Allow to make database type 'dummy'

main.tf

@@ -127,6 +127,7 @@ locals {
     db_password     = var.db_password
     patches_allowed = var.patches_allowed
     super_api_key   = lower(var.super_api_key)
+    use_dummy_db    = var.use_dummy_db
   })
 
   startup_script = templatefile("${path.module}/templates/startup-script.sh.tmpl", {
@@ -144,6 +145,8 @@ locals {
     db_instance_name        = var.db_instance_name
     cloud_sql_proxy_enabled = var.db_instance_name != ""
 
+    use_dummy_db  = var.use_dummy_db
+
     telemetry_script = join("", module.telemetry.*.gcp_ubuntu_20_04_user_data)
 
     gcp_logs_enabled = var.gcp_logs_enabled

templates/config.hocon.tmpl

@@ -6,6 +6,9 @@
     "maxConnections": 2048
   }
   "database": {
+%{ if use_dummy_db ~}
+    "type": "dummy"
+%{ else ~}
     "type": "postgres"
     "host": "${db_host}"
     "port": ${db_port}
@@ -22,6 +25,7 @@
       }
       "transactionPool": "cached"
     }
+%{ endif ~}
   }
   "debug": false
   "patchesAllowed": ${patches_allowed}

templates/startup-script.sh.tmpl

@@ -6,7 +6,7 @@ sudo base64 --decode << EOF > $${CONFIG_DIR}/iglu-server.hocon
 ${config_b64}
 EOF
 
-%{ if cloud_sql_proxy_enabled ~}
+%{ if cloud_sql_proxy_enabled && !use_dummy_db  ~}
 # Setup the proxy service
 sudo docker run \
   -d \
@@ -22,6 +22,7 @@ sleep 5
 %{ endif ~}
 
 # Run the server setup
+%{ if !use_dummy_db ~}
 set +e
 sudo docker run \
   --name iglu-server-setup \
@@ -35,6 +36,7 @@ sudo docker run \
   snowplow/iglu-server:${version} \
   setup --config /snowplow/config/iglu-server.hocon
 set -e
+%{ endif ~}
 
 # Launch the server
 sudo docker run \

variables.tf

@@ -157,6 +157,12 @@ variable "db_password" {
   sensitive   = true
 }
 
+variable "use_dummy_db" {
+  description = "Whether in-memory dummy db wanted to be used for testing purposes"
+  type        = bool
+  default     = false
+}
+
 variable "super_api_key" {
   description = "A UUIDv4 string to use as the master API key for Iglu Server management"
   type        = string