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#include "config.h"
#define LIBSSH_STATIC
#include "torture.h"
#include "torture_key.h"
#include "legacy.c"
#define LIBSSH_RSA_TESTKEY "libssh_testkey.id_rsa"
#ifdef HAVE_DSA
#define LIBSSH_DSA_TESTKEY "libssh_testkey.id_dsa"
#endif
static int setup_rsa_key(void **state)
{
ssh_session session;
unlink(LIBSSH_RSA_TESTKEY);
unlink(LIBSSH_RSA_TESTKEY ".pub");
torture_write_file(LIBSSH_RSA_TESTKEY,
torture_get_testkey(SSH_KEYTYPE_RSA, 0));
torture_write_file(LIBSSH_RSA_TESTKEY ".pub",
torture_get_testkey_pub(SSH_KEYTYPE_RSA));
session = ssh_new();
*state = session;
return 0;
}
#ifdef HAVE_DSA
static int setup_dsa_key(void **state)
{
ssh_session session;
unlink(LIBSSH_DSA_TESTKEY);
unlink(LIBSSH_DSA_TESTKEY ".pub");
torture_write_file(LIBSSH_DSA_TESTKEY,
torture_get_testkey(SSH_KEYTYPE_DSS, 0));
torture_write_file(LIBSSH_DSA_TESTKEY ".pub",
torture_get_testkey_pub(SSH_KEYTYPE_DSS));
session = ssh_new();
*state = session;
return 0;
}
#endif
static int setup_both_keys(void **state) {
int rc;
rc = setup_rsa_key(state);
if (rc != 0) {
return rc;
}
#ifdef HAVE_DSA
ssh_free(*state);
rc = setup_dsa_key(state);
#endif
return rc;
}
static int setup_both_keys_passphrase(void **state)
{
ssh_session session;
torture_write_file(LIBSSH_RSA_TESTKEY,
torture_get_testkey(SSH_KEYTYPE_RSA, 1));
torture_write_file(LIBSSH_RSA_TESTKEY ".pub",
torture_get_testkey_pub(SSH_KEYTYPE_RSA));
#ifdef HAVE_DSA
torture_write_file(LIBSSH_DSA_TESTKEY,
torture_get_testkey(SSH_KEYTYPE_DSS, 1));
torture_write_file(LIBSSH_DSA_TESTKEY ".pub",
torture_get_testkey_pub(SSH_KEYTYPE_DSS));
#endif
session = ssh_new();
*state = session;
return 0;
}
static int teardown(void **state)
{
#ifdef HAVE_DSA
unlink(LIBSSH_DSA_TESTKEY);
unlink(LIBSSH_DSA_TESTKEY ".pub");
#endif
unlink(LIBSSH_RSA_TESTKEY);
unlink(LIBSSH_RSA_TESTKEY ".pub");
ssh_free(*state);
return 0;
}
static void torture_pubkey_from_file(void **state) {
ssh_session session = *state;
ssh_string pubkey = NULL;
int type, rc;
rc = ssh_try_publickey_from_file(session, LIBSSH_RSA_TESTKEY, &pubkey, &type);
assert_true(rc == 0);
SSH_STRING_FREE(pubkey);
/* test if it returns 1 if pubkey doesn't exist */
unlink(LIBSSH_RSA_TESTKEY ".pub");
rc = ssh_try_publickey_from_file(session, LIBSSH_RSA_TESTKEY, &pubkey, &type);
assert_true(rc == 1);
/* This free is unnecessary, but the static analyser does not know */
SSH_STRING_FREE(pubkey);
/* test if it returns -1 if privkey doesn't exist */
unlink(LIBSSH_RSA_TESTKEY);
rc = ssh_try_publickey_from_file(session, LIBSSH_RSA_TESTKEY, &pubkey, &type);
assert_true(rc == -1);
/* This free is unnecessary, but the static analyser does not know */
SSH_STRING_FREE(pubkey);
}
static int torture_read_one_line(const char *filename, char *buffer, size_t len)
{
FILE *fp;
size_t nmemb;
fp = fopen(filename, "r");
if (fp == NULL) {
return -1;
}
nmemb = fread(buffer, len - 2, 1, fp);
if (nmemb != 0 || ferror(fp)) {
fclose(fp);
return -1;
}
buffer[len - 1] = '\0';
fclose(fp);
return 0;
}
static void torture_pubkey_generate_from_privkey(void **state) {
ssh_session session = *state;
ssh_private_key privkey = NULL;
ssh_public_key pubkey = NULL;
ssh_string pubkey_orig = NULL;
ssh_string pubkey_new = NULL;
char pubkey_line_orig[512] = {0};
char pubkey_line_new[512] = {0};
char *p;
int type_orig = 0;
int type_new = 0;
int rc;
/* read the publickey */
rc = ssh_try_publickey_from_file(session, LIBSSH_RSA_TESTKEY, &pubkey_orig,
&type_orig);
assert_true(rc == 0);
assert_non_null(pubkey_orig);
