在nodejs的请求模块中发送大的xml

我有一个非常大的xml使用wsjs节点模块生成。 看起来像

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:diag="http://diagnostic.ws.fcrewards.test.com/" xmlns:ws="http://www.w3.org/2005/08/addressing" xmlns:u="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"xmlns:o="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"><soapenv:Header><ws:Action>http://diagnostic.ws.fcrewards.test.com/doEcho</ws:Action><ws:To>https://ws.mastercard.com/mtf/MRS/DiagnosticService</ws:To><ws:MessageID>35b479f1-5a54-e9a4-5551-0f15507f54b8</ws:MessageID><ws:ReplyTo><ws:Address>http://www.w3.org/2005/08/addressing/role/anonymous</ws:Address></ws:ReplyTo><o:Security><u:Timestamp wsu:Id="_0" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd"><u:Created>2017-02-24T17:13:13Z</u:Created><u:Expires>2017-02-24T17:18:13Z</u:Expires></u:Timestamp><o:BinarySecurityToken ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3" EncodingType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-soap-message-security-1.0#Base64Binary" u:Id="sec_0">MIID1zCCAr+gAwIBAgIRAIVAIPeDa+CgeYorExNgwDQYJKoZIhvcNAQELBQAwgYUxCzAJBgNVBAYTAkJFMRwwGgYDVQQKExNNYXN0ZUNhcmQgV29ybGR3aWRlMSQwIgYDVQQLExtHbG9iYWwgSW5mb3JtYXRpb24gU2VjdXJpdHkxMjAwBgNVBAjdjdjjdjdjjdjjdQgUFJEIE1lc3NhZ2VzIFNpssssssssssssssssssssssssIxNjIxMzcwN1owZjEbMBkGA1UEAxMSbXRmLkNIUy5wYXlGb3J3jdjjdjdjdjjdjjndkwlklwlwlwww25pbmcgU1cxDjAMBgNVBAsTBUNIUyAxMQswCQYDVQQGEwJVUzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAM675qti1N/aMP+YsPe9UIaJasISYzIpEoysKhClmWfBTqJTrcw0UWnraSOGqdPvEpgcLdW2BwnZ+T2gmcLa/BY69hW+CYm0pR0px9MPNuP77YcJCS5d6ffuHvTlkVpBq2hWVhOck0X0uhu+m2I6G8Dshi8yiBJohs+jpuf63OxVtBTemFNM5pVDdB5z7sYhkrdcNzlSoPTKNcTFfZgnj0G6iwkb4XK1mSlXbQL8jYEPPZWDdxPFl1SrSnwUoyl3r84SZrV13JstZ4YrolAm8mmKB7pU+bJ46+zpeYDRDo/YH4cxSpkyPUuwB27PtLk1J/9FgBNLfY0XQnlk/b3Mm3MCAwEAAaNgMF4wHwYDVR0jBBgwFoAU66ASd4JT9FhYrwHp4f9kBT5H2aowDAYDVR0TBAUwAwIBADAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0OBBYEFJ1obzmA1M2PIL8GumtHSIdwUrZMMA0GCSqGSIb3DQEBCwUAA4IBAQASqfFjdTt74OHwmEJVlO3pYnnHcxvDU0v7+2xTTMpWSAKmfDGf5j71UDsa6E/ymclcz/mdbsHSvyYii8TsrYK8Nyq6o2nTAQ0mhRhSpip7kjv5eQ0PtJZhl0Je7W9b3GIS1M5IbNN7xusKNHaJSg7ZIf/gUwWuBOq1CxABE0xRGY5b5e6giglP2iJwgeOHukmeGiLck3HGqZjei+T/Fnvsyy7hQ6qzGTDZg6B6yd1ojMZddmjDV8QsQfUQWM0//rvORZup98VP7I9LmrDBQuu7cPPy0Vg8VRWZC9wrM82e6IHl1uMovU12PCth1vAcSyTjuorNn5NoQg8FIoLCdgLk</o:BinarySecurityToken><Signature xmlns="http://www.w3.org/2000/09/xmldsig#"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/><SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/><Reference URI="#_0"><Transforms><Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/></Transforms><DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/><DigestValue>qNgtbxFDtGr1QCRG4ZnGSzfWqQ+GZJkuQAHgTxcI4B8=</DigestValue></Reference></SignedInfo><SignatureValue>ZqHJTwD91tcddddddddd3uZkuChVE0BHEx55YF3kGNw1D55VbunmbNZkmxxkuBvyAMjns/DJ8/duThXhlAmyPLYhRgj4djz8smJbksago1Tb+DFT8RQ4tOVPD2TPSaC5wrwA9g9zCCpPDHHv5FmZ4TIxwkPjG37MBqOIgUF8cUkL9kXU0sIJrUQddddddddddddddddddddddddddddddddddddddddddddddddddddddwsRtcjKDksvWpMBj0oSysWi+8/ce2HnO4nOuhrvX66BDOAyPL+avL2+JNTlA==</SignatureValue><KeyInfo><o:SecurityTokenReference><o:Reference URI="#sec_0" ValueType="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-x509-token-profile-1.0#X509v3"/></o:SecurityTokenReference></KeyInfo></Signature></o:Security></soapenv:Header><soapenv:Body><diag:doEcho>Cieran</diag:doEcho></soapenv:Body></soapenv:Envelope> 

当我发送这个请求使用node.js的请求模块

 request.post({ url: ctx.url, body: ctx.request, headers: { "SOAPAction": ctx.action, "Content-Type": ctx.contentType, "ContentLength": Buffer.byteLength(ctx.request), "MIME-Version": "1.0", "Connection": "Keep-Alive", "AcceptEncoding": "gzip" }, encoding: null, rejectUnauthorized: true, agentOptions: ctx.agentOptions }, function(error, response, body) { ctx.response = body if (response) { ctx.resp_headers = response.headers ctx.resp_contentType = response.headers["content-type"] } if (error) ctx.error = error else ctx.statusCode = response.statusCode callback(ctx) }) 

ctx.request中有整个XML作为1大string我总是得到授权失败的错误,因为端点是正确地拒绝我的请求。 但是,如果我把XML,并把它放在SOAPUI和格式xml然后我得到正确的结果。 所以我得出结论,因为我发送身体为1大xml的端点不喜欢我的要求。 什么是这个解决方法? 有没有其他可用的节点模块可以格式化xml或将其分解成小string?