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-rw-r--r--lib/http2.c4
-rw-r--r--lib/multi.c11
-rw-r--r--lib/multihandle.h2
-rw-r--r--lib/multiif.h8
-rw-r--r--lib/url.c13
5 files changed, 22 insertions, 16 deletions
diff --git a/lib/http2.c b/lib/http2.c
index 65f3513ee..690a537bf 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@@ -1158,7 +1158,7 @@ static void populate_settings(struct connectdata *conn,
nghttp2_settings_entry *iv = httpc->local_settings;
iv[0].settings_id = NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS;
- iv[0].value = (uint32_t)Curl_multi_max_concurrent_streams(conn->data->multi);
+ iv[0].value = Curl_multi_max_concurrent_streams(conn->data->multi);
iv[1].settings_id = NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE;
iv[1].value = HTTP2_HUGE_WINDOW_SIZE;
diff --git a/lib/multi.c b/lib/multi.c
index d0f9b8340..1b79d42a4 100644
--- a/lib/multi.c
+++ b/lib/multi.c
@@ -369,6 +369,7 @@ struct Curl_multi *Curl_multi_handle(int hashsize, /* socket hash */
/* -1 means it not set by user, use the default value */
multi->maxconnects = -1;
+ multi->max_concurrent_streams = 100;
#ifdef ENABLE_WAKEUP
if(Curl_socketpair(AF_UNIX, SOCK_STREAM, 0, multi->wakeup_pair) < 0) {
@@ -2900,8 +2901,8 @@ CURLMcode curl_multi_setopt(struct Curl_multi *multi,
if(streams < 1)
streams = 100;
multi->max_concurrent_streams =
- (streams > (long)INITIAL_MAX_CONCURRENT_STREAMS)?
- (long)INITIAL_MAX_CONCURRENT_STREAMS : streams;
+ (streams > (long)INITIAL_MAX_CONCURRENT_STREAMS)?
+ INITIAL_MAX_CONCURRENT_STREAMS : (unsigned int)streams;
}
break;
default:
@@ -3343,8 +3344,8 @@ void Curl_multi_dump(struct Curl_multi *multi)
}
#endif
-size_t Curl_multi_max_concurrent_streams(struct Curl_multi *multi)
+unsigned int Curl_multi_max_concurrent_streams(struct Curl_multi *multi)
{
- return multi ? ((size_t)multi->max_concurrent_streams ?
- (size_t)multi->max_concurrent_streams : 100) : 0;
+ DEBUGASSERT(multi);
+ return multi->max_concurrent_streams;
}
diff --git a/lib/multihandle.h b/lib/multihandle.h
index 0bf09e6bb..b0cd0b821 100644
--- a/lib/multihandle.h
+++ b/lib/multihandle.h
@@ -142,7 +142,7 @@ struct Curl_multi {
struct curltime timer_lastcall; /* the fixed time for the timeout for the
previous callback */
bool in_callback; /* true while executing a callback */
- long max_concurrent_streams; /* max concurrent streams client to support */
+ unsigned int max_concurrent_streams;
#ifdef ENABLE_WAKEUP
curl_socket_t wakeup_pair[2]; /* socketpair() used for wakeup
diff --git a/lib/multiif.h b/lib/multiif.h
index 75025232c..bde755ee0 100644
--- a/lib/multiif.h
+++ b/lib/multiif.h
@@ -7,7 +7,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@@ -90,9 +90,7 @@ CURLMcode Curl_multi_add_perform(struct Curl_multi *multi,
struct connectdata *conn);
-/* Return the value of the CURLMOPT_MAX_CONCURRENT_STREAMS option
- * If not specified or 0, default would be 100
- */
-size_t Curl_multi_max_concurrent_streams(struct Curl_multi *multi);
+/* Return the value of the CURLMOPT_MAX_CONCURRENT_STREAMS option */
+unsigned int Curl_multi_max_concurrent_streams(struct Curl_multi *multi);
#endif /* HEADER_CURL_MULTIIF_H */
diff --git a/lib/url.c b/lib/url.c
index 4797b5182..b001e87f8 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -1073,7 +1073,7 @@ ConnectionExists(struct Curl_easy *data,
curr = bundle->conn_list.head;
while(curr) {
bool match = FALSE;
- size_t multiplexed;
+ size_t multiplexed = 0;
/*
* Note that if we use a HTTP proxy in normal mode (no tunneling), we
@@ -1086,8 +1086,8 @@ ConnectionExists(struct Curl_easy *data,
/* connect-only or to-be-closed connections will not be reused */
continue;
- multiplexed = CONN_INUSE(check) &&
- (bundle->multiuse == BUNDLE_MULTIPLEX);
+ if(bundle->multiuse == BUNDLE_MULTIPLEX)
+ multiplexed = CONN_INUSE(check);
if(canmultiplex) {
;
@@ -1347,6 +1347,13 @@ ConnectionExists(struct Curl_easy *data,
multiplexed);
continue;
}
+ else if(multiplexed >=
+ Curl_multi_max_concurrent_streams(needle->data->multi)) {
+ infof(data, "client side MAX_CONCURRENT_STREAMS reached"
+ ", skip (%zu)\n",
+ multiplexed);
+ continue;
+ }
}
#endif
/* When not multiplexed, we have a match here! */