rc = torture_read_one_line(LIBSSH_RSA_TESTKEY ".pub", pubkey_line_orig,
sizeof(pubkey_line_orig));
assert_true(rc == 0);
/* remove the public key, generate it from the private key and write it. */
unlink(LIBSSH_RSA_TESTKEY ".pub");
privkey = privatekey_from_file(session, LIBSSH_RSA_TESTKEY, 0, NULL);
assert_non_null(privkey);
pubkey = publickey_from_privatekey(privkey);
assert_non_null(pubkey);
type_new = privkey->type;
privatekey_free(privkey);
pubkey_new = publickey_to_string(pubkey);
publickey_free(pubkey);
assert_non_null(pubkey_new);
assert_true(ssh_string_len(pubkey_orig) == ssh_string_len(pubkey_new));
assert_memory_equal(ssh_string_data(pubkey_orig),
ssh_string_data(pubkey_new),
ssh_string_len(pubkey_orig));
rc = ssh_publickey_to_file(session, LIBSSH_RSA_TESTKEY ".pub", pubkey_new, type_new);
assert_true(rc == 0);
rc = torture_read_one_line(LIBSSH_RSA_TESTKEY ".pub", pubkey_line_new,
sizeof(pubkey_line_new));
assert_true(rc == 0);
/* do not compare hostname */
p = strrchr(pubkey_line_orig, ' ');
if (p != NULL) {
*p = '\0';
}
p = strrchr(pubkey_line_new, ' ');
if (p != NULL) {
*p = '\0';
}
assert_string_equal(pubkey_line_orig, pubkey_line_new);
SSH_STRING_FREE(pubkey_orig);
SSH_STRING_FREE(pubkey_new);
}
/**
* @brief tests the privatekey_from_file function without passphrase
*/
static void torture_privatekey_from_file(void **state) {
ssh_session session = *state;
ssh_private_key key = NULL;
key = privatekey_from_file(session, LIBSSH_RSA_TESTKEY, SSH_KEYTYPE_RSA, NULL);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#ifdef HAVE_DSA
key = privatekey_from_file(session, LIBSSH_DSA_TESTKEY, SSH_KEYTYPE_DSS, NULL);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#endif
/* Test the automatic type discovery */
key = privatekey_from_file(session, LIBSSH_RSA_TESTKEY, 0, NULL);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#ifdef HAVE_DSA
key = privatekey_from_file(session, LIBSSH_DSA_TESTKEY, 0, NULL);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#endif
}
/**
* @brief tests the privatekey_from_file function with passphrase
*/
static void torture_privatekey_from_file_passphrase(void **state) {
ssh_session session = *state;
ssh_private_key key = NULL;
key = privatekey_from_file(session, LIBSSH_RSA_TESTKEY, SSH_KEYTYPE_RSA, TORTURE_TESTKEY_PASSWORD);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#ifdef HAVE_DSA
key = privatekey_from_file(session, LIBSSH_DSA_TESTKEY, SSH_KEYTYPE_DSS, TORTURE_TESTKEY_PASSWORD);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#endif
/* Test the automatic type discovery */
key = privatekey_from_file(session, LIBSSH_RSA_TESTKEY, 0, TORTURE_TESTKEY_PASSWORD);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#ifdef HAVE_DSA
key = privatekey_from_file(session, LIBSSH_DSA_TESTKEY, 0, TORTURE_TESTKEY_PASSWORD);
assert_non_null(key);
if (key != NULL) {
privatekey_free(key);
key = NULL;
}
#endif
}
int torture_run_tests(void) {
int rc;
struct CMUnitTest tests[] = {
cmocka_unit_test_setup_teardown(torture_pubkey_from_file,
setup_rsa_key,
teardown),
cmocka_unit_test_setup_teardown(torture_pubkey_generate_from_privkey,
setup_rsa_key,
teardown),
cmocka_unit_test_setup_teardown(torture_privatekey_from_file,
setup_both_keys,
teardown),
cmocka_unit_test_setup_teardown(torture_privatekey_from_file_passphrase,
setup_both_keys_passphrase,
teardown),
};
ssh_init();
torture_filter_tests(tests);
rc = cmocka_run_group_tests(tests, NULL, NULL);
ssh_finalize();
return rc;
}
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