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##
## Copyright (c) 2020-2021 Intel Corporation.
##
## Licensed under the Apache License, Version 2.0 (the "License");
## you may not use this file except in compliance with the License.
## You may obtain a copy of the License at
##
## http://www.apache.org/licenses/LICENSE-2.0
##
## Unless required by applicable law or agreed to in writing, software
## distributed under the License is distributed on an "AS IS" BASIS,
## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
## See the License for the specific language governing permissions and
## limitations under the License.
##
---
# check if the selected driver module is available on host
- name: Check that selected driver module is available
# if modinfo fails, lookup loaded modules as modinfo might return error
# for igb_uio and potentially other modules not included with the kernel
shell: "modinfo {{ vf_driver.value }} || grep {{ vf_driver.value }} /proc/modules || grep {{ vf_driver.value }} /lib/modules/$(uname -r)/modules.builtin"
register: shell_result
ignore_errors: yes
failed_when: no
changed_when: no
with_dict: "{{ item.sriov_vfs | default({}) | combine({'default': item.default_vf_driver}) }}"
loop_control:
loop_var: vf_driver
- name: pre-create empty dict for VFs
set_fact:
vfs_acc: {}
- name: populate VFs dict with values
set_fact:
vfs_acc: "{{ vfs_acc | combine({idx : item.default_vf_driver}) }}"
loop: "{{ range(item.sriov_numvfs | default(0) | int) | list }}"
loop_control:
index_var: idx
loop_var: vf_default
- name: update VFs dict with default drivers
set_fact:
vfs_acc: "{{ vfs_acc | combine({vf.key | regex_replace('.*_(\\d*)', '\\1') | int : vf.value}) }}"
loop: "{{ item.sriov_vfs | default({}) | dict2items | sort(attribute='key') }}"
loop_control:
loop_var: vf
extended: yes
when: ansible_loop.index < (item.sriov_numvfs | default(0) | int )
# get a list of VFs PCI addresses and save the configuration
- name: attach VFs driver
block:
- name: fetch VFs pci addresses for a PF
shell: "for vf in /sys/class/net/{{ item.name }}/device/virtfn*;do basename $(readlink -f $vf);done | sort"
register: vf_pciids
args:
executable: /bin/bash
changed_when: false
- name: save VF driver binding
lineinfile:
path: "{{ sriov_config_path }}/bmra_interfaces"
line: "{{ this_item[0] }} {{ this_item[1].value }}"
regexp: "^{{ this_item[0] }}"
create: yes
owner: root
group: root
mode: '0600'
loop: "{{ vf_pciids.stdout_lines | zip(vfs_acc | dict2items) | list }}"
loop_control:
loop_var: this_item
when:
- vf_pciids.stderr|length == 0
- vf_pciids.stdout_lines|length > 0
when: shell_result.results | sum(attribute='rc') == 0
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