def _get_failover_create_amphora_subflow(self, prefix):
"""Flow to create amphora for failover"""
create_amp_flow = linear_flow.Flow(constants.CREATE_AMPHORA_FLOW)
sf_name = prefix + '-' + a10constants.SPARE_VTHUNDER_CREATE
create_amp_flow.add(
database_tasks.CreateAmphoraInDB(name=sf_name + '-' +
constants.CREATE_AMPHORA_INDB,
provides=constants.AMPHORA_ID))
create_amp_flow.add(
compute_tasks.ComputeCreate(
name=sf_name + '-' + constants.COMPUTE_CREATE,
requires=(constants.AMPHORA_ID, a10constants.NETWORK_LIST),
provides=constants.COMPUTE_ID))
create_amp_flow.add(
database_tasks.UpdateAmphoraComputeId(
name=sf_name + '-' + constants.UPDATE_AMPHORA_COMPUTEID,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amp_flow.add(
database_tasks.MarkAmphoraBootingInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_BOOTING_INDB,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amp_flow.add(
compute_tasks.ComputeActiveWait(
name=sf_name + '-' + constants.COMPUTE_WAIT,
requires=(constants.COMPUTE_ID, constants.AMPHORA_ID),
provides=constants.COMPUTE_OBJ))
create_amp_flow.add(
database_tasks.UpdateAmphoraInfo(
name=sf_name + '-' + constants.UPDATE_AMPHORA_INFO,
requires=(constants.AMPHORA_ID, constants.COMPUTE_OBJ),
provides=constants.AMPHORA))
create_amp_flow.add(
a10_database_tasks.CreateSpareVThunderEntry(
requires=(constants.AMPHORA),
provides=a10constants.SPARE_VTHUNDER))
create_amp_flow.add(
vthunder_tasks.VThunderComputeConnectivityWait(
name=sf_name + '-' + constants.AMP_COMPUTE_CONNECTIVITY_WAIT,
requires=constants.AMPHORA,
rebind={a10constants.VTHUNDER: a10constants.SPARE_VTHUNDER}))
create_amp_flow.add(
a10_database_tasks.MarkVThunderStatusInDB(
rebind={a10constants.VTHUNDER: a10constants.SPARE_VTHUNDER},
inject={"status": a10constants.READY}))
create_amp_flow.add(
vthunder_tasks.UpdateAcosVersionInVthunderEntry(
name=sf_name + '-' +
a10constants.UPDATE_ACOS_VERSION_IN_VTHUNDER_ENTRY,
rebind={a10constants.VTHUNDER: a10constants.SPARE_VTHUNDER}))
create_amp_flow.add(
vthunder_tasks.EnableInterfaceOnSpare(
name=sf_name + '-' + a10constants.ENABLE_VTHUNDER_INTERFACE,
rebind={a10constants.VTHUNDER: a10constants.SPARE_VTHUNDER}))
return create_amp_flow
def get_create_amphora_flow(self):
"""Creates a flow to create an amphora.
