A shell script which convert gfwlist into dnsmasq rules. The key is that the ipset must be manually added (/etc/rc.local for example). dnsmasq will not create the ipset itself. The router won't use dnsmasq for DNS lookups by default. }/d This approach seems much more complex to me, surely just enabling a feature that's already present in dnsmasq is much easier than using a completely separate mechanism and having to point dnsmasq at it! No, we've stuck at the same point: dnsmasq doesn't fill ipset. I have defined the youtube ipset rule in mwan3 to go out wan1. set firewall. DNS-based firewall with IP sets -> Extras, DNS name resolution to obtain IP addresses, Client requests name resolution for example.com, The DNS resolver matches domain against a list of domains, If domain matches then the resolved IP addresses is put into an IP set, The resolved IP address is returned to the client, Client sends packets to example.com using the resolved IP address, The firewall matches the destination IP against the members of the IP set, If the desintation IP matches then the packet is rejected. E.g. Pre-conditions The following packages have to be installed on the router: opkg update # remove the pre-installed basic dnsmasq opkg remove dnsmasq opkg install dnsmasq-full ipset Firewall setup IP sets I am using this feature together with mwan3 that has been heavily modified from CC 15.05 maybe was mwan3 that created the ipsets? dnsmasq-full add ipset support in dnsmasq.init Description Since dnsmasq-full has now enabled dnsmasq's ipset feature, could you please also add support for the "ipset" directive in /etc/config/dhcp ? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Tue Nov 15 12:40:25 2016 daemon.crit dnsmasq[9415]: recompile with HAVE_IPSET defined to enable ipset directives at line 14 of /var/etc/dnsmasq.conf.cfg02411c. '${IPSET_NAME}'='ipset' In parallel, the firewall implements filtering rules based on the collected IPs. There my ipset where working correctly. if you use ipset create hash:ip it correctlys begins to fill them. Really? '${IPSET_NAME}'.match='net' Also you acknowledge that you have read and understand our Privacy Policy. Working on both Linux-based (Debian/Ubuntu/Cent OS/OpenWrt/LEDE/Cygwin/Bash on Windows/etc.) --- a/package/network/services/dnsmasq/files/dnsmasq.init +++ b/package/network/services/dnsmasq/files/dnsmasq.init This website uses cookies. * Follow the automated section for quick setup. Already on GitHub? I run traceroute from PC but it just show the openwrt router ip as hop: traceroute to xxxxxxx.com (85.114.x.x), 64 hops max 1 192.168.2.1 0,450ms 0,341ms 0,317ms 2 10.161.xxx.xx 187,092ms 214,425ms 285,287ms 3 10.205.xxx.xx 159,821ms 250,059ms 241,358ms .. But because I don't know if it's a developer known issue I post my results. and BSD-based (FreeBSD/Mac OS X/etc.) Question to developers. Also, it would be interesting to see your config files. add_list firewall. All the tests are being done on LEDE trunk on a Linksys EA8500. Anything particular i should look out for? system. Maintainer: Kevin Darbyshire-Bryant Environment: openwrt snapshot x86_64 builds from master branch; first seen while upgrading from dnsmasq 2.79 to 2.80test2 running on Hyper-V VM on amdfam10 Prozessor. The following packages have to be installed on the router: A pair of IP sets is created in /etc/config/firewall, one for IPv4 and one for IPv6: Run ipset list to see the effect. Put the setting in / etc / config / firewall. Makefile 42.6%; Shell 30.0%; JavaScript 20.4%; Lua 7.0%; Footer There are now two packages of this service available: pbr-iptables which supports fw3, iptables, ipset and dnsmasq.ipset option; pbr which supports fw4, nft, nft sets and dnsmasq.nftset option (but because OpenWrt's dnsmasq doesn't support nft sets yet, you can't use dnsmasq to resolve domain names from . All the tests are being done on LEDE trunk on a Linksys EA8500. There was an error obtaining wiki data: {"data":{"text":null},"status":-1,"config":{"method":"GET . 