456 строки
12 KiB
C
456 строки
12 KiB
C
#define LIBSSH_STATIC
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#include "torture.h"
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#include "pki.c"
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#include <sys/stat.h>
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#include <fcntl.h>
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#define LIBSSH_RSA_TESTKEY "libssh_testkey.id_rsa"
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#define LIBSSH_DSA_TESTKEY "libssh_testkey.id_dsa"
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#define LIBSSH_PASSPHRASE "libssh-rocks"
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static void setup_rsa_key(void **state) {
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int rc;
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(void) state; /* unused */
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unlink(LIBSSH_RSA_TESTKEY);
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unlink(LIBSSH_RSA_TESTKEY ".pub");
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rc = system("ssh-keygen -t rsa -q -N \"\" -f " LIBSSH_RSA_TESTKEY);
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assert_true(rc == 0);
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}
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static void setup_dsa_key(void **state) {
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int rc;
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(void) state; /* unused */
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unlink(LIBSSH_DSA_TESTKEY);
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unlink(LIBSSH_DSA_TESTKEY ".pub");
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rc = system("ssh-keygen -t dsa -q -N \"\" -f " LIBSSH_DSA_TESTKEY);
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assert_true(rc == 0);
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}
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static void setup_both_keys(void **state) {
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(void) state; /* unused */
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setup_rsa_key(state);
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setup_dsa_key(state);
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}
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static void setup_both_keys_passphrase(void **state) {
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int rc;
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(void) state; /* unused */
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rc = system("ssh-keygen -t rsa -q -N " LIBSSH_PASSPHRASE " -f " LIBSSH_RSA_TESTKEY);
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assert_true(rc == 0);
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rc = system("ssh-keygen -t dsa -q -N " LIBSSH_PASSPHRASE " -f " LIBSSH_DSA_TESTKEY);
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assert_true(rc == 0);
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}
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static void teardown(void **state) {
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unlink(LIBSSH_DSA_TESTKEY);
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unlink(LIBSSH_DSA_TESTKEY ".pub");
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unlink(LIBSSH_RSA_TESTKEY);
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unlink(LIBSSH_RSA_TESTKEY ".pub");
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ssh_free(*state);
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}
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static char *read_file(const char *filename) {
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char *key;
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int fd;
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int size;
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struct stat buf;
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assert_true(filename != NULL);
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assert_true(*filename != '\0');
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stat(filename, &buf);
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key = malloc(buf.st_size + 1);
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assert_true(key != NULL);
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fd = open(filename, O_RDONLY);
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assert_true(fd >= 0);
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size = read(fd, key, buf.st_size);
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assert_true(size == buf.st_size);
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close(fd);
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key[size] = '\0';
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return key;
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}
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static int torture_read_one_line(const char *filename, char *buffer, size_t len) {
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FILE *fp;
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size_t rc;
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fp = fopen(filename, "r");
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if (fp == NULL) {
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return -1;
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}
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rc = fread(buffer, len, 1, fp);
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if (rc != 0 || ferror(fp)) {
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fclose(fp);
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return -1;
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}
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fclose(fp);
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return 0;
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}
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static void torture_pki_import_privkey_base64_RSA(void **state) {
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int rc;
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char *key_str;
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ssh_key key;
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const char *passphrase = LIBSSH_PASSPHRASE;
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enum ssh_keytypes_e type;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_RSA_TESTKEY);
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assert_true(key_str != NULL);
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key);
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assert_true(rc == 0);
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type = ssh_key_type(key);
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assert_true(type == SSH_KEYTYPE_RSA);
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rc = ssh_key_is_public(key);
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assert_true(rc == 1);
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free(key_str);
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ssh_key_free(key);
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}
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static void torture_pki_import_privkey_base64_NULL_key(void **state) {
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int rc;
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char *key_str;
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ssh_key key;
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const char *passphrase = LIBSSH_PASSPHRASE;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_RSA_TESTKEY);
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assert_true(key_str != NULL);
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key = ssh_key_new();
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assert_true(key != NULL);
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/* test if it returns -1 if key is NULL */
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, NULL);
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assert_true(rc == -1);
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free(key_str);
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ssh_key_free(key);
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}
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static void torture_pki_import_privkey_base64_NULL_str(void **state) {
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int rc;
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char *key_str;
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ssh_key key = NULL;
