处理MySQL命令行输入密码的安全提示

Author: jkklee

mysql_oltp_test.sh

@@ -40,7 +40,7 @@ sb_test() {
 
  #创建记录测试信息的表
  echo -e "\n---------------\n创建测测试结果表$m_db.$m_table\n---------------"
- mysql -u$m_user -p$m_passwd -P$m_port -h$m_host <<EOF
+ return=$(mysql -u$m_user -p$m_passwd -P$m_port -h$m_host <<EOF 2>&1
  CREATE TABLE IF NOT EXISTS $m_db.$m_table (
  scenario varchar(30) NOT NULL DEFAULT '' COMMENT '测试场景',
  server_name varchar(15) NOT NULL COMMENT '被测DB name',
@@ -55,8 +55,10 @@ sb_test() {
  95_pct_time decimal(12,2) NOT NULL DEFAULT '0.00' COMMENT '单位毫秒'
  ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 EOF
+)
  if [ $? -ne 0 ];then
- echo "create table $m_db.$m_table failed"
+ echo $return|sed 's/[Ww]arning:.*password on the command.*insecure\.//'
+ #echo "create table $m_db.$m_table failed"
  exit -1
  fi
 
@@ -75,22 +77,26 @@ EOF
  echo -e "\nSysbench error! For more information see $log"
  exit -1
  fi
- result=$(cat $log | egrep "read:|write:|read/write.*:|total:|total\ time:|approx\..*95.*:" | sed -r -e "s/[0-9]+ \(//g" -e "s/\ per sec\.\)//g" -e "s/m?s$//g"| awk '{printf("%s 
-",$NF)}' | sed "s/\ /,/g" | sed "s/,$//g")
+ result=$(cat $log | egrep "read:|write:|read/write.*:|total:|total\ time:|approx\..*95.*:" | sed -r -e "s/[0-9]+ \(//g" -e "s/\ per sec\.\)//g" -e "s/m?s$//g"| awk '{printf("%s ",$NF)}' | sed "s/\ /,/g" | sed "s/,$//g")
 
  #测试完成后立刻记录系统一分钟负载值，可近似认为测试过程中proxy的负载抽样
  load=$(ssh -p22 $4 "uptime|awk -F: '{print \$NF}'|awk -F, '{print \$1}'" 2>/dev/null)
- 
+ if [ -s $load ];then
+ load=0.00
+ fi
  #本次测试结果写入数据库
- mysql -u$m_user -p$m_passwd -P$m_port -h$m_host <<EOF
+ return=$(mysql -u$m_user -p$m_passwd -P$m_port -h$m_host <<EOF 2>&1
  INSERT INTO $m_db.$m_table (scenario,server_name,test_type,sb_threads,server_load,request_read,
  request_write,request_total,request_per_second,total_time,95_pct_time) 
  VALUES ('$2','$4','$3','$sb_threds','$load',$result);
 EOF
+)
 
  if [ $? -ne 0 ];then
  echo -e "\n----------$sb_threds线程测试，第$i次插入数据库时失败----------"
- echo "INSERT VALUES ('$2','$4','$3',$sb_threds,$load,$result)"
+ #错误输出中排除mysql安全提示
+ echo $return|sed 's/[Ww]arning:.*password on the command.*insecure\.//'
+ #echo "INSERT VALUES ('$2','$4','$3',$sb_threds,$load,$result)"
  exit -2
  fi
  sleep 60 #让库歇一会，也让一分钟负载能够恢复到测试前的值
@@ -101,7 +107,8 @@ EOF
 
 #结果分析函数
 sb_analyse() {
- mysql -u$m_user -p$m_passwd -h$m_host -P$m_port <<EOF 2>&1|grep -v 'password on the command line'
+ #2>&1|grep部分为避免安全提示,使用该技巧就无法获取SQL执行的返回码了
+ mysql -u$m_user -p$m_passwd -h$m_host -P$m_port <<EOF 2>&1|grep -v 'password on the command line'
  SELECT
  scenario, 
  server_name,