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Linux_scripts/set_proxy.sh

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+#!/usr/bin/env bash
+
+function menu() 
+{
+echo -e "\033[1;31m ______________________________________________________________________________\033[0m"
+echo -e "\033[1;31m|                                                                              |\033[0m"
+echo -e "\033[1;31m|______________________________________________________________________________|\033[0m"
+
+cat <<EOF
+				`echo "1).设置系统代理"`
+				`echo "2).查看系统代理"`
+				`echo "3).清空系统代理"`
+				`echo "4).退出脚本"`
+EOF
+
+read -p "请选择要使用的功能：" num
+case $num in
+    1)
+        set_proxy
+    ;;
+    2)
+        check_proxy
+    ;;
+    3)
+        empty_proxy
+	;;
+	4)
+        exit
+    ;;
+esac
+
+}
+:<<!
+function check_ip() {
+    VALID_CHECK=$(echo $ip|awk -F. '$1<=255&&$2<=255&&$3<=255&&$4<=255{print "yes"}')   
+    if echo $ip|grep -E "^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$" >/dev/null; then   
+        if [ $VALID_CHECK == "yes" ]; then   
+         echo "ip $ip  available!"   
+            return 0   
+        else   
+            echo "ip $ip not available!"   
+            return 1   
+        fi   
+    else   
+        echo "ip format error! The setting will be wrong."   
+        return 1   
+    fi
+}
+while  true ;  do
+     read  -p  "Please enter IP: "  IP
+     check_ip $IP
+     [ $? - eq  0 ] &&  break
+done
+
+!
+
+:<<!
+function check_port() {
+  if [ "$port" -gt 0 ] 2>/dev/null ;then
+    echo "port $port is number."
+    else
+      echo "port format error! the setting will be wrong."
+  fi	
+}
+while  true ;  do
+     read  -p  "Please enter IP: "  IP
+     check_ip $IP
+     [ $? - eq  0 ] &&  break
+done
+
+!
+
+function set_proxy(){
+:<<!
+	read  -p  "Please enter IP: "  ip
+	check_ip $IP
+
+	read  -p  "Please enter port: "  port
+	check_ip $port
+!
+	echo "Please enter IP:PORT, example as 134.175.228.161:50000"
+	echo "IF the format is error as well as the setting will be wrong too."
+    read  -p  "Please enter IP:PORT: "  ip_port
+	sed -i '/http/d' /etc/profile
+#	sed -i '/unset -f pathmunge/a export http_proxy=http://$ip:$port' /etc/profile
+#	sed -i '/unset -f pathmunge/a export https_proxy=https://$ip:$port' /etc/profile
+#   sed -i '/unset -f pathmunge/a export https_proxy=https://$ip:$port' /etc/profile
+	# echo "export http_proxy=http://$ip:$port" >> /etc/profile
+	# echo "export https_proxy=https://$ip:$port" >> /etc/profile
+	echo "export http_proxy=http://$ip_port" >> /etc/profile
+	echo "export https_proxy=https://$ip_port" >> /etc/profile
+	check_proxy
+
+}
+
+
+function check_proxy(){
+	source /etc/profile
+	echo "...system proxy is below!...."
+	echo $http_proxy && echo $https_proxy
+	echo "...checking system proxy !..."
+	curl cip.cc
+	sleep 5
+	exit
+}
+
+
+function empty_proxy(){
+	sed -i '/http/d' /etc/profile
+	source /etc/profile
+	echo "...system proxy is empty!..."
+	echo $http_proxy && echo $https_proxy
+	
+}
+menu