** 我添加了一个Procfile，添加了ObjectRocket插件，并在那里创建了一个数据库。 这是Procfile中的内容 **
```
web: node server.js
```
.env文件中的内容 *
```
ORMONGO_URL='mongodb://iad2-c13-0.mongo.objectrocket.com:53577'
ORMONGO_REGION=IAD
ORMONGO_RS_URL='mongodb://iad2-c13-0.mongo.objectrocket.com:53577,iad2-c13-
2.mongo.objectrocket.com:53577,iad2-c13-1.mongo.objectrocket.com:53577/?
replicaSet=5df3e347a4384bf8968b430ec021a64f'
PORT = 8000
```
这是我的server.js，尝试连接到ObjectRocket附加数据库： *
```
*
WEB/HTTP SERVER
*
```
const mongodb = require("mongodb");
const bodyParser = require("body-parser");
const session = require("express-session");
const MongoStore = require("connect-mongo")(session);
const path = require("path");
const express = require("express");
const app = express();
const MongoClient = require("mongodb").MongoClient;
```
```
var username = "james";
var password = "websockets";
var hosts =
"iad2-c13-0.mongo.objectrocket.com:53577,iad2-c13-2.mongo.objectrocket.com:53577,iad2-c13-
1.mongo.objectrocket.com:53577";
var database = "websockets";
var options = "?replicaSet=5df3e347a4384bf8968b430ec021a64f";
var connectionString =
"mongodb://" +
username +
":" +
password +
"@" +
hosts +
"/" +
database +
options;
app.use("/public", express.static(__dirname + "/public"));
app.set("view engine", "pug");
app.use(
bodyParser.urlencoded({
extended: true,
})
);
```
```
app.get("/", (request, response, next) => {
response.render("signup");
});
app.post("/signup", (request, response, next) => {
request.body.name;
request.body.email;
request.body.password;
mongodb.MongoClient.connect(connectionString, (error, client) => {
if (error) {
console.log(error);
response.redirect("/signup");
} else {
const db = client.db("websockets");
db.collection("users", (error, collection) => {
collection.insertOne(
{
name: request.body.name,
email: request.body.email,
password: request.body.password,
},
(error, result) => {
if (error) {
response.redirect("/signup");
}
}
);
});
response.redirect("/login");
}
});
});
```
PS C:\Users\James\Desktop\Atelier_back\pictionary_p5> heroku logs --tail
» Warning: heroku update available from 7.42.4 to 7.43.2.
2020-09-25T10:59:28.815676+00:00 heroku[router]: at=info method=GET path="/signup" host=evening-coast-84225.herokuapp.com request_id=ab3d1667-52ae-493b-b3a1-5d4849879b71 fwd="91.166.35.81" dyno=web.1 connect=0ms service=6ms status=200 bytes=723 protocol=https
2020-09-25T10:59:28.959611+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=f4ae2a13-4c15-480b-b109-c177626ab743 fwd="91.166.35.81" dyno=web.1 connect=0ms service=17ms status=304 bytes=237 protocol=https
2020-09-25T10:59:30.952533+00:00 heroku[router]: at=info method=GET path="/login" host=evening-coast-84225.herokuapp.com request_id=35d8b3e2-544c-4aa1-b771-d2f5afc035a4 fwd="91.166.35.81" dyno=web.1 connect=0ms service=32ms status=200 bytes=648 protocol=https
2020-09-25T10:59:31.087075+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=c57919a7-5e16-455c-95f9-96f791629a15 fwd="91.166.35.81" dyno=web.1 connect=0ms service=4ms status=304 bytes=237 protocol=https
2020-09-25T10:59:36.419574+00:00 heroku[router]: at=info method=POST path="/login" host=evening-coast-84225.herokuapp.com request_id=65bfc81e-84f9-4545-8922-05792448b74e fwd="91.166.35.81" dyno=web.1 connect=0ms service=127ms status=302 bytes=249 protocol=https
2020-09-25T10:59:36.524540+00:00 heroku[router]: at=info method=GET path="/login" host=evening-coast-84225.herokuapp.com request_id=89f6b294-f2e9-4b44-a95e-6142bad05433 fwd="91.166.35.81" dyno=web.1 connect=0ms service=2ms status=200 bytes=648 protocol=https
2020-09-25T10:59:36.651733+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=6fc746f3-14bc-4d27-9b9c-6d669f582b62 fwd="91.166.35.81" dyno=web.1 connect=0ms service=2ms status=304 bytes=237 protocol=https
2020-09-25T10:59:51.074822+00:00 heroku[router]: at=info method=POST path="/login" host=evening-coast-84225.herokuapp.com request_id=497437d8-7f0e-4da5-9a4f-a646274a4c15 fwd="91.166.35.81" dyno=web.1 connect=1ms service=79ms status=302 bytes=249 protocol=https
2020-09-25T10:59:51.196106+00:00 heroku[router]: at=info method=GET path="/login" host=evening-coast-84225.herokuapp.com request_id=f3bb3025-06be-4cd0-9c36-c90b5ec8cb09 fwd="91.166.35.81" dyno=web.1 connect=1ms service=18ms status=200 bytes=648 protocol=https
