113 lines
3.2 KiB
Python
Executable File
113 lines
3.2 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import os
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import sys
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from typing import Iterator
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import requests
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import yaml
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from flask import escape
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from sqlalchemy.sql import exists
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class Watcher(object):
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def __init__(self):
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self.dir = "/".join(sys.path[0].split("/")[:-2])
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self.watchers = [w for w in self.get_watchers()]
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return None
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def add_instance(self, instance) -> dict:
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"""Add a watcher instance.
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Args:
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instance (dict): Instance to add.
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Returns:
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dict: operation status.
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"""
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w = { "name" : instance["name"],
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"url" : instance["url"],
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"type" : instance["type"] }
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if w["url"] not in [w["url"] for w in self.watchers]:
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self.watchers.append(w)
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if self.update_watchers():
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return {"status": True,
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"message": "Watcher added"}
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else:
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return {"status": False,
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"message": "This watcher already exists"}
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def delete_instance(self, watcher_id) -> dict:
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"""Delete a watcher defined by its id
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Args:
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watcher_id (str): watcher id.
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Returns:
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dict: operation status.
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"""
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self.watchers.pop(int(watcher_id))
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if self.update_watchers():
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return {"status": True,
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"message": "Watcher deleted"}
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else:
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return {"status": False,
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"message": "Watcher not found"}
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def update_watchers(self):
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"""Update the watchers files.
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Returns:
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bool: True if successful
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"""
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try:
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dir = "/".join(sys.path[0].split("/")[:-2])
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watchers = yaml.load(open(os.path.join(dir, "watchers.yaml"), "r"), Loader=yaml.SafeLoader)
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with open(os.path.join(dir, "watchers.yaml"), "w") as yaml_file:
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yaml_file.write(yaml.dump({ "watchers" : self.watchers }, default_flow_style=False))
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return True
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except:
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return False
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def get_watchers(self) -> Iterator[list]:
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"""Get the watcher instances from the yaml
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watchers file
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Yields:
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Iterator[list]: watchers list
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"""
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dir = "/".join(sys.path[0].split("/")[:-2])
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watchers = yaml.load(open(os.path.join(dir, "watchers.yaml"), "r"), Loader=yaml.SafeLoader)
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for watcher in watchers["watchers"]:
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yield watcher
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def get_instances(self) -> Iterator[list]:
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"""Get the watcher instances from the yaml
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watchers file
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Yields:
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Iterator[list]: watchers list
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"""
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for id, watcher in enumerate(self.get_watchers()):
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watcher["id"] = id
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watcher["status"] = self.get_watcher_status(watcher["url"])
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yield watcher
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def get_watcher_status(self, url):
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"""Get the status of a watcher by controling
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its HTTP status code.
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Args:
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url (string): The watcher URL
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Returns:
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bool: True if OK.
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"""
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res = requests.get(url, verify=False)
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if res.status_code == 200:
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return True
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