Merge pull request #980 from jsha/reject-non-h2

wcawijngaards · web-flow · commit b632ebf12962 · 2024-01-03T09:59:15.000+01:00
DoH: reject non-h2 early
diff --git a/util/netevent.c b/util/netevent.c
@@ -1748,6 +1748,9 @@ ssl_handshake(struct comm_point* c)
 			/* connection upgraded to HTTP2 */
 			c->tcp_do_toggle_rw = 0;
 			c->use_h2 = 1;
+		} else {
+			verbose(VERB_ALGO, "client doesn't support HTTP/2");
+			return 0;
 		}
 	}
 #endif

Original file line number	Diff line number	Diff line change
`@@ -1748,6 +1748,9 @@ ssl_handshake(struct comm_point* c)`
`1748`	`1748`	`/* connection upgraded to HTTP2 */`
`1749`	`1749`	`c->tcp_do_toggle_rw = 0;`
`1750`	`1750`	`c->use_h2 = 1;`
	`1751`	`+ } else {`
	`1752`	`+ verbose(VERB_ALGO, "client doesn't support HTTP/2");`
	`1753`	`+ return 0;`
`1751`	`1754`	`}`
`1752`	`1755`	`}`
`1753`	`1756`	`#endif`