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-rw-r--r--test/sockperf.c256
1 files changed, 256 insertions, 0 deletions
diff --git a/test/sockperf.c b/test/sockperf.c
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+++ b/test/sockperf.c
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+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/* sockperf.c
+ * This simple network client tries to connect to an echo daemon (echod)
+ * listening on a port it supplies, then time how long it takes to
+ * reply with packets of varying sizes.
+ * It prints results once completed.
+ *
+ * To run,
+ *
+ * ./echod &
+ * ./sockperf
+ */
+
+#include <stdio.h>
+#include <stdlib.h> /* for atexit() */
+
+#include "apr.h"
+#include "apr_network_io.h"
+#include "apr_strings.h"
+
+#define MAX_ITERS 10
+#define TEST_SIZE 1024
+
+struct testSet {
+ char c;
+ apr_size_t size;
+ int iters;
+} testRuns[] = {
+ { 'a', 1, 3 },
+ { 'b', 4, 3 },
+ { 'c', 16, 5 },
+ { 'd', 64, 5 },
+ { 'e', 256, 10 },
+};
+
+struct testResult {
+ int size;
+ int iters;
+ apr_time_t msecs[MAX_ITERS];
+ apr_time_t avg;
+};
+
+static apr_int16_t testPort = 4747;
+static apr_sockaddr_t *sockAddr = NULL;
+
+static void reportError(const char *msg, apr_status_t rv,
+ apr_pool_t *pool)
+{
+ fprintf(stderr, "%s\n", msg);
+ if (rv != APR_SUCCESS)
+ fprintf(stderr, "Error: %d\n'%s'\n", rv,
+ apr_psprintf(pool, "%pm", &rv));
+
+}
+
+static void closeConnection(apr_socket_t *sock)
+{
+ apr_size_t len = 0;
+ apr_socket_send(sock, NULL, &len);
+}
+
+static apr_status_t sendRecvBuffer(apr_time_t *t, const char *buf,
+ apr_size_t size, apr_pool_t *pool)
+{
+ apr_socket_t *sock;
+ apr_status_t rv;
+ apr_size_t len = size, thistime = size;
+ char *recvBuf;
+ apr_time_t testStart = apr_time_now(), testEnd;
+ int i;
+
+ if (! sockAddr) {
+ rv = apr_sockaddr_info_get(&sockAddr, "127.0.0.1", APR_UNSPEC,
+ testPort, 0, pool);
+ if (rv != APR_SUCCESS) {
+ reportError("Unable to get socket info", rv, pool);
+ return rv;
+ }
+
+ /* make sure we can connect to daemon before we try tests */
+
+ rv = apr_socket_create(&sock, APR_INET, SOCK_STREAM, APR_PROTO_TCP,
+ pool);
+ if (rv != APR_SUCCESS) {
+ reportError("Unable to create IPv4 stream socket", rv, pool);
+ return rv;
+ }
+
+ rv = apr_socket_connect(sock, sockAddr);
+ if (rv != APR_SUCCESS) {
+ reportError("Unable to connect to echod!", rv, pool);
+ apr_socket_close(sock);
+ return rv;
+ }
+ apr_socket_close(sock);
+
+ }
+
+ recvBuf = apr_palloc(pool, size);
+ if (! recvBuf) {
+ reportError("Unable to allocate buffer", ENOMEM, pool);
+ return ENOMEM;
+ }
+
+ *t = 0;
+
+ /* START! */
+ testStart = apr_time_now();
+ rv = apr_socket_create(&sock, APR_INET, SOCK_STREAM, APR_PROTO_TCP,
+ pool);
+ if (rv != APR_SUCCESS) {
+ reportError("Unable to create IPv4 stream socket", rv, pool);
+ return rv;
+ }
+
+ rv = apr_socket_connect(sock, sockAddr);
