read_dmesg.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import os
import sys
import platform

import xmir_base
import gateway
from gateway import die


gw = gateway.Gateway()

fn_old    = 'outdir/dmesg_old.txt'
fn_local  = 'outdir/dmesg.txt'
fn_remote = '/tmp/dmesg.txt'

if os.path.exists(fn_local): 
  if os.path.exists(fn_old):
    os.remove(fn_old)
  os.rename(fn_local, fn_old)

print("Send command...")
gw.run_cmd("dmesg > " + fn_remote)
print("File {} created!".format(fn_remote))

print("Downloading data to a computer...")
gw.download(fn_remote, fn_local)

gw.run_cmd("rm -f " + fn_remote)

with open(fn_local, "r") as file:
  data = file.read()
with open(fn_local, "w") as file:
  file.write(data)

print("Kernel logs written to file {}".format(fn_local))

fn_old    = 'outdir/syslog_old.txt'
fn_local  = 'outdir/syslog.txt'
fn_remote = '/tmp/syslog.txt'
if os.path.exists(fn_local): 
  if os.path.exists(fn_old):
    os.remove(fn_old)
  os.rename(fn_local, fn_old)

gw.run_cmd("cat /data/usr/log/messages /tmp/messages > " + fn_remote)
#gw.run_cmd("cat /proc/xiaoqiang/xq_syslog > " + fn_remote)
gw.download(fn_remote, fn_local)
gw.run_cmd("rm -f " + fn_remote)

with open(fn_local, "r") as file:
  data = file.read()
with open(fn_local, "w") as file:
  file.write(data)

print("System logs are written to a file {}".format(fn_local))