Simple regular expression exercises to crawl the proxy IP.Only the first three pages are crawled, the IP address and port are filtered out using regular matching, and the Validip dictionary is stored as key and value respectively.If you want to determine whether the proxy IP is really available, you also need to re-fil
Recently in the research crawler, need to deploy IP agent pool in front, so in open source China to find proxy pool. can automatically crawl the domestic several free IP proxy website IP, and verify the availability of IP in real
Project needs and Third-party platform interface, added the source IP authentication function, the test found no problem, but after the deployment found that there are problems, has been the right not to pass, a group of people flying Blind.
I found that piece of code, followed the process found that the logic is not a problem, but the end result is still the right to pass, it is a bit weird. Its basic logic is to get the configured
Using Nginx as a reverse proxy for the node. JS program, there is a problem: the client IP that gets in the program is always 127.0.0.1What if you want to get the real client IP changed?First, configure the Nginx reverse proxy Proxy_set_headerserver { listen ; server_name chat.luckybing.top; /
First look for a Web site that can provide proxy IP, and then crawl the IP address and port number on the site. Finally, the crawling out of IP to do proxy access to the specified Web site.
The key place I marked with the red arrow. The paging parsing code is as follows
Def
. If you use this method:
Httpwebrequest. headers ["host"] = "xxx.com ";
It throws an exception:
Argumentexception: The 'host' header cannot be modified directly.
Can we still meet the above requirements? The answer is yes, but the method should be changed:
The URL still uses the Domain Name:
Http://xxx.com/
Set the proxy attribute of httpwebrequest to the IP address you want to access, as follows:
How to obtain the real IP address of nginx for reverse proxy?Real IP address used by nginxto reverse proxy1. Compile
For client-> nginxreverseproxy-> apache,
To get the real IP address in the program, you must specify the parameter "-- with-http_realip_module" when executing nginx configure, for example:
./Configure --
How to Set proxy IP addresses for Python crawlers (crawler skills) and python Crawlers
When learning Python crawlers, we often encounter the anti-crawling technology adopted by the website to be crawled. High-Intensity and efficient crawling of webpage information often puts huge pressure on the website server, therefore, if the same IP address crawls the same we
(sheetname=currenttime) sheet.write (0, 0,"IP Address") sheet.write (0,1,"Port") sheet.write (0,2,"Server Address") sheet.write (0,3,"Anonymous") sheet.write (0,4,"type") sheet.write (0,5,"Date") #Initialize _num to 1_num=1#start at the beginning of the initialization positionindex =0 while(is_over):#temp is used to record whether the proxy IP is the same day
Share a Python function that gets the proxy IP
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#coding:utf-8from bs4 import BeautifulSoupimport requestsimport randomdef getproxyip():headers = {‘Accept‘:‘text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8‘,‘Accept-Encoding‘:‘gzip,deflate,sdch‘,‘Host‘:‘www.ip-adress.com‘,‘User-Agent‘:‘Mozilla/5.0 (Windows NT 6.3; WOW64; rv:24.0) Gecko/2010
From http://www.phpchina.com/bbs/thread-12239-1-1.html
Use $_server["REMOTE_ADDR" in PHP to get the IP address of the client
But if the client is using a proxy server to access the
That's the IP address of the proxy server.
To obtain the client's true IP address throug
Nginx in the reverse proxy, the back end of the Nginx Web server log in the address is the address of the reverse proxy server, unable to view the real IP access of the client.Configured in the nginx.conf configuration file of the reverse proxy server.Location/BBS { proxy_pass http://192.168.214.131/bbs;
Demand:Get Web proxy IP information, including IP address, port number, IP typeSo, how to solve this problem?Analyze page structure and URL design to know:The data are all available on this page and there is no separate detail pageNext page by changing the last URL suffix of the current page, then I realize the concate
When switching between different network environments, You need to manually modify the IP address and IE proxy settings, which is complicated. You can write the corresponding bat batch processing script to automatically complete the configuration and achieve one-click switching. The following is an example:
@ Echo off: Echo set IP...: netsh interface
The Agent crawler is implemented by grasping the free proxy IP of the West Thorn Network:from bs4 import BeautifulSoupimport requestsimport randomimport telnetlibrequests = requests.session()ip_list = []proxy_list = []def get_proxy(): url = ‘http://www.xicidaili.com/nn/‘ headers = { ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.1
That wall is really hateful! In the It circle, often need to use GG data (you can also use to access the 1024x768, ^_^ ... )。 Of course, you can also use Baidu. In fact, it is not that I do not love Baidu, there is a reason, and listen to my thin way. Once had the egg ache, wanted to see if someone would copy my blog (although the blog did not learn well), so Baidu a bit, the results are amazing. I found myself writing a blog, even with the whole title to search, often can't search, search is a
Using Nginx reverse proxy, how the backend Web obtains real client IPOne, Nginx reverse proxy nginx, the back end of Nginx How to configure to get to the client's real IP address it.1. First, you need to add a row of parameters to the location on the configuration file nginx.conf on the Nginx Proxy server:
Recently practice writing crawler, originally climbed a few mm chart to do the test, but climbed to dozens of pieces of time will return 403 error, this is the site server found, I was blocked.Therefore, you need to use proxy IP. In order to facilitate later use, I intend to write an automatic crawling IP agent crawler, is so-called, Ax, after reading High school
618ip proxy, which gives you an in-depth understanding of what an IP address is, how to use it, and how to change your IP address qq3218080091
IP addresses should be no stranger to those who frequently access the internet. IP addresses can be divided into Intranet
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