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ruby net/http模块使用

时间:2018-05-07 00:46:02      阅读:572      评论:0      收藏:0      [点我收藏+]

标签:查询   请求   允许   ESS   param   ica   encode   执行   会话   


ruby中的NET::HTTP方法不支持持久连接,如果您执行许多HTTP请求,则不推荐它们;这里暂时先列出几个固定用法(用来还是有点不舒服的):

其中一,二不支持请求头设置(header取ruby默认值),只能用于基本的请求;三,四可以设置请求头;

NET::HTTP不能处理重定向和404 ;不支持会话保持

一. 基本GET请求get_response

require net/http

# 基本GET请求
require net/http
uri = URI(http://httpbin.org/get)
response = Net::HTTP.get_response(uri)
puts response.body


# 带参数的GET请求
require net/http
uri = URI(http://httpbin.org/get?name=zhaofan&age=23)
response = Net::HTTP.get_response(uri)
puts response.body

# 如果我们想要在URL查询字符串传递数据,通常我们会通过httpbin.org/get?key=val方式传递
# URI模块允许使用 encode_www_form 方法,将一个HASH来进行转化,例子如下:
require net/http
uri = URI(http://httpbin.org/get?)
data = {name:zhaofan, age:23}
uri.query = URI.encode_www_form(data)
response = Net::HTTP.get_response(uri)
puts response.body

 

二.基本post请求post_form(header默认为application/x-www-form-urlencoded)

require net/http

# 基本POST请求
# 通过在发送post请求时添加一个params参数,这个params参数可以通过字典构造成;
# 该方法底层和get_response一样都是调用了response方法
uri = URI(http://httpbin.org/post)
params = {name:zhaofan, age:23}
res = Net::HTTP.post_form(uri, params)
puts res.body

 

三.get固定用法

require net/http

url = URI(http://httpbin.org/get?)
# 设置请求参数
params = {name:test}
url.query = URI.encode_www_form(params)
http = Net::HTTP.new(url.host, url.port)
# 设置请求头
header = {user-agent:Chrome/61.0.3163.100}

response = http.get(url, header)
puts response.body

 

四.post固定用法

  • application/json
    require net/http
    require json
    
    #application/json
    url = URI(http://httpbin.org/post)
    
    http = Net::HTTP.new(url.host, url.port)
    # 设置请求参数
    data = {code:1, sex:, id:1900, name: test}.to_json
    # 设置请求头
    header = {content-type:application/json}
    response = http.post(url, data, header)
    puts response.body

     

  • application/x-www-form-urlencoded
    require net/http
    require json
    
    #application/x-www-form-urlencoded
    url = URI(http://httpbin.org/post)
    http = Net::HTTP.new(url.host, url.port)
    #encodeURI参数
    data = URI.encode_www_form({name:test})
    #设置请求头
    header = {content-type:application/x-www-form-urlencoded}
    response = http.post(url, data,header)
    puts response.body

     

 五.response响应内容

require net/http
uri = URI(http://www.baidu.com)
response = Net::HTTP.get_response(uri)
puts "http版本:#{response.http_version}" #=> 1.1
puts "响应代码: #{response.code}" #=> 200
puts "响应信息:#{response.message}" #=> ok
puts "uri:#{response.uri}" #=> http://www.baidu.com
puts "解码信息:#{response.decode_content}" #=> true
puts response.body #=> 响应体
response.header.each do |k,v|
  puts "#{k}:#{v}"
end #=> 响应头

 

六.发送https请求

require net/https
# 设置https
http.use_ssl = true
http.verify_mode = OpenSSL::SSL::VERIFY_NONE

 

ruby net/http模块使用

标签:查询   请求   允许   ESS   param   ica   encode   执行   会话   

原文地址:https://www.cnblogs.com/wf0117/p/9000443.html

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