# Copyright (c) 2017 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.
---
#- patch: src="{{ item }}" basedir="{{ dpdk_path }}" strip=0
#  with_fileglob:
#    - "{{ local_nsb_path }}/patches/dpdk_custom_patch/rte_pipeline.patch"
#
#- patch: src="{{ item }}" basedir="{{ dpdk_path }}" strip=1
#  with_fileglob:
#    - "{{ local_nsb_path }}/patches/dpdk_custom_patch/0*.patch"

- name: set DPDK shared dir
  set_fact:
    dpdk_shared_path: "{{ dpdk_path }}-shared"

- command: "cp -a {{ dpdk_path }} {{ dpdk_shared_path }}"

- name: find kernel for image, (including chroot)
  find_kernel:
    kernel: "{{ ansible_kernel }}"
  register: found_kernel

# Do this before installing kernel headers
- name: Set dpdk_kernel to be the kernel we found
  set_fact:
    dpdk_kernel: "{{ found_kernel.kernel }}"

- include: "{{ ansible_os_family }}.yml"

- name: set RTE_KERNELDIR to point to found kernel
  set_fact:
    RTE_KERNELDIR: "/lib/modules/{{ dpdk_kernel }}/build"

# make clean must be run here as DPDK-shared is a copy of the DPDK directory
# which has already run the make command
# no T= target for clean
- command: make -j {{ ansible_processor_vcpus }} clean O={{ dpdk_make_arch }}
  args:
    chdir: "{{ dpdk_shared_path }}"
  environment:
    RTE_KERNELDIR: "{{ RTE_KERNELDIR }}"

- command: make -j {{ ansible_processor_vcpus }} config  T={{ dpdk_make_arch }} O={{ dpdk_make_arch }}
  args:
    chdir: "{{ dpdk_shared_path }}"
  environment:
    RTE_KERNELDIR: "{{ RTE_KERNELDIR }}"

- name: enable RTE_PORT_STATS_COLLECT
  lineinfile:
    dest: "{{ dpdk_shared_path }}/{{ dpdk_make_arch }}/.config"
    regexp: '^CONFIG_RTE_PORT_STATS_COLLECT=n'
    line: 'CONFIG_RTE_PORT_STATS_COLLECT=y'

- name: enable DPDK RTE_PORT_PCAP
  lineinfile:
    dest: "{{ dpdk_shared_path }}/{{ dpdk_make_arch }}/.config"
    regexp: '^CONFIG_RTE_PORT_PCAP=n'
    line: 'CONFIG_RTE_PORT_PCAP=y'

- name: enable DPDK RTE_TABLE_STATS_COLLECT
  lineinfile:
    dest: "{{ dpdk_shared_path }}/{{ dpdk_make_arch }}/.config"
    regexp: '^CONFIG_RTE_TABLE_STATS_COLLECT=n'
    line: 'CONFIG_RTE_TABLE_STATS_COLLECT=y'

- name: enable DPDK RTE_PIPELINE_STATS_COLLECT
  lineinfile:
    dest: "{{ dpdk_shared_path }}/{{ dpdk_make_arch }}/.config"
    regexp: '^CONFIG_RTE_PIPELINE_STATS_COLLECT=n'
    line: 'CONFIG_RTE_PIPELINE_STATS_COLLECT=y'

# This is requied for collectd but VNFs can't use shared DPDK
- name: enable CONFIG_RTE_BUILD_SHARED_LIB
  lineinfile:
    dest: "{{ dpdk_shared_path }}/{{ dpdk_make_arch }}/.config"
    regexp: '^CONFIG_RTE_BUILD_SHARED_LIB=n'
    line: 'CONFIG_RTE_BUILD_SHARED_LIB=y'

- name: enable DPDK CONFIG_RTE_EAL_PMD_PATH
  lineinfile:
    dest: "{{ dpdk_shared_path }}/{{ dpdk_make_arch }}/.config"
    regexp: '^CONFIG_RTE_EAL_PMD_PATH=""'
    line: 'CONFIG_RTE_EAL_PMD_PATH="{{ dpdk_pmd_path }}"'

# TODO: disable ASLR

- command: make -j {{ ansible_processor_vcpus }}
  args:
    chdir: "{{ dpdk_shared_path }}/{{ dpdk_make_arch}}"
  environment:
    RTE_KERNELDIR: "{{ RTE_KERNELDIR }}"

#- name: make install DPDK into /usr for collectd and other programs
#  make:
#    chdir: "{{ dpdk_shared_path }}/{{ dpdk_make_arch}}"
#    target: install
#    params: "T={{ RTE_TARGET }}"
##    params: "prefix={{ usr_prefix }}"
#  environment:
#    RTE_KERNELDIR: "{{ RTE_KERNELDIR }}"
#  become: yes

# don't install module or copy dpdk-devbind