From 97e3b7108a691a08cebb7f33b78c60d1ed6912cf Mon Sep 17 00:00:00 2001
From: tianyu <xdtianyu@gmail.com>
Date: Tue, 6 Dec 2016 08:18:29 -0600
Subject: [PATCH] Create wireless.sh

---
 net/wireless/wireless.sh | 48 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 net/wireless/wireless.sh

diff --git a/net/wireless/wireless.sh b/net/wireless/wireless.sh
new file mode 100644
index 0000000..b06cddf
--- /dev/null
+++ b/net/wireless/wireless.sh
@@ -0,0 +1,48 @@
+#!/bin/bash
+
+# dependencies: bash wireless-tools
+
+DIR=$(dirname $0)
+
+source "$DIR/wireless.conf"
+
+WIFI=$(uci get wireless.@wifi-iface[0].ssid)
+
+echo "current wifi: $WIFI"
+
+if [ $(iw dev wlan0 scan|grep "$WIFI"|wc -l) -eq 0 ];then
+    uci set wireless.@wifi-iface[0].disabled=1
+    uci commit
+    /etc/init.d/network restart
+    sleep 15
+fi
+
+
+for wifi in "${essids[@]}" ; do
+    ESSID="${wifi%%:*}"
+    PASS="${wifi##*:}"
+    echo "checking: $ESSID ..."
+    #echo "$PASS"
+
+    if [ $(iw dev wlan0 scan|grep "$ESSID"|wc -l) -ne 0 ];then
+        echo "wifi: $ESSID is detected."
+
+        if [ "$WIFI" != "$ESSID" ]; then
+            uci set wireless.@wifi-device[0].channel="auto"
+            uci set wireless.@wifi-iface[0].ssid="$ESSID"
+            uci set wireless.@wifi-iface[0].key="$PASS"
+            uci delete wireless.@wifi-iface[0].bssid
+            uci set wireless.@wifi-iface[0].disabled=0
+            if [ -z "$PASS" ]; then
+                uci set wireless.@wifi-iface[0].encryption="none"
+                uci delete wireless.@wifi-iface[0].key
+            else
+                uci set wireless.@wifi-iface[0].encryption="psk-mixed"
+            fi
+            uci commit
+            /etc/init.d/network restart
+        fi
+
+        break
+    fi
+done