redis查看未设置过期时间的key

#!/bin/sh
host=0.0.0.0
port=6387
redis-cli -h $host -p $port keys "*" > keys.txt
more keys.txt | grep -v ^$ | while read mykey
do
  result=`redis-cli -h $host -p $port -c ttl $mykey` 
  if [ $result -eq -1 ]
    then
      echo $mykey
  fi
done