Questions tagged [http]

HTTP stands for Hyper Text Transfer Protocol and is the protocol used to transfer information around the World Wide Web.

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Why am I getting a 400 BAD REQUEST error for simple GET request?

I'm using an old programming language (Adobe's Extendscript). It has a simple Socket object to send TCP/IP requests. The following lines always used to work for me: reply = ""; conn = new ...
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HTTP authentication with public/private key pair

I'm looking for a way to authenticate clients/users at a web server with public/private key pairs and already read this question: Public key authentication or similar over HTTP/HTTPS? The answers are ...
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How to Handle Sudden Burst in New HTTPS Connections?

I've got a fleet of Java Vertx servers behind a load balancer that handles spikey traffic. One minute it may be handling 150k r/m, the next it may be handling 2mm r/m, then right back down to 150k r/m....
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curl + wget cannot make https connections

My Ubuntu 16.04 system has the following problem: wget and curl hang indefinitely when connecting to a server with HTTPS Both programs work fine with HTTP Example for curl: curl -vv https://google....
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How to enable HTTPS for a website running on Azure VM with existing SLL .pem certificate

I am running http://clinicianwiki.com, a non-profit website for clinicians to exchange clinical information. The domain provider of the website is porkbun, which also provides SSL certificate that is ...
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Serving HTTP traffic from a controllable IP address / data center

Consider a company that wants to provide HTTP services regionally from a dynamic data center of their choice for a given set of users or IP addresses (e.g. for latency management purposes) under a ...
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Add HTTPS support for an application running its own web server, under a non standard HTTP port

I have a server running Debian 10. It runs Apache 2.4 for a a web services accessible under https://example.com, thanks to a LetsEncrypt certificate. But it runs an app (Subsonic) which serves a web ...
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What is Host “[::]:443” in proxy request?

I have a Firefox configured to use my proxy server. The proxy is receiving a request from Firefox with the header: CONNECT [::]:443 HTTP/1.1 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:...
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Apache2 : How to ignore request based on header value

Let's say a device sends an HTTP request with this header : X-Request-Source-Id : abc123 In apache2 configuration, is it possible to ignore request if the header X-Request-Source-Id is null or does ...
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python webserver to receive and handle 10000 http post request per second? [duplicate]

How many requests per second a python server can handle? There is no complex calculation, it just reads the data from the file, (1 variable) and sends this value as a response to the client that sent ...
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How to set up (quickly and easily) an HTTPS server for development/debugging?

I cannot seem to find an easy solution to this or one that does not involve buying software. It's simple, I have an HTTP website that I am developing, I need to debug its behavior under HTTPS (because ...
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Is it possible to configure Apache to return a blank reason phrase instead of “OK” for an HTTP 200 response?

Instead of this: HTTP/1.1 200 OK I want the server to return this to the client: HTTP/1.1 200 Both responses are RFC-compliant. This is for doing regression testing on a broken HTTP client. Running ...
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Modify Cache-Control header based on condition over other header in Nginx

In a Nginx working as a proxy, I need to set the "Cache-Control" header on a response based on the size defined on their "content-length". For example, if the response have "...
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HAProxy errorfiles: Can I use php files? Or a remote location?

I'm currently migrating our nginx loadbalancer to haproxy and in nginx when we get the HTTP response codes of 500, 502, & 504, nginx points to a maintenance page that is written in php and on a ...
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What are some reasons why an HTTP server might return a different result if using direct IP instead of domain besides Host header?

Some context, there's an HTTP(s) server that has some assets I'm trying to proxy and I need to do so using the IP address and not the domain. After some troubleshooting I realized that I'm getting the ...
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Pages in my website has both http and https, how to solve it having only https?

I have a problem with HTTP redirect: I start and say that my homepage redirects perfectly HTTP to HTTPS. All my pages are showing HTTPS as well, but once I put the URL with HTTP, or with just www....
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Request “wait” time is high. Do you see any issue with this HTTP2.0 header?

