155 lines
5.1 KiB
Python
Executable File
155 lines
5.1 KiB
Python
Executable File
#!/usr/bin/env python3
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from urllib.request import urlopen, Request
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import urllib, json, os, traceback, discord
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# Get a port or use default
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port = os.getenv("API_PORT")
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if not port:
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port = "9980"
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api_endpoint = "http://localhost:{}".format(port)
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portal_name = os.getenv("PORTAL_NAME")
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# sc_precision is the number of hastings per siacoin
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sc_precision = 10 ** 24
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# Discord bot initialization
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bot_token = os.environ["DISCORD_BOT_TOKEN"]
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client = discord.Client()
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channel_name = "skynet-portal-health-check"
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@client.event
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async def on_ready():
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await run_checks()
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await client.close()
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# send_msg sends the msg to the specified discord channel. If force_notify is set to true it adds "@here".
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async def send_msg(msg, force_notify=False):
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await client.wait_until_ready()
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guild = client.guilds[0]
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channels = guild.channels
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chan = None
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for c in channels:
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if c.name == channel_name:
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chan = c
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if chan is None:
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print("Can't find channel {}".format(channel_name))
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# Add the portal name.
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msg = "`{}`: {}".format(portal_name, msg)
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if force_notify:
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msg = "@here: \n{}".format(msg)
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await chan.send(msg)
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#siac class provides wrappers for the necessary siac commands.
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class siac:
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# initializes values for using the API (password and
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# user-agent) so that all calls to urllib.request.urlopen have these set.
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@staticmethod
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def initialize():
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# Setup a handler with the API password
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username = ""
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password_mgr = urllib.request.HTTPPasswordMgrWithDefaultRealm()
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password_mgr.add_password(None, api_endpoint, username, siac.get_password())
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handler = urllib.request.HTTPBasicAuthHandler(password_mgr)
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# Setup an opener with the correct user agent
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opener = urllib.request.build_opener(handler)
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opener.addheaders = [('User-agent', 'Sia-Agent')]
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# Install the opener.
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# Now all calls to urllib.request.urlopen use our opener.
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urllib.request.install_opener(opener)
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@staticmethod
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def get_password():
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# Get a port or use default
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password = os.getenv("SIA_API_PASSWORD")
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if not password:
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home = os.getenv("HOME")
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password_file = open(home+"/.sia/apipassword")
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password = password_file.readlines()[0].strip()
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return password
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# load_json reads the http response and decodes the JSON value
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@staticmethod
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def load_json(resp):
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return json.loads(resp.decode("utf-8"))
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@staticmethod
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def get_wallet():
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resp = urllib.request.urlopen(api_endpoint + "/wallet").read()
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return siac.load_json(resp)
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@staticmethod
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def get_renter():
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resp = urllib.request.urlopen(api_endpoint + "/renter").read()
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return siac.load_json(resp)
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@staticmethod
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def get_renter_contracts():
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resp = urllib.request.urlopen(api_endpoint + "/renter/contracts").read()
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return siac.load_json(resp)
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# check_health checks that the wallet is unlocked, that it has at least 1
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# allowance worth of money left, and if more than hald the allowance is spent. If
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# all checks pass it sends a informational message.
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async def check_health():
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print("\nChecking health...")
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wallet_get = siac.get_wallet()
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renter_get = siac.get_renter()
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if not wallet_get['unlocked']:
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await send_msg("Wallet locked", force_notify=True)
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return
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confirmed_coins = int(wallet_get['confirmedsiacoinbalance'])
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unconfirmed_coins = int(wallet_get['unconfirmedincomingsiacoins'])
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unconfirmed_outgoing_coins = int(wallet_get['unconfirmedoutgoingsiacoins'])
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balance = confirmed_coins + unconfirmed_coins - unconfirmed_outgoing_coins
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print("Balance: ", balance / sc_precision)
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allowance = renter_get['settings']['allowance']
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allowance_funds = int(allowance['funds'])
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unspent_funds = int(renter_get['financialmetrics']['unspent'])
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spent_funds = allowance_funds - unspent_funds
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# Send an alert if there is less than 1 allowance worth of money left.
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if balance < allowance_funds:
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await send_msg("Wallet balance running low. Balance: `{}SC` Allowance Funds: `{}SC`".format(balance/sc_precision, allowance_funds/sc_precision), force_notify=True)
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return
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# Alert devs when 1/2 the allowance is gone
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if spent_funds >= unspent_funds:
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await send_msg("Allowance half spent: \nUnspent: {}\nSpent: {}".format(unspent_funds/sc_precision, spent_funds/sc_precision), force_notify=True)
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return
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# Send an informational heartbeat if all checks passed.
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pretty_renter_get = json.dumps(siac.get_renter(), indent=4)
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await send_msg("Health checks passed:\n\nWallet Balance: `{}SC`\n\n Renter Info:\n```\n{}\n```".format(balance/sc_precision, pretty_renter_get))
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async def run_checks():
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# Initialize the siac API helper.
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siac.initialize()
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print("Running Skynet portal health checks")
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try:
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await check_health()
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except: # catch all exceptions
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trace = traceback.format_exc()
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await send_msg("```\n{}\n```".format(trace), force_notify=True)
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client.run(bot_token)
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