add postgres_ai version

Author: bogdan-ts

terraform/aws/main.tf

@@ -164,10 +164,11 @@ resource "aws_instance" "main" {
   }
 
   user_data = templatefile("${path.module}/user_data.sh", {
-    grafana_password    = var.grafana_password
-    postgres_ai_api_key = var.postgres_ai_api_key
-    enable_demo_db      = var.enable_demo_db
-    instances_yml       = templatefile("${path.module}/instances.yml.tpl", {
+    grafana_password     = var.grafana_password
+    postgres_ai_api_key  = var.postgres_ai_api_key
+    enable_demo_db       = var.enable_demo_db
+    postgres_ai_version  = var.postgres_ai_version
+    instances_yml        = templatefile("${path.module}/instances.yml.tpl", {
       monitoring_instances = var.monitoring_instances
       enable_demo_db       = var.enable_demo_db
     })

terraform/aws/terraform.tfvars.example

@@ -45,6 +45,9 @@
 # OPTIONAL PARAMETERS
 # -------------------------
 
+# postgres_ai version (optional, defaults to 'main')
+# postgres_ai_version = "0.9" # branch or specific tag like "0.9"
+
 # PostgreSQL instances to monitor (optional, can be empty for initial setup)
 # monitoring_instances = [
 #   {

terraform/aws/user_data.sh

@@ -78,7 +78,7 @@ chown -R postgres_ai:postgres_ai /data
 
 # Clone postgres_ai repository
 cd /home/postgres_ai
-sudo -u postgres_ai git clone https://gitlab.com/postgres-ai/postgres_ai.git
+sudo -u postgres_ai git clone --branch ${postgres_ai_version} https://gitlab.com/postgres-ai/postgres_ai.git
 
 # Configure postgres_ai
 cd postgres_ai

terraform/aws/variables.tf

@@ -79,3 +79,9 @@ variable "enable_demo_db" {
   default     = false
 }
 
+variable "postgres_ai_version" {
+  description = "postgres_ai version (git tag or branch)"
+  type        = string
+  default     = "main"
+}
+