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Initial commit

master
Sergey Morozov 4 years ago
commit
32414d972a
3 changed files with 106 additions and 0 deletions
  1. +31
    -0
      bulkaction.py
  2. +28
    -0
      config.py
  3. +47
    -0
      include/control.py

+ 31
- 0
bulkaction.py View File

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#!/usr/bin/env python
import sys, os
mydir = os.path.dirname(__file__)
sys.path.append(mydir)
sys.path.append(mydir + os.sep + 'include')
import config
from control import nec_control
action = sys.argv[1]
if not (action == "powerOn" or action == "powerOff"):
print("Syntax error")
print("Usage:")
print(" " + sys.argv[0] + " [ powerOn | powerOff ]")
sys.exit()
for i in config.displays:
try:
display = nec_control(i['address'], i['id'])
if action == "powerOn":
display.powerOn()
elif action == "powerOff":
display.powerOff()
del(display)
except:
print(i['address'] + ': Connection error')
else:
print(i['address'] + ': Success')

+ 28
- 0
config.py View File

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# Example:
# displays = [
# {
# 'address': '192.168.0.1',
# 'id': 1
# },
# {
# 'address': '192.168.0.2',
# 'id': 2
# },
# {
# 'address': '192.168.0.3',
# 'id': 3
# }
# ]
displays = [
{
'address': '10.106.102.116',
'id': 1
},
{
'address': '192.168.12.34',
'id': 3
}
]

+ 47
- 0
include/control.py View File

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#!/usr/bin/env python
import socket
class nec_control:
def __init__(self, address, id, port=7142):
self.__id = (id + int("40", 16)).to_bytes(1, "big")
self.__socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.__socket.connect((address, port))
def __genmsg(self, msgbody, msglength):
# Header
message = b""
message += b"\x01\x30" # SOH (Start Of Header)
message += self.__id # Destination (Monitor ID)
message += b"\x30" # Source (for controller - always 0x30h (ASCII '0'))
message += b"\x41" # Message type
message += msglength # Message length in hex (example: 0x3Ah must be encoded as ASCII characters '3' and 'A')
# Message
message += b"\x02" # STX (Start of Message)
message += msgbody
message += b"\x03" # ETX (End of message)
# Check code
xor = message[1]
for i in range (2, len(message)):
xor = xor ^ message[i]
message += bytes([xor])
# Delimiter
message += b"\x0d" # CR (carriage return)
return(message)
def powerOn(self):
msgbody = b"\x43\x32\x30\x33\x44\x36\x30\x30\x30\x31"
msglength = b"0C"
message = self.__genmsg(msgbody, msglength)
self.__socket.send(message)
def powerOff(self):
msgbody = b"\x43\x32\x30\x33\x44\x36\x30\x30\x30\x34"
msglength = b"0C"
message = self.__genmsg(msgbody, msglength)
self.__socket.send(message)

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