File for creating Hetzner cloud server snapshots (CX)

hetzner_snapshot.py

"""
Hetzner Snapshot Creation File
Python 3.7+ required
"""
import requests
import json
import pathlib

SAVE_FILE = str(pathlib.Path(__file__).parent.absolute()) + '/backups.json'
SAVE_FILE = pathlib.Path(SAVE_FILE)
TOKEN = ''  # token
TOKEN = {'Authorization': 'Bearer ' + TOKEN}
SERVER_ID = ''  # server id

# get exists copies
if SAVE_FILE.is_file():
    with open(SAVE_FILE) as json_file:
        backups = json.load(json_file)
else:
    backups = dict()

# create new copy
url = 'https://api.hetzner.cloud/v1/servers/{}/actions/create_image'.format(SERVER_ID)
data = {'type': 'snapshot'}
response = requests.post(url, json=data, headers=TOKEN)
response = response.json()
date = response['image']['created']
image_id = response['image']['id']
# write info about copy
backups[date] = image_id

# del old copy, if file have >= 7 copies
if len(backups) >= 7:
    key, image_id = next(iter(backups.items()))
    url = 'https://api.hetzner.cloud/v1/images/{}'.format(image_id)
    response = requests.delete(url, headers=TOKEN)
    del backups[key]

# save info in file
with open(SAVE_FILE, 'w', encoding='utf-8') as f:
    json.dump(backups, f, ensure_ascii=False, indent=4)