一键安装zabbix监控redis

运行环境：centos7
需要将Server和ServerActive参数修改为自己的zabbix server的IP
vi zabbix_auto_agent.sh

#!/bin/bash
yum -y install unixODBC
yum -y install python-pip
pip install argparse
pip install redis
#Install zabbix
echo "============================Install zabbix=================================="
cd $cur_dir
#zabbix directory configuration
groupadd zabbix
useradd zabbix -g zabbix -s /sbin/nologin
wget http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-agent-3.4.12-1.el7.x86_64.rpm
rpm -ivh /root/zabbix-agent-3.4.12-1.el7.x86_64.rpm
/usr/sbin/zabbix_agentd -c /etc/zabbix/zabbix_agentd.conf
host=`hostname`
IP=`ifconfig eth0|grep 'inet addr'|awk -F ":" '{print $2}'|awk '{print $1}'`
cat >>/etc/hosts<<EOF
$IP $host
EOF
cat >/etc/zabbix/zabbix_agentd.conf<<EOF
PidFile=/var/run/zabbix/zabbix_agentd.pid
LogFile=/var/log/zabbix/zabbix_agentd.log
LogFileSize=0
Server=10.21.23.12
ServerActive=10.21.23.12
Hostname=$host
Include=/etc/zabbix/zabbix_agentd.d/
EOF
systemctl start zabbix-agent
echo "============================zabbix install completed========================="
echo "============================install redis zabbix  ========================="
mkdir -p /etc/zabbix/script/redis
cat >/etc/zabbix/zabbix_agentd.d/zbx_redis.conf<<EOF
# Redis
UserParameter=redis.discovery,/etc/zabbix/script/redis/zbx_redis_stats.py localhost list_key_space_db
# Return Redis statistics
UserParameter=redis[*],/etc/zabbix/script/redis/zbx_redis_stats.py -p 6379 $1 $2 $3
EOF
cat>/etc/zabbix/script/redis/zbx_redis_stats.py<<EOF
#!/usr/bin/pythonimport sys, redis, json, re, struct, time, socket, argparseparser = argparse.ArgumentParser(description='Zabbix Redis status script')
parser.add_argument('redis_hostname',nargs='?')
parser.add_argument('metric',nargs='?')
parser.add_argument('db',default='none',nargs='?')
parser.add_argument('-p','--port',dest='redis_port',action='store',help='Redis server port',default=6379,type=int)
parser.add_argument('-a','--auth',dest='redis_pass',action='store',help='Redis server pass',default=None)
args = parser.parse_args()zabbix_host = '10.21.23.12'       # Zabbix Server IP
zabbix_port = 10051             # Zabbix Server Port# Name of monitored server like it shows in zabbix web ui display
redis_hostname = args.redis_hostname if args.redis_hostname else socket.gethostname()class Metric(object):def __init__(self, host, key, value, clock=None):self.host = hostself.key = keyself.value = valueself.clock = clockdef __repr__(self):result = Noneif self.clock is None:result = 'Metric(%r, %r, %r)' % (self.host, self.key, self.value)else:result = 'Metric(%r, %r, %r, %r)' % (self.host, self.key, self.value, self.clock)return resultdef send_to_zabbix(metrics, zabbix_host='10.39.39.90', zabbix_port=10051):result = Nonej = json.dumpsmetrics_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# For debug:# 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')result = Falseelse:resp_body_len = struct.unpack('<Q', resp_hdr[5:])[0]resp_body = zabbix.recv(resp_body_len)zabbix.close()resp = json.loads(resp_body)# For debug# print(resp)if resp.get('response') == 'success':result = Trueelse:print('Got error from Zabbix: %s' % resp)result = Falseexcept:print('Error while sending data to Zabbix')result = Falsefinally:return resultdef _recv_all(sock, count):buf = ''while len(buf)<count:chunk = sock.recv(count-len(buf))if not chunk:return bufbuf += chunkreturn bufdef main():if redis_hostname and args.metric:client = redis.StrictRedis(host=redis_hostname, port=args.redis_port, password=args.redis_pass)server_info = client.info()if args.metric:if args.db and args.db in server_info.keys():server_info['key_space_db_keys'] = server_info[args.db]['keys']server_info['key_space_db_expires'] = server_info[args.db]['expires']server_info['key_space_db_avg_ttl'] = server_info[args.db]['avg_ttl']def llen():print(client.llen(args.db))def llensum():llensum = 0for key in client.scan_iter('*'):if client.type(key) == 'list':llensum += client.llen(key)print(llensum)def list_key_space_db():if args.db in server_info:print(args.db)else:print('database_detect')def default():if args.metric in server_info.keys():print(server_info[args.metric]){'llen': llen,'llenall': llensum,'list_key_space_db': list_key_space_db,}.get(args.metric, default)()else:print('Not selected metric')else:client = redis.StrictRedis(host=redis_hostname, port=args.redis_port, password=args.redis_pass)server_info = client.info()a = []for i in server_info:a.append(Metric(redis_hostname, ('redis[%s]' % i), server_info[i]))llensum = 0for key in client.scan_iter('*'):if client.type(key) == 'list':llensum += client.llen(key)a.append(Metric(redis_hostname, 'redis[llenall]', llensum))# Send packet to zabbixsend_to_zabbix(a, zabbix_host, zabbix_port)if __name__ == '__main__':main()
EOF
chmod +x /etc/zabbix/script/redis/zbx_redis_stats.py
#set ZABBIX  passwordecho "==========================="redispwd="mypassword"echo -e "Please input the root password of redis:"read -p "(Default password: mypassword):" redispwdif [ "$redispwd" = "" ]; thenredispwd="mypassword"fiecho "==========================="echo "redis root password:$redispwd"echo "==========================="sed -i "4s/6379/6379 -a $redispwd/" /etc/zabbix/zabbix_agentd.d/zbx_redis.conf
systemctl restart zabbix-agent
echo "============================redis zabbix install completed========================="

./zabbix_auto_agent.sh
在zabbix里配置主机和zbx_template_redis监控模板即可

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