In my website, only one request,(ie. the root request) is taking more time. Especially the "wait" time is high. The HTTP2.0 Header for the request that is taking more time is posted below. ...
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How do I identify content of a HTTP payload?

I recently got warning from a traffic analyzer that the payload of a HTTP request contains a Windows executable instead of text/plain. What is the best way to interpret this HTTP request and how do ...
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add url parameters automatically to a given site

I need to automatically add some GET parameters when someone is typing a specific url from inside my LAN. Example, you digit www.example.com and you will redirect to www.example.com?variable=1 I have ...
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HAProxy logs are showing external IP addresses trying to access domains that are not hosted by my company

So I was browsing my HAProxy logs earlier today and noticed some odd requests being made by external IP addresses to domains that we are not hosting. For example Jun 8 06:25:56 haproxy haproxy[6316]...
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67 views

tcp to http proxy via nginx

I have an nginx server that accepts tcp connection. I need that request to be forwarded to an upstream application server listening on http . Can someone please help me out with a snippet or some docs....
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Traefik TCP reverse proxy working for HTTPS but not HTTP

Trying to make a Traefik reverse proxy sending port 80 and 443 traffic to kubernetes on another server. Important to notice that HTTPS traffic must be passthrough and thus sent encrypted as is because ...
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How to redirect port 80 to 8080 while keeping 8080 closed to the Internet?

I have a VM running CentOS with a web server I use for hosting random services I deploy over there, so in order to make it reachable from the Internet I opened port 80 using iptables. Since the web ...
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How can I avoid users from downloading a big file?

I am serving a static folder with NGINX. Inside that folder I have one particular file that is 60GB, but it is only meant to be read in small chunks, using an HTTP request like the following: So if ...
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Proxy Failover Advice

Overview I'm currently deploying a pair of HA firewall devices that will act as a transparent forward proxy (traffic will be directed through the proxy via routing rather than configuring a proxy URL ...
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WebServer: Send file that is still being written

I have a long-running process that creates large files for a web application that are stored in the file system. Is there a way to deliver the download of this file via the web server (currently ...
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Long waiting time (TTFB) until page load

I have server running Manjaro Linux on which is installed docker. It runs Nginx and other services (wordpress, db, java app) in docker. It takes very long time to load the wordpress. In browser it ...
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does nginx support use variables along with return?

does nginx support use variables along with return? I'm trying to declare a custom error string only for a specific group of HTTP errors, something like: error_page 401 403 404 502 /error.json; ...
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HTTPS redirect is not working

I just migrate my WordPress website to google cloud using openlitespeed server. After setting up SSL my website is not redirecting to HTTPS although I set https redirect on my .httaccess. Also when a ...
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Understanding angular frontend and elixir backend relationship

I am running a kubernetes cluster on an openstack cloud and have a pod each for my angular frontend and my phoenix/elixir backend. When the user first calls the frontend through an ingress exposed ...
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Upgrade-Insecure-Requests with lighttpd

I'm using lighttpd to serve a site over HTTP and HTTPS (the two versions are identical). I do not wish to stop serving it over HTTP or to forcibly redirect users to the HTTPS version, and I do not ...
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Extracting HTTP Host Header from nginx Stream Proxy

I'm looking to use the stream module of nginx to proxy HTTP traffic. This works well for HTTPS, as the ngx_stream_ssl_preread module exists. This allows me to extract the requested server name from ...
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Apache2 Error — .htaccess: No comments are allowed here

Tonight I upgraded my VPS from Ubuntu 16.04 LTS to Ubuntu 18.04 LTS. Everything worked as expected, had a little cleanup on php aisle 5.6 and some stocking shelves on php aisle 7.4. Apache restarted ...
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IIS: Redirect HTTP to HTTPS for all URLs

