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/*@@
@file Write.c
@date Fri May 21 1999
@author Thomas Radke, Gerd Lanfermann
@desc
File handling routines for IOHDF5.
@enddesc
@version $Id$
@@*/
#include <stdlib.h>
#include "cctk.h"
#include "cctk_Parameters.h"
#include "StoreNamedData.h"
#include "CactusBase/IOUtil/src/ioGH.h"
#include "CactusPUGH/PUGH/src/include/pugh.h"
#include "ioHDF5GH.h"
/* the rcs ID and its dummy funtion to use it */
static char *rcsid = "$Id$";
CCTK_FILEVERSION(AlphaThorns_IOHDF5_Write_c)
/* prototypes of routines defined in this source file */
static char *IOHDF5_GetFilename (cGH *GH,
int vindex,
ioHDF5Geo_t *slab,
const char *name,
int *is_new_file);
/*@@
@routine IOHDF5_Write
@date Tue Oct 10 2000
@author Thomas Radke
@desc
Opens the HDF5 output file, calls the dump routine,
and closes it again.
@enddesc
@calls IOHDF5Util_DumpVar
@var GH
@vdesc Pointer to CCTK GH
@vtype cGH *
@vio in
@endvar
@var vindex
@vdesc index of variable
@vtype int
@vio in
@endvar
@var alias
@vdesc alias name of variable to output
@vtype const char *
@vio in
@endvar
@@*/
void IOHDF5_Write (cGH *GH,
int vindex,
const char *alias)
{
DECLARE_CCTK_PARAMETERS
int timelevel;
ioGH *ioUtilGH;
ioHDF5GH *myGH;
hid_t file, plist;
int is_new_file;
char *filename;
char *fullname;
/* Get the handle for IO extensions */
ioUtilGH = (ioGH *) CCTK_GHExtension (GH, "IO");
myGH = (ioHDF5GH *) CCTK_GHExtension (GH, "IOHDF5");
/* check if variable has storage assigned */
if (! CCTK_QueryGroupStorageI (GH, CCTK_GroupIndexFromVarI (vindex)))
{
fullname = CCTK_FullName (vindex);
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"No IOHDF5 output for '%s' (no storage)", fullname);
free (fullname);
return;
}
/* get the filename for output */
filename = IOHDF5_GetFilename (GH, vindex, myGH->out_geo[vindex],
alias, &is_new_file);
if (! filename)
{
fullname = CCTK_FullName (vindex);
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"Unable to construct file name for '%s'", fullname);
free (fullname);
return;
}
/* open the output file on all IO processors or - in case of parallel HDF5 -
on every processor */
#ifdef HAVE_PARALLEL
if (CCTK_MyProc (GH) != ioUtilGH->ioproc && ! ioUtilGH->unchunked)
#else
if (CCTK_MyProc (GH) != ioUtilGH->ioproc)
#endif
{
file = -1;
}
else
{
if (verbose)
{
CCTK_VInfo (CCTK_THORNSTRING, "%s HDF5 output file '%s'",
is_new_file ? "Opening" : "Appending", filename);
}
IOHDF5_ERROR (plist = H5Pcreate (H5P_FILE_ACCESS));
#ifdef CCTK_MPI
#ifdef HAVE_PARALLEL
if (ioUtilGH->unchunked)
{
IOHDF5_ERROR (H5Pset_mpi (plist, PUGH_pGH (GH)->PUGH_COMM_WORLD,
MPI_INFO_NULL));
}
#endif
#endif
if (is_new_file)
{
IOHDF5_ERROR (file = H5Fcreate (filename, H5F_ACC_TRUNC, H5P_DEFAULT,
plist));
}
else
{
IOHDF5_ERROR (file = H5Fopen (filename, H5F_ACC_RDWR, plist));
}
IOHDF5_ERROR (H5Pclose (plist));
}
/* get the current timelevel */
timelevel = CCTK_NumTimeLevelsFromVarI (vindex) - 1;
if (timelevel > 0)
{
timelevel--;
}
/* output global attributes */
if (is_new_file && file >= 0)
{
/* all GH extension variables and parameter stuff which is not
specific to any dataset goes into dedicated groups */
if (out3D_parameters)
{
IOHDF5Util_DumpParameters (GH, file);
}
IOHDF5Util_DumpGHExtensions (GH, file);
}
/* output the data */
IOHDF5Util_DumpVar (GH, vindex, timelevel, myGH->out_geo[vindex], file,
myGH->check_exisiting_objects[vindex]);
/* close the file */
if (file >= 0)
{
if (verbose)
{
CCTK_INFO ("Closing HDF5 output file from this iteration");
}
IOHDF5_ERROR (H5Fclose (file));
}
/* free the filename if it was not registered for re-opening
in IOHDF5_net3D_filename () */
if (out3D_septimefiles)
{
free (filename);
}
}
/*@@
@routine IOHDF5_GetFilename
@author Paul Walker
@date Feb 1997
@desc Builds the filename for output.
The names of all output files are stored in the filename
database.
The routine first searches in this database if there is already
registered a filename for alias. If so, this name is returned.
Otherwise it builds the filename from alias and stores it in the
database.
