{"id":11543,"date":"2023-02-02T16:33:15","date_gmt":"2023-02-02T08:33:15","guid":{"rendered":"https:\/\/www.modbus.cn\/?p=11543"},"modified":"2023-02-02T20:18:26","modified_gmt":"2023-02-02T12:18:26","slug":"node-red-zhong-http-request-jie-dian-ge-zhong-qing-qiu-xiang-jie","status":"publish","type":"post","link":"https:\/\/www.modbus.cn\/en\/11543.html","title":{"rendered":"node-red\u4e2dhttp request\u8282\u70b9\u5404\u79cd\u8bf7\u6c42\u8be6\u89e3"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u524d\u8a00<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728node-red\u4e2d\uff0c\u5982\u679c\u4f60\u60f3\u8981\u8bf7\u6c42\u5916\u90e8\u8d44\u6e90\uff0c\u6bd4\u5982\u83b7\u53d6\u5f53\u5730\u5929\u6c14\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c31\u53ef\u4ee5\u4f7f\u7528http request\u8282\u70b9\uff0c\u8fd9\u4e2a\u8282\u70b9\u53ef\u4ee5\u8ba9\u4f60\u7684node-red\u5e94\u7528\u96c6\u6210\u5404\u79cd\u63a5\u53e3\uff0c\u6570\u636e\u3002\u4e0d\u53d7\u8de8\u57df\u7684\u9650\u5236\uff0c\u53ef\u4ee5\u8bbf\u95ee\u5927\u90e8\u5206\u7684http\u63a5\u53e3\u3002\u652f\u6301\u7684\u8bf7\u6c42\u65b9\u6cd5\u4e5f\u6bd4\u8f83\u5168\uff0cGET,PUT,POST,PATCH\u6216DELETE\u90fd\u662f\u53ef\u4ee5\u7684\u3002\u5e76\u4e14\u652f\u6301\u81ea\u5b9a\u4e49\u5934\u90e8\uff0ccookie\uff0c\u8bf7\u6c42\u5730\u5740\u6a21\u677f\u5316\uff0c\u4e0a\u4f20\u6587\u4ef6\uff0c\u8bf7\u6c42\u8d85\u65f6\u3002\u7b49\u5404\u79cd\u5f3a\u5927\u7684\u529f\u80fd\u3002\u672c\u7bc7\u6587\u4ef6\u5c31\u6765\u8be6\u7ec6\u4ecb\u7ecd\u4e00\u4e0b\u4ed6\u7684\u5404\u79cd\u7528\u6cd5\uff0c\u5e2e\u52a9\u5927\u5bb6\u5feb\u901f\u5730\u638c\u63e1\u8d77\u6765\uff0c\u63d0\u5347\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>\u8282\u70b9\u914d\u7f6e\u6982\u8ff0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u8282\u70b9 \u6709\u8f93\u5165\uff0c\u6709\u8f93\u51fa<br>\u8f93\u5165\u7684\u914d\u7f6e\u9879\u6709\u8fd9\u4e9b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>url<\/code>&nbsp;\u5982\u679c\u672a\u5728\u8282\u70b9\u4e2d\u914d\u7f6e\uff0c\u5219\u6b64\u53ef\u9009\u5c5e\u6027\u8bbe\u7f6e\u8bf7\u6c42\u7684url\u3002<br><code>method<\/code>&nbsp;\u5982\u679c\u672a\u5728\u8282\u70b9\u4e2d\u914d\u7f6e\uff0c\u5219\u6b64\u53ef\u9009\u5c5e\u6027\u8bbe\u7f6e\u8bf7\u6c42\u7684HTTP\u65b9\u6cd5\u3002\u5fc5\u987b\u662fGET,PUT,POST,PATCH\u6216DELETE\u4e4b\u4e00\u3002<br><code>headers<\/code>&nbsp;\u8bbe\u7f6e\u8bf7\u6c42\u7684HTTP\u5934\u3002<br><code>cookies<\/code>&nbsp;\u5982\u679c\u8bbe\u7f6e\uff0c\u5219\u53ef\u7528\u4e8e\u53d1\u9001\u5e26\u6709\u8bf7\u6c42\u7684cookie\u3002<br><code>payload<\/code>&nbsp;\u53d1\u9001\u4e3a\u8bf7\u6c42\u7684\u6b63\u6587\u3002<br><code>rejectUnauthorized<\/code>&nbsp;\u5982\u679c\u8bbe\u7f6e\u4e3afalse\uff0c\u5219\u5141\u8bb8\u5bf9\u4f7f\u7528\u81ea\u7b7e\u540d\u8bc1\u4e66\u7684https\u7ad9\u70b9\u8fdb\u884c\u8bf7\u6c42\u3002<br><code>followRedirects<\/code>&nbsp;\u5982\u679c\u8bbe\u7f6e\u4e3afalse\uff0c\u5219\u963b\u6b62\u9075\u5faa\u91cd\u5b9a\u5411\uff08HTTP 