usb installer: add multi-host boot stick support

5 files changed, 67 insertions, 29 deletions

diff --git a/roles/installer/debian/preseed/tasks/main.yml b/roles/installer/debian/preseed/tasks/main.yml
index 2d229aa8..49d08c8b 100644
--- a/roles/installer/debian/preseed/tasks/main.yml
+++ b/roles/installer/debian/preseed/tasks/main.yml
@@ -21,7 +21,7 @@
     user: root
     manage_dir: no
     path: "{{ preseed_tmpdir }}/authorized_keys"
-    key: "{{ ssh_keys_root | join('\n') }}"
+    key: "{{ hostvars[install_hostname].ssh_keys_root | join('\n') }}"
 
 - name: force net interface name policy
   when: preseed_force_net_ifnames_policy is defined
diff --git a/roles/installer/debian/usb/tasks/main.yml b/roles/installer/debian/usb/tasks/main.yml
index 44f793e9..6220b02b 100644
--- a/roles/installer/debian/usb/tasks/main.yml
+++ b/roles/installer/debian/usb/tasks/main.yml
@@ -1,10 +1,12 @@
 ---
 - name: check if usb drive mountpoint exists
+  run_once: true
   stat:
     path: "{{ usb_install_path }}"
   register: usb_install_mountpoint
 
 - name: fail if usb drive mountpoint does not exist
+  run_once: true
   assert:
     that: usb_install_mountpoint.stat.exists
     msg: the path to the usb drive does not exist
@@ -16,16 +18,19 @@
       debian_installer_codename: "{{ install_codename }}"
       debian_installer_arch: "{{ install.arch | default('amd64') }}"
       debian_installer_variant: netboot
+    run_once: true
     import_role:
       role: installer/debian/fetch
 
   - name: Create temporary workdir
     tempfile:
+      prefix: "usb-install.{{ install_hostname }}."
       state: directory
     register: tmpdir
 
   - name: generate pressed file
     vars:
+      preseed_orig_initrd: "{{ installer_base_path }}/{{ install_distro }}-{{ install_codename }}/{{ hostvars[install_hostname].install_cooked.arch | default('amd64') }}-netboot/initrd.gz"
       preseed_tmpdir: "{{ tmpdir.path }}"
     import_role:
       name: installer/debian/preseed
@@ -36,46 +41,57 @@
       dest: "{{ usb_install_path }}/initrd.{{ install_hostname }}.gz"
 
   always:
-    - name: Cleanup temporary workdir
-      when: tmpdir.path is defined
-      file:
-        path: "{{ tmpdir.path }}"
-        state: absent
+  - name: Cleanup temporary workdir
+    when: tmpdir.path is defined
+    file:
+      path: "{{ tmpdir.path }}"
+      state: absent
 
 - name: Copy linux kernel image to the USB drive
+  run_once: true
   copy:
     src: "{{ global_cache_dir }}/debian-installer/{{ install_distro }}-{{ install_codename }}/{{ install.arch | default('amd64') }}-{{ debian_installer_variant }}/linux"
     dest: "{{ usb_install_path }}/"
 
 - name: Generate syslinux configuration for BIOS boot
-  copy:
+  run_once: true
+  vars:
+    syslinux_base_path: ""
+  template:
+    src: syslinux.cfg.j2
     dest: "{{ usb_install_path }}/syslinux.cfg"
-    content: |
-      DEFAULT {{ install_hostname }}
-      TIMEOUT 100
-      PROMPT 1
-
-      LABEL {{ install_hostname }}
-        SAY SYSLINUX booting an automated installer for {{ install_hostname }}...
-        KERNEL linux
-        INITRD initrd.{{ install_hostname }}.gz
-        APPEND install {{ (install.kernel_cmdline | default([])) | join(' ') }}
 
 - name: create EFI boot directory
+  run_once: true
   file:
     path: "{{ usb_install_path }}/EFI/boot"
     state: directory
 
 - name: Generate syslinux configuration for UEFI boot
-  copy:
+  run_once: true
+  vars:
+    syslinux_base_path: "../../"
+  template:
+    src: syslinux.cfg.j2
     dest: "{{ usb_install_path }}/EFI/boot/syslinux.cfg"
-    content: |
-      DEFAULT {{ install_hostname }}
-      TIMEOUT 100
-      PROMPT 1
 
