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

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