Finish the cleanup script

I really should've tackled this sooner. The cleanup script is a rather
dumb one, keeping up to a configurable number of builds.
Signed-off-by: Shawn Webb <shawn.webb@hardenedbsd.org>

bin/cleanup.sh

@@ -57,8 +57,8 @@ main() {
 		esac
 	done
 
-	# TODO: provide our own version of config_set_dynamic
-	config_set_dynamic
+	cleanup_set_dynamic
+	HBSD_LOCKFILE="${HBSD_LOCKFILE}.cleanup"
 
 	(
 		assert_unlocked && \

lib/config.sh

@@ -57,3 +57,16 @@ config_set_dynamic() {
 
 	return 0
 }
+
+cleanup_set_dynamic() {
+	if [ ! -h ${HBSD_PUBDIR}/BUILD-LATEST ]; then
+		echo "Could not find symlink at ${HBSD_PUBDIR}/BUILD-LATEST"
+		HBSD_BUILDNUMBER=0
+		return 0
+	fi
+
+	HBSD_BUILDNUMBER=$(readlink ${HBSD_PUBDIR}/BUILD-LATEST)
+	HBSD_BUILDNUMBER=${HBSD_BUILDNUMBER##*-}
+	echo "[*] Build number: ${HBSD_BUILDNUMBER}"
+	return 0
+}

lib/util.sh

@@ -115,13 +115,12 @@ should_build() {
 prune_old_builds() {
 	[ ${HBSD_BUILDNUMBER} -lt ${HBSD_KEEP_NBUILDS} ] && return 0
 
-	return 0
-
 	floor=$((${HBSD_BUILDNUMBER} - ${HBSD_KEEP_NBUILDS}))
 
 	for d in $(find ${HBSD_PUBDIR} -maxdepth 1 -type d | sed 1d); do
 		n=$(basename ${d})
 		if [ ${n} -lt ${floor} ]; then
+			echo "[*] Removing ${d}"
 			rm -rf ${d}
 		fi
 	done