DAOS-9737 Add support for applying labels to instances (#17)

Updated modules to allow labels on instances.

Updated examples to show how to add labels.

Signed-off-by: Mark A. Olson <mark.a.olson@intel.com>

terraform/examples/daos_client_mig/README.md

@@ -34,6 +34,7 @@ No resources.
 | <a name="input_instance_base_name"></a> [instance\_base\_name](#input\_instance\_base\_name) | MIG instance base names to use | `string` | `"daos-client"` | no |
 | <a name="input_machine_type"></a> [machine\_type](#input\_machine\_type) | GCP machine type. ie. e2-medium | `string` | `"n2-highmem-16"` | no |
 | <a name="input_mig_name"></a> [mig\_name](#input\_mig\_name) | MIG name | `string` | `"daos-client"` | no |
+| <a name="input_labels"></a> [labels](#input\_labels) | Set of key/value label pairs to assign to daos-client instances | `any` | n/a | no |
 | <a name="input_network"></a> [network](#input\_network) | GCP network to use | `string` | n/a | yes |
 | <a name="input_number_of_instances"></a> [number\_of\_instances](#input\_number\_of\_instances) | Number of daos clients to bring up | `number` | `2` | no |
 | <a name="input_os_disk_size_gb"></a> [os\_disk\_size\_gb](#input\_os\_disk\_size\_gb) | OS disk size in GB | `number` | `20` | no |

terraform/examples/daos_client_mig/main.tf

@@ -26,6 +26,7 @@ module "daos_client" {
   subnetwork_project = var.subnetwork_project
   region             = var.region
   zone               = var.zone
+  labels             = var.labels
 
   number_of_instances = var.number_of_instances
 

terraform/examples/daos_client_mig/terraform.tfvars.example

@@ -4,6 +4,9 @@ subnetwork = "<my_VPC_subnetwork>"
 subnetwork_project = "<my_project_id>"
 region = "europe-west4"
 zone = "europe-west4-a"
+labels = {
+  example="daos_client_mig"
+}
 
 number_of_instances = 2
 

terraform/examples/daos_client_mig/variables.tf

@@ -27,6 +27,12 @@ variable "zone" {
   type        = string
 }
 
+variable "labels" {
+  description = "Set of key/value label pairs to assign to daos-client instances"
+  type        = any
+  default     = {}
+}
+
 variable "os_family" {
   description = "OS GCP image family"
   default     = null

terraform/examples/full_cluster_setup/main.tf

@@ -10,6 +10,7 @@ module "daos_server" {
   subnetwork_project = var.subnetwork_project
   region             = var.region
   zone               = var.zone
+  labels             = var.server_labels
 
   number_of_instances = var.server_number_of_instances
   daos_disk_count     = var.server_daos_disk_count
@@ -33,6 +34,7 @@ module "daos_client" {
   subnetwork_project = var.subnetwork_project
   region             = var.region
   zone               = var.zone
+  labels             = var.client_labels
 
   number_of_instances = var.client_number_of_instances
 

terraform/examples/full_cluster_setup/terraform.tfvars.example

@@ -16,6 +16,9 @@ server_mig_name            = "daos-server"
 server_machine_type        = "n2-highmem-32"
 server_os_project          = ""
 server_os_family           = "daos-server-centos-7"
+server_labels = {
+  example = "full_cluster_setup"
+}
 # Client
 client_number_of_instances = 1
 client_instance_base_name  = "daos-client"
@@ -26,3 +29,6 @@ client_mig_name            = "daos-client"
 client_machine_type        = "c2-standard-16"
 client_os_project          = ""
 client_os_family           = "daos-client-hpc-centos-7"
+client_labels = {
+  example = "full_cluster_setup"
+}

terraform/examples/full_cluster_setup/variables.tf

@@ -14,6 +14,19 @@ variable "zone" {
   default     = null
 }
 
+variable "server_labels" {
+  description = "Set of key/value label pairs to assign to daos-server instances"
+  type        = any
+  default     = {}
+}
+
+variable "client_labels" {
+  description = "Set of key/value label pairs to assign to daos-client instances"
+  type        = any
+  default     = {}
+}
+
+
 variable "server_os_family" {
   description = "OS GCP image family"
   default     = null

terraform/examples/simple_daos_server_example/README.md

@@ -31,6 +31,7 @@ No resources.
 |------|-------------|------|---------|:--------:|
 | <a name="input_daos_disk_count"></a> [daos\_disk\_count](#input\_daos\_disk\_count) | Number of local ssd's to use | `number` | `16` | no |
 | <a name="input_instance_base_name"></a> [instance\_base\_name](#input\_instance\_base\_name) | MIG instance base names to use | `string` | `"daos-server"` | no |
+| <a name="input_labels"></a> [labels](#input\_labels) | Set of key/value label pairs to assign to daos-server instances | `any` | n/a | no |
 | <a name="input_machine_type"></a> [machine\_type](#input\_machine\_type) | GCP machine type. ie. e2-medium | `string` | `"n2-custom-20-131072"` | no |
 | <a name="input_mig_name"></a> [mig\_name](#input\_mig\_name) | MIG name | `string` | `"daos-server"` | no |
 | <a name="input_network"></a> [network](#input\_network) | GCP network to use | `string` | n/a | yes |

