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unraid-podman/scripts/ci/setup-slackware-buildenv.sh
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maggesandClaude Sonnet 5 3133d45d74
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Fix CI: add cmake and its transitive runtime deps to the toolchain bootstrap
yajl (needed by conmon, bootstrapped from source since Slackware ships
no package for it) builds via CMake, not the cmake-free autoconf script
its ./configure wrapper name suggests. Tracing the failure through the
actual vbatts/slackware:15.0 image on the runner host surfaced a chain
of packages slackpkg does not auto-resolve (Slackware packages carry no
dependency metadata at all): cmake needs libarchive, which needs lz4 and
libxml2; the patched make/gmake this mirror serves needs guile, which
needs gc; compiling anything needs kernel-headers for <linux/errno.h>;
and this build's binutils (ar/ranlib) needs flex, while objdump needs
elfutils. All added to the same slackpkg install list as the rest of
the toolchain, keeping everything on one mutually consistent version
set. Verified end-to-end against vbatts/slackware:15.0 on the actual
runner host at each step of this dependency chain.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-11 15:07:18 +00:00

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#!/bin/bash
# =============================================================================
# scripts/ci/setup-slackware-buildenv.sh
#
# Prepares a Slackware container (see .github/workflows/build-packages.yml)
# to build all seven packages under packages/. Idempotent and safe to re-run.
#
# Strategy: vbatts/slackware:15.0 (the image build-packages.yml runs this
# in) is a minimal rootfs — it ships none of the 'D' (development) series,
# nor glib2/libcap/fuse3/curl. Step 0 below uses slackpkg (already present
# and pre-configured with a mirror in that image) to install the toolchain
# packages by name. Slackware packages carry no dependency metadata at all
# (unlike apt/dnf), so slackpkg does NOT resolve dependencies — the list
# below must name every package explicitly, including curl's HTTPS
# runtime libs (nghttp2, brotli, cyrus-sasl), or you get a shared-library
# error at the first invocation, not an install-time failure. What's left
# after this (libseccomp, yajl — neither ships in stock Slackware — plus
# the Go and Rust toolchains, which no Slackware install ships) is
# bootstrapped from source, further down. This makes the script tolerant
# of small differences between Slackware base image variants (it skips
# anything slackpkg reports as already installed) instead of assuming one
# exact image layout, while still failing loudly if something we cannot
# self-provision is missing.
#
# Exits non-zero with a clear message if a required tool cannot be found or
# provisioned — this script is meant to run early in CI so failures surface
# immediately, not halfway through a 20-minute podman build.
# =============================================================================
set -eu
REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
# shellcheck source=/dev/null
. "$REPO_ROOT/scripts/ci/buildenv-versions.env"
WORK="/tmp/unraid-podman-buildenv"
mkdir -p "$WORK"
require_binary() {
local bin="$1" hint="$2"
if ! command -v "$bin" > /dev/null 2>&1; then
echo "!! Required tool '$bin' not found in the build image." >&2
echo "!! $hint" >&2
exit 1
fi
echo "==> found $bin: $(command -v "$bin")"
}
require_pkgconfig() {
local module="$1" hint="$2"
if ! pkg-config --exists "$module" 2>/dev/null; then
echo "!! Required library '$module' not found via pkg-config." >&2
echo "!! $hint" >&2
return 1
fi
echo "==> found pkg-config module: $module ($(pkg-config --modversion "$module"))"
return 0
}
# -----------------------------------------------------------------------------
# 0. Bootstrap the Slackware toolchain packages via slackpkg, if missing.
#
# CHECKGPG is turned off here: slackpkg's default GPG-key bootstrap fetches
# Slackware's signing key from www.slackware.com, which is not reachable
# from every CI network (observed to hang/fail on the self-hosted Gitea
# Actions runner this project builds on). slackpkg's CHECKMD5 (on by
# default) still verifies every package against the mirror's own
# CHECKSUMS.md5 as a transit-integrity check. This is build-toolchain
# provisioning, not the shipped artifacts — those are independently
# checksummed by scripts/checksums.sh.
# -----------------------------------------------------------------------------
if command -v slackpkg > /dev/null 2>&1; then
echo "==> bootstrapping build toolchain via slackpkg"
sed -i 's/^CHECKGPG=on/CHECKGPG=off/' /etc/slackpkg/slackpkg.conf
slackpkg -batch=on -default_answer=y update
slackpkg -batch=on -default_answer=y install \
gcc gcc-g++ binutils make m4 perl autoconf automake libtool pkg-config \
curl nghttp2 brotli cyrus-sasl ca-certificates glib2 libcap fuse3 \
cmake libarchive lz4 libxml2 guile gc kernel-headers flex elfutils
else
echo "==> slackpkg not found, assuming toolchain is already provided by the base image"
fi
# -----------------------------------------------------------------------------
# 1. Baseline toolchain expected to already be present in the base image.
# -----------------------------------------------------------------------------
require_binary gcc "Use a Slackware base image with the 'D' (development) series installed."
require_binary make "Use a Slackware base image with the 'D' (development) series installed."
require_binary autoconf "Needed by crun/fuse-overlayfs; part of Slackware's 'D' series."
require_binary automake "Needed by crun/fuse-overlayfs; part of Slackware's 'D' series."
require_binary libtool "Needed by crun/fuse-overlayfs; part of Slackware's 'D' series."
require_binary pkg-config "Needed to locate C library dependencies."
require_binary git "Needed to fetch crun's git submodules."
require_binary curl "Needed to fetch pinned source tarballs."
require_binary makepkg "Slackware's own packaging tool (pkgtools); should always be present."
require_binary strip "Part of binutils; part of Slackware's 'D' series."
