How to make squid proxy to allow all connections from different IPs












1















I setup squid proxy on my VPS on DigitalOcean. But I have a problem - my home IP address changes constantly, since it is dynamic. I tried to use no-ip (since it's free) but when I add acl myhome srcdomain mydomain.no-ip.org, I cannot connect to the proxy.



I also tried to add a dot in mydomain.no-ip.org, but still no luck. So I decided to open it to all, so no matter what my home IP is, still, I can't connect to squid.



How can I allow squid to accept all incoming connections, regardless of the originating IP address? Or do is there a workaround?










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    1















    I setup squid proxy on my VPS on DigitalOcean. But I have a problem - my home IP address changes constantly, since it is dynamic. I tried to use no-ip (since it's free) but when I add acl myhome srcdomain mydomain.no-ip.org, I cannot connect to the proxy.



    I also tried to add a dot in mydomain.no-ip.org, but still no luck. So I decided to open it to all, so no matter what my home IP is, still, I can't connect to squid.



    How can I allow squid to accept all incoming connections, regardless of the originating IP address? Or do is there a workaround?










    share|improve this question



























      1












      1








      1








      I setup squid proxy on my VPS on DigitalOcean. But I have a problem - my home IP address changes constantly, since it is dynamic. I tried to use no-ip (since it's free) but when I add acl myhome srcdomain mydomain.no-ip.org, I cannot connect to the proxy.



      I also tried to add a dot in mydomain.no-ip.org, but still no luck. So I decided to open it to all, so no matter what my home IP is, still, I can't connect to squid.



      How can I allow squid to accept all incoming connections, regardless of the originating IP address? Or do is there a workaround?










      share|improve this question
















      I setup squid proxy on my VPS on DigitalOcean. But I have a problem - my home IP address changes constantly, since it is dynamic. I tried to use no-ip (since it's free) but when I add acl myhome srcdomain mydomain.no-ip.org, I cannot connect to the proxy.



      I also tried to add a dot in mydomain.no-ip.org, but still no luck. So I decided to open it to all, so no matter what my home IP is, still, I can't connect to squid.



      How can I allow squid to accept all incoming connections, regardless of the originating IP address? Or do is there a workaround?







      ubuntu-14.04 squid proxy-server






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Jul 16 '15 at 4:08









      fixer1234

      18.9k144982




      18.9k144982










      asked Jul 16 '15 at 1:56









      user469790user469790

      612




      612






















          1 Answer
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          oldest

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          0














          Did you also use this after you defined the ACL:



          http_access allow myhome


          Another suggestion if you cant get the no-ip to work, is perhaps defining an entire range of IP's. If you track your IP changes you should be able to work out a list of addresses. In my case I usually I only get a few addresses and they are all in the same networks.



          Eg. I will get something like: 192.168.1.25 and then only the last 1 or 2 numbers change. So you could simply allow all IP's from 192.168.0.0. Not the nicest solution, I think your no-ip solution is much better if u can get that to work.



          EDIT: Some info on how to enable more debug info to work out why you cant get access, In squid.conf enable debugging for section 33 at level 2. For example:



          debug_options ALL,1 33,2


          Restart squid then try and use your proxy, when it fails to work check the cache.log for the error. That should hopefully tell you why its not working.



          Also just as a test to make sure your no-ip domain is working correctly as sometimes it takes a while for DNS to catch up, use:



          nslookup no-ip-host-name


          That should return your IP address, check to make sure that is actually your IP. If they dont match its because the DNS servers configured are a bit slow to update. I found OpenDNS is pretty quick for updates. Let me know if you need more info.






          share|improve this answer


























          • actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

            – user469790
            Jul 16 '15 at 5:31











          • yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

            – dakka
            Jul 16 '15 at 6:56











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          1 Answer
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          active

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          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          Did you also use this after you defined the ACL:



          http_access allow myhome


          Another suggestion if you cant get the no-ip to work, is perhaps defining an entire range of IP's. If you track your IP changes you should be able to work out a list of addresses. In my case I usually I only get a few addresses and they are all in the same networks.



          Eg. I will get something like: 192.168.1.25 and then only the last 1 or 2 numbers change. So you could simply allow all IP's from 192.168.0.0. Not the nicest solution, I think your no-ip solution is much better if u can get that to work.



          EDIT: Some info on how to enable more debug info to work out why you cant get access, In squid.conf enable debugging for section 33 at level 2. For example:



          debug_options ALL,1 33,2


          Restart squid then try and use your proxy, when it fails to work check the cache.log for the error. That should hopefully tell you why its not working.



