diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/h5test.c | 58 | ||||
-rw-r--r-- | test/h5test.h | 1 | ||||
-rw-r--r-- | test/swmr.c | 128 |
3 files changed, 154 insertions, 33 deletions
diff --git a/test/h5test.c b/test/h5test.c index 2613ce1..5e6f01a 100644 --- a/test/h5test.c +++ b/test/h5test.c @@ -1941,3 +1941,61 @@ const char *H5_get_srcdir(void) return(NULL); } /* end H5_get_srcdir() */ +/*------------------------------------------------------------------------- + * Function: h5_check_if_file_locking_enabled + * + * Purpose: Checks if file locking is enabled on this file system. + * + * Return: SUCCEED/FAIL + * are_enabled will be FALSE if file locking is disabled on + * the file system of if there were errors. + * + *------------------------------------------------------------------------- + */ +herr_t +h5_check_if_file_locking_enabled(hbool_t *is_enabled) +{ + const char *filename = "locking_test_file"; + int pmode = O_RDWR | O_CREAT | O_TRUNC; + int fd = -1; + + *is_enabled = TRUE; + + if((fd = HDopen(filename, pmode, H5_POSIX_CREATE_MODE_RW)) < 0) + goto error; + + /* Test HDflock() to see if it works */ + if(HDflock(fd, LOCK_EX | LOCK_NB) < 0) { + if(ENOSYS == errno) { + /* When errno is set to ENOSYS, the file system does not support + * locking, so ignore it. This is most frequently used on + * Lustre. If we also want to check for disabled NFS locks + * we'll need to check for ENOLCK, too. That isn't done by + * default here since that could also represent an actual + * error condition. + */ + errno = 0; + *is_enabled = FALSE; + } + else + goto error; + } + if(HDflock(fd, LOCK_UN) < 0) + goto error; + + if(HDclose(fd) < 0) + goto error; + if(HDremove(filename) < 0) + goto error; + + return SUCCEED; + +error: + *is_enabled = FALSE; + if (fd > -1) { + HDclose(fd); + HDremove(filename); + } + return FAIL; +} /* end h5_check_if_file_locking_enabled() */ + diff --git a/test/h5test.h b/test/h5test.h index 0d937e1..35eea98 100644 --- a/test/h5test.h +++ b/test/h5test.h @@ -206,6 +206,7 @@ H5TEST_DLL int h5_make_local_copy(const char *origfilename, const char *local_co H5TEST_DLL herr_t h5_verify_cached_stabs(const char *base_name[], hid_t fapl); H5TEST_DLL H5FD_class_t *h5_get_dummy_vfd_class(void); H5TEST_DLL const char *h5_get_version_string(H5F_libver_t libver); +H5TEST_DLL herr_t h5_check_if_file_locking_enabled(hbool_t *are_enabled); /* Functions that will replace components of a FAPL */ H5TEST_DLL herr_t h5_get_vfd_fapl(hid_t fapl_id); diff --git a/test/swmr.c b/test/swmr.c index 700a68c..a407dac 100644 --- a/test/swmr.c +++ b/test/swmr.c @@ -90,7 +90,7 @@ static int test_file_lock_concur(hid_t fapl); static int test_file_lock_swmr_concur(hid_t fapl); /* Test file lock environment variable */ -static int test_file_lock_env_var(hid_t fapl); +static int test_file_locking(hid_t in_fapl, hbool_t turn_locking_on, hbool_t env_var_override); /* Tests for SWMR VFD flag */ static int test_swmr_vfd_flag(void); @@ -4255,8 +4255,11 @@ test_file_lock_same(hid_t in_fapl) /* Output message about test being performed */ TESTING("File open with different combinations of flags--single process access"); + /* Set locking in the fapl */ if((fapl = H5Pcopy(in_fapl)) < 0) FAIL_STACK_ERROR + if(H5Pset_file_locking(fapl, TRUE, TRUE) < 0) + FAIL_STACK_ERROR /* Set the filename to use for this test (dependent on fapl) */ h5_fixname(FILENAME[1], fapl, filename, sizeof(filename)); @@ -4415,9 +4418,11 @@ test_file_lock_swmr_same(hid_t in_fapl) /* Output message about test being performed */ TESTING("File open with different combinations of flags + SWMR flags--single process access"); - /* Get a copy of the parameter in_fapl */ + /* Set locking in the fapl */ if((fapl = H5Pcopy(in_fapl)) < 0) FAIL_STACK_ERROR + if(H5Pset_file_locking(fapl, TRUE, TRUE) < 0) + FAIL_STACK_ERROR /* Set the filename to use for this test (dependent on fapl) */ h5_fixname(FILENAME[1], fapl, filename, sizeof(filename)); @@ -4725,8 +4730,11 @@ test_file_lock_concur(hid_t in_fapl) /* Output message about test being performed */ TESTING("File open with different