################################################################### # Copyright (c) 2016 by TAOS Technologies, Inc. # All rights reserved. # # This file is proprietary and confidential to TAOS Technologies. # No part of this file may be reproduced, stored, transmitted, # disclosed or used in any form or by any means other than as # expressly provided by the written permission from Jianhui Tao # ################################################################### # -*- coding: utf-8 -*- import threading import taos import sys import json import time import random import requests import argparse import datetime import string from requests.auth import HTTPBasicAuth func_list=['avg','count','twa','sum','stddev','leastsquares','min', 'max','first','last','top','bottom','percentile','apercentile', 'last_row','diff','spread','distinct'] condition_list=[ "where _c0 > now -10d ", 'interval(10s)', 'limit 10', 'group by', 'order by', 'fill(null)' ] where_list = ['_c0>now-10d',' <50','like',' is null','in'] class ConcurrentInquiry: # def __init__(self,ts=1500000001000,host='127.0.0.1',user='root',password='taosdata',dbname='test', # stb_prefix='st',subtb_prefix='t',n_Therads=10,r_Therads=10,probabilities=0.05,loop=5, # stableNum = 2,subtableNum = 1000,insertRows = 100): def __init__(self,ts,host,user,password,dbname, stb_prefix,subtb_prefix,n_Therads,r_Therads,probabilities,loop, stableNum ,subtableNum ,insertRows ,mix_table, replay): self.n_numOfTherads = n_Therads self.r_numOfTherads = r_Therads self.ts=ts self.host = host self.user = user self.password = password self.dbname=dbname self.stb_prefix = stb_prefix self.subtb_prefix = subtb_prefix self.stb_list=[] self.subtb_list=[] self.stb_stru_list=[] self.subtb_stru_list=[] self.stb_tag_list=[] self.subtb_tag_list=[] self.probabilities = [1-probabilities,probabilities] self.ifjoin = [1,0] self.loop = loop self.stableNum = stableNum self.subtableNum = subtableNum self.insertRows = insertRows self.mix_table = mix_table self.max_ts = datetime.datetime.now() self.min_ts = datetime.datetime.now() - datetime.timedelta(days=5) self.replay = replay def SetThreadsNum(self,num): self.numOfTherads=num def ret_fcol(self,cl,sql): #返回结果的第一列 cl.execute(sql) fcol_list=[] for data in cl: fcol_list.append(data[0]) return fcol_list def r_stb_list(self,cl): #返回超级表列表 sql='show '+self.dbname+'.stables' self.stb_list=self.ret_fcol(cl,sql) def r_subtb_list(self,cl,stablename): #每个超级表返回2个子表 sql='select tbname from '+self.dbname+'.'+stablename+' limit 2;' self.subtb_list+=self.ret_fcol(cl,sql) def cal_struct(self,cl,tbname): #查看表结构 tb=[] tag=[] sql='describe '+self.dbname+'.'+tbname+';' cl.execute(sql) for data in cl: if data[3]: tag.append(data[0]) else: tb.append(data[0]) return tb,tag def r_stb_stru(self,cl): #获取所有超级表的表结构 for i in self.stb_list: tb,tag=self.cal_struct(cl,i) self.stb_stru_list.append(tb) self.stb_tag_list.append(tag) def r_subtb_stru(self,cl): #返回所有子表的表结构 for i in self.subtb_list: tb,tag=self.cal_struct(cl,i) self.subtb_stru_list.append(tb) self.subtb_tag_list.append(tag) def get_timespan(self,cl): #获取时间跨度(仅第一个超级表) sql = 'select first(_c0),last(_c0) from ' + self.dbname + '.' + self.stb_list[0] + ';' print(sql) cl.execute(sql) for data in cl: self.max_ts = data[1] self.min_ts = data[0] def get_full(self): #获取所有的表、表结构 host = self.host user = self.user password = self.password conn = taos.connect( host, user, password, ) cl = conn.cursor() self.r_stb_list(cl) for i in self.stb_list: self.r_subtb_list(cl,i) self.r_stb_stru(cl) self.r_subtb_stru(cl) self.get_timespan(cl) cl.close() conn.close() #query condition def con_where(self,tlist,col_list,tag_list): l=[] for i in