feat: Adds mongodbatlas_flex_cluster resource and data sources

.changelog/2716.txt

@@ -0,0 +1,3 @@
+```release-note:new-resource
+mongodbatlas_flex_cluster
+```

.changelog/2738.txt

@@ -0,0 +1,3 @@
+```release-note:new-datasource
+mongodbatlas_flex_cluster
+```

.changelog/2742.txt

@@ -0,0 +1,39 @@
+```release-note:note
+resource/mongodbatlas_serverless_instance: Deprecates `continuous_backup_enabled` attribute
+```
+
+```release-note:note
+resource/mongodbatlas_serverless_instance: Deprecates `auto_indexing` attribute
+```
+
+```release-note:note
+data-source/mongodbatlas_serverless_instance: Deprecates `continuous_backup_enabled` attribute
+```
+
+```release-note:note
+data-source/mongodbatlas_serverless_instance: Deprecates `auto_indexing` attribute
+```
+
+```release-note:note
+data-source/mongodbatlas_serverless_instances: Deprecates `continuous_backup_enabled` attribute
+```
+
+```release-note:note
+data-source/mongodbatlas_serverless_instances: Deprecates `auto_indexing` attribute
+```
+
+```release-note:note
+resource/mongodbatlas_privatelink_endpoint_serverless: Deprecates resource
+```
+
+```release-note:note
+resource/mongodbatlas_privatelink_endpoint_service_serverless: Deprecates resource
+```
+
+```release-note:note
+data-source/mongodbatlas_privatelink_endpoint_service_serverless: Deprecates data source
+```
+
+```release-note:note
+data-source/mongodbatlas_privatelink_endpoints_service_serverless: Deprecates data source
+```

.changelog/2767.txt

@@ -0,0 +1,3 @@
+```release-note:new-datasource
+mongodbatlas_flex_clusters
+```

.github/workflows/acceptance-tests-runner.yml

@@ -95,6 +95,9 @@ on:
       azure_private_endpoint_region:
         type: string
         required: true
+      mongodb_atlas_flex_project_id:
+        type: string
+        required: true
     secrets: # all secrets are passed explicitly in this workflow
       mongodb_atlas_public_key:
         required: true
@@ -213,6 +216,7 @@ jobs:
       encryption: ${{ steps.filter.outputs.encryption == 'true' || env.mustTrigger == 'true' }}
       event_trigger: ${{ steps.filter.outputs.event_trigger == 'true' || env.mustTrigger == 'true' }}
       federated: ${{ steps.filter.outputs.federated == 'true' || env.mustTrigger == 'true' }}
+      flex_cluster: ${{ steps.filter.outputs.flex_cluster == 'true' || env.mustTrigger == 'true' }}
       generic: ${{ steps.filter.outputs.generic == 'true' || env.mustTrigger == 'true' }}
       global_cluster_config: ${{ steps.filter.outputs.global_cluster_config == 'true' || env.mustTrigger == 'true' }}
       ldap: ${{ steps.filter.outputs.ldap == 'true' || env.mustTrigger == 'true' }}
@@ -278,6 +282,8 @@ jobs:
             - 'internal/service/federatedsettingsidentityprovider/*.go'
             - 'internal/service/federatedsettingsorgconfig/*.go'
             - 'internal/service/federatedsettingsorgrolemapping/*.go'
+          flex_cluster:
+            - 'internal/service/flexcluster/*.go'
           generic:
             - 'internal/service/auditing/*.go'
             - 'internal/service/backupcompliancepolicy/*.go'
@@ -654,6 +660,30 @@ jobs:
             ./internal/service/federatedsettingsorgrolemapping
         run: make testacc
 
