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Merge pull request #1114 from tommy3001/master

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Code refactoring and wording improvements for psutils.
This commit is contained in:
Dan Bader
2022-04-27 11:37:24 -07:00
committed by GitHub
parent 43fba6daad 536b08fc80
commit 77d0fef485
1 changed files with 19 additions and 21 deletions
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docs/scenarios/admin.rst
+19 -21
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@@ -155,44 +155,42 @@ tests (net, CPU) fail, it will send an email.
# Package for email services: # Package for email services:
import smtplib import smtplib
import string import string
MAX_NET_USAGE = 400000 MAX_NET_USAGE = 400000 # bytes per seconds
MAX_ATTACKS = 4 MAX_ATTACKS = 4
attack = 0 attack = 0
counter = 0
while attack <= MAX_ATTACKS: while attack <= MAX_ATTACKS:
sleep(4) sleep(4)
counter = counter + 1
# Check the cpu usage # Check the net usage wit named tuples
if cpu_percent(interval = 1) > 70: neti1 = net_io_counters().bytes_recv
attack = attack + 1 neto1 = net_io_counters().bytes_sent
# Check the net usage
neti1 = net_io_counters()[1]
neto1 = net_io_counters()[0]
sleep(1) sleep(1)
neti2 = net_io_counters()[1] neti2 = net_io_counters().bytes_recv
neto2 = net_io_counters()[0] neto2 = net_io_counters().bytes_sent
# Calculate the bytes per second # Calculate the bytes per second
net = ((neti2+neto2) - (neti1+neto1))/2 net = ((neti2+neto2) - (neti1+neto1))/2
if net > MAX_NET_USAGE:
attack = attack + 1 # Check the net and cpu usage
if counter > 25: if (net > MAX_NET_USAGE) or (cpu_percent(interval = 1) > 70):
attack = 0 attack+=1
counter = 0 elif attack > 1:
attack-=1
# Write a very important email if attack is higher than 4 # Write a very important email if attack is higher than 4
TO = "you@your_email.com" TO = "you@your_email.com"
FROM = "webmaster@your_domain.com" FROM = "webmaster@your_domain.com"
SUBJECT = "Your domain is out of system resources!" SUBJECT = "Your domain is out of system resources!"
text = "Go and fix your server!" text = "Go and fix your server!"
BODY = string.join(("From: %s" %FROM,"To: %s" %TO,"Subject: %s" %SUBJECT, "",text), "\r\n") string="\r\n"
BODY = string.join(("From: %s" %FROM,"To: %s" %TO,
"Subject: %s" %SUBJECT, "",text))
server = smtplib.SMTP('127.0.0.1') server = smtplib.SMTP('127.0.0.1')
server.sendmail(FROM, [TO], BODY) server.sendmail(FROM, [TO], BODY)
server.quit() server.quit()
A full terminal application like a widely extended top which is based on A full terminal application like a widely extended top is `Glance <https://github.com/nicolargo/glances/>`_, which is based on psutil and has the ability for client-server monitoring.
psutil and with the ability of a client-server monitoring is
`glance <https://github.com/nicolargo/glances/>`_.
******* *******
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