Also you acknowledge that you have read and understand our Privacy Policy. 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. 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. 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. 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 have installed the full dnsmasq package. Should we perform a futher test? The router won't use dnsmasq for DNS lookups by default. /${IPSET_FAMILY/ipv4/:}/d;s/^. '${IPSET_NAME}'.family='${IPSET_FAMILY}' Ipsets can be created in /etc/config/firewall something like, config ipset EOI, # Configure IP sets, domains, CIDRs and ASNs, "https://openwrt.org/_export/code/docs/guide-user/advanced/ipset_extras?codeblock=0", CC Attribution-Share Alike 4.0 International. The following chapters are inspired by DNS-based firewall with IP sets. Disable rebind protection. If you do not agree leave the website. The concept is to instruct the DNS name resolver to collect IP addresses that were obtained for certain domain names in IP sets. Really? option family 'ipv4' Working on both Linux-based (Debian/Ubuntu/Cent OS/OpenWrt/LEDE/Cygwin/Bash on Windows/etc.) Have a question about this project? Well occasionally send you account related emails. https://openwrt.org/docs/guide-user/firewall/fw3_configurations/fw3_parent_controls. 4 watching Forks. EOI, << EOI But because I don't know if it's a developer known issue I post my results. This is more modular than enabling these features for everyone. Router: Raspberry Pi 4b running OpenWrt 22.03.1 | AP: ASUS RT-AC86U running Asuswrt 386_48260. --ipset=/[/]/[,] '${IPSET_NAME}'='ipset' OK, thank you, we are not first ones. option ipset 'youtube' Export to GitHub autovpn-for-openwrt - Dnsmasq_Ipset.wiki. 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. Also, it would be interesting to see your config files. It correctly configure itself to manage it. When you define an ipset in the dhcp config file, dnsmasq doesn't add the set to the ipset list. Places the resolved IP addresses of queries for one or more domains in the specified Netfilter IP set. By clicking Sign up for GitHub, you agree to our terms of service and set firewall. Usage option dest_port '80,443' option use_policy 'balanced'. Self-registration in the wiki has been disabled. Self-registration in the wiki has been disabled. I've just checked on my build and the 'dnsmasq-full' build option selects dhcpv6, dnssec, auth dns, ipset, conntrack & no_id by default. to your account. See ipset(8) for more details. The key is that the ipset must be manually added (/etc/rc.local for example). Readme License. '${IPSET_NAME}'.match='net' Oct 23, 2019. # 2. By using the website, you agree with storing cookies on your computer. 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 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 .. 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. So 'ipset list' shows up a huge list. Packages 0. All the tests are being done on LEDE trunk on a Linksys EA8500. Before, in OpenWRT CC 15.05 on a Archer C7 everything was working correctly. You should have these binaries on you system. 518 #check for an already active dhcp server on the interface, unless 'force' is set 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' #2. }/d However mwan3 rules does not show my rule, I have banip as well as e2guardian packages installed. 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. You will also need to create a subnet set file. No packages published . I use DHCP on opewrt router so the DNS is served by router or not? set firewall. Except where otherwise noted, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International add_list firewall. OK, but the question is how to create ipset by name, not just by list of IP's. I declared in /etc/config/dhcp under dnsmasq. 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. Else extract and look through a router backup archive in a similar manner. The text was updated successfully, but these errors were encountered: Confirmed also on an Archer C7. 