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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2011 New Dream Network
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include "gtest/gtest.h"
#include "common/ceph_argparse.h"
#include "include/buffer.h"
#include "include/stringify.h"
#include "include/cephfs/libcephfs.h"
#include "include/fs_types.h"
#include "include/rados/librados.h"
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <sys/uio.h>
#include <iostream>
#include <vector>
#include "json_spirit/json_spirit.h"
#include "include/fs_types.h"
#ifdef __linux__
#include <limits.h>
#include <sys/xattr.h>
#endif
using namespace std;
rados_t cluster;
string key;
int do_mon_command(string s, string *key)
{
char *outs, *outbuf;
size_t outs_len, outbuf_len;
const char *ss = s.c_str();
int r = rados_mon_command(cluster, (const char **)&ss, 1,
0, 0,
&outbuf, &outbuf_len,
&outs, &outs_len);
if (outbuf_len) {
string s(outbuf, outbuf_len);
std::cout << "out: " << s << std::endl;
// parse out the key
json_spirit::mValue v, k;
json_spirit::read_or_throw(s, v);
k = v.get_array()[0].get_obj().find("key")->second;
*key = k.get_str();
std::cout << "key: " << *key << std::endl;
free(outbuf);
} else {
return -CEPHFS_EINVAL;
}
if (outs_len) {
string s(outs, outs_len);
std::cout << "outs: " << s << std::endl;
free(outs);
}
return r;
}
string get_unique_dir(string name)
{
return string("/ceph_test_libcephfs_access.") + name + string(".") + stringify(rand());
}
TEST(AccessTest, Foo) {
string dir = get_unique_dir("foo");
string user = "libcephfs_foo_test." + stringify(rand());
// admin mount to set up test
struct ceph_mount_info *admin;
ASSERT_EQ(0, ceph_create(&admin, NULL));
ASSERT_EQ(0, ceph_conf_read_file(admin, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(admin, NULL));
ASSERT_EQ(0, ceph_mount(admin, "/"));
ASSERT_EQ(0, ceph_mkdir(admin, dir.c_str(), 0755));
// create access key
string key;
ASSERT_EQ(0, do_mon_command(
"{\"prefix\": \"auth get-or-create\", \"entity\": \"client." + user + "\", "
"\"caps\": [\"mon\", \"allow *\", \"osd\", \"allow rw\", "
"\"mds\", \"allow rw\""
"], \"format\": \"json\"}", &key));
struct ceph_mount_info *cmount;
ASSERT_EQ(0, ceph_create(&cmount, user.c_str()));
ASSERT_EQ(0, ceph_conf_read_file(cmount, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(cmount, NULL));
ASSERT_EQ(0, ceph_conf_set(cmount, "key", key.c_str()));
ASSERT_EQ(0, ceph_mount(cmount, "/"));
ceph_shutdown(cmount);
// clean up
ASSERT_EQ(0, ceph_rmdir(admin, dir.c_str()));
ceph_shutdown(admin);
}
TEST(AccessTest, Path) {
string good = get_unique_dir("good");
string bad = get_unique_dir("bad");
string user = "libcephfs_path_test." + stringify(rand());
struct ceph_mount_info *admin;
ASSERT_EQ(0, ceph_create(&admin, NULL));
ASSERT_EQ(0, ceph_conf_read_file(admin, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(admin, NULL));
ASSERT_EQ(0, ceph_mount(admin, "/"));
ASSERT_EQ(0, ceph_mkdir(admin, good.c_str(), 0755));
ASSERT_EQ(0, ceph_mkdir(admin, string(good + "/p").c_str(), 0755));
ASSERT_EQ(0, ceph_mkdir(admin, bad.c_str(), 0755));
ASSERT_EQ(0, ceph_mkdir(admin, string(bad + "/p").c_str(), 0755));
int fd = ceph_open(admin, string(good + "/q").c_str(), O_CREAT|O_WRONLY, 0755);
ceph_close(admin, fd);
fd = ceph_open(admin, string(bad + "/q").c_str(), O_CREAT|O_WRONLY, 0755);
ceph_close(admin, fd);
fd = ceph_open(admin, string(bad + "/z").c_str(), O_CREAT|O_WRONLY, 0755);
ceph_write(admin, fd, "TEST FAILED", 11, 0);
ceph_close(admin, fd);
string key;
ASSERT_EQ(0, do_mon_command(
"{\"prefix\": \"auth get-or-create\", \"entity\": \"client." + user + "\", "
"\"caps\": [\"mon\", \"allow r\", \"osd\", \"allow rwx\", "
"\"mds\", \"allow r, allow rw path=" + good + "\""
"], \"format\": \"json\"}", &key));
struct ceph_mount_info *cmount;
ASSERT_EQ(0, ceph_create(&cmount, user.c_str()));
ASSERT_EQ(0, ceph_conf_read_file(cmount, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(cmount, NULL));
ASSERT_EQ(0, ceph_conf_set(cmount, "key", key.c_str()));
ASSERT_EQ(0, ceph_mount(cmount, "/"));
// allowed
ASSERT_GE(ceph_mkdir(cmount, string(good + "/x").c_str(), 0755), 0);
ASSERT_GE(ceph_rmdir(cmount, string(good + "/p").c_str()), 0);
ASSERT_GE(ceph_unlink(cmount, string(good + "/q").c_str()), 0);
fd = ceph_open(cmount, string(good + "/y").c_str(), O_CREAT|O_WRONLY, 0755);