12 forks Releases 1. v0.0.3 Latest Aug 15, 2020. In both case the package dnsmasq-full has been installed to substitute dnsmasq. The domain names that should feed into the IP sets are added in /etc/config/dhcp: Note that each domain name feeds into both IP sets for IPv4 and IPv6. option enabled '1' https://openwrt.org/docs/guide-user/firewall/fw3_configurations/fw3_parent_controls. There was an error obtaining wiki data: {"data":{"text":null},"status":-1,"config":{"method":"GET . If you do not agree leave the website. '${IPSET_NAME}'.entry='\0'/" "${IPSET_TEMP}") Sorry, were it you, who asked me the same question a month ago? Should we perform a futher test? Readme License. The approach combines two mechanisms: This allows to filter for domain names that resolve dynamically to different IP addresses. In both case the package dnsmasq-full has been installed to . Else extract and look through a router backup archive in a similar manner. But this doesn't explain why it was working in CC 15.05. By clicking Sign up for GitHub, you agree to our terms of service and 4 watching Forks. Beyond a quick look at the code and a 'google' a few minutes ago I've no mwan3 knowledge. option match 'src_ip'. Move dnsmasq to port 54. del_list firewall. Also you acknowledge that you have read and understand our Privacy Policy. Oct 23, 2019. So 'ipset list' shows up a huge list. Have a question about this project? I tried to set ipset alias in /etc/dnsmasq.conf file and my dhcp server stopped working. Assuming you have access to your working system, I'd start by grepping through for 'ipset' and/or some of your set names and see what turns up. Next, on Windows I set a manual DNS, different to the openwrt one and did the test again on 'dnsleaktest.com' and started to see some of the overridden DNSs show up. privacy statement. Sign in That thread: https://forum.openwrt.org/t/mwan3-rules-with-ipset, There is bug filed for dnsmasq https://bugs.openwrt.org/index.php?do=details&task_id=1575. VPN Bypass Statement about OpenWrt 22.03. release and this package TLDR: Even tho this package depends on iptables/ipset and dnsmasq support for ipset, it works just fine with recently released OpenWrt 22.03.. You can safely ignore the warning on the Status -> Firewall page about legacy iptables rules created by this package. GPL-3.0 license Stars. Did someone clean up the build rules for this and cut it out by mistake? *$/\ 19 stars Watchers. Export to GitHub autovpn-for-openwrt - Dnsmasq_Ipset.wiki. I've just checked on my build and the 'dnsmasq-full' build option selects dhcpv6, dnssec, auth dns, ipset, conntrack & no_id by default. /${IPSET_FAMILY/ipv4/:}/d;s/^. CC Attribution-Share Alike 4.0 International. # 2. option dest_port '80,443' You signed in with another tab or window. dnsmasq's ipsets work fine for me. If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. Similarly, even going back as far as Jan 2013, I can find no evidence that the dnsmasq init script created the ipsets, and hence dnsmasq's behaviour is as per documentation in that it needs the sets created before it will populate them. '${IPSET_NAME}'.family='${IPSET_FAMILY}' The configuration generated for dnsmasq correctly contains the ipset, but when you use ipset list to see them you don't see them. OpenWRT is used to implement the concept. '${IPSET_NAME}'.entry='\0'\n\ Languages. # ipset --version ipset v7.6, protocol version: 7 # uname -a Linux OpenWrt 5.4.188 #0 Sat Apr 16 12:59:34 2022 mips GNU/Linux option ipset 'youtube' What I see is that the ipset is correctly managed by dnsmasq and filled IF IT EXISTS. Disable rebind protection. No packages published . We can safely say that dnsmasq is not the problem and is working correctly. option storage 'hash' Packages 0. A pair of filter rules is created in /etc/config/firewall, again one for IPv4 and one for IPv6: See DNS-based firewall with IP sets -> Extras for further tweaking of the firewall rules. Hi there, I know dnsmasq is currently in testing state. Perhaps my answer is not entirely about your problem. If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. I dont understand why dnsmasq is trying to get an dhcp lease when starting it. It correctly configure itself to manage it. If multiple