Moved remaining SWMR-related test files to develop.

1 files changed, 454 insertions, 0 deletions

diff --git a/test/swmr_sparse_writer.c b/test/swmr_sparse_writer.c
new file mode 100644
index 0000000..13b21c2
--- /dev/null
+++ b/test/swmr_sparse_writer.c
@@ -0,0 +1,454 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by The HDF Group.                                               *
+ * Copyright by the Board of Trustees of the University of Illinois.         *
+ * 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 files COPYING and Copyright.html.  COPYING can be found at the root   *
+ * of the source code distribution tree; Copyright.html can be found at the  *
+ * root level of an installed copy of the electronic HDF5 document set and   *
+ * is linked from the top-level documents page.  It can also be found at     *
+ * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
+ * access to either file, you may request a copy from help@hdfgroup.org.     *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+ /*-------------------------------------------------------------------------
+ *
+ * Created:     swmr_sparse_writer.c
+ *
+ * Purpose:     Writes data to a randomly selected subset of the datasets
+ *              in the SWMR test file.
+ *
+ *              This program is intended to run concurrently with the
+ *              swmr_sparse_reader program.
+ *
+ *-------------------------------------------------------------------------
+ */
+
+/***********/
+/* Headers */
+/***********/
+
+#include "h5test.h"
+#include "swmr_common.h"
+
+/****************/
+/* Local Macros */
+/****************/
+
+#ifdef OUT
+#define BUSY_WAIT 100000
+#endif /* OUT */
+
+/********************/
+/* Local Prototypes */
+/********************/
+
+static hid_t open_skeleton(const char *filename, unsigned verbose);
+static int add_records(hid_t fid, unsigned verbose, unsigned long nrecords,
+    unsigned long flush_count);
+static void usage(void);
+
+
+
+/*-------------------------------------------------------------------------
+ * Function:    open_skeleton
+ *
+ * Purpose:     Opens the SWMR HDF5 file and datasets.
+ *
+ * Parameters:  const char *filename
+ *              The filename of the SWMR HDF5 file to open
+ *
+ *              unsigned verbose
+ *              Whether or not to emit verbose console messages
+ *
+ * Return:      Success:    The file ID of the opened SWMR file
+ *                          The dataset IDs are stored in a global array
+ *
+ *              Failure:    -1
+ *
+ *-------------------------------------------------------------------------
+ */
+static hid_t
+open_skeleton(const char *filename, unsigned verbose)
+{
+    hid_t fid;          /* File ID for new HDF5 file */
+    hid_t fapl;         /* File access property list */
+    hid_t aid;          /* Attribute ID */
+    unsigned seed;      /* Seed for random number generator */
+    unsigned u, v;      /* Local index variable */
+
+    HDassert(filename);
+
+    /* Create file access property list */
+    if((fapl = h5_fileaccess()) < 0)
+        return -1;
+
+    /* Set to use the latest library format */
+    if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0)
+        return -1;
+
+#ifdef QAK
+    /* Increase the initial size of the metadata cache */
+    {
+        H5AC_cache_config_t mdc_config;
+
+        mdc_config.version = H5AC__CURR_CACHE_CONFIG_VERSION;
+        H5Pget_mdc_config(fapl, &mdc_config);
+        HDfprintf(stderr, "mdc_config.initial_size = %lu\n", (unsigned long)mdc_config.initial_size);
