208 lines
7.4 KiB
Python
208 lines
7.4 KiB
Python
import asyncio
|
|
import json
|
|
import ipaddress
|
|
import warnings
|
|
import logging
|
|
|
|
|
|
class APIError(Exception):
|
|
def __init__(self, *args):
|
|
if args:
|
|
self.message = args[0]
|
|
else:
|
|
self.message = None
|
|
|
|
def __str__(self):
|
|
if self.message:
|
|
return f"{self.message}"
|
|
else:
|
|
return "Incorrect API parameters."
|
|
|
|
|
|
class APIWarning(Warning):
|
|
def __init__(self, *args):
|
|
if args:
|
|
self.message = args[0]
|
|
else:
|
|
self.message = None
|
|
|
|
def __str__(self):
|
|
if self.message:
|
|
return f"{self.message}"
|
|
else:
|
|
return "Incorrect API parameters."
|
|
|
|
|
|
class BaseMinerAPI:
|
|
def __init__(self, ip: str, port: int = 4028) -> None:
|
|
# api port, should be 4028
|
|
self.port = port
|
|
# ip address of the miner
|
|
self.ip = ipaddress.ip_address(ip)
|
|
|
|
def get_commands(self) -> list:
|
|
"""Get a list of command accessible to a specific type of API on the miner."""
|
|
return [
|
|
func
|
|
for func in
|
|
# each function in self
|
|
dir(self)
|
|
if callable(getattr(self, func)) and
|
|
# no __ methods
|
|
not func.startswith("__") and
|
|
# remove all functions that are in this base class
|
|
func
|
|
not in [
|
|
func
|
|
for func in dir(BaseMinerAPI)
|
|
if callable(getattr(BaseMinerAPI, func))
|
|
]
|
|
]
|
|
|
|
async def multicommand(
|
|
self, *commands: str, ignore_x19_error: bool = False
|
|
) -> dict:
|
|
"""Creates and sends multiple commands as one command to the miner."""
|
|
logging.debug(f"{self.ip}: Sending multicommand: {[*commands]}")
|
|
# split the commands into a proper list
|
|
user_commands = [*commands]
|
|
allowed_commands = self.get_commands()
|
|
# make sure we can actually run the command, otherwise it will fail
|
|
commands = [command for command in user_commands if command in allowed_commands]
|
|
for item in list(set(user_commands) - set(commands)):
|
|
warnings.warn(
|
|
f"""Removing incorrect command: {item}
|
|
If you are sure you want to use this command please use API.send_command("{item}", ignore_errors=True) instead.""",
|
|
APIWarning,
|
|
)
|
|
# standard multicommand format is "command1+command2"
|
|
# doesnt work for S19 which is dealt with in the send command function
|
|
command = "+".join(commands)
|
|
data = None
|
|
try:
|
|
data = await self.send_command(command, x19_command=ignore_x19_error)
|
|
except APIError:
|
|
try:
|
|
data = {}
|
|
# S19 handler, try again
|
|
for cmd in command.split("+"):
|
|
data[cmd] = []
|
|
data[cmd].append(await self.send_command(cmd))
|
|
except APIError as e:
|
|
raise APIError(e)
|
|
except Exception as e:
|
|
logging.warning(f"{self.ip}: API Multicommand Error: {e}")
|
|
if data:
|
|
logging.debug(f"{self.ip}: Received multicommand data.")
|
|
return data
|
|
|
|
async def send_command(
|
|
self,
|
|
command: str or bytes,
|
|
parameters: str or int or bool = None,
|
|
ignore_errors: bool = False,
|
|
x19_command: bool = False,
|
|
) -> dict:
|
|
"""Send an API command to the miner and return the result."""
|
|
try:
|
|
# get reader and writer streams
|
|
reader, writer = await asyncio.open_connection(str(self.ip), self.port)
|
|
# handle OSError 121
|
|
except OSError as e:
|
|
if e.winerror == "121":
|
|
logging.warning("Semaphore Timeout has Expired.")
