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我寫了一個shell腳本來備份我們的Web服務器並使其工作。它導航到備份目錄，一個rsync，一個mysqldump，將它全部提交給git倉庫進行版本控制，並將其推送到我們的遠程git服務器。我已經瞭解到，編寫預定的UNIX腳本有很多缺陷，所以我想知道我是否錯過了任何東西或是爲自己設置了自己的災難。如何在整個過程中給我發電子郵件？錯誤處理Mac/UNIX Shell腳本來備份我們的Web服務器和MySQL數據庫
#!/bin/bash
#Exit on any error
set -e
LOGFILE=~/backups/web_backup-$(date +"%m.%d.%Y_%H.%M.%S").log
touch $LOGFILE
echo "Backup started for "$(date +"%m.%d.%Y_%H.%M.%S") | tee -a $LOGFILE
############################################################
###### BACKUP WEBSITE
############################################################
echo "Backing up Website..." 2>&1 | tee -a $LOGFILE
cd ~/backups/example.org
if [ "$?" != "0" ]; then
echo "Cannot change directory!" 1>&2
exit 1
fi
rsync -Pav --size-only --delete --filter='P .git' --filter='P example.com.sql' [email protected]:/path/to/example.org/ ~/backups/example.org/ 2>&1 | tee -a $LOGFILE
echo "Backing up Example.com DB..." 2>&1 | tee -a $LOGFILE
ssh [email protected] "mysqldump -u user -hlocalhost -ppassword dbname > example.com.sql
echo "Adding files to Git Repository..." 2>&1 | tee -a $LOGFILE
git add . 2>&1 | tee -a $LOGFILE| tee -a $LOGFILE
echo "Commiting files to Git Repository..." 2>&1 | tee -a $LOGFILE
git commit -m "Backup as of "$(date +"%m.%d.%Y_%H.%M.%S") 2>&1 | tee -a $LOGFILE
echo "Pusing Git Repo to Remote Location..." 2>&1 | tee -a $LOGFILE
git push origin master 2>&1 | tee -a $LOGFILE
echo "Finished backing up Website..." 2>&1 | tee -a $LOGFILE
echo "Backup Finished for "$(date +"%m.%d.%Y_%H.%M.%S")
exit