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Allow semicolon in url-path (#1934)

* Allow unquoted semicolon in URL path

* Add test about semicolon

* Regenerate grammar to allow semicolon in request_path
This commit is contained in:
David Costa 2019-08-28 19:08:01 +02:00 committed by Nate Berkopec
parent d5ae9f3615
commit beab7f01b8
3 changed files with 52 additions and 65 deletions

View file

@ -38,7 +38,7 @@ static void snake_upcase_char(char *c)
#line 40 "ext/puma_http11/http11_parser.c"
static const int puma_parser_start = 1;
static const int puma_parser_first_final = 47;
static const int puma_parser_first_final = 46;
static const int puma_parser_error = 0;
static const int puma_parser_en_main = 1;
@ -117,17 +117,17 @@ case 2:
#line 118 "ext/puma_http11/http11_parser.c"
switch( (*p) ) {
case 32: goto tr2;
case 36: goto st28;
case 95: goto st28;
case 36: goto st27;
case 95: goto st27;
}
if ( (*p) < 48 ) {
if ( 45 <= (*p) && (*p) <= 46 )
goto st28;
goto st27;
} else if ( (*p) > 57 ) {
if ( 65 <= (*p) && (*p) <= 90 )
goto st28;
goto st27;
} else
goto st28;
goto st27;
goto st0;
tr2:
#line 48 "ext/puma_http11/http11_parser.rl"
@ -199,7 +199,7 @@ tr37:
parser->request_uri(parser, PTR_TO(mark), LEN(mark, p));
}
goto st5;
tr44:
tr41:
#line 58 "ext/puma_http11/http11_parser.rl"
{ MARK(query_start, p); }
#line 59 "ext/puma_http11/http11_parser.rl"
@ -211,7 +211,7 @@ tr44:
parser->request_uri(parser, PTR_TO(mark), LEN(mark, p));
}
goto st5;
tr47:
tr44:
#line 59 "ext/puma_http11/http11_parser.rl"
{
parser->query_string(parser, PTR_TO(query_start), LEN(query_start, p));
@ -362,13 +362,13 @@ tr22:
{
parser->body_start = p - buffer + 1;
parser->header_done(parser, p + 1, pe - p - 1);
{p++; cs = 47; goto _out;}
{p++; cs = 46; goto _out;}
}
goto st47;
st47:
goto st46;
st46:
if ( ++p == pe )
goto _test_eof47;
case 47:
goto _test_eof46;
case 46:
#line 373 "ext/puma_http11/http11_parser.c"
goto st0;
tr21:
@ -458,7 +458,7 @@ tr38:
parser->request_uri(parser, PTR_TO(mark), LEN(mark, p));
}
goto st20;
tr45:
tr42:
#line 58 "ext/puma_http11/http11_parser.rl"
{ MARK(query_start, p); }
#line 59 "ext/puma_http11/http11_parser.rl"
@ -470,7 +470,7 @@ tr45:
parser->request_uri(parser, PTR_TO(mark), LEN(mark, p));
}
goto st20;
tr48:
tr45:
#line 59 "ext/puma_http11/http11_parser.rl"
{
parser->query_string(parser, PTR_TO(query_start), LEN(query_start, p));
@ -576,10 +576,9 @@ case 24:
case 32: goto tr37;
case 34: goto st0;
case 35: goto tr38;
case 59: goto tr39;
case 60: goto st0;
case 62: goto st0;
case 63: goto tr40;
case 63: goto tr39;
case 127: goto st0;
}
if ( 0 <= (*p) && (*p) <= 31 )
@ -595,30 +594,27 @@ st25:
if ( ++p == pe )
goto _test_eof25;
case 25:
#line 599 "ext/puma_http11/http11_parser.c"
#line 598 "ext/puma_http11/http11_parser.c"
switch( (*p) ) {
case 32: goto tr8;
case 32: goto tr41;
case 34: goto st0;
case 35: goto tr9;
case 35: goto tr42;
case 60: goto st0;
case 62: goto st0;
case 63: goto st26;
case 127: goto st0;
}
if ( 0 <= (*p) && (*p) <= 31 )
goto st0;
goto st25;
goto tr40;
tr40:
#line 67 "ext/puma_http11/http11_parser.rl"
{
parser->request_path(parser, PTR_TO(mark), LEN(mark,p));
}
#line 58 "ext/puma_http11/http11_parser.rl"
{ MARK(query_start, p); }
goto st26;
st26:
if ( ++p == pe )
goto _test_eof26;
case 26:
#line 622 "ext/puma_http11/http11_parser.c"
#line 618 "ext/puma_http11/http11_parser.c"
switch( (*p) ) {
case 32: goto tr44;
case 34: goto st0;
@ -629,27 +625,25 @@ case 26:
}
if ( 0 <= (*p) && (*p) <= 31 )
goto st0;
goto tr43;
tr43:
#line 58 "ext/puma_http11/http11_parser.rl"
{ MARK(query_start, p); }
goto st27;
goto st26;
st27:
if ( ++p == pe )
goto _test_eof27;
case 27:
#line 642 "ext/puma_http11/http11_parser.c"
switch( (*p) ) {
case 32: goto tr47;
case 34: goto st0;
case 35: goto tr48;
case 60: goto st0;
case 62: goto st0;
case 127: goto st0;
case 32: goto tr2;
case 36: goto st28;
case 95: goto st28;
}
if ( 0 <= (*p) && (*p) <= 31 )
if ( (*p) < 48 ) {
if ( 45 <= (*p) && (*p) <= 46 )
goto st28;
} else if ( (*p) > 57 ) {
if ( 65 <= (*p) && (*p) <= 90 )
goto st28;
} else
goto st28;
goto st0;
goto st27;
st28:
if ( ++p == pe )
goto _test_eof28;
@ -960,24 +954,6 @@ st45:
if ( ++p == pe )
goto _test_eof45;
case 45:
switch( (*p) ) {
case 32: goto tr2;
case 36: goto st46;
case 95: goto st46;
}
if ( (*p) < 48 ) {
if ( 45 <= (*p) && (*p) <= 46 )
goto st46;
} else if ( (*p) > 57 ) {
if ( 65 <= (*p) && (*p) <= 90 )
goto st46;
} else
goto st46;
goto st0;
st46:
if ( ++p == pe )
goto _test_eof46;
case 46:
if ( (*p) == 32 )
goto tr2;
goto st0;
@ -997,7 +973,7 @@ case 46:
_test_eof14: cs = 14; goto _test_eof;
_test_eof15: cs = 15; goto _test_eof;
_test_eof16: cs = 16; goto _test_eof;
_test_eof47: cs = 47; goto _test_eof;
_test_eof46: cs = 46; goto _test_eof;
_test_eof17: cs = 17; goto _test_eof;
_test_eof18: cs = 18; goto _test_eof;
_test_eof19: cs = 19; goto _test_eof;
@ -1027,7 +1003,6 @@ case 46:
_test_eof43: cs = 43; goto _test_eof;
_test_eof44: cs = 44; goto _test_eof;
_test_eof45: cs = 45; goto _test_eof;
_test_eof46: cs = 46; goto _test_eof;
_test_eof: {}
_out: {}