-      LABEL {{ install_hostname }}
-        SAY SYSLINUX booting an automated installer for {{ install_hostname }}...
-        KERNEL ../../linux
-        INITRD ../../initrd.{{ install_hostname }}.gz
-        APPEND install {{ (install.kernel_cmdline | default([])) | join(' ') }}
+- name: Make the USB disk bootable
+  pause:
+    seconds: 0
+    prompt: |
+      You should make sure the USB disk is bootable and
+      has syslinux installed.
+
+      $ sudo apt install mbr syslinux
+      $ sudo install-mbr /dev/CHANGEME
+      $ sudo syslinux -i /dev/CHANGEME1
+      $ sudo fdisk       /dev/CHANGEME
+      [Here, make sure partition 1 is marked bootable.]
+
+      for UEFI these steps need to be done
+
+      $ sudo apt install syslinux-efi
+      $ cp /usr/lib/syslinux/modules/efi64/* {{ usb_install_path }}/EFI/boot/
+      $ cp /usr/lib/SYSLINUX.EFI/efi64/syslinux.efi {{ usb_install_path }}/EFI/boot/bootx64.efi
+
+      This will NOT be done automatically.
diff --git a/roles/installer/debian/usb/templates/syslinux.cfg.j2 b/roles/installer/debian/usb/templates/syslinux.cfg.j2
new file mode 100644
index 00000000..c91f7287
--- /dev/null
+++ b/roles/installer/debian/usb/templates/syslinux.cfg.j2
@@ -0,0 +1,22 @@
+SAY *****************************************
+SAY **
+{% if (ansible_play_hosts_all | length) == 1 %}
+DEFAULT {{ install_hostname }}
+SAY **  will be booting automated installer for {{ install_hostname }} in 10s ...
+TIMEOUT 100
+{% else %}
+SAY ** Please select host to install:
+SAY **
+{%   for host in ansible_play_hosts_all %}
+SAY **  -> {{ host }}
+{%   endfor %}
+{% endif %}
+SAY **
+PROMPT 1
+{% for host in ansible_play_hosts_all %}
+
+LABEL {{ host }}
+  KERNEL {{ syslinux_base_path }}linux
+  INITRD {{ syslinux_base_path }}initrd.{{ host }}.gz
+  APPEND install {{ (hostvars[host].install_cooked.kernel_cmdline | default([])) | join(' ') }}
+{% endfor %}
diff --git a/roles/installer/openbsd/autoinstall/templates/auto_install.conf.j2 b/roles/installer/openbsd/autoinstall/templates/auto_install.conf.j2
index 767242d9..6c23d753 100644
--- a/roles/installer/openbsd/autoinstall/templates/auto_install.conf.j2
+++ b/roles/installer/openbsd/autoinstall/templates/auto_install.conf.j2
@@ -17,7 +17,7 @@ Which speed should {{ obsd_autoinstall_serial_device }} use = {{ obsd_autoinstal
 {% endif %}
 
 {# we will install only one key for now, install.site will install the rest #}
-Public ssh key for root account = {{ ssh_keys_root[0] }}
+Public ssh key for root account = {{ hostvars[install_hostname].ssh_keys_root[0] }}
 Password for root = this-very-very-secure-password-will-be-overwritten-by-install.site
 Setup a user = no
 Start sshd(8) by default = yes
diff --git a/roles/installer/openbsd/autoinstall/templates/install.site.j2 b/roles/installer/openbsd/autoinstall/templates/install.site.j2
index 974b516a..32b33ea9 100644
--- a/roles/installer/openbsd/autoinstall/templates/install.site.j2
+++ b/roles/installer/openbsd/autoinstall/templates/install.site.j2
@@ -5,7 +5,7 @@ usermod -p "$(openssl rand -base64 24 | encrypt)" root
 
 echo "Installing SSH keys for root"
 cat <<EOF > /root/.ssh/authorized_keys
-{{ ssh_keys_root | join('\n') }}
+{{ hostvars[install_hostname].ssh_keys_root | join('\n') }}
 EOF
 
 {% if hostvars[install_hostname].ansible_port is defined %}