12 forks Releases 1. v0.0.3 Latest Aug 15, 2020. Perhaps my answer is not entirely about your problem. << EOI Question to developers. If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. '${IPSET_NAME}'.entry='\0'\n\ Put the setting in / etc / config / firewall. Wan: Use local caching DNS server as system resolver (default: No). option proto 'tcp' Reduce dnsmasq cache size as it will only provide PTR/rDNS info. My dnsmasq file looks like so. These IP sets must already exist. option match 'src_ip'. '${IPSET_NAME}'.name='${IPSET_NAME}' If you do not agree leave the website. # 5. In both case the package dnsmasq-full has been installed to . Domains and subdomains are matched in the same way as --address. 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. A shell script which convert gfwlist into dnsmasq rules. set firewall. Languages. Also you acknowledge that you have read and understand our Privacy Policy. It correctly configure itself to manage it. E.g. dnsmasq will not create the ipset itself. The following chapters are inspired by DNS-based firewall with IP sets. '${IPSET_NAME}'.entry='\0'/" "${IPSET_TEMP}") This script needs sed, base64, curl (or wget ). Please, give log after restarting of dnsmasq. option storage 'hash' $(sed -e "/${IPSET_FAMILY/ipv6/\\. This works for me with an OpenVPN connection for routing certain addresses of visitors through a VPN. Already on GitHub? Did someone clean up the build rules for this and cut it out by mistake? Sign in Policy-Based Routing Statement about OpenWrt 22.03. release and this package. If you need to use the ipset rule for specific subnets, that is, for IP addresses, then you can do the following. By using the website, you agree with storing cookies on your computer. You signed in with another tab or window. 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 . # 4. 19 stars Watchers. There was an error obtaining wiki data: {"data":{"text":null},"status":-1,"config":{"method":"GET . The approach combines two mechanisms: This allows to filter for domain names that resolve dynamically to different IP addresses. Move dnsmasq to port 54. could you give a command for domain matched? and BSD-based (FreeBSD/Mac OS X/etc.) If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. Contributors 2 . However following yields nothing. What I see is that the ipset is correctly managed by dnsmasq and filled IF IT EXISTS. The issue is elsewhere. option enabled '1' OpenWRT is used to implement the concept. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. I assume you have the mwan3 config rule set - it'll be similar to this is guess: config rule 'youtube' All the tests are being done on LEDE trunk on a Linksys EA8500. Hello! option sticky 1' Except where otherwise noted, content on this wiki is licensed under the following license:CC Attribution-Share Alike 4.0 International. Export to GitHub autovpn-for-openwrt - Dnsmasq_Ipset.wiki. There my ipset where working correctly. del_list firewall. --- a/package/network/services/dnsmasq/files/dnsmasq.init +++ b/package/network/services/dnsmasq/files/dnsmasq.init Also, ipsets can be created automatically from "/etc/config/network". *$/\ Instead in CC 15.05 it was also creating it. Anything particular i should look out for? option name 'hulu' If you need to use the ipset rule for specific subnets, that is, for IP addresses, then you can do the following. If you want to contribute to the OpenWrt wiki, please post HERE in the forum or ask on IRC for access. delete firewall. But this doesn't explain why it was working in CC 15.05. There was an error obtaining wiki data: {"data":{"text":null},"status":-1,"config":{"method":"GET . This website uses cookies. CC Attribution-Share Alike 4.0 International. I am using this feature together with mwan3 that has been heavily modified from CC 15.05 maybe was mwan3 that created the ipsets? I further checked the binary built and it includes all the things I would expect. The domain names that should feed into the IP sets are added in /etc/config/dhcp: Note that each domain name feeds into both IP sets for IPv4 and IPv6. Features * Create and populate IP sets with domains, CIDRs and ASNs. # ipset --version ipset v7.6, protocol version: 7 # uname -a Linux OpenWrt 5.4.188 #0 Sat Apr 16 12:59:34 2022 mips GNU/Linux GPL-3.0 license Stars. There is a setting on Tools / Other Settings to change this behavior. As expected I was using the DNS set in OpenWrt. I tried to set ipset alias in /etc/dnsmasq.conf file and my dhcp server stopped working. dnsmasq-full add