Run dns on the node and use that for dnsmasq

5 files changed, 40 insertions, 43 deletions

diff --git a/roles/openshift_node/templates/atomic-openshift-node.service.j2 b/roles/openshift_node/templates/atomic-openshift-node.service.j2
deleted file mode 100644
index 80232094a..000000000
--- a/roles/openshift_node/templates/atomic-openshift-node.service.j2
+++ /dev/null
@@ -1,22 +0,0 @@
-[Unit]
-Description=Atomic OpenShift Node
-After={{ openshift.docker.service_name }}.service
-After=openvswitch.service
-Wants={{ openshift.docker.service_name }}.service
-Documentation=https://github.com/openshift/origin
-
-[Service]
-Type=notify
-EnvironmentFile=/etc/sysconfig/atomic-openshift-node
-Environment=GOTRACEBACK=crash
-ExecStart=/usr/bin/openshift start node --config=${CONFIG_FILE} $OPTIONS
-LimitNOFILE=65536
-LimitCORE=infinity
-WorkingDirectory=/var/lib/origin/
-SyslogIdentifier=atomic-openshift-node
-Restart=always
-RestartSec=5s
-OOMScoreAdjust=-999
-
-[Install]
-WantedBy=multi-user.target
diff --git a/roles/openshift_node/templates/node.service.j2 b/roles/openshift_node/templates/node.service.j2
new file mode 100644
index 000000000..fed8e21f5
--- /dev/null
+++ b/roles/openshift_node/templates/node.service.j2
@@ -0,0 +1,30 @@
+[Unit]
+Description=OpenShift Node
+After={{ openshift.docker.service_name }}.service
+Wants=openvswitch.service
+After=ovsdb-server.service
+After=ovs-vswitchd.service
+Wants={{ openshift.docker.service_name }}.service
+Documentation=https://github.com/openshift/origin
+Requires=dnsmasq.service
+After=dnsmasq.service
+
+[Service]
+Type=notify
+EnvironmentFile=/etc/sysconfig/{{ openshift.common.service_type }}-node
+Environment=GOTRACEBACK=crash
+ExecStartPre=/usr/bin/cp /etc/origin/node/node-dnsmasq.conf /etc/dnsmasq.d/
+ExecStartPre=/usr/bin/dbus-send --system --dest=uk.org.thekelleys.dnsmasq /uk/org/thekelleys/dnsmasq uk.org.thekelleys.SetDomainServers array:string:/in-addr.arpa/127.0.0.1#{{ r_openshift_node_dns_port}},/{{ openshift.common.dns_domain }}/127.0.0.1#{{ r_openshift_node_dns_port}}
+ExecStopPost=/usr/bin/rm /etc/dnsmasq.d/node-dnsmasq.conf
+ExecStopPost=/usr/bin/dbus-send --system --dest=uk.org.thekelleys.dnsmasq /uk/org/thekelleys/dnsmasq uk.org.thekelleys.SetDomainServers array:string:
+ExecStart=/usr/bin/openshift start node --config=${CONFIG_FILE} $OPTIONS
+LimitNOFILE=65536
+LimitCORE=infinity
+WorkingDirectory=/var/lib/origin/
+SyslogIdentifier={{ openshift.common.service_type }}-node
+Restart=always
+RestartSec=5s
+OOMScoreAdjust=-999
+
+[Install]
+WantedBy=multi-user.target
diff --git a/roles/openshift_node/templates/node.yaml.v1.j2 b/roles/openshift_node/templates/node.yaml.v1.j2
index f2f929232..8e6b3e070 100644
--- a/roles/openshift_node/templates/node.yaml.v1.j2
+++ b/roles/openshift_node/templates/node.yaml.v1.j2
@@ -1,5 +1,9 @@
 allowDisabledDocker: false
 apiVersion: v1
+{% if openshift.common.version_gte_3_6 %}
+dnsBindAddress: 0.0.0.0:{{ r_openshift_node_dns_port }}
+dnsRecursiveResolvConf: /etc/origin/node/resolv.conf
+{% endif %}
 dnsDomain: {{ openshift.common.dns_domain }}
 {% if 'dns_ip' in openshift.node %}
 dnsIP: {{ openshift.node.dns_ip }}
diff --git a/roles/openshift_node/templates/openshift.docker.node.service b/roles/openshift_node/templates/openshift.docker.node.service
index cd0a1a60b..9649fec38 100644
--- a/roles/openshift_node/templates/openshift.docker.node.service
+++ b/roles/openshift_node/templates/openshift.docker.node.service
@@ -12,14 +12,20 @@ After=ovs-vswitchd.service
 Wants={{ openshift.common.service_type }}-master.service
 Requires={{ openshift.common.service_type }}-node-dep.service
 After={{ openshift.common.service_type }}-node-dep.service
+Requires=dnsmasq.service
+After=dnsmasq.service
 
