4f9a16d38b
* On top of the https://review.openstack.org/#/c/411204 * Added Kernel args and Tune-d configuration * Added provision to provide different kernel args per role (applicable for different types of compute roles only) Implements: blueprint tuned-nfv-dpdk Change-Id: I5c538428c376c9d2ebd1c364f0ee8503fd7d620e
59 lines
2.5 KiB
Plaintext
59 lines
2.5 KiB
Plaintext
---
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- name: Configuration to be applied before rebooting the node
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connection: local
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hosts: localhost
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tasks:
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# Kernel Args Configuration
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- block:
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- name: Ensure the kernel args ( {{ _KERNEL_ARGS_ }} ) is present as TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS
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lineinfile:
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dest: /etc/default/grub
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regexp: '^TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS.*'
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insertafter: '^GRUB_CMDLINE_LINUX.*'
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line: 'TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS=" {{ _KERNEL_ARGS_ }} "'
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- name: Add TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS to the GRUB_CMDLINE_LINUX parameter
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lineinfile:
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dest: /etc/default/grub
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line: 'GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX:+$GRUB_CMDLINE_LINUX }${TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS}"'
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insertafter: '^TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS.*'
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- name: Generate grub config file
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command: grub2-mkconfig -o /boot/grub2/grub.cfg
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become: true
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when: _KERNEL_ARGS_|default("") != ""
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# Tune-d Configuration
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- block:
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- name: Tune-d Configuration
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lineinfile:
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dest: /etc/tuned/cpu-partitioning-variables.conf
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regexp: '^isolated_cores=.*'
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line: 'isolated_cores={{ _HOST_CPUS_LIST_ }}'
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when: _HOST_CPUS_LIST_|default("") != ""
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- name: Tune-d provile activation
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shell: tuned-adm profile {{ _TUNED_PROFILE_NAME_ }}
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become: true
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when: _TUNED_PROFILE_NAME_|default("") != ""
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# Provisioning Network workaround
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# The script will be executed before os-net-config, in which case, only Provisioning network will have IP
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# BOOTPROTO of all interface config files (except provisioning), will be set to "none" to avoid reboot failing to acquire IP on other networks
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- block:
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- find:
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paths: /etc/sysconfig/network-scripts/
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patterns: ifcfg-*
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register: ifcfg_files
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- replace:
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dest: "{{ item.path }}"
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regexp: '^BOOTPROTO=.*'
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replace: 'BOOTPROTO=none'
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when:
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- item.path | regex_replace('(^.*ifcfg-)(.*)', '\\2') != "lo"
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# This condition will list all the interfaces except the one with valid IP (which is Provisioning network at this stage)
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# Simpler Version - hostvars[inventory_hostname]['ansible_' + iface_name ]['ipv4']['address'] is undefined
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- hostvars[inventory_hostname]['ansible_' + item.path | regex_replace('(^.*ifcfg-)(.*)', '\\2') ]['ipv4']['address'] is undefined
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with_items:
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- "{{ ifcfg_files.files }}"
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