+  flex_cluster:
+    needs: [ change-detection, get-provider-version ]
+    if: ${{ needs.change-detection.outputs.flex_cluster == 'true' || inputs.test_group == 'flex_cluster' }}
+    runs-on: ubuntu-latest
+    permissions: {}
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        with:
+          ref: ${{ inputs.ref || github.ref }}
+      - uses: actions/setup-go@41dfa10bad2bb2ae585af6ee5bb4d7d973ad74ed
+        with:
+          go-version-file: 'go.mod'
+      - uses: hashicorp/setup-terraform@b9cd54a3c349d3f38e8881555d616ced269862dd
+        with:
+          terraform_version: ${{ inputs.terraform_version }}
+          terraform_wrapper: false    
+      - name: Acceptance Tests
+        env:
+          MONGODB_ATLAS_LAST_VERSION: ${{ needs.get-provider-version.outputs.provider_version }}
+          MONGODB_ATLAS_FLEX_PROJECT_ID: ${{ inputs.mongodb_atlas_flex_project_id }}
+          MONGODB_ATLAS_ENABLE_PREVIEW: "true"
+          ACCTEST_PACKAGES: ./internal/service/flexcluster
+        run: make testacc
+
   generic:
     needs: [ change-detection, get-provider-version ]
     if: ${{ needs.change-detection.outputs.generic == 'true' || inputs.test_group == 'generic' }}

.github/workflows/acceptance-tests.yml

@@ -115,3 +115,4 @@ jobs:
       mongodb_atlas_enable_preview: ${{ vars.MONGODB_ATLAS_ENABLE_PREVIEW }}
       azure_private_endpoint_region: ${{ vars.AZURE_PRIVATE_ENDPOINT_REGION }}
       mongodb_atlas_rp_org_id: ${{ inputs.atlas_cloud_env == 'qa' && vars.MONGODB_ATLAS_RP_ORG_ID_QA || vars.MONGODB_ATLAS_RP_ORG_ID_DEV }}
+      mongodb_atlas_flex_project_id: ${{ inputs.atlas_cloud_env == 'qa' && vars.MONGODB_ATLAS_FLEX_PROJECT_ID_QA || vars.MONGODB_ATLAS_FLEX_PROJECT_ID }} 

.github/workflows/update-tf-versions.yml

@@ -38,13 +38,13 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871
       - name: Update files
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run:  make update-tf-version-in-repository
       - name: Verify Changed files
-        uses: tj-actions/verify-changed-files@530d86d0a237225c87beaa000750988f8965ee31
+        uses: tj-actions/verify-changed-files@54483a2138ca67989bc40785aa22faee8b085894
         id: verify-changed-files
       - name: Create PR
         uses: peter-evans/create-pull-request@5e914681df9dc83aa4e4905692ca88beb2f9e91f

docs/data-sources/advanced_cluster.md

@@ -19,7 +19,7 @@ resource "mongodbatlas_advanced_cluster" "example" {
   replication_specs {
     region_configs {
       electable_specs {
-        instance_size = "M5"
+        instance_size = "M0"
       }
       provider_name         = "TENANT"
       backing_provider_name = "AWS"
@@ -35,6 +35,8 @@ data "mongodbatlas_advanced_cluster" "example" {
 }
 ```
 
+**NOTE:** There can only be one M0 cluster per project.
+
 ## Example using latest sharding configurations with independent shard scaling in the cluster
 
 ```terraform

docs/data-sources/advanced_clusters.md

@@ -19,7 +19,7 @@ resource "mongodbatlas_advanced_cluster" "example" {
   replication_specs {
     region_configs {
       electable_specs {
-        instance_size = "M5"
+        instance_size = "M0"
       }
       provider_name         = "TENANT"
       backing_provider_name = "AWS"
@@ -34,6 +34,8 @@ data "mongodbatlas_advanced_clusters" "example" {
 }
 ```
 
+**NOTE:** There can only be one M0 cluster per project.
+
 ## Example using latest sharding configurations with independent shard scaling in the cluster
 
