mirror of
https://github.com/Telecominfraproject/wlan-lanforge-scripts.git
synced 2025-10-31 18:58:01 +00:00
example of how to monitor attenuator values for Nasir Makkiya <NMakkiya@sierrawireless.com>
Signed-off-by: Jed Reynolds <jed@bitratchet.com>
This commit is contained in:
Jed Reynolds
198
py-scripts/sandbox/attenuator_mon.py
Executable file
198
py-scripts/sandbox/attenuator_mon.py
Executable file
@@ -0,0 +1,198 @@
|
||||
#!/usr/bin/env python3
|
||||
"""
|
||||
NAME: attenuator_mon.py
|
||||
|
||||
PURPOSE: example of a monitoring loop that notices when attenator values change
|
||||
|
||||
EXAMPLE:
|
||||
|
||||
NOTES:
|
||||
|
||||
|
||||
"""
|
||||
import sys
|
||||
|
||||
if sys.version_info[0] != 3:
|
||||
print("This script requires Python3")
|
||||
exit()
|
||||
|
||||
sys.path.insert(1, "../../py-json")
|
||||
import argparse
|
||||
import importlib
|
||||
import os
|
||||
from os.path import exists
|
||||
import pprint
|
||||
from time import sleep
|
||||
|
||||
|
||||
sys.path.append(os.path.join(os.path.abspath(__file__ + "../../../../")))
|
||||
lfcli_base = importlib.import_module('py-json.LANforge.lfcli_base')
|
||||
LFCliBase = lfcli_base.LFCliBase
|
||||
LFUtils = importlib.import_module('py-json.LANforge.LFUtils')
|
||||
realm = importlib.import_module('py-json.realm')
|
||||
Realm = realm.Realm
|
||||
|
||||
lfcli_base = importlib.import_module("py-json.LANforge.lfcli_base")
|
||||
LFCliBase = lfcli_base.LFCliBase
|
||||
|
||||
|
||||
class AttenuatorMonitor(Realm):
|
||||
def __init__(self,
|
||||
host=None,
|
||||
port=None,
|
||||
action=None,
|
||||
action_every_channel=False,
|
||||
attenuator=None,
|
||||
interval_sec: float = 1.0,
|
||||
stop_file=None,
|
||||
_deep_clean=False,
|
||||
_debug_on=False,
|
||||
_exit_on_error=False,
|
||||
_exit_on_fail=False):
|
||||
super().__init__(host,
|
||||
port,
|
||||
debug_=_debug_on,
|
||||
_exit_on_fail=_exit_on_fail)
|
||||
self.action = action
|
||||
self.action_every_channel = action_every_channel
|
||||
self.attenuator = attenuator
|
||||
self.interval_sec = interval_sec
|
||||
self.stop_file = stop_file
|
||||
|
||||
self.prev_values = {
|
||||
"module 1": 0.0,
|
||||
"module 2": 0.0,
|
||||
"module 3": 0.0,
|
||||
"module 4": 0.0,
|
||||
"module 5": 0.0,
|
||||
"module 6": 0.0,
|
||||
"module 7": 0.0,
|
||||
"module 8": 0.0,
|
||||
}
|
||||
# check for attenuator
|
||||
|
||||
response = self.json_get("/atten/list")
|
||||
if "attenuator" not in response:
|
||||
if "attenuators" not in response:
|
||||
print("Unable to retrieve list of attenuators. Is a LANforge GUI at %s:%s ?"
|
||||
% (host, port))
|
||||
exit(1)
|
||||
|
||||
found = False
|
||||
if "attenuator" in response:
|
||||
if response["attenuator"]["entity id"] != self.attenuator:
|
||||
print("Unable to find attenuator %s" % self.attenuator)
|
||||
pprint.pprint(("reponse", response))
|
||||
exit(1)
|
||||
else:
|
||||
found = True
|
||||
elif "attenuators" in response:
|
||||
atten_list = response["attenuators"]
|
||||
for atten_o in atten_list:
|
||||
for key_1 in atten_o.keys():
|
||||
if atten_o[key_1]["entity id"] == self.attenuator:
|
||||
found = True
|
||||
else:
|
||||
print("No attenators on system.")
