distcloud/distributedcloud/dcmanager/common/consts.py

476 lines
18 KiB
Python

# Copyright (c) 2016 Ericsson AB.
# Copyright (c) 2017-2024 Wind River Systems, Inc.
# All 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.
#
RPC_API_VERSION = "1.0"
RPC_SUBCLOUD_BACKUP_TIMEOUT = 120
TOPIC_DC_MANAGER = "dcmanager"
TOPIC_DC_MANAGER_STATE = "dcmanager-state"
TOPIC_DC_MANAGER_AUDIT = "dcmanager-audit"
TOPIC_DC_MANAGER_AUDIT_WORKER = "dcmanager-audit-worker"
TOPIC_DC_MANAGER_ORCHESTRATOR = "dcmanager-orchestrator"
CERTS_VAULT_DIR = "/opt/dc-vault/certs"
LOADS_VAULT_DIR = "/opt/dc-vault/loads"
PATCH_VAULT_DIR = "/opt/dc-vault/patches"
BOOTSTRAP_VALUES = 'bootstrap_values'
BOOTSTRAP_ADDRESS = 'bootstrap-address'
INSTALL_VALUES = 'install_values'
# Deploy phases
DEPLOY_PHASE_CREATE = 'create'
DEPLOY_PHASE_INSTALL = 'install'
DEPLOY_PHASE_BOOTSTRAP = 'bootstrap'
DEPLOY_PHASE_CONFIG = 'configure'
DEPLOY_PHASE_COMPLETE = 'complete'
DEPLOY_PHASE_ABORT = 'abort'
DEPLOY_PHASE_RESUME = 'resume'
# Admin status for hosts
ADMIN_LOCKED = 'locked'
ADMIN_UNLOCKED = 'unlocked'
# operational status for hosts
OPERATIONAL_ENABLED = 'enabled'
OPERATIONAL_DISABLED = 'disabled'
# Availability status for hosts
AVAILABILITY_AVAILABLE = 'available'
AVAILABILITY_DEGRADED = 'degraded'
# Personality of hosts
PERSONALITY_CONTROLLER_ACTIVE = 'Controller-Active'
PERSONALITY_CONTROLLER_STANDBY = 'Controller-Standby'
# Subcloud endpoint related database fields
ENDPOINT_SYNC_STATUS = "endpoint_sync_status"
SYNC_STATUS = "sync_status"
ENDPOINT_TYPE = "endpoint_type"
# Service group status
SERVICE_GROUP_STATUS_ACTIVE = "active"
# Availability fail count
# we don't want to alarm first failure since there are
# cases where we expect a transient failure in the
# subcloud (e.g. haproxy process restart to update
# certificates)
AVAIL_FAIL_COUNT_TO_ALARM = 2
AVAIL_FAIL_COUNT_MAX = 9999
# Software update strategy types
SW_UPDATE_TYPE_FIRMWARE = "firmware"
SW_UPDATE_TYPE_KUBE_ROOTCA_UPDATE = "kube-rootca-update"
SW_UPDATE_TYPE_KUBERNETES = "kubernetes"
SW_UPDATE_TYPE_PATCH = "patch"
SW_UPDATE_TYPE_PRESTAGE = "prestage"
SW_UPDATE_TYPE_UPGRADE = "upgrade"
SW_UPDATE_TYPE_SOFTWARE = "software"
# Software update states
SW_UPDATE_STATE_INITIAL = "initial"
SW_UPDATE_STATE_APPLYING = "applying"
SW_UPDATE_STATE_ABORT_REQUESTED = "abort requested"
SW_UPDATE_STATE_ABORTING = "aborting"
SW_UPDATE_STATE_COMPLETE = "complete"
SW_UPDATE_STATE_ABORTED = "aborted"
SW_UPDATE_STATE_FAILED = "failed"
SW_UPDATE_STATE_DELETING = "deleting"
SW_UPDATE_STATE_DELETED = "deleted"
# Software misc info
ISO_VERSION = "0"
# Software update actions
SW_UPDATE_ACTION_APPLY = "apply"
SW_UPDATE_ACTION_ABORT = "abort"
# Stage states
STAGE_SUBCLOUD_ORCHESTRATION_CREATED = 1
STAGE_SUBCLOUD_ORCHESTRATION_STARTED = 2