301\uff09\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e3atrue<br><code>requestTimeout<\/code>&nbsp;\u5982\u679c\u8bbe\u7f6e\u4e3a\u6b63\u6570\u6beb\u79d2\uff0c\u5c06\u8986\u76d6\u5168\u5c40\u8bbe\u7f6e\u7684httpRequestTimeout\u53c2\u6570\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f93\u51fa\u7684\u53c2\u6570<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>payload<\/code>&nbsp;\u54cd\u5e94\u7684\u6b63\u6587\u3002\u53ef\u4ee5\u5c06\u8282\u70b9\u914d\u7f6e\u4e3a\u4ee5\u5b57\u7b26\u4e32\u5f62\u5f0f\u8fd4\u56de\u4e3b\u4f53\uff0c\u5c1d\u8bd5\u5c06\u5176\u89e3\u6790\u4e3aJSON\u5b57\u7b26\u4e32\u6216\u5c06\u5176\u4fdd\u7559\u4e3a\u4e8c\u8fdb\u5236buffer\u3002<br><code>statusCode<\/code>&nbsp;\u54cd\u5e94\u7684\u72b6\u6001\u7801\uff0c\u5982\u679c\u8bf7\u6c42\u65e0\u6cd5\u5b8c\u6210\uff0c\u5219\u8fd4\u56de\u9519\u8bef\u7801\u3002<br><code>headers<\/code>&nbsp;\u5305\u542b\u54cd\u5e94\u5934\u7684\u5bf9\u8c61\u3002<br><code>responseUrl<\/code>&nbsp;\u5982\u679c\u5728\u5904\u7406\u8bf7\u6c42\u65f6\u53d1\u751f\u4efb\u4f55\u91cd\u5b9a\u5411\uff0c\u5219\u6b64\u5c5e\u6027\u4e3a\u6700\u7ec8\u91cd\u5b9a\u5411\u7684URL\u3002\u5426\u5219\u5219\u4e3a\u539f\u59cb\u8bf7\u6c42\u7684URL\u3002<br><code>responseCookies<\/code>&nbsp;\u5982\u679c\u54cd\u5e94\u5305\u542bcookie\uff0c\u5219\u6b64\u5c5e\u6027\u662f\u6bcf\u4e2acookie\u7684\u2018\u540d\u79f0\/\u503c\u2019\u952e\u503c\u5bf9\u7684\u5bf9\u8c61\u3002<br><code>redirectList<\/code>&nbsp;\u5982\u679c\u8bf7\u6c42\u88ab\u91cd\u5b9a\u5411\u4e86\u4e00\u6b21\u6216\u591a\u6b21\uff0c\u5219\u7d2f\u79ef\u7684\u4fe1\u606f\u5c06\u88ab\u6dfb\u52a0\u5230\u6b64\u5c5e\u6027\u3002\u201clocation\u201d\u662f\u4e0b\u4e00\u4e2a\u91cd\u5b9a\u5411\u76ee\u6807\u3002cookie\u662f\u4ece\u91cd\u5b9a\u5411\u6e90\u8fd4\u56de\u7684cookie\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0a\u662f\u7ffb\u8bd1\u7684\u5b98\u65b9\u82f1\u6587\u6587\u6863\u3002\u4e0b\u9762\u6211\u4eec\u770b\u4e00\u4e0b\u5177\u4f53\u7684\u7279\u6b8a\u7528\u6cd5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>\u4f7f\u7528\u4ee3\u7801\u6765\u914d\u7f6ehttp request\u8282\u70b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8be5\u8282\u70b9\u7684\u8f93\u5165\u53c2\u6570\uff0c\u53ef\u4ee5\u5728\u914d\u7f6e\u9762\u677f\u91cc\uff0c\u914d\u7f6e\uff0c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u540c\u65f6\u4e5f\u53ef\u4ee5\u5728\u6d41\u4e2d\u8bbe\u7f6e\u3002<br>\u6bd4\u5982\u4f60\u8981\u7528GET\u65b9\u6cd5\u8bf7\u6c42<code>https:\/\/fizzz.blog.csdn.net\/<\/code>\u5730\u5740\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9664\u4e86\u5728\u9762\u677f\u91cc\u914d\u7f6e\u5916\uff0c\u4f60\u8fd8\u53ef\u4ee5\u8fd9\u6837\u5728http request\u63a5\u53e3\u524d\u4f7f\u7528function\u8282\u70b9\u8fd9\u6837\u8bf7\u6c42\u53c2\u6570<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>msg.method = 'GET'\nmsg.url = 'https:\/\/fizzz.blog.csdn.net\/'\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9664\u6b64\u4e4b\u5916\uff0c\u4f60\u8fd8\u53ef\u4ee5\u8bbe\u7f6e\u591a\u4e2a\u81ea\u5b9a\u4e49\u7684Headers<br>\u5982\u4f8b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>msg.method = 'GET'\nmsg.url = 'https:\/\/fizzz.blog.csdn.net\/?name=fizz&amp;age=18'\nmsg.headers = {}\nmsg.headers&#91;'X-Auth-User'] = 'fizz'\nmsg.headers&#91;'X-Auth-Key'] = 'fizz-key'\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u914d\u7f6ehttp