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const char *passphrase = LIBSSH_PASSPHRASE;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_RSA_TESTKEY);
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assert_true(key_str != NULL);
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/* test if it returns -1 if key_str is NULL */
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rc = ssh_pki_import_privkey_base64(NULL, passphrase, NULL, NULL, &key);
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assert_true(rc == -1);
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free(key_str);
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ssh_key_free(key);
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}
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static void torture_pki_import_privkey_base64_DSA(void **state) {
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int rc;
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char *key_str;
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ssh_key key;
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const char *passphrase = LIBSSH_PASSPHRASE;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_DSA_TESTKEY);
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assert_true(key_str != NULL);
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key);
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assert_true(rc == 0);
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free(key_str);
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ssh_key_free(key);
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}
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static void torture_pki_import_privkey_base64_passphrase(void **state) {
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int rc;
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char *key_str;
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ssh_key key = NULL;
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const char *passphrase = LIBSSH_PASSPHRASE;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_RSA_TESTKEY);
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assert_true(key_str != NULL);
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key);
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assert_true(rc == 0);
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ssh_key_free(key);
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/* test if it returns -1 if passphrase is wrong */
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rc = ssh_pki_import_privkey_base64(key_str, "wrong passphrase !!", NULL,
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NULL, &key);
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assert_true(rc == -1);
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#ifndef HAVE_LIBCRYPTO
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/* test if it returns -1 if passphrase is NULL */
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/* libcrypto asks for a passphrase, so skip this test */
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rc = ssh_pki_import_privkey_base64(key_str, NULL, NULL, NULL, &key);
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assert_true(rc == -1);
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#endif
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free(key_str);
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/* same for DSA */
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key_str = read_file(LIBSSH_DSA_TESTKEY);
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assert_true(key_str != NULL);
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key);
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assert_true(rc == 0);
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ssh_key_free(key);
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/* test if it returns -1 if passphrase is wrong */
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rc = ssh_pki_import_privkey_base64(key_str, "wrong passphrase !!", NULL, NULL, &key);
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assert_true(rc == -1);
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#ifndef HAVE_LIBCRYPTO
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/* test if it returns -1 if passphrase is NULL */
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/* libcrypto asks for a passphrase, so skip this test */
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rc = ssh_pki_import_privkey_base64(key_str, NULL, NULL, NULL, &key);
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assert_true(rc == -1);
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#endif
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free(key_str);
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}
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static void torture_pki_pki_publickey_from_privatekey_RSA(void **state) {
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int rc;
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char *key_str;
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ssh_key key;
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ssh_key pubkey;
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const char *passphrase = NULL;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_RSA_TESTKEY);
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assert_true(key_str != NULL);
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key);
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assert_true(rc == 0);
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pubkey = ssh_pki_publickey_from_privatekey(key);
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assert_true(pubkey != NULL);
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free(key_str);
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ssh_key_free(key);
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ssh_key_free(pubkey);
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}
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static void torture_pki_pki_publickey_from_privatekey_DSA(void **state) {
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int rc;
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char *key_str;
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ssh_key key;
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ssh_key pubkey;
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const char *passphrase = NULL;
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(void) state; /* unused */
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key_str = read_file(LIBSSH_DSA_TESTKEY);
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assert_true(key_str != NULL);
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rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key);
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assert_true(rc == 0);
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pubkey = ssh_pki_publickey_from_privatekey(key);
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assert_true(pubkey != NULL);
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free(key_str);
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ssh_key_free(key);
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ssh_key_free(pubkey);
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}
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static void torture_pki_publickey_dsa_base64(void **state)
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{
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enum ssh_keytypes_e type;
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char *b64_key, *key_buf, *p;
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const char *q;
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ssh_key key;
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int rc;
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(void) state; /* unused */
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key_buf = read_file(LIBSSH_DSA_TESTKEY ".pub");
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assert_true(key_buf != NULL);
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q = p = key_buf;
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while (*p != ' ') p++;
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*p = '\0';
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type = ssh_key_type_from_name(q);
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assert_true(type == SSH_KEYTYPE_DSS);
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q = ++p;
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while (*p != ' ') p++;
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*p = '\0';
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rc = ssh_pki_import_pubkey_base64(q, type, &key);
