Squid is a FOSS package licensed under the GNU GPL and is primarily used as a web proxy server and cache.

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10
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547 views

Getting Squid and TPROXY with IPv6 working on CentOS 7

I'm having trouble getting TPROXY working with Squid and IPv6 on a CentOS 7 server. I was previously using a generic intercept setup with NAT, but it was limited to IPv4 only. I'm now expanding the ...
6
votes
0answers
573 views

Using Squid as a maven repository

Does someone know how to use Squid to proxify maven repositories ? What are the configuration files for that ? The main problem is that maven client issue HTTP request with headers which control the ...
4
votes
0answers
973 views

How to log effective outgoing HTTP requests made by Squid, with headers after adaptation?

I use Squid to modify some HTTP headers sent by clients. For testing purposes, I want to completely delete the 'User-Agent' header. Here is my config : request_header_access User-Agent deny all ...
3
votes
0answers
1k views

Squid 3 server not following 301 and 302 redirects?

I've got a Squid3 server set up that's working fine, logging everything, but every time a user visits a website that responds with a 301 or 302 redirect, the request dies and does not redirect the ...
2
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0answers
29 views

Forbid reviving dead peers in Squid

How, I'm using Squid v3.3.8 and I need to create HTTP rotating proxy server to send all requests through set of predefined proxies (I'm automatically updating squid config to update set of working ...
2
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0answers
84 views

iptables configuations for stunnel+squid

I'm building a highly anonymous proxy server with squid and stunnel, and I'm facing a configurations problem on iptables. The server should act like this: browser <-> client stunnel <=> ...
2
votes
0answers
47 views

SquidGuard holding navigation

This is my first question within ServerFault. So I beg you pardon if the question here is a little out of context or too long. I haven't found anything on the internet so I'm recurring to you. I'm ...
2
votes
0answers
148 views

Squid reverse proxy redirect / rewrite HTTP to HTTPS

My Squid Reverse Proxy only accepts HTTPS requests. What is a short way to redirect/rewrite a HTTP-request to https? So if the user visits http://foo.server.com he should be automatically redirected ...
2
votes
0answers
101 views

Make a basic auth client authenticate on a digest auth proxy server

My company has a legacy application which needs to connect to the Internet. Unfortunately, our network staff has changed the proxy settings in order to accept digest authentication only, which this ...
2
votes
0answers
689 views

squid transparent proxy https

i hope someone can help me. i have this problem: squid is running as a ssl transparent proxy, and at the moment it's receiving all the traffic with these two iptables rules: iptables -t nat -A ...
2
votes
0answers
777 views

Squid as fully transparent reverse proxy

I have got a few web servers running on my server and I want all of them to be accessible via port 80. I set up squid as a reverse proxy and it works fine. I, however, need the source ip address to be ...
2
votes
0answers
2k views

Squid Logs NTLM usernames only for certain requests

Currently I have squid 3.2 setup with NTLM authentication and LDAP Group pulls. I also have MySar running to pull the reports. It seems that the way the logging works is by passing them twice, one to ...
2
votes
0answers
997 views

squid proxy overrides my host header, what can I do?

I have the following problem with squid: Some clients access concurrently 62 servers via a squid proxy. All servers have the same host name (www.example.com) but different public IPs (123.123.123.2 ...
2
votes
0answers
713 views

squid + tproxy is not working properly when using url_rewriter and local apache script for youtube caching

I'm using squid transparent proxy for caching and I have also youtube caching done with url_rewrite and apache script running on same machine as squid. It was all working fine, until I decided to go ...
2
votes
0answers
1k views

Squid Proxy - https working but http sites not working

I've got a Squid proxy configuration file I have been working on for a few days. And I'm stuck on this one last issue. I finally got https URLs to work via the proxy but http URLs do not work. What am ...
2
votes
0answers
500 views

squid configuartion on MAC OSX lion

I have installed and configured squid in MAC OS X lion. It is working fine (when running ./squid it is not returning error) but not sure is it caching the content or not. My target is to setup PROXY ...
2
votes
0answers
1k views

bypass ip destination squid tproxy bridge

I have configured a squid transparent tproxy. All works fine. Now I need all the traffic going to an external IP (internet) does not pass through the proxy. Do I need to modify iptables, ebetables ...
1
vote
0answers
16 views

