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authorThomas Wiest <twiest@users.noreply.github.com>2016-02-04 16:27:31 -0500
committerThomas Wiest <twiest@users.noreply.github.com>2016-02-04 16:27:31 -0500
commitb25ad7c7462c1ead726fa998e99b12a0c4da8676 (patch)
treeaba2da336673022ed2525bbbbd6952df334b79f8 /playbooks
parenta467f94a0157eaee88900dd466dd79dab2befa52 (diff)
parent82d474d7b1ba564f051c1ccf125413f4cca28d42 (diff)
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Merge pull request #1206 from lhuard1A/openstack_dns
Add a DNS server on OpenStack clusters
Diffstat (limited to 'playbooks')
-rw-r--r--playbooks/openstack/openshift-cluster/config.yml1
-rw-r--r--playbooks/openstack/openshift-cluster/dns.yml47
-rw-r--r--playbooks/openstack/openshift-cluster/files/heat_stack.yaml189
-rw-r--r--playbooks/openstack/openshift-cluster/launch.yml15
-rw-r--r--playbooks/openstack/openshift-cluster/update.yml2
-rw-r--r--playbooks/openstack/openshift-cluster/vars.yml6
6 files changed, 234 insertions, 26 deletions
diff --git a/playbooks/openstack/openshift-cluster/config.yml b/playbooks/openstack/openshift-cluster/config.yml
index 438d5e24f..093beaf03 100644
--- a/playbooks/openstack/openshift-cluster/config.yml
+++ b/playbooks/openstack/openshift-cluster/config.yml
@@ -10,7 +10,6 @@
openshift_cluster_id: "{{ cluster_id }}"
openshift_debug_level: "{{ debug_level }}"
openshift_deployment_type: "{{ deployment_type }}"
- openshift_hostname: "{{ ansible_default_ipv4.address }}"
openshift_registry_selector: 'type=infra'
openshift_router_selector: 'type=infra'
openshift_infra_nodes: "{{ g_infra_hosts }}"
diff --git a/playbooks/openstack/openshift-cluster/dns.yml b/playbooks/openstack/openshift-cluster/dns.yml
new file mode 100644
index 000000000..5e7671a48
--- /dev/null
+++ b/playbooks/openstack/openshift-cluster/dns.yml
@@ -0,0 +1,47 @@
+- name: Populate oo_dns_hosts_to_update group
+ hosts: localhost
+ connection: local
+ become: no
+ gather_facts: no
+ vars_files:
+ - vars.yml
+ - cluster_hosts.yml
+ tasks:
+ - name: Evaluate oo_dns_hosts_to_update
+ add_host:
+ name: "{{ item }}"
+ groups: oo_dns_hosts_to_update
+ ansible_ssh_user: "{{ deployment_vars[deployment_type].ssh_user }}"
+ ansible_sudo: "{{ deployment_vars[deployment_type].sudo }}"
+ with_items: "{{ groups[cluster_id ~ '-dns'] }}"
+
+ - name: Evaluate oo_hosts_to_add_in_dns
+ add_host:
+ name: "{{ item }}"
+ groups: oo_hosts_to_add_in_dns
+ ansible_ssh_user: "{{ deployment_vars[deployment_type].ssh_user }}"
+ ansible_sudo: "{{ deployment_vars[deployment_type].sudo }}"
+ with_items: "{{ groups['tag_clusterid_' ~ cluster_id] }}"
+
+- name: Gather facts
+ hosts: oo_hosts_to_add_in_dns
+ vars_files:
+ - vars.yml
+ - cluster_hosts.yml
+
+- name: Configure the DNS
+ hosts: oo_dns_hosts_to_update
+ vars_files:
+ - vars.yml
+ - cluster_hosts.yml
+ roles:
+ - role: rhel_subscribe
+ when: deployment_type in ["enterprise", "atomic-enterprise", "openshift-enterprise"] and
+ ansible_distribution == "RedHat" and
+ lookup('oo_option', 'rhel_skip_subscription') | default(rhsub_skip, True) |
+ default('no', True) | lower in ['no', 'false']
+
+ - { role: dns,
+ dns_forwarders: "{{ openstack_network_dns }}",
+ dns_zones: [ novalocal, openstacklocal ],
+ dns_all_hosts: "{{ g_all_hosts }}" }
diff --git a/playbooks/openstack/openshift-cluster/files/heat_stack.yaml b/playbooks/openstack/openshift-cluster/files/heat_stack.yaml
