def _select_machine(self, context, instance):
inst_type = instance_types.get_instance_type(instance['instance_type_id'])
bmm_found = None
reuse = False
# create a non autocommit session
session = get_session_dodai(False)
session.begin()
try:
bmms = db.bmm_get_all_by_instance_type(context, inst_type["name"], session)
if instance["availability_zone"] == "resource_pool": #Add a machine to resource pool.
for bmm in bmms:
if bmm["availability_zone"] != "resource_pool":
continue
if bmm["status"] != "inactive":
continue
bmm_found = bmm
break
else:
for bmm in bmms:
if bmm["availability_zone"] != "resource_pool":
continue
if bmm["status"] != "active":
continue
instance_ref = db.instance_get(context, bmm["instance_id"])
if instance_ref["image_ref"] != instance["image_ref"]:
continue
bmm_found = bmm
reuse = True
break
if not bmm_found:
for bmm in bmms:
if bmm["status"] == "used" or bmm["status"] == "processing":
continue
bmm_found = bmm
reuse = False
break
if bmm_found:
db.bmm_update(context, bmm_found["id"], {"status": "processing"}, session)
except Exception as ex:
LOG.exception(ex)
session.rollback()
raise exception.BareMetalMachineUnavailable()
session.commit()
if bmm_found:
return bmm_found, reuse
raise exception.BareMetalMachineUnavailable()
def spawn(self, context, instance,
network_info=None, block_device_info=None):
"""
Create a new instance/VM/domain on the virtualization platform.
Once this successfully completes, the instance should be
running (power_state.RUNNING).
If this fails, any partial instance should be completely
cleaned up, and the virtualization platform should be in the state
that it was before this call began.
:param context: security context
:param instance: Instance object as returned by DB layer.
This function should use the data there to guide
the creation of the new instance.
:param network_info:
:py:meth:`~nova.network.manager.NetworkManager.get_instance_nw_info`
:param block_device_info:
"""
LOG.debug("spawn")
instance_zone, cluster_name, vlan_id, create_cluster = self._parse_zone(instance["availability_zone"])
# update instances table
bmm, reuse = self._select_machine(context, instance)
instance["display_name"] = bmm["name"]
instance["availability_zone"] = instance_zone
db.instance_update(context,
instance["id"],
{"display_name": bmm["name"],
"availability_zone": instance_zone})
if vlan_id:
db.bmm_update(context, bmm["id"], {"availability_zone": cluster_name,
"vlan_id": vlan_id,
"service_ip": None})
if instance_zone == "resource_pool":
self._install_machine(context, instance, bmm, cluster_name, vlan_id)
else:
self._update_ofc(bmm, cluster_name)
if bmm["instance_id"]:
db.instance_destroy(context, bmm["instance_id"])
if reuse:
db.bmm_update(context, bmm["id"], {"status": "used",
"instance_id": instance["id"]})
else:
self._install_machine(context, instance, bmm, cluster_name, vlan_id)
if instance["key_data"]:
self._inject_key(bmm["pxe_ip"], str(instance["key_data"]))
def destroy(self, context, instance, network_info, cleanup=True):
"""Destroy (shutdown and delete) the specified instance.
If the instance is not found (for example if networking failed), this
function should still succeed. It's probably a good idea to log a
warning in that case.
:param instance: Instance object as returned by DB layer.
:param network_info:
:py:meth:`~nova.network.manager.NetworkManager.get_instance_nw_info`
:param cleanup:
"""
LOG.debug("destroy")
bmm = db.bmm_get_by_instance_id(context, instance["id"])
db.bmm_update(context, bmm["id"], {"status": "processing"})
mac = self._get_pxe_mac(bmm)
# update ofc
self._update_ofc_for_destroy(context, bmm)
db.bmm_update(context, bmm["id"], {
"vlan_id": None,
"availability_zone": "resource_pool"
})
# begin to delete os
self._cp_template(
"delete.sh",
self._get_cobbler_instance_path(instance, "delete.sh"), {
"INSTANCE_ID": instance["id"],
"COBBLER": FLAGS.cobbler,
"MONITOR_PORT": FLAGS.dodai_monitor_port
})
self._cp_template(
"pxeboot_action", self._get_pxe_boot_file(mac), {
"INSTANCE_ID": instance["id"],
"COBBLER": FLAGS.cobbler,
"PXE_MAC": bmm["pxe_mac"],
"ACTION": "delete"
})
self._reboot_or_power_on(bmm["ipmi_ip"])
# wait until starting to delete os
while self._get_state(context, instance) != "deleted":
greenthread.sleep(20)
LOG.debug("Wait until data of instance %s was deleted." %
instance["id"])
utils.execute("rm", "-rf", self._get_cobbler_instance_path(instance))
# update db
db.bmm_update(context, bmm["id"], {
"instance_id": None,
"service_ip": None
})
return db.bmm_get(context, bmm["id"])
def destroy(self, context, instance, network_info, cleanup=True):
"""Destroy (shutdown and delete) the specified instance.