+        HDfprintf(stderr,"mdc_config.epoch_length = %lu\n", (unsigned long)mdc_config.epoch_length);
+        mdc_config.set_initial_size = 1;
+        mdc_config.initial_size = 16 * 1024 * 1024;
+        /* mdc_config.epoch_length = 5000; */
+        H5Pset_mdc_config(fapl, &mdc_config);
+    }
+#endif /* QAK */
+
+#ifdef QAK
+    H5Pset_fapl_log(fapl, "append.log", H5FD_LOG_ALL, (size_t)(512 * 1024 * 1024));
+#endif /* QAK */
+
+    /* Open the file */
+    if((fid = H5Fopen(filename, H5F_ACC_RDWR | H5F_ACC_SWMR_WRITE, fapl)) < 0)
+        return -1;
+
+    /* Close file access property list */
+    if(H5Pclose(fapl) < 0)
+        return -1;
+
+    /* Emit informational message */
+    if(verbose)
+        fprintf(stderr, "Opening datasets\n");
+
+    /* Seed the random number generator with the attribute in the file */
+    if((aid = H5Aopen(fid, "seed", H5P_DEFAULT)) < 0)
+        return -1;
+    if(H5Aread(aid, H5T_NATIVE_UINT, &seed) < 0)
+        return -1;
+    if(H5Aclose(aid) < 0)
+        return -1;
+    HDsrandom(seed);
+
+    /* Open the datasets */
+    for(u = 0; u < NLEVELS; u++)
+        for(v = 0; v < symbol_count[u]; v++) {
+            if((symbol_info[u][v].dsid = H5Dopen2(fid, symbol_info[u][v].name, H5P_DEFAULT)) < 0)
+                return(-1);
+            symbol_info[u][v].nrecords = 0;
+        } /* end for */
+
+    return fid;
+}
+
+
+/*-------------------------------------------------------------------------
+ * Function:    add_records
+ *
+ * Purpose:     Writes a specified number of records to random datasets in
+ *              the SWMR test file.
+ *
+ * Parameters:  hid_t fid
+ *              The file ID of the SWMR HDF5 file
+ *
+ *              unsigned verbose
+ *              Whether or not to emit verbose console messages
+ *
+ *              unsigned long nrecords
+ *              # of records to write to the datasets
+ *
+ *              unsigned long flush_count
+ *              # of records to write before flushing the file to disk
+ *
+ * Return:      Success:    0
+ *              Failure:    -1
+ *
+ *-------------------------------------------------------------------------
+ */
+static int
+add_records(hid_t fid, unsigned verbose, unsigned long nrecords, unsigned long flush_count)
+{
+    hid_t tid;                          /* Datatype ID for records */
+    hid_t mem_sid;                      /* Memory dataspace ID */
+    hsize_t start[2] = {0, 0};          /* Hyperslab selection values */
+    hsize_t count[2] = {1, 1};          /* Hyperslab selection values */
+    symbol_t record;                    /* The record to add to the dataset */
+    unsigned long rec_to_flush;         /* # of records left to write before flush */
+#ifdef OUT
+    volatile int dummy;                 /* Dummy varialbe for busy sleep */
+#endif /* OUT */
+    hsize_t dim[2] = {1,0};             /* Dataspace dimensions */
+    unsigned long u, v;                 /* Local index variables */
+
+    HDassert(fid >= 0);
+
+    /* Reset the record */
+    /* (record's 'info' field might need to change for each record written, also) */
+    HDmemset(&record, 0, sizeof(record));
+
+    /* Create a dataspace for the record to add */
+    if((mem_sid = H5Screate(H5S_SCALAR)) < 0)
+        return -1;
+
+    /* Create datatype for appending records */
+    if((tid = create_symbol_datatype()) < 0)
+        return -1;
+
+    /* Add records to random datasets, according to frequency distribution */
+    rec_to_flush = flush_count;
+    for(u = 0; u < nrecords; u++) {
+        symbol_info_t *symbol;  /* Symbol to write record to */
