Test(log_proto, test_log_proto_framed_server_too_long_line_trimmed_frame_at_the_end)
{
LogProtoServer *proto;
/* - accepting one normal sized message, which fills the buffer partially
* - receiving a message which has to be trimmed
* -> despite we have one part of the message in the buffer,
* we had to memmove it so we can read one 'max_msg_size' message
* - consume the end of the trimmed message, but the trimming will already read the
* first character of the next 'frame length'.
* -> need to memmove the partial data, so we can read the 'frame length' properly
* - checking with a normal message, that the buffer is still handled correctly
*/
proto_server_options.max_msg_size = 8;
proto_server_options.trim_large_messages = TRUE;
proto = log_proto_framed_server_new(
log_transport_mock_records_new(
"3 01\n15 ", -1,
"1abcdefg", -1,
"12345674", -1,
" 2abc", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "01\n", 3);
assert_proto_server_fetch(proto, "1abcdefg", 8);
// dropping: 1234567
assert_proto_server_fetch(proto, "2abc", 4);
assert_proto_server_fetch_failure(proto, LPS_EOF, NULL);
log_proto_server_free(proto);
}
LogProtoServer *
construct_test_proto(LogTransport *transport)
{
proto_server_options.max_msg_size = 32;
return log_proto_text_server_new(transport, get_inited_proto_server_options());
}
ParameterizedTest(LogTransportMockConstructor *log_transport_mock_new, log_proto,
test_lines_separated_with_prefix_and_suffix)
{
LogProtoServer *proto;
MultiLineRegexp *re1, *re2;
proto = log_proto_prefix_suffix_multiline_server_new(
/* 32 bytes max line length, which means that the complete
* multi-line block plus one additional line must fit into 32
* bytes. */
(*log_transport_mock_new)(
"prefix first suffix garbage\n"
"prefix multi\n"
"suffix garbage\n"
"prefix final\n", -1,
LTM_PADDING,
LTM_EOF),
get_inited_proto_server_options(),
re1 = multi_line_regexp_compile("^prefix", NULL),
re2 = multi_line_regexp_compile("suffix", NULL));
assert_proto_server_fetch(proto, "prefix first suffix", -1);
assert_proto_server_fetch(proto, "prefix multi\nsuffix", -1);
log_proto_server_free(proto);
multi_line_regexp_free(re1);
multi_line_regexp_free(re2);
}
static void
test_lines_separated_with_prefix_and_suffix(gboolean input_is_stream)
{
LogProtoServer *proto;
MultiLineRegexp *re1, *re2;
proto = log_proto_prefix_suffix_multiline_server_new(
/* 32 bytes max line length, which means that the complete
* multi-line block plus one additional line must fit into 32
* bytes. */
(0 && input_is_stream ? log_transport_mock_stream_new : log_transport_mock_records_new)(
"prefix first suffix garbage\n"
"prefix multi\n"
"suffix garbage\n"
"prefix final\n", -1,
LTM_PADDING,
LTM_EOF),
get_inited_proto_server_options(),
re1 = multi_line_regexp_compile("^prefix", NULL),
re2 = multi_line_regexp_compile("suffix", NULL));
assert_proto_server_fetch(proto, "prefix first suffix", -1);
assert_proto_server_fetch(proto, "prefix multi\nsuffix", -1);
log_proto_server_free(proto);
log_proto_server_options_destroy(&proto_server_options);
multi_line_regexp_free(re1);
multi_line_regexp_free(re2);
};
static void
test_log_proto_base(void)
{
LogProtoServer *proto;
assert_gint(log_proto_get_char_size_for_fixed_encoding("iso-8859-2"), 1, NULL);
assert_gint(log_proto_get_char_size_for_fixed_encoding("ucs-4"), 4, NULL);
log_proto_server_options_set_encoding(&proto_server_options, "ucs-4");
proto = log_proto_binary_record_server_new(
log_transport_mock_records_new(
/* ucs4, terminated by record size */
"\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\x72", 32, /* |...z...t...ű...r| */
LTM_EOF),
get_inited_proto_server_options(), 32);
/* check if error state is not forgotten unless reset_error is called */
proto->status = LPS_ERROR;
assert_proto_server_status(proto, proto->status , LPS_ERROR);
assert_proto_server_fetch_failure(proto, LPS_ERROR, NULL);
log_proto_server_reset_error(proto);
assert_proto_server_fetch(proto, "árvíztűr", -1);
assert_proto_server_status(proto, proto->status, LPS_SUCCESS);
log_proto_server_free(proto);
log_proto_server_options_destroy(&proto_server_options);