request \u8282\u70b9\u7684\u914d\u7f6e\u53c2\u6570\u4e2d\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u6a21\u677f\u6765\u5f15\u7528msg\u4e2d\u7684\u53d8\u91cf<br>\u5982\u4e0b\uff0c\u5c06url\u914d\u7f6e\u6210\u8fd9\u6837<br><code>https:\/\/{{domin}}.blog.csdn.net\/<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d8\u91cf<code>domin<\/code>\u5728\u4e0a\u6e38\u6ce8\u5165\u5230msg\u4e2d<code>msg.domin<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4f60\u4f7f\u7528\u7684\u662fPOST\u8bf7\u6c42\u65f6\uff0c\u53c2\u6570\u5e94\u8be5\u8fd9\u6837\u8bbe\u7f6e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>msg.method = 'POST'\nmsg.url = 'https:\/\/fizzz.blog.csdn.net\/?name=fizz&amp;age=18'\nmsg.payload = {}\nmsg.payload.name = 'fizz'\nmsg.payload.key = 'fizz-key'\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><a><\/a>\u8868\u5355\u6570\u636e\uff0c\u6587\u4ef6\u4e0a\u4f20<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8bf7\u6570\u636e\u4e3a\u8868\u5355\u6570\u636e\uff0c\u5e94\u5c06msg.headers[\u201ccontent-type\u201d]\u8bbe\u7f6e\u4e3a<code>application\/x-www-form-urlencoded<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u4e0a\u4f20\u6587\u4ef6\u7684\u573a\u666f\uff0c\u9700\u8981\u7279\u6b8a\u8bbe\u7f6e\u4e00\u4e0bhttp request\u8282\u70b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u6267\u884c\u6587\u4ef6\u4e0a\u4f20\uff0c\u5e94\u5c06msg.headers[\u201ccontent-type\u201d]\u8bbe\u7f6e\u4e3a<code>multipart\/form-data<\/code>\u548c<code>msg.payload<\/code>\u4f20\u9012\u7ed9\u8282\u70b9\u7684\u5fc5\u987b\u662f\u5177\u6709\u4ee5\u4e0b\u7ed3\u6784\u7684\u5bf9\u8c61\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>{\n    \"KEY\": {\n        \"value\": FILE_CONTENTS,\n        \"options\": {\n            \"filename\": \"FILENAME\"\n        }\n    }\n}\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">KEY,FILE_CONTENTS\u548cFILENAME\u7684\u503c\u5e94\u8bbe\u7f6e\u4e3a\u9002\u5f53\u7684\u503c\u3002<\/p>\n<span id=\"magicpostMarker\"><\/span>","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u5728node-red\u4e2d\uff0c\u5982\u679c\u4f60\u60f3\u8981\u8bf7\u6c42\u5916\u90e8\u8d44\u6e90\uff0c\u6bd4\u5982\u83b7\u53d6&#8230;<\/p>","protected":false},"author":106,"featured_media":27977,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[1381],"tags":[1403],"class_list":["post-11543","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-node-red","tag-node-red"],"_links":{"self":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/11543","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/users\/106"}],"replies":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/comments?post=11543"}],"version-history":[{"count":0,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/posts\/11543\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media\/27977"}],"wp:attachment":[{"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/media?parent=11543"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/categories?post=11543"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.modbus.cn\/en\/wp-json\/wp\/v2\/tags?post=11543"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}