fix(sys-apps/systemd): add dhcp fix for gce

Thanks to Tom Gundersen for the quick fix.

sdk_container/src/third_party/coreos-overlay/coreos-base/oem-gce/oem-gce-0.0.1.ebuild

@@ -15,8 +15,6 @@ IUSE=""
 # no source directory
 S="${WORKDIR}"
 
-RDEPEND="dev-lang/python"
-
 src_install() {
 	into "/"
 	dobin ${FILESDIR}/gce-ssh-key

sdk_container/src/third_party/coreos-overlay/sys-apps/systemd/files/211-0001-sd-dhcp-client-accept-infinite-lease-lifetime.patch

@@ -0,0 +1,29 @@
+From 7bf2f4397255bc8f6cf20a0f2adab4c984ea7d14 Mon Sep 17 00:00:00 2001
+From: Tom Gundersen <teg@jklm.no>
+Date: Wed, 19 Mar 2014 10:41:29 +0100
+Subject: [PATCH] sd-dhcp-client: accept infinite lease lifetime
+
+Otherwise we would fail with -EINVAL. Thanks to Brandon Philips
+<brandon.philips@coreos.com>, for reporting the bug.
+---
+ src/libsystemd-network/sd-dhcp-client.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/src/libsystemd-network/sd-dhcp-client.c b/src/libsystemd-network/sd-dhcp-client.c
+index 8411141..ce375dd 100644
+--- a/src/libsystemd-network/sd-dhcp-client.c
++++ b/src/libsystemd-network/sd-dhcp-client.c
+@@ -747,6 +747,10 @@ static int client_set_lease_timeouts(sd_dhcp_client *client, uint64_t usec) {
+         assert(client);
+         assert(client->event);
+ 
++        /* don't set timers for infinite leases */
++        if (client->lease->lifetime == 0xffffffff)
++                return 0;
++
+         if (client->lease->lifetime < 10)
+                 return -EINVAL;
+ 
+-- 
+1.8.5.2 (Apple Git-48)
+

sdk_container/src/third_party/coreos-overlay/sys-apps/systemd/systemd-211-r4.ebuild

@@ -132,6 +132,9 @@ src_prepare() {
 	# dns feature for more than one server
 	epatch "${FILESDIR}"/211-networkd-allow-more-than-one-static-dns-server.patch
 
+	# patch to fix dhcp on gce
+	epatch "${FILESDIR}"/211-0001-sd-dhcp-client-accept-infinite-lease-lifetime.patch
+
 if [[ ${PV} == *9999 ]]; then
 	if use doc; then
 		gtkdocize --docdir docs/ || die