os_tree.append(ET.fromstring("<boot dev='hd' />"))
|
|
|
|
# And now save the new XML def to the hypervisor
|
|
domain_xml = ET.tostring(xmltree, encoding="utf-8")
|
|
ses.defineXML(domain_xml.decode('utf-8'))
|
|
ses.close()
|
|
|
|
def get_node_status(self, node):
|
|
"""Get node status via libvirt api."""
|
|
try:
|
|
ses = self.init_session(node)
|
|
domain = ses.lookupByName(node.name)
|
|
status = domain.isActive()
|
|
finally:
|
|
ses.close()
|
|
|
|
return status
|
|
|
|
def poweroff_node(self, node):
|
|
"""Power off a node."""
|
|
ses = self.init_session(node)
|
|
domain = ses.lookupByName(node.name)
|
|
|
|
if domain.isActive():
|
|
domain.destroy()
|
|
else:
|
|
self.logger.debug("Node already powered off.")
|
|
return
|
|
|
|
try:
|
|
i = 3
|
|
while i > 0:
|
|
self.logger.debug("Polling powerstate waiting for success.")
|
|
power_state = domain.isActive()
|
|
if not power_state:
|
|
return
|
|
time.sleep(10)
|
|
i = i - 1
|
|
raise errors.DriverError("Power state never matched off")
|
|
finally:
|
|
ses.close()
|
|
|
|
def poweron_node(self, node):
|
|
"""Power on a node."""
|
|
ses = self.init_session(node)
|
|
domain = ses.lookupByName(node.name)
|
|
|
|
if not domain.isActive():
|
|
domain.create()
|
|
else:
|
|
self.logger.debug("Node already powered on.")
|
|
return
|
|
|
|
try:
|
|
i = 3
|
|
while i > 0:
|
|
self.logger.debug("Polling powerstate waiting for success.")
|
|
power_state = domain.isActive()
|
|
if power_state:
|
|
return
|
|
time.sleep(10)
|
|
i = i - 1
|
|
raise errors.DriverError("Power state never matched on")
|
|
finally:
|
|
ses.close()
|
|
|
|
|
|
class ValidateOobServices(LibvirtBaseAction):
|
|
"""Action to validation OOB services are available."""
|
|
|
|
def start(self):
|
|
self.task.add_status_msg(
|
|
msg="OOB does not require services.",
|
|
error=False,
|
|
ctx='NA',
|
|
ctx_type='NA')
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.success()
|
|
self.task.save()
|
|
|
|
return
|
|
|
|
|
|
class ConfigNodePxe(LibvirtBaseAction):
|
|
"""Action to configure PXE booting via OOB."""
|
|
|
|
def start(self):
|
|
self.task.set_status(hd_fields.TaskStatus.Running)
|
|
self.task.save()
|
|
|
|
design_status, site_design = self.orchestrator.get_effective_site(
|
|
self.task.design_ref)
|
|
node_list = self.orchestrator.process_node_filter(
|
|
self.task.node_filter, site_design)
|
|
|
|
for n in node_list:
|
|
self.task.add_status_msg(
|
|
msg="Libvirt doesn't configure PXE options.",
|
|
error=True,
|
|
ctx=n.name,
|
|
ctx_type='node')
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.failure()
|
|
self.task.save()
|
|
return
|
|
|
|
|
|
class SetNodeBoot(LibvirtBaseAction):
|
|
"""Action to configure a node to PXE boot."""
|
|
|
|
def start(self):
|
|
self.task.set_status(hd_fields.TaskStatus.Running)
|
|
self.task.save()
|
|
|
|
design_status, site_design = self.orchestrator.get_effective_site(
|
|
self.task.design_ref)
|
|
node_list = self.orchestrator.process_node_filter(
|
|
self.task.node_filter, site_design)
|
|
|
|
for n in node_list:
|
|
self.logger.debug("Setting bootdev to PXE for %s" % n.name)
|
|
self.task.add_status_msg(
|
|
msg="Setting node to PXE boot.",
|
|
error=False,
|
|
ctx=n.name,
|
|
ctx_type='node')
|
|
|
|
try:
|
|
self.set_node_pxe(n)
|
|
except Exception as ex:
|
|
self.task.add_status_msg(
|
|
msg="Unable to set bootdev to PXE: %s" % str(ex),
|
|
error=True,
|
|
ctx=n.name,
|
|
ctx_type='node')
|
|
self.task.failure(focus=n.name)
|
|
self.logger.warning("Unable to set node %s to PXE boot." %
|
|
(n.name))
|
|
else:
|
|
self.task.add_status_msg(
|
|
msg="Set bootdev to PXE.",
|
|
error=False,
|
|
ctx=n.name,
|
|
ctx_type='node')
|
|
self.logger.debug("%s reports bootdev of network" % n.name)
|
|
self.task.success(focus=n.name)
|
|
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.save()
|
|
return
|
|
|
|
|
|
class PowerOffNode(LibvirtBaseAction):
|
|
"""Action to power off a node via libvirt API."""
