declare api keys in each module;

main.tf

@@ -1,18 +1,24 @@
 module "cluster" {
-  source       = "./modules/cluster"
-  region       = var.region
-  cluster_name = var.cluster_name
-  project_id   = var.project_id
+  source            = "./modules/cluster"
+  region            = var.region
+  cluster_name      = var.cluster_name
+  project_id        = var.project_id
+  atlas_public_key  = var.atlas_public_key
+  atlas_private_key = var.atlas_private_key
 }
 
 module "ipAccessList" {
-  source     = "./modules/ipAccesssList"
-  project_id = var.project_id
-  cidr_block = var.cidr_block
+  source            = "./modules/ipAccesssList"
+  project_id        = var.project_id
+  cidr_block        = var.cidr_block
+  atlas_public_key  = var.atlas_public_key
+  atlas_private_key = var.atlas_private_key
 }
 
 module "databaseAccessList" {
-  source     = "./modules/databaseAccessList"
-  project_id = var.project_id
+  source            = "./modules/databaseAccessList"
+  project_id        = var.project_id
+  atlas_public_key  = var.atlas_public_key
+  atlas_private_key = var.atlas_private_key
 }
 

modules/cluster/provider.tf

@@ -0,0 +1,7 @@
+variable "atlas_public_key" {}
+variable "atlas_private_key" {}
+
+provider "mongodbatlas" {
+  public_key  = var.atlas_public_key
+  private_key = var.atlas_private_key
+}

modules/databaseAccessList/provider.tf

@@ -0,0 +1,7 @@
+variable "atlas_public_key" {}
+variable "atlas_private_key" {}
+
+provider "mongodbatlas" {
+  public_key  = var.atlas_public_key
+  private_key = var.atlas_private_key
+}

modules/ipAccesssList/provider.tf

@@ -0,0 +1,7 @@
+variable "atlas_public_key" {}
+variable "atlas_private_key" {}
+
+provider "mongodbatlas" {
+  public_key  = var.atlas_public_key
+  private_key = var.atlas_private_key
+}

variables.tf

@@ -1,10 +1,10 @@
-variable "mongodbatlas_public_key" {
+variable "atlas_public_key" {
   type        = string
   description = "The public key for the MongoDB Atlas API"
   default     = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
 }
 
-variable "mongodbatlas_private_key" {
+variable "atlas_private_key" {
   type        = string
   description = "The private key for the MongoDB Atlas API"
   default     = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"