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

1 files changed, 100 insertions, 0 deletions

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 00000000..bba16a66
--- /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