Add a simple echod and a sockperf test that allows us to get some (very) basic

timings for sockets. The only aim of these is to allow us to compare the
performance of apr's network code if/when we start changing it.



git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@416904 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 135 insertions, 0 deletions

diff --git a/test/echod.c b/test/echod.c
new file mode 100644
index 000000000..280f15dde
--- /dev/null
+++ b/test/echod.c
@@ -0,0 +1,135 @@
+/* Copyright 2006 The Apache Software Foundation or its licensors, as
+ * applicable.
+ *
+ * Licensed 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.
+ */
+
+/* Simple echo daemon, designed to be used for network throughput
+ * benchmarks. The aim is to allow us to monitor changes in performance
+ * of APR networking code, nothing more.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>  /* for atexit() */
+
+#include "apr.h"
+#include "apr_network_io.h"
+#include "apr_strings.h"
+
+#define BUF_SIZE 4096
+
+static void reportError(const char *msg, apr_status_t rv, 
+                        apr_pool_t *pool)
+{
+    fprintf(stderr, "%s\nError: %d\n'%s'\n", msg, rv,
+            apr_psprintf(pool, "%pm", &rv));
+}
+
+static apr_status_t talkTalk(apr_socket_t *socket, apr_pool_t *parent)
+{
+    apr_pool_t *pool;
+    apr_size_t len;
+    char *buf;
+    apr_status_t rv;
+
+    if (apr_pool_create(&pool, parent) != APR_SUCCESS)
+        return APR_ENOPOOL;
+
+
+    buf = apr_palloc(pool, BUF_SIZE);
+    if (!buf)
+        return ENOMEM;
+
+    do {
+        len = BUF_SIZE;
+        rv = apr_socket_recv(socket, buf, &len);
+        if (APR_STATUS_IS_EOF(rv) || len == 0 || rv != APR_SUCCESS)
+            break;
+        rv = apr_socket_send(socket, buf, &len);
+        if (len == 0 || rv != APR_SUCCESS)
+            break;
+    } while (rv == APR_SUCCESS);
+
+    apr_pool_clear(pool);
+    return APR_SUCCESS;
+}
+
+static apr_status_t glassToWall(apr_int16_t port, apr_pool_t *parent)
+{
+    apr_sockaddr_t *sockAddr;
+    apr_socket_t *listener, *accepted;
+    apr_status_t rv;
+
+    rv = apr_socket_create(&listener, APR_INET, SOCK_STREAM, APR_PROTO_TCP,
+                           parent);
+    if (rv != APR_SUCCESS) {
+        reportError("Unable to create socket", rv, parent);
+        return rv;
+    }
+
+    rv = apr_sockaddr_info_get(&sockAddr, "127.0.0.1", APR_UNSPEC,
+                               port, 0, parent);
+    if (rv != APR_SUCCESS) {
+        reportError("Unable to get socket info", rv, parent);
+        apr_socket_close(listener);
+        return rv;
+    }
+
+    if ((rv = apr_socket_bind(listener, sockAddr)) != APR_SUCCESS ||
+        (rv = apr_socket_listen(listener, 5)) != APR_SUCCESS) {
+        reportError("Unable to bind or listen to socket", rv, parent);
+        apr_socket_close(listener);
+        return rv;
+    }
+
+    for (;;) {
+        rv = apr_socket_accept(&accepted, listener, parent);
+        if (rv != APR_SUCCESS) {
+            reportError("Error accepting on socket", rv, parent);
+            break;
+        }
+        printf("\tAnswering connection\n");
+        rv = talkTalk(accepted, parent);
+        apr_socket_close(accepted);
+        printf("\tConnection closed\n");
+        if (rv != APR_SUCCESS)
+            break;
+    }
+
+    apr_socket_close(listener);
+    return APR_SUCCESS;
+}
+
+int main(int argc, char **argv)
+{
+    apr_pool_t *pool;
+    apr_status_t rv;
+    apr_int16_t theport = 4747;
+
+    printf("APR Test Application: echod\n");
+
+    apr_initialize();
+    atexit(apr_terminate);
+
+    apr_pool_create(&pool, NULL);
+
+    if (argc >= 2) {
+        printf("argc = %d, port = '%s'\n", argc, argv[1]);
+        theport = atoi(argv[1]);
+    }
+
+    fprintf(stdout, "Starting to listen on port %d\n", theport);
+    rv = glassToWall(theport, pool);
+
+    return 0;
+}