Refactor bot_utils out of health-checker

This commit is contained in:
Marcin Jachymiak 2020-03-09 11:38:23 -04:00
parent 2c64e7d0d1
commit 4b1ac49ef1
2 changed files with 147 additions and 123 deletions

127
setup-scripts/bot_utils.py Normal file
View File

@ -0,0 +1,127 @@
#!/usr/bin/env python3
from urllib.request import urlopen, Request
from dotenv import load_dotenv
from pathlib import Path
import urllib, json, os, traceback, discord, sys
# sc_precision is the number of hastings per siacoin
sc_precision = 10 ** 24
channel_name = "skynet-portal-health-check"
# Environment variable globals
api_endpoint, port, portal_name, bot_token, password = None, None, None, None, None
discord_client = None
setup_done = False
def setup():
# Load dotenv file if possible.
if len(sys.argv) > 1:
env_path = Path(sys.argv[1])
load_dotenv(dotenv_path=env_path, override=True)
global bot_token
bot_token = os.environ["DISCORD_BOT_TOKEN"]
global portal_name
portal_name = os.getenv("PORTAL_NAME")
# Get a port or use default
global port
port = os.getenv("API_PORT")
if not port:
port = "9980"
global api_endpoint
api_endpoint = "http://localhost:{}".format(port)
siad.initialize()
global setup_done
setup_done = True
return bot_token
# send_msg sends the msg to the specified discord channel. If force_notify is set to true it adds "@here".
async def send_msg(client, msg, force_notify=False):
await client.wait_until_ready()
guild = client.guilds[0]
channels = guild.channels
chan = None
for c in channels:
if c.name == channel_name:
chan = c
if chan is None:
print("Can't find channel {}".format(channel_name))
# Add the portal name.
msg = "`{}`: {}".format(portal_name, msg)
if force_notify:
msg = "@here: \n{}".format(msg)
await chan.send(msg)
#siad class provides wrappers for the necessary siad commands.
class siad:
# initializes values for using the API (password and
# user-agent) so that all calls to urllib.request.urlopen have these set.
@staticmethod
def initialize():
# Setup a handler with the API password
username = ""
password_mgr = urllib.request.HTTPPasswordMgrWithDefaultRealm()
password_mgr.add_password(None, api_endpoint, username, siad.get_password())
handler = urllib.request.HTTPBasicAuthHandler(password_mgr)
# Setup an opener with the correct user agent
opener = urllib.request.build_opener(handler)
opener.addheaders = [('User-agent', 'Sia-Agent')]
# Install the opener.
# Now all calls to urllib.request.urlopen use our opener.
urllib.request.install_opener(opener)
@staticmethod
def get_password():
# Get a port or use default
password = os.getenv("SIA_API_PASSWORD")
if not password:
home = os.getenv("HOME")
password_file = open(home+"/.sia/apipassword")
password = password_file.readlines()[0].strip()
return password
# load_json reads the http response and decodes the JSON value
@staticmethod
def load_json(resp):
return json.loads(resp.decode("utf-8"))
@staticmethod
def get_wallet():
if not setup_done: setup()
resp = urllib.request.urlopen(api_endpoint + "/wallet").read()
return siad.load_json(resp)
@staticmethod
def get_renter():
if not setup_done: setup()
resp = urllib.request.urlopen(api_endpoint + "/renter").read()
return siad.load_json(resp)
@staticmethod
def get_renter_contracts():
if not setup_done: setup()
resp = urllib.request.urlopen(api_endpoint + "/renter/contracts").read()
return siad.load_json(resp)

