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Set expire on large set of keys using pattern in Redis
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#!/bin/bash | |
if [ $# -ne 4 ] | |
then | |
echo "Usage: $0 <host> <port> <pattern> <seconds>" | |
exit 1 | |
fi | |
cursor=-1 | |
keys="" | |
ttl=0 | |
expire="$4" | |
while [ $cursor -ne 0 ]; do | |
if [ $cursor -eq -1 ] | |
then | |
cursor=0 | |
fi | |
reply=`redis-cli -h $1 -p $2 SCAN $cursor MATCH $3` | |
cursor=`expr "$reply" : '\([0-9]*[0-9 ]\)'` | |
keys=`echo $reply | cut -d' ' -f2-` | |
for key in ${keys// / } ; do | |
ttl=`redis-cli -h $1 -p $2 TTL $key` | |
act="" | |
if [ $ttl -eq -1 ] | |
then | |
result=`redis-cli -h $1 -p $2 EXPIRE $key $expire` | |
act=" -> $expire" | |
fi | |
echo "$key: $ttl$act" | |
done | |
done |
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