用Loadrunner脚本访问SIP平台的API

LR脚本访问SIP平台的API：

char sip_apiname[32] = "";
char sip_appkey[32]="";
char bemd[1024]="";
char sip_timestamp[24]="";
char sip_secret[16]="";
char signature[32]="";
char url[256]="";
char targetUrl[512]="";
char subUrl[256]="";
int i;
int id, scid;
char *vuser_group;

vuser_init()
{
	lr_whoami(&id, &vuser_group, &scid);
   
	srand(id*time());

	lr_load_dll("md5.dll");

	lr_save_string("http://10.2.226.41:8128/sip/rest","url");

	return 0;
}

Action()
{
	   sprintf(sip_apiname,"%s","perfIspCuiZheng");
	   sprintf(sip_appkey,"%s","cuizheng");
	   sprintf(sip_timestamp,"%ld",time());

 	   lr_save_string(sip_timestamp,"sip_timestamp");
	   lr_save_string(sip_appkey,"sip_appkey");
	   lr_save_string(sip_apiname,"sip_apiname");
	   lr_save_string(sip_secret,"sip_secret");
	   lr_save_string("sddddeee","sip_sessionid");

	   sprintf(bemd,"%ssip_apiname%ssip_appkey%ssip_sessionid%ssip_timestamp%s",sip_secret,sip_apiname,sip_appkey,lr_eval_string("{sip_sessionid}"),sip_timestamp);
	   sprintf(subUrl,"sip_apiname=%s&sip_appkey=%s&sip_sessionid=%s&sip_timestamp=%s",sip_apiname,sip_appkey,lr_eval_string("{sip_sessionid}"),sip_timestamp);

	   sprintf(signature,"%s", MDString(bemd,strlen(bemd)));
	   
	   for(i=0;signature[i]!=NULL;i++)
	   {
		   if(signature[i]<=122&&signature[i]>=97)    
			{
			   signature[i]=signature[i]-32;    
			}
	   }
	   
	  sprintf(targetUrl,"%s?%s&sip_sign=%s",lr_eval_string("{url}"),subUrl,signature);
	  lr_save_string(targetUrl,"targetUrl");

	  lr_start_transaction("login");
	  //web_reg_find("Text=access",LAST);

	  web_url("AccessSip",
			  "URL={targetUrl}",
			  LAST);

	  lr_end_transaction("login", LR_PASS);

	return 0;
}