 [Service]
 EnvironmentFile=/etc/sysconfig/{{ openshift.common.service_type }}-node
 EnvironmentFile=/etc/sysconfig/{{ openshift.common.service_type }}-node-dep
 ExecStartPre=-/usr/bin/docker rm -f {{ openshift.common.service_type }}-node
+ExecStartPre=/usr/bin/cp /etc/origin/node/node-dnsmasq.conf /etc/dnsmasq.d/
+ExecStartPre=/usr/bin/dbus-send --system --dest=uk.org.thekelleys.dnsmasq /uk/org/thekelleys/dnsmasq uk.org.thekelleys.SetDomainServers array:string:/in-addr.arpa/127.0.0.1#{{ r_openshift_node_dns_port}},/{{ openshift.common.dns_domain }}/127.0.0.1#{{ r_openshift_node_dns_port}}
 ExecStart=/usr/bin/docker run --name {{ openshift.common.service_type }}-node --rm --privileged --net=host --pid=host --env-file=/etc/sysconfig/{{ openshift.common.service_type }}-node -v /:/rootfs:ro,rslave -e CONFIG_FILE=${CONFIG_FILE} -e OPTIONS=${OPTIONS} -e HOST=/rootfs -e HOST_ETC=/host-etc -v {{ openshift.common.data_dir }}:{{ openshift.common.data_dir }}{{ ':rslave' if openshift.docker.gte_1_10 | default(False) | bool else '' }} -v {{ openshift.common.config_base }}/node:{{ openshift.common.config_base }}/node {% if openshift_cloudprovider_kind | default('') != '' -%} -v {{ openshift.common.config_base }}/cloudprovider:{{ openshift.common.config_base}}/cloudprovider {% endif -%} -v /etc/localtime:/etc/localtime:ro -v /etc/machine-id:/etc/machine-id:ro -v /run:/run -v /sys:/sys:rw -v /sys/fs/cgroup:/sys/fs/cgroup:rw -v /usr/bin/docker:/usr/bin/docker:ro -v /var/lib/docker:/var/lib/docker -v /lib/modules:/lib/modules -v /etc/origin/openvswitch:/etc/openvswitch -v /etc/origin/sdn:/etc/openshift-sdn -v /var/lib/cni:/var/lib/cni -v /etc/systemd/system:/host-etc/systemd/system -v /var/log:/var/log -v /dev:/dev $DOCKER_ADDTL_BIND_MOUNTS -v /etc/pki:/etc/pki:ro {{ openshift.node.node_image }}:${IMAGE_VERSION}
 ExecStartPost=/usr/bin/sleep 10
 ExecStop=/usr/bin/docker stop {{ openshift.common.service_type }}-node
+ExecStopPost=/usr/bin/rm /etc/dnsmasq.d/node-dnsmasq.conf
+ExecStopPost=/usr/bin/dbus-send --system --dest=uk.org.thekelleys.dnsmasq /uk/org/thekelleys/dnsmasq uk.org.thekelleys.SetDomainServers array:string:
 SyslogIdentifier={{ openshift.common.service_type }}-node
 Restart=always
 RestartSec=5s
diff --git a/roles/openshift_node/templates/origin-node.service.j2 b/roles/openshift_node/templates/origin-node.service.j2
deleted file mode 100644
index 8047301e6..000000000
--- a/roles/openshift_node/templates/origin-node.service.j2
+++ /dev/null
@@ -1,21 +0,0 @@
-[Unit]
-Description=Origin Node
-After={{ openshift.docker.service_name }}.service
-Wants={{ openshift.docker.service_name }}.service
-Documentation=https://github.com/openshift/origin
-
-[Service]
-Type=notify
-EnvironmentFile=/etc/sysconfig/origin-node
-Environment=GOTRACEBACK=crash
-ExecStart=/usr/bin/openshift start node --config=${CONFIG_FILE} $OPTIONS
-LimitNOFILE=65536
-LimitCORE=infinity
-WorkingDirectory=/var/lib/origin/
-SyslogIdentifier=origin-node
-Restart=always
-RestartSec=5s
-OOMScoreAdjust=-999
-
-[Install]
-WantedBy=multi-user.target