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import agent_util
import os
import re
import sys
from agent_util import float
class EntropyPlugin(agent_util.Plugin):
textkey = "entropy"
label = "Entropy"
@classmethod
def get_metadata(self, config):
status = agent_util.SUPPORTED
msg = None
if not os.path.exists("/proc/sys/kernel/random/entropy_avail"):
status = agent_util.UNSUPPORTED
msg = "/proc/sys/kernel/random/entropy_avail does not exist."
data = {
"entropy.avail": {
"label": "Entropy level",
"options": None,
"status": status,
"error_message": msg,
}
}
return data
def check(self, textkey, data, config):
if textkey == "entropy.avail":
return float(
open("/proc/sys/kernel/random/entropy_avail", "r").read().strip()
)
return 0