From 13899aa8644a721e4daf537c1dd321e8bd68c32c Mon Sep 17 00:00:00 2001
From: Mikhail Chusavitin <mchusavitin@mchusmbp.local>
Date: Wed, 8 Apr 2026 09:50:58 +0300
Subject: [PATCH] Drop incompatible HPL git fallback

---
 iso/builder/build-hpl.sh | 49 +++++++---------------------------------
 1 file changed, 8 insertions(+), 41 deletions(-)

diff --git a/iso/builder/build-hpl.sh b/iso/builder/build-hpl.sh
index f4f8726..c496006 100755
--- a/iso/builder/build-hpl.sh
+++ b/iso/builder/build-hpl.sh
@@ -51,8 +51,6 @@ DEFAULT_HPL_URLS="
 https://www.netlib.org/benchmark/hpl/hpl-${HPL_VERSION}.tar.gz
 https://fossies.org/linux/privat/hpl-${HPL_VERSION}.tar.gz
 "
-HPL_GIT_URL="${HPL_GIT_URL:-https://github.com/icl-utk-edu/hpl.git}"
-DEFAULT_HPL_GIT_REFS="v${HPL_VERSION} ${HPL_VERSION} main"
 HPL_SOURCE_MODE="tarball"
 
 download_to_file() {
@@ -100,41 +98,6 @@ download_hpl_tarball() {
     return 1
 }
 
-download_hpl_from_git_archive() {
-    out="$1"
-    refs="${HPL_GIT_REFS:-$DEFAULT_HPL_GIT_REFS}"
-    tmp_root="$(mktemp -d)"
-    repo_dir="${tmp_root}/repo"
-    archive_dir="${tmp_root}/hpl-${HPL_VERSION}"
-    archive_tmp="${out}.part"
-
-    for ref in ${refs}; do
-        [ -n "${ref}" ] || continue
-        echo "=== trying HPL git source: ${HPL_GIT_URL} ref ${ref} ==="
-        rm -rf "${repo_dir}" "${archive_dir}" "${archive_tmp}"
-        if git clone --depth 1 --branch "${ref}" "${HPL_GIT_URL}" "${repo_dir}"; then
-            resolved_commit="$(git -C "${repo_dir}" rev-parse HEAD)"
-            mv "${repo_dir}" "${archive_dir}"
-            tar czf "${archive_tmp}" -C "${tmp_root}" "hpl-${HPL_VERSION}"
-            mv "${archive_tmp}" "${out}"
-            printf 'mode=git\nurl=%s\nref=%s\ncommit=%s\n' "${HPL_GIT_URL}" "${ref}" "${resolved_commit}" > "${HPL_SOURCE_META}"
-            rm -rf "${tmp_root}"
-            HPL_SOURCE_MODE="git"
-            return 0
-        fi
-        echo "=== failed git ref: ${ref} ==="
-    done
-
-    rm -rf "${tmp_root}" "${archive_tmp}"
-    echo "ERROR: failed to obtain HPL ${HPL_VERSION} from all configured sources" >&2
-    echo "  looked for cache: ${out}" >&2
-    echo "  tarball mirrors: ${HPL_URLS:-$DEFAULT_HPL_URLS}" >&2
-    echo "  git fallback: ${HPL_GIT_URL} refs ${refs}" >&2
-    echo "  override mirrors with HPL_URLS=\"https://mirror1/...\"" >&2
-    echo "  override git refs with HPL_GIT_REFS=\"v${HPL_VERSION} ${HPL_VERSION} main\"" >&2
-    return 1
-}
-
 if [ -f "${HPL_SOURCE_META}" ]; then
     case "$(awk -F= '$1=="mode"{print $2}' "${HPL_SOURCE_META}" 2>/dev/null)" in
         git) HPL_SOURCE_MODE="git" ;;
@@ -144,7 +107,14 @@ fi
 
 if [ ! -f "${HPL_TAR}" ]; then
     echo "=== downloading HPL ${HPL_VERSION} ==="
-    download_hpl_tarball "${HPL_TAR}" || download_hpl_from_git_archive "${HPL_TAR}"
+    download_hpl_tarball "${HPL_TAR}" || {
+        echo "ERROR: failed to download HPL ${HPL_VERSION} tarball from all configured mirrors" >&2
+        echo "  looked for cache: ${HPL_TAR}" >&2
+        echo "  mirrors: ${HPL_URLS:-$DEFAULT_HPL_URLS}" >&2
+        echo "  override mirrors with HPL_URLS=\"https://mirror1/...\"" >&2
+        echo "  or pre-seed cache with the expected tarball at ${HPL_TAR}" >&2
+        exit 1
+    }
 fi
 
 if [ "${HPL_SOURCE_MODE}" = "tarball" ]; then
@@ -157,9 +127,6 @@ if [ "${HPL_SOURCE_MODE}" = "tarball" ]; then
         exit 1
     fi
     echo "sha256 OK: hpl-${HPL_VERSION}.tar.gz"
-else
-    echo "=== HPL source obtained from git fallback; skipping tarball sha256 check ==="
-    [ -f "${HPL_SOURCE_META}" ] && cat "${HPL_SOURCE_META}"
 fi
 
 # ── download OpenBLAS from Debian 12 apt repo ─────────────────────────────────