SNS topic.

Plus subscriptions and IAM policy to publish messages.

sns.tf

+resource "aws_sns_topic" "topic" {
+  name = local.Name
+  tags = local.common_tags
+}
+
+locals {
+  topic_arn  = aws_sns_topic.topic.arn
+  topic_name = aws_sns_topic.topic.name
+}
+
+output "topic_arn" {
+  description = "ARN of the alerts SNS topic."
+  value       = local.topic_arn
+}
+
+output "topic_name" {
+  description = "Name of the alerts SNS topic."
+  value       = local.topic_name
+}
+
+variable "subscriptions" {
+  default = [
+    ["+972528713696", "sms"]
+  ]
+  description = "A list of subscriptions to the SNS topic."
+}
+
+output "subscriptions" {
+  description = "A list of subscriptions to the SNS topic."
+  value       = var.subscriptions
+}
+
+resource "aws_sns_topic_subscription" "subscriptions" {
+  count     = length(var.subscriptions)
+  endpoint  = element(var.subscriptions[count.index], 0)
+  protocol  = element(var.subscriptions[count.index], 1)
+  topic_arn = local.topic_arn
+}
+
+data "aws_iam_policy_document" "publish" {
+  statement {
+    effect = "Allow"
+
+    actions = [
+      "SNS:ListTopics"
+    ]
+
+    resources = ["*"]
+  }
+
+  statement {
+    effect = "Allow"
+
+    actions = [
+      "SNS:Publish"
+    ]
+
+    resources = [
+      local.topic_arn,
+    ]
+  }
+}
+
+locals {
+  sns_publish_policy_doc = data.aws_iam_policy_document.publish.json
+}
+
+resource "aws_iam_policy" "publish" {
+  name   = "${local.module}-${local.env}-publish"
+  policy = local.sns_publish_policy_doc
+  tags   = local.common_tags
+}
+
+locals {
+  publish_policy_arn  = aws_iam_policy.publish.arn
+  publish_policy_name = aws_iam_policy.publish.name
+}
+
+output "publish_policy_arn" {
+  value       = local.publish_policy_arn
+  description = "SNS publish IAM policy ARN."
+}
+
+output "publish_policy_name" {
+  value       = local.publish_policy_name
+  description = "SNS publish IAM policy name."
+}