View file

@ -16,7 +16,7 @@
unreserved = (alpha | digit | safe | extra | national);
escape = ("%" xdigit xdigit);
uchar = (unreserved | escape | "%");
pchar = (uchar | ":" | "@" | "&" | "=" | "+");
pchar = (uchar | ":" | "@" | "&" | "=" | "+" | ";");
tspecials = ("(" | ")" | "<" | ">" | "@" | "," | ";" | ":" | "\\" | "\"" | "/" | "[" | "]" | "?" | "=" | "{" | "}" | " " | "\t");
# elements
@ -30,7 +30,7 @@
query = ( uchar | reserved )* %query_string ;
param = ( pchar | "/" )* ;
params = ( param ( ";" param )* ) ;
rel_path = ( path? %request_path (";" params)? ) ("?" %start_query query)?;
rel_path = ( path? %request_path ) ("?" %start_query query)?;
absolute_path = ( "/"+ rel_path );
Request_URI = ( "*" | absolute_uri | absolute_path ) >mark %request_uri;

View file

@ -113,6 +113,18 @@ class Http11ParserTest < Minitest::Test
assert_equal 'posts-17408', req['FRAGMENT']
end
def test_semicolon_in_path
parser = Puma::HttpParser.new
req = {}
get = "GET /forums/1/path;stillpath/2375?page=1 HTTP/1.1\r\n\r\n"
parser.execute(req, get, 0)
assert parser.finished?
assert_equal '/forums/1/path;stillpath/2375?page=1', req['REQUEST_URI']
assert_equal '/forums/1/path;stillpath/2375', req['REQUEST_PATH']
end
# lame random garbage maker
def rand_data(min, max, readable=true)
count = min + ((rand(max)+1) *10).to_i