}
/****************************************************************************************
* LogProtoFramedServer
****************************************************************************************/
static void
test_log_proto_framed_server_simple_messages(void)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_framed_server_new(
log_transport_mock_stream_new(
"32 0123456789ABCDEF0123456789ABCDEF", -1,
"10 01234567\n\n", -1,
"10 01234567\0\0", 13,
/* utf8 */
"30 árvíztűrőtükörfúrógép", -1,
/* iso-8859-2 */
"21 \xe1\x72\x76\xed\x7a\x74\xfb\x72\xf5\x74\xfc\x6b\xf6\x72\x66\xfa" /* |árvíztűrőtükörfú| */
"\x72\xf3\x67\xe9\x70", -1, /* |rógép| */
/* ucs4 */
"32 \x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\x72", 35, /* |...z...t...ű...r| */
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "0123456789ABCDEF0123456789ABCDEF", -1);
assert_proto_server_fetch(proto, "01234567\n\n", -1);
assert_proto_server_fetch(proto, "01234567\0\0", 10);
assert_proto_server_fetch(proto, "árvíztűrőtükörfúrógép", -1);
assert_proto_server_fetch(proto, "\xe1\x72\x76\xed\x7a\x74\xfb\x72\xf5\x74\xfc\x6b\xf6\x72\x66\xfa" /* |.rv.zt.r.t.k.rf.| */
"\x72\xf3\x67\xe9\x70", -1); /* |r.g.p| */
assert_proto_server_fetch(proto, "\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\x72", 32); /* |...z...t...q...r| */
assert_proto_server_fetch_failure(proto, LPS_EOF, NULL);
log_proto_server_free(proto);
}
static void
test_lines_separated_with_prefix(gboolean input_is_stream)
{
LogProtoServer *proto;
MultiLineRegexp *re;
proto = log_proto_prefix_garbage_multiline_server_new(
/* 32 bytes max line length, which means that the complete
* multi-line block plus one additional line must fit into 32
* bytes. */
(input_is_stream ? log_transport_mock_stream_new : log_transport_mock_records_new)(
"Foo First Line\n"
"Foo Second Line\n"
"Foo Third Line\n"
"Foo Multiline\n"
"multi\n"
"Foo final\n", -1,
LTM_PADDING,
LTM_EOF),
get_inited_proto_server_options(),
re = multi_line_regexp_compile("^Foo", NULL), NULL);
assert_proto_server_fetch(proto, "Foo First Line", -1);
assert_proto_server_fetch(proto, "Foo Second Line", -1);
assert_proto_server_fetch(proto, "Foo Third Line", -1);
assert_proto_server_fetch(proto, "Foo Multiline\nmulti", -1);
log_proto_server_free(proto);
log_proto_server_options_destroy(&proto_server_options);
multi_line_regexp_free(re);
}
Test(log_proto, test_log_proto_framed_server_too_long_line)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_framed_server_new(
log_transport_mock_stream_new(
"48 0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch_failure(proto, LPS_ERROR, "Incoming frame larger than log_msg_size()");
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_invalid_header)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_framed_server_new(
log_transport_mock_stream_new(
"1q 0123456789ABCDEF0123456789ABCDEF", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch_failure(proto, LPS_ERROR, "Invalid frame header");
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_io_error)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_framed_server_new(
log_transport_mock_stream_new(
"32 0123456789ABCDEF0123456789ABCDEF", -1,
LTM_INJECT_ERROR(EIO),
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "0123456789ABCDEF0123456789ABCDEF", -1);
assert_proto_server_fetch_failure(proto, LPS_ERROR, "Error reading RFC6587 style framed data");
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_too_long_line_trimmed)
{
LogProtoServer *proto;
/* the simplest trimming scenario as a base test */
proto_server_options.max_msg_size = 32;
proto_server_options.trim_large_messages = TRUE;
proto = log_proto_framed_server_new(
log_transport_mock_stream_new(
"48 0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "0123456789ABCDEF0123456789ABCDEF", 32);
assert_proto_server_fetch_failure(proto, LPS_EOF, NULL);
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_too_long_line_trimmed_one_big_message)
{
/* Input is bigger than the buffer size. With a small and a bigger (expected to be trimmed) message.
