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##
## Copyright (c) 2020 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.
##
---
- name: install dependencies
include_role:
name: install_dependencies
- name: download DPDK
unarchive:
src: "{{ dpdk_url }}"
dest: "/usr/src"
remote_src: yes
list_files: yes
mode: 0755
register: dpdk_download
- name: set local dpdk directory path
set_fact:
dpdk_dir: "{{ dpdk_download.dest }}/{{ dpdk_download.files[0] }}"
- name: run make config
make:
chdir: "{{ dpdk_dir }}"
target: config
params:
T: "{{ dpdk_target }}"
- name: update ansible_kernel fact
setup:
filter: 'ansible_kernel'
- name: patch DPDK (kni)
lineinfile:
path: "{{ dpdk_dir }}/kernel/linux/kni/kni_net.c"
regexp: '^\s*kni_net_tx_timeout'
line: 'kni_net_tx_timeout(struct net_device *dev, unsigned int txqueue)'
when:
- ansible_distribution == "CentOS"
- ansible_distribution_major_version == '8'
- ansible_kernel is version('4.18.0-240','>=')
- name: enable virtio-user support
lineinfile:
path: "{{ dpdk_dir }}/build/.config"
regexp: '^CONFIG_RTE_VIRTIO_USER'
line: 'CONFIG_RTE_VIRTIO_USER=y'
mode: 0600
- name: enable PCAP PMD support
lineinfile:
path: "{{ dpdk_dir }}/build/.config"
regexp: '^CONFIG_RTE_LIBRTE_PMD_PCAP'
line: 'CONFIG_RTE_LIBRTE_PMD_PCAP=y'
mode: 0600
- name: build DPDK
make:
target: install
chdir: "{{ dpdk_dir }}"
params:
T: "{{ dpdk_target }}"
DESTDIR: install
prefix: "/usr"
- name: find dpdk tools
find:
path: "{{ dpdk_dir }}"
patterns: "dpdk-devbind.py"
recurse: yes
register: dpdk_tools_dir
- name: set path to dpdk usertools directory
set_fact:
dpdk_tools: "{{ dpdk_tools_dir.files[0].path }}"
- name: load userspace modules
modprobe:
name: "{{ item }}"
state: present
with_items:
- vfio-pci
- uio
- name: install dpdk-devbind.py in /usr/local/bin
copy:
remote_src: yes
src: "{{ dpdk_tools }}"
dest: "/usr/local/bin/dpdk-devbind.py"
mode: 0700
owner: root
group: root
become: yes
- name: load intel module
command: "insmod {{ dpdk_dir }}/{{ dpdk_target }}/kmod/igb_uio.ko"
register: result
failed_when: "'No such file or directory' in result.stderr"
changed_when: "'already bound' not in result.stderr"
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