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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 "include/int_types.h"
#include "gtest/gtest.h"
#include "include/compat.h"
#include "include/ceph_fs.h"
#include "include/cephfs/libcephfs.h"
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#ifdef __linux__
#include <sys/xattr.h>
#endif
#include <signal.h>
TEST(Caps, ReadZero) {
int mypid = getpid();
struct ceph_mount_info *cmount;
ASSERT_EQ(0, ceph_create(&cmount, NULL));
ASSERT_EQ(0, ceph_conf_read_file(cmount, NULL));
ASSERT_EQ(0, ceph_mount(cmount, "/"));
int i = 0;
for(; i < 30; ++i) {
char c_path[1024];
sprintf(c_path, "/caps_rzfile_%d_%d", mypid, i);
int fd = ceph_open(cmount, c_path, O_CREAT|O_TRUNC|O_WRONLY, 0644);
ASSERT_LT(0, fd);
int expect = CEPH_CAP_FILE_EXCL | CEPH_CAP_FILE_WR | CEPH_CAP_FILE_BUFFER;
int caps = ceph_debug_get_fd_caps(cmount, fd);
ASSERT_EQ(expect, caps & expect);
ASSERT_EQ(0, ceph_close(cmount, fd));
caps = ceph_debug_get_file_caps(cmount, c_path);
ASSERT_EQ(expect, caps & expect);
char cw_path[1024];
sprintf(cw_path, "/caps_wzfile_%d_%d", mypid, i);
int wfd = ceph_open(cmount, cw_path, O_CREAT|O_TRUNC|O_WRONLY, 0644);
ASSERT_LT(0, wfd);
char wbuf[4096];
ASSERT_EQ(4096, ceph_write(cmount, wfd, wbuf, 4096, 0));
ASSERT_EQ(0, ceph_close(cmount, wfd));
struct ceph_statx stx;
ASSERT_EQ(0, ceph_statx(cmount, c_path, &stx, CEPH_STATX_MTIME, 0));
caps = ceph_debug_get_file_caps(cmount, c_path);
ASSERT_EQ(expect, caps & expect);
}
ASSERT_EQ(0, ceph_conf_set(cmount, "client_debug_inject_tick_delay", "20"));
for(i = 0; i < 30; ++i) {
char c_path[1024];
sprintf(c_path, "/caps_rzfile_%d_%d", mypid, i);
int fd = ceph_open(cmount, c_path, O_RDONLY, 0);
ASSERT_LT(0, fd);
char buf[256];
int expect = CEPH_CAP_FILE_RD | CEPH_STAT_CAP_SIZE | CEPH_CAP_FILE_CACHE;
int caps = ceph_debug_get_fd_caps(cmount, fd);
ASSERT_EQ(expect, caps & expect);
ASSERT_EQ(0, ceph_read(cmount, fd, buf, 256, 0));
caps = ceph_debug_get_fd_caps(cmount, fd);
ASSERT_EQ(expect, caps & expect);
ASSERT_EQ(0, ceph_close(cmount, fd));
}
ceph_shutdown(cmount);
}
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