From d2b8f39c7698ed9e5ad42d0e27b9db4aba51bcd1 Mon Sep 17 00:00:00 2001
From: Alex Crawford <alex.crawford@coreos.com>
Date: Thu, 28 May 2015 10:41:48 -0700
Subject: [PATCH] app-emulation/rkt: add gc timer

---
 .../app-emulation/rkt/files/rkt-gc.service               | 7 +++++++
 .../coreos-overlay/app-emulation/rkt/files/rkt-gc.timer  | 9 +++++++++
 .../coreos-overlay/app-emulation/rkt/rkt-9999.ebuild     | 5 ++++-
 3 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.service
 create mode 100644 sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.timer

diff --git a/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.service b/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.service
new file mode 100644
index 0000000000..8b9a858c7b
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.service
@@ -0,0 +1,7 @@
+[Unit]
+Description=Garbage Collection for rkt
+
+[Service]
+Environment=GRACE_PERIOD=1d
+Type=oneshot
+ExecStart=/usr/bin/rkt gc --grace-period=$GRACE_PERIOD
diff --git a/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.timer b/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.timer
new file mode 100644
index 0000000000..fdcf5ed839
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/files/rkt-gc.timer
@@ -0,0 +1,9 @@
+[Unit]
+Description=Periodic Garbage Collection for rkt
+
+[Timer]
+OnActiveSec=0s
+OnUnitActiveSec=12h
+
+[Install]
+WantedBy=multi-user.target
diff --git a/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/rkt-9999.ebuild b/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/rkt-9999.ebuild
index 81a9ae293a..0a6d750285 100644
--- a/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/rkt-9999.ebuild
+++ b/sdk_container/src/third_party/coreos-overlay/app-emulation/rkt/rkt-9999.ebuild
@@ -5,7 +5,7 @@ EAPI=5
 CROS_WORKON_PROJECT="coreos/rkt"
 CROS_WORKON_LOCALNAME="rkt"
 CROS_WORKON_REPO="git://github.com"
-inherit cros-workon
+inherit cros-workon systemd
 
 if [[ "${PV}" == 9999 ]]; then
     KEYWORDS="~amd64"
@@ -51,4 +51,7 @@ src_install() {
 
 	insinto /usr/share/rkt
 	doins "${S}/bin/stage1.aci"
+
+	systemd_dounit "${FILESDIR}"/${PN}-gc.service
+	systemd_dounit "${FILESDIR}"/${PN}-gc.timer
 }