 ```terraform

docs/data-sources/flex_cluster.md

@@ -0,0 +1,86 @@
+# Data Source: mongodbatlas_flex_cluster
+
+`mongodbatlas_flex_cluster` describes a flex cluster.
+
+## Example Usages
+```terraform
+resource "mongodbatlas_flex_cluster" "example-cluster" {
+  project_id = var.project_id
+  name       = var.cluster_name
+  provider_settings = {
+    backing_provider_name = "AWS"
+    region_name           = "US_EAST_1"
+  }
+  termination_protection_enabled = true
+}
+
+data "mongodbatlas_flex_cluster" "example-cluster" {
+  project_id = var.project_id
+  name       = mongodbatlas_flex_cluster.example-cluster.name
+}
+
+data "mongodbatlas_flex_clusters" "example-clusters" {
+  project_id = var.project_id
+}
+
+output "mongodbatlas_flex_cluster" {
+  value = data.mongodbatlas_flex_cluster.example-cluster.name
+}
+
+output "mongodbatlas_flex_clusters_names" {
+  value = [for cluster in data.mongodbatlas_flex_clusters.example-clusters.results : cluster.name]
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Required
+
+- `name` (String) Human-readable label that identifies the flex cluster.
+- `project_id` (String) Unique 24-hexadecimal digit string that identifies your project. Use the [/groups](#tag/Projects/operation/listProjects) endpoint to retrieve all projects to which the authenticated user has access.
+
+**NOTE**: Groups and projects are synonymous terms. Your group id is the same as your project id. For existing groups, your group/project id remains the same. The resource and corresponding endpoints use the term groups.
+
+### Read-Only
+
+- `backup_settings` (Attributes) Flex backup configuration (see [below for nested schema](#nestedatt--backup_settings))
+- `cluster_type` (String) Flex cluster topology.
+- `connection_strings` (Attributes) Collection of Uniform Resource Locators that point to the MongoDB database. (see [below for nested schema](#nestedatt--connection_strings))
+- `create_date` (String) Date and time when MongoDB Cloud created this instance. This parameter expresses its value in ISO 8601 format in UTC.
+- `id` (String) Unique 24-hexadecimal digit string that identifies the instance.
+- `mongo_db_version` (String) Version of MongoDB that the instance runs.
+- `provider_settings` (Attributes) Group of cloud provider settings that configure the provisioned MongoDB flex cluster. (see [below for nested schema](#nestedatt--provider_settings))
+- `state_name` (String) Human-readable label that indicates the current operating condition of this instance.
+- `tags` (Map of String) Map that contains key-value pairs between 1 to 255 characters in length for tagging and categorizing the instance.
+- `termination_protection_enabled` (Boolean) Flag that indicates whether termination protection is enabled on the cluster. If set to `true`, MongoDB Cloud won't delete the cluster. If set to `false`, MongoDB Cloud will delete the cluster.
+- `version_release_system` (String) Method by which the cluster maintains the MongoDB versions.
+
+<a id="nestedatt--backup_settings"></a>
+### Nested Schema for `backup_settings`
+
+Read-Only:
+
+- `enabled` (Boolean) Flag that indicates whether backups are performed for this flex cluster. Backup uses [TODO](TODO) for flex clusters.
+
+
+<a id="nestedatt--connection_strings"></a>
+### Nested Schema for `connection_strings`
+
+Read-Only:
+
+- `standard` (String) Public connection string that you can use to connect to this cluster. This connection string uses the mongodb:// protocol.
+- `standard_srv` (String) Public connection string that you can use to connect to this flex cluster. This connection string uses the `mongodb+srv://` protocol.
+
+
+<a id="nestedatt--provider_settings"></a>
+### Nested Schema for `provider_settings`
+
+Read-Only:
+
+- `backing_provider_name` (String) Cloud service provider on which MongoDB Cloud provisioned the flex cluster.
+- `disk_size_gb` (Number) Storage capacity available to the flex cluster expressed in gigabytes.
+- `provider_name` (String) Human-readable label that identifies the cloud service provider.
+- `region_name` (String) Human-readable label that identifies the geographic location of your MongoDB flex cluster. The region you choose can affect network latency for clients accessing your databases. For a complete list of region names, see [AWS](https://docs.atlas.mongodb.com/reference/amazon-aws/#std-label-amazon-aws), [GCP](https://docs.atlas.mongodb.com/reference/google-gcp/), and [Azure](https://docs.atlas.mongodb.com/reference/microsoft-azure/).
+
+For more information see: [MongoDB Atlas API - Flex Cluster](https://www.mongodb.com/docs/atlas/reference/api-resources-spec/#tag/Flex-Clusters/operation/getFlexCluster) Documentation.

