276 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			276 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * @build: make examples
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 * @server bin/httpd -s restart -d
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 * @client bin/curl -v http://127.0.0.1:8080/
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 * @usage: bin/wrk -c 1000 -d 10 -t 4 http://127.0.0.1:8080/
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 *
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 */
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#include "hv.h"
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#include "hmain.h"  // import parse_opt
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#include "hloop.h"
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#include "EventLoopThreadPool.h"
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#include "HttpMessage.h"
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#include "HttpParser.h"
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using namespace hv;
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static const char options[] = "hvc:d:t:";
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static const char detail_options[] = R"(
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  -h                Print help infomation
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  -v                Show verbose infomation
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  -c <connections>  Number of connections, default: 1000
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  -d <duration>     Duration of test, default: 10s
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  -t <threads>      Number of threads, default: 4
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)";
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static int connections = 1000;
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static int duration = 10;
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static int threads = 4;
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static bool verbose = false;
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static const char* url = NULL;
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static bool https = false;
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static char ip[64] = "127.0.0.1";
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static int  port = 80;
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static bool stop = false;
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static HttpRequestPtr   request;
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static std::string      request_msg;
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typedef struct connection_s {
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    hio_t*          io;
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    HttpParserPtr   parser;
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    HttpResponsePtr response;
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    uint64_t request_cnt;
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    uint64_t response_cnt;
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    uint64_t ok_cnt;
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    uint64_t readbytes;
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    connection_s()
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        : parser(HttpParser::New(HTTP_CLIENT, HTTP_V1))
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        , response(std::make_shared<HttpResponse>())
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        , request_cnt(0)
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        , response_cnt(0)
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        , ok_cnt(0)
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        , readbytes(0)
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    {
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        response->http_cb = [](HttpMessage* res, http_parser_state state, const char* data, size_t size) {
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            // wrk no need to save data to body
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        };
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    }
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    void SendRequest() {
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        hio_write(io, request_msg.data(), request_msg.size());
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        ++request_cnt;
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        parser->InitResponse(response.get());
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    }
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    bool RecvResponse(const char* data, int size) {
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        readbytes += size;
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        int nparse = parser->FeedRecvData(data, size);
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        if (nparse != size) {
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            fprintf(stderr, "http parse error!\n");
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            hio_close(io);
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            return false;
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        }
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        if (parser->IsComplete()) {
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            ++response_cnt;
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            if (response->status_code == HTTP_STATUS_OK) {
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                ++ok_cnt;
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            }
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            return true;
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        }
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        return false;
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    }
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} connection_t;
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static connection_t** conns = NULL;
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static std::atomic<int> connected_num(0);
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static std::atomic<int> disconnected_num(0);
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static void print_help() {
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    printf("Usage: wrk [%s] <url>\n", options);
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    printf("Options:\n%s\n", detail_options);
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}
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static void print_cmd() {
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    printf("Running %ds test @ %s\n", duration, url);
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    printf("%d threads and %d connections\n", threads, connections);
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}
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static void print_result() {
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    uint64_t total_request_cnt = 0;
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    uint64_t total_response_cnt = 0;
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    uint64_t total_ok_cnt = 0;
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    uint64_t total_readbytes = 0;
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    connection_t* conn = NULL;
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    for (int i = 0; i < connections; ++i) {
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        conn = conns[i];
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        total_request_cnt += conn->request_cnt;
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        total_response_cnt += conn->response_cnt;
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        total_ok_cnt += conn->ok_cnt;
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        total_readbytes += conn->readbytes;
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    }
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    printf("%llu requests, %llu OK, %lluMB read in %ds\n",
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            LLU(total_request_cnt),
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            LLU(total_ok_cnt),
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            LLU(total_readbytes >> 20),
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            duration);
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    printf("Requests/sec: %8llu\n", LLU(total_response_cnt / duration));
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    printf("Transfer/sec: %8lluMB\n", LLU((total_readbytes / duration) >> 20));
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}
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static void start_reconnect(hio_t* io);
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static void on_close(hio_t* io) {
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    if (++disconnected_num == connections) {
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        if (verbose) {
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            printf("all disconnected\n");
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        }
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    }
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    if (!stop) {
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        // NOTE: nginx keepalive_requests = 100
