From c23a5604bec4c58650cecdfc386d6dd842b9864c Mon Sep 17 00:00:00 2001
From: Fer Gonzalez <fernando@tesorio.com>
Date: Mon, 14 Apr 2025 09:05:47 -0600
Subject: [PATCH] fix(lambda_update): ignore image_uri based on a var

---
 main.tf      | 11 +++++++++++
 variables.tf |  6 ++++++
 2 files changed, 17 insertions(+)

diff --git a/main.tf b/main.tf
index c67f1bbb..1e9b1399 100644
--- a/main.tf
+++ b/main.tf
@@ -43,6 +43,17 @@ resource "aws_lambda_function" "this" {
   replacement_security_group_ids     = var.replacement_security_group_ids
   skip_destroy                       = var.skip_destroy
 
+  /* ignore image_uri when var.ignore_image_uri is true */
+  dynamic "lifecycle" {
+    for_each = var.ignore_image_uri ? [1] : []
+
+    content {
+      ignore_changes = [
+        image_uri,
+      ]
+    }
+  }
+
   /* ephemeral_storage is not supported in gov-cloud region, so it should be set to `null` */
   dynamic "ephemeral_storage" {
     for_each = var.ephemeral_storage_size == null ? [] : [true]
diff --git a/variables.tf b/variables.tf
index c71f68ae..cf2442b8 100644
--- a/variables.tf
+++ b/variables.tf
@@ -224,6 +224,12 @@ variable "image_uri" {
   default     = null
 }
 
+variable "ignore_image_uri" {
+  description = "Whether to ignore changes to the function's image URI. Set to true if you manage infrastructure and code deployments separately."
+  type        = bool
+  default     = false
+}
+
 variable "image_config_entry_point" {
   description = "The ENTRYPOINT for the docker image"
   type        = list(string)