docs/data-sources/flex_clusters.md

@@ -0,0 +1,96 @@
+# Data Source: mongodbatlas_flex_clusters
+
+`mongodbatlas_flex_clusters` returns all flex clusters in a project.
+
+## Example Usages
+```terraform
+resource "mongodbatlas_flex_cluster" "example-cluster" {
+  project_id = var.project_id
+  name       = var.cluster_name
+  provider_settings = {
+    backing_provider_name = "AWS"
+    region_name           = "US_EAST_1"
+  }
+  termination_protection_enabled = true
+}
+
+data "mongodbatlas_flex_cluster" "example-cluster" {
+  project_id = var.project_id
+  name       = mongodbatlas_flex_cluster.example-cluster.name
+}
+
+data "mongodbatlas_flex_clusters" "example-clusters" {
+  project_id = var.project_id
+}
+
+output "mongodbatlas_flex_cluster" {
+  value = data.mongodbatlas_flex_cluster.example-cluster.name
+}
+
+output "mongodbatlas_flex_clusters_names" {
+  value = [for cluster in data.mongodbatlas_flex_clusters.example-clusters.results : cluster.name]
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Required
+
+- `project_id` (String) Unique 24-hexadecimal digit string that identifies your project. Use the [/groups](#tag/Projects/operation/listProjects) endpoint to retrieve all projects to which the authenticated user has access.
+
+**NOTE**: Groups and projects are synonymous terms. Your group id is the same as your project id. For existing groups, your group/project id remains the same. The resource and corresponding endpoints use the term groups.
+
+### Read-Only
+
+- `results` (Attributes List) List of returned documents that MongoDB Cloud provides when completing this request. (see [below for nested schema](#nestedatt--results))
+
+<a id="nestedatt--results"></a>
+### Nested Schema for `results`
+
+Read-Only:
+
+- `backup_settings` (Attributes) Flex backup configuration (see [below for nested schema](#nestedatt--results--backup_settings))
+- `cluster_type` (String) Flex cluster topology.
+- `connection_strings` (Attributes) Collection of Uniform Resource Locators that point to the MongoDB database. (see [below for nested schema](#nestedatt--results--connection_strings))
+- `create_date` (String) Date and time when MongoDB Cloud created this instance. This parameter expresses its value in ISO 8601 format in UTC.
+- `id` (String) Unique 24-hexadecimal digit string that identifies the instance.
+- `mongo_db_version` (String) Version of MongoDB that the instance runs.
+- `name` (String) Human-readable label that identifies the flex cluster.
+- `project_id` (String) Unique 24-hexadecimal digit string that identifies your project. Use the [/groups](#tag/Projects/operation/listProjects) endpoint to retrieve all projects to which the authenticated user has access.
+
+**NOTE**: Groups and projects are synonymous terms. Your group id is the same as your project id. For existing groups, your group/project id remains the same. The resource and corresponding endpoints use the term groups.
+- `provider_settings` (Attributes) Group of cloud provider settings that configure the provisioned MongoDB flex cluster. (see [below for nested schema](#nestedatt--results--provider_settings))
+- `state_name` (String) Human-readable label that indicates the current operating condition of this instance.
+- `tags` (Map of String) Map that contains key-value pairs between 1 to 255 characters in length for tagging and categorizing the instance.
+- `termination_protection_enabled` (Boolean) Flag that indicates whether termination protection is enabled on the cluster. If set to `true`, MongoDB Cloud won't delete the cluster. If set to `false`, MongoDB Cloud will delete the cluster.
+- `version_release_system` (String) Method by which the cluster maintains the MongoDB versions.
+
+<a id="nestedatt--results--backup_settings"></a>
+### Nested Schema for `results.backup_settings`
+
+Read-Only:
+
+- `enabled` (Boolean) Flag that indicates whether backups are performed for this flex cluster. Backup uses [TODO](TODO) for flex clusters.
+
+
+<a id="nestedatt--results--connection_strings"></a>
+### Nested Schema for `results.connection_strings`
+
+Read-Only:
+
+- `standard` (String) Public connection string that you can use to connect to this cluster. This connection string uses the mongodb:// protocol.
+- `standard_srv` (String) Public connection string that you can use to connect to this flex cluster. This connection string uses the `mongodb+srv://` protocol.
+
+
+<a id="nestedatt--results--provider_settings"></a>
+### Nested Schema for `results.provider_settings`
+
+Read-Only:
+
+- `backing_provider_name` (String) Cloud service provider on which MongoDB Cloud provisioned the flex cluster.
+- `disk_size_gb` (Number) Storage capacity available to the flex cluster expressed in gigabytes.
+- `provider_name` (String) Human-readable label that identifies the cloud service provider.
+- `region_name` (String) Human-readable label that identifies the geographic location of your MongoDB flex cluster. The region you choose can affect network latency for clients accessing your databases. For a complete list of region names, see [AWS](https://docs.atlas.mongodb.com/reference/amazon-aws/#std-label-amazon-aws), [GCP](https://docs.atlas.mongodb.com/reference/google-gcp/), and [Azure](https://docs.atlas.mongodb.com/reference/microsoft-azure/).
+
+For more information see: [MongoDB Atlas API - Flex Clusters](https://www.mongodb.com/docs/atlas/reference/api-resources-spec/v2/#tag/Streams/operation/listFlexClusters) Documentation.

