working prototype: Ansible re-write of the former shell and Chef code

.gitignore

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+*.retry

smartos-updater.yml

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+---
+# TODO: for now we take the PXE environment for granted, so won't install and configure DHCP and TFTP servers; that should become another block defaulting not to be processed
+- name: update the SmartOS platform image on the PXE server
+  hosts:
+    - pxe_server
+  gather_facts: no
+  vars:
+    notification_recipient: tamas@gerczei.eu
+    smarthost: mail
+    tftp_dir: /data/tftproot
+    image_dir: "{{ tftp_dir }}/smartos"
+    tftp_user: tftp
+    tftp_group: tftp
+    download: false # prior download
+  tasks:
+
+    - name: fetch platform image
+      get_url:
+        src: https://us-east.manta.joyent.com/Joyent_Dev/public/SmartOS/platform-latest.tgz # no Manta at eu-ams-1
+        dest: /var/tmp/
+      when: download
+
+    - name: obtain provided platform image
+      copy:
+        src: /var/tmp/platform-latest.tgz
+        dest: /tmp/
+        remote_src: yes
+      register: tarball
+
+    - name: process new tarball
+      block:
+
+        - name: extract new platform image
+          unarchive:
+            src: /tmp/platform-latest.tgz
+            dest: "{{ image_dir }}"
+            extra_opts:
+              - --transform
+              - 's/^platform-//;s/i86pc/platform\/i86pc/'
+            remote_src: yes
+            owner: "{{ tftp_user }}"
+            group: "{{ tftp_group }}"
+          become: yes
+
+        - name: find images
+          find:
+            paths: "{{ image_dir }}"
+            file_type: directory
+          register: found_images
+
+        - name: determine latest release
+          set_fact:
+            last_release: "{{ ( found_images.files | sort(attribute='mtime',reverse=true) | first )['path'] | basename }}"
+
+        - name: generate iPXE configuration
+          template:
+            src: smartos_ipxe.j2
+            dest: "{{ tftp_dir }}/smartos.ipxe"
+            owner: "{{ tftp_user }}"
+            group: "{{ tftp_group }}"
+            backup: yes
+          become: yes
+
+        - name: send e-mail notification
+          mail:
+            host: "{{ smarthost }}"
+            from: "Raspi Root <noreply@fejezd.be>"
+            to: "{{ notification_recipient }}"
+            subject: "SmartOS update ({{ last_release }}) available"
+            body: "created {{ image_dir }}/{{ last_release }} and {{ tftp_dir }}/smartos.ipxe"
+
+      when: tarball|changed
+

smartos_ipxe.j2

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+#!ipxe
+# courtesy of MerlinDMC, slightly modified by tgerczei
+# {{ ansible_managed }}
+
+set smartos-build {{ last_release }}
+
+:start
+menu Welcome to iPXE's Boot Menu  
+item  
+item --gap -- ------------------------- Operating systems ------------------------------  
+item smartos            Boot SmartOS (${smartos-build})  
+item smartos_noimport   Boot SmartOS (${smartos-build}) noimport  
+item --gap -- ------------------------------ Utilities ---------------------------------  
+item shell      Enter iPXE shell  
+item reboot     Reboot  
+item  
+item exit       Exit (boot local disk)  
+choose --default smartos --timeout 5000 target && goto ${target}
+
+:shell
+echo Type exit to get the back to the menu  
+shell  
+set menu-timeout 0  
+goto start
+
+:reboot
+reboot
+
+:exit
+exit
+
+:smartos
+kernel /smartos/${smartos-build}/platform/i86pc/kernel/amd64/unix -B console=text,smartos=true  
+initrd /smartos/${smartos-build}/platform/i86pc/amd64/boot_archive  
+boot  
+goto start
+
+:smartos_noimport
+kernel /smartos/${smartos-build}/platform/i86pc/kernel/amd64/unix -B console=text,smartos=true,noimport=true
+initrd /smartos/${smartos-build}/platform/i86pc/amd64/boot_archive   
+boot  
+goto start
+