Isolating standalone Ironic mode

defaults/main.yml

@@ -70,16 +70,14 @@ ironic_service_in_ldap: False
 
 
 # Is this Ironic installation working standalone?
+# If you're wanting Ironic to work without being integrated to other OpenStack
+# services, set this to True, and update the dhcp configuration appropriately
 ironic_standalone: False
 
 # Database
 ironic_galera_user: ironic
 ironic_galera_database: ironic
-ironic_galera_password: gu1d0
-
-# TBD(mrda): need to handle this a little better :)
-#database_root_user: root
-#database_root_password: sp4m3ggs
+ironic_galera_password: "gu1d0"          # TODO(mrda): Manage secrets
 
 # Integrated Openstack configuration
 ironic_openstack_driver_list: agent_ipmitool
@@ -134,8 +132,6 @@ python_ironicclient_pip_packages:
 ironic_conductor_apt_packages:
   - libxml2-dev
   - rabbitmq-server
-  - isc-dhcp-server
-  - tftpd-hpa
   - syslinux
   - syslinux-common
   - libxslt1-dev
@@ -145,6 +141,10 @@ ironic_conductor_apt_packages:
   - open-iscsi
   - ipmitool
 
+ironic_conductor_standalone_apt_packages:
+  - isc-dhcp-server
+  - tftpd-hpa
+
 ironic_conductor_pip_packages:
   - mysql-python
 

files/dhcpd.conf

@@ -0,0 +1,44 @@
+#
+# Sample configuration file for Ironic deploys via
+# openstack-ansible-ironic
+#
+
+# The ddns-updates-style parameter controls whether or not the server will
+# attempt to do a DNS update when a lease is confirmed. We default to the
+# behavior of the version 2 packages ('none', since DHCP v2 didn't
+# have support for DDNS.)
+ddns-update-style none;
+
+default-lease-time 600;
+max-lease-time 7200;
+
+# If this DHCP server is the official DHCP server for the local
+# network, the authoritative directive should be uncommented.
+authoritative;
+
+# Use this to send dhcp log messages to a different log file (you also
+# have to hack syslog.conf to complete the redirection).
+log-facility local7;
+
+# This is the section of great importance to standalone ironic
+# deployers. This host, as well as the deployment hosts, should
+# be on the same network segment.  And, if you have more than
+# one ironic-conduftor, you should only run an isc-dhcp-server
+# and tftpd-hpa server on one of these conductors.
+#
+# TODO(mrda): Enforce this in the os_ironic role
+#
+subnet 10.141.0.0 netmask 255.255.0.0 {
+    group {
+	# Repeat this host section for each ironic deployment host
+        host ironic_deploy_host_name {
+            hardware ethernet <tbd>;      # deploy host mac address
+            fixed-address <tbd>;          # deploy host IP address
+            allow booting;
+            allow bootp;
+            next-server <tbd>;            # tftpd-hpa server IP addr
+            filename "pxelinux.0";
+        }
+    }
+}
+

handlers/main.yml

@@ -26,3 +26,9 @@
     name: "tftpd-hpa"
     state: restarted
   failed_when: false
+
+- name: Restart isc-dhcp-server
+  service:
+    name: "isc-dhcp-server"
+    state: restarted
+  failed_when: false

tasks/ironic_api_post_install.yml

@@ -31,6 +31,20 @@
   file:
     path: "/etc/apache2/sites-enabled/000-default.conf"
     state: "absent"
+  when: not ironic_standalone
+  notify:
+    - Restart ironic services
+  tags:
+    - ironic-httpd
+
+- name: Enable default apache site vhost
+  file:
+    src: "{{ item.src }}"
+    dest: "{{ item.dest }}"
+    state: "{{ item.state }}"
+  with_items:
+    - { src: "/etc/apache2/sites-available/000-default.conf", dest: "/etc/apache2/sites-enabled/000-default.conf", state: "link" }
+  when: ironic_standalone
   notify:
     - Restart ironic services
   tags:

tasks/ironic_conductor_install.yml

@@ -27,6 +27,21 @@
     - ironic-conductor
     - ironic-apt-packages
 
+- name: Install ironic-conductor standalone apt packages
+  apt:
+    pkg: "{{ item }}"
+    state: latest
+  register: install_packages
+  until: install_packages|success
+  retries: 5
+  delay: 2
+  with_items: ironic_conductor_standalone_apt_packages
+  when: ironic_standalone
+  tags:
+    - ironic-install
+    - ironic-conductor
+    - ironic-apt-packages
+
 - name: Install ironic-conductor specific pip dependencies
   pip:
     name: "{{ item }}"