          Also just as a test to make sure your no-ip domain is working correctly as sometimes it takes a while for DNS to catch up, use:



          nslookup no-ip-host-name


          That should return your IP address, check to make sure that is actually your IP. If they dont match its because the DNS servers configured are a bit slow to update. I found OpenDNS is pretty quick for updates. Let me know if you need more info.






          share|improve this answer


























          • actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

            – user469790
            Jul 16 '15 at 5:31











          • yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

            – dakka
            Jul 16 '15 at 6:56
















          0














          Did you also use this after you defined the ACL:



          http_access allow myhome


          Another suggestion if you cant get the no-ip to work, is perhaps defining an entire range of IP's. If you track your IP changes you should be able to work out a list of addresses. In my case I usually I only get a few addresses and they are all in the same networks.



          Eg. I will get something like: 192.168.1.25 and then only the last 1 or 2 numbers change. So you could simply allow all IP's from 192.168.0.0. Not the nicest solution, I think your no-ip solution is much better if u can get that to work.



          EDIT: Some info on how to enable more debug info to work out why you cant get access, In squid.conf enable debugging for section 33 at level 2. For example:



          debug_options ALL,1 33,2


          Restart squid then try and use your proxy, when it fails to work check the cache.log for the error. That should hopefully tell you why its not working.



          Also just as a test to make sure your no-ip domain is working correctly as sometimes it takes a while for DNS to catch up, use:



          nslookup no-ip-host-name


          That should return your IP address, check to make sure that is actually your IP. If they dont match its because the DNS servers configured are a bit slow to update. I found OpenDNS is pretty quick for updates. Let me know if you need more info.






          share|improve this answer


























          • actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

            – user469790
            Jul 16 '15 at 5:31











          • yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

            – dakka
            Jul 16 '15 at 6:56














          0












          0








          0







          Did you also use this after you defined the ACL:



          http_access allow myhome


          Another suggestion if you cant get the no-ip to work, is perhaps defining an entire range of IP's. If you track your IP changes you should be able to work out a list of addresses. In my case I usually I only get a few addresses and they are all in the same networks.



          Eg. I will get something like: 192.168.1.25 and then only the last 1 or 2 numbers change. So you could simply allow all IP's from 192.168.0.0. Not the nicest solution, I think your no-ip solution is much better if u can get that to work.



          EDIT: Some info on how to enable more debug info to work out why you cant get access, In squid.conf enable debugging for section 33 at level 2. For example:



          debug_options ALL,1 33,2


          Restart squid then try and use your proxy, when it fails to work check the cache.log for the error. That should hopefully tell you why its not working.



          Also just as a test to make sure your no-ip domain is working correctly as sometimes it takes a while for DNS to catch up, use:



          nslookup no-ip-host-name


          That should return your IP address, check to make sure that is actually your IP. If they dont match its because the DNS servers configured are a bit slow to update. I found OpenDNS is pretty quick for updates. Let me know if you need more info.






          share|improve this answer















          Did you also use this after you defined the ACL:



          http_access allow myhome


          Another suggestion if you cant get the no-ip to work, is perhaps defining an entire range of IP's. If you track your IP changes you should be able to work out a list of addresses. In my case I usually I only get a few addresses and they are all in the same networks.



          Eg. I will get something like: 192.168.1.25 and then only the last 1 or 2 numbers change. So you could simply allow all IP's from 192.168.0.0. Not the nicest solution, I think your no-ip solution is much better if u can get that to work.



          EDIT: Some info on how to enable more debug info to work out why you cant get access, In squid.conf enable debugging for section 33 at level 2. For example:



          debug_options ALL,1 33,2


          Restart squid then try and use your proxy, when it fails to work check the cache.log for the error. That should hopefully tell you why its not working.



          Also just as a test to make sure your no-ip domain is working correctly as sometimes it takes a while for DNS to catch up, use:



          nslookup no-ip-host-name


          That should return your IP address, check to make sure that is actually your IP. If they dont match its because the DNS servers configured are a bit slow to update. I found OpenDNS is pretty quick for updates. Let me know if you need more info.







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Jul 16 '15 at 6:55

























          answered Jul 16 '15 at 2:33









          dakkadakka

          1114




          1114













          • actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

            – user469790
            Jul 16 '15 at 5:31











          • yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

            – dakka
            Jul 16 '15 at 6:56



















          • actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

            – user469790
            Jul 16 '15 at 5:31











          • yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

            – dakka
            Jul 16 '15 at 6:56

















          actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

          – user469790
          Jul 16 '15 at 5:31





          actually, i already allow it. but i cannot connect when using no-ip. but, when i use acl myhome src my-public-ip-here instead of acl myhome srcdomain no-ip-domain-here i can connect to the internet. so what i did, i allow all. but i don't know if this is a good idea since anyone can use this when they know the ip of my squid server

          – user469790
          Jul 16 '15 at 5:31













          yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

          – dakka
          Jul 16 '15 at 6:56





          yea that makes your proxy a public one, u will have people using that very soon. People use port scanners to find them. So best to fix it. I've added more info to my answer for you. Hope that helps.

          – dakka
          Jul 16 '15 at 6:56


















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