0
나는 이것에 머리를 쓰고 있습니다.expressjs 서버 HTTP 요청이 빈 응답을 반환합니다.
저는 expressjs에 새로 왔으며 지금은 다른 소포 웹 사이트에서 데이터를 가져 오는 프록시 역할을하는 웹 사이트를 개발 중입니다.
우편 배달부에서 얻은 정보는 다음과 같습니다.
- 요청 방법은, 응답이 도시되어있다 (총 6)에 표시되는 두 개의 URL PARAMS
- 요청 헤더
- 얻을이다
어이이 스크린에 대해 불 상태 코드 200이 포함 된 응답 필드의 html 페이지로
내가 expresssjs 코드 다음 생성 동작을 요구하는 이상으로 해내 : 당신이 볼 수 있듯이, 나는 똑같은 요청 방법, 호스트 경로를 사용하고
-------------1
pGuid::900016077939
-------------2 (Request Option)
{ host: 'www.zhonghuan.com.au',
path: 'clientController.do?getlogisticsDetail&parcelNo=900016077939',
method: 'GET',
headers:
{ 'Upgrade-Insecure-Requests': '1',
'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36',
Accept: 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
'Accept-Encoding': 'gzip, deflate, sdch',
'Accept-Language': 'en-AU,en;q=0.8,en-US;q=0.6',
Cookie: 'JSESSIONID=5D11F26C0B41F60481C2426623C197B5' } }
express:router dispatching GET /static/images/cmp_logo_chs.png +58ms
express:router query : /static/images/cmp_logo_chs.png +0ms
express:router expressInit : /static/images/cmp_logo_chs.png +0ms
express:router jsonParser : /static/images/cmp_logo_chs.png +0ms
express:router serveStatic : /static/images/cmp_logo_chs.png +0ms
express:router dispatching GET /fonts/glyphicons-halflings-regular.woff2 +1ms
express:router query : /fonts/glyphicons-halflings-regular.woff2 +0ms
express:router expressInit : /fonts/glyphicons-halflings-regular.woff2 +0ms
express:router jsonParser : /fonts/glyphicons-halflings-regular.woff2 +0ms
express:router serveStatic : /fonts/glyphicons-halflings-regular.woff2 +0ms
express:router dispatching GET /favicon.ico +0ms
express:router query : /favicon.ico +0ms
express:router expressInit : /favicon.ico +6ms
express:router jsonParser : /favicon.ico +0ms
express:router serveStatic : /favicon.ico +0ms
express:router <anonymous> : /static/images/cmp_logo_chs.png +0ms
express:router serveStatic : /static/images/cmp_logo_chs.png +0ms
express:router <anonymous> : /fonts/glyphicons-halflings-regular.woff2 +3ms
express:router serveStatic : /fonts/glyphicons-halflings-regular.woff2 +0ms
express:router <anonymous> : /favicon.ico +7ms
express:router serveStatic : /favicon.ico +0ms
express:router trim prefix (/static) from url /static/images/cmp_logo_chs.png +0ms
express:router serveStatic /static : /static/images/cmp_logo_chs.png +0ms
express:router trim prefix (/fonts) from url /fonts/glyphicons-halflings-regular.woff2 +1ms
express:router serveStatic /fonts : /fonts/glyphicons-halflings-regular.woff2 +0ms
express:router trim prefix (/favicon.ico) from url /favicon.ico +1ms
express:router <anonymous> /favicon.ico : /favicon.ico +0ms
-------------3
--------------------------start res
-------------4
output::
innerRes::
IncomingMessage {
_readableState:
ReadableState {
objectMode: false,
highWaterMark: 16384,
buffer: [],
length: 0,
pipes: null,
pipesCount: 0,
flowing: true,
ended: true,
endEmitted: true,
reading: false,
sync: true,
needReadable: false,
emittedReadable: false,
readableListening: false,
defaultEncoding: 'utf8',
ranOut: false,
awaitDrain: 0,
readingMore: false,
decoder: null,
encoding: null,
resumeScheduled: false },
readable: false,
domain: null,
_events:
{ end: [ [Function: responseOnEnd], [Function] ],
data: [Function] },
