iiab/roles/firmware/tasks/install.yml

- name: Back up originals then download firmware (for RPi internal WiFi)
  include_tasks: download.yml
  when: firmware_downloaded is undefined    # SEE ALSO firmware_installed below


# Set 2 symlinks for RPi 3 B+ and 4 (43455)
# COMPARE: update-alternatives --display cyfmac43455-sdio.bin
# https://github.com/moodlebox/moodlebox/blob/main/roles/accesspoint/tasks/main.yml#L3-L6

- name: Populate rpi3bplus_rpi4_wifi_firmwares dictionary (lookup table for operator-chosen .bin and .clm_blob files in /lib/firmware/cypress)
  set_fact:
    rpi3bplus_rpi4_wifi_firmwares:    # Dictionary keys (left side) are always strings, e.g. "19"
      os:
        - cyfmac43455-sdio.bin.orig             # 2023-02-25: 7.45.241 from 2021-11-01 on Ubuntu 22.04.2 too (cyfmac43455-sdio-standard.bin)
        - cyfmac43455-sdio.clm_blob.orig        # On Ubuntu 22.04.2 too (brcmfmac43455-sdio.clm_blob_2021-11-17_rpi)
      ub:
        - cyfmac43455-sdio.bin.distrib          # 2023-02-25: STALE 7.45.234 from 2021-04-15; on Ubuntu 22.04.2 NOT RasPiOS
        - cyfmac43455-sdio.clm_blob.distrib     # 4.7K instead of 2.7K w/ above "os"
      19:
        - brcmfmac43455-sdio.bin_2021-11-30_minimal     # On Ubuntu 22.04.2 too (cyfmac43455-sdio-minimal.bin)
        - brcmfmac43455-sdio.clm_blob_2021-11-17_rpi    # On Ubuntu 22.04.2 too (cyfmac43455-sdio.clm_blob)
      24:
        - brcmfmac43455-sdio.bin_2021-10-05_3rd-trial-minimal
        - brcmfmac43455-sdio.clm_blob_2021-11-17_rpi    # On Ubuntu 22.04.2 too (cyfmac43455-sdio.clm_blob)
      32:
        - brcmfmac43455-sdio.bin_2015-03-01_7.45.18.0_ub19.10.1
        - brcmfmac43455-sdio.clm_blob_2018-02-26_rpi    # 14K instead of 2.7K w/ above "os"

- name: Symlink /lib/firmware/cypress/cyfmac43455-sdio.bin.iiab -> {{ rpi3bplus_rpi4_wifi_firmwares[rpi3bplus_rpi4_wifi_firmware][0] }} (as rpi3bplus_rpi4_wifi_firmware is "{{ rpi3bplus_rpi4_wifi_firmware }}")
  file:
    src: "{{ rpi3bplus_rpi4_wifi_firmwares[rpi3bplus_rpi4_wifi_firmware][0] }}"
    path: /lib/firmware/cypress/cyfmac43455-sdio.bin.iiab
    state: link
    force: yes

- name: Symlink /lib/firmware/cypress/cyfmac43455-sdio.clm_blob.iiab -> {{ rpi3bplus_rpi4_wifi_firmwares[rpi3bplus_rpi4_wifi_firmware][1] }} (as rpi3bplus_rpi4_wifi_firmware is "{{ rpi3bplus_rpi4_wifi_firmware }}")
  file:
    src: "{{ rpi3bplus_rpi4_wifi_firmwares[rpi3bplus_rpi4_wifi_firmware][1] }}"
    path: /lib/firmware/cypress/cyfmac43455-sdio.clm_blob.iiab
    state: link
    force: yes


# Set 2 symlinks for RPi Zero W and 3 (43430)

- name: Populate rpizerow_rpi3_wifi_firmwares dictionary (lookup table for operator-chosen .bin and .clm_blob files in /lib/firmware/cypress)
  set_fact:
    rpizerow_rpi3_wifi_firmwares:
      os:
        - cyfmac43430-sdio.bin.orig            # 2023-02-25: 7.45.98 from 2021-07-19 on Ubuntu 22.04.2 too
        - cyfmac43430-sdio.clm_blob.orig       # On Ubuntu 22.04.2 too
      ub:
        - cyfmac43430-sdio.bin.distrib         # 2023-02-25: STALE 7.45.98.118 from 2021-03-30; on Ubuntu 22.04.2 NOT RasPiOS
        - cyfmac43430-sdio.clm_blob.distrib    # Identical to above 4.7K cyfmac43430-sdio.clm_blob
      30:
        - brcmfmac43430-sdio.bin_2018-09-11_7.45.98.65
        - brcmfmac43430-sdio.clm_blob_2018-09-11_7.45.98.65    # 14K instead of 4.7K w/ above "os" & "ub"

- name: Symlink /lib/firmware/cypress/cyfmac43430-sdio.bin.iiab -> {{ rpizerow_rpi3_wifi_firmwares[rpizerow_rpi3_wifi_firmware][0] }} (as rpizerow_rpi3_wifi_firmware is "{{ rpizerow_rpi3_wifi_firmware }}")
  file:
    src: "{{ rpizerow_rpi3_wifi_firmwares[rpizerow_rpi3_wifi_firmware][0] }}"
    path: /lib/firmware/cypress/cyfmac43430-sdio.bin.iiab
    state: link
    force: yes

- name: Symlink /lib/firmware/cypress/cyfmac43430-sdio.clm_blob.iiab -> {{ rpizerow_rpi3_wifi_firmwares[rpizerow_rpi3_wifi_firmware][1] }} (as rpizerow_rpi3_wifi_firmware is "{{ rpizerow_rpi3_wifi_firmware }}")
  file:
    src: "{{ rpizerow_rpi3_wifi_firmwares[rpizerow_rpi3_wifi_firmware][1] }}"
    path: /lib/firmware/cypress/cyfmac43430-sdio.clm_blob.iiab
    state: link
    force: yes


- name: 'Install from template: /usr/bin/iiab-check-firmware, /etc/systemd/system/iiab-check-firmware.service & /etc/profile.d/iiab-firmware-warn.sh'
  template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    mode: "{{ item.mode }}"
  with_items:
    - { src: 'iiab-check-firmware', dest: '/usr/bin/', mode: '0755' }
    - { src: 'iiab-check-firmware.service', dest: '/etc/systemd/system/', mode: '0644' }
    - { src: 'iiab-firmware-warn.sh', dest: '/etc/profile.d/', mode: '0644' }

- name: Enable & (Re)Start iiab-check-firmware.service (also runs on each boot) -- finalizing 2-or-4 symlink chains e.g. /lib/firmware/cypress/X.{bin|blob} -> /lib/firmware/cypress/X.{bin|blob}.iiab -> CHOSEN-FIRMWARE-FILE-OR-LINK
  systemd:
    name: iiab-check-firmware.service
    daemon_reload: yes
    state: restarted
    enabled: yes


# RECORD firmware AS INSTALLED

- name: "Set 'firmware_installed: True'"
  set_fact:
    firmware_installed: True

- name: "Add 'firmware_installed: True' to {{ iiab_state_file }}"
  lineinfile:
    path: "{{ iiab_state_file }}"    # /etc/iiab/iiab_state.yml
    regexp: '^firmware_installed'
    line: 'firmware_installed: True'

# SEE ALSO firmware_downloaded above & in download.yml