+        hid_t file_sid;         /* Dataset's space ID */
+        hid_t aid;              /* Attribute ID */
+        hbool_t corked;         /* Whether the dataset was corked */
+
+        /* Get a random dataset, according to the symbol distribution */
+        symbol = choose_dataset();
+
+        /* If this is the first time the dataset has been opened, extend it and
+         * add the sequence attribute */
+        if(symbol->nrecords == 0) {
+            symbol->nrecords = nrecords / 5;
+            dim[1] = symbol->nrecords;
+
+            /* Cork the metadata cache, to prevent the object header from being
+             * flushed before the data has been written */
+            if(H5Odisable_mdc_flushes(symbol->dsid) < 0)
+                return -1;
+            corked = TRUE;
+
+            if(H5Dset_extent(symbol->dsid, dim) < 0)
+                return -1;
+
+            if((file_sid = H5Screate(H5S_SCALAR)) < 0)
+                return -1;
+            if((aid = H5Acreate2(symbol->dsid, "seq", H5T_NATIVE_ULONG, file_sid, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+                return -1;
+            if(H5Sclose(file_sid) < 0)
+                return -1;
+        } /* end if */
+        else {
+            if((aid = H5Aopen(symbol->dsid, "seq", H5P_DEFAULT)) < 0)
+                return -1;
+            corked = FALSE;
+        } /* end else */
+
+        /* Get the coordinate to write */
+        start[1] = (hsize_t)HDrandom() % symbol->nrecords;
+
+        /* Set the record's ID (equal to its position) */
+        record.rec_id = start[1];
+
+        /* Get the dataset's dataspace */
+        if((file_sid = H5Dget_space(symbol->dsid)) < 0)
+            return -1;
+
+        /* Choose a random record in the dataset */
+        if(H5Sselect_hyperslab(file_sid, H5S_SELECT_SET, start, NULL, count, NULL) < 0)
+            return -1;
+
+        /* Write record to the dataset */
+        if(H5Dwrite(symbol->dsid, tid, mem_sid, file_sid, H5P_DEFAULT, &record) < 0)
+            return -1;
+
+        /* Write the sequence number attribute.  Since we synchronize the random
+         * number seed, the readers will always generate the same sequence of
+         * randomly chosen datasets and offsets.  Therefore, and because of the
+         * flush dependencies on the object header, the reader will be
+         * guaranteed to see the written data if the sequence attribute is >=u.
+         */
+        if(H5Awrite(aid, H5T_NATIVE_ULONG, &u) < 0)
+            return -1;
+
+        /* Close the attribute */
+        if(H5Aclose(aid) < 0)
+            return -1;
+
+        /* Uncork the metadata cache, if it's been */
+        if(corked)
+            if(H5Oenable_mdc_flushes(symbol->dsid) < 0)
+                return -1;
+
+        /* Close the dataset's dataspace */
+        if(H5Sclose(file_sid) < 0)
+            return -1;
+
+        /* Check for flushing file */
+        if(flush_count > 0) {
+            /* Decrement count of records to write before flushing */
+            rec_to_flush--;
+
+            /* Check for counter being reached */
+            if(0 == rec_to_flush) {
+                /* Flush contents of file */
+                if(H5Fflush(fid, H5F_SCOPE_GLOBAL) < 0)
+                    return -1;
+
+                /* Reset flush counter */
+                rec_to_flush = flush_count;
+            } /* end if */
+        } /* end if */
+
+#ifdef OUT
+        /* Busy wait, to let readers catch up */
+        /* If this is removed, also remove the BUSY_WAIT symbol
+         * at the top of the file.