:returns: The flow for creating the amphora
"""
create_amphora_flow = linear_flow.Flow(constants.CREATE_AMPHORA_FLOW)
create_amphora_flow.add(
database_tasks.CreateAmphoraInDB(provides=constants.AMPHORA_ID))
create_amphora_flow.add(
lifecycle_tasks.AmphoraIDToErrorOnRevertTask(
requires=constants.AMPHORA_ID))
if self.REST_AMPHORA_DRIVER:
create_amphora_flow.add(
cert_task.GenerateServerPEMTask(provides=constants.SERVER_PEM))
create_amphora_flow.add(
database_tasks.UpdateAmphoraDBCertExpiration(
requires=(constants.AMPHORA_ID, constants.SERVER_PEM)))
create_amphora_flow.add(
compute_tasks.CertComputeCreate(
requires=(constants.AMPHORA_ID, constants.SERVER_PEM,
constants.BUILD_TYPE_PRIORITY, constants.FLAVOR,
constants.AVAILABILITY_ZONE),
provides=constants.COMPUTE_ID))
else:
create_amphora_flow.add(
compute_tasks.ComputeCreate(
requires=(constants.AMPHORA_ID,
constants.BUILD_TYPE_PRIORITY, constants.FLAVOR,
constants.AVAILABILITY_ZONE),
provides=constants.COMPUTE_ID))
create_amphora_flow.add(
database_tasks.MarkAmphoraBootingInDB(
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amphora_flow.add(
compute_tasks.ComputeActiveWait(requires=(constants.COMPUTE_ID,
constants.AMPHORA_ID),
provides=constants.COMPUTE_OBJ))
create_amphora_flow.add(
database_tasks.UpdateAmphoraInfo(requires=(constants.AMPHORA_ID,
constants.COMPUTE_OBJ),
provides=constants.AMPHORA))
create_amphora_flow.add(
amphora_driver_tasks.AmphoraComputeConnectivityWait(
requires=constants.AMPHORA))
create_amphora_flow.add(
database_tasks.ReloadAmphora(requires=constants.AMPHORA_ID,
provides=constants.AMPHORA))
create_amphora_flow.add(
amphora_driver_tasks.AmphoraFinalize(requires=constants.AMPHORA))
create_amphora_flow.add(
database_tasks.MarkAmphoraReadyInDB(requires=constants.AMPHORA))
return create_amphora_flow
def get_create_vthunder_flow(self):
"""Flow to create a spare amphora."""
create_vthunder_flow = linear_flow.Flow(
constants.CREATE_AMPHORA_FLOW)
sf_name = a10constants.SPARE_VTHUNDER_CREATE
create_vthunder_flow.add(database_tasks.CreateAmphoraInDB(
name=sf_name + '-' + constants.CREATE_AMPHORA_INDB,
provides=constants.AMPHORA_ID))
create_vthunder_flow.add(compute_tasks.ComputeCreate(
name=sf_name + '-' + constants.COMPUTE_CREATE,
requires=(constants.AMPHORA_ID,
constants.BUILD_TYPE_PRIORITY,
),
provides=constants.COMPUTE_ID))
create_vthunder_flow.add(database_tasks.UpdateAmphoraComputeId(
name=sf_name + '-' + constants.UPDATE_AMPHORA_COMPUTEID,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_vthunder_flow.add(database_tasks.MarkAmphoraBootingInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_BOOTING_INDB,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_vthunder_flow.add(compute_tasks.ComputeActiveWait(
name=sf_name + '-' + constants.COMPUTE_WAIT,
requires=(constants.COMPUTE_ID, constants.AMPHORA_ID),
provides=constants.COMPUTE_OBJ))
create_vthunder_flow.add(database_tasks.UpdateAmphoraInfo(
name=sf_name + '-' + constants.UPDATE_AMPHORA_INFO,
requires=(constants.AMPHORA_ID, constants.COMPUTE_OBJ),
provides=constants.AMPHORA))
create_vthunder_flow.add(a10_database_tasks.CreateSpareVThunderEntry(
requires=(constants.AMPHORA),
provides=a10constants.VTHUNDER))
create_vthunder_flow.add(
vthunder_tasks.VThunderComputeConnectivityWait(
name=sf_name + '-' + constants.AMP_COMPUTE_CONNECTIVITY_WAIT,
requires=(a10constants.VTHUNDER, constants.AMPHORA)))
return create_vthunder_flow
def _get_create_amp_for_lb_subflow(self, prefix, role, is_spare=False):
"""Create a new amphora for lb."""
