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Heartbeat update

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Heartbeat is now working between two devices (maybe even more, not tested yet). Crappy ID handeling is little bit fixed.
Mistake in line 57 fixed (> changed to <)
Cleared testing id table.
This commit is contained in:
Untriex Programming 2021-03-08 21:06:35 +01:00
parent a4d947e082
commit d5fcd70dcf
2 changed files with 46 additions and 16 deletions
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56
main.py
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@ -1,6 +1,10 @@
from fastapi import FastAPI, Request from fastapi import FastAPI, Request
from pydantic import BaseModel from pydantic import BaseModel
import engine import engine
import requests
import time
import json
import threading
app = FastAPI() app = FastAPI()
@ -12,22 +16,28 @@ sensors = {
} }
log = engine.Log(print_m=True, debug=True) log = engine.Log(print_m=True, debug=True)
location = "izba" time_to_heartbeat = 60 #Seconds
ID = 55 location = "2"
IP = "192.168.1.25" ID = 2
IP = "192.168.1.99"
filesystem = { filesystem = {
"otvaracie_hod": ["t", {"pon": "10-25"}, {"uto": "10-25"}], "otvaracie_hod": ["t", {"pon": "10-25"}, {"uto": "10-25"}],
"prehliadka": ["pdf", "/files/prehliadka.pdf"], "prehliadka": ["pdf", "/files/prehliadka.pdf"],
"fotky_hrad": ["png_z", ["/files/hrad1.png", "/files/hrad2.png"]] "fotky_hrad": ["png_z", ["/files/hrad1.png", "/files/hrad2.png"]]
} }
heartbeat_table = { heartbeat_table = {
"ID": [1, 2, 3, 4, 5, 6, 7], "ID": [1],
"IP": ["192.168.1.11", "192.168.1.12", "192.168.1.13", "192.168.1.14", "192.168.1.16", "192.168.1.17"], "IP": ["192.168.1.231"],
"location": ["1", "2", "3", "4", "5", "6", "hrad"], "location": ["1"],
"file_system": ["x", "x", "x", "x", "x", "x", "x"], "file_system": ["x"],
"last_heartbeat": [15, 15, 15, 15, 15, 15, 15] "last_heartbeat": [7]
} }
heartbeat_table["ID"].append(ID)
heartbeat_table["IP"].append(IP)
heartbeat_table["location"].append(location)
heartbeat_table["file_system"].append(filesystem)
heartbeat_table["last_heartbeat"].append(time_to_heartbeat)
# Todo better "host" ID handeling
class Server_table(BaseModel): class Server_table(BaseModel):
ID: list ID: list
@ -44,10 +54,15 @@ def heartbeat(s_table: Server_table, request: Request):
try: try:
for position, server_id in enumerate(s_table.ID): for position, server_id in enumerate(s_table.ID):
if server_id in heartbeat_table["ID"]: if server_id in heartbeat_table["ID"]:
if heartbeat_table["last_heartbeat"][heartbeat_table["ID"].index(server_id)] > \ if heartbeat_table["last_heartbeat"][heartbeat_table["ID"].index(server_id)] < \
s_table.last_heartbeat[position]: s_table.last_heartbeat[position]:
heartbeat_table["last_heartbeat"][heartbeat_table["ID"].index(server_id)] = s_table.last_heartbeat[ heartbeat_table["last_heartbeat"][heartbeat_table["ID"].index(server_id)] = s_table.last_heartbeat[
position] position]
log.debug(f"updated {server_id}`s heartbeat to {s_table.last_heartbeat[position]}")
#Todo update filesystem too. Now updating only last heartbeat
elif server_id == ID:
log.debug(f"Updated my heartbeat from {s_table.last_heartbeat[position]} to {time_to_heartbeat}")
heartbeat_table["last_heartbeat"][heartbeat_table["ID"].index(ID)] = time_to_heartbeat
else: else:
heartbeat_table["ID"].append(s_table.ID[position]) heartbeat_table["ID"].append(s_table.ID[position])
heartbeat_table["IP"].append(s_table.IP[position]) heartbeat_table["IP"].append(s_table.IP[position])
@ -69,10 +84,25 @@ def get_sensors(request: Request):
@app.get("/files/{file}") @app.get("/files/{file}")
def get_file(file: str): def get_file(file: str):
pass pass
#Todo Get files function for client (phone/ther rpi)
def send_heartbeat(server_table, ID, files_table): def send_heartbeat(ip):
pass log.message(f"requesting heartbeat from {ip}")
cache_request = requests.post(f"http://{ip}:8000/heartbeat", data=json.dumps(heartbeat_table))
log.debug(json.dumps(cache_request.json(), indent=4))
def mainloop():
while True: while True:
for server in heartbeat_table["IP"]: for device_number, device_ID in enumerate(heartbeat_table["ID"]):
if device_ID != ID:
if heartbeat_table["last_heartbeat"][device_number] < 0:
send_heartbeat(heartbeat_table["IP"][device_number])
heartbeat_table["last_heartbeat"][device_number] = time_to_heartbeat + 5
print(f"""{device_ID} : time to heartbeat : {heartbeat_table["last_heartbeat"][device_number]}""")
heartbeat_table["last_heartbeat"][device_number] -= 1
time.sleep(1)
thread_1 = threading.Thread(target=mainloop, daemon=True)
thread_1.start()