diff options
Diffstat (limited to 'ansible/roles/enable_iommu_on_boot/tasks')
| -rw-r--r-- | ansible/roles/enable_iommu_on_boot/tasks/main.yml | 92 | ||||
| -rw-r--r-- | ansible/roles/enable_iommu_on_boot/tasks/manual_modify_grub.yml | 12 |
2 files changed, 54 insertions, 50 deletions
diff --git a/ansible/roles/enable_iommu_on_boot/tasks/main.yml b/ansible/roles/enable_iommu_on_boot/tasks/main.yml index 1b98a50b1..188b32915 100644 --- a/ansible/roles/enable_iommu_on_boot/tasks/main.yml +++ b/ansible/roles/enable_iommu_on_boot/tasks/main.yml @@ -1,4 +1,4 @@ -# Copyright (c) 2017 Intel Corporation +# Copyright (c) 2017-2018 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -22,51 +22,57 @@ iommu_boot_params: ' amd_iommu=on iommu=pt' when: hostvars[inventory_hostname]['ansible_system_vendor'] == "AuthenticAMD" -- name: Set facts for this role - set_fact: - hugepages_help_string: ' # added by hugepages role' - iommu_help_string: ', added by iommu role' - hugepages_params: " default_hugepagesz=1G hugepagesz=1G hugepages=8" - iommu_original_kernel_params: 'GRUB_CMDLINE_LINUX="\$GRUB_CMDLINE_LINUX{{ hugepages_params }}' - iommu_enabled_kernel_params: '{{ iommu_original_kernel_params }}{{ iommu_boot_params }}"' - iommu_enabled_kernel_params_with_help: '{{ iommu_original_kernel_params }}{{ iommu_boot_params }}"{{ hugepages_help_string }}{{ iommu_help_string }}' +- block: + - name: Define grub string for IOMMU + set_fact: + enable_iommu: 'GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX{{ iommu_boot_params }}' -- name: check if iommu is set by this role in /etc/default/grub - lineinfile: - path: /etc/default/grub - line: '{{ iommu_enabled_kernel_params_with_help }}' - #changed_when: no - check_mode: yes - register: is_mine_iommu_etc_grub - ignore_errors: True + - name: check if iommu is set by this role in {{ grub_file}} + lineinfile: + path: "{{ grub_file}}" + regexp: '{{ iommu_help_string }}' + line: '{{ iommu_help_string }}' + state: absent + check_mode: yes + register: is_nsb_iommu_role + ignore_errors: True -- name: check if iommu is set by someone else - command: "grep -o 'iommu' /etc/default/grub" - register: is_iommu - ignore_errors: True + - name: Check if IOMMU is set by someone else + lineinfile: + path: "{{ grub_file}}" + regexp: "_iommu=" + line: '{{ iommu_help_string }}' + state: absent + check_mode: yes + register: is_iommu + ignore_errors: True -- fail: - msg: "Iommu already set by someone else" - when: is_mine_iommu_etc_grub.changed == false and is_iommu.stdout != "" + - name: Send info that IOMMU is configured by someone else + debug: + msg: "INFO: NOT modified, IOMMU is already configured by someone." + when: + - not is_nsb_iommu_role.changed + - is_iommu.changed -- name: 'Configure iommu in /etc/default/grub' -# and /boot/grub/grub.cfg(when: ansible_distribution == "Ubuntu")' - lineinfile: - path: /etc/default/grub - regexp: '({{ iommu_original_kernel_params }})"{{ hugepages_help_string }}' - line: '\1{{ iommu_boot_params }}"{{ hugepages_help_string }}{{ iommu_help_string }}' - backrefs: yes - when: is_mine_iommu_etc_grub.changed == true + - name: Add IOMMU when it is not set + lineinfile: + path: "{{ grub_file }}" + regexp: "{{ iommu_help_string }}" + line: '{{ enable_iommu }}" {{ iommu_help_string }}' + when: + - not is_nsb_iommu_role.changed + - not is_iommu.changed -- name: find boot grub.cfg - find: - paths: /boot - file_type: file - patterns: 'grub*.cfg' - recurse: yes - register: grub_files + - name: find boot grub.cfg + find: + paths: /boot + file_type: file + patterns: 'grub*.cfg' + recurse: yes + register: grub_files -- include: manual_modify_grub.yml - # only tested on Ubuntu, kernel line is probably different on other distros - with_items: "{{ grub_files.files }}" - when: ansible_distribution == "Ubuntu" + - include: manual_modify_grub.yml + # only tested on Ubuntu, kernel line is probably different on other distros + with_items: "{{ grub_files.files }}" + when: ansible_distribution == "Ubuntu" + when: iommu_boot_params is defined diff --git a/ansible/roles/enable_iommu_on_boot/tasks/manual_modify_grub.yml b/ansible/roles/enable_iommu_on_boot/tasks/manual_modify_grub.yml index 6760c3f9d..e0c880912 100644 --- a/ansible/roles/enable_iommu_on_boot/tasks/manual_modify_grub.yml +++ b/ansible/roles/enable_iommu_on_boot/tasks/manual_modify_grub.yml @@ -1,4 +1,4 @@ -# Copyright (c) 2017 Intel Corporation +# Copyright (c) 2017-2018 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -12,14 +12,12 @@ # See the License for the specific language governing permissions and # limitations under the License. --- - - - name: check if iommu is set by this role in /boot grub.cfg files lineinfile: path: "{{ item.path }}" - regexp: '{{ hugepages_params }}{{ iommu_boot_params }}' - line: '' - #changed_when: no + regexp: '{{ iommu_boot_params }}' + line: '{{ iommu_boot_params }}' + state: absent check_mode: yes register: is_mine_iommu_boot_grub ignore_errors: True @@ -29,6 +27,6 @@ path: "{{ item.path }}" regexp: '(.*linux\s+/boot/vmlinuz.*)$' replace: '\1{{ iommu_boot_params }}' - when: is_mine_iommu_boot_grub.msg != "line replaced" + when: not is_mine_iommu_boot_grub.changed - debug: var=ansible_kernel |