From 42128ebbe19d0aa3841245a423aeb6636c9b23d3 Mon Sep 17 00:00:00 2001
From: Grisha Shipunov
Date: Sun, 19 Jan 2025 20:38:22 +0100
Subject: move microvms to hosts folder

---
 hosts/auth/default.nix     | 78 ++++++++++++++++++++++++++++++++++++++++++++++
 hosts/auth/keycloak.nix    | 18 +++++++++++
 hosts/radicale/default.nix | 74 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 170 insertions(+)
 create mode 100644 hosts/auth/default.nix
 create mode 100644 hosts/auth/keycloak.nix
 create mode 100644 hosts/radicale/default.nix

(limited to 'hosts')

diff --git a/hosts/auth/default.nix b/hosts/auth/default.nix
new file mode 100644
index 0000000..b4c23f1
--- /dev/null
+++ b/hosts/auth/default.nix
@@ -0,0 +1,78 @@
+{ config, lib, ... }:
+let
+  mac = "02:00:00:00:00:01";
+in
+{
+  imports = [
+    ./keycloak.nix
+  ];
+  sops.defaultSopsFile = ../../secrets/auth/secrets.yaml;
+  sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
+
+  sops.secrets = {
+    "wg/0xa-proxy" = {
+      owner = config.users.users.systemd-network.name;
+    };
+    "keycloak/db_pass" = { };
+  };
+
+  microvm = {
+    hypervisor = "qemu";
+    mem = 2 * 1024;
+    vcpu = 2;
+    interfaces = [
+      {
+        type = "tap";
+        id = "uvm-auth";
+        mac = mac;
+      }
+    ];
+    shares =
+      [
+        {
+          source = "/nix/store";
+          mountPoint = "/nix/.ro-store";
+          tag = "store";
+          proto = "virtiofs";
+          socket = "store.socket";
+        }
+      ]
+      ++ map
+        (dir: {
+          source = dir;
+          mountPoint = "/${dir}";
+          tag = dir;
+          proto = "virtiofs";
+          socket = "${dir}.socket";
+        })
+        [
+          "etc"
+          "var"
+          "home"
+        ];
+  };
+
+  networking.useNetworkd = true;
+  networking.firewall.enable = lib.mkForce false; # firewalling done by the host
+
+  systemd.network = {
+    enable = true;
+    networks."11-host" = {
+      matchConfig.MACAddress = mac;
+      networkConfig = {
+        Address = "10.99.99.11/24";
+        DHCP = "no";
+      };
+      routes = [
+        {
+          Gateway = "10.99.99.1";
+          Destination = "0.0.0.0/0";
+          Metric = 1024;
+        }
+      ];
+    };
+  };
+
+  networking.hostName = "auth";
+  system.stateVersion = "24.11";
+}
diff --git a/hosts/auth/keycloak.nix b/hosts/auth/keycloak.nix
new file mode 100644
index 0000000..de537ef
--- /dev/null
+++ b/hosts/auth/keycloak.nix
@@ -0,0 +1,18 @@
+{ config, ... }:
+{
+  services.keycloak = {
+    enable = true;
+    database = {
+      type = "postgresql";
+      createLocally = true;
+      passwordFile = config.sops.secrets."keycloak/db_pass".path;
+    };
+    settings = {
+      hostname = "https://auth.oxapentane.com";
+      http-port = 38080;
+      http-enabled = true;
+      proxy-headers = "xforwarded";
+      proxy-trusted-addresses = "10.89.88.0/24,fd31:185d:722f::/48";
+    };
+  };
+}
diff --git a/hosts/radicale/default.nix b/hosts/radicale/default.nix
new file mode 100644
index 0000000..7ed8f11
--- /dev/null
+++ b/hosts/radicale/default.nix
@@ -0,0 +1,74 @@
+{ config, lib, ... }:
+let
+  mac = "02:00:00:00:00:02";
+in
+{
+  sops.defaultSopsFile = ../../secrets/radicale/secrets.yaml;
+  sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
+
+  sops.secrets = {
+    "wg/0xa-proxy" = {
+      owner = config.users.users.systemd-network.name;
+    };
+  };
+
+  microvm = {
+    hypervisor = "qemu";
+    mem = 1 * 1024;
+    vcpu = 1;
+    interfaces = [
+      {
+        type = "tap";
+        id = "uvm-radicale";
+        mac = mac;
+      }
+    ];
+    shares =
+      [
+        {
+          source = "/nix/store";
+          mountPoint = "/nix/.ro-store";
+          tag = "store";
+          proto = "virtiofs";
+          socket = "store.socket";
+        }
+      ]
+      ++ map
+        (dir: {
+          source = dir;
+          mountPoint = "/${dir}";
+          tag = dir;
+          proto = "virtiofs";
+          socket = "${dir}.socket";
+        })
+        [
+          "etc"
+          "var"
+          "home"
+        ];
+  };
+
+  networking.useNetworkd = true;
+  networking.firewall.enable = lib.mkForce false; # firewalling done by the host
+
+  systemd.network = {
+    enable = true;
+    networks."11-host" = {
+      matchConfig.MACAddress = mac;
+      networkConfig = {
+        Address = "10.99.99.12/24";
+        DHCP = "no";
+      };
+      routes = [
+        {
+          Gateway = "10.99.99.1";
+          Destination = "0.0.0.0/0";
+          Metric = 1024;
+        }
+      ];
+    };
+  };
+
+  networking.hostName = "radicale";
+  system.stateVersion = "24.11";
+}
-- 
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