Generalized for Hyperslab extraction (GL)
@enddesc
@var GH
@vdesc Pointer to CCTK GH
@vtype cGH *
@vio in
@endvar
@var vindex
@vdesc index of variable to output
@vtype int
@vio in
@endvar
@var slab
@vdesc pointer to hyperslab structure
@vtype ioHDF5Geo_t *
@vio in
@endvar
@var varname
@vdesc alias name of variable to output
@vtype const char *
@vio in
@endvar
@var is_new_file
@vdesc flag indicating if the file is to be created
@vtype int
@vio out
@endvar
@returntype char *
@returndesc
the allocated string containing the filename
@endreturndesc
@@*/
static char *IOHDF5_GetFilename (cGH *GH,
int vindex,
ioHDF5Geo_t *slab,
const char *varname,
int *is_new_file)
{
DECLARE_CCTK_PARAMETERS
ioGH *ioUtilGH; /* handle for IOUtil extensions */
ioHDF5GH *myGH; /* handle for IOHDF5 extensions */
ioHDF5UtilGH *h5UtilGH; /* handle for IOHDF5Util extensions */
pGH *pughGH; /* handle for PUGH extensions */
int myproc;
/* FIXME: make these strings dynamic */
char extra[256]; /* Extra stuff in fname based on mode */
char extradir[256]; /* Extra stuff for an output dir */
char *filename; /* the return value */
int result;
char *outputdir;
#if 0
int idim;
char *extrageo; /* Extra stuff for geometry information */
#endif
char name[128];
/* get GH extensions for PUGH, IOUtil, IOHDF5Util, and IOHDF5 */
pughGH = PUGH_pGH (GH);
ioUtilGH = (ioGH *) CCTK_GHExtension (GH, "IO");
myGH = (ioHDF5GH *) CCTK_GHExtension (GH, "IOHDF5");
h5UtilGH = (ioHDF5UtilGH *) CCTK_GHExtension (GH, "IOHDF5Util");
#if 0
/*** FIXME: use new filenaming scheme ***/
/* To identify the slab in a volume (if sdim<vdim)
build a string like: "012" (3d volume, spanned by xyz)
or "12" (2d volume, spanned by yz(!) and append this to the name:
You get something like this: phi_s12_3d */
if (slab->sdim<slab->vdim) {
extrageo = (char*) malloc((slab->sdim+1)*sizeof(char));
sprintf(extrageo,"%d",slab->direction[0]);
for (idim=1;idim<slab->sdim;idim++)
sprintf(extrageo,"%s%d",extrageo,slab->direction[idim]);
sprintf(name,"%s_s%s_%dd",varname,extrageo,slab->vdim);
free(extrageo);
}
/* If sdim==vdim, make it simple: e.g. phi_3d */
else if (slab->sdim==slab->vdim)
{
sprintf(name,"%s_%dd",varname,slab->vdim);
}
else {
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"Inconsitent dimensions for >%s<: slab (%dD), variable (%dD)\n",
varname, slab->sdim,slab->vdim);
return(NULL);
}
#else
strcpy (name, varname);
#endif
filename = (char *) GetNamedData (myGH->open_output_files, name);
if (filename != NULL)
{
/* set flag to indicate that file should be opened in append mode */
*is_new_file = 0;
return (filename);
}
extra[0] = '\0';
extradir[0]= '\0';
myproc = CCTK_MyProc (GH);
if (out3D_septimefiles)
{
char *tmp = extra;
sprintf (extra, "%s.time_%7.3f", extra, GH->cctk_time);
/* And be sure to replace any spaces in the filename with an _ */
do
if (*tmp == ' ')
*tmp = '_';
while (*++tmp);
}
/* OUTPUT ONE FILE FOR EACH N PROCESSORS
* -------------------------------------
*
* If only one output file, the single file for each variable is written
* in the normal output dir (that is extradir = ""). Otherwise
* a directory is created for each output variable to hold the multiple
* files.
*/
if (! ioUtilGH->unchunked && ioUtilGH->ioproc_every < CCTK_nProcs (GH))
{
/* Add the output processor number to the extra string */
sprintf (extra, "%s.file_%d", extra, myproc / ioUtilGH->ioproc_every);
/* If necessary create the output directory */
if (myproc == 0)
{
outputdir = (char *) malloc (strlen (myGH->outdir) +
strlen (name) + 5);
sprintf (outputdir, "%s/%s_3d", myGH->outdir, name);
result = CCTK_CreateDirectory (0755, outputdir);
if (result < 0)
{
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"Problem creating output directory '%s'", outputdir);
}
if (result > 0)
{
CCTK_VWarn (2, __LINE__, __FILE__, CCTK_THORNSTRING,
"Output directory '%s' already exists", outputdir);
}
free (outputdir);
}
#ifdef CCTK_MPI
/* Wait for all processors to catch up */
CCTK_Barrier (GH);
#endif
/* extradir is the relative output directory */
sprintf (extradir, "%s_3d/", name);
}
/* CREATE THE COMPLETE OUTPUT FILENAME
----------------------------------- */
filename = (char *) malloc (strlen (myGH->outdir) +
strlen (extradir) +
strlen (name) +
strlen (extra) +
(pughGH->identity_string ? strlen (pughGH->identity_string) : 0) +
8);
sprintf (filename, "%s/%s%s%s%s.h5",
myGH->outdir, extradir, name, extra, (pughGH->identity_string ? pughGH->identity_string : ""));
/* no need to store filenames if used only once */
if (! out3D_septimefiles)
{
if (myproc == ioUtilGH->ioproc)
{
if (ioUtilGH->recovered)
{
IOHDF5_ERROR (H5Eset_auto (NULL, NULL));
*is_new_file = H5Fis_hdf5 (filename) <= 0;
IOHDF5_ERROR (H5Eset_auto (h5UtilGH->print_error_fn,
h5UtilGH->print_error_fn_arg));
if (! *is_new_file)
{
myGH->check_exisiting_objects[vindex] = 1;
}
}
else
{
*is_new_file = 1;
}
}
StoreNamedData (&myGH->open_output_files, name, filename);
}
else
{
*is_new_file = 1;
}
return (filename);
}
|