|
|
|
|
def start(self):
|
|
self.task.set_status(hd_fields.TaskStatus.Running)
|
|
self.task.save()
|
|
|
|
design_status, site_design = self.orchestrator.get_effective_site(
|
|
self.task.design_ref)
|
|
node_list = self.orchestrator.process_node_filter(
|
|
self.task.node_filter, site_design)
|
|
|
|
for n in node_list:
|
|
msg = "Shutting down domain %s" % n.name
|
|
self.logger.debug(msg)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
|
|
try:
|
|
self.poweroff_node(n)
|
|
except Exception as ex:
|
|
msg = "Node failed to power off: %s" % str(ex)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=True, ctx=n.name, ctx_type='node')
|
|
self.logger.error(msg)
|
|
self.task.failure(focus=n.name)
|
|
else:
|
|
msg = "Node %s powered off." % n.name
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
self.logger.debug(msg)
|
|
self.task.success(focus=n.name)
|
|
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.save()
|
|
return
|
|
|
|
|
|
class PowerOnNode(LibvirtBaseAction):
|
|
"""Action to power on a node via libvirt API."""
|
|
|
|
def start(self):
|
|
self.task.set_status(hd_fields.TaskStatus.Running)
|
|
self.task.save()
|
|
|
|
design_status, site_design = self.orchestrator.get_effective_site(
|
|
self.task.design_ref)
|
|
node_list = self.orchestrator.process_node_filter(
|
|
self.task.node_filter, site_design)
|
|
|
|
for n in node_list:
|
|
msg = "Starting domain %s" % n.name
|
|
self.logger.debug(msg)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
|
|
try:
|
|
self.poweron_node(n)
|
|
except Exception as ex:
|
|
msg = "Node failed to power on: %s" % str(ex)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=True, ctx=n.name, ctx_type='node')
|
|
self.logger.error(msg)
|
|
self.task.failure(focus=n.name)
|
|
else:
|
|
msg = "Node %s powered on." % n.name
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
self.logger.debug(msg)
|
|
self.task.success(focus=n.name)
|
|
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.save()
|
|
return
|
|
|
|
|
|
class PowerCycleNode(LibvirtBaseAction):
|
|
"""Action to hard powercycle a node via IPMI."""
|
|
|
|
def start(self):
|
|
self.task.set_status(hd_fields.TaskStatus.Running)
|
|
self.task.save()
|
|
|
|
design_status, site_design = self.orchestrator.get_effective_site(
|
|
self.task.design_ref)
|
|
node_list = self.orchestrator.process_node_filter(
|
|
self.task.node_filter, site_design)
|
|
|
|
for n in node_list:
|
|
msg = ("Power cycling domain for node %s" % n.name)
|
|
self.logger.debug(msg)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
|
|
try:
|
|
self.poweroff_node(n)
|
|
self.poweron_node(n)
|
|
except Exception as ex:
|
|
msg = "Node failed to power cycle: %s" % str(ex)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=True, ctx=n.name, ctx_type='node')
|
|
self.logger.error(msg)
|
|
self.task.failure(focus=n.name)
|
|
else:
|
|
msg = "Node %s power cycled." % n.name
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
self.logger.debug(msg)
|
|
self.task.success(focus=n.name)
|
|
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.save()
|
|
return
|
|
|
|
|
|
class InterrogateOob(LibvirtBaseAction):
|
|
"""Action to complete a basic interrogation of the node IPMI interface."""
|
|
|
|
def start(self):
|
|
self.task.set_status(hd_fields.TaskStatus.Running)
|
|
self.task.save()
|
|
|
|
design_status, site_design = self.orchestrator.get_effective_site(
|
|
self.task.design_ref)
|
|
node_list = self.orchestrator.process_node_filter(
|
|
self.task.node_filter, site_design)
|
|
|
|
for n in node_list:
|
|
try:
|
|
node_status = self.get_node_status(n)
|
|
except Exception as ex:
|
|
msg = "Node failed tatus check: %s" % str(ex)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=True, ctx=n.name, ctx_type='node')
|
|
self.logger.error(msg)
|
|
self.task.failure(focus=n.name)
|
|
else:
|
|
msg = "Node %s status is %s." % (n.name, node_status)
|
|
self.task.add_status_msg(
|
|
msg=msg, error=False, ctx=n.name, ctx_type='node')
|
|
self.logger.debug(msg)
|
|
self.task.success(focus=n.name)
|
|
|
|
self.task.set_status(hd_fields.TaskStatus.Complete)
|
|
self.task.save()
|
|
return
|