tests/test_public_key_auth_fails_with_wrong_key.c

#include "session_fixture.h"

#include <libssh2.h>

#include <stdio.h>

const char *USERNAME = "libssh2"; /* configured in Dockerfile */
const char *KEY_FILE_PRIVATE = "key_dsa_wrong";
const char *KEY_FILE_PUBLIC = "key_dsa_wrong.pub";

int test(LIBSSH2_SESSION *session)
{
    int rc;

    const char *userauth_list =
        libssh2_userauth_list(session, USERNAME, strlen(USERNAME));
    if (userauth_list == NULL) {
        print_last_session_error("libssh2_userauth_list");
        return 1;
    }

    if (strstr(userauth_list, "publickey") == NULL) {
        fprintf(stderr, "'publickey' was expected in userauth list: %s\n",
                userauth_list);
        return 1;
    }

    rc = libssh2_userauth_publickey_fromfile_ex(
        session, USERNAME, strlen(USERNAME), KEY_FILE_PUBLIC, KEY_FILE_PRIVATE,
        NULL);
    if (rc == 0) {
        fprintf(stderr, "Public-key auth succeeded with wrong key\n");
        return 1;
    }

    return 0;
}