+ if (rv != APR_SUCCESS) {
+ reportError("Unable to connect to echod!", rv, pool);
+ apr_socket_close(sock);
+ return rv;
+ }
+
+ for (i = 0; i < 3; i++) {
+
+ len = size;
+ thistime = size;
+
+ rv = apr_socket_send(sock, buf, &len);
+ if (rv != APR_SUCCESS || len != size) {
+ reportError(apr_psprintf(pool,
+ "Unable to send data correctly (iteration %d of 3)",
+ i) , rv, pool);
+ closeConnection(sock);
+ apr_socket_close(sock);
+ return rv;
+ }
+
+ do {
+ len = thistime;
+ rv = apr_socket_recv(sock, &recvBuf[size - thistime], &len);
+ if (rv != APR_SUCCESS) {
+ reportError("Error receiving from socket", rv, pool);
+ break;
+ }
+ thistime -= len;
+ } while (thistime);
+ }
+
+ closeConnection(sock);
+ apr_socket_close(sock);
+ testEnd = apr_time_now();
+ /* STOP! */
+
+ if (thistime) {
+ reportError("Received less than we sent :-(", rv, pool);
+ return rv;
+ }
+ if (strncmp(recvBuf, buf, size) != 0) {
+ reportError("Received corrupt data :-(", 0, pool);
+ printf("We sent:\n%s\nWe received:\n%s\n", buf, recvBuf);
+ return EINVAL;
+ }
+ *t = testEnd - testStart;
+ return APR_SUCCESS;
+}
+
+static apr_status_t runTest(struct testSet *ts, struct testResult *res,
+ apr_pool_t *pool)
+{
+ char *buffer;
+ apr_status_t rv = APR_SUCCESS;
+ int i;
+ apr_size_t sz = ts->size * TEST_SIZE;
+
+ buffer = apr_palloc(pool, sz);
+ if (!buffer) {
+ reportError("Unable to allocate buffer", ENOMEM, pool);
+ return ENOMEM;
+ }
+ memset(buffer, ts->c, sz);
+
+ res->iters = ts->iters > MAX_ITERS ? MAX_ITERS : ts->iters;
+
+ for (i = 0; i < res->iters; i++) {
+ apr_time_t iterTime;
+ rv = sendRecvBuffer(&iterTime, buffer, sz, pool);
+ if (rv != APR_SUCCESS) {
+ res->iters = i;
+ break;
+ }
+ res->msecs[i] = iterTime;
+ }
+
+ return rv;
+}
+
+int main(int argc, char **argv)
+{
+ apr_pool_t *pool;
+ apr_status_t rv;
+ int i;
+ int nTests = sizeof(testRuns) / sizeof(testRuns[0]);
+ struct testResult *results;
+
+ printf("APR Test Application: sockperf\n");
+
+ apr_initialize();
+ atexit(apr_terminate);
+
+ apr_pool_create(&pool, NULL);
+
+ results = (struct testResult *)apr_pcalloc(pool,
+ sizeof(*results) * nTests);
+
+ for (i = 0; i < nTests; i++) {
+ printf("Test -> %c\n", testRuns[i].c);
+ results[i].size = testRuns[i].size * (apr_size_t)TEST_SIZE;
+ rv = runTest(&testRuns[i], &results[i], pool);
+ if (rv != APR_SUCCESS) {
+ /* error already reported */
+ exit(1);
+ }
+ }
+
+ printf("Tests Complete!\n");
+ for (i = 0; i < nTests; i++) {
+ int j;
+ apr_time_t totTime = 0;
+ printf("%10d byte block:\n", results[i].size);
+ printf("\t%2d iterations : ", results[i].iters);
+ for (j = 0; j < results[i].iters; j++) {
+ printf("%6" APR_TIME_T_FMT, results[i].msecs[j]);
+ totTime += results[i].msecs[j];
+ }
+ printf("<\n");
+ printf("\t Average: %6" APR_TIME_T_FMT "\n",
+ totTime / results[i].iters);
+ }
+
+ return 0;
+}
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