add(terraform): #14 - rds impl

Author: alexandre-delaloy

deploy/terraform/rds.tf

@@ -0,0 +1,68 @@
+# - SECURITY GROUPS ---------------------------------------------------- #
+
+resource "aws_security_group" "alpha_rds" {
+  depends_on  = [aws_vpc.alpha]
+  name        = "${lookup(var.global, "name")}-rds"
+  description = "${lookup(var.global, "name")}-rds"
+  vpc_id      = aws_vpc.alpha.id
+
+  ingress {
+    from_port   = 5432
+    to_port     = 5432
+    protocol    = "tcp"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  egress {
+    from_port   = 5432
+    to_port     = 5432
+    protocol    = "tcp"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  tags = {
+    Name = "${lookup(var.global, "name")}-rds"
+  }
+}
+
+# - INSTANCE ----------------------------------------------------------- #
+
+resource "aws_db_subnet_group" "alpha" {
+  name       = lookup(var.global, "name")
+  subnet_ids = [aws_subnet.alpha_pub.id, aws_subnet.alpha_prv.id]
+
+  tags = {
+    Name = lookup(var.global, "name")
+  }
+}
+
+resource "aws_db_parameter_group" "alpha" {
+  name   = lookup(var.global, "name")
+  family = lookup(var.rds, "family")
+
+  parameter {
+    name  = "log_connections"
+    value = "1"
+  }
+  tags = {
+    Name = lookup(var.global, "name")
+  }
+}
+
+resource "aws_db_instance" "alpha" {
+  identifier             = lookup(var.global, "name")
+  allocated_storage      = 5
+  instance_class         = lookup(var.rds, "type")
+  engine                 = lookup(var.rds, "engine")
+  engine_version         = lookup(var.rds, "version")
+  username               = lookup(var.rds, "username")
+  password               = lookup(var.rds, "password")
+  publicly_accessible    = lookup(var.rds, "publicly_accessible")
+  skip_final_snapshot    = lookup(var.rds, "skip_final_snapshot")
+  db_subnet_group_name   = aws_db_subnet_group.alpha.name
+  parameter_group_name   = aws_db_parameter_group.alpha.name
+  vpc_security_group_ids = [aws_security_group.alpha_rds.id]
+  tags = {
+    Name = lookup(var.global, "name")
+  }
+}