/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*======
This file is part of PerconaFT.


Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.

    PerconaFT 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.

    PerconaFT 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 PerconaFT.  If not, see <http://www.gnu.org/licenses/>.

----------------------------------------

    PerconaFT is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License, version 3,
    as published by the Free Software Foundation.

    PerconaFT 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 Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.
======= */

#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."

#include "test.h"
#include <db.h>
#include <sys/stat.h>

#include "test.h"

static void
test_env (const char *envdir0, const char *envdir1, int expect_open_return) {
    int r;
    toku_os_recursive_delete(envdir0);
    r = toku_os_mkdir(envdir0, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    if (strcmp(envdir0, envdir1) != 0) {
        toku_os_recursive_delete(envdir1);
        r = toku_os_mkdir(envdir1, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);
    }
    DB_ENV *env;
    r = db_env_create(&env, 0);
        CKERR(r);
    r = env->set_redzone(env, 0);
        CKERR(r);
    int envflags = DB_INIT_LOCK | DB_INIT_MPOOL | DB_INIT_TXN | DB_CREATE | DB_PRIVATE | DB_RECOVER;
    r = env->open(env, envdir0, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);

    DB_ENV *env2;
    r = db_env_create(&env2, 0);
        CKERR(r);
    r = env2->set_redzone(env2, 0);
        CKERR(r);
    r = env2->open(env2, envdir1, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR2(r, expect_open_return);

    r = env->close(env, 0);
        CKERR(r);

    if (expect_open_return != 0) {
        r = env2->open(env2, envdir1, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);
    }

    r = env2->close(env2, 0);
        CKERR(r);
}

static void
test_datadir (const char *envdir0, const char *datadir0, const char *envdir1, const char *datadir1, int expect_open_return) {
    char s[256];

    int r;
    sprintf(s, "rm -rf %s", envdir0);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(envdir0, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    sprintf(s, "rm -rf %s", datadir0);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(datadir0, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    sprintf(s, "rm -rf %s", envdir1);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(envdir1, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    sprintf(s, "rm -rf %s", datadir1);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(datadir1, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);

    DB_ENV *env;
    r = db_env_create(&env, 0);
        CKERR(r);
    r = env->set_redzone(env, 0);
        CKERR(r);
    r = env->set_data_dir(env, datadir0);
        CKERR(r);
    int envflags = DB_INIT_LOCK | DB_INIT_MPOOL | DB_INIT_TXN | DB_CREATE | DB_PRIVATE | DB_RECOVER;
    r = env->open(env, envdir0, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);

    DB_ENV *env2;
    r = db_env_create(&env2, 0);
        CKERR(r);
    r = env2->set_redzone(env2, 0);
        CKERR(r);
    r = env2->set_data_dir(env2, datadir1);
        CKERR(r);
    r = env2->open(env2, envdir1, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR2(r, expect_open_return);

    r = env->close(env, 0);
        CKERR(r);

    if (expect_open_return != 0) {
        r = env2->open(env2, envdir1, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);
    }

    r = env2->close(env2, 0);
        CKERR(r);
}
static void
test_logdir (const char *envdir0, const char *datadir0, const char *envdir1, const char *datadir1, int expect_open_return) {
    char s[256];

    int r;
    sprintf(s, "rm -rf %s", envdir0);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(envdir0, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    sprintf(s, "rm -rf %s", datadir0);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(datadir0, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    sprintf(s, "rm -rf %s", envdir1);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(envdir1, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);
    sprintf(s, "rm -rf %s", datadir1);
    r = system(s);
    CKERR(r);
    r = toku_os_mkdir(datadir1, S_IRWXU+S_IRWXG+S_IRWXO);
    CKERR(r);

    DB_ENV *env;
    r = db_env_create(&env, 0);
        CKERR(r);
    r = env->set_redzone(env, 0);
        CKERR(r);
    r = env->set_lg_dir(env, datadir0);
        CKERR(r);
    int envflags = DB_INIT_LOCK | DB_INIT_MPOOL | DB_INIT_TXN | DB_CREATE | DB_PRIVATE | DB_RECOVER;
    r = env->open(env, envdir0, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);

    DB_ENV *env2;
    r = db_env_create(&env2, 0);
        CKERR(r);
    r = env2->set_redzone(env2, 0);
        CKERR(r);
    r = env2->set_lg_dir(env2, datadir1);
        CKERR(r);
    r = env2->open(env2, envdir1, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR2(r, expect_open_return);

    r = env->close(env, 0);
        CKERR(r);

    if (expect_open_return != 0) {
        r = env2->open(env2, envdir1, envflags, S_IRWXU+S_IRWXG+S_IRWXO);
        CKERR(r);
    }

    r = env2->close(env2, 0);
        CKERR(r);
}

int
test_main (int argc, char * const argv[]) {
    parse_args(argc, argv);

    toku_os_recursive_delete(TOKU_TEST_FILENAME);
    int r = toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU|S_IRWXG|S_IRWXO);
    assert_zero(r);

    char env0[TOKU_PATH_MAX+1];
    char env1[TOKU_PATH_MAX+1];
    toku_path_join(env0, 2, TOKU_TEST_FILENAME, "e0");
    toku_path_join(env1, 2, TOKU_TEST_FILENAME, "e1");
    test_env(env0, env1, 0);
    test_env(env0, env0, EWOULDBLOCK);
    char wd[TOKU_PATH_MAX+1];
    char *cwd = getcwd(wd, sizeof wd);
    assert(cwd != nullptr);
    char data0[TOKU_PATH_MAX+1];
    toku_path_join(data0, 3, cwd, TOKU_TEST_FILENAME, "d0");
    char data1[TOKU_PATH_MAX+1];
    toku_path_join(data1, 3, cwd, TOKU_TEST_FILENAME, "d1");
    test_datadir(env0, data0, env1, data1, 0);
    test_datadir(env0, data0, env1, data0, EWOULDBLOCK);
    test_logdir(env0, data0, env1, data1, 0);
    test_logdir(env0, data0, env1, data0, EWOULDBLOCK);

    toku_os_recursive_delete(env0);
    toku_os_recursive_delete(env1);
    toku_os_recursive_delete(data0);
    toku_os_recursive_delete(data1);

    return 0;
}