On 06/10/2017 08:53 PM, jean-christophe manciot wrote: > Hello everyone, > > I have multiple virtual networks defined on my Server: > # virsh net-list --all > Name State Autostart Persistent > ---------------------------------------------------------- > default active yes yes > ... > virtual-mgt-5 active yes yes > ... > > When a VM is started on one of them with an interface which needs the > dnsmasq DHCP server to get its IP address/len, it remains inaccessible with > the FQDN once the IP information is acquired. > > The default values are used for each dnsmasq instance: > ● libvirtd.service - Virtualization daemon > Loaded: loaded (/lib/systemd/system/libvirtd.service; enabled; vendor > preset: enabled) > Active: active (running) since Sat 2017-06-10 19:48:58 CEST; 3ms ago > Docs: man:libvirtd(8) > http://libvirt.org > Main PID: 25365 (libvirtd) > Tasks: 35 (limit: 4915) > Memory: 27.1M > CPU: 28ms > CGroup: /system.slice/libvirtd.service > ├─22262 /usr/sbin/dnsmasq > --conf-file=/var/lib/libvirt/dnsmasq/default.conf --leasefile-ro > --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper > ├─22263 /usr/sbin/dnsmasq > --conf-file=/var/lib/libvirt/dnsmasq/default.conf --leasefile-ro > --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper > ... > ├─24061 /usr/sbin/dnsmasq > --conf-file=/var/lib/libvirt/dnsmasq/virtual-mgt-5.conf --leasefile-ro > --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper > ├─24062 /usr/sbin/dnsmasq > --conf-file=/var/lib/libvirt/dnsmasq/virtual-mgt-5.conf --leasefile-ro > --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper > ... > ├─25365 /usr/sbin/libvirtd > └─25384 /usr/sbin/dnsmasq --help > > I wonder whether the option "--leasefile-ro" gets in the way or not: there > must be a key=value in /etc/libvirt/qemu/networks/<virtual_network>.xml to > enable this behavior, but could not find it in the Network XML format > <https://libvirt.org/formatnetwork.html>. The --leasefile-ro argument is added unconditionally, just like --dhcp-script. If you want to do name translation, either have static IP addresses and edit the hosts file, or use NSS module: https://libvirt.org/nss.html Michal -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list
