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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Purpose: Tests datasets stored in external raw files.
*/
#include "external_common.h"
static const char *EXT_ENV_FNAME[] = {"extern_env_dir/env_file_1", NULL};
/*-------------------------------------------------------------------------
* Function: test_path_env
*
* Purpose: Test whether the value of HDF5_EXTFILE_PREFIX will overwrite
* the efile_prefix dataset access property.
* This will create an HDF5 file in a subdirectory which will
* refer to ../extern_*a.raw
* The files are then accessed by setting the HDF5_EXTFILE_PREFIX
* environment variable to "${ORIGIN}".
* The efile_prefix dataset access property is set to "someprefix",
* which will cause an error if the value is not overwritten by
* the environment variable.
*
* Return: Success: 0
* Failure: 1
*
*-------------------------------------------------------------------------
*/
static int
test_path_env(hid_t fapl)
{
hid_t file = -1; /* file to write to */
hid_t dcpl = -1; /* dataset creation properties */
hid_t space = -1; /* data space */
hid_t dapl = -1; /* dataset access property list */
hid_t dset = -1; /* dataset */
size_t i; /* miscellaneous counters */
char filename[1024]; /* file name */
int part[PART_SIZE]; /* raw data buffer (partial) */
int whole[TOTAL_SIZE]; /* raw data buffer (total) */
hsize_t cur_size; /* current data space size */
char buffer[1024]; /* buffer to read efile_prefix */
TESTING("prefix in HDF5_EXTFILE_PREFIX");
if (HDmkdir("extern_env_dir", (mode_t)0755) < 0 && errno != EEXIST)
TEST_ERROR;
h5_fixname(EXT_ENV_FNAME[0], fapl, filename, sizeof(filename));
if ((file = H5Fcreate(filename, H5F_ACC_TRUNC, H5P_DEFAULT, fapl)) < 0)
FAIL_STACK_ERROR;
/* Reset the raw data files */
if (reset_raw_data_files(TRUE) < 0)
TEST_ERROR;
/* Create the dataset */
if ((dcpl = H5Pcreate(H5P_DATASET_CREATE)) < 0)
FAIL_STACK_ERROR;
for (i = 0; i < N_EXT_FILES; i++) {
HDsnprintf(filename, sizeof(filename), "..%sextern_env_%dr.raw", H5_DIR_SEPS, (int)i + 1);
if (H5Pset_external(dcpl, filename, (off_t)(i * GARBAGE_PER_FILE), (hsize_t)sizeof(part)) < 0)
FAIL_STACK_ERROR;
} /* end for */
cur_size = TOTAL_SIZE;
if ((space = H5Screate_simple(1, &cur_size, NULL)) < 0)
FAIL_STACK_ERROR;
if ((dapl = H5Pcreate(H5P_DATASET_ACCESS)) < 0)
FAIL_STACK_ERROR;
/* Set prefix to a nonexistent directory, will be overwritten by environment variable */
if (H5Pset_efile_prefix(dapl, "someprefix") < 0)
FAIL_STACK_ERROR;
if (H5Pget_efile_prefix(dapl, buffer, sizeof(buffer)) < 0)
FAIL_STACK_ERROR;
if (HDstrcmp(buffer, "someprefix") != 0)
FAIL_PUTS_ERROR("efile prefix not set correctly");
/* Create dataset */
if ((dset = H5Dcreate2(file, "dset1", H5T_NATIVE_INT, space, H5P_DEFAULT, dcpl, dapl)) < 0)
FAIL_STACK_ERROR;
/* Read the entire dataset and compare with the original */
memset(whole, 0, sizeof(whole));
if (H5Dread(dset, H5T_NATIVE_INT, space, space, H5P_DEFAULT, whole) < 0)
FAIL_STACK_ERROR;
for (i = 0; i < TOTAL_SIZE; i++)
if (whole[i] != (signed)i)
FAIL_PUTS_ERROR("Incorrect value(s) read.");
if (H5Dclose(dset) < 0)
FAIL_STACK_ERROR;
if (H5Pclose(dapl) < 0)
FAIL_STACK_ERROR;
if (H5Pclose(dcpl) < 0)
FAIL_STACK_ERROR;
if (H5Sclose(space) < 0)
FAIL_STACK_ERROR;
if (H5Fclose(file) < 0)
FAIL_STACK_ERROR;
PASSED();
return 0;
error:
H5E_BEGIN_TRY
{
H5Pclose(dapl);
H5Dclose(dset);
H5Pclose(dcpl);
H5Sclose(space);
H5Fclose(file);
}
H5E_END_TRY
return 1;
} /* end test_path_env() */
/*-------------------------------------------------------------------------
* Function: main
*
* Purpose: Runs external dataset tests.
*
* Return: EXIT_SUCCESS/EXIT_FAILURE
*
*-------------------------------------------------------------------------
*/
int
main(void)
{
hid_t fapl_id_old = -1; /* file access properties (old format) */
hid_t fapl_id_new = -1; /* file access properties (new format) */
hid_t fid = -1; /* file for test_1* functions */
hid_t gid = -1; /* group to emit diagnostics */
unsigned latest_format; /* default or latest file format */
int nerrors = 0; /* number of errors */
h5_reset();
/* Get a fapl for the old (default) file format */
fapl_id_old = h5_fileaccess();
/* Copy and set up a fapl for the latest file format */
if ((fapl_id_new = H5Pcopy(fapl_id_old)) < 0)
FAIL_STACK_ERROR;
if (H5Pset_libver_bounds(fapl_id_new, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
FAIL_STACK_ERROR;
/* Test with old & new format groups */
for (latest_format = FALSE; latest_format <= TRUE; latest_format++) {
hid_t current_fapl_id = -1;
/* Set the fapl for different file formats */
if (latest_format) {
HDputs("\nTesting with the latest file format:");
current_fapl_id = fapl_id_new;
} /* end if */
else {
HDputs("Testing with the default file format:");
current_fapl_id = fapl_id_old;
} /* end else */
nerrors += test_path_env(current_fapl_id);
} /* end for */
if (nerrors > 0)
goto error;
/* Close the new ff fapl. h5_cleanup will take care of the old ff fapl */
if (H5Pclose(fapl_id_new) < 0)
FAIL_STACK_ERROR;
HDputs("All external storage tests passed.");
/* Clean up files used by file set tests */
if (h5_cleanup(EXT_ENV_FNAME, fapl_id_old)) {
HDremove("extern_env_1r.raw");
HDremove("extern_env_2r.raw");
HDremove("extern_env_3r.raw");
HDremove("extern_env_4r.raw");
HDremove("extern_env_1w.raw");
HDremove("extern_env_2w.raw");
HDremove("extern_env_3w.raw");
HDremove("extern_env_4w.raw");
HDrmdir("extern_env_dir");
} /* end if */
return EXIT_SUCCESS;
error:
H5E_BEGIN_TRY
{
H5Fclose(fid);
H5Pclose(fapl_id_old);
H5Pclose(fapl_id_new);
H5Gclose(gid);
}
H5E_END_TRY
nerrors = MAX(1, nerrors);
printf("%d TEST%s FAILED.\n", nerrors, 1 == nerrors ? "" : "s");
return EXIT_FAILURE;
} /* end main() */
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