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author | Larry Knox <lrknox@hdfgroup.org> | 2020-10-16 22:47:27 (GMT) |
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committer | Larry Knox <lrknox@hdfgroup.org> | 2020-10-16 22:47:27 (GMT) |
commit | db30c2da68ece4a155e9e50c28ec16d6057509b2 (patch) | |
tree | 1d36f673c36dfee71c266bba39511da21ecc782e /test/use_append_chunk.c | |
parent | 5b9cf732caab9daa6ed1e00f2df4f5a792340196 (diff) | |
parent | 2e2b87d1cbdee3b919e6e5cba6c5ecd1b9434434 (diff) | |
download | hdf5-db30c2da68ece4a155e9e50c28ec16d6057509b2.zip hdf5-db30c2da68ece4a155e9e50c28ec16d6057509b2.tar.gz hdf5-db30c2da68ece4a155e9e50c28ec16d6057509b2.tar.bz2 |
Merge HDF5 1.10.7 release files into 1.10/masterhdf5-1_10_7
Diffstat (limited to 'test/use_append_chunk.c')
-rw-r--r-- | test/use_append_chunk.c | 237 |
1 files changed, 128 insertions, 109 deletions
diff --git a/test/use_append_chunk.c b/test/use_append_chunk.c index 6b34f1e..8fcf0d3 100644 --- a/test/use_append_chunk.c +++ b/test/use_append_chunk.c @@ -11,7 +11,7 @@ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * - * Use Case 1.7 Appending a single chunk + * Use Case 1.7 Appending a single chunk * Description: * Appending a single chunk of raw data to a dataset along an unlimited * dimension within a pre-created file and reading the new data back. @@ -24,35 +24,36 @@ * Level: * User Level * Guarantees: - * o Readers will see the modified dimension sizes after the Writer - * finishes HDF5 metadata updates and issues H5Fflush or H5Oflush calls. - * o Readers will see newly appended data after the Writer finishes - * the flush operation. - * + * o Readers will see the modified dimension sizes after the Writer + * finishes HDF5 metadata updates and issues H5Fflush or H5Oflush calls. + * o Readers will see newly appended data after the Writer finishes + * the flush operation. + * * Preconditions: - * o Readers are not allowed to modify the file. o All datasets - * that are modified by the Writer exist when the Writer opens the file. - * o All datasets that are modified by the Writer exist when a Reader - * opens the file. o Data is written by a hyperslab contained in - * one chunk. - * + * o Readers are not allowed to modify the file. + * o All datasets that are modified by the Writer exist when the Writer + * opens the file. + * o All datasets that are modified by the Writer exist when a Reader + * opens the file. + * o Data is written by a hyperslab contained in one chunk. + * * Main Success Scenario: - * 1. An application creates a file with required objects (groups, - * datasets, and attributes). - * 2. The Writer application opens the file and datasets in the file - * and starts adding data along the unlimited dimension using a hyperslab - * selection that corresponds to an HDF5 chunk. - * 3. A Reader opens the file and a dataset in a file, and queries - * the sizes of the dataset; if the extent of the dataset has changed, - * reads the appended data back. - * + * 1. An application creates a file with required objects (groups, + * datasets, and attributes). + * 2. The Writer application opens the file and datasets in the file + * and starts adding data along the unlimited dimension using a hyperslab + * selection that corresponds to an HDF5 chunk. + * 3. A Reader opens the file and a dataset in a file, and queries + * the sizes of the dataset; if the extent of the dataset has changed, + * reads the appended data back. + * * Discussion points: - * 1. Since the new data is written to the file, and metadata update - * operation of adding pointer to the newly written chunk is atomic and - * happens after the chunk is on the disk, only two things may happen - * to the Reader: - * o The Reader will not see new data. - * o The Reader will see all new data written by Writer. + * 1. Since the new data is written to the file, and metadata update + * operation of adding pointer to the newly written chunk is atomic and + * happens after the chunk is on the disk, only two things may happen + * to the Reader: + * o The Reader will not see new data. + * o The Reader will see all new data written by Writer. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* Created: Albert Cheng, 2013/5/28 */ @@ -68,46 +69,43 @@ #include "use.h" -/* Global Variable definitions */ -options_t UC_opts; /* Use Case Options */ -const char *progname_g="use_append_chunk"; /* program name */ +#define USE_APPEND_CHUNK_PROGNAME "use_append_chunk" + +static options_t UC_opts; /* Use Case Options */ /* Setup parameters for the use case. * Return: 0 succeed; -1 fail. */ -int setup_parameters(int argc, char * const argv[]) +int +setup_parameters(int argc, char * const argv[], options_t * opts) { /* use case defaults */ - HDmemset(&UC_opts, 0, sizeof(options_t)); - UC_opts.chunksize = Chunksize_DFT; - UC_opts.use_swmr = TRUE; /* use swmr open */ - UC_opts.iterations = 1; - UC_opts.chunkplanes = 1; - - /* parse options */ - if (parse_option(argc, argv) < 0) - return(-1); - - /* set chunk dims */ - UC_opts.chunkdims[0] = UC_opts.chunkplanes; - UC_opts.chunkdims[1] = UC_opts.chunkdims[2] = UC_opts.chunksize; - - /* set dataset initial and max dims */ - UC_opts.dims[0] = 0; - UC_opts.max_dims[0] = H5S_UNLIMITED; - UC_opts.dims[1] = UC_opts.dims[2] = UC_opts.max_dims[1] = UC_opts.max_dims[2] = UC_opts.chunksize; - - /* set nplanes */ - if (UC_opts.nplanes == 0) - UC_opts.nplanes = (hsize_t)UC_opts.chunksize; - - /* show parameters and return */ - show_parameters(); + HDmemset(opts, 0, sizeof(options_t)); + opts->chunksize = Chunksize_DFT; + opts->use_swmr = TRUE; /* use swmr open */ + opts->iterations = 1; + opts->chunkplanes = 1; + opts->progname = USE_APPEND_CHUNK_PROGNAME; + + if (parse_option(argc, argv, opts) < 0) + return(-1); + + opts->chunkdims[0] = opts->chunkplanes; + opts->chunkdims[1] = opts->chunkdims[2] = opts->chunksize; + + opts->dims[0] = 0; + opts->max_dims[0] = H5S_UNLIMITED; + opts->dims[1] = opts->dims[2] = opts->max_dims[1] = opts->max_dims[2] = opts->chunksize; + + if (opts->nplanes == 0) + opts->nplanes = (hsize_t)opts->chunksize; + + show_parameters(opts); return(0); -} +} /* setup_parameters() */ -/* Overall Algorithm: +/* Overall Algorithm: * Parse options from user; * Generate/pre-created test files needed and close it; * fork: child process becomes the reader process; @@ -119,22 +117,20 @@ main(int argc, char *argv[]) { pid_t childpid=0; pid_t mypid, tmppid; - int child_status; + int child_status; int child_wait_option=0; int ret_value = 0; int child_ret_value; hbool_t send_wait = FALSE; hid_t fapl = -1; /* File access property list */ hid_t fid = -1; /* File ID */ - char *name; /* Test file name */ - /* initialization */ - if (setup_parameters(argc, argv) < 0){ + if (setup_parameters(argc, argv, &UC_opts) < 0) { Hgoto_error(1); } /* Determine the need to send/wait message file*/ - if(UC_opts.launch == UC_READWRITE) { + if (UC_opts.launch == UC_READWRITE) { HDunlink(WRITER_MESSAGE); send_wait = TRUE; } @@ -144,38 +140,63 @@ main(int argc, char *argv[]) /* UC_WRITER: create datafile, skip reader, launch writer. */ /* UC_READER: skip create, launch reader, exit. */ /* ==============================================================*/ - /* ============*/ + /* =========== */ /* Create file */ - /* ============*/ - if (UC_opts.launch != UC_READER){ + /* =========== */ + if (UC_opts.launch != UC_READER) { HDprintf("Creating skeleton data file for test...\n"); - if (create_uc_file() < 0){ + if ((UC_opts.fapl_id = h5_fileaccess()) < 0) { + HDfprintf(stderr, "can't create creation FAPL\n"); + Hgoto_error(1); + } + if (H5Pset_libver_bounds(UC_opts.fapl_id, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) { + HDfprintf(stderr, "can't set creation FAPL libver bounds\n"); + Hgoto_error(1); + } + if (create_uc_file(&UC_opts) < 0) { HDfprintf(stderr, "***encounter error\n"); Hgoto_error(1); - }else + } else { HDprintf("File created.