How to build an IP proxy pool (How to build your own proxy IP pool)

How to build an IP proxy pool

In the development of Internet technology, IP proxy pools are widely used in data collection, web crawlers and other scenarios, which can help users hide the real IP address to protect privacy and security. So, how to build an IP proxy pool? The following will introduce a Python based building method.

First, we need to use the Flask framework in Python to build a simple web server for receiving and distributing proxy IPs. the code example is as follows:

"`ipipgothon
from flask import Flask, jsonify

app = Flask(__name__)
proxies = []

@app.route('/get_proxy')
def get_proxy().
if len(proxies) > 0.
return jsonify({'proxy': proxies.pop()})
else.
return 'No proxy available', 404

@app.route('/add_proxy/‘)
def add_proxy(proxy).
proxies.append(proxy)
return 'Proxy added', 200

if __name__ == '__main__'.
app.run()
“`

The above code creates a simple web server, including two interfaces to get proxy IP and add proxy IP. Next, we need to write a crawler program to get IPs from the proxy IP pool at regular intervals and verify them. If the validation passes, then add it to the pool of available proxies. The code example is as follows:

"`ipipgothon
import requests
from bs4 import BeautifulSoup

def validate_proxy(proxy).
try.
response = requests.get('http://www.example.com', proxies={'http': proxy, ' https': proxy}, timeout=5)
if response.status_code == 200:: If response.status_code == 200.
return True
except.
return False

def crawl_proxy().
# Crawl proxy IP code, omit here
pass

if __name__ == '__main__'.
while True:
proxy = crawl_proxy()
if validate_proxy(proxy).
requests.get('http://localhost:5000/add_proxy/{}'.format(proxy))
“`

In the above code, the validate_proxy function is used to verify that a proxy IP is available, and the crawl_proxy function is used to crawl proxy IPs from free proxy sites, etc. Putting this code in a timed task will allow you to update the proxy IP pool on a regular basis.

How to build your own proxy IP pool

In addition to using Python to build an IP proxy pool, there are other ways to build a proxy IP pool. For example, it can be built by purchasing a paid proxy or using some open source proxy IP pool projects.

For the purchase of paid proxies, the merchant will provide the interface of the proxy IP or the access address of the proxy IP pool, and the user only needs to follow the interface document to call. This way is simple and fast, suitable for some small-scale needs.

In addition, there are some open source proxy IP pool projects, such as some projects on github. Users can choose the right project according to their needs and build and configure it according to the project documentation. This approach is relatively more flexible and suitable for some large-scale or customized needs.

Overall, there are many ways to build a proxy IP pool, and users can choose the right method to build a stable and reliable IP proxy pool according to their actual situation.