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libvirt/network-don-t-use-dhcp-authoritative-on-static-netwo.patch
James Fehlig 0d01ad3986 Accepting request 514264 from home:jfehlig:branches:Virtualization
- Update to libvirt 3.6.0
  - Many incremental improvements and bug fixes, see
    http://libvirt.org/news.html
- Fix unit tests on s390x and ppc64
  8982f3ab-util-hash-header.patch,
  0b1ecf7b-virHashCodeGen-mockable.patch.
  f536b0dd-tests-arch-independent-hash.patch
- Patch cleanup
  - Renamed libvirtd-defaults.patch to
    suse-libvirtd-disable-tls.patch
  - Renamed libvirtd-init-script.patch to
    suse-libvirtd-sysconfig-settings.patch
  - Renamed virtlockd-init-script.patch to
    suse-virtlockd-sysconfig-settings.patch
  - Renamed virtlogd-init-script.patch to
    suse-virtlogd-sysconfig-settings.patch
  - Renamed libvirt-guests-init-script.patch to
    suse-libvirt-guests-service.patch
  - Combined suse-libvirtd-service.patch and
    systemd-service-xen.patch to suse-libvirtd-service-xen.patch
    since both patches add Xen support to libvirtd service file
  - Pull OVMF-related changes from suse-qemu-conf.patch into a
    new suse-ovmf-paths.patch

- Add a supportconfig plugin
  libvirt-supportconfig
  FATE#323661

OBS-URL: https://build.opensuse.org/request/show/514264
OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=615
2017-08-03 17:28:59 +00:00

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2.4 KiB
Diff

From 15c7f9a6e7678238ef06f5d805984addb6f8bcdb Mon Sep 17 00:00:00 2001
From: Martin Wilck <mwilck@suse.com>
Date: Thu, 15 Dec 2016 10:17:05 +0100
Subject: [PATCH] network: don't use dhcp-authoritative on static networks
"Static" DHCP networks are those where no dynamic DHCP range is
defined, only a list of host entries is used to serve permanent
IP addresses. On such networks, we don't want dnsmasq to reply
to other requests than those statically defined. But
"dhcp-authoritative" will cause dnsmasq to do just that.
Therefore we can't use "dhcp-authoritative" for static networks.
Fixes: 4ac20b3ae "network: add dnsmasq option 'dhcp-authoritative'"
Signed-off-by: Martin Wilck <mwilck@suse.com>
---
src/network/bridge_driver.c | 9 ++++++++-
tests/networkxml2confdata/dhcp6host-routed-network.conf | 1 -
2 files changed, 8 insertions(+), 2 deletions(-)
Index: libvirt-3.6.0/src/network/bridge_driver.c
===================================================================
--- libvirt-3.6.0.orig/src/network/bridge_driver.c
+++ libvirt-3.6.0/src/network/bridge_driver.c
@@ -1454,7 +1454,14 @@ networkDnsmasqConfContents(virNetworkObj
if (VIR_SOCKET_ADDR_IS_FAMILY(&ipdef->address, AF_INET)) {
if (ipdef->nranges || ipdef->nhosts) {
virBufferAddLit(&configbuf, "dhcp-no-override\n");
- virBufferAddLit(&configbuf, "dhcp-authoritative\n");
+ /*
+ * Use "dhcp-authoritative" only for dynamic DHCP.
+ * In a static-only network, it would cause dnsmasq
+ * to reply to requests from other hosts than those
+ * statically defined.
+ */
+ if (ipdef->nranges || !ipdef->nhosts)
+ virBufferAddLit(&configbuf, "dhcp-authoritative\n");
}
if (ipdef->tftproot) {
Index: libvirt-3.6.0/tests/networkxml2confdata/dhcp6host-routed-network.conf
===================================================================
--- libvirt-3.6.0.orig/tests/networkxml2confdata/dhcp6host-routed-network.conf
+++ libvirt-3.6.0/tests/networkxml2confdata/dhcp6host-routed-network.conf
@@ -10,7 +10,6 @@ bind-dynamic
interface=virbr1
dhcp-range=192.168.122.1,static
dhcp-no-override
-dhcp-authoritative
dhcp-range=2001:db8:ac10:fd01::1,static,64
dhcp-hostsfile=/var/lib/libvirt/dnsmasq/local.hostsfile
addn-hosts=/var/lib/libvirt/dnsmasq/local.addnhosts