ASSERT_GE(fd, 0);
ceph_write(cmount, fd, "bar", 3, 0);
ceph_close(cmount, fd);
ASSERT_GE(ceph_unlink(cmount, string(good + "/y").c_str()), 0);
ASSERT_GE(ceph_rmdir(cmount, string(good + "/x").c_str()), 0);
fd = ceph_open(cmount, string(bad + "/z").c_str(), O_RDONLY, 0644);
ASSERT_GE(fd, 0);
ceph_close(cmount, fd);
// not allowed
ASSERT_LT(ceph_mkdir(cmount, string(bad + "/x").c_str(), 0755), 0);
ASSERT_LT(ceph_rmdir(cmount, string(bad + "/p").c_str()), 0);
ASSERT_LT(ceph_unlink(cmount, string(bad + "/q").c_str()), 0);
fd = ceph_open(cmount, string(bad + "/y").c_str(), O_CREAT|O_WRONLY, 0755);
ASSERT_LT(fd, 0);
// unlink open file
fd = ceph_open(cmount, string(good + "/unlinkme").c_str(), O_CREAT|O_WRONLY, 0755);
ceph_unlink(cmount, string(good + "/unlinkme").c_str());
ASSERT_GE(ceph_write(cmount, fd, "foo", 3, 0), 0);
ASSERT_GE(ceph_fchmod(cmount, fd, 0777), 0);
ASSERT_GE(ceph_ftruncate(cmount, fd, 0), 0);
ASSERT_GE(ceph_fsetxattr(cmount, fd, "user.any", "bar", 3, 0), 0);
ceph_close(cmount, fd);
// rename open file
fd = ceph_open(cmount, string(good + "/renameme").c_str(), O_CREAT|O_WRONLY, 0755);
ASSERT_EQ(ceph_rename(admin, string(good + "/renameme").c_str(),
string(bad + "/asdf").c_str()), 0);
ASSERT_GE(ceph_write(cmount, fd, "foo", 3, 0), 0);
ASSERT_GE(ceph_fchmod(cmount, fd, 0777), -CEPHFS_EACCES);
ASSERT_GE(ceph_ftruncate(cmount, fd, 0), -CEPHFS_EACCES);
ASSERT_GE(ceph_fsetxattr(cmount, fd, "user.any", "bar", 3, 0), -CEPHFS_EACCES);
ceph_close(cmount, fd);
ceph_shutdown(cmount);
ASSERT_EQ(0, ceph_unlink(admin, string(bad + "/q").c_str()));
ASSERT_EQ(0, ceph_unlink(admin, string(bad + "/z").c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, string(bad + "/p").c_str()));
ASSERT_EQ(0, ceph_unlink(admin, string(bad + "/asdf").c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, good.c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, bad.c_str()));
ceph_shutdown(admin);
}
TEST(AccessTest, ReadOnly) {
string dir = get_unique_dir("dir");
string dir2 = get_unique_dir("dir2");
string user = "libcephfs_readonly_test." + stringify(rand());
struct ceph_mount_info *admin;
ASSERT_EQ(0, ceph_create(&admin, NULL));
ASSERT_EQ(0, ceph_conf_read_file(admin, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(admin, NULL));
ASSERT_EQ(0, ceph_mount(admin, "/"));
ASSERT_EQ(0, ceph_mkdir(admin, dir.c_str(), 0755));
int fd = ceph_open(admin, string(dir + "/out").c_str(), O_CREAT|O_WRONLY, 0755);
ceph_write(admin, fd, "foo", 3, 0);
ceph_close(admin,fd);
string key;
ASSERT_EQ(0, do_mon_command(
"{\"prefix\": \"auth get-or-create\", \"entity\": \"client." + user + "\", "
"\"caps\": [\"mon\", \"allow r\", \"osd\", \"allow rw\", "
"\"mds\", \"allow r\""
"], \"format\": \"json\"}", &key));
struct ceph_mount_info *cmount;
ASSERT_EQ(0, ceph_create(&cmount, user.c_str()));
ASSERT_EQ(0, ceph_conf_read_file(cmount, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(cmount, NULL));
ASSERT_EQ(0, ceph_conf_set(cmount, "key", key.c_str()));
ASSERT_EQ(0, ceph_mount(cmount, "/"));
// allowed
fd = ceph_open(cmount, string(dir + "/out").c_str(), O_RDONLY, 0644);
ASSERT_GE(fd, 0);
ceph_close(cmount,fd);
// not allowed
fd = ceph_open(cmount, string(dir + "/bar").c_str(), O_CREAT|O_WRONLY, 0755);
ASSERT_LT(fd, 0);
ASSERT_LT(ceph_mkdir(cmount, dir2.c_str(), 0755), 0);
ceph_shutdown(cmount);
ASSERT_EQ(0, ceph_unlink(admin, string(dir + "/out").c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, dir.c_str()));
ceph_shutdown(admin);
}
TEST(AccessTest, User) {
string dir = get_unique_dir("user");
string user = "libcephfs_user_test." + stringify(rand());
// admin mount to set up test
struct ceph_mount_info *admin;
ASSERT_EQ(0, ceph_create(&admin, NULL));
ASSERT_EQ(0, ceph_conf_read_file(admin, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(admin, NULL));
ASSERT_EQ(0, ceph_conf_set(admin, "client_permissions", "0"));
ASSERT_EQ(0, ceph_mount(admin, "/"));
ASSERT_EQ(0, ceph_mkdir(admin, dir.c_str(), 0755));
// create access key
string key;
ASSERT_EQ(0, do_mon_command(
"{\"prefix\": \"auth get-or-create\", \"entity\": \"client." + user + "\", "
"\"caps\": [\"mon\", \"allow *\", \"osd\", \"allow rw\", "
"\"mds\", \"allow rw uid=123 gids=456,789\""
"], \"format\": \"json\"}", &key));
struct ceph_mount_info *cmount;
ASSERT_EQ(0, ceph_create(&cmount, user.c_str()));
