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+heat_template_version: 2014-10-16
+
+description: >
+ Extra config to add swap space to nodes.
+
+# Parameters passed from the parent template - note if you maintain
+# out-of-tree templates they may require additional parameters if the
+# in-tree templates add a new role.
+parameters:
+ controller_servers:
+ type: json
+ compute_servers:
+ type: json
+ blockstorage_servers:
+ type: json
+ objectstorage_servers:
+ type: json
+ cephstorage_servers:
+ type: json
+ swap_size_megabytes:
+ type: string
+ description: Amount of swap space to allocate in megabytes
+ default: '4096'
+ swap_path:
+ type: string
+ description: Full path to location of swap file
+ default: '/swap'
+
+
+resources:
+
+ SwapConfig:
+ type: OS::Heat::SoftwareConfig
+ properties:
+ group: script
+ config: |
+ #!/bin/bash
+ set -eux
+ if [ ! -f $swap_path ]; then
+ dd if=/dev/zero of=$swap_path count=$swap_size_megabytes bs=1M
+ chmod 0600 $swap_path
+ mkswap $swap_path
+ swapon $swap_path
+ else
+ echo "$swap_path already exists"
+ fi
+ echo "$swap_path swap swap defaults 0 0" >> /etc/fstab
+ inputs:
+ - name: swap_size_megabytes
+ description: Amount of swap space to allocate in megabytes
+ default: '4096'
+ - name: swap_path
+ description: Full path to location of swap file
+ default: '/swap'
+
+ ControllerSwapDeployment:
+ type: OS::Heat::SoftwareDeploymentGroup
+ properties:
+ config: {get_resource: SwapConfig}
+ servers: {get_param: controller_servers}
+ input_values:
+ swap_size_megabytes: {get_param: swap_size_megabytes}
+ swap_path: {get_param: swap_path}
+ actions: ["CREATE"]
+
+ ComputeSwapDeployment:
+ type: OS::Heat::SoftwareDeploymentGroup
+ properties:
+ config: {get_resource: SwapConfig}
+ servers: {get_param: compute_servers}
+ input_values:
+ swap_size_megabytes: {get_param: swap_size_megabytes}
+ swap_path: {get_param: swap_path}
+ actions: ["CREATE"]
+
+ BlockStorageSwapDeployment:
+ type: OS::Heat::SoftwareDeploymentGroup
+ properties:
+ config: {get_resource: SwapConfig}
+ servers: {get_param: blockstorage_servers}
+ input_values:
+ swap_size_megabytes: {get_param: swap_size_megabytes}
+ swap_path: {get_param: swap_path}
+ actions: ["CREATE"]
+
+ ObjectStorageSwapDeployment:
+ type: OS::Heat::SoftwareDeploymentGroup
+ properties:
+ config: {get_resource: SwapConfig}
+ servers: {get_param: objectstorage_servers}
+ input_values:
+ swap_size_megabytes: {get_param: swap_size_megabytes}
+ swap_path: {get_param: swap_path}
+ actions: ["CREATE"]
+
+ CephStorageSwapDeployment:
+ type: OS::Heat::SoftwareDeploymentGroup
+ properties:
+ config: {get_resource: SwapConfig}
+ servers: {get_param: cephstorage_servers}
+ input_values:
+ swap_size_megabytes: {get_param: swap_size_megabytes}
+ swap_path: {get_param: swap_path}
+ actions: ["CREATE"]
+
+outputs:
+ config_identifier:
+ value: none