introduce gcp-instance-1

Signed-off-by: iosmanthus <myosmanthustree@gmail.com>

flake.nix

@@ -245,6 +245,29 @@
             }
           ];
         };
+
+        gcp-instance-1 = nixpkgs.lib.nixosSystem {
+          system = "x86_64-linux";
+          specialArgs = {
+            inherit self;
+          };
+          modules = [
+            ./secrets/gcp-instance-1
+            ./nixos/gcp-instance-1
+
+            sops-nix.nixosModules.sops
+
+            self.nixosModules.cloud.gce
+            self.nixosModules.cloud.sing-box
+            self.nixosModules.o11y
+
+            {
+              nixpkgs.overlays = [
+                self.overlays.default
+              ];
+            }
+          ];
+        };
       };
     } // flake-utils.lib.eachSystem
       [ "x86_64-linux" ]

infra/aws-lightsail/outputs.tf

@@ -1,9 +1,9 @@
-output "external_address_v4" {
+output "aws_lightsail_0_external_address_v4" {
   value     = aws_lightsail_static_ip.main.ip_address
   sensitive = true
 }
 
-output "external_address_v6" {
+output "aws_lightsail_0_external_address_v6" {
   value     = aws_lightsail_instance.main.ipv6_addresses[0]
   sensitive = true
 }

infra/cloudflare/main.tf

@@ -12,7 +12,7 @@ data "terraform_remote_state" "aws_lightsail" {
 
 resource "cloudflare_record" "aws_lightsail" {
   for_each = local.records
-  value    = data.terraform_remote_state.aws_lightsail.outputs.external_address_v4
+  value    = data.terraform_remote_state.aws_lightsail.outputs.aws_lightsail_0_external_address_v4
   zone_id  = each.value
   name     = each.key
   type     = "A"
@@ -21,7 +21,7 @@ resource "cloudflare_record" "aws_lightsail" {
 
 resource "cloudflare_record" "aws_lightsail_v6" {
   for_each = local.records
-  value    = data.terraform_remote_state.aws_lightsail.outputs.external_address_v6
+  value    = data.terraform_remote_state.aws_lightsail.outputs.aws_lightsail_0_external_address_v6
   zone_id  = each.value
   name     = each.key
   type     = "AAAA"

infra/gcp/gce/main.tf

@@ -0,0 +1,104 @@
+resource "random_id" "revision" {
+  keepers = {
+    creation_timestamp = "20240320173139"
+  }
+  byte_length = 4
+}
+
+data "google_service_account" "default" {
+  account_id = var.google_service_account_id
+}
+
+resource "random_id" "ip_revision" {
+  keepers = {
+    ip_revision = var.ip_revision
+  }
+  byte_length = 4
+}
+
+resource "google_compute_address" "main_external_ip_v4" {
+  name = "external-ip-v4-${random_id.revision.hex}-${random_id.ip_revision.hex}"
+
+  region = var.google_region
+}
+
+resource "google_compute_subnetwork" "dual_stack" {
+  region           = var.google_region
+  name             = "dual-stack-${random_id.revision.hex}"
+  ip_cidr_range    = "10.0.0.0/22"
+  stack_type       = "IPV4_IPV6"
+  ipv6_access_type = "EXTERNAL"
+
+  network = google_compute_network.main.id
+}
+
+resource "google_compute_network" "main" {
+  name                    = "main-${random_id.revision.hex}"
+  auto_create_subnetworks = false
+}
+
+resource "google_compute_firewall" "main" {
+  name    = "main-${random_id.revision.hex}"
+  network = google_compute_network.main.name
+
+  allow {
+    protocol = "icmp"
+  }
+
+  allow {
+    protocol = "tcp"
+    ports    = ["22", "443", "6626", "10080"]
+  }
+
+  source_ranges = ["0.0.0.0/0"]
+}
+
+resource "google_compute_firewall" "main_v6" {
+  name    = "main-v6-${random_id.revision.hex}"
+  network = google_compute_network.main.name
+
+  allow {
+    protocol = "58"
+  }
+
+  allow {
+    protocol = "tcp"
+    ports    = ["22", "443", "6626", "10080"]
+  }
+
+  source_ranges = ["::/0"]
+}
+
+resource "google_compute_instance" "main" {
+  name         = "instance-${random_id.revision.hex}"
+  machine_type = "e2-micro"
+
+  enable_display            = true
+  allow_stopping_for_update = true
+
+  boot_disk {
+    initialize_params {
+      image = var.vm_image
+      type  = "pd-balanced"
+      size  = 40
+    }
+  }
+
+
+  network_interface {
+    subnetwork = google_compute_subnetwork.dual_stack.self_link
+    stack_type = "IPV4_IPV6"
+    ipv6_access_config {
+      network_tier = "PREMIUM"
+    }
+    access_config {
+      nat_ip = google_compute_address.main_external_ip_v4.address
+    }
+  }
+
+  service_account {
+    # Google recommends custom service accounts that have cloud-platform scope and permissions granted via IAM Roles.
+    email  = data.google_service_account.default.email
+    scopes = ["cloud-platform"]
+  }
+}

infra/gcp/gce/outputs.tf

@@ -0,0 +1,9 @@
+output "external_address_v4" {
+  value     = google_compute_address.main_external_ip_v4.address
+  sensitive = true
+}
+
+output "external_address_v6" {
+  value     = google_compute_instance.main.network_interface[0].ipv6_access_config[0].external_ipv6
+  sensitive = true
+}