range(random.randint(0,len(tlist))): c = random.choice(where_list) if c == '_c0>now-10d': rdate = self.min_ts + (self.max_ts - self.min_ts)/10 * random.randint(-11,11) conlist = ' _c0 ' + random.choice(['<','>','>=','<=','<>']) + "'" + str(rdate) + "'" if self.random_pick(): l.append(conlist) else: l.append(c) elif '<50' in c: conlist = ' ' + random.choice(tlist) + random.choice(['<','>','>=','<=','<>']) + str(random.randrange(-100,100)) l.append(conlist) elif 'is null' in c: conlist = ' ' + random.choice(tlist) + random.choice([' is null',' is not null']) l.append(conlist) elif 'in' in c: in_list = [] temp = [] for i in range(random.randint(0,100)): temp.append(random.randint(-10000,10000)) temp = (str(i) for i in temp) in_list.append(temp) temp1 = [] for i in range(random.randint(0,100)): temp1.append("'" + ''.join(random.sample(string.ascii_letters, random.randint(0,10))) + "'") in_list.append(temp1) in_list.append(['NULL','NULL']) conlist = ' ' + random.choice(tlist) + ' in (' + ','.join(random.choice(in_list)) + ')' l.append(conlist) else: s_all = string.ascii_letters conlist = ' ' + random.choice(tlist) + " like \'%" + random.choice(s_all) + "%\' " l.append(conlist) return 'where '+random.choice([' and ',' or ']).join(l) def con_interval(self,tlist,col_list,tag_list): interval = 'interval(' + str(random.randint(0,20)) + random.choice(['a','s','d','w','n','y']) + ')' return interval def con_limit(self,tlist,col_list,tag_list): rand1 = str(random.randint(0,1000)) rand2 = str(random.randint(0,1000)) return random.choice(['limit ' + rand1,'limit ' + rand1 + ' offset '+rand2, ' slimit ' + rand1,' slimit ' + rand1 + ' offset ' + rand2,'limit '+rand1 + ' slimit '+ rand2, 'limit '+ rand1 + ' offset' + rand2 + ' slimit '+ rand1 + ' soffset ' + rand2 ]) def con_fill(self,tlist,col_list,tag_list): return random.choice(['fill(null)','fill(prev)','fill(none)','fill(LINEAR)']) def con_group(self,tlist,col_list,tag_list): rand_tag = random.randint(0,5) rand_col = random.randint(0,1) if len(tag_list): return 'group by '+','.join(random.sample(col_list,rand_col) + random.sample(tag_list,rand_tag)) else: return 'group by '+','.join(random.sample(col_list,rand_col)) def con_order(self,tlist,col_list,tag_list): return 'order by '+random.choice(tlist) def con_state_window(self,tlist,col_list,tag_list): return 'state_window(' + random.choice(tlist + tag_list) + ')' def con_session_window(self,tlist,col_list,tag_list): session_window = 'session_window(' + random.choice(tlist + tag_list) + ',' + str(random.randint(0,20)) + random.choice(['a','s','d','w','n','y']) + ')' return session_window def gen_subquery_sql(self): subsql ,col_num = self.gen_query_sql(1) if col_num == 0: return 0 col_list=[] tag_list=[] for i in range(col_num): col_list.append("taosd%d"%i) tlist=col_list+['abc'] #增加不存在的域'abc',是否会引起新bug con_rand=random.randint(0,len(condition_list)) func_rand=random.randint(0,len(func_list)) col_rand=random.randint(0,len(col_list)) t_rand=random.randint(0,len(tlist)) sql='select ' #select random.shuffle(col_list) random.shuffle(func_list) sel_col_list=[] col_rand=random.randint(0,len(col_list)) loop = 0 for i,j in zip(col_list[0:col_rand],func_list): #决定每个被查询col的函数 alias = ' as '+ 'sub%d ' % loop loop += 1 pick_func = '' if j == 'leastsquares': pick_func=j+'('+i+',1,1)' elif j == 'top' or j == 'bottom' or j == 'percentile' or j == 'apercentile': pick_func=j+'('+i+',1)' else: pick_func=j+'('+i+')' if bool(random.getrandbits(1)) : pick_func+=alias sel_col_list.append(pick_func) if col_rand == 0: sql = sql + '*' else: sql=sql+','.join(sel_col_list) #select col & func sql = sql + ' from ('+ subsql +') ' con_func=[self.con_where,self.con_interval,self.con_limit,self.con_group,self.con_order,self.con_fill,self.con_state_window,self.con_session_window] sel_con=random.sample(con_func,random.randint(0,len(con_func))) sel_con_list=[] for i in sel_con: sel_con_list.append(i(tlist,col_list,tag_list)) #获取对应的条件函数 sql+=' '.join(sel_con_list) # condition #print(sql) return sql def gen_query_sql(self,subquery=0): #生成查询语句 tbi=random.randint(0,len(self.subtb_list)+len(self.stb_list)) #随机决定查询哪张表 tbname='' col_list=[] tag_list=[] is_stb=0 if tbi>len(self.stb_list) : tbi=tbi-len(self.stb_list) tbname=self.subtb_list[tbi-1] col_list=self.subtb_stru_list[tbi-1] tag_list=self.subtb_tag_list[tbi-1] else: tbname=self.stb_list[tbi-1] col_list=self.stb_stru_list[tbi-1] tag_list=self.stb_tag_list[tbi-1] is_stb=1 tlist=col_list+tag_list+['abc'] #增加不存在的域'abc',是否会引起新bug con_rand=random.randint(0,len(condition_list)) func_rand=random.randint(0,len(func_list)) col_rand=random.randint(0,len(col_list)) tag_rand=random.randint(0,len(tag_list)) t_rand=random.randint(0,len(tlist)) sql='select ' #select random.shuffle(col_list) random.shuffle(func_list) sel_col_list=[] col_rand=random.randint(0,len(col_list)) loop = 0 for i,j in zip(col_list[0:col_rand],func_list): #决定每个被查询col的函数 alias = ' as '+ 'taos%d ' % loop loop += 1 pick_func = '' if j == 'leastsquares': pick_func=j+'('+i+',1,1)' elif j == 'top' or j == 'bottom' or j == 'percentile' or j == 'apercentile': pick_func=j+'('+i+',1)' else: pick_func=j+'('+i+')' if bool(random.getrandbits(1)) | subquery : pick_func+=alias sel_col_list.append(pick_func) if col_rand == 0 & subquery : sql = sql + '*' else: sql=sql+','.join(sel_col_list) #select col & func if self.mix_table == 0: sql = sql + ' from '+random.choice(self.stb_list+self.subtb_list)+' ' elif self.mix_table == 1: sql = sql + ' from '+random.choice(self.subtb_list)+' ' else: sql = sql + ' from '+random.choice(self.stb_list)+' ' con_func=[self.con_where,self.con_interval,self.con_limit,self.con_group,self.con_order,self.con_fill,self.con_state_window,self.con_session_window] sel_con=random.sample(con_func,random.randint(0,len(con_func))) sel_con_list=[] for i in sel_con: sel_con_list.append(i(tlist,col_list,tag_list)) #获取对应的条件函数 sql+=' '.join(sel_con_list) # condition #print(sql) return (sql,loop) def gen_query_join(self): #生成join查询语句 tbname = [] col_list = [] tag_list = [] col_intersection = [] tag_intersection = [] subtable = None if self.mix_table == 0: if bool(random.getrandbits(1)): subtable = True tbname = random.sample(self.subtb_list,2) for i in tbname: col_list.append(self.subtb_stru_list[self.subtb_list.index(i)]) tag_list.append(self.subtb_stru_list[self.subtb_list.index(i)]) col_intersection = list(set(col_list[0]).intersection(set(col_list[1]))) tag_intersection = list(set(tag_list[0]).intersection(set(tag_list[1]))) else: tbname = random.sample(self.stb_list,2) for i in tbname: col_list.append(self.stb_stru_list[self.stb_list.index(i)]) tag_list.append(self.stb_stru_list[self.stb_list.index(i)]) col_intersection = list(set(col_list[0]).intersection(set(col_list[1]))) tag_intersection = list(set(tag_list[0]).intersection(set(tag_list[1]))) elif self.mix_table == 1: subtable = True tbname = random.sample(self.subtb_list,2) for i in tbname: col_list.append(self.subtb_stru_list[self.subtb_list.index(i)]) tag_list.append(self.subtb_stru_list[self.subtb_list.index(i)]) col_intersection = list(set(col_list[0]).intersection(set(col_list[1]))) tag_intersection = list(set(tag_list[0]).intersection(set(tag_list[1]))) else: tbname = random.sample(self.stb_list,2) for i in tbname: col_list.append(self.stb_stru_list[self.stb_list.index(i)]) tag_list.append(self.stb_stru_list[self.stb_list.index(i)]) col_intersection = list(set(col_list[0]).intersection(set(col_list[1]))) tag_intersection = list(set(tag_list[0]).intersection(set(tag_list[1]))) con_rand=random.randint(0,len(condition_list)) col_rand=random.randint(0,len(col_list)) tag_rand=random.randint(0,len(tag_list)) sql='select ' #select sel_col_tag=[] col_rand=random.randint(0,len(col_list)) if bool(random.getrandbits(1)): sql += '*' else: sel_col_tag.append('t1.' + str(random.choice(col_list[0] + tag_list[0]))) sel_col_tag.append('t2.' + str(random.choice(col_list[1] + tag_list[1]))) sel_col_list = [] random.shuffle(func_list) if self.random_pick(): loop = 0 for i,j in zip(sel_col_tag,func_list): #决定每个被查询col的函数 alias = ' as '+ 'taos%d ' % loop loop += 1 pick_func = '' if j == 'leastsquares': pick_func=j+'('+i+',1,1)' elif j == 'top' or j == 'bottom' or j == 'percentile' or j == 'apercentile': pick_func=j+'('+i+',1)' else: pick_func=j+'('+i+')' if bool(random.getrandbits(1)): pick_func+=alias sel_col_list.append(pick_func) sql += ','.join(sel_col_list) else: sql += ','.join(sel_col_tag) sql = sql + ' from '+ str(tbname[0]) +' t1,' + str(tbname[1]) + ' t2 ' #select col & func join_section = None temp = None if subtable: temp = random.choices(col_intersection) join_section = temp.pop() sql += 'where t1._c0 = t2._c0 and ' + 't1.' + str(join_section) + '=t2.' + str(join_section) else: temp = random.choices(col_intersection+tag_intersection) join_section = temp.pop() sql += 'where t1._c0 = t2._c0 and ' + 't1.' + str(join_section) + '=t2.' + str(join_section) return sql def random_pick(self): x = random.uniform(0,1) cumulative_probability = 0.0 for item, item_probability in zip(self.ifjoin, self.probabilities): cumulative_probability += item_probability if x < cumulative_probability:break return item def gen_data(self): stableNum = self.stableNum subtableNum = self.subtableNum insertRows = self.insertRows t0 = self.ts host = self.host user = self.user password = self.password conn = taos.connect( host, user, password, ) cl = conn.cursor() cl.execute("drop database if exists %s;" %self.dbname) cl.execute("create database if not exists %s;" %self.dbname) cl.execute("use %s" % self.dbname) for k in range(stableNum): sql="create table %s (ts timestamp, c1 int, c2 float, c3 bigint, c4 smallint, c5 tinyint, c6 double, c7 bool,c8 binary(20),c9 nchar(20),c11 int unsigned,c12 smallint unsigned,c13 tinyint unsigned,c14 bigint unsigned) \ tags(t1 int, t2 float, t3 bigint, t4 smallint, t5 tinyint, t6 double, t7 bool,t8 binary(20),t9 nchar(20), t11 int unsigned , t12 smallint unsigned , t13 tinyint unsigned , t14 bigint unsigned)" % (self.stb_prefix+str(k)) cl.execute(sql) for j in range(subtableNum): if j % 100 == 0: sql = "create table %s using %s tags(NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)" % \ (self.subtb_prefix+str(k)+'_'+str(j),self.stb_prefix+str(k)) else: sql = "create table %s using %s tags(%d,%d,%d,%d,%d,%d,%d,'%s','%s',%d,%d,%d,%d)" % \ (self.subtb_prefix+str(k)+'_'+str(j),self.stb_prefix+str(k),j,j/2.0,j%41,j%51,j%53,j*1.0,j%2,'taos'+str(j),'涛思'+str(j), j%43, j%23 , j%17 , j%3167) print(sql) cl.execute(sql) for i in range(insertRows): if i % 100 == 0 : ret = cl.execute( "insert into %s values (%d , NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL)" % (self.subtb_prefix+str(k)+'_'+str(j), t0+i)) else: ret = cl.execute( "insert into %s values (%d , %d,%d,%d,%d,%d,%d,%d,'%s','%s',%d,%d,%d,%d)" % (self.subtb_prefix+str(k)+'_'+str(j), t0+i, i%100, i/2.0, i%41, i%51, i%53, i*1.0, i%2,'taos'+str(i),'涛思'+str(i), i%43, i%23 , i%17 , i%3167)) cl.close() conn.close() def rest_query(self,sql): #rest 接口 host = self.host user = self.user password = self.password port =6041 url = "http://{}:{}/rest/sql".format(host, port ) try: r = requests.post(url, data = 'use %s' % self.dbname, auth = HTTPBasicAuth('root', 'taosdata')) r = requests.post(url, data = sql, auth = HTTPBasicAuth('root', 'taosdata')) except: print("REST API Failure (TODO: more info here)") raise rj = r.json() if ('status' not in rj): raise RuntimeError("No status in REST response") if rj['status'] == 'error': # clearly reported error if ('code' not in rj): # error without code raise RuntimeError("REST error return without code") errno = rj['code'] # May need to massage this in the future # print("Raising programming error with REST return: {}".format(rj)) raise taos.error.ProgrammingError( rj['desc'], errno) # todo: check existance of 'desc' if rj['status'] != 'succ': # better be this raise RuntimeError( "Unexpected REST return status: {}".format( rj['status'])) nRows = rj['rows'] if ('rows' in rj) else 0 return nRows def query_thread_n(self,threadID): #使用原生python接口查询 host = self.host user = self.user password = self.password conn = taos.connect( host, user, password, ) cl = conn.cursor() cl.execute("use %s;" % self.dbname) fo = open('bak_sql_n_%d'%threadID,'w+') print("Thread %d: starting" % threadID) loop = self.loop while loop: try: if self.random_pick(): if self.random_pick(): sql,temp=self.gen_query_sql() else: sql = self.gen_subquery_sql() else: sql = self.gen_query_join() print("sql is ",sql) fo.write(sql+'\n') start = time.time() cl.execute(sql) cl.fetchall() end = time.time() print("time cost :",end-start) except Exception as e: print('-'*40) print( "Failure thread%d, sql: %s \nexception: %s" % (threadID, str(sql),str(e))) err_uec='Unable to establish connection' if err_uec in str(e) and loop >0: exit(-1) loop -= 1 if loop == 0: break fo.close() cl.close() conn.close() print("Thread %d: finishing" % threadID) def query_thread_nr(self,threadID): #使用原生python接口进行重放 host = self.host user = self.user password = self.password conn = taos.connect( host, user, password, ) cl = conn.cursor() cl.execute("use %s;" % self.dbname) replay_sql = [] with open('bak_sql_n_%d'%threadID,'r') as f: replay_sql = f.readlines() print("Replay Thread %d: starting" % threadID) for sql in replay_sql: try: print("sql is ",sql) start = time.time() cl.execute(sql) cl.fetchall() end = time.time() print("time cost :",end-start) except Exception as e: print('-'*40) print( "Failure thread%d, sql: %s \nexception: %s" % (threadID, str(sql),str(e))) err_uec='Unable to establish connection' if err_uec in str(e) and loop >0: exit(-1) cl.close() conn.close() print("Replay Thread %d: finishing" % threadID) def query_thread_r(self,threadID): #使用rest接口查询 print("Thread %d: starting" % threadID) fo = open('bak_sql_r_%d'%threadID,'w+') loop = self.loop while loop: try: if self.random_pick(): if self.random_pick(): sql,temp=self.gen_query_sql() else: sql = self.gen_subquery_sql() else: sql = self.gen_query_join() print("sql is ",sql) fo.write(sql+'\n') start = time.time() self.rest_query(sql) end = time.time() print("time cost :",end-start) except Exception as e: print('-'*40) print( "Failure thread%d, sql: %s \nexception: %s" % (threadID, str(sql),str(e))) err_uec='Unable to establish connection' if err_uec in str(e) and loop >0: exit(-1) loop -= 1 if loop == 0: break fo.close() print("Thread %d: finishing" % threadID) def query_thread_rr(self,threadID): #使用rest接口重放 print("Replay Thread %d: starting" % threadID) replay_sql = [] with open('bak_sql_r_%d'%threadID,'r') as f: replay_sql = f.readlines() for sql in replay_sql: try: print("sql is ",sql) start = time.time() self.rest_query(sql) end = time.time() print("time