setnames are given, then the addresses are placed in each of them, subject to the limitations of an IP set (IPv4 addresses cannot be stored in an IPv6 IP set and vice versa). Also, ipsets can be created automatically from "/etc/config/network". You will also need to create a subnet set file. However following yields nothing. option proto 'tcp' ex: ipset=/pandora.com/usvpn, https://openwrt.org/docs/guide-user/firewall/fw3_configurations/dns_ipset, Powered by Discourse, best viewed with JavaScript enabled, https://forum.openwrt.org/t/mwan3-rules-with-ipset, https://bugs.openwrt.org/index.php?do=details&task_id=1575, https://openwrt.org/docs/guide-user/firewall/fw3_configurations/fw3_parent_controls. I further checked the binary built and it includes all the things I would expect. $(sed -e "/${IPSET_FAMILY/ipv6/\\. By using the website, you agree with storing cookies on your computer. Self-registration in the wiki has been disabled. With the setup shown above, traffic to example.com and example.org is blocked even if the domain names resolve dynamically to different IP addresses. 518 #check for an already active dhcp server on the interface, unless 'force' is set '${IPSET_NAME}'.entry It correctly configure itself to manage it. If you do not agree leave the website. Well occasionally send you account related emails. set firewall. Can somebody post on where to set the ipset aliases? This website uses cookies. Please use ipset-dns in connection with dnsmasq. OK, but the question is how to create ipset by name, not just by list of IP's. The text was updated successfully, but these errors were encountered: Confirmed also on an Archer C7. dnsmasq-full Version: 2.85-8 Description: It is intended to provide coupled DNS and DHCP service to a LAN.\\ \\ This is a fully configurable variant with DHCPv4, DHCPv6, DNSSEC, Authoritative DNS\\ and IPset, Conntrack support & NO_ID enabled by default.\\ \\ Installed size: 178kB Dependencies: option family 'ipv4' This script needs sed, base64, curl (or wget ). Maybe you should remove dnsmasq, and install dnsmasq-full. Please, give log after restarting of dnsmasq. Export to GitHub autovpn-for-openwrt - Dnsmasq_Ipset.wiki. Router: Raspberry Pi 4b running OpenWrt 22.03.1 | AP: ASUS RT-AC86U running Asuswrt 386_48260. OpenWRT is used to implement the concept. Ipsets can be created in /etc/config/firewall something like, config ipset Wan: Use local caching DNS server as system resolver (default: No). Note that they dont contain any members yet. This works for me with an OpenVPN connection for routing certain addresses of visitors through a VPN. I tested this by setting a DNS on my OpenWrt router and using 'dnsleaktest.com' to see what DNSs have been picked up. delete firewall. Are the instructions on the wiki out of date? This is more modular than enabling these features for everyone. option sticky 1' Description: The following chapters are inspired by DNS-based firewall with IP sets. set firewall. Do you have any knowledge regarding mwan3 creating the ipsets? DNSMASQ can add IP addresses to an IPSET when certain domain names are queried: IP set extras This article relies on the following: * Accessing OpenWrt CLI * Managing configurations * Managing packages * Managing services Introduction * This instruction extends the functionality of IP sets. OK, thank you, we are not first ones. --ipset=/[/]/[,] I assume you have the mwan3 config rule set - it'll be similar to this is guess: config rule 'youtube' When you define an ipset in the dhcp config file, dnsmasq doesn't add the set to the ipset list. As expected I was using the DNS set in OpenWrt. The issue is elsewhere. I have installed the full dnsmasq package. There is a setting on Tools / Other Settings to change this behavior. to your account. Instead in CC 15.05 it was also creating it. Enable dnsmasq to do PTR requests. # 4. This article shows a practical approach for how to filter web sites at your router. Dnsmasq is free software, and you are welcome to redistribute it under the terms of the GNU General Public License, version 2 or 3. You should have these binaries on you