Update backup_mysql.sh

MsSQL自动备份 每天晚上23:55自动备份一次  2018-5-23 添加

Author: Tinywan

Nginx-Rtmp/backup_mysql.sh

@@ -1,30 +1,33 @@
 #!/bin/bash
 #######################################################
-# $Name:         mysql_backup.sh
+# $Name:         mysql_auto_backup.sh
 # $Version:      v1.0
 # $Function:     Backup MySQL Databases Script
 # $Author:       ShaoBo Wan (Tinywan)
 # $organization: https://github.com/Tinywan
-# $Create Date:  2017-06-29
-# $Description:  Mysql 自动备份脚本安全加锁机制
+# $Create Date:  2017-06-27
+# $Description:  定期备份MySQL数据库
+# $crontab:  55 23 * * *  bash $PATH/mysql_auto_backup.sh backup >/dev/null 2>&1
 #######################################################
-
+ 
 # Shell Env
-SHELL_NAME="mysql_backup.sh"
-SHELL_TIME=$(date "+%Y-%m-%d")
-SHELL_DIR="/home/www/database_back"
-SHELL_LOG="${SHELL_DIR}/${SHELL_NAME}-${SHELL_TIME}.log"
+SHELL_NAME="mysql_auto_backup.sh"
+SHELL_TIME=$(date '+%Y-%m-%d-%H:%M:%S')
+SHELL_DAY=$(date '+%Y-%m-%d')
+SHELL_DIR="/home/www/data-backup"
+SHELL_LOG="${SHELL_DIR}/logs/${SHELL_NAME}-${SHELL_DAY}.log"
 LOCK_FILE="/tmp/${SHELL_NAME}.lock"
 MYSQL_DUMP="/usr/bin/mysqldump"
-MYSQL_BACKUP_DB_NAME="tinywan_mysql"
+MYSQL_BACKUP_DB_NAME="resty"
 BACKUP_NAME=${MYSQL_BACKUP_DB_NAME}"-${SHELL_TIME}.sql"
-
+ 
 # Write Log
 loglevel=0 #debug:0; info:1; warn:2; error:3
 TIME=`date '+%Y-%m-%d %H:%M:%S'`
 shell_log(){
         local log_type=$1
         local LOG_CONTENT=$2
+        # 这里的写入日志时间修改掉，经过一段时间的测试${TIME} 每次都是一个固定的时间，所以在这里修改为每次写入是自动获取当前时间写入日志
         logformat="`date '+%Y-%m-%d %H:%M:%S'` \t[${log_type}]\t [${SHELL_NAME}] Function: ${FUNCNAME[@]}\t[line:`caller 0 | awk '{print$1}'`]\t [log_info: ${LOG_CONTENT}]"
         {
         case $log_type in
@@ -39,28 +42,28 @@ shell_log(){
         esac
         } | tee -a $SHELL_LOG
 }
-
-
+ 
+# Shell Usage shell_usage函数，用来告诉用户，这个脚本的使用方法
 shell_usage(){
     echo $"Usage: $0 {backup}"
 }
-
+ 
 shell_lock(){
     touch ${LOCK_FILE}
 }
-
+ 
 shell_unlock(){
     rm -f ${LOCK_FILE}
 }
-
+ 
 mysql_zip(){
     cd $SHELL_DIR
     /bin/bzip2 $BACKUP_NAME
-    find ./ -mindepth 1 -maxdepth 3 -type f -name '*.bz2' -mmin +43200 | xargs rm -rf #进行查找资料，多文件的查找的时候需要增加单引号
-    find ./ -mindepth 1 -maxdepth 3 -type f -name *.sql -mmin +1440 | xargs rm -rf
-    find ./ -mindepth 1 -maxdepth 3 -type f -name *.log -mmin +1440 | xargs rm -rf
+    find ./ -mindepth 1 -maxdepth 3 -type f -name '*.bz2' -mmin +43200 | xargs rm -rf
+    find ./ -mindepth 1 -maxdepth 3 -type f -name *.sql -mmin +10080 | xargs rm -rf
+    find ./ -mindepth 1 -maxdepth 3 -type f -name *.log -mmin +10080 | xargs rm -rf
 }
-
+ 
 # Backup MySQL weblive Database with mysqldump or innobackupex
 mysql_backup(){
     if [ -f "$LOCK_FILE" ];then
@@ -70,6 +73,7 @@ mysql_backup(){
     shell_log info "mysql backup start"
     shell_lock
     #sleep 10
+    #$qMYSQL_DUMP $MYSQL_BACKUP_DB_NAME > $SHELL_DIR/$BACKUP_NAME
     BACKUP_RES=$($MYSQL_DUMP $MYSQL_BACKUP_DB_NAME > $SHELL_DIR/$BACKUP_NAME && echo "success" || echo "fail")
     if [ "${BACKUP_RES}" == "fail" ];then
         shell_log error "MYSQL_BACKUP_DB error : ${BACKUP_RES}"
@@ -80,7 +84,7 @@ mysql_backup(){
     shell_log info "mysql backup stop"
     shell_unlock
 }
-
+ 
 # Main Function
 main(){
     case $1 in
@@ -90,6 +94,6 @@ main(){
         ;;
     esac
 }
-
+ 
 #Exec
-main $1
+main $1