View File

@ -1,118 +1,25 @@
#!/usr/bin/env python3
from urllib.request import urlopen, Request
from dotenv import load_dotenv
from pathlib import Path
import discord
from bot_utils import setup, send_msg, siad, sc_precision
import urllib, json, os, traceback, discord, sys
# sc_precision is the number of hastings per siacoin
sc_precision = 10 ** 24
# Environment variable globals
api_endpoint, port, portal_name, bot_token, password = None, None, None, None, None
# Load dotenv file if possible.
if len(sys.argv) > 1:
env_path = Path(sys.argv[1])
load_dotenv(dotenv_path=env_path, override=True)
bot_token = os.environ["DISCORD_BOT_TOKEN"]
portal_name = os.getenv("PORTAL_NAME")
# Get a port or use default
port = os.getenv("API_PORT")
if not port:
port = "9980"
api_endpoint = "http://localhost:{}".format(port)
# Discord bot initialization
bot_token = setup()
client = discord.Client()
channel_name = "skynet-portal-health-check"
@client.event
async def on_ready():
await run_checks()
await client.close()
# send_msg sends the msg to the specified discord channel. If force_notify is set to true it adds "@here".
async def send_msg(msg, force_notify=False):
await client.wait_until_ready()
guild = client.guilds[0]
channels = guild.channels
async def run_checks():
print("Running Skynet portal health checks")
try:
await check_health()
chan = None
for c in channels:
if c.name == channel_name:
chan = c
if chan is None:
print("Can't find channel {}".format(channel_name))
# Add the portal name.
msg = "`{}`: {}".format(portal_name, msg)
if force_notify:
msg = "@here: \n{}".format(msg)
await chan.send(msg)
#siac class provides wrappers for the necessary siac commands.
class siac:
# initializes values for using the API (password and
# user-agent) so that all calls to urllib.request.urlopen have these set.
@staticmethod
def initialize():
# Setup a handler with the API password
username = ""
password_mgr = urllib.request.HTTPPasswordMgrWithDefaultRealm()
password_mgr.add_password(None, api_endpoint, username, siac.get_password())
handler = urllib.request.HTTPBasicAuthHandler(password_mgr)
# Setup an opener with the correct user agent
opener = urllib.request.build_opener(handler)
opener.addheaders = [('User-agent', 'Sia-Agent')]
# Install the opener.
# Now all calls to urllib.request.urlopen use our opener.
urllib.request.install_opener(opener)
@staticmethod
def get_password():
# Get a port or use default
password = os.getenv("SIA_API_PASSWORD")
if not password:
home = os.getenv("HOME")
password_file = open(home+"/.sia/apipassword")
password = password_file.readlines()[0].strip()
return password
# load_json reads the http response and decodes the JSON value
@staticmethod
def load_json(resp):
return json.loads(resp.decode("utf-8"))
@staticmethod
def get_wallet():
resp = urllib.request.urlopen(api_endpoint + "/wallet").read()
return siac.load_json(resp)
@staticmethod
def get_renter():
resp = urllib.request.urlopen(api_endpoint + "/renter").read()
return siac.load_json(resp)
@staticmethod
def get_renter_contracts():
resp = urllib.request.urlopen(api_endpoint + "/renter/contracts").read()
return siac.load_json(resp)
except: # catch all exceptions
trace = traceback.format_exc()
await send_msg(client, "```\n{}\n```".format(trace), force_notify=True)
# check_health checks that the wallet is unlocked, that it has at least 1
@ -120,11 +27,11 @@ class siac:
# all checks pass it sends a informational message.
async def check_health():
print("\nChecking health...")
wallet_get = siac.get_wallet()
renter_get = siac.get_renter()
wallet_get = siad.get_wallet()
renter_get = siad.get_renter()
if not wallet_get['unlocked']:
await send_msg("Wallet locked", force_notify=True)
await send_msg(client, "Wallet locked", force_notify=True)
return
confirmed_coins = int(wallet_get['confirmedsiacoinbalance'])
@ -138,31 +45,21 @@ async def check_health():
allocated_funds = int(renter_get['financialmetrics']['totalallocated'])
unallocated_funds = allowance_funds - allocated_funds
balance_msg = "Balance: `{} SC` Allowance Funds: `{} SC`".format(round(balance/sc_precision), round(allowance_funds/sc_precision))
alloc_msg = "Unallocated: `{} SC`\nAllocated: `{} SC`".format(round(unallocated_funds/sc_precision), round(allocated_funds/sc_precision))
# Send an alert if there is less than 1 allowance worth of money left.
if balance < allowance_funds:
await send_msg("Wallet balance running low. Balance: `{} SC` Allowance Funds: `{} SC`".format(round(balance/sc_precision), round(allowance_funds/sc_precision)), force_notify=True)
await send_msg(client, "Wallet balance running low. \n{}`".format(balance_msg), force_notify=True)
return
# Alert devs when 1/2 the allowance is gone
if allocated_funds >= unallocated_funds:
await send_msg("Allowance half spent: \nUnallocated: `{} SC`\nAllocated: `{} SC`".format(round(unallocated_funds/sc_precision), round(allocated_funds/sc_precision)), force_notify=True)
await send_msg(client, "Allowance half spent: \n{}".format(alloc_msg), force_notify=True)
return
# Send an informational heartbeat if all checks passed.
pretty_renter_get = json.dumps(siac.get_renter(), indent=4)
await send_msg("Health checks passed:\n\nWallet Balance: `{} SC`\n\n Renter Info:\n```\n{}\n```".format(round(balance/sc_precision), pretty_renter_get))
async def run_checks():
# Initialize the siac API helper.
siac.initialize()
print("Running Skynet portal health checks")
try:
await check_health()
except: # catch all exceptions
trace = traceback.format_exc()
await send_msg("```\n{}\n```".format(trace), force_notify=True)
await send_msg(client, "Health checks passed:\n{} \n{}".format(balance_msg, alloc_msg))
client.run(bot_token)