1 files changed, 143 insertions, 0 deletions
diff --git a/web/server/h2o/libh2o/examples/libh2o/websocket.c b/web/server/h2o/libh2o/examples/libh2o/websocket.c
new file mode 100644
index 00000000..c977bbd6
--- /dev/null
+++ b/web/server/h2o/libh2o/examples/libh2o/websocket.c
@@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 2014 DeNA Co., Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <uv.h>
+#include "h2o.h"
+#include "h2o/websocket.h"
+
+static void on_ws_message(h2o_websocket_conn_t *conn, const struct wslay_event_on_msg_recv_arg *arg)
+{
+    if (arg == NULL) {
+        h2o_websocket_close(conn);
+        return;
+    }
+
+    if (!wslay_is_ctrl_frame(arg->opcode)) {
+        struct wslay_event_msg msgarg = {arg->opcode, arg->msg, arg->msg_length};
+        wslay_event_queue_msg(conn->ws_ctx, &msgarg);
+    }
+}
+
+static int on_req(h2o_handler_t *self, h2o_req_t *req)
+{
+    const char *client_key;
+
+    if (h2o_is_websocket_handshake(req, &client_key) != 0 || client_key == NULL) {
+        return -1;
+    }
+    h2o_upgrade_to_websocket(req, client_key, NULL, on_ws_message);
+    return 0;
+}
+
+static h2o_globalconf_t config;
+static h2o_context_t ctx;
+static h2o_accept_ctx_t accept_ctx;
+
+static void on_connect(uv_stream_t *server, int status)
+{
+    uv_tcp_t *conn;
+    h2o_socket_t *sock;
+
+    if (status != 0)
+        return;
+
+    conn = h2o_mem_alloc(sizeof(*conn));
+    uv_tcp_init(server->loop, conn);
+    if (uv_accept(server, (uv_stream_t *)conn) != 0) {
+        uv_close((uv_handle_t *)conn, (uv_close_cb)free);
+        return;
+    }
+
+    sock = h2o_uv_socket_create((uv_stream_t *)conn, (uv_close_cb)free);
+    h2o_accept(&accept_ctx, sock);
+}
+
+static int setup_ssl(const char *cert_file, const char *key_file)
+{
+    SSL_load_error_strings();
+    SSL_library_init();
+    OpenSSL_add_all_algorithms();
+
+    accept_ctx.ssl_ctx = SSL_CTX_new(SSLv23_server_method());
+    SSL_CTX_set_options(accept_ctx.ssl_ctx, SSL_OP_NO_SSLv2);
+
+    /* load certificate and private key */
+    if (SSL_CTX_use_certificate_file(accept_ctx.ssl_ctx, cert_file, SSL_FILETYPE_PEM) != 1) {
+        fprintf(stderr, "an error occurred while trying to load server certificate file:%s\n", cert_file);
+        return -1;
+    }
+    if (SSL_CTX_use_PrivateKey_file(accept_ctx.ssl_ctx, key_file, SSL_FILETYPE_PEM) != 1) {
+        fprintf(stderr, "an error occurred while trying to load private key file:%s\n", key_file);
+        return -1;
+    }
+
+    return 0;
+}
+
+int main(int argc, char **argv)
+{
+    uv_loop_t *loop = uv_default_loop();
+    uv_tcp_t listener;
+    struct sockaddr_in sockaddr;
+    h2o_hostconf_t *hostconf;
+    h2o_pathconf_t *pathconf;
+    int r;
+
+    if ((r = uv_tcp_init(loop, &listener)) != 0) {
+        fprintf(stderr, "uv_tcp_init:%s\n", uv_strerror(r));
+        goto Error;
+    }
+    uv_ip4_addr("127.0.0.1", 7890, &sockaddr);
+    if ((r = uv_tcp_bind(&listener, (struct sockaddr *)&sockaddr, sizeof(sockaddr))) != 0) {
+        fprintf(stderr, "uv_tcp_bind:%s\n", uv_strerror(r));
+        goto Error;
+    }
+    if ((r = uv_listen((uv_stream_t *)&listener, 128, on_connect)) != 0) {
+        fprintf(stderr, "uv_listen:%s\n", uv_strerror(r));
+        goto Error;
+    }
+
+    h2o_config_init(&config);
+    hostconf = h2o_config_register_host(&config, h2o_iovec_init(H2O_STRLIT("default")), 65535);
+    pathconf = h2o_config_register_path(hostconf, "/", 0);
+    h2o_create_handler(pathconf, sizeof(h2o_handler_t))->on_req = on_req;
+
+    h2o_context_init(&ctx, loop, &config);
+
+    /* disabled by default: uncomment the block below to use HTTPS instead of HTTP */
+    /*
+    if (setup_ssl("server.crt", "server.key") != 0)
+        goto Error;
+    */
+
+    accept_ctx.ctx = &ctx;
+    accept_ctx.hosts = config.hosts;
+
+    return uv_run(loop, UV_RUN_DEFAULT);
+
+Error:
+    return 1;
+}