feat!: support health check logging (terraform-google-modules#283)

* feat: support health check logging

* fix: add enable logging in example

Co-authored-by: Bharath KKB <bharathkrishnakb@gmail.com>

autogen/main.tf.tmpl

@@ -218,6 +218,10 @@ resource "google_compute_health_check" "http" {
     response     = var.health_check["response"]
     proxy_header = var.health_check["proxy_header"]
   }
+
+  log_config {
+    enable       = var.health_check["enable_logging"]
+  }
 }
 
 resource "google_compute_health_check" "tcp" {
@@ -236,4 +240,8 @@ resource "google_compute_health_check" "tcp" {
     response     = var.health_check["response"]
     proxy_header = var.health_check["proxy_header"]
   }
+
+  log_config {
+    enable       = var.health_check["enable_logging"]
+  }
 }

autogen/variables.tf.tmpl

@@ -130,6 +130,7 @@ variable "health_check" {
     request             = string
     request_path        = string
     host                = string
+    enable_logging      = bool
   })
   default = {
     type                = ""
@@ -144,6 +145,7 @@ variable "health_check" {
     request             = ""
     request_path        = "/"
     host                = ""
+    enable_logging      = false
   }
 }
 

autogen/versions.tf.tmpl

@@ -17,8 +17,8 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google      = ">= 3.43, < 5.0"
-    google-beta = ">= 3.43, < 5.0"
+    google      = ">= 3.71, < 5.0"
+    google-beta = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:{% if mig %}mig{% else %}mig_with_percent{% endif %}/v7.9.0"

examples/mig/full/variables.tf

@@ -217,6 +217,7 @@ variable "health_check" {
     request             = string
     request_path        = string
     host                = string
+    enable_logging      = string
   })
   default = {
     type                = "http"
@@ -231,6 +232,7 @@ variable "health_check" {
     request             = ""
     request_path        = "/"
     host                = ""
+    enable_logging      = false
   }
 }
 

examples/mig/healthcheck/main.tf

@@ -90,5 +90,6 @@ module "mig" {
     request             = ""
     request_path        = "/"
     host                = "localhost"
+    enable_logging      = false
   }
 }

examples/mig/healthcheck/versions.tf

@@ -27,7 +27,7 @@ terraform {
     }
     random = {
       source  = "hashicorp/random"
-      version = "~> 2.2"
+      version = "~> 3.4"
     }
   }
 }

modules/compute_disk_snapshot/versions.tf

@@ -17,7 +17,7 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google = ">= 3.43, < 5.0"
+    google = ">= 3.71, < 5.0"
     null   = ">= 2.1"
   }
   provider_meta "google" {

modules/compute_instance/versions.tf

@@ -17,7 +17,7 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google = ">= 3.43, < 5.0"
+    google = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:compute_instance/v7.9.0"

modules/instance_template/versions.tf

@@ -17,7 +17,7 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google = ">= 3.43, < 5.0"
+    google = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:instance_template/v7.9.0"