index 4f6a59a30..ac1612634 100644
--- a/playbooks/openstack/openshift-cluster/files/heat_stack.yaml
+++ b/playbooks/openstack/openshift-cluster/files/heat_stack.yaml
@@ -14,10 +14,10 @@ parameters:
label: Cluster ID
description: Identifier of the cluster
- cidr:
+ subnet_24_prefix:
type: string
- label: CIDR
- description: CIDR of the network of the cluster
+ label: subnet /24 prefix
+ description: /24 subnet prefix of the network of the cluster (dot separated number triplet)
dns_nameservers:
type: comma_delimited_list
@@ -30,12 +30,6 @@ parameters:
description: Name of the external network
default: external
- floating_ip_pool:
- type: string
- label: Floating IP pool
- description: Floating IP pools
- default: external
-
ssh_public_key:
type: string
label: SSH public key
@@ -88,6 +82,11 @@ parameters:
label: Infra image
description: Name of the image for the infra node servers
+ dns_image:
+ type: string
+ label: DNS image
+ description: Name of the image for the DNS server
+
etcd_flavor:
type: string
label: Etcd flavor
@@ -108,6 +107,11 @@ parameters:
label: Infra flavor
description: Flavor of the infra node servers
+ dns_flavor:
+ type: string
+ label: DNS flavor
+ description: Flavor of the DNS server
+
outputs:
etcd_names:
@@ -158,6 +162,26 @@ outputs:
description: Floating IPs of the nodes
value: { get_attr: [ infra_nodes, floating_ip ] }
+ dns_name:
+ description: Name of the DNS
+ value:
+ get_attr:
+ - dns
+ - name
+
+ dns_floating_ip:
+ description: Floating IP of the DNS
+ value:
+ get_attr:
+ - dns
+ - addresses
+ - str_replace:
+ template: openshift-ansible-cluster_id-net
+ params:
+ cluster_id: { get_param: cluster_id }
+ - 1
+ - addr
+
resources:
net:
@@ -178,8 +202,27 @@ resources:
params:
cluster_id: { get_param: cluster_id }
network: { get_resource: net }
- cidr: { get_param: cidr }
- dns_nameservers: { get_param: dns_nameservers }
+ cidr:
+ str_replace:
+ template: subnet_24_prefix.0/24
+ params:
+ subnet_24_prefix: { get_param: subnet_24_prefix }
+ allocation_pools:
+ - start:
+ str_replace:
+ template: subnet_24_prefix.3
+ params:
+ subnet_24_prefix: { get_param: subnet_24_prefix }
+ end:
+ str_replace:
+ template: subnet_24_prefix.254
+ params:
+ subnet_24_prefix: { get_param: subnet_24_prefix }
+ dns_nameservers:
+ - str_replace:
+ template: subnet_24_prefix.2
+ params:
+ subnet_24_prefix: { get_param: subnet_24_prefix }
router:
type: OS::Neutron::Router
@@ -337,6 +380,44 @@ resources:
port_range_min: 443
port_range_max: 443
+ dns-secgrp:
+ type: OS::Neutron::SecurityGroup
+ properties:
+ name:
+ str_replace:
+ template: openshift-ansible-cluster_id-dns-secgrp
+ params:
+ cluster_id: { get_param: cluster_id }
+ description:
+ str_replace:
+ template: Security group for cluster_id cluster DNS
+ params:
+ cluster_id: { get_param: cluster_id }
+ rules:
+ - direction: ingress
+ protocol: tcp
+ port_range_min: 22
+ port_range_max: 22
+ remote_ip_prefix: { get_param: ssh_incoming }
+ - direction: ingress
+ protocol: udp
+ port_range_min: 53
+ port_range_max: 53
+ remote_mode: remote_group_id
+ remote_group_id: { get_resource: etcd-secgrp }
+ - direction: ingress
+ protocol: udp
+ port_range_min: 53
+ port_range_max: 53
+ remote_mode: remote_group_id
+ remote_group_id: { get_resource: master-secgrp }
+ - direction: ingress
+ protocol: udp
+ port_range_min: 53
+ port_range_max: 53
+ remote_mode: remote_group_id
+ remote_group_id: { get_resource: node-secgrp }
+
etcd:
type: OS::Heat::ResourceGroup
properties:
@@ -360,13 +441,14 @@ resources:
subnet: { get_resource: subnet }
secgrp:
- { get_resource: etcd-secgrp }
- floating_network: { get_param: floating_ip_pool }
+ floating_network: { get_param: external_net }
net_name:
str_replace:
template: openshift-ansible-cluster_id-net
params:
cluster_id: { get_param: cluster_id }
- depends_on: interface
+ depends_on:
+ - interface
masters:
type: OS::Heat::ResourceGroup
@@ -391,13 +473,14 @@ resources:
subnet: { get_resource: subnet }
secgrp:
- { get_resource: master-secgrp }
- floating_network: { get_param: floating_ip_pool }
+ floating_network: { get_param: external_net }
net_name:
str_replace:
template: openshift-ansible-cluster_id-net
params:
cluster_id: { get_param: cluster_id }
- depends_on: interface
+ depends_on:
+ - interface
compute_nodes:
type: OS::Heat::ResourceGroup
@@ -424,13 +507,14 @@ resources:
subnet: { get_resource: subnet }
secgrp:
- { get_resource: node-secgrp }
- floating_network: { get_param: floating_ip_pool }
+ floating_network: { get_param: external_net }
net_name:
str_replace:
template: openshift-ansible-cluster_id-net
params:
cluster_id: { get_param: cluster_id }
- depends_on: interface
+ depends_on:
+ - interface
infra_nodes:
type: OS::Heat::ResourceGroup
@@ -458,10 +542,77 @@ resources:
secgrp:
- { get_resource: node-secgrp }
- { get_resource: infra-secgrp }
- floating_network: { get_param: floating_ip_pool }
+ floating_network: { get_param: external_net }
net_name:
str_replace:
template: openshift-ansible-cluster_id-net
params:
cluster_id: { get_param: cluster_id }
- depends_on: interface
+ depends_on:
+ - interface
+
+ dns:
+ type: OS::Nova::Server
+ properties:
+ name:
+ str_replace:
+ template: cluster_id-dns
+ params:
+ cluster_id: { get_param: cluster_id }
+ key_name: { get_resource: keypair }
+ image: { get_param: dns_image }
+ flavor: { get_param: dns_flavor }
+ networks:
+ - port: { get_resource: dns-port }
+ user_data: { get_resource: dns-config }
+ user_data_format: RAW
+
+ dns-port:
+ type: OS::Neutron::Port
+ properties:
+ network: { get_resource: net }
+ fixed_ips:
+ - subnet: { get_resource: subnet }
+ ip_address:
+ str_replace:
+ template: subnet_24_prefix.2
+ params:
+ subnet_24_prefix: { get_param: subnet_24_prefix }
+ security_groups:
+ - { get_resource: dns-secgrp }
+
+ dns-floating-ip:
+ type: OS::Neutron::FloatingIP
+ properties:
+ floating_network: { get_param: external_net }
+ port_id: { get_resource: dns-port }
+
+ dns-config:
+ type: OS::Heat::MultipartMime
+ properties:
+ parts:
+ - config: { get_file: user-data }
+ - config:
+ str_replace:
+ template: |
+ #cloud-config
+ write_files:
+ - path: /etc/sysconfig/network-scripts/ifcfg-eth0
+ content: |
+ DEVICE="eth0"
+ BOOTPROTO="dhcp"
+ DNS1="$dns1"
+ DNS2="$dns2"
+ PEERDNS="no"
+ ONBOOT="yes"
+ runcmd:
+ - [ "/usr/bin/systemctl", "restart", "network" ]
+ params:
+ $dns1:
+ get_param:
+ - dns_nameservers
+ - 0
+ $dns2:
+ get_param:
+ - dns_nameservers
+ - 1
diff --git a/playbooks/openstack/openshift-cluster/launch.yml b/playbooks/openstack/openshift-cluster/launch.yml
index 76cc64a73..2187cefed 100644
--- a/playbooks/openstack/openshift-cluster/launch.yml
+++ b/playbooks/openstack/openshift-cluster/launch.yml
@@ -32,10 +32,9 @@
--timeout 3 --enable-rollback
-P cluster_env={{ cluster_env }}
-P cluster_id={{ cluster_id }}
- -P cidr={{ openstack_network_cidr }}
+ -P subnet_24_prefix={{ openstack_subnet_24_prefix }}