If the instance is not found (for example if networking failed), this
function should still succeed. It's probably a good idea to log a
warning in that case.
:param instance: Instance object as returned by DB layer.
:param network_info:
:py:meth:`~nova.network.manager.NetworkManager.get_instance_nw_info`
:param cleanup:
"""
LOG.debug("destroy")
bmm = db.bmm_get_by_instance_id(context, instance["id"])
db.bmm_update(context, bmm["id"], {"status": "processing"})
mac = self._get_pxe_mac(bmm)
# update ofc
self._update_ofc_for_destroy(context, bmm)
db.bmm_update(context, bmm["id"], {"vlan_id": None,
"availability_zone": "resource_pool"})
# begin to delete os
self._cp_template("delete.sh",
self._get_cobbler_instance_path(instance, "delete.sh"),
{"INSTANCE_ID": instance["id"],
"COBBLER": FLAGS.cobbler,
"MONITOR_PORT": FLAGS.dodai_monitor_port})
self._cp_template("pxeboot_action",
self._get_pxe_boot_file(mac),
{"INSTANCE_ID": instance["id"],
"COBBLER": FLAGS.cobbler,
"PXE_MAC": bmm["pxe_mac"],
"ACTION": "delete"})
self._reboot_or_power_on(bmm["ipmi_ip"])
# wait until starting to delete os
while self._get_state(context, instance) != "deleted":
greenthread.sleep(20)
LOG.debug("Wait until data of instance %s was deleted." % instance["id"])
utils.execute("rm", "-rf", self._get_cobbler_instance_path(instance));
# update db
db.bmm_update(context, bmm["id"], {"instance_id": None,
"service_ip": None})
return db.bmm_get(context, bmm["id"])
def _install_machine(self, context, instance, bmm, cluster_name, vlan_id, update_instance=False):
db.bmm_update(context, bmm["id"], {"instance_id": instance["id"]})
mac = self._get_pxe_mac(bmm)
# fetch image
image_base_path = self._get_cobbler_image_path()
if not os.path.exists(image_base_path):
utils.execute('mkdir', '-p', image_base_path)
image_path = self._get_cobbler_image_path(instance)
if not os.path.exists(image_path):
image_meta = images.fetch(context,
instance["image_ref"],
image_path,
instance["user_id"],
instance["project_id"])
else:
image_meta = images.show(context, instance["image_ref"])
image_type = "server"
image_name = image_meta["name"] or image_meta["properties"]["image_location"]
if image_name.find("dodai-deploy") == -1:
image_type = "node"
# begin to install os
pxe_ip = bmm["pxe_ip"] or "None"
pxe_mac = bmm["pxe_mac"] or "None"
storage_ip = bmm["storage_ip"] or "None"
storage_mac = bmm["storage_mac"] or "None"
service_mac1 = bmm["service_mac1"] or "None"
service_mac2 = bmm["service_mac2"] or "None"
instance_path = self._get_cobbler_instance_path(instance)
if not os.path.exists(instance_path):
utils.execute('mkdir', '-p', instance_path)
self._cp_template("create.sh",
self._get_cobbler_instance_path(instance, "create.sh"),
{"INSTANCE_ID": instance["id"],
"IMAGE_ID": instance["image_ref"],
"COBBLER": FLAGS.cobbler,
"HOST_NAME": bmm["name"],
"STORAGE_IP": storage_ip,
"STORAGE_MAC": storage_mac,
"PXE_IP": pxe_ip,
"PXE_MAC": pxe_mac,
"SERVICE_MAC1": bmm["service_mac1"],
"SERVICE_MAC2": bmm["service_mac2"],
"IMAGE_TYPE": image_type,
"MONITOR_PORT": FLAGS.dodai_monitor_port,
"ROOT_SIZE": FLAGS.dodai_partition_root_gb,
"SWAP_SIZE": FLAGS.dodai_partition_swap_gb,
"EPHEMERAL_SIZE": FLAGS.dodai_partition_ephemeral_gb,
"KDUMP_SIZE": FLAGS.dodai_partition_kdump_gb})
self._cp_template("pxeboot_action",
self._get_pxe_boot_file(mac),
{"INSTANCE_ID": instance["id"],
"COBBLER": FLAGS.cobbler,
"PXE_MAC": pxe_mac,
"ACTION": "create"})
LOG.debug("Reboot or power on.")
