HTTP Proxy Server Technology selection tour backgroundFor a long time, paste bar developers, business coupling, demand changes frequently, so prone to bug. And I am responsible for advertising-related business, and the UI is closely related, once for some reason (or even changed the code) produced a bug, it is bound to significantly affect advertising revenue.One way to solve the problem is to test frequent
This session explains the common types of proxy serversLearn to build a traditional agent, transparent proxy serviceLearn to configure the access control policy for squid.First, squid service baseworking mechanism of the agent When a client requests a Web page through a proxy, the specified proxy
This article mainly introduces how to use only 50 lines of Python code to implement a simple proxy server, and write it in the socket module using the simplest client-proxy-forward principle, for more information, see the following scenario:
I need to use the mongodb graphics client on my computer, but the mongodb server
Android SDK Proxy Server solves the problem of updating and downloading in China.
Android SDK Proxy Server solves the problem that the Android SDK in China cannot be updated and downloaded, and often encounters a Fitch fail URL error, or a Nothing was installed. Google suffered a severe winter in The history of Chinese
In a general network scale, using a Cache proxy server with good performance near the client can meet the needs of internal users and reduce the congestion of the egress line. However, if the internal network has been expanded to be quite complex and the number of user machines has reached tens of thousands, there may be tens of thousands of URL requests at the same time, in this case, it is very likely tha
As a free network operating system, Linux is more and more popular with the network enthusiasts, the current Internet run a large number of hosts are Linux, and China has to Linux as a government Internet designated network operating system. There are signs that Linux is gradually maturing.
In order to solve the contradiction between the rapid development of Internet and the resource tension of IP address, proxy
Configure the Shadowsocks5 proxy server on Centos7
Shadowsocks is a lightweight SOCK5 proxy software, while Shadowsocks-libev is a proxy software based on Shadowsocks. It consists of three parts:
Ss-server: deployed on a remote server
file:Proxy_redirect off;Proxy_set_header Host $ host;Proxy_set_header X-Real-IP $ remote_addr;Proxy_set_header X-Forwarded-For $ proxy_add_x_forwarded_for;Client_max_body_size 50 m; // maximum number of bytes allowed for client requests per fileClient_body_buffer_size 256 k; // maximum number of bytes requested by the buffer proxy to buffer the clientProxy_connect_timeout 30; // timeout value for connecting to the backend serverProxy_send_timeout 30;
But one day early came to find that all computers were unable to surf the internet. PING Isa doesn't make sense. Normal after reboot. I checked the system log for 3.about the Web proxy log:1. The WinHTTP Web Proxy auto-discovery Service has been idle for minutes, it is shut down.2. The WinHTTP Web Proxy auto-discovery Service suspended operation.3. The WinHTTP We
Preface:
This document describes how to use squid and squidGuard to configure proxy servers in linux. The www Proxy service is used as an example to describe how to filter harmful sites and restrict users' access to the internet.
I. IntroductionSquid is the most popular agent server software in Linux. It has powerful functions and supports proxies for HTTP, FTP,
1 forward proxy : Clients cannot access the external Web directly, they need to set up a proxy server in the same network as the client, and the client accesses the external Web through the proxy server (requires proxy
I. Traditional AgentThe use of traditional proxy is characterized in that the client's related programs (such as IE browser, QQ chat tool) must specify the proxy server address, port and other information. The following is a simple application case to learn the configuration and use of traditional agentsBased on the Internet network environment, the main requirem
Nginx Reverse proxy has a lot of problems that we need to solve, many of them are based on the installation of the problem, after the installation of the relevant debugging also let a lot of people headaches unceasingly. Here is a brief introduction to the installation and commissioning.
Because the server Apache cannot withstand the current concurrency. Plus the front-end squid configuration, The problem
Where to find the agent
The original approach is to use software to search for a network segment (now there are many search agents on the Web tools software), but this search proxy server is very time-consuming work. Usually people do not use their regular proxy server to tell others, because the use of more people wil
Generally, ArcGIS Server is located on the local network after the Web server. in the production environment, this network is generally kept confidential and located after the firewall, this is one of the reasons why ArcGIS Server does not recommend enabling the firewall on the local network. However, the firewall is not enabled (or the firewall is enabled but po
Description
Shadowsocks is a lightweight SOCKS5 agent software,
And Hadowsocks-libev is a SOCKS5 agent software based on Shadowsocks protocol,
Compared with the original, Hadowsocks-libev program is small, high concurrency, less resource occupancy, cross-platform, fully compatible Shadowsocks protocol.
Hadowsocks-libev consists of three modules:
Ss-server: Server-side
I. Concepts of reverse proxy and Server Load balancer
Before understanding the concepts of reverse proxy and Server Load balancer, we must first understand the concept of a cluster. Simply put, a cluster is a server that does the same thing, such as a web cluster, database c
, type:
NPM Install Http-proxy
When the installation is complete, create a new Proxy.js file and enter:
var http = require (' http '), Httpproxy = require (' Http-proxy ');
Creates a new proxy proxy Server object var
Tags: server Sybase synchronization Proxy table cross-serverSybase ASE Proxy table synchronizes across server dataBefore double did the Sybase server data synchronization, use the proxy table. Recently replaced Server1, the initia
Testing with Curl proxy access, the server test is feasible, local but show blank, ask what is the situation, proxy IP is online search, available
function curl_string ($url, $user _agent, $proxy) { $ch = Curl_init (); curl_setopt ($ch, Curlopt_proxy, $proxy)
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