sf_name = prefix + '-' + constants.CREATE_AMP_FOR_LB_SUBFLOW
create_amp_for_lb_subflow = linear_flow.Flow(sf_name)
create_amp_for_lb_subflow.add(
database_tasks.CreateAmphoraInDB(
name=sf_name + '-' + constants.CREATE_AMPHORA_INDB,
requires=constants.LOADBALANCER_ID,
provides=constants.AMPHORA_ID))
create_amp_for_lb_subflow.add(
cert_task.GenerateServerPEMTask(name=sf_name + '-' +
constants.GENERATE_SERVER_PEM,
provides=constants.SERVER_PEM))
create_amp_for_lb_subflow.add(
database_tasks.UpdateAmphoraDBCertExpiration(
name=sf_name + '-' + constants.UPDATE_CERT_EXPIRATION,
requires=(constants.AMPHORA_ID, constants.SERVER_PEM)))
create_amp_for_lb_subflow.add(
compute_tasks.CertComputeCreate(
name=sf_name + '-' + constants.CERT_COMPUTE_CREATE,
requires=(constants.AMPHORA_ID, constants.SERVER_PEM,
constants.BUILD_TYPE_PRIORITY,
constants.SERVER_GROUP_ID, constants.FLAVOR,
constants.AVAILABILITY_ZONE),
provides=constants.COMPUTE_ID))
create_amp_for_lb_subflow.add(
database_tasks.UpdateAmphoraComputeId(
name=sf_name + '-' + constants.UPDATE_AMPHORA_COMPUTEID,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraBootingInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_BOOTING_INDB,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amp_for_lb_subflow.add(
compute_tasks.ComputeActiveWait(
name=sf_name + '-' + constants.COMPUTE_WAIT,
requires=(constants.COMPUTE_ID, constants.AMPHORA_ID,
constants.AVAILABILITY_ZONE),
provides=constants.COMPUTE_OBJ))
create_amp_for_lb_subflow.add(
database_tasks.UpdateAmphoraInfo(
name=sf_name + '-' + constants.UPDATE_AMPHORA_INFO,
requires=(constants.AMPHORA_ID, constants.COMPUTE_OBJ),
provides=constants.AMPHORA))
create_amp_for_lb_subflow.add(
amphora_driver_tasks.AmphoraComputeConnectivityWait(
name=sf_name + '-' + constants.AMP_COMPUTE_CONNECTIVITY_WAIT,
requires=constants.AMPHORA))
create_amp_for_lb_subflow.add(
amphora_driver_tasks.AmphoraFinalize(name=sf_name + '-' +
constants.AMPHORA_FINALIZE,
requires=constants.AMPHORA))
if is_spare:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraReadyInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_READY_INDB,
requires=constants.AMPHORA))
else:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraAllocatedInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_ALLOCATED_INDB,
requires=(constants.AMPHORA, constants.LOADBALANCER_ID)))
create_amp_for_lb_subflow.add(
database_tasks.ReloadAmphora(name=sf_name + '-' +
constants.RELOAD_AMPHORA,
requires=constants.AMPHORA_ID,
provides=constants.AMPHORA))
if role == constants.ROLE_MASTER:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraMasterInDB(
name=sf_name + '-' + constants.MARK_AMP_MASTER_INDB,
requires=constants.AMPHORA))
elif role == constants.ROLE_BACKUP:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraBackupInDB(
name=sf_name + '-' + constants.MARK_AMP_BACKUP_INDB,
requires=constants.AMPHORA))
elif role == constants.ROLE_STANDALONE:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraStandAloneInDB(
name=sf_name + '-' + constants.MARK_AMP_STANDALONE_INDB,
requires=constants.AMPHORA))
return create_amp_for_lb_subflow
def get_create_vthunder_flow(self):
"""Flow to create a spare amphora."""