_eventsCount: 2,
_maxListeners: undefined,
socket:
Socket {
_connecting: false,
_hadError: false,
_handle: null,
_parent: null,
_host: 'www.zhonghuan.com.au',
_readableState:
ReadableState {
objectMode: false,
highWaterMark: 16384,
buffer: [],
length: 0,
pipes: null,
pipesCount: 0,
flowing: true,
ended: false,
endEmitted: false,
reading: true,
sync: false,
needReadable: true,
emittedReadable: false,
readableListening: false,
defaultEncoding: 'utf8',
ranOut: false,
awaitDrain: 0,
readingMore: false,
decoder: null,
encoding: null,
resumeScheduled: false },
readable: false,
domain: null,
_events:
{ end: [Object],
finish: [Function: onSocketFinish],
_socketEnd: [Function: onSocketEnd],
free: [Function: onFree],
close: [Object],
agentRemove: [Function: onRemove],
drain: [Function: ondrain],
error: [Function: socketErrorListener] },
_eventsCount: 8,
_maxListeners: undefined,
_writableState:
WritableState {
objectMode: false,
highWaterMark: 16384,
needDrain: false,
ending: true,
ended: true,
finished: true,
decodeStrings: false,
defaultEncoding: 'utf8',
length: 0,
writing: false,
corked: 0,
sync: false,
bufferProcessing: false,
onwrite: [Function],
writecb: null,
writelen: 0,
bufferedRequest: null,
lastBufferedRequest: null,
pendingcb: 0,
prefinished: true,
errorEmitted: false },
writable: false,
allowHalfOpen: false,
destroyed: true,
bytesRead: 130,
_bytesDispatched: 509,
_sockname: null,
_pendingData: null,
_pendingEncoding: '',
parser: null,
_httpMessage:
ClientRequest {
domain: null,
_events: [Object],
_eventsCount: 1,
_maxListeners: undefined,
output: [],
outputEncodings: [],
outputCallbacks: [],
outputSize: 0,
writable: true,
_last: true,
chunkedEncoding: false,
shouldKeepAlive: false,
useChunkedEncodingByDefault: false,
sendDate: false,
_removedHeader: {},
_contentLength: 0,
_hasBody: true,
_trailer: '',
finished: true,
_headerSent: true,
socket: [Circular],
connection: [Circular],
_header: 'GET clientController.do?getlogisticsDetail&parcelNo=900016077939 HTTP/1.1\r\nUpgrade-Insecure-Requests: 1\r\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8\r\nAccept-Encoding: gzip, deflate, sdch\r\nAccept-Language: en-AU,en;q=0.8,en-US;q=0.6\r\nCookie: JSESSIONID=5D11F26C0B41F60481C2426623C197B5\r\nHost: www.zhonghuan.com.au\r\nConnection: close\r\n\r\n',
_headers: [Object],
_headerNames: [Object],
_onPendingData: null,
agent: [Object],
socketPath: undefined,
method: 'GET',
path: 'clientController.do?getlogisticsDetail&parcelNo=900016077939',
parser: null,
res: [Circular] },
read: [Function],
_consuming: true,
_idleNext: null,
_idlePrev: null,
_idleTimeout: -1 },
connection:
Socket {
_connecting: false,
_hadError: false,
_handle: null,
_parent: null,
_host: 'www.zhonghuan.com.au',
_readableState:
ReadableState {
objectMode: false,
highWaterMark: 16384,
buffer: [],
length: 0,
pipes: null,
pipesCount: 0,
flowing: true,
ended: false,
endEmitted: false,
reading: true,
sync: false,
needReadable: true,
emittedReadable: false,
readableListening: false,
defaultEncoding: 'utf8',
ranOut: false,
awaitDrain: 0,
readingMore: false,
decoder: null,
encoding: null,
resumeScheduled: false },
readable: false,
domain: null,
_events:
{ end: [Object],
finish: [Function: onSocketFinish],