# -----------------------------------------------------------------------------
# 2. C library dependencies expected to already be present.
# -----------------------------------------------------------------------------
require_pkgconfig glib-2.0 "Install Slackware's glib2 package (needed by conmon)."
require_pkgconfig libcap "Install Slackware's libcap package (needed by crun)." || true
require_pkgconfig fuse3 "Install Slackware's fuse3 package (needed by fuse-overlayfs)." || true
# -----------------------------------------------------------------------------
# 3. libseccomp — not part of stock Slackware, build from source if missing.
# -----------------------------------------------------------------------------
if ! pkg-config --exists libseccomp 2>/dev/null; then
echo "==> libseccomp not found, building v$LIBSECCOMP_VERSION from source"
d="$WORK/libseccomp"
mkdir -p "$d"
curl -fL --retry 3 -o "$d/src.tar.gz" "$LIBSECCOMP_SRC_URL"
actual=$(sha256sum "$d/src.tar.gz" | awk '{print $1}')
[ "$actual" = "$LIBSECCOMP_SRC_SHA256" ] || {
echo "!! libseccomp checksum mismatch (expected $LIBSECCOMP_SRC_SHA256, got $actual)" >&2
exit 1
}
mkdir -p "$d/src" && tar -xf "$d/src.tar.gz" -C "$d/src" --strip-components=1
( cd "$d/src" && ./autogen.sh && ./configure --prefix=/usr && make -j"$(nproc)" && make install )
else
echo "==> libseccomp already present, skipping bootstrap build"
fi
# -----------------------------------------------------------------------------
# 4. yajl — not part of stock Slackware, build from source if missing.
# -----------------------------------------------------------------------------
if ! pkg-config --exists yajl 2>/dev/null; then
echo "==> yajl not found, building v$YAJL_VERSION from source"
d="$WORK/yajl"
mkdir -p "$d"
curl -fL --retry 3 -o "$d/src.tar.gz" "$YAJL_SRC_URL"
actual=$(sha256sum "$d/src.tar.gz" | awk '{print $1}')
[ "$actual" = "$YAJL_SRC_SHA256" ] || {
echo "!! yajl checksum mismatch (expected $YAJL_SRC_SHA256, got $actual)" >&2
exit 1
}
mkdir -p "$d/src" && tar -xf "$d/src.tar.gz" -C "$d/src" --strip-components=1
# yajl's ./configure is a thin wrapper around CMake (not a cmake-free
# autoconf script, despite its name) — cmake must already be on PATH,
# see the slackpkg install list in step 0 above.
( cd "$d/src" && ./configure -p /usr && make -C build install )
ldconfig 2>/dev/null || true
else
echo "==> yajl already present, skipping bootstrap build"
fi
# -----------------------------------------------------------------------------
# 5. Go toolchain (podman) — official upstream tarball.
# -----------------------------------------------------------------------------
if ! command -v go > /dev/null 2>&1; then
echo "==> Go not found, installing $GO_VERSION"
curl -fL --retry 3 -o "$WORK/go.tar.gz" "$GO_SRC_URL"
actual=$(sha256sum "$WORK/go.tar.gz" | awk '{print $1}')
[ "$actual" = "$GO_SRC_SHA256" ] || {
echo "!! Go toolchain checksum mismatch (expected $GO_SRC_SHA256, got $actual)" >&2
exit 1
}
rm -rf /usr/local/go
tar -C /usr/local -xf "$WORK/go.tar.gz"
export PATH="/usr/local/go/bin:$PATH"
# Persist PATH for subsequent steps in the same GitHub Actions job.
if [ -n "${GITHUB_PATH:-}" ]; then
echo "/usr/local/go/bin" >> "$GITHUB_PATH"
fi
else
echo "==> Go already present: $(go version)"
fi
# -----------------------------------------------------------------------------
# 6. Rust toolchain (netavark, aardvark-dns) — via rustup.
# -----------------------------------------------------------------------------
if ! command -v cargo > /dev/null 2>&1; then
echo "==> Rust/cargo not found, installing via rustup ($RUST_CHANNEL channel)"
curl -fL --retry 3 --proto '=https' --tlsv1.2 -sSf "$RUSTUP_INIT_URL" \
| sh -s -- -y --default-toolchain "$RUST_CHANNEL" --profile minimal
# shellcheck source=/dev/null
. "$HOME/.cargo/env"
if [ -n "${GITHUB_PATH:-}" ]; then
echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"
fi
else
echo "==> Rust already present: $(cargo --version)"
fi
echo
echo "==> Build environment ready."