public object Any(SearchRedis request)
{
var limit = request.Take.GetValueOrDefault(AppSettings.Get("query-limit", 100));
const string LuaScript = @"
local limit = tonumber(ARGV[2])
local pattern = ARGV[1]
local cursor = 0
local len = 0
local keys = {}
repeat
local r = redis.call('scan', cursor, 'MATCH', pattern, 'COUNT', limit)
cursor = tonumber(r[1])
for k,v in ipairs(r[2]) do
table.insert(keys, v)
len = len + 1
if len == limit then break end
end
until cursor == 0 or len == limit
if len == 0 then
return '[]'
end
local keyAttrs = {}
for i,key in ipairs(keys) do
local type = redis.call('type', key)['ok']
local pttl = redis.call('pttl', key)
local size = 0
if type == 'string' then
size = redis.call('strlen', key)
elseif type == 'list' then
size = redis.call('llen', key)
elseif type == 'set' then
size = redis.call('scard', key)
elseif type == 'zset' then
size = redis.call('zcard', key)
elseif type == 'hash' then
size = redis.call('hlen', key)
end
local attrs = {['id'] = key, ['type'] = type, ['ttl'] = pttl, ['size'] = size}
table.insert(keyAttrs, attrs)
end
return cjson.encode(keyAttrs)";
var json = Redis.ExecCachedLua(LuaScript, sha1 =>
Redis.ExecLuaShaAsString(sha1, request.Query, limit.ToString()));
var searchResults = json.FromJson <List <SearchResult> >();
return(new SearchRedisResponse
{
Results = searchResults
});
}
public object Any(SearchRedis request)
{
var limit = request.Take.GetValueOrDefault(AppSettings.Get("query-limit", 100));
const string LuaScript = @"
local limit = tonumber(ARGV[2])
local pattern = ARGV[1]
local cursor = 0
local len = 0
local keys = {}
repeat
local r = redis.call('scan', cursor, 'MATCH', pattern, 'COUNT', limit)
cursor = tonumber(r[1])
for k,v in ipairs(r[2]) do
table.insert(keys, v)
len = len + 1
if len == limit then break end
end
until cursor == 0 or len == limit
if len == 0 then
return '[]'
end
local keyAttrs = {}
for i,key in ipairs(keys) do
local type = redis.call('type', key)['ok']
local pttl = redis.call('pttl', key)
local size = 0
if type == 'string' then
size = redis.call('strlen', key)
elseif type == 'list' then
size = redis.call('llen', key)
elseif type == 'set' then
size = redis.call('scard', key)
elseif type == 'zset' then
size = redis.call('zcard', key)
elseif type == 'hash' then
size = redis.call('hlen', key)
end
local attrs = {['id'] = key, ['type'] = type, ['ttl'] = pttl, ['size'] = size}
table.insert(keyAttrs, attrs)
end
return cjson.encode(keyAttrs)";
var json = Redis.ExecCachedLua(LuaScript, sha1 =>
Redis.ExecLuaShaAsString(sha1, request.Query, limit.ToString()));
var searchResults = json.FromJson<List<SearchResult>>();
return new SearchRedisResponse
{
Results = searchResults
};
}
public object Any(SearchRedis request)
{
var limit = request.Take.GetValueOrDefault(100);
var keys = Redis.ScanAllKeys(pattern: request.Query, pageSize: limit)
.Take(limit).ToList();
var keyTypes = new Dictionary<string, string>();
var keyTtls = new Dictionary<string, long>();
var keySizes = new Dictionary<string, long>();
if (keys.Count > 0)
{
using (var pipeline = Redis.CreatePipeline())
{
keys.Each(key =>
pipeline.QueueCommand(r => ((RedisNativeClient)r).Type(key), x => keyTypes[key] = x));
keys.Each(key =>
pipeline.QueueCommand(r => ((RedisNativeClient)r).PTtl(key), x => keyTtls[key] = x));
pipeline.Flush();
}
using (var pipeline = Redis.CreatePipeline())
{
foreach (var entry in keyTypes)
{
var key = entry.Key;
switch (entry.Value)
{
case "string":
pipeline.QueueCommand(r => ((RedisNativeClient)r).StrLen(key), x => keySizes[key] = x);
break;
case "list":
pipeline.QueueCommand(r => r.GetListCount(key), x => keySizes[key] = x);
break;
case "set":
pipeline.QueueCommand(r => r.GetSetCount(key), x => keySizes[key] = x);
break;
case "zset":
pipeline.QueueCommand(r => r.GetSortedSetCount(key), x => keySizes[key] = x);
break;
case "hash":
pipeline.QueueCommand(r => r.GetHashCount(key), x => keySizes[key] = x);
break;
}
}
pipeline.Flush();
}
}
return new SearchRedisResponse
{
Results = keys.Map(x => new SearchResult
{
Id = x,
Type = keyTypes.GetValueOrDefault(x),
Ttl = keyTtls.GetValueOrDefault(x),
Size = keySizes.GetValueOrDefault(x),
})
};
}
