Fix Issue 19367 - std.net.curl does not understand HTTP/2 status lines

This commit is contained in:
Vladimir Panteleev 2018-11-05 21:10:28 +00:00
parent 969b4e7bf8
commit 1d4cfe3d88
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@ -2385,7 +2385,6 @@ struct HTTP
in char[] value) callback)
{
import std.algorithm.searching : startsWith;
import std.conv : to;
import std.regex : regex, match;
import std.uni : toLower;
@ -2405,18 +2404,8 @@ struct HTTP
if (header.startsWith("HTTP/"))
{
headersIn.clear();
const m = match(header, regex(r"^HTTP/(\d+)\.(\d+) (\d+) (.*)$"));
if (m.empty)
if (parseStatusLine(header, status))
{
// Invalid status line
}
else
{
status.majorVersion = to!ushort(m.captures[1]);
status.minorVersion = to!ushort(m.captures[2]);
status.code = to!ushort(m.captures[3]);
status.reason = m.captures[4].idup;
if (onReceiveStatusLine != null)
onReceiveStatusLine(status);
}
@ -2452,6 +2441,37 @@ struct HTTP
private RefCounted!Impl p;
import etc.c.curl : CurlTimeCond;
/// Parse status line, as received from / generated by cURL.
private static bool parseStatusLine(in char[] header, out StatusLine status) @safe
{
import std.conv : to;
import std.regex : regex, match;
const m = match(header, regex(r"^HTTP/(\d+)(?:\.(\d+))? (\d+)(?: (.*))?$"));
if (m.empty)
return false; // Invalid status line
else
{
status.majorVersion = to!ushort(m.captures[1]);
status.minorVersion = m.captures[2].length ? to!ushort(m.captures[2]) : 0;
status.code = to!ushort(m.captures[3]);
status.reason = m.captures[4].idup;
return true;
}
}
@safe unittest
{
StatusLine status;
assert(parseStatusLine("HTTP/1.1 200 OK", status)
&& status == StatusLine(1, 1, 200, "OK"));
assert(parseStatusLine("HTTP/1.0 304 Not Modified", status)
&& status == StatusLine(1, 0, 304, "Not Modified"));
// The HTTP2 protocol is binary; cURL generates this fake text header.
assert(parseStatusLine("HTTP/2 200", status)
&& status == StatusLine(2, 0, 200, null));
}
/** Time condition enumeration as an alias of $(REF CurlTimeCond, etc,c,curl)
$(HTTP www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.25, _RFC2616 Section 14.25)