system. '${IPSET_NAME}'.name='${IPSET_NAME}' # 3. If you need to use the ipset rule for specific subnets, that is, for IP addresses, then you can do the following. option timeout 300' Hello! Except where otherwise noted, content on this wiki is licensed under the following license:CC Attribution-Share Alike 4.0 International. set firewall. Policy-Based Routing Statement about OpenWrt 22.03. release and this package. EOI, # Configure IP sets, domains, CIDRs and ASNs, "https://openwrt.org/_export/code/docs/guide-user/advanced/ipset_extras?codeblock=0", CC Attribution-Share Alike 4.0 International. OpenWrt LuCI for ipset feature of DNSmasq-full Resources. #2. Filtered DNS service responses from blocked domains are 0.0.0.0 which causes dnsmasq to fill the system log with possible DNS-rebind attack detected messages. Usage << EOI Could you try to go to web-sites in ipset, and see, whether dnsmasq fills it? I declared in /etc/config/dhcp under dnsmasq. option name 'hulu' Put the setting in / etc / config / firewall config ipset option name 'namev4' option family 'ipv4' option match 'dest_net' option storage 'hash' option enabled '1' option loadfile '/etc/namev4' If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. option use_policy 'balanced'. Before, in OpenWRT CC 15.05 on a Archer C7 everything was working correctly. Features * Create and populate IP sets with domains, CIDRs and ASNs. These IP sets must already exist. Self-registration in the wiki has been disabled. The following chapters are inspired by DNS-based firewall with IP sets. When you define an ipset in the dhcp config file, dnsmasq doesn't add the set to the ipset list. If you need to use the ipset rule for specific subnets, that is, for IP addresses, then you can do the following. See ipset(8) for more details. My dnsmasq file looks like so. Reduce dnsmasq cache size as it will only provide PTR/rDNS info. I use DHCP on opewrt router so the DNS is served by router or not? It looks as follows: In the file, each subnet begins with a new line. Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International # 5. could you give a command for domain matched? Domains and subdomains are matched in the same way as --address. EOI, << EOI By using the website, you agree with storing cookies on your computer. Places the resolved IP addresses of queries for one or more domains in the specified Netfilter IP set. The concept is to instruct the DNS name resolver to collect IP addresses that were obtained for certain domain names in IP sets. Except where otherwise noted, content on this wiki is licensed under the following license:CC Attribution-Share Alike 4.0 International, This instruction extends the functionality of. Before, in OpenWRT CC 15.05 on a Archer C7 everything was working correctly. However mwan3 rules does not show my rule, I have banip as well as e2guardian packages installed. This is not the case with CC 15.05. Contributors 2 . Visitors through a VPN more domains in the file, each subnet begins with a new.!: the following chapters are inspired by DNS-based firewall with IP sets so the DNS name resolver to IP! Noted, content on this wiki is licensed under the following chapters are inspired by DNS-based firewall with IP.! Dhcp on opewrt router so the DNS set in OpenWrt CC 15.05 recompile HAVE_IPSET. /Etc/Dnsmasq.Conf file and my dhcp server stopped working to web-sites in ipset, and see, whether dnsmasq it! Of queries for one or more domains in the forum or ask on IRC for access my! Ip set website, you agree to our terms of service and 4 watching forks } /d ; s/^ by... Wiki out of date does n't explain why it was working correctly b/package/network/services/dnsmasq/files/dnsmasq.init this website uses cookies EA8500. To the OpenWrt wiki, please post HERE in the file, each subnet begins with a new line for. Huge list to example.com and example.org is blocked even if the domain names resolve dynamically different... Ipset create hash: IP it correctlys begins to fill the system log with DNS-rebind. Dnsmasq for DNS lookups by default setting on Tools / Other Settings to change this behavior being done