Add ldlinux.c32 to the tftp directory

This patch adds a task to copy ldlinux.c32 to the tftp directory
when on ubuntu 16.04. Also, changed the copy tasks to a unique
task making use of the copy module with 'remote_src: True'.

Change-Id: I4a71c198ad11d293e15f8a80bc1dcd0c6e6aa479

tasks/ironic_conductor_post_install.yml

@@ -15,8 +15,8 @@
 
 - name: Copy in sample dhcpd.conf file
   copy:
-    src: dhcpd.conf
-    dest: /etc/dhcp/
+    src: "dhcpd.conf"
+    dest: "/etc/dhcp/"
   when: ironic_standalone
   notify:
     - Restart isc-dhcp-server
@@ -31,30 +31,21 @@
 
 - name: Copy in tftpd-hpa config file
   template:
-    src: tftpd-hpa.j2
-    dest: /etc/default/tftpd-hpa
+    src: "tftpd-hpa.j2"
+    dest: "/etc/default/tftpd-hpa"
   notify:
     - Restart tftpd-hpa
 
 - name: Copy in tftpd-hpa map file
   copy:
-    src: map-file
-    dest: /tftpboot/map-file
+    src: "map-file"
+    dest: "/tftpboot/map-file"
   notify:
     - Restart tftpd-hpa
 
-## TODO(odyssey4me): Switch this to the copy module and make use of
-## remote_src: True once we move to Ansible 2.x. For Ansible 1.9x
-## there is no idempotent way of doing this without several tasks
-## which is a wasted effort.
-- name: Copy syslinux pxlinux.0
-  command: "cp {{ ironic_pxelinux_path }} /tftpboot/pxelinux.0"
-  changed_when: false
-
-## TODO(odyssey4me): Switch this to the copy module and make use of
-## remote_src: True once we move to Ansible 2.x. For Ansible 1.9x
-## there is no idempotent way of doing this without several tasks
-## which is a wasted effort.
-- name: Copy syslinux chain.c32
-  command: "cp {{ ironic_chainc32_path }} /tftpboot/chain.c32"
-  changed_when: false
+- name: Copy library modules into /tftpboot
+  copy:
+    src: "{{ item }}"
+    dest: "/tftpboot/"
+    remote_src: True
+  with_items: "{{ ironic_library_modules_paths }}"

vars/ubuntu-14.04.yml

@@ -38,5 +38,6 @@ ironic_conductor_distro_packages:
 ironic_conductor_standalone_distro_packages:
   - isc-dhcp-server
 
-ironic_pxelinux_path: "/usr/lib/syslinux/pxelinux.0"
-ironic_chainc32_path: "/usr/lib/syslinux/chain.c32"
+ironic_library_modules_paths:
+  - "/usr/lib/syslinux/pxelinux.0"
+  - "/usr/lib/syslinux/chain.c32"

vars/ubuntu-16.04.yml

@@ -40,5 +40,7 @@ ironic_conductor_distro_packages:
 ironic_conductor_standalone_distro_packages:
   - isc-dhcp-server
 
-ironic_pxelinux_path: "/usr/lib/PXELINUX/pxelinux.0"
-ironic_chainc32_path: "/usr/lib/syslinux/modules/efi64/chain.c32"
+ironic_library_modules_paths:
+  - "/usr/lib/PXELINUX/pxelinux.0"
+  - "/usr/lib/syslinux/modules/efi64/chain.c32"
+  - "/usr/lib/syslinux/modules/bios/ldlinux.c32"