2020-09-25T10:59:51.327253+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=d1185dcb-eded-4314-b54b-783c03ddde2b fwd="91.166.35.81" dyno=web.1 connect=0ms service=5ms status=304 bytes=237 protocol=https
2020-09-25T11:00:01.409973+00:00 heroku[router]: at=info method=GET path="/signup" host=evening-coast-84225.herokuapp.com request_id=b4c79f5d-966a-4696-8bdd-4d32c6bb07f3 fwd="91.166.35.81" dyno=web.1 connect=0ms service=6ms status=304 bytes=151 protocol=https
2020-09-25T11:00:01.581572+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=7e0cf022-3ddc-485e-99fb-0f8064f9dd24 fwd="91.166.35.81" dyno=web.1 connect=0ms service=32ms status=304 bytes=237 protocol=https
2020-09-25T11:00:08.832547+00:00 app[web.1]: MongoNetworkError: failed to connect to server [iad2-c13-2.mongo.objectrocket.com:53577] on first connect [MongoError: Authentication failed.
2020-09-25T11:00:08.832561+00:00 app[web.1]: at Connection.messageHandler (/app/node_modules/mongodb/lib/core/connection/connection.js:360:19)
2020-09-25T11:00:08.832563+00:00 app[web.1]: at Connection.emit (events.js:315:20)
2020-09-25T11:00:08.832564+00:00 app[web.1]: at processMessage (/app/node_modules/mongodb/lib/core/connection/connection.js:452:10)
2020-09-25T11:00:08.832564+00:00 app[web.1]: at Socket.<anonymous> (/app/node_modules/mongodb/lib/core/connection/connection.js:621:15)
2020-09-25T11:00:08.832565+00:00 app[web.1]: at Socket.emit (events.js:315:20)
2020-09-25T11:00:08.832565+00:00 app[web.1]: at addChunk (_stream_readable.js:295:12)
2020-09-25T11:00:08.832567+00:00 app[web.1]: at readableAddChunk (_stream_readable.js:271:9)
2020-09-25T11:00:08.832567+00:00 app[web.1]: at Socket.Readable.push (_stream_readable.js:212:10)
2020-09-25T11:00:08.832568+00:00 app[web.1]: at TCP.onStreamRead (internal/stream_base_commons.js:186:23) {
2020-09-25T11:00:08.832569+00:00 app[web.1]: ok: 0,
2020-09-25T11:00:08.832570+00:00 app[web.1]: code: 18,
2020-09-25T11:00:08.832570+00:00 app[web.1]: codeName: 'AuthenticationFailed',
2020-09-25T11:00:08.832571+00:00 app[web.1]: operationTime: [Timestamp],
2020-09-25T11:00:08.832572+00:00 app[web.1]: '$clusterTime': [Object]
2020-09-25T11:00:08.832572+00:00 app[web.1]: }]
2020-09-25T11:00:08.832573+00:00 app[web.1]: at Pool.<anonymous> (/app/node_modules/mongodb/lib/core/topologies/server.js:438:11)
2020-09-25T11:00:08.832573+00:00 app[web.1]: at Pool.emit (events.js:315:20)
2020-09-25T11:00:08.832573+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/pool.js:562:14
2020-09-25T11:00:08.832574+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/pool.js:1009:9
2020-09-25T11:00:08.832574+00:00 app[web.1]: at callback (/app/node_modules/mongodb/lib/core/connection/connect.js:75:5)
2020-09-25T11:00:08.832575+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/connect.js:147:27
2020-09-25T11:00:08.832575+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/auth/scram.js:108:14
2020-09-25T11:00:08.832576+00:00 app[web.1]: at _callback (/app/node_modules/mongodb/lib/core/connection/connection.js:329:7)
2020-09-25T11:00:08.832576+00:00 app[web.1]: at Connection.messageHandler (/app/node_modules/mongodb/lib/core/connection/connection.js:360:9)
2020-09-25T11:00:08.832577+00:00 app[web.1]: at Connection.emit (events.js:315:20)
2020-09-25T11:00:08.835653+00:00 heroku[router]: at=info method=POST path="/signup" host=evening-coast-84225.herokuapp.com request_id=a1833b19-b344-4e98-90da-68135aad5b9a fwd="91.166.35.81" dyno=web.1 connect=0ms service=72ms status=302 bytes=252 protocol=https
2020-09-25T11:00:08.954095+00:00 heroku[router]: at=info method=GET path="/signup" host=evening-coast-84225.herokuapp.com request_id=e5dbd4b0-e3f3-4b09-9a39-ef82a692f476 fwd="91.166.35.81" dyno=web.1 connect=1ms service=8ms status=200 bytes=723 protocol=https
2020-09-25T11:00:09.082458+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=4b237eb1-edee-4e09-86f5-9d6e3b725f17 fwd="91.166.35.81" dyno=web.1 connect=0ms service=3ms status=304 bytes=237 protocol=https
2020-09-25T11:00:10.261510+00:00 app[web.1]: MongoNetworkError: failed to connect to server [iad2-c13-1.mongo.objectrocket.com:53577] on first connect [MongoError: Authentication failed.