self._reboot_or_power_on(bmm["ipmi_ip"])
# wait until starting to install os
while self._get_state(context, instance) != "install":
greenthread.sleep(20)
LOG.debug("Wait until begin to install instance %s." % instance["id"])
self._cp_template("pxeboot_start", self._get_pxe_boot_file(mac), {})
# wait until starting to reboot
while self._get_state(context, instance) != "install_reboot":
greenthread.sleep(20)
LOG.debug("Wait until begin to reboot instance %s after os has been installed." % instance["id"])
power_manager = PowerManager(bmm["ipmi_ip"])
power_manager.soft_off()
while power_manager.status() == "on":
greenthread.sleep(20)
LOG.debug("Wait unit the instance %s shuts down." % instance["id"])
power_manager.on()
# wait until installation of os finished
while self._get_state(context, instance) != "installed":
greenthread.sleep(20)
LOG.debug("Wait until instance %s installation finished." % instance["id"])
if cluster_name == "resource_pool":
status = "active"
else:
status = "used"
db.bmm_update(context, bmm["id"], {"status": status})
if update_instance:
db.instance_update(context, instance["id"], {"vm_state": vm_states.ACTIVE})
def _select_machine(self, context, instance):
inst_type = instance_types.get_instance_type(
instance['instance_type_id'])
bmm_found = None
reuse = False
# create a non autocommit session
session = get_session_dodai(False)
session.begin()
try:
bmms = db.bmm_get_all_by_instance_type(context, inst_type["name"],
session)
if instance[
"availability_zone"] == "resource_pool": #Add a machine to resource pool.
for bmm in bmms:
if bmm["availability_zone"] != "resource_pool":
continue
if bmm["status"] != "inactive":
continue
bmm_found = bmm
break
else:
for bmm in bmms:
if bmm["availability_zone"] != "resource_pool":
continue
if bmm["status"] != "active":
continue
instance_ref = db.instance_get(context, bmm["instance_id"])
if instance_ref["image_ref"] != instance["image_ref"]:
continue
bmm_found = bmm
reuse = True
break
if not bmm_found:
for bmm in bmms:
if bmm["status"] == "used" or bmm[
"status"] == "processing":
continue
bmm_found = bmm
reuse = False
break
if bmm_found:
db.bmm_update(context, bmm_found["id"],
{"status": "processing"}, session)
except Exception as ex:
LOG.exception(ex)
session.rollback()
raise exception.BareMetalMachineUnavailable()
session.commit()
if bmm_found:
return bmm_found, reuse
raise exception.BareMetalMachineUnavailable()
def _install_machine(self,
context,
instance,
bmm,
cluster_name,
vlan_id,
update_instance=False):
db.bmm_update(context, bmm["id"], {"instance_id": instance["id"]})
mac = self._get_pxe_mac(bmm)
# fetch image
image_base_path = self._get_cobbler_image_path()
if not os.path.exists(image_base_path):
utils.execute('mkdir', '-p', image_base_path)
image_path = self._get_cobbler_image_path(instance)
if not os.path.exists(image_path):
image_meta = images.fetch(context, instance["image_ref"],
image_path, instance["user_id"],
instance["project_id"])
else:
image_meta = images.show(context, instance["image_ref"])
image_type = "server"
image_name = image_meta["name"] or image_meta["properties"][
"image_location"]
if image_name.find("dodai-deploy") == -1:
image_type = "node"
# begin to install os
pxe_ip = bmm["pxe_ip"] or "None"
pxe_mac = bmm["pxe_mac"] or "None"
storage_ip = bmm["storage_ip"] or "None"
storage_mac = bmm["storage_mac"] or "None"
service_mac1 = bmm["service_mac1"] or "None"
service_mac2 = bmm["service_mac2"] or "None"
instance_path = self._get_cobbler_instance_path(instance)
if not os.path.exists(instance_path):
utils.execute('mkdir', '-p', instance_path)
self._cp_template(
"create.sh",