create_vthunder_flow = linear_flow.Flow(constants.CREATE_AMPHORA_FLOW)
sf_name = a10constants.SPARE_VTHUNDER_CREATE
create_vthunder_flow.add(
database_tasks.CreateAmphoraInDB(name=sf_name + '-' +
constants.CREATE_AMPHORA_INDB,
provides=constants.AMPHORA_ID))
create_vthunder_flow.add(
compute_tasks.ComputeCreate(name=sf_name + '-' +
constants.COMPUTE_CREATE,
requires=(
constants.AMPHORA_ID,
constants.BUILD_TYPE_PRIORITY,
),
provides=constants.COMPUTE_ID))
create_vthunder_flow.add(
database_tasks.UpdateAmphoraComputeId(
name=sf_name + '-' + constants.UPDATE_AMPHORA_COMPUTEID,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_vthunder_flow.add(
database_tasks.MarkAmphoraBootingInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_BOOTING_INDB,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_vthunder_flow.add(
compute_tasks.ComputeActiveWait(
name=sf_name + '-' + constants.COMPUTE_WAIT,
requires=(constants.COMPUTE_ID, constants.AMPHORA_ID),
provides=constants.COMPUTE_OBJ))
create_vthunder_flow.add(
database_tasks.UpdateAmphoraInfo(
name=sf_name + '-' + constants.UPDATE_AMPHORA_INFO,
requires=(constants.AMPHORA_ID, constants.COMPUTE_OBJ),
provides=constants.AMPHORA))
create_vthunder_flow.add(
a10_database_tasks.CreateSpareVThunderEntry(
requires=(constants.AMPHORA), provides=a10constants.VTHUNDER))
create_vthunder_flow.add(
vthunder_tasks.VThunderComputeConnectivityWait(
name=sf_name + '-' + constants.AMP_COMPUTE_CONNECTIVITY_WAIT,
requires=(a10constants.VTHUNDER, constants.AMPHORA)))
create_vthunder_flow.add(
vthunder_tasks.EnableInterfaceOnSpare(
name=sf_name + '-' + a10constants.ENABLE_VTHUNDER_INTERFACE,
requires=(a10constants.VTHUNDER)))
create_vthunder_flow.add(
vthunder_tasks.UpdateAcosVersionInVthunderEntry(
name=sf_name + '-' +
a10constants.UPDATE_ACOS_VERSION_IN_VTHUNDER_ENTRY,
requires=(a10constants.VTHUNDER)))
create_vthunder_flow.add(
database_tasks.MarkAmphoraReadyInDB(
name=sf_name + '-' + a10constants.MARK_AMPHORA_READY_INDB,
requires=(constants.AMPHORA)))
create_vthunder_flow.add(
self.get_glm_license_subflow(
prefix=a10constants.SPARE_VTHUNDER_CREATE,
role=a10constants.SPARE_VTHUNDER))
create_vthunder_flow.add(
vthunder_tasks.CreateHealthMonitorOnVThunder(
name=sf_name + '-' +
a10constants.CREATE_HEALTH_MONITOR_ON_SPARE,
requires=(a10constants.VTHUNDER)))
create_vthunder_flow.add(
a10_database_tasks.MarkVThunderStatusInDB(
requires=(a10constants.VTHUNDER),
inject={"status": a10constants.READY}))
return create_vthunder_flow
def _get_create_amp_for_lb_subflow(self, prefix, role):
"""Flow to create a new vThunder for lb."""
sf_name = prefix + '-' + constants.CREATE_AMP_FOR_LB_SUBFLOW
create_amp_for_lb_subflow = linear_flow.Flow(sf_name)
create_amp_for_lb_subflow.add(
database_tasks.CreateAmphoraInDB(name=sf_name + '-' +
constants.CREATE_AMPHORA_INDB,
provides=constants.AMPHORA_ID))
# VIP subnet integration at bootup
create_amp_for_lb_subflow.add(
database_tasks.ReloadLoadBalancer(
name=sf_name + '-' + a10constants.RELOADLOAD_BALANCER,
requires=constants.LOADBALANCER_ID,
provides=constants.LOADBALANCER))
require_server_group_id_condition = (
role in (constants.ROLE_BACKUP, constants.ROLE_MASTER)
and CONF.a10_nova.enable_anti_affinity)
if require_server_group_id_condition:
create_amp_for_lb_subflow.add(
compute_tasks.ComputeCreate(
name=sf_name + '-' + constants.COMPUTE_CREATE,
requires=(constants.AMPHORA_ID,
constants.BUILD_TYPE_PRIORITY,
constants.SERVER_GROUP_ID,
constants.LOADBALANCER),
provides=constants.COMPUTE_ID))
else:
create_amp_for_lb_subflow.add(
compute_tasks.ComputeCreate(
name=sf_name + '-' + constants.COMPUTE_CREATE,
requires=(constants.AMPHORA_ID,
constants.BUILD_TYPE_PRIORITY,