LEDE... Entirely about your problem, content on this wiki is licensed under following... My rule, i have banip as well as e2guardian packages installed see your config files,. Nov 15 12:40:25 2016 daemon.crit dnsmasq [ 9415 ]: recompile with HAVE_IPSET openwrt dnsmasq ipset enable. Convert gfwlist into dnsmasq rules to web-sites in ipset, and see whether. Put the setting in / etc / config / firewall implements filtering rules based on the wiki of. The OpenWrt wiki, please post HERE in the forum or ask on IRC for access similar manner to. Service responses from openwrt dnsmasq ipset domains are 0.0.0.0 which causes dnsmasq to fill the system log with possible DNS-rebind attack messages! [ 9415 ]: recompile with HAVE_IPSET defined to enable ipset directives at line 14 of.! As follows: in the forum or ask on IRC for access e2guardian packages installed the,... From `` /etc/config/network '' IP set also on an Archer C7 everything was working in 15.05...: ASUS RT-AC86U running Asuswrt 386_48260 create and populate IP sets option sticky 1 ' Description: the license. 'Google ' a few minutes ago i 've no mwan3 knowledge in both case package! Which convert gfwlist into dnsmasq rules instruct the DNS is served by router or not router! Router backup archive in a similar manner defined to enable ipset directives at line of! With domains, CIDRs and ASNs i tried to set the ipset must be manually added ( /etc/rc.local for ). Ipset_Name } '.match='net ' also you acknowledge that you have read and understand our Privacy.! The resolved IP addresses of visitors through a router backup archive in a similar manner certain domain names resolve to., it would be interesting to see your config files using the,... ( Debian/Ubuntu/Cent OS/OpenWrt/LEDE/Cygwin/Bash on Windows/etc. defined the youtube ipset rule in mwan3 to go out wan1 the is. Was working correctly agree with storing cookies on your computer $ { IPSET_NAME } '='ipset ' in parallel the... Resolver to collect IP addresses on where to set the ipset aliases 3. Privacy Policy lookups by default can somebody post on where to set the ipset must manually. Contribute to the OpenWrt wiki, please post HERE in the same point: does! Could you try to go out wan1 you should remove dnsmasq, and install dnsmasq-full want to contribute the... Openwrt wiki, please post HERE in the file, each subnet begins with new. Should remove dnsmasq, and see, whether dnsmasq fills it | AP: ASUS RT-AC86U running Asuswrt 386_48260 2.... Install dnsmasq-full out wan1 IP 's out wan1, we 've stuck at the code and a 'google ' few. This works for me with an OpenVPN connection for routing certain addresses of visitors through a router archive. With the setup shown above, traffic to example.com and example.org is blocked even if the names... Resolver to collect IP addresses of queries for one or more domains the... ' # 3 working on both Linux-based ( Debian/Ubuntu/Cent OS/OpenWrt/LEDE/Cygwin/Bash on Windows/etc. the. Filtering rules based on the wiki openwrt dnsmasq ipset of date on LEDE trunk on a Archer C7 everything was in... Irc for access fill them the concept is to instruct the DNS is served router. ' also you acknowledge that you have read and understand our Privacy Policy watching forks mwan3 creating the ipsets 'google. Server stopped working names openwrt dnsmasq ipset dynamically to different IP addresses that were obtained for certain domain names IP! You should remove dnsmasq, and install dnsmasq-full | AP: ASUS running. Option sticky 1 ' Description: the following license: CC Attribution-Share Alike 4.0 International approach! I would openwrt dnsmasq ipset is served by router or not domains and subdomains are matched the. Use dnsmasq for DNS lookups by default this wiki is licensed under the following license CC! Storing cookies on your computer code and a 'google ' a few minutes ago i 've mwan3. Also on an Archer C7 everything was working in CC 15.05 on Archer! Dnsmasq-Full has been installed to to fill them in a similar manner ipset rule in mwan3 to go wan1... Is to instruct the DNS is served by router or not agree to our of. Minutes ago i 've no mwan3 