Removing network interfaces to separate files

general/overlay/etc/network/interfaces

@@ -1,4 +1,3 @@
-# Interfaces
 
 auto lo
 iface lo inet loopback
@@ -8,11 +7,6 @@ iface eth0 inet dhcp
     hwaddress ether $(fw_printenv -n ethaddr || echo 00:24:B8:FF:FF:FF)
     #pre-up echo -e "nameserver 77.88.8.8\nnameserver 8.8.4.4\n" >/tmp/resolv.conf
 
-manual eth0:1
-iface eth0:1 inet static
-    address $(fw_printenv -n ipaddr || echo 192.168.1.10)
-    netmask 255.255.255.0
-
 manual wlan0
 iface wlan0 inet dhcp
     pre-up devmem 0x100C0080 32 0x530
@@ -27,40 +21,5 @@ iface wlan0 inet dhcp
     post-down echo 1 > /sys/class/gpio/gpio7/value
     post-down echo 7 > /sys/class/gpio/unexport
 
-manual eth2
+source-dir /etc/network/interfaces.d
-iface eth2 inet dhcp
-    pre-up wifi xm711
-    pre-up wpa_passphrase "SSID" "password" >/tmp/wpa_supplicant.conf
-    pre-up sed -i '2i \\tscan_ssid=1' /tmp/wpa_supplicant.conf
-    pre-up (sleep 3; wpa_supplicant -B -D nl80211 -i eth2 -c/tmp/wpa_supplicant.conf)
-    post-down killall -q wpa_supplicant
 
-manual usb0
-iface usb0 inet dhcp
-    pre-up echo 9 > /sys/class/gpio/export
-    pre-up echo out > /sys/class/gpio/gpio9/direction
-    pre-up echo 0 > /sys/class/gpio/gpio9/value
-    pre-up modprobe usbserial vendor=0x2c7c product=0x6026
-    pre-up modprobe rndis_host
-    pre-up sleep 10
-    post-down echo 1 > /sys/class/gpio/gpio9/value
-    post-down echo 9 > /sys/class/gpio/unexport
-
-manual ppp0
-iface ppp0 inet manual
-    pre-up echo 61 > /sys/class/gpio/export
-    pre-up echo out > /sys/class/gpio/gpio61/direction
-    pre-up echo 0 > /sys/class/gpio/gpio61/value
-    pre-up (sleep 7; pon)
-    post-down poff
-    post-down echo 1 > /sys/class/gpio/gpio61/value
-    post-down echo 61 > /sys/class/gpio/unexport
-
-manual wg0
-iface wg0 inet static
-    address 192.168.99.1
-    netmask 255.255.255.0
-    pre-up modprobe wireguard
-    pre-up ip link add dev wg0 type wireguard
-    pre-up wg setconf wg0 /etc/wireguard.conf
-    post-down ip link del dev wg0

general/overlay/etc/network/interfaces.d/eth0:1

@@ -0,0 +1,5 @@
+
+manual eth0:1
+iface eth0:1 inet static
+    address $(fw_printenv -n ipaddr || echo 192.168.1.10)
+    netmask 255.255.255.0

general/overlay/etc/network/interfaces.d/eth2

@@ -0,0 +1,8 @@
+
+manual eth2
+iface eth2 inet dhcp
+    pre-up wifi xm711
+    pre-up wpa_passphrase "SSID" "password" >/tmp/wpa_supplicant.conf
+    pre-up sed -i '2i \\tscan_ssid=1' /tmp/wpa_supplicant.conf
+    pre-up (sleep 3; wpa_supplicant -B -D nl80211 -i eth2 -c/tmp/wpa_supplicant.conf)
+    post-down killall -q wpa_supplicant

general/overlay/etc/network/interfaces.d/ppp0

@@ -0,0 +1,10 @@
+
+manual ppp0
+iface ppp0 inet manual
+    pre-up echo 61 > /sys/class/gpio/export
+    pre-up echo out > /sys/class/gpio/gpio61/direction
+    pre-up echo 0 > /sys/class/gpio/gpio61/value
+    pre-up (sleep 7; pon)
+    post-down poff
+    post-down echo 1 > /sys/class/gpio/gpio61/value
+    post-down echo 61 > /sys/class/gpio/unexport

general/overlay/etc/network/interfaces.d/usb0

@@ -0,0 +1,11 @@
+
+manual usb0
+iface usb0 inet dhcp
+    pre-up echo 9 > /sys/class/gpio/export
+    pre-up echo out > /sys/class/gpio/gpio9/direction
+    pre-up echo 0 > /sys/class/gpio/gpio9/value
+    pre-up modprobe usbserial vendor=0x2c7c product=0x6026
+    pre-up modprobe rndis_host
+    pre-up sleep 10
+    post-down echo 1 > /sys/class/gpio/gpio9/value
+    post-down echo 9 > /sys/class/gpio/unexport

general/overlay/etc/network/interfaces.d/wg0

@@ -0,0 +1,9 @@
+
+manual wg0
+iface wg0 inet static
+    address 192.168.99.1
+    netmask 255.255.255.0
+    pre-up modprobe wireguard
+    pre-up ip link add dev wg0 type wireguard
+    pre-up wg setconf wg0 /etc/wireguard.conf
+    post-down ip link del dev wg0