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refactor: optimize redis operation

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DIYgod
2019-09-20 15:57:50 +08:00
parent d0fb6254ff
commit caf9f461b3
1 changed files with 3 additions and 7 deletions
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10
lib/middleware/cache.js
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@@ -38,20 +38,16 @@ module.exports = function(app, options = {}) {
if (key && available) { if (key && available) {
let value = await redisClient.get(key); let value = await redisClient.get(key);
if (value) { if (value) {
await redisClient.expire(key, config.cache.contentExpire); redisClient.expire(key, config.cache.contentExpire);
value = value + ''; value = value + '';
} }
return value; return value;
} }
}, },
set: async function(key, value, maxAge = config.cache.contentExpire) { set: function(key, value, maxAge = config.cache.contentExpire) {
if (!available) { if (!available) {
return; return;
} }
if (await redisClient.exists(key)) {
logger.warn(`repeated key: ${key}, ${value}`);
return;
}
if (!value || value === 'undefined') { if (!value || value === 'undefined') {
value = ''; value = '';
} }
@@ -59,7 +55,7 @@ module.exports = function(app, options = {}) {
value = JSON.stringify(value); value = JSON.stringify(value);
} }
if (key) { if (key) {
await redisClient.setex(key, maxAge, value); redisClient.setex(key, maxAge, value);
} }
}, },
client: redisClient, client: redisClient,