ASSERT_EQ(0, ceph_conf_read_file(cmount, NULL));
ASSERT_EQ(0, ceph_conf_parse_env(cmount, NULL));
ASSERT_EQ(0, ceph_conf_set(cmount, "key", key.c_str()));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mount(cmount, "/"));
ASSERT_EQ(0, ceph_init(cmount));
UserPerm *perms = ceph_userperm_new(123, 456, 0, NULL);
ASSERT_NE(nullptr, perms);
ASSERT_EQ(0, ceph_mount_perms_set(cmount, perms));
ceph_userperm_destroy(perms);
ASSERT_EQ(0, ceph_conf_set(cmount, "client_permissions", "0"));
ASSERT_EQ(0, ceph_mount(cmount, "/"));
// user bits
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 0700));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 123, 456));
ASSERT_EQ(0, ceph_mkdir(cmount, string(dir + "/u1").c_str(), 0755));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
// group bits
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 0770));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 456));
ASSERT_EQ(0, ceph_mkdir(cmount, string(dir + "/u2").c_str(), 0755));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 2));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
// user overrides group
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 0470));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 123, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
// other
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 0777));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 1));
ASSERT_EQ(0, ceph_mkdir(cmount, string(dir + "/u3").c_str(), 0755));
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 0770));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
// user and group overrides other
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 07));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 123, 1));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 123, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_mkdir(cmount, string(dir + "/no").c_str(), 0755));
// chown and chgrp
ASSERT_EQ(0, ceph_chmod(admin, dir.c_str(), 0700));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 123, 456));
// FIXME: Re-enable these 789 tests once we can set multiple GIDs via libcephfs/config
// ASSERT_EQ(0, ceph_chown(cmount, dir.c_str(), 123, 789));
ASSERT_EQ(0, ceph_chown(cmount, dir.c_str(), 123, 456));
// ASSERT_EQ(0, ceph_chown(cmount, dir.c_str(), -1, 789));
ASSERT_EQ(0, ceph_chown(cmount, dir.c_str(), -1, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), 123, 1));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), 1, 456));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 1));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), 123, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), 123, -1));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), -1, 456));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 1, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), 123, 456));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), 123, -1));
ASSERT_EQ(-CEPHFS_EACCES, ceph_chown(cmount, dir.c_str(), -1, 456));
ASSERT_EQ(0, ceph_chown(admin, dir.c_str(), 123, 1));
ASSERT_EQ(0, ceph_chown(cmount, dir.c_str(), -1, 456));
// ASSERT_EQ(0, ceph_chown(cmount, dir.c_str(), 123, 789));
ceph_shutdown(cmount);
// clean up
ASSERT_EQ(0, ceph_rmdir(admin, string(dir + "/u1").c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, string(dir + "/u2").c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, string(dir + "/u3").c_str()));
ASSERT_EQ(0, ceph_rmdir(admin, dir.c_str()));
ceph_shutdown(admin);
}
static int update_root_mode()
{
struct ceph_mount_info *admin;
int r = ceph_create(&admin, NULL);
if (r < 0)
return r;
ceph_conf_read_file(admin, NULL);
ceph_conf_parse_env(admin, NULL);
ceph_conf_set(admin, "client_permissions", "false");
r = ceph_mount(admin, "/");
if (r < 0)
goto out;
r = ceph_chmod(admin, "/", 0777);
out:
ceph_shutdown(admin);
return r;
}
int main(int argc, char **argv)
{
int r = update_root_mode();
if (r < 0)
exit(1);
::testing::InitGoogleTest(&argc, argv);
srand(getpid());
r = rados_create(&cluster, NULL);
if (r < 0)
exit(1);
r = rados_conf_read_file(cluster, NULL);
if (r < 0)
exit(1);
rados_conf_parse_env(cluster, NULL);
r = rados_connect(cluster);
if (r < 0)
exit(1);
r = RUN_ALL_TESTS();
rados_shutdown(cluster);
return r;
}
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