STAGE_SUBCLOUD_ORCHESTRATION_PROCESSED = 3
# Subcloud apply types
SUBCLOUD_APPLY_TYPE_PARALLEL = "parallel"
SUBCLOUD_APPLY_TYPE_SERIAL = "serial"
# Values for the Default Subcloud Group
DEFAULT_SUBCLOUD_GROUP_ID = 1
DEFAULT_SUBCLOUD_GROUP_NAME = 'Default'
DEFAULT_SUBCLOUD_GROUP_DESCRIPTION = 'Default Subcloud Group'
DEFAULT_SUBCLOUD_GROUP_UPDATE_APPLY_TYPE = SUBCLOUD_APPLY_TYPE_PARALLEL
DEFAULT_SUBCLOUD_GROUP_MAX_PARALLEL_SUBCLOUDS = 2
# Common strategy step states
STRATEGY_STATE_INITIAL = "initial"
STRATEGY_STATE_COMPLETE = "complete"
STRATEGY_STATE_ABORTED = "aborted"
STRATEGY_STATE_FAILED = "failed"
# Patch orchestrations states
STRATEGY_STATE_CREATING_VIM_PATCH_STRATEGY = "creating VIM patch strategy"
STRATEGY_STATE_DELETING_VIM_PATCH_STRATEGY = "deleting VIM patch strategy"
STRATEGY_STATE_APPLYING_VIM_PATCH_STRATEGY = "applying VIM patch strategy"
# Upgrade orchestration states
STRATEGY_STATE_PRE_CHECK = "pre check"
STRATEGY_STATE_INSTALLING_LICENSE = "installing license"
STRATEGY_STATE_IMPORTING_LOAD = "importing load"
STRATEGY_STATE_UPDATING_PATCHES = "updating patches"
STRATEGY_STATE_FINISHING_PATCH_STRATEGY = "finishing patch strategy"
STRATEGY_STATE_STARTING_UPGRADE = "starting upgrade"
STRATEGY_STATE_TRANSFERRING_CA_CERTIFICATE = "transferring CA certificate"
STRATEGY_STATE_LOCKING_CONTROLLER_0 = "locking controller-0"
STRATEGY_STATE_LOCKING_CONTROLLER_1 = "locking controller-1"
STRATEGY_STATE_UPGRADING_SIMPLEX = "upgrading simplex"
STRATEGY_STATE_UPGRADING_DUPLEX = "upgrading duplex"
STRATEGY_STATE_MIGRATING_DATA = "migrating data"
STRATEGY_STATE_UNLOCKING_CONTROLLER_0 = "unlocking controller-0"
STRATEGY_STATE_UNLOCKING_CONTROLLER_1 = "unlocking controller-1"
STRATEGY_STATE_SWACTING_TO_CONTROLLER_0 = "swacting to controller-0"
STRATEGY_STATE_SWACTING_TO_CONTROLLER_1 = "swacting to controller-1"
STRATEGY_STATE_ACTIVATING_UPGRADE = "activating upgrade"
STRATEGY_STATE_COMPLETING_UPGRADE = "completing upgrade"
STRATEGY_STATE_CREATING_VIM_UPGRADE_STRATEGY = "creating VIM upgrade strategy"
STRATEGY_STATE_APPLYING_VIM_UPGRADE_STRATEGY = "applying VIM upgrade strategy"
STRATEGY_STATE_DELETING_LOAD = "deleting load"
# Software orchestration states
STRATEGY_STATE_SW_PRE_CHECK = "software pre check"
STRATEGY_STATE_SW_INSTALL_LICENSE = "software install license"
STRATEGY_STATE_SW_CREATE_VIM_STRATEGY = "create VIM software strategy"
STRATEGY_STATE_SW_APPLY_VIM_STRATEGY = "apply VIM software strategy"
STRATEGY_STATE_SW_FINISH_STRATEGY = "finish software strategy"
# Firmware update orchestration states
STRATEGY_STATE_IMPORTING_FIRMWARE = "importing firmware"
STRATEGY_STATE_CREATING_FW_UPDATE_STRATEGY = "creating fw update strategy"
STRATEGY_STATE_APPLYING_FW_UPDATE_STRATEGY = "applying fw update strategy"
STRATEGY_STATE_FINISHING_FW_UPDATE = "finishing fw update"
