266 lines
8.6 KiB
Python

import time, os, influxdb_client, serial, threading
from influxdb_client import InfluxDBClient, Point, WritePrecision
from influxdb_client.client.write_api import SYNCHRONOUS, ASYNCHRONOUS, WriteOptions
from concurrent.futures import ThreadPoolExecutor
# setting consts that can be customized
# baud rate. Prob not needed as 38400 is standard
MD1200BAUD = int(os.getenv("MD1200BAUD", 38400))
# used if you want to run it on multiple JBODs
SERIALADAPTER = os.getenv("SERIALADAPTER", "/dev/ttyUSB0")
# Factor that defines how aggressive the temperature curve is
TEMP_FACTOR = int(os.getenv("TEMP_FACTOR", 19))
# time between sending command to get temp and storing it. It's there to allow JBOD to answer
EPPYSLEEPY = float(os.getenv("EPPYSLEEPY", 1))
LOW_FAN_TRSHD = int(os.getenv("LOW_FAN_TRSHD", 21))
HIGH_FAN_TRSHD = int(os.getenv("HIGH_FAN_TRSHD", 40))
GETTMPCMND = os.getenv("GETTMPCMND", "_temp_rd")
SETFANCMND = os.getenv("SETFANCMND", "set_speed")
DEFOUTPRCNTG = int(os.getenv("DEFOUTPRCNTG", 24))
MDSERIALTIMEOUT = float(os.getenv("MDSERIALTIMEOUT", 1))
TEMPREADINTERVAL = float(os.getenv("TEMPREADINTERVAL", 15))
# INFLUXDB config
# token = "apg1gysUeCcxdcRTMmosJTenbEppmUNi9rXlANDB2oNadBdWAu2GVTDc_q_dyo0iyYsckKaOvPRm6ba2NK0y_A=="
token = os.getenv("INFLUX_TOKEN")
# bucket = "JBOD"
bucket = os.getenv("INFLUX_BUCKET")
# org = "staging"
org = os.getenv("INFLUX_ORG")
# url = "http://localhost:8086"
url = os.getenv("INFLUX_URL")
# measurement = "MD1200"
measurement = os.getenv("INFLUX_MEASUREMENT")
# MACHINE_TAG = "CHONGUS1200"
MACHINE_TAG = os.getenv("INFLUX_MACHINE_TAG")
# LOCATION = "HQ"
LOCATION = os.getenv("INFLUX_LOCATION")
# INFLX_SEPARATE_POINTS = 0.1
# INFLUX_SEPARATE_POINTS = float(os.getenv("INFLUX_SEPARATE_POINTS"), 0.1)
# init
MDserial = serial.Serial(
port=SERIALADAPTER,\
baudrate=MD1200BAUD,\
parity=serial.PARITY_NONE,\
stopbits=serial.STOPBITS_ONE,\
bytesize=serial.EIGHTBITS,\
timeout=MDSERIALTIMEOUT)
lastTempReading = time.time()
MDtempDict = {}
MDict = {}
fluxSending = False
currentTime = 0
lastTempReading = 0
inflxdb_LeData = []
# Initialize InfluxDB client and influxdb API
# ---------------------UNCOMMENT-----------------------
inflxdb_client = influxdb_client.InfluxDBClient(url=url, token=token, org=org)
write_api = inflxdb_client.write_api(write_options=SYNCHRONOUS)
# ---------------------UNCOMMENT-----------------------
def getTemp():
global MDict, fluxSending
MDserial.write(f"{GETTMPCMND}\n\r".encode())
time.sleep(1)
MDreturning = MDserial.read_until(" >").decode()
# MDict = {}
# Sanitise output
MDsanit = MDreturning.splitlines()
#if there is smth do smth
if MDreturning:
for line in MDsanit:
if ">" in line or "b'" in line:
continue
matchstm = line[2:6]
match matchstm:
case "BP_1":
MDict["bp1"] = int(line[12:14])
case "BP_2":
MDict["bp2"] = int(line[12:14])
case "SIM0":
MDict["sim0"] = int(line[12:14])
case "SIM1":
MDict["sim1"] = int(line[12:14])
case "EXP0":
MDict["exp0"] = int(line[12:14])
case "EXP1":
MDict["exp1"] = int(line[12:14])
# case "AVG":
# MDict["avg"] = int(line[12:14])
# MDict["avg"] = int(line.strip().split("=")[1].strip().replace("c", ""))
# try:
# # Extract number from e.g. ' AVG = 40c'
# temp = int(line.strip().split("=")[1].strip().replace("c", ""))
# MDict["avg"] = temp
# except Exception as e:
# # print(f"[WARN] Failed to parse AVG line: {line} ({e})", flush=True)
# pass
case _:
# try to catch the AVG line like: " AVG = 40c"
stripped = line.strip()
if stripped.startswith("AVG"):
