Add SeaweedFS Alpine package build

scripts/apk/container-entrypoint.sh

@@ -0,0 +1,66 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+command_name="${1:-build}"
+package_dir="${APKBUILD_DIR:-/work/packaging/alpine/local/seaweedfs}"
+repo_name="${ALPINE_REPO_NAME:-local}"
+arch="${ALPINE_ARCH:-x86_64}"
+
+export CARCH="${CARCH:-$arch}"
+export PACKAGER="${PACKAGER:-Local Builder <local@example.invalid>}"
+if [[ -n "${PACKAGER_PRIVKEY:-}" ]]; then
+  export PACKAGER_PRIVKEY
+fi
+
+git config --global --add safe.directory /work
+mkdir -p /home/builder/.abuild /home/builder/packages "${package_dir}"
+
+if [[ -n "${PACKAGER_PRIVKEY:-}" && ! -f "${PACKAGER_PRIVKEY}" ]]; then
+  abuild-keygen -a -n
+elif ! compgen -G "/home/builder/.abuild/*.rsa" > /dev/null; then
+  abuild-keygen -a -n
+fi
+
+if [[ -z "${PACKAGER_PRIVKEY:-}" && -f /home/builder/.abuild/abuild.conf ]]; then
+  # shellcheck source=/dev/null
+  . /home/builder/.abuild/abuild.conf
+fi
+if [[ -n "${PACKAGER_PRIVKEY:-}" ]]; then
+  export PACKAGER_PRIVKEY
+fi
+
+if [[ -n "${PACKAGER_PRIVKEY:-}" && -f "${PACKAGER_PRIVKEY}.pub" ]]; then
+  doas cp "${PACKAGER_PRIVKEY}.pub" /etc/apk/keys/
+elif compgen -G "/home/builder/.abuild/*.rsa.pub" > /dev/null; then
+  doas cp /home/builder/.abuild/*.rsa.pub /etc/apk/keys/
+fi
+
+case "${command_name}" in
+  build)
+    cd "${package_dir}"
+    abuild -r
+    mkdir -p "/home/builder/packages/${repo_name}/${arch}"
+    if [[ -n "${PACKAGER_PRIVKEY:-}" && -f "${PACKAGER_PRIVKEY}.pub" ]]; then
+      cp "${PACKAGER_PRIVKEY}.pub" "/home/builder/packages/${repo_name}/${arch}/"
+    elif compgen -G "/home/builder/.abuild/*.rsa.pub" > /dev/null; then
+      cp /home/builder/.abuild/*.rsa.pub "/home/builder/packages/${repo_name}/${arch}/"
+    fi
+    ;;
+  checksum)
+    cd "${package_dir}"
+    abuild checksum
+    ;;
+  lint)
+    cd "${package_dir}"
+    apkbuild-lint APKBUILD
+    ;;
+  shell)
+    cd "${package_dir}"
+    exec bash
+    ;;
+  *)
+    printf 'unknown command: %s\n' "${command_name}" >&2
+    printf 'usage: %s [build|checksum|lint|shell]\n' "$0" >&2
+    exit 2
+    ;;
+esac