_socketEnd: [Function: onSocketEnd],
free: [Function: onFree],
close: [Object],
agentRemove: [Function: onRemove],
drain: [Function: ondrain],
error: [Function: socketErrorListener] },
_eventsCount: 8,
_maxListeners: undefined,
_writableState:
WritableState {
objectMode: false,
highWaterMark: 16384,
needDrain: false,
ending: true,
ended: true,
finished: true,
decodeStrings: false,
defaultEncoding: 'utf8',
length: 0,
writing: false,
corked: 0,
sync: false,
bufferProcessing: false,
onwrite: [Function],
writecb: null,
writelen: 0,
bufferedRequest: null,
lastBufferedRequest: null,
pendingcb: 0,
prefinished: true,
errorEmitted: false },
writable: false,
allowHalfOpen: false,
destroyed: true,
bytesRead: 130,
_bytesDispatched: 509,
_sockname: null,
_pendingData: null,
_pendingEncoding: '',
parser: null,
_httpMessage:
ClientRequest {
domain: null,
_events: [Object],
_eventsCount: 1,
_maxListeners: undefined,
output: [],
outputEncodings: [],
outputCallbacks: [],
outputSize: 0,
writable: true,
_last: true,
chunkedEncoding: false,
shouldKeepAlive: false,
useChunkedEncodingByDefault: false,
sendDate: false,
_removedHeader: {},
_contentLength: 0,
_hasBody: true,
_trailer: '',
finished: true,
_headerSent: true,
socket: [Circular],
connection: [Circular],
_header: 'GET clientController.do?getlogisticsDetail&parcelNo=900016077939 HTTP/1.1\r\nUpgrade-Insecure-Requests: 1\r\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8\r\nAccept-Encoding: gzip, deflate, sdch\r\nAccept-Language: en-AU,en;q=0.8,en-US;q=0.6\r\nCookie: JSESSIONID=5D11F26C0B41F60481C2426623C197B5\r\nHost: www.zhonghuan.com.au\r\nConnection: close\r\n\r\n',
_headers: [Object],
_headerNames: [Object],
_onPendingData: null,
agent: [Object],
socketPath: undefined,
method: 'GET',
path: 'clientController.do?getlogisticsDetail&parcelNo=900016077939',
parser: null,
res: [Circular] },
read: [Function],
_consuming: true,
_idleNext: null,
_idlePrev: null,
_idleTimeout: -1 },
httpVersionMajor: 1,
httpVersionMinor: 1,
httpVersion: '1.1',
complete: true,
headers:
{ server: 'Apache-Coyote/1.1',
'content-length': '0',
date: 'Mon, 05 Sep 2016 14:34:27 GMT',
connection: 'close' },
rawHeaders:
[ 'Server',
'Apache-Coyote/1.1',
'Content-Length',
'0',
'Date',
'Mon, 05 Sep 2016 14:34:27 GMT',
'Connection',
'close' ],
trailers: {},
rawTrailers: [],
upgrade: false,
url: '',
method: null,
statusCode: 400,
statusMessage: 'Bad Request',
client:
Socket {
_connecting: false,
_hadError: false,
_handle: null,
_parent: null,
_host: 'www.zhonghuan.com.au',
_readableState:
ReadableState {
objectMode: false,
highWaterMark: 16384,
buffer: [],
length: 0,
pipes: null,
pipesCount: 0,
flowing: true,
ended: false,
endEmitted: false,
reading: true,
sync: false,
needReadable: true,
emittedReadable: false,
readableListening: false,
defaultEncoding: 'utf8',
ranOut: false,
awaitDrain: 0,
readingMore: false,
decoder: null,
encoding: null,
resumeScheduled: false },
readable: false,
domain: null,
_events:
{ end: [Object],
finish: [Function: onSocketFinish],
_socketEnd: [Function: onSocketEnd],
free: [Function: onFree],
close: [Object],
agentRemove: [Function: onRemove],
drain: [Function: ondrain],
error: [Function: socketErrorListener] },
_eventsCount: 8,
_maxListeners: undefined,
