1 files changed, 59 insertions, 0 deletions
diff --git a/users/wpcarro/nixos/default.nix b/users/wpcarro/nixos/default.nix
new file mode 100644
index 0000000000..b1623d4975
--- /dev/null
+++ b/users/wpcarro/nixos/default.nix
@@ -0,0 +1,59 @@
+{ depot, pkgs, ... }:
+
+let
+  inherit (depot.users.wpcarro.nixos)
+    ava
+    diogenes
+    marcus
+    tarasco;
+
+  systemFor = sys: (depot.ops.nixos.nixosFor sys).system;
+in
+{
+  avaSystem = systemFor ava;
+  marcusSystem = systemFor marcus;
+  tarascoSystem = systemFor ava;
+
+  # Apply terraform updates and rebuild NixOS for diogenes.
+  deploy-diogenes = pkgs.writeShellScriptBin "deploy-diogenes" ''
+    set -euo pipefail
+    readonly TF_STATE_DIR=/depot/users/wpcarro/terraform
+    rm -f $TF_STATE_DIR/*.json
+    readonly STORE_PATH="${diogenes.json}"
+    # We can't use the result symlink because terraform looks for a *.json file
+    # in the current working directory.
+    cp $STORE_PATH $TF_STATE_DIR
+
+    if [ ! -d $TF_STATE_DIR/.terraform ]; then
+      ${pkgs.terraform}/bin/terraform -chdir="$TF_STATE_DIR" init
+    fi
+
+    function cleanup() {
+      rm -f "$TF_STATE_DIR/$(basename $STORE_PATH)"
+    }
+    trap cleanup EXIT
+
+    ${pkgs.terraform}/bin/terraform -chdir="$TF_STATE_DIR" apply
+  '';
+
+  # Rebuild NixOS for diogenes without applying terraform updates.
+  rebuild-diogenes = pkgs.writeShellScriptBin "rebuild-diogenes" ''
+    set -euo pipefail
+    readonly target="root@billandhiscomputer.com"
+
+    # We need to call nix-build here on the drvPath because it may not be in
+    # /nix/store yet.
+    readonly STORE_PATH="$(nix-build ${diogenes.drvPath} --no-out-link --show-trace)"
+    nix-copy-closure --to $target ${diogenes.osPath} \
+      --gzip --use-substitutes $STORE_PATH
+
+    ssh $target 'nix-env --profile /nix/var/nix/profiles/system --set ${diogenes.osPath}'
+    ssh $target '${diogenes.osPath}/bin/switch-to-configuration switch'
+  '';
+
+  meta.ci.targets = [
+    "avaSystem"
+    "marcusSystem"
+    "tarascoSystem"
+  ];
+}