|
||||
exit(1)
|
||||
if not found:
|
||||
print("No matching attenuators found.")
|
||||
exit(1)
|
||||
|
||||
self.attenuator_url = "/atten/" + self.attenuator
|
||||
|
||||
def run(self):
|
||||
if self.stop_file is not None:
|
||||
if exists(self.stop_file):
|
||||
print("Stop File [%s] already exists. Remove file before starting script." % self.stop_file)
|
||||
exit(0)
|
||||
else:
|
||||
print("No stop file provided. Stop this script with ctrl-c or kill")
|
||||
|
||||
counter = 0;
|
||||
while(True):
|
||||
sleep(self.interval_sec)
|
||||
if exists(self.stop_file):
|
||||
return
|
||||
num_changes = 0
|
||||
changes = {}
|
||||
attenuator_values = self.json_get(self.attenuator_url)
|
||||
z_old: float
|
||||
z_new: float
|
||||
|
||||
for key in self.prev_values.keys():
|
||||
|
||||
if key not in attenuator_values["attenuator"]:
|
||||
pprint.pprint(attenuator_values["attenuator"])
|
||||
raise ValueError("Unexpected lack of keys for attenuator record:")
|
||||
if self.debug:
|
||||
print("I see: %s -> %s" % (self.prev_values[key], attenuator_values["attenuator"][key]))
|
||||
|
||||
if "" == attenuator_values["attenuator"][key]:
|
||||
continue
|
||||
|
||||
z_old = float(self.prev_values[key])
|
||||
z_new = float(attenuator_values["attenuator"][key])
|
||||
|
||||
changes[key] = 0
|
||||
if z_old != z_new:
|
||||
if (counter > 0) and self.action_every_channel:
|
||||
self.do_cmd(channel=key, value=z_new)
|
||||
else:
|
||||
changes[key] = str(z_new)
|
||||
num_changes += 1
|
||||
self.prev_values[key] = z_new
|
||||
|
||||
if (counter > 0) and (num_changes > 0) and (not self.action_every_channel):
|
||||
self.do_cmd(channel="all",
|
||||
value=",".join(changes.values()))
|
||||
if exists(self.stop_file):
|
||||
return
|
||||
counter += 1
|
||||
|
||||
def do_cmd(self,
|
||||
channel=None,
|
||||
value=None):
|
||||
if not channel:
|
||||
raise ValueError("do_cmd not given channel")
|
||||
if not value:
|
||||
raise ValueError("do_cmd not given value")
|
||||
if not self.action:
|
||||
raise ValueError("do_cmd lost self.action")
|
||||
|
||||
pprint.pprint([("channel", channel),
|
||||
("values", value)])
|
||||
os.system(self.action)
|
||||
|
||||
def main():
|
||||
parser = LFCliBase.create_bare_argparse(
|
||||
prog=__file__,
|
||||
formatter_class=argparse.RawTextHelpFormatter,
|
||||
description="""
|
||||
""")
|
||||
parser.add_argument('--action', help="command to execute when attenuator changes levels")
|
||||
parser.add_argument('--action_every_channel', help="When True, do an action for every channel that changes")
|
||||
parser.add_argument('--attenuator', help="attenuator entity id to watch; E.G.: 1.1.323")
|
||||
parser.add_argument('--interval_sec', type=float, help="wait between checking")
|
||||
parser.add_argument('--stop_file', help="when this file appears, exit; E.G.: /tmp/stop-monitoring")
|
||||
|
||||
args = parser.parse_args()
|
||||
|
||||
if (not args.action) or ("" == args.action):
|
||||
print("--action is required; how about 'echo hi' ?")
|
||||
exit(1)
|
||||
attenuator_mon = AttenuatorMonitor(args.mgr,
|
||||
args.mgr_port,
|
||||
attenuator=args.attenuator,
|
||||
action=args.action,
|
||||
action_every_channel=args.action_every_channel,
|
||||
interval_sec=args.interval_sec,
|
||||
stop_file=args.stop_file,
|
||||
_debug_on=False,
|
||||
_exit_on_error=False,
|
||||
_exit_on_fail=False)
|
||||
attenuator_mon.run()
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
Reference in New Issue
Block a user