X-Git-Url: http://git.archive.openwrt.org/?p=project%2Fuhttpd.git;a=blobdiff_plain;f=client.c;h=73e0e49c3bf55bbeb40c6018db482d4c91d81950;hp=3163afcca557612fdaf41bc687f1ca58d4cae00d;hb=618315bc0729c3064e06af2900a86211354f81c9;hpb=1ee2a91ec1717f406c905a4ce6ae7d7104b8ebd9

diff --git a/client.c b/client.c
index 3163afc..73e0e49 100644
--- a/client.c
+++ b/client.c
@@ -24,6 +24,7 @@
 #include "tls.h"
 
 static LIST_HEAD(clients);
+static bool client_done = false;
 
 int n_clients = 0;
 struct config conf = {};
@@ -38,6 +39,7 @@ const char * const http_methods[] = {
 	[UH_HTTP_MSG_GET] = "GET",
 	[UH_HTTP_MSG_POST] = "POST",
 	[UH_HTTP_MSG_HEAD] = "HEAD",
+	[UH_HTTP_MSG_OPTIONS] = "OPTIONS",
 };
 
 void uh_http_header(struct client *cl, int code, const char *summary)
@@ -46,6 +48,8 @@ void uh_http_header(struct client *cl, int code, const char *summary)
 	const char *enc = "Transfer-Encoding: chunked\r\n";
 	const char *conn;
 
+	cl->http_code = code;
+
 	if (!uh_use_chunked(cl))
 		enc = "";
 
@@ -180,7 +184,8 @@ static int client_parse_request(struct client *cl, char *data)
 
 	req->method = h_method;
 	req->version = h_version;
-	if (req->version < UH_HTTP_VER_1_1 || !conf.http_keepalive)
+	if (req->version < UH_HTTP_VER_1_1 || req->method == UH_HTTP_MSG_POST ||
+	    !conf.http_keepalive)
 		req->connection_close = true;
 
 	return CLIENT_STATE_HEADER;
@@ -194,8 +199,10 @@ static bool client_init_cb(struct client *cl, char *buf, int len)
 	if (!newline)
 		return false;
 
-	if (newline == buf)
+	if (newline == buf) {
+		ustream_consume(cl->us, 2);
 		return true;
+	}
 
 	*newline = 0;
 	blob_buf_init(&cl->hdr, 0);
@@ -221,6 +228,52 @@ static bool rfc1918_filter_check(struct client *cl)
 	return false;
 }
 
+static bool tls_redirect_check(struct client *cl)
+{
+	int rem, port;
+	struct blob_attr *cur;
+	char *ptr, *url = NULL, *host = NULL;
+
+	if (cl->tls || !conf.tls_redirect)
+		return true;
+
+	if ((port = uh_first_tls_port(cl->srv_addr.family)) == -1)
+		return true;
+
+	blob_for_each_attr(cur, cl->hdr.head, rem) {
+		if (!strcmp(blobmsg_name(cur), "host"))
+			host = blobmsg_get_string(cur);
+
+		if (!strcmp(blobmsg_name(cur), "URL"))
+			url = blobmsg_get_string(cur);
+
+		if (url && host)
+			break;
+	}
+
+	if (!url || !host)
+		return true;
+
+	if ((ptr = strchr(host, ']')) != NULL)
+		*(ptr+1) = 0;
+	else if ((ptr = strchr(host, ':')) != NULL)
+		*ptr = 0;
+
+	cl->request.disable_chunked = true;
+	cl->request.connection_close = true;
+
+	uh_http_header(cl, 307, "Temporary Redirect");
+
+	if (port != 443)
+		ustream_printf(cl->us, "Location: https://%s:%d%s\r\n\r\n", host, port, url);
+	else
+		ustream_printf(cl->us, "Location: https://%s%s\r\n\r\n", host, url);
+
+	uh_request_done(cl);
+
+	return false;
+}
+
 static void client_header_complete(struct client *cl)
 {
 	struct http_request *r = &cl->request;
@@ -228,6 +281,9 @@ static void client_header_complete(struct client *cl)
 	if (!rfc1918_filter_check(cl))
 		return;
 
+	if (!tls_redirect_check(cl))
+		return;
+
 	if (r->expect_cont)
 		ustream_printf(cl->us, "HTTP/1.1 100 Continue\r\n\r\n");
 
@@ -290,8 +346,6 @@ static void client_parse_header(struct client *cl, char *data)
 	} else if (!strcmp(data, "connection")) {
 		if (!strcasecmp(val, "close"))
 			r->connection_close = true;
-		else if (!strcasecmp(val, "keep-alive"))
-			r->connection_close = false;
 	} else if (!strcmp(data, "user-agent")) {
 		char *str;
 
@@ -311,10 +365,11 @@ static void client_parse_header(struct client *cl, char *data)
 					break;
 				}
 			}
-		} else if (strstr(val, "Safari/") && strstr(val, "Mac OS X"))
-			r->ua = UH_UA_SAFARI;
+		}
 		else if (strstr(val, "Chrome/"))
 			r->ua = UH_UA_CHROME;
+		else if (strstr(val, "Safari/") && strstr(val, "Mac OS X"))
+			r->ua = UH_UA_SAFARI;
 		else if (strstr(val, "Gecko/"))
 			r->ua = UH_UA_GECKO;
 		else if (strstr(val, "Konqueror"))
@@ -440,6 +495,7 @@ void uh_client_read_cb(struct client *cl)
 	char *str;
 	int len;
 
+	client_done = false;
 	do {
 		str = ustream_get_read_buf(us, &len);
 		if (!str || !len)
@@ -454,11 +510,17 @@ void uh_client_read_cb(struct client *cl)
 				uh_header_error(cl, 413, "Request Entity Too Large");
 			break;
 		}
-	} while(1);
+	} while (!client_done);
 }
 
 static void client_close(struct client *cl)
 {
+	if (cl->refcount) {
+		cl->state = CLIENT_STATE_CLEANUP;
+		return;
+	}
+
+	client_done = true;
 	n_clients--;
 	uh_dispatch_done(cl);
 	uloop_timeout_cancel(&cl->timeout);
@@ -477,7 +539,7 @@ void uh_client_notify_state(struct client *cl)
 {
 	struct ustream *s = cl->us;
 
-	if (!s->write_error) {
+	if (!s->write_error && cl->state != CLIENT_STATE_CLEANUP) {
 		if (cl->state == CLIENT_STATE_DATA)
 			return;
 
@@ -567,6 +629,7 @@ bool uh_accept_client(int fd, bool tls)
 	next_client = NULL;
 	n_clients++;
 	cl->id = client_id++;
+	cl->tls = tls;
 
 	return true;
 }