modules/mig/README.md

@@ -27,7 +27,7 @@ The current version is 2.X. The following guides are available to assist with up
 | autoscaling\_scale\_in\_control | Autoscaling, scale-in control block. https://www.terraform.io/docs/providers/google/r/compute_autoscaler#scale_in_control | <pre>object({<br>    fixed_replicas   = number<br>    percent_replicas = number<br>    time_window_sec  = number<br>  })</pre> | <pre>{<br>  "fixed_replicas": null,<br>  "percent_replicas": null,<br>  "time_window_sec": null<br>}</pre> | no |
 | cooldown\_period | The number of seconds that the autoscaler should wait before it starts collecting information from a new instance. | `number` | `60` | no |
 | distribution\_policy\_zones | The distribution policy, i.e. which zone(s) should instances be create in. Default is all zones in given region. | `list(string)` | `[]` | no |
-| health\_check | Health check to determine whether instances are responsive and able to do work | <pre>object({<br>    type                = string<br>    initial_delay_sec   = number<br>    check_interval_sec  = number<br>    healthy_threshold   = number<br>    timeout_sec         = number<br>    unhealthy_threshold = number<br>    response            = string<br>    proxy_header        = string<br>    port                = number<br>    request             = string<br>    request_path        = string<br>    host                = string<br>  })</pre> | <pre>{<br>  "check_interval_sec": 30,<br>  "healthy_threshold": 1,<br>  "host": "",<br>  "initial_delay_sec": 30,<br>  "port": 80,<br>  "proxy_header": "NONE",<br>  "request": "",<br>  "request_path": "/",<br>  "response": "",<br>  "timeout_sec": 10,<br>  "type": "",<br>  "unhealthy_threshold": 5<br>}</pre> | no |
+| health\_check | Health check to determine whether instances are responsive and able to do work | <pre>object({<br>    type                = string<br>    initial_delay_sec   = number<br>    check_interval_sec  = number<br>    healthy_threshold   = number<br>    timeout_sec         = number<br>    unhealthy_threshold = number<br>    response            = string<br>    proxy_header        = string<br>    port                = number<br>    request             = string<br>    request_path        = string<br>    host                = string<br>    enable_logging      = bool<br>  })</pre> | <pre>{<br>  "check_interval_sec": 30,<br>  "enable_logging": false,<br>  "healthy_threshold": 1,<br>  "host": "",<br>  "initial_delay_sec": 30,<br>  "port": 80,<br>  "proxy_header": "NONE",<br>  "request": "",<br>  "request_path": "/",<br>  "response": "",<br>  "timeout_sec": 10,<br>  "type": "",<br>  "unhealthy_threshold": 5<br>}</pre> | no |
 | health\_check\_name | Health check name. When variable is empty, name will be derived from var.hostname. | `string` | `""` | no |
 | hostname | Hostname prefix for instances | `string` | `"default"` | no |
 | instance\_template | Instance template self\_link used to create compute instances | `any` | n/a | yes |

modules/mig/main.tf

@@ -198,6 +198,10 @@ resource "google_compute_health_check" "http" {
     response     = var.health_check["response"]
     proxy_header = var.health_check["proxy_header"]
   }
+
+  log_config {
+    enable = var.health_check["enable_logging"]
+  }
 }
 
 resource "google_compute_health_check" "tcp" {
@@ -216,4 +220,8 @@ resource "google_compute_health_check" "tcp" {
     response     = var.health_check["response"]
     proxy_header = var.health_check["proxy_header"]
   }
+
+  log_config {
+    enable = var.health_check["enable_logging"]
+  }
 }

modules/mig/variables.tf

@@ -115,6 +115,7 @@ variable "health_check" {
     request             = string
     request_path        = string
     host                = string
+    enable_logging      = bool
   })
   default = {
     type                = ""
@@ -129,6 +130,7 @@ variable "health_check" {
     request             = ""
     request_path        = "/"
     host                = ""
+    enable_logging      = false
   }
 }
 

modules/mig/versions.tf

@@ -17,8 +17,8 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google      = ">= 3.43, < 5.0"
-    google-beta = ">= 3.43, < 5.0"
+    google      = ">= 3.71, < 5.0"
+    google-beta = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:mig/v7.9.0"

