Merge pull request #326716 from mogeko/rke2

rke2: fix the update script

pkgs/applications/networking/cluster/rke2/update-script.sh

@@ -5,7 +5,9 @@ set -x -eu -o pipefail
 
 CHANNEL_NAME="${1:?Must provide a release channel, like 'stable', as the only argument}"
 
-mkdir --parents --verbose ./${CHANNEL_NAME}
+WORKDIR=$(cd $(dirname ${BASH_SOURCE[0]}) && pwd -P)
+
+mkdir --parents --verbose "${WORKDIR}/${CHANNEL_NAME}"
 
 LATEST_TAG_NAME=$(curl --silent --fail https://update.rke2.io/v1-release/channels | \
     yq eval ".data[] | select(.id == \"${CHANNEL_NAME}\").latest" - | \
@@ -35,9 +37,9 @@ KUBERNETES_EOL=$(curl --silent --fail \
         https://endoflife.date/api/kubernetes/${KUBERNETES_CYCLES}.json | \
     yq eval ".eol" -)
 
-FAKE_HASH="sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=";
+FAKE_HASH="sha256-AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA="
 
-cat > ./${CHANNEL_NAME}/versions.nix << EOF
+cat << EOF > "${WORKDIR}/${CHANNEL_NAME}/versions.nix"
 {
   rke2Version = "${RKE2_VERSION}";
   rke2RepoSha256 = "${RKE2_REPO_SHA256}";
@@ -54,15 +56,13 @@ cat > ./${CHANNEL_NAME}/versions.nix << EOF
 }
 EOF
 
-NIXPKGS_ROOT=$(git rev-parse --show-toplevel)
-
 set +e
-RKE2_VENDOR_HASH=$(nix-prefetch -I nixpkgs=${NIXPKGS_ROOT} \
-        "{ sha256 }: (import ${NIXPKGS_ROOT}/. {}).rke2_${CHANNEL_NAME}.goModules.overrideAttrs (_: { vendorHash = sha256; })")
+RKE2_VENDOR_HASH=$(nix-prefetch -I nixpkgs=$(git rev-parse --show-toplevel) \
+        "{ sha256 }: rke2_${CHANNEL_NAME}.goModules.overrideAttrs (_: { vendorHash = sha256; })")
 set -e
 
 if [ -n "${RKE2_VENDOR_HASH:-}" ]; then
-    sed -i "s#${FAKE_HASH}#${RKE2_VENDOR_HASH}#g" ./${CHANNEL_NAME}/versions.nix
+    sed -i "s#${FAKE_HASH}#${RKE2_VENDOR_HASH}#g" ${WORKDIR}/${CHANNEL_NAME}/versions.nix
 else
     echo "Update failed. 'RKE2_VENDOR_HASH' is empty."
     exit 1
@@ -70,17 +70,15 @@ fi
 
 # Implement commit
 # See: https://nixos.org/manual/nixpkgs/stable/#var-passthru-updateScript-commit
-OLD_VERSION=$(nix-instantiate --eval -E \
-        "with import ${NIXPKGS_ROOT}/. {}; rke2.version or (builtins.parseDrvName rke2.name).version" | \
-    tr -d '"')
-
 cat << EOF
-[{
-  "attrPath": "rke2_${CHANNEL_NAME}",
-  "oldVersion": "${OLD_VERSION}",
-  "newVersion": "${RKE2_VERSION}",
-  "files": [
-    "${PWD}/${CHANNEL_NAME}/versions.nix"
-  ]
-}]
+[
+  {
+    "attrPath": "rke2_${CHANNEL_NAME}",
+    "oldVersion": "${UPDATE_NIX_OLD_VERSION}",
+    "newVersion": "${RKE2_VERSION}",
+    "files": [
+      "${WORKDIR}/${CHANNEL_NAME}/versions.nix"
+    ]
+  }
+]
 EOF