extraconfig/pre_network/config_then_reboot.yaml

   1 heat_template_version: pike
   2
   3 description: >
   4   Do some configuration, then reboot - sometimes needed for early-boot
   5   changes such as modifying kernel configuration
   6
   7 parameters:
   8   server:
   9     type: string
  10   deployment_actions:
  11     default: ['CREATE', 'UPDATE']
  12     type: comma_delimited_list
  13     description: >
  14       List of stack actions that will trigger any deployments in this
  15       templates. The actions will be an empty list of the server is in the
  16       toplevel DeploymentServerBlacklist parameter's value.
  17
  18 conditions:
  19   deployment_actions_empty:
  20     equals:
  21       - {get_param: deployment_actions}
  22       - []
  23
  24 resources:
  25
  26   SomeConfig:
  27     type: OS::Heat::SoftwareConfig
  28     properties:
  29       group: script
  30       config: |
  31         #!/bin/bash
  32         echo "did some config before reboot" > /root/pre-reboot-config
  33
  34   SomeDeployment:
  35     type: OS::Heat::SoftwareDeployment
  36     properties:
  37       name: SomeDeployment
  38       server:  {get_param: server}
  39       config: {get_resource: SomeConfig}
  40       actions:
  41         if:
  42           - deployment_actions_empty
  43           - []
  44           - ['CREATE'] # Only do this on CREATE
  45       actions: ['CREATE'] # Only do this on CREATE
  46
  47   RebootConfig:
  48     type: OS::Heat::SoftwareConfig
  49     properties:
  50       group: script
  51       config: |
  52         #!/bin/bash
  53         # Stop os-collect-config to avoid any race collecting another
  54         # deployment before reboot happens
  55         systemctl stop os-collect-config.service
  56         /sbin/reboot
  57
  58   RebootDeployment:
  59     type: OS::Heat::SoftwareDeployment
  60     depends_on: SomeDeployment
  61     properties:
  62       name: RebootDeployment
  63       server:  {get_param: server}
  64       config: {get_resource: RebootConfig}
  65       actions:
  66         if:
  67           - deployment_actions_empty
  68           - []
  69           - ['CREATE'] # Only do this on CREATE
  70       signal_transport: NO_SIGNAL