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通过externalscripts监控redis server的状态

externalscripts 脚本

以前同事留下的，我改了点，加了maxmemory的监控 #cat redis-status.sh #放在externalscripts路径下，zabbix用户可执行

#!/bin/bash#Redis statusMETRIC="$2"
SERV="$1"
DB="$3"PORT="6379"if [[ -z "$1" ]]; thenecho "Please set server"exit 1
fiCACHETTL="55" # Время действия кеша в секундах (чуть меньше чем период опроса элементов)
CACHE="/tmp/redis-status-`echo $SERV | md5sum | cut -d" " -f1`.cache"if [ -s "$CACHE" ]; thenTIMECACHE=`stat -c"%Z" "$CACHE"`
elseTIMECACHE=0
fiTIMENOW=`date '+%s'`if [ "$(($TIMENOW - $TIMECACHE))" -gt "$CACHETTL" ]; then(echo -en "INFO\r\n"; sleep 1;) | nc -w1 $SERV $PORT > $CACHE || exit 1
fiFIRST_ELEMENT=1
function json_head {printf "{";printf "\"data\":[";    
}function json_end {printf "]";printf "}";
}function check_first_element {if [[ $FIRST_ELEMENT -ne 1 ]]; thenprintf ","fiFIRST_ELEMENT=0
}function databse_detect {json_headfor dbname in $LIST_DATABSEdolocal dbname_t=$(echo $dbname| sed 's!\n!!g')check_first_elementprintf "{"printf "\"{#DBNAME}\":\"$dbname_t\""printf "}"donejson_end
}case $METRIC in'redis_version')cat $CACHE | grep "redis_version:" | cut -d':' -f2;;            'redis_git_sha1')cat $CACHE | grep "redis_git_sha1:" | cut -d':' -f2;;'redis_git_dirty')cat $CACHE | grep "redis_git_dirty:" | cut -d':' -f2;;'redis_mode')cat $CACHE | grep "redis_mode:" | cut -d':' -f2;;'arch_bits')cat $CACHE | grep "arch_bits:" | cut -d':' -f2;;'multiplexing_api')cat $CACHE | grep "multiplexing_api:" | cut -d':' -f2;;'gcc_version')cat $CACHE | grep "gcc_version:" | cut -d':' -f2;;'uptime_in_seconds')cat $CACHE | grep "uptime_in_seconds:" | cut -d':' -f2;;'lru_clock')cat $CACHE | grep "lru_clock:" | cut -d':' -f2;;            'connected_clients')cat $CACHE | grep "connected_clients:" | cut -d':' -f2;;'client_longest_output_list')cat $CACHE | grep "client_longest_output_list:" | cut -d':' -f2;;'client_biggest_input_buf')cat $CACHE | grep "client_biggest_input_buf:" | cut -d':' -f2;;'used_memory')cat $CACHE | grep "used_memory:" | cut -d':' -f2;;'used_memory_peak')cat $CACHE | grep "used_memory_peak:" | cut -d':' -f2;;        'mem_fragmentation_ratio')cat $CACHE | grep "mem_fragmentation_ratio:" | cut -d':' -f2;;'loading')cat $CACHE | grep "loading:" | cut -d':' -f2;;            'rdb_changes_since_last_save')cat $CACHE | grep "rdb_changes_since_last_save:" | cut -d':' -f2;;'rdb_bgsave_in_progress')cat $CACHE | grep "rdb_bgsave_in_progress:" | cut -d':' -f2;;'aof_rewrite_in_progress')cat $CACHE | grep "aof_rewrite_in_progress:" | cut -d':' -f2;;'aof_enabled')cat $CACHE | grep "aof_enabled:" | cut -d':' -f2;;'aof_rewrite_scheduled')cat $CACHE | grep "aof_rewrite_scheduled:" | cut -d':' -f2;;'total_connections_received')cat $CACHE | grep "total_connections_received:" | cut -d':' -f2;;            'total_commands_processed')cat $CACHE | grep "total_commands_processed:" | cut -d':' -f2;;'instantaneous_ops_per_sec')cat $CACHE | grep "instantaneous_ops_per_sec:" | cut -d':' -f2;;'rejected_connections')cat $CACHE | grep "rejected_connections:" | cut -d':' -f2;;'expired_keys')cat $CACHE | grep "expired_keys:" | cut -d':' -f2;;'evicted_keys')cat $CACHE | grep "evicted_keys:" | cut -d':' -f2;;'keyspace_hits')cat $CACHE | grep "keyspace_hits:" | cut -d':' -f2;;        'keyspace_misses')cat $CACHE | grep "keyspace_misses:" | cut -d':' -f2;;'pubsub_channels')cat $CACHE | grep "pubsub_channels:" | cut -d':' -f2;;        'pubsub_patterns')cat $CACHE | grep "pubsub_patterns:" | cut -d':' -f2;;             'latest_fork_usec')cat $CACHE | grep "latest_fork_usec:" | cut -d':' -f2;; 'role')cat $CACHE | grep "role:" | cut -d':' -f2;;'connected_slaves')cat $CACHE | grep "connected_slaves:" | cut -d':' -f2;;          'used_cpu_sys')cat $CACHE | grep "used_cpu_sys:" | cut -d':' -f2;;  'used_cpu_user')cat $CACHE | grep "used_cpu_user:" | cut -d':' -f2;;'used_cpu_sys_children')cat $CACHE | grep "used_cpu_sys_children:" | cut -d':' -f2;;             'used_cpu_user_children')cat $CACHE | grep "used_cpu_user_children:" | cut -d':' -f2;; 'key_space_db_keys')cat $CACHE | grep $DB:|cut -d':' -f2|awk -F, '{print $1}'|cut -d'=' -f2 ;;        'key_space_db_expires')cat $CACHE | grep $DB:|cut -d':' -f2|awk -F, '{print $2}'|cut -d'=' -f2 ;;'list_key_space_db')LIST_DATABSE=`cat $CACHE | grep '^db.:'|cut -d: -f1`databse_detect;;                                                     'maxmemory')(echo -en "config get maxmemory\r\n"; sleep 1;) | nc -w1 $SERV $PORT |tac|head -n 1 2>&1 || exit 1;;*)   echo "Not selected metric"exit 0;;
esac

监控模板如下

导出的模板放不上来，那么多监控项。。。。