# Kubernetes update orchestration states (ordered)
STRATEGY_STATE_KUBE_UPGRADE_PRE_CHECK = \
"kube upgrade pre check"
STRATEGY_STATE_KUBE_CREATING_VIM_KUBE_UPGRADE_STRATEGY = \
"kube creating vim kube upgrade strategy"
STRATEGY_STATE_KUBE_APPLYING_VIM_KUBE_UPGRADE_STRATEGY = \
"kube applying vim kube upgrade strategy"
# Kube Root CA Update orchestration states (ordered)
STRATEGY_STATE_KUBE_ROOTCA_UPDATE_PRE_CHECK = \
"kube rootca update pre check"
STRATEGY_STATE_KUBE_ROOTCA_UPDATE_START = \
"kube rootca update start"
STRATEGY_STATE_KUBE_ROOTCA_UPDATE_UPLOAD_CERT = \
"kube rootca update upload cert"
STRATEGY_STATE_CREATING_VIM_KUBE_ROOTCA_UPDATE_STRATEGY = \
"creating vim kube rootca update strategy"
STRATEGY_STATE_APPLYING_VIM_KUBE_ROOTCA_UPDATE_STRATEGY = \
"applying vim kube rootca update strategy"
# Prestage orchestration states (ordered)
STRATEGY_STATE_PRESTAGE_PRE_CHECK = "prestage-precheck"
STRATEGY_STATE_PRESTAGE_PACKAGES = "prestaging-packages"
STRATEGY_STATE_PRESTAGE_IMAGES = "prestaging-images"
# Subcloud deploy status states
DEPLOY_STATE_NONE = 'not-deployed'
DEPLOY_STATE_PRE_DEPLOY = 'pre-deploy'
DEPLOY_STATE_DEPLOY_PREP_FAILED = 'deploy-prep-failed'
DEPLOY_STATE_CREATING = 'creating'
DEPLOY_STATE_CREATE_FAILED = 'create-failed'
DEPLOY_STATE_CREATED = 'create-complete'
DEPLOY_STATE_PRE_INSTALL = 'pre-install'
DEPLOY_STATE_PRE_INSTALL_FAILED = 'pre-install-failed'
DEPLOY_STATE_INSTALLING = 'installing'
DEPLOY_STATE_INSTALL_FAILED = 'install-failed'
DEPLOY_STATE_INSTALLED = 'install-complete'
DEPLOY_STATE_PRE_BOOTSTRAP = 'pre-bootstrap'
DEPLOY_STATE_PRE_BOOTSTRAP_FAILED = 'pre-bootstrap-failed'
DEPLOY_STATE_BOOTSTRAPPING = 'bootstrapping'
DEPLOY_STATE_BOOTSTRAP_FAILED = 'bootstrap-failed'
DEPLOY_STATE_BOOTSTRAP_ABORTED = 'bootstrap-aborted'
DEPLOY_STATE_BOOTSTRAPPED = 'bootstrap-complete'
DEPLOY_STATE_PRE_CONFIG = 'pre-config'
DEPLOY_STATE_PRE_CONFIG_FAILED = 'pre-config-failed'
DEPLOY_STATE_CONFIGURING = 'configuring'
DEPLOY_STATE_CONFIG_FAILED = 'config-failed'
DEPLOY_STATE_DEPLOYING = 'deploying'
DEPLOY_STATE_DEPLOY_FAILED = 'deploy-failed'
DEPLOY_STATE_ABORTING_INSTALL = 'aborting-install'
DEPLOY_STATE_INSTALL_ABORTED = 'install-aborted'
DEPLOY_STATE_ABORTING_BOOTSTRAP = 'aborting-bootstrap'
DEPLOY_STATE_ABORTING_CONFIG = 'aborting-config'
DEPLOY_STATE_CONFIG_ABORTED = 'config-aborted'
DEPLOY_STATE_MIGRATING_DATA = 'migrating-data'
DEPLOY_STATE_DATA_MIGRATION_FAILED = 'data-migration-failed'
DEPLOY_STATE_MIGRATED = 'migrated'
DEPLOY_STATE_UPGRADE_ACTIVATED = 'upgrade-activated'
DEPLOY_STATE_PRE_RESTORE = 'pre-restore'
DEPLOY_STATE_RESTORE_PREP_FAILED = 'restore-prep-failed'
DEPLOY_STATE_RESTORING = 'restoring'
DEPLOY_STATE_RESTORE_FAILED = 'restore-failed'
DEPLOY_STATE_PRE_REHOME = 'pre-rehome'