2020-09-25T11:00:10.261525+00:00 app[web.1]: at Connection.messageHandler (/app/node_modules/mongodb/lib/core/connection/connection.js:360:19)
2020-09-25T11:00:10.261525+00:00 app[web.1]: at Connection.emit (events.js:315:20)
2020-09-25T11:00:10.261526+00:00 app[web.1]: at processMessage (/app/node_modules/mongodb/lib/core/connection/connection.js:452:10)
2020-09-25T11:00:10.261527+00:00 app[web.1]: at Socket.<anonymous> (/app/node_modules/mongodb/lib/core/connection/connection.js:621:15)
2020-09-25T11:00:10.261527+00:00 app[web.1]: at Socket.emit (events.js:315:20)
2020-09-25T11:00:10.261527+00:00 app[web.1]: at addChunk (_stream_readable.js:295:12)
2020-09-25T11:00:10.261528+00:00 app[web.1]: at readableAddChunk (_stream_readable.js:271:9)
2020-09-25T11:00:10.261528+00:00 app[web.1]: at Socket.Readable.push (_stream_readable.js:212:10)
2020-09-25T11:00:10.261529+00:00 app[web.1]: at TCP.onStreamRead (internal/stream_base_commons.js:186:23) {
2020-09-25T11:00:10.261530+00:00 app[web.1]: ok: 0,
2020-09-25T11:00:10.261531+00:00 app[web.1]: code: 18,
2020-09-25T11:00:10.261531+00:00 app[web.1]: codeName: 'AuthenticationFailed',
2020-09-25T11:00:10.261531+00:00 app[web.1]: operationTime: [Timestamp],
2020-09-25T11:00:10.261532+00:00 app[web.1]: '$clusterTime': [Object]
2020-09-25T11:00:10.261532+00:00 app[web.1]: }]
2020-09-25T11:00:10.261533+00:00 app[web.1]: at Pool.<anonymous> (/app/node_modules/mongodb/lib/core/topologies/server.js:438:11)
2020-09-25T11:00:10.261533+00:00 app[web.1]: at Pool.emit (events.js:315:20)
2020-09-25T11:00:10.261533+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/pool.js:562:14
2020-09-25T11:00:10.261534+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/pool.js:1009:9
2020-09-25T11:00:10.261534+00:00 app[web.1]: at callback (/app/node_modules/mongodb/lib/core/connection/connect.js:75:5)
2020-09-25T11:00:10.261535+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/connect.js:147:27
2020-09-25T11:00:10.261535+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/auth/scram.js:108:14
2020-09-25T11:00:10.261535+00:00 app[web.1]: at _callback (/app/node_modules/mongodb/lib/core/connection/connection.js:329:7)
2020-09-25T11:00:10.261536+00:00 app[web.1]: at Connection.messageHandler (/app/node_modules/mongodb/lib/core/connection/connection.js:360:9)
2020-09-25T11:00:10.261536+00:00 app[web.1]: at Connection.emit (events.js:315:20)
2020-09-25T11:00:10.264445+00:00 heroku[router]: at=info method=POST path="/signup" host=evening-coast-84225.herokuapp.com request_id=521aaf6d-7d63-4d15-8c8d-c3a8c8c1ea31 fwd="91.166.35.81" dyno=web.1 connect=2ms service=54ms status=302 bytes=252 protocol=https
2020-09-25T11:00:10.370377+00:00 heroku[router]: at=info method=GET path="/signup" host=evening-coast-84225.herokuapp.com request_id=e95baff4-d58c-479a-ab5c-95cd3163b72a fwd="91.166.35.81" dyno=web.1 connect=0ms service=4ms status=200 bytes=723 protocol=https
2020-09-25T11:00:10.502587+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=1958ab4f-ccbf-4c86-a803-b9a75877acde fwd="91.166.35.81" dyno=web.1 connect=0ms service=6ms status=304 bytes=237 protocol=https
2020-09-25T11:00:11.181066+00:00 app[web.1]: MongoNetworkError: failed to connect to server [iad2-c13-1.mongo.objectrocket.com:53577] on first connect [MongoError: Authentication failed.
