aboutsummaryrefslogtreecommitdiffstats
path: root/extraconfig/pre_network
diff options
context:
space:
mode:
authorSaravanan KR <skramaja@redhat.com>2016-12-16 18:45:57 +0530
committerSaravanan KR <skramaja@redhat.com>2017-01-06 11:16:52 +0530
commit4f9a16d38b48014aae642fbc5ee2d8ac66ad225a (patch)
treea8490ee0e17fcedac81da7bf5107e5a098612811 /extraconfig/pre_network
parent384c400d472702392ff506c26d652bcf585f1ec6 (diff)
Configure Kernel Args and Tuned and then reboot for Compute
* 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
Diffstat (limited to 'extraconfig/pre_network')
-rw-r--r--extraconfig/pre_network/ansible_host_config.ansible58
-rw-r--r--extraconfig/pre_network/host_config_and_reboot.role.j2.yaml100
2 files changed, 158 insertions, 0 deletions
diff --git a/extraconfig/pre_network/ansible_host_config.ansible b/extraconfig/pre_network/ansible_host_config.ansible
new file mode 100644
index 0000000..c126c1a
--- /dev/null
+++ b/extraconfig/pre_network/ansible_host_config.ansible
@@ -0,0 +1,58 @@
+---
+- name: Configuration to be applied before rebooting the node
+ connection: local
+ hosts: localhost
+
+ tasks:
+ # Kernel Args Configuration
+ - block:
+ - name: Ensure the kernel args ( {{ _KERNEL_ARGS_ }} ) is present as TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS
+ lineinfile:
+ dest: /etc/default/grub
+ regexp: '^TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS.*'
+ insertafter: '^GRUB_CMDLINE_LINUX.*'
+ line: 'TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS=" {{ _KERNEL_ARGS_ }} "'
+ - name: Add TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS to the GRUB_CMDLINE_LINUX parameter
+ lineinfile:
+ dest: /etc/default/grub
+ line: 'GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX:+$GRUB_CMDLINE_LINUX }${TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS}"'
+ insertafter: '^TRIPLEO_HEAT_TEMPLATE_KERNEL_ARGS.*'
+ - name: Generate grub config file
+ command: grub2-mkconfig -o /boot/grub2/grub.cfg
+ become: true
+ when: _KERNEL_ARGS_|default("") != ""
+
+ # Tune-d Configuration
+ - block:
+ - name: Tune-d Configuration
+ lineinfile:
+ dest: /etc/tuned/cpu-partitioning-variables.conf
+ regexp: '^isolated_cores=.*'
+ line: 'isolated_cores={{ _HOST_CPUS_LIST_ }}'
+ when: _HOST_CPUS_LIST_|default("") != ""
+
+ - name: Tune-d provile activation
+ shell: tuned-adm profile {{ _TUNED_PROFILE_NAME_ }}
+ become: true
+ when: _TUNED_PROFILE_NAME_|default("") != ""
+
+ # Provisioning Network workaround
+ # The script will be executed before os-net-config, in which case, only Provisioning network will have IP
+ # BOOTPROTO of all interface config files (except provisioning), will be set to "none" to avoid reboot failing to acquire IP on other networks
+ - block:
+ - find:
+ paths: /etc/sysconfig/network-scripts/
+ patterns: ifcfg-*
+ register: ifcfg_files
+
+ - replace:
+ dest: "{{ item.path }}"
+ regexp: '^BOOTPROTO=.*'
+ replace: 'BOOTPROTO=none'
+ when:
+ - item.path | regex_replace('(^.*ifcfg-)(.*)', '\\2') != "lo"
+ # This condition will list all the interfaces except the one with valid IP (which is Provisioning network at this stage)
+ # Simpler Version - hostvars[inventory_hostname]['ansible_' + iface_name ]['ipv4']['address'] is undefined
+ - hostvars[inventory_hostname]['ansible_' + item.path | regex_replace('(^.*ifcfg-)(.*)', '\\2') ]['ipv4']['address'] is undefined
+ with_items:
+ - "{{ ifcfg_files.files }}"
diff --git a/extraconfig/pre_network/host_config_and_reboot.role.j2.yaml b/extraconfig/pre_network/host_config_and_reboot.role.j2.yaml
new file mode 100644
index 0000000..bba16a6
--- /dev/null
+++ b/extraconfig/pre_network/host_config_and_reboot.role.j2.yaml
@@ -0,0 +1,100 @@
+heat_template_version: 2016-10-14
+
+description: >
+ Do some configuration, then reboot - sometimes needed for early-boot
+ changes such as modifying kernel configuration
+
+parameters:
+ server:
+ type: string
+ {{role}}KernelArgs:
+ type: string
+ default: ""
+ {{role}}TunedProfileName:
+ type: string
+ default: ""
+ {{role}}HostCpusList:
+ type: string
+ default: ""
+
+conditions:
+ param_exists:
+ or:
+ - not:
+ equals:
+ - get_param: {{role}}KernelArgs
+ - ""
+ - not:
+ equals:
+ - get_param: {{role}}TunedProfileName
+ - ""
+
+resources:
+
+ HostParametersConfig:
+ type: OS::Heat::SoftwareConfig
+ condition: param_exists
+ properties:
+ group: ansible
+ inputs:
+ - name: _KERNEL_ARGS_
+ - name: _TUNED_PROFILE_NAME_
+ - name: _HOST_CPUS_LIST_
+ outputs:
+ - name: result
+ config:
+ get_file: ansible_host_config.ansible
+
+ HostParametersDeployment:
+ type: OS::Heat::SoftwareDeployment
+ condition: param_exists
+ properties:
+ name: HostParametersDeployment
+ server: {get_param: server}
+ config: {get_resource: HostParametersConfig}
+ actions: ['CREATE'] # Only do this on CREATE
+ input_values:
+ _KERNEL_ARGS_: {get_param: {{role}}KernelArgs}
+ _TUNED_PROFILE_NAME_: {get_param: {{role}}TunedProfileName}
+ _HOST_CPUS_LIST_: {get_param: {{role}}HostCpusList}
+
+ RebootConfig:
+ type: OS::Heat::SoftwareConfig
+ condition: param_exists
+ properties:
+ group: script
+ config: |
+ #!/bin/bash
+ # Stop os-collect-config to avoid any race collecting another
+ # deployment before reboot happens
+ systemctl stop os-collect-config.service
+ /sbin/reboot
+
+ RebootDeployment:
+ type: OS::Heat::SoftwareDeployment
+ condition: param_exists
+ depends_on: HostParametersDeployment
+ properties:
+ name: RebootDeployment
+ server: {get_param: server}
+ config: {get_resource: RebootConfig}
+ actions: ['CREATE'] # Only do this on CREATE
+ signal_transport: NO_SIGNAL
+
+outputs:
+ result:
+ value:
+ get_attr: [HostParametersDeployment, result]
+ condition: param_exists
+ stdout:
+ value:
+ get_attr: [HostParametersDeployment, deploy_stdout]
+ condition: param_exists
+ stderr:
+ value:
+ get_attr: [HostParametersDeployment, deploy_stderr]
+ condition: param_exists
+ status_code:
+ value:
+ get_attr: [HostParametersDeployment, deploy_status_code]
+ condition: param_exists