test/libcephfs: add newops test case

Fixes: https://tracker.ceph.com/issues/56529
Signed-off-by: Xiubo Li <xiubli@redhat.com>

qa/workunits/libcephfs/test.sh

@@ -4,5 +4,6 @@ ceph_test_libcephfs
 ceph_test_libcephfs_access
 ceph_test_libcephfs_reclaim
 ceph_test_libcephfs_lazyio
+ceph_test_libcephfs_newops
 
 exit 0

src/test/libcephfs/CMakeLists.txt

@@ -22,6 +22,20 @@ if(${WITH_CEPHFS})
   install(TARGETS ceph_test_libcephfs
     DESTINATION ${CMAKE_INSTALL_BINDIR})
 
+  add_executable(ceph_test_libcephfs_newops
+    main.cc
+    newops.cc
+  )
+  target_link_libraries(ceph_test_libcephfs_newops
+    ceph-common
+    cephfs
+    ${UNITTEST_LIBS}
+    ${EXTRALIBS}
+    ${CMAKE_DL_LIBS}
+    )
+  install(TARGETS ceph_test_libcephfs_newops
+    DESTINATION ${CMAKE_INSTALL_BINDIR})
+
   add_executable(ceph_test_libcephfs_reclaim
     reclaim.cc
   )

src/test/libcephfs/newops.cc

@@ -0,0 +1,86 @@
+// -*- 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) 2021 Red Hat Inc.
+ *
+ * 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 "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include "gtest/gtest-spi.h"
+#include "gmock/gmock-matchers.h"
+#include "gmock/gmock-more-matchers.h"
+#include "include/compat.h"
+#include "include/cephfs/libcephfs.h"
+#include "mds/mdstypes.h"
+#include "include/stat.h"
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+
+#ifdef __linux__
+#include <limits.h>
+#include <sys/xattr.h>
+#endif
+
+#include <fmt/format.h>
+#include <map>
+#include <vector>
+#include <thread>
+#include <regex>
+#include <string>
+
+using ::testing::AnyOf;
+using ::testing::Gt;
+using ::testing::Eq;
+using namespace std;
+
+/*
+ * Test this with different ceph versions
+ */
+
+TEST(LibCephFS, NewOPs)
+{
+  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_conf_parse_env(cmount, NULL));
+  ASSERT_EQ(0, ceph_mount(cmount, "/"));
+
+  const char *test_path = "test_newops_dir";
+
+  ASSERT_EQ(0, ceph_mkdirs(cmount, test_path, 0777));
+
+  {
+    char value[1024] = "";
+    int r = ceph_getxattr(cmount, test_path, "ceph.dir.pin.random", (void*)value, sizeof(value));
+    // Clients will return -ENODATA if new getvxattr op not support yet.
+    EXPECT_THAT(r, AnyOf(Gt(0), Eq(-ENODATA)));
+  }
+
+  {
+    double val = (double)1.0/(double)128.0;
+    std::stringstream ss;
+    ss << val;
+    int r = ceph_setxattr(cmount, test_path, "ceph.dir.pin.random", (void*)ss.str().c_str(), strlen(ss.str().c_str()), XATTR_CREATE);
+    // Old cephs will return -EINVAL if not support "ceph.dir.pin.random" yet.
+    EXPECT_THAT(r, AnyOf(Eq(0), Eq(-EINVAL)));
+
+    char value[1024] = "";
+    r = ceph_getxattr(cmount, test_path, "ceph.dir.pin.random", (void*)value, sizeof(value));
+    // Clients will return -ENODATA if new getvxattr op not support yet.
+    EXPECT_THAT(r, AnyOf(Gt(0), Eq(-ENODATA)));
+  }
+
+  ASSERT_EQ(0, ceph_rmdir(cmount, test_path));
+
+  ceph_shutdown(cmount);
+}