self._get_cobbler_instance_path(instance, "create.sh"), {
"INSTANCE_ID": instance["id"],
"IMAGE_ID": instance["image_ref"],
"COBBLER": FLAGS.cobbler,
"HOST_NAME": bmm["name"],
"STORAGE_IP": storage_ip,
"STORAGE_MAC": storage_mac,
"PXE_IP": pxe_ip,
"PXE_MAC": pxe_mac,
"SERVICE_MAC1": bmm["service_mac1"],
"SERVICE_MAC2": bmm["service_mac2"],
"IMAGE_TYPE": image_type,
"MONITOR_PORT": FLAGS.dodai_monitor_port,
"ROOT_SIZE": FLAGS.dodai_partition_root_gb,
"SWAP_SIZE": FLAGS.dodai_partition_swap_gb,
"EPHEMERAL_SIZE": FLAGS.dodai_partition_ephemeral_gb,
"KDUMP_SIZE": FLAGS.dodai_partition_kdump_gb
})
self._cp_template(
"pxeboot_action", self._get_pxe_boot_file(mac), {
"INSTANCE_ID": instance["id"],
"COBBLER": FLAGS.cobbler,
"PXE_MAC": pxe_mac,
"ACTION": "create"
})
LOG.debug("Reboot or power on.")
self._reboot_or_power_on(bmm["ipmi_ip"])
# wait until starting to install os
while self._get_state(context, instance) != "install":
greenthread.sleep(20)
LOG.debug("Wait until begin to install instance %s." %
instance["id"])
self._cp_template("pxeboot_start", self._get_pxe_boot_file(mac), {})
# wait until starting to reboot
while self._get_state(context, instance) != "install_reboot":
greenthread.sleep(20)
LOG.debug(
"Wait until begin to reboot instance %s after os has been installed."
% instance["id"])
power_manager = PowerManager(bmm["ipmi_ip"])
power_manager.soft_off()
while power_manager.status() == "on":
greenthread.sleep(20)
LOG.debug("Wait unit the instance %s shuts down." % instance["id"])
power_manager.on()
# wait until installation of os finished
while self._get_state(context, instance) != "installed":
greenthread.sleep(20)
LOG.debug("Wait until instance %s installation finished." %
instance["id"])
if cluster_name == "resource_pool":
status = "active"
else:
status = "used"
db.bmm_update(context, bmm["id"], {"status": status})
if update_instance:
db.instance_update(context, instance["id"],
{"vm_state": vm_states.ACTIVE})
def spawn(self,
context,
instance,
network_info=None,
block_device_info=None):
"""
Create a new instance/VM/domain on the virtualization platform.
Once this successfully completes, the instance should be
running (power_state.RUNNING).
If this fails, any partial instance should be completely
cleaned up, and the virtualization platform should be in the state
that it was before this call began.
:param context: security context
:param instance: Instance object as returned by DB layer.
This function should use the data there to guide
the creation of the new instance.
:param network_info:
:py:meth:`~nova.network.manager.NetworkManager.get_instance_nw_info`
:param block_device_info:
"""
LOG.debug("spawn")
instance_zone, cluster_name, vlan_id, create_cluster = self._parse_zone(
instance["availability_zone"])
# update instances table
bmm, reuse = self._select_machine(context, instance)
instance["display_name"] = bmm["name"]
instance["availability_zone"] = instance_zone
db.instance_update(context, instance["id"], {
"display_name": bmm["name"],
"availability_zone": instance_zone
})
if vlan_id:
db.bmm_update(
context, bmm["id"], {
"availability_zone": cluster_name,
"vlan_id": vlan_id,
"service_ip": None
})
if instance_zone == "resource_pool":
self._install_machine(context, instance, bmm, cluster_name,
vlan_id)
else:
self._update_ofc(bmm, cluster_name)
if bmm["instance_id"]:
db.instance_destroy(context, bmm["instance_id"])
if reuse:
db.bmm_update(context, bmm["id"], {
"status": "used",
"instance_id": instance["id"]
})
else:
self._install_machine(context, instance, bmm, cluster_name,
vlan_id)
if instance["key_data"]:
self._inject_key(bmm["pxe_ip"], str(instance["key_data"]))