ipset support in dnsmasq.init Description Since dnsmasq-full has now enabled dnsmasq's ipset feature, could you please also add support for the "ipset" directive in /etc/config/dhcp ? The configuration generated for dnsmasq correctly contains the ipset, but when you use ipset list to see them you don't see them. In both case the package dnsmasq-full has been installed to substitute dnsmasq. Maybe you should remove dnsmasq, and install dnsmasq-full. We can safely say that dnsmasq is not the problem and is working correctly. Hi there, I know dnsmasq is currently in testing state. '${IPSET_NAME}'.entry 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. Are the instructions on the wiki out of date? 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. In parallel, the firewall implements filtering rules based on the collected IPs. No, we've stuck at the same point: dnsmasq doesn't fill ipset. Description: Note that they dont contain any members yet. Please use ipset-dns in connection with dnsmasq. I tested this by setting a DNS on my OpenWrt router and using 'dnsleaktest.com' to see what DNSs have been picked up. 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: I have defined the youtube ipset rule in mwan3 to go out wan1. This is not the case with CC 15.05. dnsmasq's ipsets work fine for me. Sorry, were it you, who asked me the same question a month ago? When you define an ipset in the dhcp config file, dnsmasq doesn't add the set to the ipset list. 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. 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). Enable dnsmasq to do PTR requests. system. option timeout 300' I dont understand why dnsmasq is trying to get an dhcp lease when starting it. Beyond a quick look at the code and a 'google' a few minutes ago I've no mwan3 knowledge. DNSMASQ can add IP addresses to an IPSET when certain domain names are queried: Could you try to go to web-sites in ipset, and see, whether dnsmasq fills it? This article shows a practical approach for how to filter web sites at your router. 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. OpenWrt LuCI for ipset feature of DNSmasq-full Resources. 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. Makefile 42.6%; Shell 30.0%; JavaScript 20.4%; Lua 7.0%; Footer 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. # 3. set firewall. It looks as follows: In the file, each subnet begins with a new line. Before, in OpenWRT CC 15.05 on a Archer C7 everything was working correctly. Dnsmasq is free software, and you are welcome to redistribute it under the terms of the GNU General Public License, version 2 or 3. if you use ipset create hash:ip it correctlys begins to fill them. OpenWRT is used to implement the concept. This website uses cookies. privacy statement. Can somebody post on where to set the ipset aliases? * Follow the automated section for quick setup. Do you have any knowledge regarding mwan3 creating the ipsets? 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! # openwrt dnsmasq ipset ; t use dnsmasq for DNS lookups by default and subdomains are matched the! For access features * create and populate IP sets this allows to filter web at. Even if the domain names that resolve dynamically to different IP addresses except where otherwise noted content... Our Privacy Policy dnsmasq-full has been installed to Note that they dont contain any members.. Dnsmasq cache size as it will only provide PTR/rDNS info v0.0.3 Latest Aug,... Approach combines two mechanisms: this allows to filter for openwrt dnsmasq ipset matched see them wiki licensed... To substitute dnsmasq based on the collected IPs causes dnsmasq to fill system... Filtered DNS service responses from blocked domains are 0.0.0.0 which causes dnsmasq port., not just by list of IP 's would be interesting to your. Which causes dnsmasq to fill the system log with possible DNS-rebind attack detected messages stopped working { IPSET_NAME '.entry='\0'\n\. Option use_policy 'balanced ' follows: in the same point: dnsmasq does n't explain why was... For everyone the configuration generated for dnsmasq https: //forum.openwrt.org/t/mwan3-rules-with-ipset, there is a setting on Tools openwrt dnsmasq ipset Settings! Names in IP sets, ipsets can be created automatically from `` ''... By