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authorScott Dodson <sdodson@redhat.com>2016-05-10 13:53:37 -0400
committerScott Dodson <sdodson@redhat.com>2016-05-12 13:11:50 -0400
commit7521e4859bc3c44a11086085b77540f639414db4 (patch)
tree2ed01f0ce00a8cffeaa38fea5f818eb45cb525a8 /roles/openshift_node_dnsmasq
parent57ac47b9d3429994f60f5e3494507c697557f297 (diff)
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Use IP4_NAMESERVERS rather than DHCP4_DOMAIN_NAME_SERVERS
Only modify resolv.conf if IP4_NAMESERVERS is defined, it's not safe to do so otherwise.
Diffstat (limited to 'roles/openshift_node_dnsmasq')
-rwxr-xr-xroles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh7
1 files changed, 4 insertions, 3 deletions
diff --git a/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh b/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh
index 691fa32f3..bc7c29636 100755
--- a/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh
+++ b/roles/openshift_node_dnsmasq/files/networkmanager/99-origin-dns.sh
@@ -31,7 +31,8 @@ if [[ $2 =~ ^(up|dhcp4-change)$ ]]; then
def_route=$(/sbin/ip route list match 0.0.0.0/0 | awk '{print $3 }')
def_route_int=$(/sbin/ip route get to ${def_route} | awk '{print $3}')
def_route_ip=$(/sbin/ip route get to ${def_route} | awk '{print $5}')
- if [[ ${DEVICE_IFACE} == ${def_route_int} ]]; then
+ if [[ ${DEVICE_IFACE} == ${def_route_int} && \
+ -n "${IP4_NAMESERVERS}" ]]; then
if [ ! -f /etc/dnsmasq.d/origin-dns.conf ]; then
cat << EOF > /etc/dnsmasq.d/origin-dns.conf
strict-order
@@ -42,8 +43,8 @@ server=/30.172.in-addr.arpa/172.30.0.1
EOF
fi
# zero out our upstream servers list and feed it into dnsmasq
- echo '' > /etc/dnsmasq.d/origin-upstream-dns.conf
- for ns in ${DHCP4_DOMAIN_NAME_SERVERS}; do
+ echo -n > /etc/dnsmasq.d/origin-upstream-dns.conf
+ for ns in ${IP4_NAMESERVERS}; do
echo "server=${ns}" >> /etc/dnsmasq.d/origin-upstream-dns.conf
done
systemctl restart dnsmasq