[OE-core] [PATCH v2 1/1] systemd-conf: configure wired network with dhcp

[kai.kang at windriver.com]

From: Kai Kang <kai.kang at windriver.com>

Add a configure file for systemd.networkd to configure wired network
interfaces with dhcp. It works with common network interfaces such eth0
and eno1.

Refer to
https://github.com/YoeDistro/meta-yoe/tree/master/recipes-core/systemd

[YOCTO #13057]

Signed-off-by: Kai Kang <kai.kang at windriver.com>
---
 meta/recipes-core/systemd/systemd-conf/dhcp.network | 9 +++++++++
 meta/recipes-core/systemd/systemd-conf_242.bb       | 5 +++++
 2 files changed, 14 insertions(+)
 create mode 100644 meta/recipes-core/systemd/systemd-conf/dhcp.network

diff --git a/meta/recipes-core/systemd/systemd-conf/dhcp.network b/meta/recipes-core/systemd/systemd-conf/dhcp.network
new file mode 100644
index 0000000000..253aee9382
--- /dev/null
+++ b/meta/recipes-core/systemd/systemd-conf/dhcp.network
@@ -0,0 +1,9 @@
+[Match]
+Name=en* eth*
+
+[Network]
+DHCP=yes
+
+[DHCP]
+RouteMetric=10
+ClientIdentifier=mac
diff --git a/meta/recipes-core/systemd/systemd-conf_242.bb b/meta/recipes-core/systemd/systemd-conf_242.bb
index 96beea53a7..105ee3ceed 100644
--- a/meta/recipes-core/systemd/systemd-conf_242.bb
+++ b/meta/recipes-core/systemd/systemd-conf_242.bb
@@ -10,12 +10,16 @@ SRC_URI = "\
     file://logind.conf \
     file://system.conf \
     file://system.conf-qemuall \
+    file://dhcp.network \
 "
 
 do_install() {
 	install -D -m0644 ${WORKDIR}/journald.conf ${D}${systemd_unitdir}/journald.conf.d/00-${PN}.conf
 	install -D -m0644 ${WORKDIR}/logind.conf ${D}${systemd_unitdir}/logind.conf.d/00-${PN}.conf
 	install -D -m0644 ${WORKDIR}/system.conf ${D}${systemd_unitdir}/system.conf.d/00-${PN}.conf
+	if ${@bb.utils.contains('OVERRIDES', 'qemuall', 'false', 'true', d)}; then
+		install -D -m0644 ${WORKDIR}/dhcp.network ${D}${systemd_unitdir}/network/80-dhcp.network
+	fi
 }
 
 # Based on change from YP bug 8141, OE commit 5196d7bacaef1076c361adaa2867be31759c1b52
@@ -29,4 +33,5 @@ FILES_${PN} = "\
     ${systemd_unitdir}/journald.conf.d/ \
     ${systemd_unitdir}/logind.conf.d/ \
     ${systemd_unitdir}/system.conf.d/ \
+    ${systemd_unitdir}/network/ \
 "
-- 
2.20.0