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"""
Helper code for agregating general system status information, and for reading
in system log files.
"""
import os
from util import *
def get_system_status():
d = dict()
d['hostname'] = cli_read('hostname')
d['current_time'] = cli_read('date -R')
d['uptime'] = cli_read('uptime')
# the following do DNS lookups and execute very slowly
#d['fqdn'] = cli_read('hostname -f')
#d['domain'] = cli_read('hostname -d')
return d
def get_resources_status():
"""
Example ``df -h /home`` output:
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/xxxxx-root 231G 184G 35G 85% /
Example ``free -m`` output:
total used free shared buffers cached
Mem: 3862 2292 1570 0 104 689
-/+ buffers/cache: 1498 2364
Swap: 7983 202 7781
Example ``uptime`` output:
21:38:55 up 7 days, 5:43, 11 users, load average: 0.60, 0.63, 0.63
"""
d = dict()
disk_info = cli_read_lines('df -h /home')[1].split()
d['disk_used'] = disk_info[2]
d['disk_avail'] = disk_info[1]
d['disk_percent'] = int(disk_info[4][:-1])
ram_info = cli_read_lines('free -m')
d['ram_used'] = "%sMB" % ram_info[2].split()[2]
d['ram_avail'] = "%sMB" % ram_info[1].split()[1]
d['ram_percent'] = int(float(d['ram_used'].strip('MB'))/float(d['ram_avail'].strip('MB')) * 100.0)
d['cpu_cores'] = 1
for l in open('/proc/cpuinfo', 'r'):
if l.split(":")[0].strip() == "cpu cores":
d['cpu_cores'] = int(l.split(":")[-1].strip())
break
cpu_info = cli_read('uptime')
d['cpu_load'] = cpu_info.split()[-3].strip(',')
d['cpu_percent'] = int(float(d['cpu_load'])/float(d['cpu_cores']) * 100.0)
return d
def get_dmesg():
try:
return cli_read('dmesg')
except IOError:
return None
def get_authlog():
try:
with open('/var/log/auth.log') as f:
return ''.join(f.readlines())
except IOError:
return None
def get_syslog():
try:
with open('/var/log/syslog') as f:
return ''.join(f.readlines())
except IOError:
return None
def get_torlog():
try:
with open('/var/log/tor/notices.log') as f:
return ''.join(f.readlines())
except IOError:
return None
def get_process_list():
"""
Example ``ps aux`` output:
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.0 10636 676 ? Ss Sep08 0:05 init [2]
root 2 0.0 0.0 0 0 ? S Sep08 0:00 [kthreadd]
root 3 0.0 0.0 0 0 ? S Sep08 0:40 [ksoftirqd/0]
root 6 0.0 0.0 0 0 ? S Sep08 0:00 [migration/0]
"""
plist = list()
first = True
for l in cli_read_lines('ps aux --sort -%mem')[1:]:
l = l.split()
plist.append(dict(
user = l[0],
pid = l[1],
perc_cpu = l[2],
perc_mem = l[3],
status_code = l[7],
started = l[8],
time = l[9],
command = ' '.join(l[10:])))
return plist
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