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Diffstat (limited to '')
| -rw-r--r-- | tests/libknot/test_tsig.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/tests/libknot/test_tsig.c b/tests/libknot/test_tsig.c new file mode 100644 index 0000000..1a861c6 --- /dev/null +++ b/tests/libknot/test_tsig.c @@ -0,0 +1,204 @@ +/* Copyright (C) 2015 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz> + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, 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, see <http://www.gnu.org/licenses/>. +*/ + +#include <tap/basic.h> +#include <assert.h> +#include <stdbool.h> +#include <string.h> +#include <unistd.h> + +#include "libknot/errcode.h" +#include "libknot/tsig.h" + +static bool key_is_eq(const knot_tsig_key_t *a, const knot_tsig_key_t *b) +{ + if (a == NULL && b == NULL) { + return true; + } + + if (a == NULL || b == NULL) { + return false; + } + + return a->algorithm == b->algorithm && + knot_dname_is_equal(a->name, b->name) && + dnssec_binary_cmp(&a->secret, &b->secret) == 0; +} + +#define test_function(function, msg, expected, ...) \ + knot_tsig_key_t key = { 0 }; \ + int r = function(&key, __VA_ARGS__); \ + ok((r != KNOT_EOK && expected == NULL) || \ + (r == KNOT_EOK && key_is_eq(&key, expected)), \ + "%s: %s", #function, msg); \ + knot_tsig_key_deinit(&key); + +static void test_init(const char *msg, const knot_tsig_key_t *expected, + const char *algo, const char *name, const char *secret) +{ + test_function(knot_tsig_key_init, msg, expected, algo, name, secret); +} + +static void test_init_str(const char *msg, const knot_tsig_key_t *expected, + const char *params) +{ + test_function(knot_tsig_key_init_str, msg, expected, params); +} + +static void test_init_file(const char *msg, const knot_tsig_key_t *expected, + const char *filename) +{ + test_function(knot_tsig_key_init_file, msg, expected, filename); +} + +static void test_init_file_content(const char *msg, + const knot_tsig_key_t *expected, + const char *content) +{ + char filename[] = "testkey.XXXXXX"; + + int fd = mkstemp(filename); + if (fd == -1) { + bail("failed to create temporary file"); + return; + } + + ok(write(fd, content, strlen(content)) != -1, "file write"); + close(fd); + + test_init_file(msg, expected, filename); + + unlink(filename); +} + +int main(int argc, char *argv[]) +{ + plan_lazy(); + + // initialization from parameters + + test_init("missing name", NULL, "hmac-md5", NULL, "Wg=="); + test_init("missing secret", NULL, "hmac-md5", "name", NULL); + test_init("invalid HMAC", NULL, "hmac-sha11", "name", "Wg=="); + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA256, + .name = (uint8_t *)"\x3""key""\x4""name", + .secret.size = 1, + .secret.data = (uint8_t *)"\x5a" + }; + test_init("default algorithm", &key, NULL, "key.name", "Wg=="); + } + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA1, + .name = (uint8_t *)"\x4""knot""\x3""dns", + .secret.size = 6, + .secret.data = (uint8_t *)"secret" + }; + test_init("sha1", &key, "hmac-sha1", "knot.dns.", "c2VjcmV0"); + } + + // initialization from string + + test_init_str("missing value", NULL, NULL); + test_init_str("malformed", NULL, "this is malformed"); + test_init_str("invalid HMAC", NULL, "hmac-sha51299:key:Wg=="); + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA256, + .name = (uint8_t *)"\x4""tsig""\x3""key", + .secret.size = 9, + .secret.data = (uint8_t *)"bananakey" + }; + test_init_str("default algorithm", &key, "tsig.key:YmFuYW5ha2V5"); + } + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA384, + .name = (uint8_t *)"\x6""strong""\x3""key", + .secret.size = 8, + .secret.data = (uint8_t *)"applekey" + }; + test_init_str("sha384", &key, "hmac-sha384:strong.KEY:YXBwbGVrZXk="); + } + + // initialization from a file + + test_init_file("no filename", NULL, NULL); + test_init_file("not-existing", NULL, "/this-really-should-not-exist"); + test_init_file_content("malformed content", NULL, "malformed\n"); + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA512, + .name = (uint8_t *)"\x6""django""\x3""one", + .secret.size = 40, + .secret.data = (uint8_t *)"Who's that stumbling around in the dark?" + }; + test_init_file_content("sha512", &key, + "hmac-sha512:django.one:V2hvJ3MgdGhhdCB" + "zdHVtYmxpbmcgYXJvdW5kIGluIHRoZSBkYXJrP" + "w==\n\n\n"); + } + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA512, + .name = (uint8_t *)"\x6""django""\x3""two", + .secret.size = 22, + .secret.data = (uint8_t *)"Prepare to get winged!" + }; + test_init_file_content("sha512 without newline", &key, + "hmac-sha512:django.two:UHJlcGFyZSB0byB" + "nZXQgd2luZ2VkIQ=="); + } + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA1, + .name = (uint8_t *)"\x4""test", + .secret.size = 1, + .secret.data = (uint8_t *)"\x5a" + }; + test_init_file_content("leading and trailing white spaces", &key, + "\thmac-sha1:test:Wg== \n"); + } + + // tsig key duplication + + { + static const knot_tsig_key_t key = { + .algorithm = DNSSEC_TSIG_HMAC_SHA1, + .name = (uint8_t *)"\x4""copy""\x2""me", + .secret.size = 6, + .secret.data = (uint8_t *)"orange" + }; + + knot_tsig_key_t copy = { 0 }; + int r; + + r = knot_tsig_key_copy(NULL, &key); + ok(r != KNOT_EOK, "knot_tsig_key_copy: no destination"); + r = knot_tsig_key_copy(©, NULL); + ok(r != KNOT_EOK, "knot_tsig_key_copy: no source"); + r = knot_tsig_key_copy(©, &key); + ok(r == KNOT_EOK && key_is_eq(©, &key) && + copy.secret.data != key.secret.data && copy.name != key.name, + "knot_tsig_key_copy: simple copy"); + + knot_tsig_key_deinit(©); + } + + return 0; +} |