From a4b98ea9a7a14b75a75698f5039ac51cbb1a54fa Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 25 Feb 2014 12:59:54 -0500
Subject: [PATCH] cros-cbuildbot: update mount handling

---
 .bin/cros-cbuildbot | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/.bin/cros-cbuildbot b/.bin/cros-cbuildbot
index 723f5d8..cdc6b43 100755
--- a/.bin/cros-cbuildbot
+++ b/.bin/cros-cbuildbot
@@ -21,14 +21,19 @@ vexec() {
 
 cd ~/chromiumos
 
-# cache the sudo timestamp
-sudo echo "" >/dev/null
-
 d=/usr/local/google/home/vapier
 if [[ ! -d ${d} ]] ; then
 	exit 1
 fi
 
+if [[ -z ${UNSHARE} ]] ; then
+	if type -P unshare >&/dev/null ; then
+		exec sudo unshare -m -- sudo -u ${USER} \
+			UNSHARE=true PATH="${PATH}" "$0" "$@"
+	fi
+	unset UNSHARE
+fi
+
 d+="/trybot"
 mkdir -p "${d}"
 if mount | grep -qs $d ; then
@@ -50,17 +55,17 @@ elif [[ " $* " != *" --remote "* ]] ; then
 	pushd "${d}" >/dev/null
 	clean=(
 		built-sdk.tbz2
-		chroot
+#		chroot
 		new-sdk-chroot
-		#sdks
+		sdks
 		src/build
 		test_results.tgz
 		trybot_archive
 	)
 	sudo rm -rf "${clean[@]}"
-	if [[ -d ${d}/sdks ]] ; then
-		sudo find "${d}"/sdks -mtime +3 -delete
-	fi
+#	[[ -L .cache ]] && rm -f .cache || :
+#	mkdir -p .cache
+#	sudo mount --bind -n ~/chromiumos/.cache .cache
 	popd >/dev/null
 fi
 
@@ -93,5 +98,6 @@ if [[ -n ${repos} ]] ; then
 
 	set -- -p "${p_flag}" "$@"
 fi
+set -- --cache-dir=~/chromiumos/.cache "$@"
 
 vexec cbuildbot --buildroot=${d} "$@"
-- 
2.39.5