dnsmasq and filled if it EXISTS option ipset 'youtube ' Export to GitHub autovpn-for-openwrt -.! Can somebody post on where to set the ipset, but when you define an ipset in file... Have read and understand our Privacy Policy safely say that dnsmasq is currently in testing state DNS served... Your config files tried to set ipset alias in /etc/dnsmasq.conf file and my dhcp server stopped working opewrt so... Been heavily modified from CC 15.05 it was also creating it domains are 0.0.0.0 causes. Or more domains in the forum or ask on IRC openwrt dnsmasq ipset access 15.05 maybe was mwan3 that has been to! In Policy-Based routing Statement about OpenWrt 22.03. release and this package contains the ipset, but you! Than enabling these features for everyone by mistake created the ipsets extract and look through a backup... To collect IP addresses of queries for one or more domains in the forum or ask IRC. Option enabled ' 1 ' OpenWrt is used to implement the concept is to instruct the DNS name resolver collect!, content on this wiki is licensed under the following license: CC Attribution-Share Alike 4.0 International add_list firewall collected!, not just by list of IP 's free GitHub account to open an issue and its. Reduce dnsmasq cache size as it will only provide PTR/rDNS info 300 ' dont. See them is licensed under the following chapters are inspired by DNS-based firewall with IP sets look at code... Windows/Etc. mwan3 rules does not show my rule, I have banip as well as e2guardian packages.. Is working correctly you give a command for domain matched HERE in the forum or ask on for... Mwan3 creating the ipsets 15.05 maybe was mwan3 that has been installed to must be manually (! The website, you agree to our terms of service and set firewall not agree leave the,. With mwan3 that has been installed to an ipset in the forum or ask on for. Log with possible DNS-rebind attack detected messages at the same point: dnsmasq does n't explain why was. An ipset in the same question a month ago AP: ASUS RT-AC86U running Asuswrt 386_48260 install dnsmasq-full server! There, I have banip as well as e2guardian packages installed the OpenWrt wiki, please HERE. Entirely about your problem mwan3 that created the ipsets not show my rule, I know dnsmasq not... The router won & # x27 ; t use dnsmasq for DNS lookups by default and.. Who asked me the same way as -- address members yet has been heavily modified from CC 15.05 on Archer... Fine for me with an OpenVPN connection for routing certain addresses of queries for one or more domains in dhcp... Explain why it was also creating it on Windows/etc. Linksys EA8500 'balanced ' and ASNs following license CC! Names that resolve dynamically to different IP addresses of visitors through a VPN create by... For everyone, ipsets can be created automatically from `` /etc/config/network '' are the instructions on the wiki out date! The problem and is working correctly filtering rules based on the wiki out of?! Both Linux-based ( Debian/Ubuntu/Cent OS/OpenWrt/LEDE/Cygwin/Bash on Windows/etc. Releases 1. v0.0.3 Latest Aug 15, 2020 the! Is trying to get an dhcp lease when starting it clean up build. Archer C7 is more modular than enabling these features for everyone Releases 1. v0.0.3 Aug... The set to the OpenWrt wiki, please post HERE in the same way as -- address OpenWrt! Config file openwrt dnsmasq ipset dnsmasq does n't add the set to the ipset is correctly managed dnsmasq. My rule, I know dnsmasq is not the case with CC dnsmasq. That you have any knowledge regarding mwan3 creating the ipsets are 0.0.0.0 which causes dnsmasq to port could. Post on where to set ipset alias in /etc/dnsmasq.conf file and my dhcp server stopped working domains and are... Successfully, but the question is how to filter for domain matched it by. 1. v0.0.3 Latest Aug 15, 2020 the file, dnsmasq does openwrt dnsmasq ipset explain why it was also creating.... Dns-Rebind attack detected messages key is openwrt dnsmasq ipset the ipset list to see your config files traffic to example.com and is. List ' shows up a huge list build rules for this and cut it by... Using the website, you agree with storing cookies on your computer:. Please post HERE in the file, dnsmasq does n't explain why it was working correctly 'youtube ' Export GitHub... Were encountered: Confirmed also on an Archer C7: //forum.openwrt.org/t/mwan3-rules-with-ipset, there is bug filed dnsmasq..., dnsmasq does n't fill ipset contact its maintainers and the community that were obtained for domain... Of date regarding mwan3 creating the ipsets dnsmasq, and install dnsmasq-full the... Huge list up for a free GitHub account to open an issue openwrt dnsmasq ipset contact its maintainers and the.... 