From cf40e8f4934cdd81b05d71c98e0f541bfdb0b25f Mon Sep 17 00:00:00 2001
From: ZhuQI <qi.zhu@rakwireless.com>
Date: Thu, 19 Sep 2019 11:05:26 +0800
Subject: [PATCH] Use lan0's mac address when eth0 does not exist.

---
 README.md                          | 2 ++
 lora/rak2245/install.sh            | 3 +++
 lora/rak2247/install.sh            | 3 +++
 lora/rak7243/install.sh            | 3 +++
 rak/gateway-config                 | 3 +++
 rak/rak/shell_script/rak_common.sh | 3 +++
 6 files changed, 17 insertions(+)

diff --git a/README.md b/README.md
index fc9c1b9..c1df565 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,8 @@ This project currently provides support for the below platforms.
 * RAK7243
 
 ##	Changelog
+2019-09-19 V4.0.0
+* Use lan0's mac address when eth0 does not exist.
 
 2019-05-24 V2.9
 
diff --git a/lora/rak2245/install.sh b/lora/rak2245/install.sh
index 9c1d27c..61f5f0c 100755
--- a/lora/rak2245/install.sh
+++ b/lora/rak2245/install.sh
@@ -21,6 +21,9 @@ GATEWAY_EUI_NIC="eth0"
 if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
     GATEWAY_EUI_NIC="wlan0"
 fi
+if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
+    GATEWAY_EUI_NIC="usb0"
+fi
 
 if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
     echo "ERROR: No network interface found. Cannot set gateway ID."
diff --git a/lora/rak2247/install.sh b/lora/rak2247/install.sh
index 441a2e7..7449770 100755
--- a/lora/rak2247/install.sh
+++ b/lora/rak2247/install.sh
@@ -23,6 +23,9 @@ GATEWAY_EUI_NIC="eth0"
 if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
     GATEWAY_EUI_NIC="wlan0"
 fi
+if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
+    GATEWAY_EUI_NIC="usb0"
+fi
 
 if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
     echo "ERROR: No network interface found. Cannot set gateway ID."
diff --git a/lora/rak7243/install.sh b/lora/rak7243/install.sh
index b1f9e8a..c403001 100755
--- a/lora/rak7243/install.sh
+++ b/lora/rak7243/install.sh
@@ -21,6 +21,9 @@ GATEWAY_EUI_NIC="eth0"
 if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
     GATEWAY_EUI_NIC="wlan0"
 fi
+if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
+    GATEWAY_EUI_NIC="usb0"
+fi
 
 if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
     echo "ERROR: No network interface found. Cannot set gateway ID."
diff --git a/rak/gateway-config b/rak/gateway-config
index 485f9a8..39e04d3 100755
--- a/rak/gateway-config
+++ b/rak/gateway-config
@@ -956,6 +956,9 @@ do_get_gw_id()
     if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
         GATEWAY_EUI_NIC="wlan0"
     fi
+        if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
+        GATEWAY_EUI_NIC="usb0"
+    fi
 
     if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
        echo ""
diff --git a/rak/rak/shell_script/rak_common.sh b/rak/rak/shell_script/rak_common.sh
index b304f00..e085271 100755
--- a/rak/rak/shell_script/rak_common.sh
+++ b/rak/rak/shell_script/rak_common.sh
@@ -52,6 +52,9 @@ do_get_gw_id()
     if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
         GATEWAY_EUI_NIC="wlan0"
     fi
+        if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
+        GATEWAY_EUI_NIC="usb0"
+    fi
 
     if [[ `grep "$GATEWAY_EUI_NIC" /proc/net/dev` == "" ]]; then
        echo ""