modules/mig_with_percent/README.md

@@ -26,7 +26,7 @@ The current version is 2.X. The following guides are available to assist with up
 | autoscaling\_scale\_in\_control | Autoscaling, scale-in control block. https://www.terraform.io/docs/providers/google/r/compute_autoscaler#scale_in_control | <pre>object({<br>    fixed_replicas   = number<br>    percent_replicas = number<br>    time_window_sec  = number<br>  })</pre> | <pre>{<br>  "fixed_replicas": null,<br>  "percent_replicas": null,<br>  "time_window_sec": null<br>}</pre> | no |
 | cooldown\_period | The number of seconds that the autoscaler should wait before it starts collecting information from a new instance. | `number` | `60` | no |
 | distribution\_policy\_zones | The distribution policy, i.e. which zone(s) should instances be create in. Default is all zones in given region. | `list(string)` | `[]` | no |
-| health\_check | Health check to determine whether instances are responsive and able to do work | <pre>object({<br>    type                = string<br>    initial_delay_sec   = number<br>    check_interval_sec  = number<br>    healthy_threshold   = number<br>    timeout_sec         = number<br>    unhealthy_threshold = number<br>    response            = string<br>    proxy_header        = string<br>    port                = number<br>    request             = string<br>    request_path        = string<br>    host                = string<br>  })</pre> | <pre>{<br>  "check_interval_sec": 30,<br>  "healthy_threshold": 1,<br>  "host": "",<br>  "initial_delay_sec": 30,<br>  "port": 80,<br>  "proxy_header": "NONE",<br>  "request": "",<br>  "request_path": "/",<br>  "response": "",<br>  "timeout_sec": 10,<br>  "type": "",<br>  "unhealthy_threshold": 5<br>}</pre> | no |
+| health\_check | Health check to determine whether instances are responsive and able to do work | <pre>object({<br>    type                = string<br>    initial_delay_sec   = number<br>    check_interval_sec  = number<br>    healthy_threshold   = number<br>    timeout_sec         = number<br>    unhealthy_threshold = number<br>    response            = string<br>    proxy_header        = string<br>    port                = number<br>    request             = string<br>    request_path        = string<br>    host                = string<br>    enable_logging      = bool<br>  })</pre> | <pre>{<br>  "check_interval_sec": 30,<br>  "enable_logging": false,<br>  "healthy_threshold": 1,<br>  "host": "",<br>  "initial_delay_sec": 30,<br>  "port": 80,<br>  "proxy_header": "NONE",<br>  "request": "",<br>  "request_path": "/",<br>  "response": "",<br>  "timeout_sec": 10,<br>  "type": "",<br>  "unhealthy_threshold": 5<br>}</pre> | no |
 | health\_check\_name | Health check name. When variable is empty, name will be derived from var.hostname. | `string` | `""` | no |
 | hostname | Hostname prefix for instances | `string` | `"default"` | no |
 | instance\_template\_initial\_version | Instance template self\_link used to create compute instances for the initial version | `any` | n/a | yes |

modules/mig_with_percent/main.tf

@@ -209,6 +209,10 @@ resource "google_compute_health_check" "http" {
     response     = var.health_check["response"]
     proxy_header = var.health_check["proxy_header"]
   }
+
+  log_config {
+    enable = var.health_check["enable_logging"]
+  }
 }
 
 resource "google_compute_health_check" "tcp" {
@@ -227,4 +231,8 @@ resource "google_compute_health_check" "tcp" {
     response     = var.health_check["response"]
     proxy_header = var.health_check["proxy_header"]
   }
+
+  log_config {
+    enable = var.health_check["enable_logging"]
+  }
 }

modules/mig_with_percent/variables.tf

@@ -123,6 +123,7 @@ variable "health_check" {
     request             = string
     request_path        = string
     host                = string
+    enable_logging      = bool
   })
   default = {
     type                = ""
@@ -137,6 +138,7 @@ variable "health_check" {
     request             = ""
     request_path        = "/"
     host                = ""
+    enable_logging      = false
   }
 }
 

modules/mig_with_percent/versions.tf

@@ -17,8 +17,8 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google      = ">= 3.43, < 5.0"
-    google-beta = ">= 3.43, < 5.0"
+    google      = ">= 3.71, < 5.0"
+    google-beta = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:mig_with_percent/v7.9.0"

modules/preemptible_and_regular_instance_templates/versions.tf

@@ -17,8 +17,8 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google      = ">= 3.43, < 5.0"
-    google-beta = ">= 3.43, < 5.0"
+    google      = ">= 3.71, < 5.0"
+    google-beta = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:preemptible_and_regular_instance_templates/v7.9.0"

modules/umig/versions.tf

@@ -17,7 +17,7 @@
 terraform {
   required_version = ">=0.13.0"
   required_providers {
-    google = ">= 3.43, < 5.0"
+    google = ">= 3.71, < 5.0"
   }
   provider_meta "google" {
     module_name = "blueprints/terraform/terraform-google-vm:umig/v7.9.0"

test/setup/versions.tf

@@ -19,19 +19,19 @@ terraform {
   required_providers {
     google = {
       source  = "hashicorp/google"
-      version = ">= 3.0, < 5.0"
+      version = ">= 3.71, < 5.0"
     }
     google-beta = {
       source  = "hashicorp/google-beta"
-      version = ">= 3.0, < 5.0"
+      version = ">= 3.71, < 5.0"
     }
     null = {
       source  = "hashicorp/null"
       version = "~> 2.1"
     }
     random = {
       source  = "hashicorp/random"
-      version = "~> 2.2"
+      version = "~> 3.4"
     }
   }
 }