terraform/examples/simple_daos_server_example/main.tf

@@ -26,6 +26,7 @@ module "daos_server" {
   subnetwork_project = var.subnetwork_project
   region             = var.region
   zone               = var.zone
+  labels             = var.labels
 
   number_of_instances = var.number_of_instances
   daos_disk_count     = var.daos_disk_count

terraform/examples/simple_daos_server_example/terraform.tfvars.example

@@ -1,9 +1,12 @@
-project_id="<my_project_id>"
+project_id = "<my_project_id>"
 network = "<my_VPC_network>"
 subnetwork = "<my_VPC_subnetwork>"
 subnetwork_project = "<my_project_id>"
 region = "europe-west4"
 zone = "europe-west4-a"
+labels = {
+  example="simple_daos_server_example"
+}
 
 number_of_instances = 4 # Allow 3-way replication with extra spare for rebuild
 daos_disk_count = 16

terraform/examples/simple_daos_server_example/variables.tf

@@ -27,6 +27,12 @@ variable "zone" {
   type        = string
 }
 
+variable "labels" {
+  description = "Set of key/value label pairs to assign to daos-server instances"
+  type        = any
+  default     = {}
+}
+
 variable "os_family" {
   description = "OS GCP image family"
   default     = null

terraform/modules/daos_client/README.md

@@ -40,6 +40,7 @@ No modules.
 |------|-------------|------|---------|:--------:|
 | <a name="input_daos_service_account_scopes"></a> [daos\_service\_account\_scopes](#input\_daos\_service\_account\_scopes) | Scopes for the DAOS client service account | `list(string)` | <pre>[<br>  "userinfo-email",<br>  "compute-ro",<br>  "storage-ro"<br>]</pre> | no |
 | <a name="input_instance_base_name"></a> [instance\_base\_name](#input\_instance\_base\_name) | MIG instance base names to use | `string` | `null` | no |
+| <a name="input_labels"></a> [labels](#input\_labels) | Set of key/value label pairs to assign to daos-client instances | `any` | n/a | no |
 | <a name="input_machine_type"></a> [machine\_type](#input\_machine\_type) | GCP machine type. ie. e2-medium | `string` | `null` | no |
 | <a name="input_mig_name"></a> [mig\_name](#input\_mig\_name) | MIG name | `string` | `null` | no |
 | <a name="input_network"></a> [network](#input\_network) | GCP network to use | `string` | `null` | no |

terraform/modules/daos_client/main.tf

@@ -26,6 +26,7 @@ resource "google_compute_instance_template" "daos_sig_template" {
   tags           = ["daos-client"]
   project        = var.project_id
   region         = var.region
+  labels         = var.labels
 
   disk {
     source_image = data.google_compute_image.os_image.self_link

terraform/modules/daos_client/variables.tf

@@ -29,6 +29,12 @@ variable "zone" {
   default     = null
 }
 
+variable "labels" {
+  description = "Set of key/value label pairs to assign to daos-client instances"
+  type        = any
+  default     = {}
+}
+
 variable "os_family" {
   description = "OS GCP image family"
   default     = null

terraform/modules/daos_server/README.md

@@ -39,6 +39,7 @@ The resources/services/activations/deletions that this module will create/trigge
 | <a name="input_daos_disk_type"></a> [daos\_disk\_type](#input\_daos\_disk\_type) | Daos disk type to use. For now only suported one is local-ssd | `string` | `"local-ssd"` | no |
 | <a name="input_daos_service_account_scopes"></a> [daos\_service\_account\_scopes](#input\_daos\_service\_account\_scopes) | Scopes for the DAOS server service account | `list(string)` | <pre>[<br>  "userinfo-email",<br>  "compute-ro",<br>  "storage-ro"<br>]</pre> | no |
 | <a name="input_instance_base_name"></a> [instance\_base\_name](#input\_instance\_base\_name) | MIG instance base names to use | `string` | `"daos-server"` | no |
+| <a name="input_labels"></a> [labels](#input\_labels) | Set of key/value label pairs to assign to daos-server instances | `any` | n/a | no |
 | <a name="input_machine_type"></a> [machine\_type](#input\_machine\_type) | GCP machine type. ie. e2-medium | `string` | `"n2-custom-20-131072"` | no |
 | <a name="input_mig_name"></a> [mig\_name](#input\_mig\_name) | MIG name | `string` | `"daos-server"` | no |
 | <a name="input_network"></a> [network](#input\_network) | GCP network to use | `string` | n/a | yes |

terraform/modules/daos_server/main.tf

@@ -26,6 +26,7 @@ resource "google_compute_instance_template" "daos_sig_template" {
   tags           = ["daos-server"]
   project        = var.project_id
   region         = var.region
+  labels         = var.labels
 
   disk {
     source_image = data.google_compute_image.os_image.self_link

terraform/modules/daos_server/variables.tf

@@ -29,6 +29,12 @@ variable "zone" {
   default     = null
 }
 
+variable "labels" {
+  description = "Set of key/value label pairs to assign to daos-server instances"
+  type        = any
+  default     = {}
+}
+
 variable "os_family" {
   description = "OS GCP image family"
   default     = null