tasks/ironic_conductor_post_install.yml

@@ -13,6 +13,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+- name: Copy in sample dhcpd.conf file
+  copy:
+    src: dhcpd.conf
+    dest: /etc/dhcp/
+  when: ironic_standalone
+  notify:
+    - Restart isc-dhcp-server
+  tags:
+    - tftpd-hpa
+
 - name: Create /tftpboot
   file:
     path: "/tftpboot"
@@ -20,6 +30,7 @@
     owner: "{{ ironic_system_user_name }}"
     group: "{{ ironic_system_group_name }}"
     mode: "0755"
+  when: ironic_standalone
   tags:
     - tftpd-hpa
 
@@ -27,6 +38,7 @@
   copy:
     src: tftpd-hpa
     dest: /etc/default/tftpd-hpa
+  when: ironic_standalone
   notify:
     - Restart tftpd-hpa
   tags:
@@ -36,6 +48,7 @@
   copy:
     src: map-file
     dest: /tftpboot/map-file
+  when: ironic_standalone
   notify:
     - Restart tftpd-hpa
   tags:
@@ -44,30 +57,32 @@
 - name: Check to see if pxlinux.0 is required
   stat: path=/tftpboot/pxelinux.0
   register: pxelinux_exists
+  when: ironic_standalone
   tags:
     - tftpd-hpa
 
 - name: Check to see if chain.c32 is required
   stat: path=/tftpboot/chain.c32
   register: chain32_exists
+  when: ironic_standalone
   tags:
     - tftpd-hpa
 
 - name: Check pxlinux.0 exists
   stat: path=/usr/lib/syslinux/pxelinux.0
   register: pxelinux_stat
-  when: not pxelinux_exists
+  when: not pxelinux_exists and ironic_standalone
   tags:
     - tftpd-hpa
 
 - name: Copy syslinux pxlinux.0
   command: cp /usr/lib/syslinux/pxelinux.0 /tftpboot/pxelinux.0
-  when: not pxelinux_exists and pxelinux_stat.stat.exists
+  when: not pxelinux_exists and pxelinux_stat.stat.exists and ironic_standalone
   tags:
     - tftpd-hpa
 
 - name: Copy syslinux chain.c32
   command: cp /usr/lib/syslinux/chain.c32 /tftpboot/chain.c32
-  when: not chain32_exists and chain32_stat.stat.exists
+  when: not chain32_exists and chain32_stat.stat.exists and ironic_standalone
   tags:
     - tftpd-hpa

tasks/ironic_db_setup.yml

@@ -41,24 +41,12 @@
   tags:
     - ironic-db-setup
 
-#- name: Create database schema
-##  command: "{{ ironic_bin }}/ironic-dbsync --config-file /etc/ironic/ironic.conf create_schema"
-#  sudo: yes
-#  sudo_user: "{{ ironic_system_user_name }}"
-#  notify:
-#    - Restart ironic services
-#  when: ironic_db.changed == True
-#  tags:
-#    - ironic-db-setup
-#    - ironic-conductor
-
 - name: Update database schema
   command: "{{ ironic_bin }}/ironic-dbsync --config-file /etc/ironic/ironic.conf upgrade"
   sudo: yes
   sudo_user: "{{ ironic_system_user_name }}"
   notify:
     - Restart ironic services
-#  when: ironic_db.changed == False
   tags:
     - ironic-db-setup
     - ironic-conductor

tasks/ironic_pre_install.yml

@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-- name: create the system group
+- name: Create the system group
   group:
     name: "{{ ironic_system_group_name }}"
     state: "present"

tasks/ironic_upstart_init.yml

@@ -13,15 +13,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#- include: ironic_upstart_common_init.yml
-#  vars:
-#    program_name: "{{ ironic_api_program_name }}"
-#    service_name: "{{ ironic_service_name }}"
-#    system_user: "{{ ironic_system_user_name }}"
-#    system_group: "{{ ironic_system_group_name }}"
-#    service_home: "{{ ironic_system_home_folder }}"
-#  when: inventory_hostname in groups['ironic_api']
-
 - include: ironic_upstart_common_init.yml
   vars:
     program_name: "{{ ironic_conductor_program_name }}"

templates/ironic-ports.conf.j2

@@ -1,3 +1,7 @@
 # {{ ansible_managed }}
 
 Listen {{ ironic_service_port }}
+{% if ironic_standalone %}
+Listen 80
+{% endif %}
+