|
|
return {}
|
|
|
|
# create the command
|
|
cmd = {"command": command}
|
|
if parameters is not None:
|
|
cmd["parameter"] = parameters
|
|
|
|
# send the command
|
|
writer.write(json.dumps(cmd).encode("utf-8"))
|
|
await writer.drain()
|
|
|
|
# instantiate data
|
|
data = b""
|
|
|
|
# loop to receive all the data
|
|
try:
|
|
while True:
|
|
d = await reader.read(4096)
|
|
if not d:
|
|
break
|
|
data += d
|
|
except Exception as e:
|
|
logging.warning(f"{self.ip}: API Command Error: {e}")
|
|
|
|
data = self.load_api_data(data)
|
|
|
|
# close the connection
|
|
writer.close()
|
|
await writer.wait_closed()
|
|
|
|
# check for if the user wants to allow errors to return
|
|
if not ignore_errors:
|
|
# validate the command succeeded
|
|
validation = self.validate_command_output(data)
|
|
if not validation[0]:
|
|
if not x19_command:
|
|
logging.warning(f"{self.ip}: API Command Error: {validation[1]}")
|
|
raise APIError(validation[1])
|
|
|
|
return data
|
|
|
|
@staticmethod
|
|
def validate_command_output(data: dict) -> tuple:
|
|
"""Check if the returned command output is correctly formatted."""
|
|
# check if the data returned is correct or an error
|
|
# if status isn't a key, it is a multicommand
|
|
if "STATUS" not in data.keys():
|
|
for key in data.keys():
|
|
# make sure not to try to turn id into a dict
|
|
if not key == "id":
|
|
# make sure they succeeded
|
|
if "STATUS" in data[key][0].keys():
|
|
if data[key][0]["STATUS"][0]["STATUS"] not in ["S", "I"]:
|
|
# this is an error
|
|
return False, f"{key}: " + data[key][0]["STATUS"][0]["Msg"]
|
|
elif "id" not in data.keys():
|
|
if data["STATUS"] not in ["S", "I"]:
|
|
return False, data["Msg"]
|
|
else:
|
|
# make sure the command succeeded
|
|
if data["STATUS"][0]["STATUS"] not in ("S", "I"):
|
|
# this is an error
|
|
if data["STATUS"][0]["STATUS"] not in ("S", "I"):
|
|
return False, data["STATUS"][0]["Msg"]
|
|
return True, None
|
|
|
|
@staticmethod
|
|
def load_api_data(data: bytes) -> dict:
|
|
"""Convert API data from JSON to dict"""
|
|
str_data = None
|
|
try:
|
|
# some json from the API returns with a null byte (\x00) on the end
|
|
if data.endswith(b"\x00"):
|
|
# handle the null byte
|
|
str_data = data.decode("utf-8")[:-1]
|
|
else:
|
|
# no null byte
|
|
str_data = data.decode("utf-8")
|
|
# fix an error with a btminer return having an extra comma that breaks json.loads()
|
|
str_data = str_data.replace(",}", "}")
|
|
# fix an error with a btminer return having a newline that breaks json.loads()
|
|
str_data = str_data.replace("\n", "")
|
|
# fix an error with a bmminer return not having a specific comma that breaks json.loads()
|
|
str_data = str_data.replace("}{", "},{")
|
|
# fix an error with a bmminer return having a specific comma that breaks json.loads()
|
|
str_data = str_data.replace("[,{", "[{")
|
|
# fix an error with a btminer return having a specific comma that breaks json.loads()
|
|
str_data = str_data.replace("inf", "0")
|
|
# parse the json
|
|
parsed_data = json.loads(str_data)
|
|
# handle bad json
|
|
except json.decoder.JSONDecodeError as e:
|
|
raise APIError(f"Decode Error {e}: {str_data}")
|
|
return parsed_data
|