IP Server

Author: pathbox

Diff for: alias_method_chain.rb

@@ -23,7 +23,6 @@
 # # do something after m2
 # # => nil
 
-
 class Klass
   def salute
     puts "Aloha!"

Diff for: server_lib/ip_server.rb

@@ -0,0 +1,91 @@
+class IPServer
+
+  API_URL = 'http://freeapi.ipip.net'
+
+  def initialize(ip)
+    @ip = ip
+  end
+
+  # returns:
+  #   [
+  #     "中国",  // 国家
+  #     "天津",  // 省会或直辖市（国内）
+  #     "天津",  // 地区或城市 （国内）
+  #     "",     // 学校或单位 （国内）
+  #     "联通",  // 运营商字段
+  #   ]
+
+  def location
+    @location ||= begin
+      cached_request
+    end
+  end
+
+  # https://www.ipip.net/api.html 已升级为收费
+  # curl "http://ipapi.ipip.net/find?addr=118.28.8.8" -H "Token: my_token"
+  # NOTICE: ipip由于受到攻击,把ua为Ruby开头的封掉了,RestClient默认为Ruby的Ua
+  Header = {"Token" => my_token, "User-Agent" => "curl"}
+  ApiUrl = "http://ipapi.ipip.net/find"
+  IpExpireTime = 60.days
+
+  def cached_request
+    redis_get_ip(@ip) or \
+    begin
+      url = "#{ApiUrl}?addr=#{@ip}"
+      res = JSON.parse RestClient::Request.execute(method: :get, url: url, headers: Header, timeout: 1)
+      data = res['data'][0..4]
+      redis
+    rescue Exception => e
+      e.error_log("IPIP ERROR: #{@ip}")
+      ["", "", "", "", ""].freeze
+    end
+  end
+
+  def redis_set_ip(ip,data)
+    redis.set("IPIP:#{ip}", data.to_json, ex: IpExpireTime)
+  end
+  def redis_get_ip(ip)
+    redis.get("IPIP:#{ip}").presence.try do |data|
+      return JSON.parse(data) rescue nil
+    end
+  end
+  def self.ipip_status
+    JSON.parse RestClient::Request.execute(:method => :get, :url => "#{ApiUrl}_status", :headers => Header, :timeout => 1)
+  end
+
+  def unknown?
+    location.all?(&:blank?)
+  end
+
+  def local?
+    ["局域网"].include?(location.first)
+  end
+
+  def human_name
+    if unknown?
+      '未知IP'
+    elsif local?
+      "局域网"
+    else
+      location.reject { |element| element.eql?('中国') }.uniq.join
+    end
+  end
+
+  # TODO: 和 phone_info 表里的省名称一致
+  def province
+    (unknown? || local?) ? "" : location[1]
+  end
+
+  # TODO: 和 phone_info 表里的市名称一致
+  def city
+    (unknown? || local?) ? "" : location[2]
+  end
+
+  def service_provider
+    (unknown? || local?) ? "" : location[4]
+  end
+  def redis
+    $imv4_redis
+  end
+
+end