* There is a small message and a large message.*/
LogProtoServer *proto;
proto_server_options.max_msg_size = 10;
proto_server_options.trim_large_messages = TRUE;
proto = log_proto_framed_server_new(
log_transport_mock_stream_new(
"2 ab16 0123456789ABCDEF", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "ab", 2);
assert_proto_server_fetch(proto, "0123456789", 10);
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_message_exceeds_buffer)
{
LogProtoServer *proto;
/* should cause the buffer to be extended, shifted, as the first message
* resizes the buffer to 16+10 == 26 bytes. */
proto_server_options.max_msg_size = 32;
proto = log_proto_framed_server_new(
log_transport_mock_records_new(
"16 0123456789ABCDE\n16 0123456789ABCDE\n", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "0123456789ABCDE\n", -1);
assert_proto_server_fetch(proto, "0123456789ABCDE\n", -1);
log_proto_server_free(proto);
}
static void
test_log_proto_dgram_server_invalid_ucs4(void)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
log_proto_server_options_set_encoding(&proto_server_options, "ucs-4");
proto = log_proto_dgram_server_new(
/* 31 bytes record size */
log_transport_mock_endless_records_new(
/* invalid ucs4, trailing zeroes at the end */
"\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00", 31, /* |...z...t...ű...r| */
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch_failure(proto, LPS_ERROR, "Byte sequence too short, cannot convert an individual frame in its entirety");
log_proto_server_free(proto);
}
static void
test_log_proto_dgram_server_eof_handling(void)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_dgram_server_new(
log_transport_mock_endless_records_new(
/* no eol before EOF */
"01234567", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "01234567", -1);
assert_proto_server_fetch_ignored_eof(proto);
assert_proto_server_fetch_ignored_eof(proto);
assert_proto_server_fetch_ignored_eof(proto);
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_buffer_shift_to_make_space_for_a_frame)
{
LogProtoServer *proto;
/* this testcase fills the initially 10 byte buffer with data, which
* causes a shift in log_proto_framed_server_fetch() */
proto_server_options.max_msg_size = 32;
proto_server_options.init_buffer_size = 10;
proto_server_options.max_buffer_size = 10;
proto = log_proto_framed_server_new(
log_transport_mock_records_new(
"6 01234\n4 ", 10,
"123\n", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "01234\n", -1);
assert_proto_server_fetch(proto, "123\n", -1);
log_proto_server_free(proto);
}
static void
test_log_proto_dgram_server_no_encoding(void)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_dgram_server_new(
log_transport_mock_endless_records_new(
"0123456789ABCDEF0123456789ABCDEF", -1,
"01234567\n", -1,
"01234567\0", 9,
/* utf8 */
"árvíztűrőtükörfúrógép\n\n", 32,
/* iso-8859-2 */
"\xe1\x72\x76\xed\x7a\x74\xfb\x72\xf5\x74\xfc\x6b\xf6\x72\x66\xfa" /* |árvíztűrőtükörfú| */
"\x72\xf3\x67\xe9\x70\n", -1, /* |rógép| */
/* ucs4 */
"\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\x72", 32, /* |...z...t...ű...r| */
"01234", 5,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "0123456789ABCDEF0123456789ABCDEF", -1);
assert_proto_server_fetch(proto, "01234567\n", -1);
assert_proto_server_fetch(proto, "01234567\0", 9);
/* no encoding: utf8 remains utf8 */
assert_proto_server_fetch(proto, "árvíztűrőtükörfúrógép\n\n", -1);
/* no encoding: iso-8859-2 remains iso-8859-2 */
assert_proto_server_fetch(proto, "\xe1\x72\x76\xed\x7a\x74\xfb\x72\xf5\x74\xfc\x6b\xf6\x72\x66\xfa" /* |.rv.zt.r.t.k.rf.| */
"\x72\xf3\x67\xe9\x70\n", /* |r.g.p| */
-1);
/* no encoding, ucs4 becomes a string with embedded NULs */
assert_proto_server_fetch(proto, "\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\x72", 32); /* |...z...t...ű...r| */
assert_proto_server_fetch(proto, "01234", -1);
