Add Amazon Linux 2023 to OS testing matrix

.github/workflows/ostests-matrix.yaml

@@ -22,6 +22,7 @@ on:
         required: true
         default: >-
           [
+            "al2023",
             "alpine_3_17",
             "centos_7", "centos_8", "centos_9",
             "debian_10", "debian_11", "debian_12",

hack/ostests/README.md

@@ -67,6 +67,7 @@ terraform apply
 
 ### `os`: Operating system stack
 
+* `al2023`: Amazon Linux 2023
 * `alpine_3_17`: Alpine Linux 3.17
 * `centos_7`: CentOS Linux 7 (Core)
 * `centos_8`: CentOS Stream 8

hack/ostests/modules/os/main.tf

@@ -2,6 +2,7 @@ locals {
   # Boilerplate to make terraform a little bit dynamic
 
   os = {
+    al2023      = local.os_al2023
     alpine_3_17 = local.os_alpine_3_17
     centos_7    = local.os_centos_7
     centos_8    = local.os_centos_8

hack/ostests/modules/os/os_al2023.tf

@@ -0,0 +1,44 @@
+# https://docs.aws.amazon.com/linux/al2023/ug/naming-and-versioning.html
+
+data "aws_ami" "al2023" {
+  count = var.os == "al2023" ? 1 : 0
+
+  owners      = ["137112412989"]
+  name_regex  = "^al2023-ami-2023.\\d+.\\d+.\\d+-.*-x86_64"
+  most_recent = true
+
+  filter {
+    name   = "name"
+    values = ["al2023-ami-2023.*-x86_64"]
+  }
+
+  filter {
+    name   = "architecture"
+    values = ["x86_64"]
+  }
+
+  filter {
+    name   = "root-device-type"
+    values = ["ebs"]
+  }
+
+  filter {
+    name   = "virtualization-type"
+    values = ["hvm"]
+  }
+}
+
+locals {
+  os_al2023 = var.os != "al2023" ? {} : {
+    node_configs = {
+      default = {
+        ami_id = one(data.aws_ami.al2023.*.id)
+
+        connection = {
+          type     = "ssh"
+          username = "ec2-user"
+        }
+      }
+    }
+  }
+}