_writableState:
WritableState {
objectMode: false,
highWaterMark: 16384,
needDrain: false,
ending: true,
ended: true,
finished: true,
decodeStrings: false,
defaultEncoding: 'utf8',
length: 0,
writing: false,
corked: 0,
sync: false,
bufferProcessing: false,
onwrite: [Function],
writecb: null,
writelen: 0,
bufferedRequest: null,
lastBufferedRequest: null,
pendingcb: 0,
prefinished: true,
errorEmitted: false },
writable: false,
allowHalfOpen: false,
destroyed: true,
bytesRead: 130,
_bytesDispatched: 509,
_sockname: null,
_pendingData: null,
_pendingEncoding: '',
parser: null,
_httpMessage:
ClientRequest {
domain: null,
_events: [Object],
_eventsCount: 1,
_maxListeners: undefined,
output: [],
outputEncodings: [],
outputCallbacks: [],
outputSize: 0,
writable: true,
_last: true,
chunkedEncoding: false,
shouldKeepAlive: false,
useChunkedEncodingByDefault: false,
sendDate: false,
_removedHeader: {},
_contentLength: 0,
_hasBody: true,
_trailer: '',
finished: true,
_headerSent: true,
socket: [Circular],
connection: [Circular],
_header: 'GET clientController.do?getlogisticsDetail&parcelNo=900016077939 HTTP/1.1\r\nUpgrade-Insecure-Requests: 1\r\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8\r\nAccept-Encoding: gzip, deflate, sdch\r\nAccept-Language: en-AU,en;q=0.8,en-US;q=0.6\r\nCookie: JSESSIONID=5D11F26C0B41F60481C2426623C197B5\r\nHost: www.zhonghuan.com.au\r\nConnection: close\r\n\r\n',
_headers: [Object],
_headerNames: [Object],
_onPendingData: null,
agent: [Object],
socketPath: undefined,
method: 'GET',
path: 'clientController.do?getlogisticsDetail&parcelNo=900016077939',
parser: null,
res: [Circular] },
read: [Function],
_consuming: true,
_idleNext: null,
_idlePrev: null,
_idleTimeout: -1 },
_consuming: true,
_dumped: false,
req:
ClientRequest {
domain: null,
_events: { error: [Function] },
_eventsCount: 1,
_maxListeners: undefined,
output: [],
outputEncodings: [],
outputCallbacks: [],
outputSize: 0,
writable: true,
_last: true,
chunkedEncoding: false,
shouldKeepAlive: false,
useChunkedEncodingByDefault: false,
sendDate: false,
_removedHeader: {},
_contentLength: 0,
_hasBody: true,
_trailer: '',
finished: true,
_headerSent: true,
socket:
Socket {
_connecting: false,
_hadError: false,
_handle: null,
_parent: null,
_host: 'www.zhonghuan.com.au',
_readableState: [Object],
readable: false,
domain: null,
_events: [Object],
_eventsCount: 8,
_maxListeners: undefined,
_writableState: [Object],
writable: false,
allowHalfOpen: false,
destroyed: true,
bytesRead: 130,
_bytesDispatched: 509,
_sockname: null,
_pendingData: null,
_pendingEncoding: '',
parser: null,
_httpMessage: [Circular],
read: [Function],
_consuming: true,
_idleNext: null,
_idlePrev: null,
_idleTimeout: -1 },
connection:
Socket {
_connecting: false,
_hadError: false,
_handle: null,
_parent: null,
_host: 'www.zhonghuan.com.au',
_readableState: [Object],
readable: false,
domain: null,
_events: [Object],
_eventsCount: 8,
_maxListeners: undefined,
_writableState: [Object],
writable: false,
allowHalfOpen: false,
destroyed: true,
bytesRead: 130,
_bytesDispatched: 509,
_sockname: null,
_pendingData: null,
_pendingEncoding: '',
parser: null,
_httpMessage: [Circular],
read: [Function],
_consuming: true,
_idleNext: null,