try:
temp = int(stripped.split("=")[1].strip().replace("c", ""))
MDict["avg"] = temp
except Exception as e:
print(f"[WARN] Could not parse AVG line: {line} ({e})", flush=True)
continue
# continue
# {'bp1': 35, 'bp2': 29, 'sim0': 35, 'sim1': 33, 'exp0': 56, 'exp1': 54, 'avg': 40}
# process_temps(MDict)
fluxSending = True
return MDict
def setSpeed(inSpeeDict: dict):
bpavrg = 0
# default
outfanprcntg = 0
# get backplanbe average
if "bp1" in inSpeeDict and "bp2" in inSpeeDict:
bpavrg = (inSpeeDict["bp1"] + inSpeeDict["bp2"]) /2
outfanprcntg = int((bpavrg / (HIGH_FAN_TRSHD - LOW_FAN_TRSHD)) * TEMP_FACTOR)
# os.system(f"echo setting {outfanprcntg}%")
# Set fan speed
if outfanprcntg >= 20:
MDserial.write((f"{SETFANCMND} {str(outfanprcntg)} \n\r").encode())
print(f"setting {outfanprcntg}%", flush=True)
return 0
else:
# Set default value
MDserial.write((f"{SETFANCMND} {str(DEFOUTPRCNTG)} \n\r").encode())
return 1
# If something goes super wrong
return -1
# Check if UART is used
# Not neede because when defining MDserial it gets automatically opened
# Will leave it here anyway
# try:
# MDserial.open()
# except serial.serialutil.SerialException:
# # MDserial.close()
# # MDserial.open()
# print("Port allready opened.\nTry closing it first")
# Threaded flow processor
def process_temps():
global MDict, fluxSending
while True:
# ---LeData---
# {'bp1': 35, 'bp2': 29, 'sim0': 35, 'sim1': 34, 'exp0': 56, 'exp1': 54}
# ---LeData---
if fluxSending:
# Prep InfluxDB data
inflxdb_Data_To_Send = (
influxdb_client.Point(f"{measurement}-script")
.tag("MACHINE", MACHINE_TAG)
.tag("LOCATION", LOCATION)
.field("Backplane1", MDict["bp1"])
.field("Backplane2", MDict["bp2"])
.field("SASIntModule0", MDict["sim0"])
.field("SASIntModule1", MDict["sim1"])
.field("Expander0", MDict["exp0"])
.field("Expander1", MDict["exp1"])
.field("Average", MDict["avg"])
)
# Prep/append data
inflxdb_LeData.append(inflxdb_Data_To_Send)
# Send data to InfluxDB
write_api.write(bucket=bucket, org=org, record=inflxdb_Data_To_Send)
# Clean up before another loop
inflxdb_LeData.clear()
print("Sending data to InfluxDB", flush=True)
fluxSending = False
else:
time.sleep(0.25)
# Init
MDict = getTemp()
lastTempReading = time.time()
def mainCodeHere():
while True:
global MDict, fluxSending, currentTime, lastTempReading
# https://stackoverflow.com/questions/52578122/not-able-to-send-the-enter-command-on-pyserial
# get temperature data, wait for MD1200 to answer and store
currentTime = time.time()
if currentTime - lastTempReading >= TEMPREADINTERVAL:
getTemp()
lastTempReading = currentTime
if MDict:
setSpeedrcode = setSpeed(MDict)
# good
if setSpeedrcode == 0:
pass
# print("Were mint", flush=True)
# time.sleep(EPPYSLEEPY)
# not good
elif setSpeedrcode == 1:
print("Ambigous temperature readings.\nFalling back to safe values.", flush=True)
# time.sleep(EPPYSLEEPY)
# very not good
elif setSpeedrcode == -1:
print("o nyo", flush=True)
exit()
# very very very not good
else:
print("idk", flush=True)
exit()
else:
print(f"temperature not yet pulled.\nFalling back do default fan speed", flush=True)
# os.system(f"echo temperature not yet pulled.\nFalling back do default fan speed")
MDserial.write((f"{SETFANCMND} {str(DEFOUTPRCNTG)} \n\r").encode())
time.sleep(EPPYSLEEPY)
# Prepare threads and launch them
thread_main = threading.Thread(target=mainCodeHere)
thread_flux = threading.Thread(target=process_temps)
thread_main.start()
thread_flux.start()
thread_main.join()
thread_flux.join()