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diff --git a/services/terraform/modules/shared/outputs.tf b/services/terraform/modules/shared/outputs.tf
--- a/services/terraform/modules/shared/outputs.tf
+++ b/services/terraform/modules/shared/outputs.tf
@@ -4,6 +4,7 @@
aws_dynamodb_table.backup-service-backup,
aws_dynamodb_table.reports-service-reports,
aws_dynamodb_table.tunnelbroker-undelivered-messages,
+ aws_dynamodb_table.identity-users,
]
}
diff --git a/services/terraform/modules/shared/search_index_lambda.tf b/services/terraform/modules/shared/search_index_lambda.tf
new file mode 100644
--- /dev/null
+++ b/services/terraform/modules/shared/search_index_lambda.tf
@@ -0,0 +1,36 @@
+variable iam_role_arn {
+ default = "arn:aws:iam::000000000000:role/lambda-role"
+}
+
+variable lambda_zip_dir {
+ type = string
+ default = "../../search-index-lambda/target/lambda/search-index-lambda"
+}
+
+resource "aws_lambda_function" "search_index_lambda" {
+ function_name = "search-index-lambda-function"
+ filename = "${var.lambda_zip_dir}/bootstrap.zip"
+ source_code_hash = filebase64sha256("${var.lambda_zip_dir}/bootstrap.zip")
+ handler = "bootstrap"
+ role = var.iam_role_arn
+ runtime = "provided.al2"
+ architectures = ["arm64"]
+ timeout = 300
+
+ environment {
+ variables = {
+ RUST_BACKTRACE = "1"
+ }
+ }
+
+ tracing_config {
+ mode = "Active"
+ }
+}
+
+resource "aws_lambda_event_source_mapping" "trigger" {
+ count = var.is_dev ? 0 : 1
+ event_source_arn = aws_dynamodb_table.identity-users.stream_arn
+ function_name = aws_lambda_function.search_index_lambda.arn
+ starting_position = "LATEST"
+}
diff --git a/services/terraform/remote/aws_iam.tf b/services/terraform/remote/aws_iam.tf
--- a/services/terraform/remote/aws_iam.tf
+++ b/services/terraform/remote/aws_iam.tf
@@ -201,16 +201,71 @@
effect = "Allow"
principals {
- type = "*"
- identifiers = ["*"]
+ type = "Service"
+ identifiers = ["lambda.amazonaws.com"]
}
- actions = ["es:*"]
- resources = ["${module.shared.opensearch_domain_identity.arn}/*"]
+ actions = ["sts:AssumeRole"]
}
}
-resource "aws_opensearch_domain_policy" "identity-search" {
- domain_name = module.shared.opensearch_domain_identity.domain_name
- access_policies = data.aws_iam_policy_document.identity-search.json
+resource "aws_iam_role" "search_index_lambda_role" {
+ name = "search_index_lambda_role"
+ assume_role_policy = data.aws_iam_policy_document.identity-search.json
+}
+
+data "aws_iam_policy_document" "manage_dynamodb_stream" {
+ statement {
+ effect = "Allow"
+
+ actions = [
+ "dynamodb:GetRecords",
+ "dynamodb:GetShardIterator",
+ "dynamodb:DescribeStream",
+ "dynamodb:ListStreams"
+ ]
+ resources = [
+ module.shared.dynamodb_tables["identity-users"].arn,
+ module.shared.dynamodb_tables["identity-users"].stream_arn,
+ "${module.shared.dynamodb_tables["identity-users"].arn}/stream/*",
+ ]
+ }
+}
+
+resource "aws_iam_policy" "manage_dynamodb_stream" {
+ name = "manage_dynamodb_stream"
+ path = "/"
+ description = "IAM policy for managing dynamodb streams"
+ policy = data.aws_iam_policy_document.manage_dynamodb_stream.json
+}
+
+data "aws_iam_policy_document" "lambda_logging" {
+ statement {
+ effect = "Allow"
+
+ actions = [
+ "logs:CreateLogGroup",
+ "logs:CreateLogStream",
+ "logs:PutLogEvents",
+ ]
+
+ resources = ["arn:aws:logs:*:*:*"]
+ }
+}
+
+resource "aws_iam_policy" "lambda_logging" {
+ name = "lambda_logging"
+ path = "/"
+ description = "IAM policy for logging from a lambda"
+ policy = data.aws_iam_policy_document.lambda_logging.json
+}
+
+resource "aws_iam_role_policy_attachment" "lambda_logs" {
+ role = "${aws_iam_role.search_index_lambda_role.name}"
+ policy_arn = aws_iam_policy.lambda_logging.arn
+}
+
+resource "aws_iam_role_policy_attachment" "lambda_stream_attach" {
+ role = "${aws_iam_role.search_index_lambda_role.name}"
+ policy_arn = aws_iam_policy.manage_dynamodb_stream.arn
}

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