allow specifying node in proxmox bash scripts

Signed-off-by: Kiara Grouwstra <kiara@procolix.eu>

deployment/check/data-model-ssh/nixosTest.nix

@@ -4,10 +4,9 @@
   ...
 }:
 let
-  inherit (import ./constants.nix) pathToRoot pathFromRoot;
   inherit (pkgs) system;
   deployment-config = {
-    inherit pathToRoot pathFromRoot;
+    inherit (import ./constants.nix) pathToRoot;
     nodeName = "ssh";
     targetSystem = system;
     sshOpts = [ ];

deployment/check/data-model-tf/nixosTest.nix

@@ -4,10 +4,9 @@
   ...
 }:
 let
-  inherit (import ./constants.nix) pathToRoot pathFromRoot;
   inherit (pkgs) system;
   deployment-config = {
-    inherit pathToRoot pathFromRoot;
+    inherit (import ./constants.nix) pathToRoot;
     nodeName = "target";
     targetSystem = system;
     sshOpts = [ ];

deployment/nixos.nix

@@ -11,15 +11,9 @@ let
     };
     modules = [ configuration ];
   };
-  toplevel =
+in
 {
   inherit (eval) pkgs config options;
   system = eval.config.system.build.toplevel;
   inherit (eval.config.system.build) vm vmWithBootLoader;
 }
-    .config.system.build.toplevel;
-in
-{
-  drv_path = toplevel.drvPath;
-  out_path = toplevel;
-}

deployment/run/ssh-single-host/run.sh

@@ -24,13 +24,13 @@ command=(nix-instantiate --show-trace "${nixos_conf}")
 
 # INSTANTIATE
 # instantiate the config in /nix/store
-"${command[@]}" -A out_path
+"${command[@]}" -A config.system.build.toplevel
 
-# get the realized derivation to deploy
+# get the realized derivation so we can deploy it
-"${command[@]}" --show-trace --eval --strict --json
+"${command[@]}" -A config.system.build.toplevel --eval --strict --json
 
 # FIXME explore import/readFile as ways to instantiate the derivation, potentially allowing to realize the store path up-front from Nix?
-outPath=$(nix-store --realize "$("${command[@]}" --show-trace --eval --strict --json | jq -r '.drv_path')")
+outPath=$(nix-store --realize "$("${command[@]}" -A config.system.build.toplevel.drvPath --eval --strict --json | jq -r '.')")
 # deploy the config by nix-copy-closure
 NIX_SSHOPTS="${sshOpts[*]}" nix-copy-closure --to "$destination" "$outPath" --gzip --use-substitutes
 # switch the remote host to the config

infra/proxmox-provision.sh

@@ -7,7 +7,7 @@ set -euC
 ## FIXME: There seems to be a problem with file upload where the task is
 ## registered to `node051` no matter what node we are actually uploading to? For
 ## now, let us just use `node051` everywhere.
-readonly node=node051
+node=node051
 
 readonly tmpdir=/tmp/proxmox-provision-$RANDOM
 mkdir $tmpdir
@@ -69,6 +69,7 @@ while [ $# -gt 0 ]; do
     --api-url|--api_url) readonly api_url="$1"; shift ;;
     --username) readonly username="$1"; shift ;;
     --password) readonly password="$1"; shift ;;
+    --node) readonly node="$1"; shift ;;
 
     --debug) debug=true ;;
 
@@ -172,7 +173,7 @@ grab_vm_options () {
   printf 'Grabing VM options for VM %s...\n' "$vm_name"
 
   options=$(
-    nix eval \
+    nix --extra-experimental-features 'nix-command flakes' eval \
       --impure --raw --expr "
         builtins.toJSON (builtins.getFlake (builtins.toString ./.)).vmOptions.$vm_name
       " \
@@ -220,7 +221,7 @@ build_iso () {
     nix_host_keys=
   fi
 
-  nix build \
+  nix --extra-experimental-features 'nix-command flakes' build \
     --impure --expr "
       let flake = builtins.getFlake (builtins.toString ./.); in
       import ./infra/makeInstallerIso.nix {

infra/proxmox-remove.sh

@@ -7,7 +7,7 @@ set -euC
 ## FIXME: There seems to be a problem with file upload where the task is
 ## registered to `node051` no matter what node we are actually uploading to? For
 ## now, let us just use `node051` everywhere.
-readonly node=node051
+node=node051
 
 readonly tmpdir=/tmp/proxmox-remove-$RANDOM
 mkdir $tmpdir
@@ -59,6 +59,7 @@ while [ $# -gt 0 ]; do
     --api-url|--api_url) readonly api_url="$1"; shift ;;
     --username) readonly username=$1; shift ;;
     --password) readonly password=$1; shift ;;
+    --node) readonly node="$1"; shift ;;
 
     -h|-\?|--help) help; exit 0 ;;
 
@@ -160,7 +161,7 @@ grab_vm_options () {
     printf 'Grabing VM options for VM %s...\n' "$vm_name"
 
     options=$(
-      nix eval \
+      nix --extra-experimental-features 'nix-command flakes' eval \
         --impure --raw --expr "
           builtins.toJSON (builtins.getFlake (builtins.toString ./.)).vmOptions.$vm_name
         " \