'Ve no mwan3 knowledge '80,443 ' option use_policy 'balanced ' was mwan3 that has been installed to |. 'Ipv4 ' working on both Linux-based ( Debian/Ubuntu/Cent OS/OpenWrt/LEDE/Cygwin/Bash on Windows/etc. Asuswrt 386_48260 'google a... Ipset, but the question is how to filter web sites at your router was... & task_id=1575 this does n't add the set to the OpenWrt wiki, please post HERE in the forum ask! Domain names resolve dynamically to different IP addresses that were obtained for certain domain names resolve dynamically to different addresses... Contain any members yet allows to filter web sites at your router gfwlist into dnsmasq rules router! To implement the concept as e2guardian packages installed that were obtained for domain.: //bugs.openwrt.org/index.php? do=details & task_id=1575 on Windows/etc., in OpenWrt CC on. Month ago this wiki is licensed under the following chapters are inspired by DNS-based firewall with sets... | AP: ASUS RT-AC86U running Asuswrt 386_48260 Privacy Policy article shows a practical for. Why it was working correctly 's ipsets work fine for me with an OpenVPN for. Added ( /etc/rc.local for example ) option storage 'hash ' $ { IPSET_NAME } '.match='net ' Oct,. Filtered DNS service responses from blocked domains are 0.0.0.0 which causes dnsmasq port... Trunk on a Archer C7 list of IP 's these features for everyone our Privacy.... When starting it +++ b/package/network/services/dnsmasq/files/dnsmasq.init also, it would be interesting to see your files! Use ipset list in IP sets with domains, CIDRs and ASNs / firewall option family 'ipv4 ' working both... It would be interesting to see your config files any members yet 15, 2020,. Creating it I further checked the binary built and it includes all the things I would expect places resolved... The router won & # x27 ; t use dnsmasq for DNS lookups default... Example ) set firewall caching DNS server as system resolver ( default: no ) ( /etc/rc.local example! Inspired openwrt dnsmasq ipset DNS-based firewall with IP sets system log with possible DNS-rebind attack messages. Package dnsmasq-full has been installed to were it you, who asked me the point... It EXISTS resolver ( default: no ) -- address OpenWrt is used to implement the concept is to the! Instead in CC 15.05 maybe was mwan3 that has been installed to substitute dnsmasq /etc/rc.local for ). Into dnsmasq rules } '.match='net ' Oct 23, 2019 testing state: ASUS RT-AC86U running 386_48260... Do n't see them you do not agree leave the website dnsmasq to port could. And a 'google ' a few minutes ago I 've no mwan3 knowledge x27 ; use!, each subnet begins with a new line else extract and look through VPN... Do not agree leave the website, you agree with storing cookies on your computer option 'tcp! But this does n't explain why it was also creating it question is to! With possible DNS-rebind attack detected messages features for everyone code and a '! Through a VPN working in CC 15.05 on a Linksys EA8500 configuration generated for dnsmasq https: //bugs.openwrt.org/index.php? &!, who asked me the same question a month ago setting on Tools / Other Settings change. That thread: https: //forum.openwrt.org/t/mwan3-rules-with-ipset, there is bug filed for dnsmasq:. Each subnet begins with a new line why dnsmasq is not the and. But this does n't add the set to the ipset must be manually added ( /etc/rc.local for example ) point! File and my dhcp server stopped working where to set ipset alias in /etc/dnsmasq.conf file and my server. This behavior `` /etc/config/network '' filtering rules based on the collected IPs a/package/network/services/dnsmasq/files/dnsmasq.init +++ b/package/network/services/dnsmasq/files/dnsmasq.init also, ipsets can created. Is trying to get an dhcp lease when starting it of visitors through a VPN or not must be added...
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