infra/gcp/gce/provider.tf

@@ -0,0 +1,7 @@
+provider "google" {
+  project = var.google_project
+  region  = var.google_region
+  zone    = var.google_zone
+
+  user_project_override = true
+}

infra/gcp/gce/variables.tf

@@ -0,0 +1,23 @@
+variable "google_project" {
+  type = string
+}
+
+variable "google_region" {
+  type = string
+}
+
+variable "google_zone" {
+  type = string
+}
+
+variable "google_service_account_id" {
+  type = string
+}
+
+variable "vm_image" {
+  type = string
+}
+
+variable "ip_revision" {
+  type = string
+}

infra/gcp/gce/versions.tf

@@ -0,0 +1,8 @@
+terraform {
+  required_providers {
+    google = {
+      source  = "hashicorp/google"
+      version = "5.22.0"
+    }
+  }
+}

infra/gcp/main.tf

@@ -1,10 +1,3 @@
-resource "random_id" "revision" {
-  keepers = {
-    creation_timestamp = "20240320173139"
-  }
-  byte_length = 4
-}
-
 data "google_service_account" "default" {
   account_id = var.google_service_account_id
 }
@@ -26,96 +19,26 @@ resource "google_compute_image_iam_binding" "binding" {
   ]
 }
 
-resource "random_id" "ip_revision" {
-  keepers = {
-    creation_timestamp = "20240320174539"
-  }
-  byte_length = 4
-}
-
-resource "google_compute_address" "main_external_ip_v4" {
-  name = "external-ip-v4-${random_id.revision.hex}-${random_id.ip_revision.hex}"
-
-  region = var.google_region
-}
-
-resource "google_compute_subnetwork" "dual_stack" {
-  region           = var.google_region
-  name             = "dual-stack-${random_id.revision.hex}"
-  ip_cidr_range    = "10.0.0.0/22"
-  stack_type       = "IPV4_IPV6"
-  ipv6_access_type = "EXTERNAL"
-
-  network = google_compute_network.main.id
-}
-
-resource "google_compute_network" "main" {
-  name                    = "main-${random_id.revision.hex}"
-  auto_create_subnetworks = false
-}
-
-resource "google_compute_firewall" "main" {
-  name    = "main-${random_id.revision.hex}"
-  network = google_compute_network.main.name
-
-  allow {
-    protocol = "icmp"
-  }
-
-  allow {
-    protocol = "tcp"
-    ports    = ["22", "443", "6626", "10080"]
-  }
-
-  source_ranges = ["0.0.0.0/0"]
-}
-
-resource "google_compute_firewall" "main_v6" {
-  name    = "main-v6-${random_id.revision.hex}"
-  network = google_compute_network.main.name
+module "gcp_instance_0" {
+  source = "./gce"
 
-  allow {
-    protocol = "58"
-  }
+  google_project            = var.google_project
+  google_service_account_id = var.google_service_account_id
+  vm_image                  = google_compute_image.nixos.self_link
 
-  allow {
-    protocol = "tcp"
-    ports    = ["22", "443", "6626", "10080"]
-  }
-
-  source_ranges = ["::/0"]
+  google_region = "asia-east1"
+  google_zone   = "asia-east1-b"
+  ip_revision   = "20240401172200"
 }
 
-resource "google_compute_instance" "main" {
-  name         = "instance-${random_id.revision.hex}"
-  machine_type = "e2-micro"
-
-  enable_display            = true
-  allow_stopping_for_update = true
-
-  boot_disk {
-    initialize_params {
-      image = google_compute_image.nixos.self_link
-      type  = "pd-balanced"
-      size  = 40
-    }
-  }
+module "gcp_instance_1" {
+  source = "./gce"
 
+  google_project            = var.google_project
+  google_service_account_id = var.google_service_account_id
+  vm_image                  = google_compute_image.nixos.self_link
 
-  network_interface {
-    subnetwork = google_compute_subnetwork.dual_stack.self_link
-    stack_type = "IPV4_IPV6"
-    ipv6_access_config {
-      network_tier = "PREMIUM"
-    }
-    access_config {
-      nat_ip = google_compute_address.main_external_ip_v4.address
-    }
-  }
-
-  service_account {
-    # Google recommends custom service accounts that have cloud-platform scope and permissions granted via IAM Roles.
-    email  = data.google_service_account.default.email
-    scopes = ["cloud-platform"]
-  }
+  google_region = "us-west1"
+  google_zone   = "us-west1-b"
+  ip_revision   = "20240401173637"
 }

infra/gcp/outputs.tf

@@ -1,9 +1,19 @@
-output "external_address_v4" {
-  value     = google_compute_address.main_external_ip_v4.address
+output "gcp_instance_0_external_address_v4" {
+  value     = module.gcp_instance_0.external_address_v4
   sensitive = true
 }
 
-output "external_address_v6" {
-  value     = google_compute_instance.main.network_interface[0].ipv6_access_config[0].external_ipv6
+output "gcp_instance_0_external_address_v6" {
+  value     = module.gcp_instance_0.external_address_v6
+  sensitive = true
+}
+
+output "gcp_instance_1_external_address_v4" {
+  value     = module.gcp_instance_1.external_address_v4
+  sensitive = true
+}
+
+output "gcp_instance_1_external_address_v6" {
+  value     = module.gcp_instance_1.external_address_v6
   sensitive = true
 }