cost :",end-start) except Exception as e: print('-'*40) print( "Failure thread%d, sql: %s \nexception: %s" % (threadID, str(sql),str(e))) err_uec='Unable to establish connection' if err_uec in str(e) and loop >0: exit(-1) print("Replay Thread %d: finishing" % threadID) def run(self): print(self.n_numOfTherads,self.r_numOfTherads) threads = [] if self.replay: #whether replay for i in range(self.n_numOfTherads): thread = threading.Thread(target=self.query_thread_nr, args=(i,)) threads.append(thread) thread.start() for i in range(self.r_numOfTherads): thread = threading.Thread(target=self.query_thread_rr, args=(i,)) threads.append(thread) thread.start() else: for i in range(self.n_numOfTherads): thread = threading.Thread(target=self.query_thread_n, args=(i,)) threads.append(thread) thread.start() for i in range(self.r_numOfTherads): thread = threading.Thread(target=self.query_thread_r, args=(i,)) threads.append(thread) thread.start() parser = argparse.ArgumentParser() parser.add_argument( '-H', '--host-name', action='store', default='127.0.0.1', type=str, help='host name to be connected (default: 127.0.0.1)') parser.add_argument( '-S', '--ts', action='store', default=1500000000000, type=int, help='insert data from timestamp (default: 1500000000000)') parser.add_argument( '-d', '--db-name', action='store', default='test', type=str, help='Database name to be created (default: test)') parser.add_argument( '-t', '--number-of-native-threads', action='store', default=10, type=int, help='Number of native threads (default: 10)') parser.add_argument( '-T', '--number-of-rest-threads', action='store', default=10, type=int, help='Number of rest threads (default: 10)') parser.add_argument( '-r', '--number-of-records', action='store', default=100, type=int, help='Number of record to be created for each table (default: 100)') parser.add_argument( '-c', '--create-table', action='store', default='0', type=int, help='whether gen data (default: 0)') parser.add_argument( '-p', '--subtb-name-prefix', action='store', default='t', type=str, help='subtable-name-prefix (default: t)') parser.add_argument( '-P', '--stb-name-prefix', action='store', default='st', type=str, help='stable-name-prefix (default: st)') parser.add_argument( '-b', '--probabilities', action='store', default='0.05', type=float, help='probabilities of join (default: 0.05)') parser.add_argument( '-l', '--loop-per-thread', action='store', default='100', type=int, help='loop per thread (default: 100)') parser.add_argument( '-u', '--user', action='store', default='root', type=str, help='user name') parser.add_argument( '-w', '--password', action='store', default='root', type=str, help='user name') parser.add_argument( '-n', '--number-of-tables', action='store', default=1000, type=int, help='Number of subtales per stable (default: 1000)') parser.add_argument( '-N', '--number-of-stables', action='store', default=2, type=int, help='Number of stables (default: 2)') parser.add_argument( '-m', '--mix-stable-subtable', action='store', default=0, type=int, help='0:stable & substable ,1:subtable ,2:stable (default: 0)') parser.add_argument( '-R', '--replay', action='store', default=0, type=int, help='0:not replay ,1:replay (default: 0)') args = parser.parse_args() q = ConcurrentInquiry( args.ts,args.host_name,args.user,args.password,args.db_name, args.stb_name_prefix,args.subtb_name_prefix,args.number_of_native_threads,args.number_of_rest_threads, args.probabilities,args.loop_per_thread,args.number_of_stables,args.number_of_tables ,args.number_of_records, args.mix_stable_subtable, args.replay ) if args.create_table: q.gen_data() q.get_full() #q.gen_query_sql() q.run()