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_multi_read)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_framed_server_new(
log_transport_mock_records_new(
"7 foobar\n", -1,
/* no EOL, proto implementation would read another chunk */
"6 fooba", -1,
LTM_INJECT_ERROR(EIO),
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "foobar\n", -1);
/* with multi-read, we get the injected failure at the 2nd fetch */
assert_proto_server_fetch_failure(proto, LPS_ERROR, "Error reading RFC6587 style framed data");
log_proto_server_free(proto);
/* NOTE: LPBS_NOMREAD is not implemented for framed protocol */
}
static void
test_log_proto_dgram_server_iso_8859_2(void)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
log_proto_server_options_set_encoding(&proto_server_options, "iso-8859-2");
proto = log_proto_dgram_server_new(
log_transport_mock_endless_records_new(
/* iso-8859-2, deliberately contains
* accented chars so utf8 representation
* becomes longer than the record size */
"\xe1\x72\x76\xed\x7a\x74\xfb\x72\xf5\x74\xfc\x6b\xf6\x72\x66\xfa" /* |árvíztűrőtükörfú| */
"\x72\xf3\x67\xe9\x70\xe9\xe9\xe9\xe9\xe9\xe9\xe9\xe9\xe9\xe9\xe9", -1, /* |rógépééééééééééé| */
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "árvíztűrőtükörfúrógépééééééééééé", -1);
assert_proto_server_fetch_ignored_eof(proto);
log_proto_server_free(proto);
}
static void
test_log_proto_dgram_server_ucs4(void)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
log_proto_server_options_set_encoding(&proto_server_options, "ucs-4");
proto = log_proto_dgram_server_new(
log_transport_mock_endless_records_new(
/* ucs4, terminated by record size */
"\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\x72", 32, /* |...z...t...ű...r| */
/* ucs4, terminated by ucs4 encododed NL at the end */
"\x00\x00\x00\xe1\x00\x00\x00\x72\x00\x00\x00\x76\x00\x00\x00\xed" /* |...á...r...v...í| */
"\x00\x00\x00\x7a\x00\x00\x00\x74\x00\x00\x01\x71\x00\x00\x00\n", 32, /* |...z...t...ű| */
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "árvíztűr", -1);
assert_proto_server_fetch(proto, "árvíztű\n", -1);
log_proto_server_free(proto);
}
static void
test_input_starts_with_continuation(gboolean input_is_stream)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_indented_multiline_server_new(
/* 32 bytes max line length */
(input_is_stream ? log_transport_mock_stream_new : log_transport_mock_records_new)
(
" 01234567\n", -1,
"01234567\n", -1,
"newline\n", -1,
LTM_PADDING,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, " 01234567", -1);
assert_proto_server_fetch(proto, "01234567", -1);
log_proto_server_free(proto);
}
static void
test_multiline_at_eof(gboolean input_is_stream)
{
LogProtoServer *proto;
proto_server_options.max_msg_size = 32;
proto = log_proto_indented_multiline_server_new(
/* 32 bytes max line length */
(input_is_stream ? log_transport_mock_stream_new : log_transport_mock_records_new)
(
"01234567\n", -1,
" 01234567\n", -1,
" end\n", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "01234567\n"
" 01234567\n"
" end", -1);
assert_proto_server_fetch_failure(proto, LPS_EOF, NULL);
log_proto_server_free(proto);
}
Test(log_proto, test_log_proto_framed_server_too_long_line_trimmed_multiple_cycles)
{
LogProtoServer *proto;
/* - accepting one normal sized message
* - trimming a "multi buffer size" message
* - checking with a normal message, that the buffer is still handled correctly.
*/
proto_server_options.max_msg_size = 2;
proto_server_options.trim_large_messages = TRUE;
proto = log_proto_framed_server_new(
log_transport_mock_records_new(
"1 0", -1,
"7 1abcdef", -1,
"1 2", -1,
LTM_EOF),
get_inited_proto_server_options());
assert_proto_server_fetch(proto, "0", 1);
assert_proto_server_fetch(proto, "1a", 2);
assert_proto_server_fetch(proto, "2", 1);
assert_proto_server_fetch_failure(proto, LPS_EOF, NULL);
log_proto_server_free(proto);
}