On multiple request to Squid, send a single request to a backend and queue other requests on miss

I would like to protect a backend server by having Squid send a single request to a the server when there is a cache miss for a resource. During the fetching, other requests should be put on hold ...
1
vote
0answers
16 views

Squid only loads half page

I have configured Squid on a VPS on DigitalOCean. I somehow got it to accept my requests but there is a new issue now. Whenever I try to load page using it than it only loads half of the page, what I ...
1
vote
0answers
107 views

Squid takes a long time to get a response for HTTP requests, never hit neighbor cache

I am trying to install Squid in a sibling model by following these instructions. But when the client executes HTTP request it takes a long time to get response from the server. System model: +-------...
1
vote
0answers
12 views

Squid3 ACL using Linux credentials

I'm running Squid3 on my Ubuntu 14.04.3 server and have an ACL rule that only allows the 127.0.0.1 ip, ie local users. I access this through a ssh tunnel. However, I would like to tighten the ACL ...
1
vote
0answers
46 views

Squid reverse proxy not able to cache

Not able to cache anything with squid reverse proxy, running in centOS6.5 squid.conf http_port 81 accel defaultsite=example.com:8080 no-vhost cache_peer example.com.ip.address parent 8080 0 no-...
1
vote
0answers
72 views

How do I make Docker forward a packet from remote when a packet from the dockerhost works?

I have set up a docker container with a vpn. I added another container with a Squid proxy using the --net option, sharing the same network as the vpn. Running a traceroute from within the container I ...
1
vote
0answers
41 views

CentOS + IPTables

I am trying to setup a CentOS 7 server with Squid as a proxy server. The proxy server is strictly private and doesn't need to be available to anyone other than myself and other 2 servers, therefore I ...
1
vote
0answers
343 views

certificate issue in squid3 on pfsense

I am using pfsense latest version and installed squid3 with Transparent HTTP Proxy and HTTPS/SSL interception with squidguard but many site are not open and getting below errors. (54) Connection ...
1
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0answers
497 views

PFSENSE - Squid - Transparent Mode not working correctly

I am having this weird problem with squid (both squid and squid 3). After installing, i forwarded all my traffic from mikrotik in port 3128 but the requests seemed to fail. After researching I noticed ...
1
vote
0answers
51 views

Remote (Ubuntu) server as http gateway to multiple socks5 proxy servers

I have the following setup: Computer L (my Mac OS X machine). Linode R0 running Ubuntu 12.04. Linode R1 running Ubuntu 12.04. Linode R2 running Ubuntu 12.04. R1 and R2 are turned into SOCKS5 proxy ...
1
vote
0answers
86 views

Squid ACL with IP in Header

I've got a pool of Squid proxies being accessed via a Loadbalancer. The loadbalancer can inject a HTTP Header with the 'true' client IP. How do I create an acl which checks the IP within a header ...
1
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0answers
92 views

Machines disregarding default gateway

Our gateway is a router which redirects all browsing traffic to a proxy server (Ubuntu 14.04.3). Proxy server then process and sends the traffic back to the router through a different interface. Proxy ...
1
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0answers
22 views

Squid option equivilents in nginx

I am trying to move some caching over to nginx from squid and I'm having some issues replicating some options. I have these options on one of my squid patterns ignore-reload ignore-no-store override-...
1
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0answers
72 views

Squid authentication helpers

I set up squid with authentication helper following along the line the guide here http://www.freesoftwaremagazine.com/articles/authentication_with_squid the only difference is that my users together ...
1
vote
0answers
1k views

Squid 3.5.4: ssl bump: error - Error negotiating SSL connection on FD 10: Success (0)

I am trying to install squid 3.5.4 (on docker, running debian 8) and run it in ssl-bump mode. Compilation: ./configure --prefix=/opt/squid --srcdir=. --disable-maintainer-mode \ --disable-dependency-...
1
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0answers
849 views

Protocol not available errors in squid3

I set up a transparent cache proxy on my Raspberry Pi with Squid3. Everything seems to be working fine and Squid is caching everything it's supposed to and working perfectly. The cache.log is filled ...
1
vote
0answers
1k views

