udhcpd: Fixes and new udev rule

This moves the logic to configure and start dhcp to a udev rule which
is a better place than a systemd service

Also fixes a bug where stopping and starting network service would
cause dhcp to fail.

Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>

3 files changed, 3 insertions, 3 deletions

diff --git a/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh b/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh
index 2db16c26..076a5fe8 100755
--- a/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh
+++ b/recipes-ti/beagleboard/gadget-init/g-ether-start-service.sh
@@ -6,6 +6,5 @@ then
         then
                 /bin/systemctl stop storage-gadget-init.service
                 /bin/systemctl start network-gadget-init.service
-                /bin/systemctl start udhcpd.service
         fi
 fi
diff --git a/recipes-ti/beagleboard/gadget-init/network-gadget-init.service b/recipes-ti/beagleboard/gadget-init/network-gadget-init.service
index 1e226272..0ee29147 100644
--- a/recipes-ti/beagleboard/gadget-init/network-gadget-init.service
+++ b/recipes-ti/beagleboard/gadget-init/network-gadget-init.service
@@ -4,8 +4,7 @@ Conflicts=storage-gadget-init.service
 
 [Service]
 RemainAfterExit=yes
-ExecStartPre=/usr/bin/g-ether-load.sh
-ExecStart=/sbin/ifconfig usb0 192.168.7.2 netmask 255.255.255.252
+ExecStart=/usr/bin/g-ether-load.sh
 ExecStop=/sbin/rmmod g_ether
 
 [Install]
diff --git a/recipes-ti/beagleboard/gadget-init/udhcpd.rules b/recipes-ti/beagleboard/gadget-init/udhcpd.rules
new file mode 100644
index 00000000..db65f9ac
--- /dev/null
+++ b/recipes-ti/beagleboard/gadget-init/udhcpd.rules
@@ -0,0 +1,2 @@
+SUBSYSTEM=="net",ACTION=="add",KERNEL=="usb0",RUN+="/sbin/ifconfig usb0 192.168.7.2 netmask 255.255.255.252",RUN+="/bin/systemctl start udhcpd.service"
+SUBSYSTEM=="net",ACTION=="remove",KERNEL=="usb0",RUN+="/bin/systemctl stop udhcpd.service"