check_salt_minions

gistfile1.py

#!/usr/bin/env python

import sys
import json
import subprocess
import salt.client

error = False
keycmd = "sudo salt-key -L --out json --no-color --out-indent=-1"
out = subprocess.Popen(keycmd.split(), stdout=subprocess.PIPE).communicate()[0]
try:
    result = json.loads(out)
    keyhosts = result['minions']
except Exception as err:
    print out
    print err
    sys.exit(1)

client = salt.client.LocalClient()
result = client.cmd('*', 'test.ping')
for host in result:
    if not result[host]:
        print "%s is failing salt test.ping for some reason!" % host
        error = True

missing = list(set(keyhosts) - set(result.keys()))

if missing == 0 and not error:
    print "Ok - all hosts responded."
    sys.exit(0)
else:
    if missing == 0:
        sys.exit(1)
    else:
        print "Warning - %d hosts failed to respond:" % len(missing)
    for i in missing:
        print i
    sys.exit(1)