Squid intercept proxy stuck with forwarding loop

I'm trying to set up a debugging proxy using Squid, mainly to test our own client communications library for various proxy types (one possibility with our client, is to connect to an external ...
1
vote
0answers
5k views

squid transparent proxy for https / ssl trafic

I am trying to configure squid as transparent proxy , I followed below steps to configure Downloaded squid3.5 from the website, As squid3.1 will not support for ssl bump ./configure --enable-linux-...
1
vote
0answers
86 views

Strange entries in Squid3 access.log

My WiFi network for guests is transparently proxied by Squid3. There's now a girl from Indonesia with her Samsung GT-B5330 running Android 4.0.4, who gets blocked by "The requested URL could not be ...
1
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0answers
350 views

Caching Docker (Cloudfront) images with Squid

I have a Squid server setup with ssl-bump caching SSL resources used by Docker but I'm having issues trying to get it to cache requests to Cloudfront, for example: 1415056176.733 190419 172.17.0.40 ...
1
vote
0answers
344 views

How can I limit total quota using squid without authentication for per user

I am having Raspberry Pi running Raspbian, I have configured it as a wifi hotspot using hostapd and dhcpd, I have configured transparent squid proxy server on it. Now all traffic goes through my proxy ...
1
vote
0answers
306 views

Squid configuration to allow all https and block all else to and from localhost

I'm attempting to use squid to mock something on my local windows machine for testing purposes. I need to allow local applications and browsers to connect to a tomcat server running on localhost, ...
1
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0answers
5k views

Transparent Proxy squid TCP_MISS/503 Error in all pages

I m trying to make a squid proxy server with to work as a transparent proxy server, and i m facing some issues that i m unable to figure out the reasons. The setup i m using is several VLAN's with ...
1
vote
0answers
475 views

Squid not caching files (Randomly)

I want to use an intercepting squid server to cache specific large zip files that users in my network download frequently. I have configured squid on a gateway machine and caching is working for "...
1
vote
0answers
278 views

Transparent Squid Proxy – issue opening a page in Internet Explorer

I set up Cisco Wccp + Squid on Suse Linux Enterprise 11 SP3. Firefox opens our intranet portal pages with no problems. I can see requests to squid. I see cache hits and access in squid log. I see ...
1
vote
0answers
307 views

pfSense + Squid, Windows 2008 DHCP

I recently installed pfSense and Squid3-dev on a spare machine. It is now connected to the network and Internet is working alright. The problem is that I can't get my users to go through Squid proxy ...
1
vote
0answers
51 views

squid apply rules to a some users

Good day: I have a squid 2.7 stable9 installation that works. It is connected to LDAP and the users can authenticate perfectly. I have different rules for instance to block a few websites during ...
1
vote
0answers
439 views

Squid in reverse proxy mode: need to rewrite host headers

I am trying to deploy squid on a server to which I can point a number of domain names and have it load content from my main domain www.example.com, which is on my private network. Basically I need a ...
1
vote
0answers
1k views

iptables configuration for squid proxy in bridged mode

I recently set up a squid proxy in bridged mode. But Squid is not caching due to some firewall issues I guess. Manual caching is perfectly ok. Here is what I have set up in /etc/rc.local ifconfig ...
1
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0answers
689 views

nginx proxypass squid

I'm trying to run squid server behind nginx. my sample configuration : location ~* ^/get/(.*) { proxy_pass http://ip:3128; proxy_set_header Host evenstatichostnamefortest.com; ...
1
vote
0answers
69 views

squid as parent of url filtering

I have this situation: client -> url-filtering -> squid -> internet The squid proxy sees all clients as a single IP ( of url filtering) so I have a lot of connections from a single IP. Squid is the ...
1
vote
0answers
628 views

Squid denying access

I have this box I'm trying to setup squid on. I've got it working up to 99% so far because I have an error somewhere that I can't find. Consider the following ACL part: acl inbound_myip_1 myip 192....
1
vote
0answers
862 views

Is this possible to filter https request using squid acl?

I am using squid proxy 3.1. I want to allow users to access particular domain urls only. Say allow only this url "https://google.com/search" through squid proxy. Default squid does not know the url ...