git-자동화 스크립트

cat /usr/local/src/git.sh
#!/bin/bash
#author:xiaozhagn
mail_user="[email protected]"
WORK_DIR=/learngit/
REPLOY="zrh"
SRC_DIR=/data  #   
IP=172.25.0.31
[email protected]:xiaozhagn/zrh.git
send_mail () {
   echo "$1" | mail -s "Gits current version" $mail_user
}
git_pull(){
    if [ ! -d $WORK_DIR ];then
        mkdir $WORK_DIR
    fi
}
git_add_tag(){
   git_pull
   tag_num=$(($(git tag | wc -l)+1))
   tag_deploy="v$tag_num.0"
   git tag -a $tag_deploy -m "$tag_deploy"
   git push -f
   git push --tag
}
git_deploy(){
   rsync -vzrtopg --progress $WORK_DIR/$REPLOY/* $IP:$SRC_DIR
   cd $WORK_DIR/$REPLOY
   tag_status=$(git tag | tail -n 1)
   echo "$tag_status" 
   send_mail $tag_status
   ssh 172.25.0.31 ln -s $SRC_DIR /web/
}
git_reset(){
    PS3="Select a number: "
    cd $WORK_DIR/$REPLOY
    while true ; do
    read -p "Does  reset your version yes/no": input
        if [ $input == yes ]; then
           select rollback in  "quick rollback" "rollback you need version"; do
                case $rollback in
                   "quick rollback")
                      git   reset --hard HEAD^
                      git   push -f
                      tag1_status=$(git tag | tail -n 1)
                      send_mail  $tag1_status
                      echo  $tag1_status
                   
  quit
                      ;;
                   "rollback you need version" )
                      list_version=$(git tag)
                      select  version  in $list_version ; do
                      gti reset --hart $version
                      git push -f
                      tag2_status=$(git tag | tail -n 1)
                      send_mail  $tag2_status
                      echo  $tag2_status
                      break
                      done ;;
                  esac
           done
 else
               if [ $input == no ]; then
                exit
               fi
               if [ $input == * ] ; then
               echo "Please  yes or on"
               fi
        fi
done
}
line(){
 echo "Please echo \"main\""  
 echo "If you check your script file please input \"git_add_tag/git_deploy/git_reset again\" " 
 }
line
main(){
   git_add_tag
   git_deploy
   git_reset
}
$1