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`build-self-host-binary.sh`

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c4e643cClaude	1	#!/usr/bin/env bash
	2	# =============================================================================
	3	# scripts/build-self-host-binary.sh
	4	#
	5	# Builds the single-binary Gluecron server distribution that ships behind
	6	# `curl -fsSL https://gluecron.com/install-server \| bash`. Microsoft GHE is
	7	# a 50GB blob; this is a ~200MB binary that runs the whole platform.
	8	#
	9	# Output layout (relative to repo root, all under dist/):
	10	#
	11	# dist/
	12	# gluecron-server-linux-x64 (executable)
	13	# gluecron-server-linux-arm64 (executable)
	14	# gluecron-server-darwin-x64 (executable)
	15	# gluecron-server-darwin-arm64 (executable)
	16	# gluecron-server-<plat>-<arch>.sha256 (one per binary)
	17	# SHA256SUMS (combined manifest, served by /dist/SHA256SUMS)
	18	# post-receive (the bundled git hook)
	19	# env.example (default .env shipped with installs)
	20	# migrations.tar.gz (drizzle/ archive — seed schema)
	21	# VERSION (package.json version)
	22	# MANIFEST.txt (human-readable index)
	23	#
	24	# Usage:
	25	# scripts/build-self-host-binary.sh # builds all 4 targets
	26	# GLUECRON_BUILD_TARGETS="linux-x64,linux-arm64" \
	27	# scripts/build-self-host-binary.sh # subset (CI matrix)
	28	#
	29	# Cross-compilation uses bun's `--target` flag. Bun ≥1.1 supports
	30	# bun-{linux,darwin}-{x64,arm64} as compile targets.
	31	# =============================================================================
	32
	33	set -Eeuo pipefail
	34
	35	ROOT="$(cd "$(dirname "$0")/.." && pwd)"
	36	cd "$ROOT"
	37
	38	# ── pretty printers (match scripts/install.sh style) ────────────────────────
	39	say() { printf "\n\033[1;34m> %s\033[0m\n" "$*"; }
	40	ok() { printf " \033[32mv\033[0m %s\n" "$*"; }
	41	warn() { printf " \033[33m!\033[0m %s\n" "$*"; }
	42	fail() { printf " \033[31mx\033[0m %s\n" "$*"; exit 1; }
	43
	44	# ── 0. Prereqs ──────────────────────────────────────────────────────────────
	45	command -v bun >/dev/null 2>&1 \|\| fail "bun not on PATH (https://bun.sh)"
	46
	47	DIST="$ROOT/dist"
	48	mkdir -p "$DIST"
	49
	50	ALL_TARGETS=("linux-x64" "linux-arm64" "darwin-x64" "darwin-arm64")
	51	if [ -n "${GLUECRON_BUILD_TARGETS:-}" ]; then
	52	IFS=',' read -r -a TARGETS <<<"$GLUECRON_BUILD_TARGETS"
	53	else
	54	TARGETS=("${ALL_TARGETS[@]}")
	55	fi
	56
	57	VERSION=$(node -p "require('./package.json').version" 2>/dev/null \
	58	\|\| bun -e "console.log(require('./package.json').version)" 2>/dev/null \
	59	\|\| echo "0.0.0-dev")
	60	say "Building Gluecron self-host binaries (v$VERSION)"
	61	ok "Targets: ${TARGETS[*]}"
	62	ok "Output: $DIST"
	63
	64	# ── 1. Compile each target ──────────────────────────────────────────────────
	65	build_one() {
	66	local PLAT_ARCH="$1"
	67	local BUN_TARGET
	68	case "$PLAT_ARCH" in
	69	linux-x64) BUN_TARGET="bun-linux-x64" ;;
	70	linux-arm64) BUN_TARGET="bun-linux-arm64" ;;
	71	darwin-x64) BUN_TARGET="bun-darwin-x64" ;;
	72	darwin-arm64) BUN_TARGET="bun-darwin-arm64" ;;
	73	*) fail "unknown target $PLAT_ARCH" ;;
	74	esac
	75
	76	local OUT="$DIST/gluecron-server-$PLAT_ARCH"
	77	say "[build] $PLAT_ARCH → $OUT"
	78	# `--compile` produces a standalone executable bundling the bun runtime +
	79	# all JS/TS source. `--minify` shaves ~15% off the binary. `--sourcemap`
	80	# is intentionally omitted — we want the small ship size, and stack traces
	81	# already include enough information from bun's frame info.