_idlePrev: null,
_idleTimeout: -1 },
_header: 'GET clientController.do?getlogisticsDetail&parcelNo=900016077939 HTTP/1.1\r\nUpgrade-Insecure-Requests: 1\r\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8\r\nAccept-Encoding: gzip, deflate, sdch\r\nAccept-Language: en-AU,en;q=0.8,en-US;q=0.6\r\nCookie: JSESSIONID=5D11F26C0B41F60481C2426623C197B5\r\nHost: www.zhonghuan.com.au\r\nConnection: close\r\n\r\n',
_headers:
{ 'upgrade-insecure-requests': '1',
'user-agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36',
accept: 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
'accept-encoding': 'gzip, deflate, sdch',
'accept-language': 'en-AU,en;q=0.8,en-US;q=0.6',
cookie: 'JSESSIONID=5D11F26C0B41F60481C2426623C197B5',
host: 'www.zhonghuan.com.au' },
_headerNames:
{ 'upgrade-insecure-requests': 'Upgrade-Insecure-Requests',
'user-agent': 'User-Agent',
accept: 'Accept',
'accept-encoding': 'Accept-Encoding',
'accept-language': 'Accept-Language',
cookie: 'Cookie',
host: 'Host' },
_onPendingData: null,
agent:
Agent {
domain: null,
_events: [Object],
_eventsCount: 1,
_maxListeners: undefined,
defaultPort: 80,
protocol: 'http:',
options: [Object],
requests: {},
sockets: [Object],
freeSockets: {},
keepAliveMsecs: 1000,
keepAlive: false,
maxSockets: Infinity,
maxFreeSockets: 256 },
socketPath: undefined,
method: 'GET',
path: 'clientController.do?getlogisticsDetail&parcelNo=900016077939',
parser: null,
res: [Circular] },
read: [Function] }
:
'use strict';
var http = require("http");
//var https = require("https");
exports.fetchPackageFromWeb = function (req, res, next) {
//res.send('hello world');
//fetch package info
console.log('-------------1');
let pGuid = req.query.pGuid;
console.log('pGuid::' + pGuid);
var optDic = {
'auexpress': {
host: 'www.auexpress.com.au',
path: `/TOrderQuery_Service.aspx?OrderId=${pGuid}`,
},
'chs': {
host: 'www.zhonghuan.com.au',
path: `clientController.do?getlogisticsDetail&parcelNo=${pGuid}`,
}
}
console.log('-------------2');
var options = {
host: optDic[req.query.company].host,
path: optDic[req.query.company].path,
method: 'GET',
headers: {
'Upgrade-Insecure-Requests' : '1'
,'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36'
,'Accept' : 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8'
, 'Accept-Encoding': 'gzip, deflate, sdch'
, 'Accept-Language': 'en-AU,en;q=0.8,en-US;q=0.6'
,'Cookie' : 'JSESSIONID=5D11F26C0B41F60481C2426623C197B5'
}
};
console.log(options);
var port = http;
var InnerReq = port.request(options, function (innerRes) {
var output = '';
console.log('-------------3');
//console.log(options.host + ':' + innerRes.statusCode);
//innerRes.setEncoding('utf8');
console.log('--------------------------start res');
//console.log(innerRes);
innerRes.on('data', function (chunk) {
output += chunk;
});
innerRes.on('end', function() {
console.log('-------------4');
console.log('output::' + output);
console.log('innerRes::')
console.log(innerRes);
res.send(output)
});
});
InnerReq.on('error', function (err) {
//res.send('error: ' + err.message);
console.log(err);
});
InnerReq.end();
}
을하고 다음 디버깅은 넣어 밖으로 , 헤더가 있지만 응답 본문이 비어있는 200 상태로 끝납니다.
무엇이 누락 되었습니까? 어떻게해야합니까?
감사합니다 !!!
그것은 인정하기 정말 어렵다하지만 난 그런 바보 같은 실수를했다. 감사 – TypingPanda