constants.LOADBALANCER),
provides=constants.COMPUTE_ID))
create_amp_for_lb_subflow.add(
database_tasks.UpdateAmphoraComputeId(
name=sf_name + '-' + constants.UPDATE_AMPHORA_COMPUTEID,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraBootingInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_BOOTING_INDB,
requires=(constants.AMPHORA_ID, constants.COMPUTE_ID)))
create_amp_for_lb_subflow.add(
compute_tasks.ComputeActiveWait(
name=sf_name + '-' + constants.COMPUTE_WAIT,
requires=(constants.COMPUTE_ID, constants.AMPHORA_ID),
provides=constants.COMPUTE_OBJ))
create_amp_for_lb_subflow.add(
database_tasks.UpdateAmphoraInfo(
name=sf_name + '-' + constants.UPDATE_AMPHORA_INFO,
requires=(constants.AMPHORA_ID, constants.COMPUTE_OBJ),
provides=constants.AMPHORA))
# Create vThunder entry in custom DB
create_amp_for_lb_subflow.add(
a10_database_tasks.CreateVThunderEntry(
name=sf_name + '-' + a10constants.CREATE_VTHUNDER_ENTRY,
requires=(constants.AMPHORA, constants.LOADBALANCER),
inject={
a10constants.ROLE: role,
a10constants.STATUS: constants.PENDING_CREATE
}))
# Rebind requires vthunder in store and vMaster requires vThunder
create_amp_for_lb_subflow.add(
a10_database_tasks.GetVThunderByLoadBalancer(
name=sf_name + '-' + a10constants.VTHUNDER_BY_LB,
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
# Get VThunder details from database
if role == constants.ROLE_BACKUP:
create_amp_for_lb_subflow.add(
a10_database_tasks.GetBackupVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.BACKUP_VTHUNDER))
create_amp_for_lb_subflow.add(
vthunder_tasks.VThunderComputeConnectivityWait(
name=sf_name + '-' + a10constants.BACKUP_CONNECTIVITY_WAIT,
rebind={
a10constants.VTHUNDER: a10constants.BACKUP_VTHUNDER
},
requires=constants.AMPHORA))
else:
create_amp_for_lb_subflow.add(
vthunder_tasks.VThunderComputeConnectivityWait(
name=sf_name + '-' +
a10constants.WAIT_FOR_VTHUNDER_CONNECTIVITY,
requires=(a10constants.VTHUNDER, constants.AMPHORA)))
# License the vThunder-Amphora
create_amp_for_lb_subflow.add(
*self.get_glm_license_subflow(prefix + '-' + role, role))
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraAllocatedInDB(
name=sf_name + '-' + constants.MARK_AMPHORA_ALLOCATED_INDB,
requires=(constants.AMPHORA, constants.LOADBALANCER_ID)))
create_amp_for_lb_subflow.add(
database_tasks.ReloadAmphora(name=sf_name + '-' +
constants.RELOAD_AMPHORA,
requires=constants.AMPHORA_ID,
provides=constants.AMPHORA))
if role == constants.ROLE_MASTER:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraMasterInDB(
name=sf_name + '-' + constants.MARK_AMP_MASTER_INDB,
requires=constants.AMPHORA))
elif role == constants.ROLE_BACKUP:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraBackupInDB(
name=sf_name + '-' + constants.MARK_AMP_BACKUP_INDB,
requires=constants.AMPHORA))
elif role == constants.ROLE_STANDALONE:
create_amp_for_lb_subflow.add(
database_tasks.MarkAmphoraStandAloneInDB(
name=sf_name + '-' + constants.MARK_AMP_STANDALONE_INDB,
requires=constants.AMPHORA))
if role == constants.ROLE_BACKUP:
create_amp_for_lb_subflow.add(
a10_database_tasks.GetBackupVThunderByLoadBalancer(
name=sf_name + '-' + a10constants.BACKUP_VTHUNDER,
requires=constants.LOADBALANCER,
provides=a10constants.BACKUP_VTHUNDER))
create_amp_for_lb_subflow.add(
vthunder_tasks.UpdateAcosVersionInVthunderEntry(
name=sf_name + '-' +
a10constants.UPDATE_ACOS_VERSION_FOR_BACKUP_VTHUNDER,
rebind={
a10constants.VTHUNDER: a10constants.BACKUP_VTHUNDER
}))
else:
create_amp_for_lb_subflow.add(
vthunder_tasks.UpdateAcosVersionInVthunderEntry(
name=sf_name + '-' +
a10constants.UPDATE_ACOS_VERSION_FOR_BACKUP_VTHUNDER,
requires=(a10constants.VTHUNDER)))
return create_amp_for_lb_subflow
