add bench

packages/tls/bench.sh

+if [ $# = 0 ];then
+    echo "arg1: len of field, arg2 num in pipe, arg3 num of pipe"
+    exit
+fi
+
+function inittable {
+    mysql -uroot -pletmein -h127.0.0.1 -P3399 -e "drop database if exists tpcc1000"
+    mysql -uroot -pletmein -h127.0.0.1 -P3399 -e "create database tpcc1000"
+    mysql -uroot -pletmein -h127.0.0.1 -P3399 -e "use tpcc1000; drop table if exists student"
+    len=$[$1+16]
+    #not supported
+    #mysql -uroot -pletmein -h127.0.0.1 -P3399 -e "create table if not exists tpcc1000.student(name varchar(${len}))"
+    mysql -uroot -pletmein -h127.0.0.1 -P3399 -e "use tpcc1000; create table if not exists student(name varchar(${len}))"
+    echo "create table if not exists tpcc1000.student(name varchar(${len}))"
+}
+
+
+#generate load.sql
+
+head='INSERT INTO student VALUES '
+
+cur=""
+
+function getField {
+    num=$1
+    for((i=0;i<$num;i++))do 
+        cur=${cur}a
+    done
+    cur=\'$cur\'
+}
+getField $1
+multi=""
+function getMultipleFields {
+    num=$1
+    multi=\($cur\)
+    for((i=1;i<$num;i++))do
+        multi=${multi}\,\($cur\)
+    done
+}
+getMultipleFields $2
+
+rm -rf load.sql
+
+for((i=0;i<$3;i++))do
+    echo $head$multi\; >> load.sql
+done
+
+
+inittable $1
+mysql -uroot -pletmein -h127.0.0.1 -P3399 tpcc1000 < load.sql
+mysqldump --skip-extended-insert -uroot -pletmein -h127.0.0.1 --hex-blob --compact tpcc1000 > back.sql
+
+