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/*
* Copyright (c) 2015-2019 Balabit
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*/
#include <criterion/criterion.h>
#include "scanner/kv-scanner/kv-scanner.h"
#include "linux-audit-parser.h"
#include "apphook.h"
#include "scratch-buffers.h"
KVScanner kv_scanner;
static void
assert_no_more_tokens(void)
{
cr_assert_not(kv_scanner_scan_next(&kv_scanner), "kv_scanner is expected to return no more key-value pairs");
}
static void
scan_next_token(void)
{
cr_assert(kv_scanner_scan_next(&kv_scanner), "kv_scanner is expected to return TRUE for scan_next");
}
static void
assert_current_key_is(const gchar *expected_key)
{
const gchar *key = kv_scanner_get_current_key(&kv_scanner);
cr_assert_str_eq(key, expected_key, "current key mismatch, key: %s, expected_key: %s", key, expected_key);
}
static void
assert_current_value_is(const gchar *expected_value)
{
const gchar *value = kv_scanner_get_current_value(&kv_scanner);
cr_assert_str_eq(value, expected_value, "current value mismatch, value: %s, expected_value: %s",
value, expected_value);
}
static void
assert_current_kv_is(const gchar *expected_key, const gchar *expected_value)
{
assert_current_key_is(expected_key);
assert_current_value_is(expected_value);
}
static void
assert_next_kv_is(const gchar *expected_key, const gchar *expected_value)
{
scan_next_token();
assert_current_kv_is(expected_key, expected_value);
}
void
setup(void)
{
app_startup();
kv_scanner_init(&kv_scanner, '=', 0, FALSE);
kv_scanner_set_transform_value(&kv_scanner, parse_linux_audit_style_hexdump);
}
void
teardown(void)
{
scratch_buffers_explicit_gc();
app_shutdown();
}
Test(linux_audit_scanner, test_audit_style_hex_dump_is_not_decoded, .description = "not decoded as no characters to be"
"escaped, kernel only escapes stuff below 0x21, above 0x7e and the quote character")
{
kv_scanner_input(&kv_scanner, "proctitle=41607E");
assert_next_kv_is("proctitle", "41607E");
assert_no_more_tokens();
}
Test(linux_audit_scanner, test_audit_style_hex_dump_is_decoded)
{
kv_scanner_input(&kv_scanner, "proctitle=412042");
assert_next_kv_is("proctitle", "A B");
assert_no_more_tokens();
kv_scanner_input(&kv_scanner, "proctitle=C3A17276C3AD7A74C5B172C59174C3BC6BC3B67266C3BA72C3B367C3A970");
assert_next_kv_is("proctitle", "árvíztűrőtükörfúrógép");
assert_no_more_tokens();
kv_scanner_input(&kv_scanner, "proctitle=2F62696E2F7368002D65002F6574632F696E69742E642F706F737466697800737461747573");
assert_next_kv_is("proctitle", "/bin/sh\t-e\t/etc/init.d/postfix\tstatus");
assert_no_more_tokens();
kv_scanner_input(&kv_scanner, "a1=2F62696E2F7368202D6C");
assert_next_kv_is("a1", "/bin/sh -l");
assert_no_more_tokens();
}
Test(linux_audit_scanner, test_audit_style_hex_dump_is_not_decoded_odd, .description = "odd number of chars")
{
kv_scanner_input(&kv_scanner, "proctitle=41204");
assert_next_kv_is("proctitle", "41204");
assert_no_more_tokens();
}
TestSuite(linux_audit_scanner, .init = setup, .fini = teardown);
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