Files
pvc/cli-client-new/pvc/lib/cluster.py

117 lines
3.2 KiB
Python

#!/usr/bin/env python3
# cluster.py - PVC CLI client function library, cluster management
# Part of the Parallel Virtual Cluster (PVC) system
#
# Copyright (C) 2018-2022 Joshua M. Boniface <joshua@boniface.me>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
#
###############################################################################
import json
from pvc.lib.common import call_api
def initialize(config, overwrite=False):
"""
Initialize the PVC cluster
API endpoint: GET /api/v1/initialize
API arguments: overwrite, yes-i-really-mean-it
API schema: {json_data_object}
"""
params = {"yes-i-really-mean-it": "yes", "overwrite": overwrite}
response = call_api(config, "post", "/initialize", params=params)
if response.status_code == 200:
retstatus = True
else:
retstatus = False
return retstatus, response.json().get("message", "")
def backup(config):
"""
Get a JSON backup of the cluster
API endpoint: GET /api/v1/backup
API arguments:
API schema: {json_data_object}
"""
response = call_api(config, "get", "/backup")
if response.status_code == 200:
return True, response.json()
else:
return False, response.json().get("message", "")
def restore(config, cluster_data):
"""
Restore a JSON backup to the cluster
API endpoint: POST /api/v1/restore
API arguments: yes-i-really-mean-it
API schema: {json_data_object}
"""
cluster_data_json = json.dumps(cluster_data)
params = {"yes-i-really-mean-it": "yes"}
data = {"cluster_data": cluster_data_json}
response = call_api(config, "post", "/restore", params=params, data=data)
if response.status_code == 200:
retstatus = True
else:
retstatus = False
return retstatus, response.json().get("message", "")
def maintenance_mode(config, state):
"""
Enable or disable PVC cluster maintenance mode
API endpoint: POST /api/v1/status
API arguments: {state}={state}
API schema: {json_data_object}
"""
params = {"state": state}
response = call_api(config, "post", "/status", params=params)
if response.status_code == 200:
retstatus = True
else:
retstatus = False
return retstatus, response.json().get("message", "")
def get_info(config):
"""
Get status of the PVC cluster
API endpoint: GET /api/v1/status
API arguments:
API schema: {json_data_object}
"""
response = call_api(config, "get", "/status")
if response.status_code == 200:
return True, response.json()
else:
return False, response.json().get("message", "")