-P dns_nameservers={{ openstack_network_dns | join(",") }}
-P external_net={{ openstack_network_external_net }}
- -P floating_ip_pool={{ openstack_floating_ip_pool }}
-P ssh_public_key="{{ openstack_ssh_public_key }}"
-P ssh_incoming={{ openstack_ssh_access_from }}
-P num_etcd={{ num_etcd }}
@@ -46,10 +45,12 @@
-P master_image={{ deployment_vars[deployment_type].image }}
-P node_image={{ deployment_vars[deployment_type].image }}
-P infra_image={{ deployment_vars[deployment_type].image }}
+ -P dns_image={{ deployment_vars[deployment_type].image }}
-P etcd_flavor={{ openstack_flavor["etcd"] }}
-P master_flavor={{ openstack_flavor["master"] }}
-P node_flavor={{ openstack_flavor["node"] }}
-P infra_flavor={{ openstack_flavor["infra"] }}
+ -P dns_flavor=m1.small
openshift-ansible-{{ cluster_id }}-stack'
- name: Wait for OpenStack Stack readiness
@@ -115,6 +116,14 @@
- parsed_outputs.infra_ips
- parsed_outputs.infra_floating_ips
+ - name: Add DNS groups and variables
+ add_host:
+ hostname: '{{ parsed_outputs.dns_name }}'
+ ansible_ssh_host: '{{ parsed_outputs.dns_floating_ip }}'
+ ansible_ssh_user: "{{ deployment_vars[deployment_type].ssh_user }}"
+ ansible_sudo: "{{ deployment_vars[deployment_type].sudo }}"
+ groups: '{{ cluster_id }}-dns'
+
- name: Wait for ssh
wait_for:
host: '{{ item }}'
@@ -123,6 +132,7 @@
- parsed_outputs.master_floating_ips
- parsed_outputs.node_floating_ips
- parsed_outputs.infra_floating_ips
+ - parsed_outputs.dns_floating_ip
- name: Wait for user setup
command: 'ssh -o StrictHostKeyChecking=no -o PasswordAuthentication=no -o ConnectTimeout=10 -o UserKnownHostsFile=/dev/null {{ deployment_vars[deployment_type].ssh_user }}@{{ item }} echo {{ deployment_vars[deployment_type].ssh_user }} user is setup'
@@ -134,6 +144,7 @@
- parsed_outputs.master_floating_ips
- parsed_outputs.node_floating_ips
- parsed_outputs.infra_floating_ips
+ - parsed_outputs.dns_floating_ip
- include: update.yml
diff --git a/playbooks/openstack/openshift-cluster/update.yml b/playbooks/openstack/openshift-cluster/update.yml
index 2dc540978..16027b15c 100644
--- a/playbooks/openstack/openshift-cluster/update.yml
+++ b/playbooks/openstack/openshift-cluster/update.yml
@@ -1,4 +1,6 @@
---
+- include: dns.yml
+
- name: Populate oo_hosts_to_update group
hosts: localhost
connection: local
diff --git a/playbooks/openstack/openshift-cluster/vars.yml b/playbooks/openstack/openshift-cluster/vars.yml
index 76cde1706..ee26d223e 100644
--- a/playbooks/openstack/openshift-cluster/vars.yml
+++ b/playbooks/openstack/openshift-cluster/vars.yml
@@ -2,12 +2,10 @@
debug_level: 2
openstack_infra_heat_stack: "{{ lookup('oo_option', 'infra_heat_stack' ) |
default('files/heat_stack.yaml', True) }}"
-openstack_network_cidr: "{{ lookup('oo_option', 'net_cidr' ) |
- default('192.168.' + ( ( 1048576 | random % 256 ) | string() ) + '.0/24', True) }}"
+openstack_subnet_24_prefix: "{{ lookup('oo_option', 'subnet_24_prefix' ) |
+ default('192.168.' + ( ( 1048576 | random % 256 ) | string() ), True) }}"
openstack_network_external_net: "{{ lookup('oo_option', 'external_net' ) |
default('external', True) }}"
-openstack_floating_ip_pool: "{{ lookup('oo_option', 'floating_ip_pool' ) |
- default('external', True) }}"
openstack_network_dns: "{{ lookup('oo_option', 'dns' ) |
default('8.8.8.8,8.8.4.4', True) | oo_split() }}"
openstack_ssh_public_key: "{{ lookup('file', lookup('oo_option', 'public_key') |