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        start_reconnect(io);
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    }
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}
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static void on_recv(hio_t* io, void* buf, int readbytes) {
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    connection_t* conn = (connection_t*)hevent_userdata(io);
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    if (conn->RecvResponse((const char*)buf, readbytes)) {
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        conn->SendRequest();
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    }
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}
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static void on_connect(hio_t* io) {
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    if (++connected_num == connections) {
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        if (verbose) {
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            printf("all connected\n");
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        }
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    }
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    connection_t* conn = (connection_t*)hevent_userdata(io);
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    conn->SendRequest();
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    hio_setcb_read(io, on_recv);
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    hio_read(io);
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}
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static void start_connect(hloop_t* loop, connection_t* conn) {
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    hio_t* io = hio_create_socket(loop, ip, port, HIO_TYPE_TCP, HIO_CLIENT_SIDE);
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    if (io == NULL) {
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        perror("socket");
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        exit(1);
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    }
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    conn->io = io;
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    hevent_set_userdata(io, conn);
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    if (https) {
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        hio_enable_ssl(io);
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    }
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    tcp_nodelay(hio_fd(io), 1);
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    hio_setcb_connect(io, on_connect);
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    hio_setcb_close(io, on_close);
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    hio_connect(io);
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}
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static void start_reconnect(hio_t* io) {
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    hloop_t* loop = hevent_loop(io);
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    connection_t* conn = (connection_t*)hevent_userdata(io);
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    start_connect(loop, conn);
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}
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int main(int argc, char** argv) {
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    // parse cmdline
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    main_ctx_init(argc, argv);
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    int ret = parse_opt(argc, argv, options);
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    if (ret != 0) {
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        print_help();
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        exit(ret);
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    }
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    if (get_arg("h") || g_main_ctx.arg_list_size != 1) {
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        print_help();
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        exit(0);
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    }
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    url = g_main_ctx.arg_list[0];
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    if (get_arg("v")) {
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        verbose = true;
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    }
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    const char* strConnections = get_arg("c");
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    const char* strDuration = get_arg("d");
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    const char* strThreads = get_arg("t");
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    if (strConnections) connections = atoi(strConnections);
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    if (strDuration)    duration = atoi(strDuration);
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    if (strThreads)     threads = atoi(strThreads);
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    print_cmd();
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    // ParseUrl
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    request = std::make_shared<HttpRequest>();
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    request->url = url;
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    request->ParseUrl();
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    https = request->scheme == "https";
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    const char* host = request->host.c_str();
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    port = request->port;
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    // ResolveAddr
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    if (is_ipaddr(host)) {
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        strcpy(ip, host);
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    } else {
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        sockaddr_u addr;
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        if (ResolveAddr(host, &addr) != 0) {
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            fprintf(stderr, "Could not resolve host: %s\n", host);
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            exit(1);
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        }
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        sockaddr_ip(&addr, ip, sizeof(ip));
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    }
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    // Test connect
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    printf("Connect to %s:%d ...\n", ip, port);
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    int connfd = ConnectTimeout(ip, port);
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    if (connfd < 0) {
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        fprintf(stderr, "Could not connect to %s:%d\n", ip, port);
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        exit(1);
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    } else {
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        closesocket(connfd);
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    }
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    // Dump request
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    request->headers["User-Agent"] = std::string("libhv/") + hv_version();
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    request->headers["Connection"] = "keep-alive";
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    request_msg = request->Dump(true, true);
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    printf("%s", request_msg.c_str());
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    // EventLoopThreadPool
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    EventLoopThreadPool loop_threads(threads);
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    loop_threads.start(true);
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    // connections
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    conns = (connection_t**)malloc(sizeof(connection_t*) * connections);
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    for (int i = 0; i < connections; ++i) {
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        conns[i] = new connection_t;
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        EventLoopPtr loop = loop_threads.nextLoop();
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        hloop_t* hloop = loop->loop();
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        loop->runInLoop(std::bind(start_connect, loop->loop(), conns[i]));
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    }
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    // stop after duration
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    loop_threads.loop()->setTimeout(duration * 1000, [&loop_threads](TimerID timerID){
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        stop = true;
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        loop_threads.stop(false);
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    });
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    // wait loop_threads exit
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    loop_threads.join();
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    print_result();
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    return 0;
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}
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