For our website (Windows Server 2016 Datacenter, IIS 10) we use two different URLs - lets say url1.com and url2.com by using the same root directory and the same application pool. In our web.config ...
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Http traffic using 127.0.0.1 or LAN IPv4 IP

Having two services exposed on the same machine, do my connections go to the router and back to my machine if I'm using my internal LAN IPv4 address? If yes, Is it possible to prevent this by using ...
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Cannot rewrite PUT response body with apache reverse proxy

I'm writing a reverse proxy to a webapp. I need to rewrite some of the webapp responses to match the public URL. It works well for a GET api response ; but not for the PUT api response. For PUT ...
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nginx differences between stream module and http module

I'm try to understand nginx http and stream module, so far I learn that http module is for L7 operations and stream module is for L4 operations? Is that all or is much more here? With Regards Boris
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How to forward HTTP requests through SOCKS5 proxy?

At this moment I am using a SSH tunnel (which provides a socks5 proxy on the client host) to connect to a remote server and its network. I need to access different WebUI services, so I'm using a ...
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1answer
26 views

Service Records for http

Is it recommended to use SRV / service records resource records for http? Are there any significant advantages or drawbacks for using them in http?
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AWS RDS Postgres not accessible via HTTP(S)

I'm trying to deploy an app that queries my postgres db, hosted on aws rds, and needs to be publicly available via HTTP. To achieve that, I changed the connection type in the inbound rules for the db'...
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58 views

Removing one cookie in proxy_pass of nginx

I'm trying to proxy_pass the whole request coming to my nginx to certain base URL to another upstream server removing server cookie. All other cookies, HTTP headers, the URL itself should be kept as ...
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2answers
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if I use imperva CDN - can I avoid re-writing the URLs in my site? how does it work?

I understand that part of onboarding a CDN is re-writing all links to static content in my site from www.example.com/my_img.jpg to www.somecdn.com/my_img.jpg. I learned that from How do CDNs that don&...
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Protect large file downloads through Apache / PHP

I need to provide large video files for download through my site, and the files need to be protected - I want to allow only authorised access through a logged in account, and I want to track when/...
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2answers
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nginx returns strange binary response only on non-SSL requests (nginx/1.14.2)

I have ported my nginx.conf to a new device and it works great, except that responses over plain HTTP return the following. $ curl http://127.0.0.1 -vv --output -; * Expire in 0 ms for 6 (transfer ...
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Network Output Traffic Bytes Not Increasing

I am using http, nginx on CentOS 6.8. OS : CentOS 6.8 Network : eth0 (Mellanox ConnectX ConnectX EN 10GigE) Service : apache, nginx If I using command "ifconfig", I can see some out traffic bytes (TX ...
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Sockets available per process is lesser than available sockets

The number of socket per application is set to 1000, however at the system level the sockets are more than 1000. Now consider at the application level all the 1000 sockets are consumed. For any new ...
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SnS: Windows 10, System HTTP process running on a port,.. What exactly is running… Jeopardy like

I'm trying to figure out "what" is running on port 8888 on my windows system. Let me say that this is a fresh reboot, I do not have IIS installed or any apache/nginx programs, there are no docker ...
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131 views

SMTP Server and HTTP Server on a single VPS [closed]

I have a VPS (CentOS 7) with an Apache HTTP server already running on it, with its own domain. But, I also want to send emails from that domain, so that I have a website called example.com and I can ...
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Make API request to HTTP endpoint from AWS Amplify deployed HTTPS (SSL) Client

I have deployed my Backend/API server in a AWS EC2 instance, which is being loaded without SSL and the url is like, 'http://ec2-67-ap-southeast-3.compute.amazonaws.com' And I have deployed my React ...
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HCL Domino: how to drop users logged in with LtpaToken

We are running a Domino server (V 10.0.1 FP3) hosting a number of Xpages applications. Apart from the admins all users are accessing those application through http only (i.e., no nrpc / Notes client ...

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