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zbx_redis_stats.py
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zbx_redis_stats.py
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#!/usr/bin/python
import sys, redis, json, re, struct, time, socket
zabbix_host = '127.0.0.1' # Zabbix Server IP
zabbix_port = 10051 # Zabbix Server Port
hostname = 'redis.srv.name' # Name of monitored server like it shows in zabbix web ui display
redis_port = 6379 # Redis Server port
class Metric(object):
def __init__(self, host, key, value, clock=None):
self.host = host
self.key = key
self.value = value
self.clock = clock
def __repr__(self):
if self.clock is None:
return 'Metric(%r, %r, %r)' % (self.host, self.key, self.value)
return 'Metric(%r, %r, %r, %r)' % (self.host, self.key, self.value, self.clock)
def send_to_zabbix(metrics, zabbix_host='127.0.0.1', zabbix_port=10051):
j = json.dumps
metrics_data = []
for m in metrics:
clock = m.clock or ('%d' % time.time())
metrics_data.append(('{"host":%s,"key":%s,"value":%s,"clock":%s}') % (j(m.host), j(m.key), j(m.value), j(clock)))
json_data = ('{"request":"sender data","data":[%s]}') % (','.join(metrics_data))
data_len = struct.pack('<Q', len(json_data))
packet = 'ZBXD\x01'+ data_len + json_data
#print packet
#print ':'.join(x.encode('hex') for x in packet)
try:
zabbix = socket.socket()
zabbix.connect((zabbix_host, zabbix_port))
zabbix.sendall(packet)
resp_hdr = _recv_all(zabbix, 13)
if not resp_hdr.startswith('ZBXD\x01') or len(resp_hdr) != 13:
print ('Wrong zabbix response')
return False
resp_body_len = struct.unpack('<Q', resp_hdr[5:])[0]
resp_body = zabbix.recv(resp_body_len)
zabbix.close()
resp = json.loads(resp_body)
#print resp
if resp.get('response') != 'success':
print ('Got error from Zabbix: %s' % resp)
return False
return True
except:
print ('Error while sending data to Zabbix')
return False
def _recv_all(sock, count):
buf = ''
while len(buf)<count:
chunk = sock.recv(count-len(buf))
if not chunk:
return buf
buf += chunk
return buf
if len(sys.argv) <= 3:
host = (len(sys.argv) >= 2) and sys.argv[1] or hostname
port = (len(sys.argv) >= 3) and sys.argv[2] or redis_port
client = redis.StrictRedis(host=host, port=port)
server_info = client.info()
a = []
for i in server_info:
a.append(Metric(host, ('redis[%s]' % i), server_info[i]))
keys = client.keys('*')
llensum = 0
for key in keys:
llensum += client.llen(key)
a.append(Metric(host, 'redis[llenall]', llensum))
send_to_zabbix(a, zabbix_host, zabbix_port)
else:
host = (len(sys.argv) >= 2) and sys.argv[1] or 'localhost'
metric = (len(sys.argv) >= 3) and sys.argv[2]
db = (len(sys.argv) >= 4) and sys.argv[3] or 'none'
port = (len(sys.argv) >= 5) and sys.argv[4] or redis_port
client = redis.StrictRedis(host=host, port=port)
server_info = client.info()
if metric:
if db and db in server_info.keys():
server_info['key_space_db_keys'] = server_info[db]['keys']
server_info['key_space_db_expires'] = server_info[db]['expires']
server_info['key_space_db_avg_ttl'] = server_info[db]['avg_ttl']
def llen():
print (client.llen(db))
def llensum():
keys = client.keys('*')
llensum = 0
for key in keys:
llensum += client.llen(key)
print (llensum)
def list_key_space_db():
if db in server_info:
print (db)
else:
print ('database_detect')
def default():
if metric in server_info.keys():
print (server_info[metric])
{
'llen': llen,
'llenall': llensum,
'list_key_space_db': list_key_space_db,
}.get(metric, default)()
else:
print ('Not selected metric');