【发布时间】:2015-02-09 20:05:51
【问题描述】:
我正在处理 CodeSchool “Soup to Bits”截屏视频,将一个简单的 node.js + redis 应用程序部署到 Heroku,但截屏视频中的内容对我不起作用。只是试图让应用程序使用 redistogo 连接到 redis。这是我正在使用的代码,在错误下方:
// Redis connection
var redis = require('redis');
if (process.env.REDISTOGO_URL) {
// production
var rtg = require("url").parse(process.env.REDISTOGO_URL);
var client = redis.createClient(rtg.port, rtg.hostname);
client.auth(rtg.auth.split(":")[1]);
} else {
// development
var client = redis.createClient();
client.select((process.env.NODE_ENV || 'development').length);
}
错误信息:
2015-02-09T10:52:58.078927+00:00 heroku[web.1]: State changed from crashed to starting
2015-02-09T10:53:00.725321+00:00 heroku[web.1]: Starting process with command `./bin/www`
2015-02-09T10:53:03.121072+00:00 app[web.1]: running on port: 18964
2015-02-09T10:53:03.122834+00:00 app[web.1]:
2015-02-09T10:53:03.123151+00:00 app[web.1]: throw er; // Unhandled 'error' event
2015-02-09T10:53:03.125748+00:00 app[web.1]: at net.js:441:14
2015-02-09T10:53:03.125746+00:00 app[web.1]: at Socket.emit (events.js:95:17)
2015-02-09T10:53:03.122926+00:00 app[web.1]: events.js:72
2015-02-09T10:53:03.125737+00:00 app[web.1]: Error: Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
2015-02-09T10:53:03.123188+00:00 app[web.1]: ^
2015-02-09T10:53:03.125743+00:00 app[web.1]: at RedisClient.on_error (/app/node_modules/redis/index.js:196:24)
2015-02-09T10:53:03.125745+00:00 app[web.1]: at Socket.<anonymous> (/app/node_modules/redis/index.js:106:14)
2015-02-09T10:53:03.125749+00:00 app[web.1]: at process._tickCallback (node.js:442:13)
2015-02-09T10:53:03.910186+00:00 heroku[web.1]: Process exited with status 8
2015-02-09T10:53:03.919708+00:00 heroku[web.1]: State changed from starting to crashed
谁能看到我错过了什么?
【问题讨论】:
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我有同样的问题,它说 Error: Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED 127.0.0.1:6379;,我的代码是:@987654323 @我不知道应该在 Heroku 哪里设置 REDIS_URL。