2020-09-25T11:00:11.181084+00:00 app[web.1]: at Connection.messageHandler (/app/node_modules/mongodb/lib/core/connection/connection.js:360:19)
2020-09-25T11:00:11.181086+00:00 app[web.1]: at Connection.emit (events.js:315:20)
2020-09-25T11:00:11.181088+00:00 app[web.1]: at processMessage (/app/node_modules/mongodb/lib/core/connection/connection.js:452:10)
2020-09-25T11:00:11.181089+00:00 app[web.1]: at Socket.<anonymous> (/app/node_modules/mongodb/lib/core/connection/connection.js:621:15)
2020-09-25T11:00:11.181089+00:00 app[web.1]: at Socket.emit (events.js:315:20)
2020-09-25T11:00:11.181090+00:00 app[web.1]: at addChunk (_stream_readable.js:295:12)
2020-09-25T11:00:11.181091+00:00 app[web.1]: at readableAddChunk (_stream_readable.js:271:9)
2020-09-25T11:00:11.181091+00:00 app[web.1]: at Socket.Readable.push (_stream_readable.js:212:10)
2020-09-25T11:00:11.181092+00:00 app[web.1]: at TCP.onStreamRead (internal/stream_base_commons.js:186:23) {
2020-09-25T11:00:11.181093+00:00 app[web.1]: ok: 0,
2020-09-25T11:00:11.181094+00:00 app[web.1]: code: 18,
2020-09-25T11:00:11.181094+00:00 app[web.1]: codeName: 'AuthenticationFailed',
2020-09-25T11:00:11.181096+00:00 app[web.1]: operationTime: [Timestamp],
2020-09-25T11:00:11.181096+00:00 app[web.1]: '$clusterTime': [Object]
2020-09-25T11:00:11.181096+00:00 app[web.1]: }]
2020-09-25T11:00:11.181097+00:00 app[web.1]: at Pool.<anonymous> (/app/node_modules/mongodb/lib/core/topologies/server.js:438:11)
2020-09-25T11:00:11.181097+00:00 app[web.1]: at Pool.emit (events.js:315:20)
2020-09-25T11:00:11.181098+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/pool.js:562:14
2020-09-25T11:00:11.181098+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/pool.js:1009:9
2020-09-25T11:00:11.181098+00:00 app[web.1]: at callback (/app/node_modules/mongodb/lib/core/connection/connect.js:75:5)
2020-09-25T11:00:11.181099+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/connection/connect.js:147:27
2020-09-25T11:00:11.181099+00:00 app[web.1]: at /app/node_modules/mongodb/lib/core/auth/scram.js:108:14
2020-09-25T11:00:11.181100+00:00 app[web.1]: at _callback (/app/node_modules/mongodb/lib/core/connection/connection.js:329:7)
2020-09-25T11:00:11.181100+00:00 app[web.1]: at Connection.messageHandler (/app/node_modules/mongodb/lib/core/connection/connection.js:360:9)
2020-09-25T11:00:11.181100+00:00 app[web.1]: at Connection.emit (events.js:315:20)
2020-09-25T11:00:11.181770+00:00 heroku[router]: at=info method=POST path="/signup" host=evening-coast-84225.herokuapp.com request_id=9d65540b-8132-416b-95f1-61cac24d4810 fwd="91.166.35.81" dyno=web.1 connect=0ms service=67ms status=302 bytes=252 protocol=https
2020-09-25T11:00:11.296931+00:00 heroku[router]: at=info method=GET path="/signup" host=evening-coast-84225.herokuapp.com request_id=c77ce66c-2d50-4906-ae85-f3e2309288df fwd="91.166.35.81" dyno=web.1 connect=0ms service=8ms status=200 bytes=723 protocol=https
2020-09-25T11:00:11.429086+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=b131eaf2-e48e-462e-84d4-8f7b4d51aa1c fwd="91.166.35.81" dyno=web.1 connect=0ms service=3ms status=304 bytes=237 protocol=https
2020-09-25T11:00:13.161144+00:00 heroku[router]: at=info method=GET path="/public/style.css" host=evening-coast-84225.herokuapp.com request_id=b1ed0cde-00e7-4782-b32f-d04da727910f fwd="91.166.35.81" dyno=web.1 connect=1ms service=5ms status=304 bytes=237 protocol=https