\n"); + } + /* Close FAPL to prevent issues with forking later */ + if (H5Pclose(UC_opts.fapl_id) < 0) { + HDfprintf(stderr, "can't close creation FAPL\n"); + Hgoto_error(1); + } + UC_opts.fapl_id = H5I_INVALID_HID; } - if (UC_opts.launch==UC_READWRITE){ - /* fork process */ - if((childpid = HDfork()) < 0) { + /* ============ */ + /* Fork process */ + /* ============ */ + if (UC_opts.launch == UC_READWRITE) { + if ((childpid = HDfork()) < 0) { HDperror("fork"); Hgoto_error(1); - }; - }; + } + } mypid = HDgetpid(); /* ============= */ /* launch reader */ /* ============= */ - if (UC_opts.launch != UC_WRITER){ + if (UC_opts.launch != UC_WRITER) { /* child process launch the reader */ - if(0 == childpid) { + if (0 == childpid) { HDprintf("%d: launch reader process\n", mypid); - if (read_uc_file(send_wait) < 0){ + if ((UC_opts.fapl_id = h5_fileaccess()) < 0) { + HDfprintf(stderr, "can't create read FAPL\n"); + HDexit(EXIT_FAILURE); + } + if (read_uc_file(send_wait, &UC_opts) < 0) { HDfprintf(stderr, "read_uc_file encountered error\n"); HDexit(EXIT_FAILURE); } + if (H5Pclose(UC_opts.fapl_id) < 0) { + HDfprintf(stderr, "can't close read FAPL\n"); + HDexit(EXIT_FAILURE); + } HDexit(EXIT_SUCCESS); } } @@ -186,65 +207,63 @@ main(int argc, char *argv[]) /* this process continues to launch the writer */ HDprintf("%d: continue as the writer process\n", mypid); - name = UC_opts.filename; - - /* Set file access proeprty list */ - if((fapl = h5_fileaccess()) < 0) + if ((fapl = h5_fileaccess()) < 0) { + HDfprintf(stderr, "can't create write FAPL\n"); Hgoto_error(1); + } - if(UC_opts.use_swmr) - if(H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) + if (UC_opts.use_swmr) { + if (H5Pset_libver_bounds(fapl, H5F_LIBVER_LATEST, H5F_LIBVER_LATEST) < 0) { + HDfprintf(stderr, "can't set write FAPL libver bounds\n"); Hgoto_error(1); + } + } - /* Open the file */ - if((fid = H5Fopen(name, H5F_ACC_RDWR | (UC_opts.use_swmr ? H5F_ACC_SWMR_WRITE : 0), fapl)) < 0) { + if ((fid = H5Fopen(UC_opts.filename, H5F_ACC_RDWR | (UC_opts.use_swmr ? H5F_ACC_SWMR_WRITE : 0), fapl)) < 0) { HDfprintf(stderr, "H5Fopen failed\n"); Hgoto_error(1); } - if(write_uc_file(send_wait, fid) < 0) { + if (write_uc_file(send_wait, fid, &UC_opts) < 0) { HDfprintf(stderr, "write_uc_file encountered error\n"); Hgoto_error(1); } + if (H5Fclose(fid) < 0) { + HDfprintf(stderr, "Failed to close write\n"); + Hgoto_error(1); + } + + if (H5Pclose(fapl) < 0) { + HDfprintf(stderr, "can't close write FAPL\n"); + Hgoto_error(1); + } + /* ================================================ */ /* If readwrite, collect exit code of child process */ /* ================================================ */ - if (UC_opts.launch == UC_READWRITE){ - if ((tmppid = HDwaitpid(childpid, &child_status, child_wait_option)) < 0){ + if (UC_opts.launch == UC_READWRITE) { + if ((tmppid = HDwaitpid(childpid, &child_status, child_wait_option)) < 0) { HDperror("waitpid"); Hgoto_error(1); } - /* Close the file */ - if(H5Fclose(fid) < 0) { - HDfprintf(stderr, "Failed to close file id\n"); - Hgoto_error(1); - } - - /* Close the property list */ - if(H5Pclose(fapl) < 0) { - HDfprintf(stderr, "Failed to close the property list\n"); - Hgoto_error(1); - } - - if (WIFEXITED(child_status)){ - if ((child_ret_value=WEXITSTATUS(child_status)) != 0){ + if (WIFEXITED(child_status)) { + if ((child_ret_value = WEXITSTATUS(child_status)) != 0) { HDprintf("%d: child process exited with non-zero code (%d)\n", mypid, child_ret_value); Hgoto_error(2); } - } else { - HDprintf("%d: child process terminated abnormally\n", mypid); - Hgoto_error(2); - } + } else { + HDprintf("%d: child process terminated abnormally\n", mypid); + Hgoto_error(2); + } } - + done: - /* Print result and exit */ - if (ret_value != 0){ + if (ret_value != 0) { HDprintf("Error(s) encountered\n"); - }else{ + } else { HDprintf("All passed\n"); } |