Some old stuff

bash/automail/mailip

@@ -0,0 +1,61 @@
+#!/bin/bash
+PREVIP=$(cat /opt/utils/StoredIP)
+MAILFILE="Tempfile2"
+TRYCOUNT=10
+while [ TRUE ]; do
+
+  if [ $TRYCOUNT -le 0 ]; then
+    echo Error occured.
+    exit 1
+  fi
+
+  CURRENTIP=$(curl --silent http://checkip.dyndns.org/|grep -Eo '([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])(\.([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])){3}')
+  STATUS=$?
+  sleep 5
+  if [ ! $STATUS ]; then
+    let TRYCOUNT-=1
+  elif [ ! "$CURRENTIP" ]; then
+    let TRYCOUNT-=1
+  else
+    break
+  fi
+
+done
+
+if [ "$PREVIP" = "$CURRENTIP" ]
+then
+  exit 0
+fi
+
+touch $MAILFILE
+exec 6>&1
+exec > $MAILFILE
+
+
+
+echo This is an auto generated mail to notify the server IP had updated:
+echo 這是一封自動發送的電郵，以通知服務器地址經已更新：
+echo 
+echo Server Address:
+echo 服務器地址：
+echo $CURRENTIP
+echo 
+echo 
+echo Pleas do not reply to this email.
+echo 請勿回覆。
+echo If you have any questions, please feel free to contact tgckpg@gmail.com
+echo 如有任何疑問，請電郵至tgckpg@gmail.com
+echo 
+echo Regards,
+echo 祝　安康
+echo Penguin 鵬兄
+echo 
+echo 
+
+echo $CURRENTIP > /opt/utils/StoredIP
+
+while read line
+do mutt -s "通知Notice: 服務器地址已變更New address for server." -- $line < $MAILFILE
+done < /opt/utils/mailList
+rm $MAILFILE
+