	82	if bun build \
	83	--compile \
	84	--target="$BUN_TARGET" \
	85	--minify \
	86	--outfile "$OUT" \
	87	src/index.ts; then
	88	chmod +x "$OUT"
	89	local SIZE
	90	SIZE=$(du -h "$OUT" \| awk '{print $1}')
	91	ok "compiled $PLAT_ARCH ($SIZE)"
	92	else
	93	warn "compile failed for $PLAT_ARCH (continuing)"
	94	return 1
	95	fi
	96	}
	97
	98	FAILED=()
	99	for T in "${TARGETS[@]}"; do
	100	if ! build_one "$T"; then
	101	FAILED+=("$T")
	102	fi
	103	done
	104
	105	# ── 2. Bundle ancillary assets ──────────────────────────────────────────────
	106	say "[bundle] hook + migrations + env.example"
	107
	108	# post-receive hook (compiled to a single self-contained JS file the host
	109	# can drop into <repo>.git/hooks/). We ship the source TS too so operators
	110	# can audit the contents.
	111	cp -f src/hooks/post-receive.ts "$DIST/post-receive" \|\| warn "post-receive copy failed"
	112	chmod +x "$DIST/post-receive" 2>/dev/null \|\| true
	113	ok "post-receive hook → dist/post-receive"
	114
	115	# Seed migrations — every SQL + migration runner needed for a fresh box.
	116	if [ -d drizzle ]; then
	117	tar -czf "$DIST/migrations.tar.gz" drizzle
	118	ok "migrations → dist/migrations.tar.gz"
	119	else
	120	warn "drizzle/ directory missing — skipped migrations bundle"
	121	fi
	122
	123	# Default .env.example
	124	if [ -f .env.example ]; then
	125	cp -f .env.example "$DIST/env.example"
	126	ok ".env.example → dist/env.example"
	127	else
	128	warn ".env.example missing — skipped"
	129	fi
	130
	131	# ── 3. Checksums ────────────────────────────────────────────────────────────
	132	say "[checksums] SHA-256 for each binary"
	133	SUMFILE="$DIST/SHA256SUMS"
	134	: >"$SUMFILE"
	135	for T in "${TARGETS[@]}"; do
	136	BIN="$DIST/gluecron-server-$T"
	137	if [ -f "$BIN" ]; then
	138	HASH=$(sha256sum "$BIN" \| awk '{print $1}')
	139	echo "$HASH gluecron-server-$T" >>"$SUMFILE"
	140	echo "$HASH" >"$BIN.sha256"
	141	ok "sha256 $T ${HASH:0:12}…"
	142	fi
	143	done
	144
	145	# Include bundled ancillary assets in the combined manifest so the installer
	146	# can verify the env.example + migrations tarball too.
	147	for EXTRA in post-receive migrations.tar.gz env.example; do
	148	if [ -f "$DIST/$EXTRA" ]; then
	149	HASH=$(sha256sum "$DIST/$EXTRA" \| awk '{print $1}')
	150	echo "$HASH $EXTRA" >>"$SUMFILE"
	151	fi
	152	done
	153	ok "manifest: $SUMFILE"
	154
	155	# ── 4. VERSION + MANIFEST ───────────────────────────────────────────────────
	156	echo "$VERSION" >"$DIST/VERSION"
	157
	158	{
	159	echo "gluecron self-host bundle"
	160	echo "version: $VERSION"
	161	echo "built: $(date -u +%Y-%m-%dT%H:%M:%SZ)"
	162	echo
	163	echo "files:"
	164	(cd "$DIST" && ls -lh) \| sed 's/^/ /'
	165	} >"$DIST/MANIFEST.txt"
	166	ok "manifest: dist/MANIFEST.txt"
	167
	168	if [ "${#FAILED[@]}" -gt 0 ]; then
	169	warn "Some targets failed to compile: ${FAILED[*]}"
	170	warn "The bundle is incomplete but usable for the targets that succeeded."
	171	fi
	172
	173	printf "\n"
	174	printf "\033[1;32m================================================================\033[0m\n"
	175	printf "\033[1;32m GLUECRON SELF-HOST BUNDLE READY (v%s)\033[0m\n" "$VERSION"
	176	printf "\033[1;32m================================================================\033[0m\n"
	177	printf " dist: %s\n" "$DIST"
	178	printf " publish: copy dist/ to the running gluecron host so it serves\n"
	179	printf " /dist/<filename> from the binary release route.\n"
	180	printf "\n"