# If any of the following rehoming or secondary statuses
# are modified, cert-mon code will need to be updated.
DEPLOY_STATE_REHOMING = 'rehoming'
DEPLOY_STATE_REHOME_FAILED = 'rehome-failed'
DEPLOY_STATE_REHOME_PREP_FAILED = 'rehome-prep-failed'
DEPLOY_STATE_REHOME_PENDING = 'rehome-pending'
DEPLOY_STATE_SECONDARY = 'secondary'
DEPLOY_STATE_SECONDARY_FAILED = 'secondary-failed'
DEPLOY_STATE_DONE = 'complete'
DEPLOY_STATE_RECONFIGURING_NETWORK = 'reconfiguring-network'
DEPLOY_STATE_RECONFIGURING_NETWORK_FAILED = 'network-reconfiguration-failed'
# Subcloud errors
ERROR_DESC_EMPTY = 'No errors present'
ERROR_DESC_FAILED = 'Failed to get error message. Please check sysinv log'
ERROR_DESC_CMD = 'dcmanager subcloud errors <subcloud-name>'
# Static content for error messages
BOOTSTRAP_ERROR_MSG = DEPLOY_STATE_BOOTSTRAP_FAILED
CONFIG_ERROR_MSG = DEPLOY_STATE_CONFIG_FAILED
ERR_MSG_DICT = {
BOOTSTRAP_ERROR_MSG: "For bootstrap failures, please delete and re-add "
"the subcloud after the cause of failure has been "
"resolved.",
CONFIG_ERROR_MSG: "For configuration failures, please use dcmanager subcloud "
"deploy config command to reconfigure the subcloud after "
"the cause of failure has been resolved.",
"bmc_cred": "Check BMC credentials in install-values.yml. Check basic "
"authenticacion to the BMC: curl -u <<user:pass>> "
"<<BMC_URL>>",
"ping_bmc": "Check reachability to the BMC: ping <<BMC_URL>>",
"rvmc_process": "Ensure the previous RVMC process is terminated.",
"rvmc_timeout": "Please check the dcmanager ansible log for details.",
"dm_pod_failed": """- Ensure you are using the correct tarball that \
corresponds to the image.
- Check helm overrides files, ensure the deployment manager images exist in \
the specified registry and you can manually pull them from the registry.
- Ensure you have installed the correct certificate.
- Ensure you have logged in: sudo docker login registry.local:9001 \
-u <<registry_user>> -p <<registry_password>>""",
"dm_apply_failed": "Check deployment yaml file and ensure the content is "
"syntactically and semantically correct.",
"images_download_failure": "Check docker_registries and docker proxy "
"configurations in bootstrap values yaml "
"file. Ensure you can manually log into the "
"registry e.g. sudo docker login "
"registry.local:9001 -u <registry-user> "
"-p <registry-password>",
"failed_ssl_cert": "Check if the right certificate was installed."