knowledge maybe you should remove dnsmasq and... I was using the website, you agree with storing cookies on your computer: this allows to for! Me with an OpenVPN connection for routing certain addresses of queries for one or more in! Also on an Archer C7 everything was working correctly looks as follows: in the or. Practical approach for how to create ipset by name, not just by list IP. Chapters are inspired by DNS-based firewall with IP sets you, we 've stuck at the same point: does... Lede trunk on a Linksys EA8500 dnsmasq https: //bugs.openwrt.org/index.php? do=details & task_id=1575 shows up a huge list the! That the openwrt dnsmasq ipset must be manually added ( /etc/rc.local for example ) for everyone,.... Checked the binary built and it includes all the things i would expect will provide... Mwan3 knowledge our terms of service and 4 watching forks openwrt dnsmasq ipset info under the following are! And is working correctly v0.0.3 Latest Aug 15, 2020 based on the wiki out of date agree... Following chapters are inspired by DNS-based firewall with IP sets it will only PTR/rDNS. Asuswrt 386_48260 looks as follows: in the file, each subnet begins with a new line?! Go out wan1 use dhcp on opewrt router so the DNS set in OpenWrt CC it... * create and populate IP sets rule in mwan3 to go out wan1 modular. These errors were encountered: Confirmed also on an Archer C7 everything was correctly! Name resolver to collect IP addresses dnsmasq rules ask on IRC for access are by. At your router? do=details & task_id=1575 and see, whether dnsmasq it! Someone clean up the build rules for this and cut it out by mistake an Archer C7 everything was correctly... Was working correctly dont understand why dnsmasq is not entirely about your problem e2guardian... Ago i 've no mwan3 knowledge out by mistake as expected i was using the,... At line 14 of /var/etc/dnsmasq.conf.cfg02411c example ) any knowledge regarding mwan3 creating the ipsets is modular. ( sed -e `` / $ { IPSET_NAME } '.match='net ' also you acknowledge that you have and! Wiki out of date openwrt dnsmasq ipset the system log with possible DNS-rebind attack detected messages the setup shown,! Features * create and populate IP sets license: CC Attribution-Share Alike 4.0 International is working correctly to enable directives... This and cut it out by mistake currently in testing state IP correctlys. That you have read and understand our Privacy Policy / Other Settings to this. An issue and contact its maintainers and the community up the build rules for this and cut out! The domain names resolve dynamically to different IP addresses of queries for or. As -- address have banip as well as e2guardian packages installed traffic to example.com example.org. Substitute dnsmasq and subdomains are matched in the same way as -- address, whether fills. Can safely say that dnsmasq is currently in testing state -- address ask IRC... Dnsmasq does n't explain why it was also creating it: IP it correctlys begins fill. Is how to create a subnet set file or ask on IRC for access example.... Even if the domain openwrt dnsmasq ipset that resolve dynamically to different IP addresses can safely that... Content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International rule mwan3... Are not first ones IRC for access shell script which convert gfwlist into dnsmasq rules is by! One or more domains in the forum or ask on IRC for.. Resolver to collect IP addresses sites at your router thank you, 've. Enable ipset directives at line 14 of /var/etc/dnsmasq.conf.cfg02411c the resolved IP addresses that were obtained certain... Windows/Etc. install dnsmasq-full with domains, openwrt dnsmasq ipset and ASNs with an OpenVPN connection for routing addresses. # x27 ; t use dnsmasq for DNS lookups by default manually added /etc/rc.local... Openwrt CC 15.05 it was working correctly setup shown above, traffic to and... ( /etc/rc.local for example ) of IP 's and ASNs more domains in the forum or ask on IRC access! Based on the wiki out of date practical approach for how to create a subnet set....
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