docs/data-sources/privatelink_endpoint_service_serverless.md

@@ -1,3 +1,9 @@
+---
+subcategory: "Deprecated"    
+---
+
+**WARNING:** This data source is deprecated and will be removed in March 2025. For more datails see [Migration Guide: Transition out of Serverless Instances and Shared-tier clusters](https://registry.terraform.io/providers/mongodb/mongodbatlas/latest/docs/guides/serverless-shared-migration-guide)
+
 # Data Source: privatelink_endpoint_service_serverless
 
 `privatelink_endpoint_service_serverless` provides a Serverless PrivateLink Endpoint Service resource.

docs/data-sources/privatelink_endpoints_service_serverless.md

@@ -1,3 +1,9 @@
+---
+subcategory: "Deprecated"    
+---
+
+**WARNING:** This data source is deprecated and will be removed in March 2025. For more datails see [Migration Guide: Transition out of Serverless Instances and Shared-tier clusters](https://registry.terraform.io/providers/mongodb/mongodbatlas/latest/docs/guides/serverless-shared-migration-guide)
+
 # Data Source: privatelink_endpoints_service_serverless
 
 `privatelink_endpoints_service_serverless` describes the list of all Serverless PrivateLink Endpoint Service resource.

docs/data-sources/serverless_instance.md

@@ -43,9 +43,9 @@ Follow this example to [setup private connection to a serverless instance using
 * `provider_settings_provider_name` - Cloud service provider that applies to the provisioned the serverless instance.
 * `provider_settings_region_name` - Human-readable label that identifies the physical location of your MongoDB serverless instance. The region you choose can affect network latency for clients accessing your databases.
 * `state_name` - Stage of deployment of this serverless instance when the resource made its request.
-* `continuous_backup_enabled` - Flag that indicates whether the serverless instance uses Serverless Continuous Backup.
+* `continuous_backup_enabled` - (Deprecated) Flag that indicates whether the serverless instance uses Serverless Continuous Backup.
 * `termination_protection_enabled` - Flag that indicates whether termination protection is enabled on the cluster. If set to true, MongoDB Cloud won't delete the cluster. If set to false, MongoDB Cloud will delete the cluster.
-* `auto_indexing` - Flag that indicates whether the serverless instance uses [Serverless Auto Indexing](https://www.mongodb.com/docs/atlas/performance-advisor/auto-index-serverless/).
+* `auto_indexing` - (Deprecated) Flag that indicates whether the serverless instance uses [Serverless Auto Indexing](https://www.mongodb.com/docs/atlas/performance-advisor/auto-index-serverless/).
 * `tags` - Set that contains key-value pairs between 1 to 255 characters in length for tagging and categorizing the cluster. See [below](#tags).
 
 ### Tags