}
# error_description max length
ERROR_DESCRIPTION_LENGTH = 2048
# Subcloud backup status states
BACKUP_STATE_INITIAL = 'initial'
BACKUP_STATE_VALIDATING = 'validating'
BACKUP_STATE_VALIDATE_FAILED = 'validate-failed'
BACKUP_STATE_PRE_BACKUP = 'pre-backup'
BACKUP_STATE_PREP_FAILED = 'backup-prep-failed'
BACKUP_STATE_IN_PROGRESS = 'backing-up'
BACKUP_STATE_FAILED = 'failed'
BACKUP_STATE_UNKNOWN = 'unknown'
BACKUP_STATE_COMPLETE_LOCAL = 'complete-local'
BACKUP_STATE_COMPLETE_CENTRAL = 'complete-central'
# Upgrades States
UPGRADE_STATE_DATA_MIGRATION = 'data-migration'
UPGRADE_STATE_DATA_MIGRATION_COMPLETE = 'data-migration-complete'
UPGRADE_STATE_DATA_MIGRATION_FAILED = 'data-migration-failed'
UPGRADE_STATE_UPGRADING_CONTROLLERS = 'upgrading-controllers'
UPGRADE_STATE_UPGRADING_HOSTS = 'upgrading-hosts'
UPGRADE_STATE_ACTIVATION_FAILED = 'activation-failed'
UPGRADE_STATE_ACTIVATION_COMPLETE = 'activation-complete'
# Prestage States
PRESTAGE_STATE_PACKAGES = STRATEGY_STATE_PRESTAGE_PACKAGES
PRESTAGE_STATE_IMAGES = STRATEGY_STATE_PRESTAGE_IMAGES
PRESTAGE_STATE_FAILED = 'failed'
PRESTAGE_STATE_COMPLETE = 'complete'
# States to indicate if a prestage operation is currently in progress
STATES_FOR_ONGOING_PRESTAGE = [PRESTAGE_STATE_PACKAGES,
PRESTAGE_STATE_IMAGES]
# Alarm aggregation
ALARMS_DISABLED = "disabled"
ALARM_OK_STATUS = "OK"
ALARM_DEGRADED_STATUS = "degraded"
ALARM_CRITICAL_STATUS = "critical"
DEPLOY_PLAYBOOK = "deploy_playbook"
DEPLOY_OVERRIDES = "deploy_overrides"
DEPLOY_CHART = "deploy_chart"
DEPLOY_CONFIG = 'deploy_config'
DEPLOY_PRESTAGE = "prestage_images"
DEPLOY_COMMON_FILE_OPTIONS = [
DEPLOY_PLAYBOOK,
DEPLOY_OVERRIDES,
DEPLOY_CHART,
DEPLOY_PRESTAGE
]
DC_LOG_DIR = '/var/log/dcmanager/'
DC_ANSIBLE_LOG_DIR = DC_LOG_DIR + 'ansible'
INVENTORY_FILE_POSTFIX = '_inventory.yml'
# The following password is just a temporary and internal password that is used
# after a remote install as part of the upgrade. The real sysadmin password
# will be restored af the subcloud is re-managed at the end of the upgrade.
TEMP_SYSADMIN_PASSWORD = 'St8rlingX*'
# System mode
SYSTEM_MODE_DUPLEX = "duplex"
SYSTEM_MODE_SIMPLEX = "simplex"
SYSTEM_MODE_DUPLEX_DIRECT = "duplex-direct"
# Load states
ACTIVE_LOAD_STATE = 'active'
INACTIVE_LOAD_STATE = 'inactive'
IMPORTING_LOAD_STATE = 'importing'
IMPORTED_LOAD_STATE = 'imported'
IMPORTED_METADATA_LOAD_STATE = 'imported-metadata'
ERROR_LOAD_STATE = 'error'
DELETING_LOAD_STATE = 'deleting'
IMPORTED_LOAD_STATES = [
IMPORTED_LOAD_STATE,
IMPORTED_METADATA_LOAD_STATE
]
# extra_args for kube upgrade
EXTRA_ARGS_TO_VERSION = 'to-version'
# extra_args for kube rootca update
EXTRA_ARGS_CERT_FILE = 'cert-file'
EXTRA_ARGS_EXPIRY_DATE = 'expiry-date'
EXTRA_ARGS_SUBJECT = 'subject'
EXTRA_ARGS_SYSADMIN_PASSWORD = 'sysadmin_password'
EXTRA_ARGS_FORCE = 'force'
# extra_args for patching
EXTRA_ARGS_UPLOAD_ONLY = 'upload-only'
# http request/response arguments for prestage
PRESTAGE_SOFTWARE_VERSION = 'prestage-software-version'
PRESTAGE_REQUEST_RELEASE = 'release'
