2 files changed, 32 insertions, 0 deletions
diff --git a/recipes-core/set-hostname/files/set-hostname.service b/recipes-core/set-hostname/files/set-hostname.service
new file mode 100644
index 0000000..306528b
--- /dev/null
+++ b/recipes-core/set-hostname/files/set-hostname.service
@@ -0,0 +1,13 @@
+[Unit]
+ConditionPathExists=|!/etc/hostname
+Wants=network-pre.target
+Before=network-pre.target
+After=local-fs.target
+After=sys-subsystem-net-devices-eth0.device
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/sethostname
+
+[Install]
+WantedBy=network.target
diff --git a/recipes-core/set-hostname/files/sethostname b/recipes-core/set-hostname/files/sethostname
new file mode 100644
index 0000000..87e6320
--- /dev/null
+++ b/recipes-core/set-hostname/files/sethostname
@@ -0,0 +1,19 @@
+#!/bin/sh
+if [ ! -f /proc/device-tree/serial-number ]; then
+    serial="recovery-mode"
+else
+    serial=$(tr -d '\0' </proc/device-tree/serial-number)
+
+    #if serial number is empty we append no-serial-number string
+    if [ -z "$serial" -a "$serial" != " "  ]; then
+        serial="no-serial-number"
+    fi
+fi
+
+hostname=@@MACHINE@@"-"${serial}
+
+if [ -f /usr/bin/hostnamectl ]; then
+    /usr/bin/hostnamectl set-hostname ${hostname}
+else
+    hostname ${hostname}
+fi