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assert_true(rc == 0);
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rc = ssh_pki_export_publickey_base64(key, &b64_key);
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assert_true(rc == 0);
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assert_string_equal(q, b64_key);
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free(b64_key);
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free(key_buf);
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ssh_key_free(key);
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}
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static void torture_pki_publickey_rsa_base64(void **state)
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{
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enum ssh_keytypes_e type;
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char *b64_key, *key_buf, *p;
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const char *q;
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ssh_key key;
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int rc;
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(void) state; /* unused */
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key_buf = read_file(LIBSSH_RSA_TESTKEY ".pub");
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assert_true(key_buf != NULL);
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q = p = key_buf;
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while (*p != ' ') p++;
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*p = '\0';
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type = ssh_key_type_from_name(q);
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assert_true(((type == SSH_KEYTYPE_RSA) ||
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(type == SSH_KEYTYPE_RSA1)));
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q = ++p;
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while (*p != ' ') p++;
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*p = '\0';
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rc = ssh_pki_import_pubkey_base64(q, type, &key);
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assert_true(rc == 0);
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rc = ssh_pki_export_publickey_base64(key, &b64_key);
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assert_true(rc == 0);
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assert_string_equal(q, b64_key);
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free(b64_key);
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free(key_buf);
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ssh_key_free(key);
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}
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static void torture_generate_pubkey_from_privkey(void **state) {
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char pubkey_original[4096] = {0};
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char pubkey_generated[4096] = {0};
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ssh_key privkey;
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ssh_key pubkey;
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int rc;
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(void) state; /* unused */
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rc = torture_read_one_line(LIBSSH_DSA_TESTKEY ".pub",
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pubkey_original,
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sizeof(pubkey_original));
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assert_true(rc == 0);
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/* remove the public key, generate it from the private key and write it. */
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unlink(LIBSSH_RSA_TESTKEY ".pub");
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rc = ssh_pki_import_privkey_file(LIBSSH_DSA_TESTKEY,
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NULL,
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NULL,
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NULL,
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&privkey);
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assert_true(rc == 0);
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pubkey = ssh_pki_publickey_from_privatekey(privkey);
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assert_true(pubkey != NULL);
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rc = ssh_pki_export_publickey_file(pubkey, LIBSSH_DSA_TESTKEY ".pub");
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assert_true(rc == 0);
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rc = torture_read_one_line(LIBSSH_DSA_TESTKEY ".pub",
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pubkey_generated,
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sizeof(pubkey_generated));
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assert_true(rc == 0);
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assert_string_equal(pubkey_original, pubkey_generated);
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ssh_key_free(privkey);
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ssh_key_free(pubkey);
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}
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int torture_run_tests(void) {
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int rc;
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const UnitTest tests[] = {
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/* ssh_pki_import_privkey_base64 */
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unit_test_setup_teardown(torture_pki_import_privkey_base64_NULL_key,
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setup_rsa_key,
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teardown),
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unit_test_setup_teardown(torture_pki_import_privkey_base64_NULL_str,
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setup_rsa_key,
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teardown),
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unit_test_setup_teardown(torture_pki_import_privkey_base64_RSA,
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setup_rsa_key,
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teardown),
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unit_test_setup_teardown(torture_pki_import_privkey_base64_DSA,
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setup_dsa_key,
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teardown),
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unit_test_setup_teardown(torture_pki_import_privkey_base64_passphrase,
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setup_both_keys_passphrase,
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teardown),
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/* ssh_pki_publickey_from_privatekey */
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unit_test_setup_teardown(torture_pki_pki_publickey_from_privatekey_RSA,
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setup_rsa_key,
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teardown),
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unit_test_setup_teardown(torture_pki_pki_publickey_from_privatekey_DSA,
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setup_dsa_key,
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teardown),
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/* public key */
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unit_test_setup_teardown(torture_pki_publickey_dsa_base64,
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setup_dsa_key,
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teardown),
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unit_test_setup_teardown(torture_pki_publickey_rsa_base64,
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setup_rsa_key,
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teardown),
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unit_test_setup_teardown(torture_generate_pubkey_from_privkey,
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setup_dsa_key,
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teardown),
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};
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(void)setup_both_keys;
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ssh_init();
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rc=run_tests(tests);
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ssh_finalize();
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return rc;
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}
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