# Device Image Bitstream Types
BITSTREAM_TYPE_ROOT_KEY = 'root-key'
BITSTREAM_TYPE_FUNCTIONAL = 'functional'
BITSTREAM_TYPE_KEY_REVOCATION = 'key-revocation'
# Platform Backup size default in MB
DEFAULT_PERSISTENT_SIZE = 30000
# Retry values to be used when platform requests fail due to temporary
# unavailability, which may occur during some orchestration steps. The sleep
# duration and number of retries are shorter, since these should only occur if a
# service is being restarted
PLATFORM_RETRY_MAX_ATTEMPTS = 5
PLATFORM_RETRY_SLEEP_MILLIS = 5000
# States to reject when processing a subcloud-backup restore request
INVALID_DEPLOY_STATES_FOR_RESTORE = [DEPLOY_STATE_CREATING,
DEPLOY_STATE_PRE_INSTALL,
DEPLOY_STATE_INSTALLING,
DEPLOY_STATE_PRE_BOOTSTRAP,
DEPLOY_STATE_BOOTSTRAPPING,
DEPLOY_STATE_PRE_CONFIG,
DEPLOY_STATE_CONFIGURING,
DEPLOY_STATE_PRE_REHOME,
DEPLOY_STATE_REHOMING,
DEPLOY_STATE_PRE_RESTORE,
DEPLOY_STATE_RESTORING]
# States to indicate if a backup operation is currently in progress
STATES_FOR_ONGOING_BACKUP = [BACKUP_STATE_INITIAL,
BACKUP_STATE_VALIDATING,
BACKUP_STATE_PRE_BACKUP,
BACKUP_STATE_IN_PROGRESS]
# The k8s secret that holds openldap CA certificate
OPENLDAP_CA_CERT_SECRET_NAME = "system-local-ca"
CERT_NAMESPACE_PLATFORM_CA_CERTS = 'cert-manager'
# The ansible playbook base directories
ANSIBLE_CURRENT_VERSION_BASE_PATH = '/usr/share/ansible/stx-ansible/playbooks'
ANSIBLE_PREVIOUS_VERSION_BASE_PATH = '/opt/dc-vault/playbooks'
# The deployment manager artifacts usr directories
ALTERNATE_DEPLOY_FILES_DIR = '/usr/local/share/applications'
ALTERNATE_HELM_CHART_OVERRIDES_DIR = ALTERNATE_DEPLOY_FILES_DIR + '/overrides'
HELM_CHART_OVERRIDES_POSTFIX = '-overrides-subcloud.yaml'
ALTERNATE_HELM_CHART_DIR = ALTERNATE_DEPLOY_FILES_DIR + '/helm'
HELM_CHART_POSTFIX = 'deployment-manager'
ALTERNATE_DEPLOY_PLAYBOOK_DIR = ALTERNATE_DEPLOY_FILES_DIR + '/playbooks'
DEPLOY_PLAYBOOK_POSTFIX = 'deployment-manager.yaml'
SUPPORTED_UPGRADES_METADATA_FILE_PATH = '/usr/rootdirs/opt/upgrades/metadata.xml'
# Required for subcloud name configuration
CERT_MON_HTTP_AGENT = 'cert-mon/1.0'
OS_REGION_NAME = "OS_REGION_NAME"
# Required for GEO-redundancy
# User-Agent check for subcloud by region_name request.
DCMANAGER_V1_HTTP_AGENT = 'dcmanager/1.0'
# batch rehome manage state wait timeout
BATCH_REHOME_MGMT_STATES_TIMEOUT = 900
# System peer availability state
SYSTEM_PEER_AVAILABILITY_STATE_AVAILABLE = 'available'
SYSTEM_PEER_AVAILABILITY_STATE_UNAVAILABLE = 'unavailable'
# Peer group migration status
PEER_GROUP_MIGRATING = 'migrating'
PEER_GROUP_MIGRATION_COMPLETE = 'complete'
PEER_GROUP_MIGRATION_NONE = 'none'
# Peer group association type
ASSOCIATION_TYPE_PRIMARY = 'primary'
ASSOCIATION_TYPE_NON_PRIMARY = 'non-primary'
# Peer group association sync status
ASSOCIATION_SYNC_STATUS_SYNCING = 'syncing'
ASSOCIATION_SYNC_STATUS_IN_SYNC = 'in-sync'
ASSOCIATION_SYNC_STATUS_FAILED = 'failed'
ASSOCIATION_SYNC_STATUS_OUT_OF_SYNC = 'out-of-sync'
# Peer monitor heartbeat policy
HEARTBEAT_FAILURE_POLICY_ALARM = 'alarm'