+         */
+        dummy = 0;
+        for(v=0; v<BUSY_WAIT; v++)
+            dummy++;
+        if((unsigned long)dummy != v)
+            return -1;
+#endif /* OUT */
+
+    } /* end for */
+
+    /* Close the memory dataspace */
+    if(H5Sclose(mem_sid) < 0)
+        return -1;
+
+    /* Close the datatype */
+    if(H5Tclose(tid) < 0)
+        return -1;
+
+    /* Emit informational message */
+    if(verbose)
+        fprintf(stderr, "Closing datasets\n");
+
+    /* Close the datasets */
+    for(u = 0; u < NLEVELS; u++)
+        for(v = 0; v < symbol_count[u]; v++)
+            if(H5Dclose(symbol_info[u][v].dsid) < 0)
+                return -1;
+
+    return 0;
+}
+
+static void
+usage(void)
+{
+    printf("\n");
+    printf("Usage error!\n");
+    printf("\n");
+    printf("Usage: swmr_sparse_writer [-q] [-f <# of records to write between\n");
+    printf("    flushing file contents>] <# of records>\n");
+    printf("\n");
+    printf("<# of records to write between flushing file contents> should be 0\n");
+    printf("(for no flushing) or between 1 and (<# of records> - 1)\n");
+    printf("\n");
+    printf("Defaults to verbose (no '-q' given) and flushing every 1000 records\n");
+    printf("('-f 1000')\n");
+    printf("\n");
+    HDexit(1);
+}
+
+int main(int argc, const char *argv[])
+{
+    hid_t fid;                  /* File ID for file opened */
+    long nrecords = 0;          /* # of records to append */
+    long flush_count = 1000;    /* # of records to write between flushing file */
+    unsigned verbose = 1;       /* Whether to emit some informational messages */
+    unsigned u;                 /* Local index variable */
+
+    /* Parse command line options */
+    if(argc < 2)
+        usage();
+    if(argc > 1) {
+        u = 1;
+        while(u < (unsigned)argc) {
+            if(argv[u][0] == '-') {
+                switch(argv[u][1]) {
+                    /* # of records to write between flushing file */
+                    case 'f':
+                        flush_count = HDatol(argv[u + 1]);
+                        if(flush_count < 0)
+                            usage();
+                        u += 2;
+                        break;
+
+                    /* Be quiet */
+                    case 'q':
+                        verbose = 0;
+                        u++;
+                        break;
+
+                    default:
+                        usage();
+                        break;
+                } /* end switch */
+            } /* end if */
+            else {
+                /* Get the number of records to append */
+                nrecords = HDatol(argv[u]);
+                if(nrecords <= 0)
+                    usage();
+
+                u++;
+            } /* end else */
+        } /* end while */
+    } /* end if */
+    if(nrecords <= 0)
+        usage();
+    if(flush_count >= nrecords)
+        usage();
+
+    /* Emit informational message */
+    if(verbose) {
+        HDfprintf(stderr, "Parameters:\n");
+        HDfprintf(stderr, "\t# of records between flushes = %ld\n", flush_count);
+        HDfprintf(stderr, "\t# of records to write = %ld\n", nrecords);
+    } /* end if */
+
+    /* Emit informational message */
+    if(verbose)
+        HDfprintf(stderr, "Generating symbol names\n");
+
+    /* Generate dataset names */
+    if(generate_symbols() < 0)
+        return -1;
+
+    /* Emit informational message */
+    if(verbose)
+        HDfprintf(stderr, "Opening skeleton file: %s\n", FILENAME);
+
+    /* Open file skeleton */
+    if((fid = open_skeleton(FILENAME, verbose)) < 0) {
+        HDfprintf(stderr, "Error opening skeleton file!\n");
+        HDexit(1);
+    } /* end if */
+
+    /* Send a message to indicate "H5Fopen" is complete--releasing the file lock */
+    h5_send_message(WRITER_MESSAGE, NULL, NULL);
+
+    /* Emit informational message */
+    if(verbose)
+        HDfprintf(stderr, "Adding records\n");
+
+    /* Append records to datasets */
+    if(add_records(fid, verbose, (unsigned long)nrecords, (unsigned long)flush_count) < 0) {
+        HDfprintf(stderr, "Error appending records to datasets!\n");
+        HDexit(1);
+    } /* end if */
+
+    /* Emit informational message */
+    if(verbose)
+        HDfprintf(stderr, "Releasing symbols\n");
+
+    /* Clean up the symbols */
+    if(shutdown_symbols() < 0) {
+        HDfprintf(stderr, "Error releasing symbols!\n");
+        HDexit(1);
+    } /* end if */
+
+    /* Emit informational message */
+    if(verbose)
+        HDfprintf(stderr, "Closing objects\n");
+
+    /* Close objects opened */
+    if(H5Fclose(fid) < 0) {
+        HDfprintf(stderr, "Error closing file!\n");
+        HDexit(1);
+    } /* end if */
+
+    return 0;
+}