added new connection and provate key vars

Signed-off-by: Mark Bolwell <mark.bollyuk@gmail.com>

.github/workflows/github_vars.tfvars

@@ -7,6 +7,7 @@ namespace = "github_actions"
 
 // Matching pair name found in AWS for keypairs PEM key
 ami_key_pair_name = "github_actions"
+private_key       = ".ssh/github_actions.pem"
 main_vpc_cidr     = "172.22.0.0/24"
 public_subnets    = "172.22.0.128/26"
 private_subnets   = "172.22.0.192/26"

.github/workflows/main.tf

@@ -59,6 +59,20 @@ resource "aws_instance" "testing_vm" {
   root_block_device {
     delete_on_termination = true
   }
+  # SSH into instance - will ensure server is up before next step in workflows
+  connection {
+    # Host name
+    host = self.public_ip
+    # The default username for our AMI
+    user = var.ami_username
+    # Private key for connection
+    private_key = "${file(var.private_key)}"
+    # Type of connection
+    type = "ssh"
+  }
+  provisioner "remote-exec" {
+    inline = [ "echo hello_world"]
+  }
 }
 
 // generate inventory file