combinations of flags--concurrent access"); + /* Set locking in the fapl */ if((fapl = H5Pcopy(in_fapl)) < 0) FAIL_STACK_ERROR + if(H5Pset_file_locking(fapl, TRUE, TRUE) < 0) + FAIL_STACK_ERROR /* Set the filename to use for this test (dependent on fapl) */ h5_fixname(FILENAME[1], fapl, filename, sizeof(filename)); @@ -5101,8 +5109,11 @@ test_file_lock_swmr_concur(hid_t in_fapl) /* Output message about test being performed */ TESTING("File open with different combintations of flags + SWMR flags--concurrent access"); + /* Set locking in the fapl */ if((fapl = H5Pcopy(in_fapl)) < 0) FAIL_STACK_ERROR + if(H5Pset_file_locking(fapl, TRUE, TRUE) < 0) + FAIL_STACK_ERROR /* Set the filename to use for this test (dependent on fapl) */ h5_fixname(FILENAME[2], fapl, filename, sizeof(filename)); @@ -5597,7 +5608,7 @@ test_file_lock_swmr_concur(hid_t in_fapl) /* Open the test file */ H5E_BEGIN_TRY { - child_fid = H5Fopen(filename, H5F_ACC_RDWR, H5P_DEFAULT); + child_fid = H5Fopen(filename, H5F_ACC_RDWR, fapl); } H5E_END_TRY; /* Should fail */ @@ -5921,7 +5932,7 @@ test_file_lock_swmr_concur(hid_t in_fapl) FAIL_STACK_ERROR /* Open the test file */ - if((fid = H5Fopen(filename, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) + if((fid = H5Fopen(filename, H5F_ACC_RDONLY, fapl)) < 0) FAIL_STACK_ERROR /* Notify child process */ @@ -6058,7 +6069,7 @@ error: ** *****************************************************************/ static int -test_file_lock_env_var(hid_t in_fapl) +test_file_locking(hid_t in_fapl, hbool_t turn_locking_on, hbool_t env_var_override) { #if !(defined(H5_HAVE_FORK) && defined(H5_HAVE_WAITPID)) SKIPPED(); @@ -6073,18 +6084,40 @@ test_file_lock_env_var(hid_t in_fapl) int child_wait_option=0; /* Options passed to waitpid */ int out_pdf[2]; int notify = 0; + int exit_status = 0; + herr_t ret; + + if (turn_locking_on && env_var_override) + TESTING("File locking: ON w/ env var override") + else if (turn_locking_on && !env_var_override) + TESTING("File locking: ON") + else if (!turn_locking_on && env_var_override) + TESTING("File locking: OFF w/ env var override") + else + TESTING("File locking: OFF") - - TESTING("File locking environment variable"); - - - /* Set the environment variable */ - if(HDsetenv("HDF5_USE_FILE_LOCKING", "FALSE", TRUE) < 0) + /* Copy the incoming fapl */ + if((fapl = H5Pcopy(in_fapl)) < 0) TEST_ERROR - if((fapl = H5Pcopy(in_fapl)) < 0) + /* Set locking in the fapl */ + if(H5Pset_file_locking(fapl, turn_locking_on ? TRUE : FALSE, TRUE) < 0) TEST_ERROR + /* If requested, set the environment variable */ + if (env_var_override) { + if(HDsetenv("HDF5_USE_FILE_LOCKING", turn_locking_on ? "FALSE" : "TRUE", TRUE) < 0) + TEST_ERROR + if(H5F__reparse_file_lock_variable_test() < 0) + TEST_ERROR + } + else { + if(HDsetenv("HDF5_USE_FILE_LOCKING", "", TRUE) < 0) + TEST_ERROR + if(H5F__reparse_file_lock_variable_test() < 0) + TEST_ERROR + } + /* Set the filename to use for this test (dependent on fapl) */ h5_fixname(FILENAME[1], fapl, filename, sizeof(filename)); @@ -6096,10 +6129,8 @@ test_file_lock_env_var(hid_t in_fapl) if(H5Fclose(fid) < 0) TEST_ERROR - /* Open a file for read-only and then read-write. This would - * normally fail due to the file locking scheme but should - * pass when the environment variable is set to disable file - * locking. + /* Open a file for read-only and then read-write. This will fail + * when the locking scheme is turned on. */ /* Create 1 pipe */ @@ -6114,7 +6145,7 @@ test_file_lock_env_var(hid_t in_fapl) /* Child process */ - hid_t child_fid; /* File ID */ + hid_t child_fid = H5I_INVALID_HID; /* File ID */ int child_notify = 0; /* Close unused write end for out_pdf */ @@ -6125,18 +6156,23 @@ test_file_lock_env_var(hid_t in_fapl) while(child_notify != 1) { if(HDread(out_pdf[0], &child_notify, sizeof(int)) < 0) HDexit(EXIT_FAILURE); - } /* end while */ + } - /* Open the test file */ - if((child_fid = H5Fopen(filename, H5F_ACC_RDWR, fapl)) < 0) - TEST_ERROR + /* Open and close the test file */ + H5E_BEGIN_TRY { + child_fid = H5Fopen(filename, H5F_ACC_RDWR, fapl); + ret = H5Fclose(child_fid); + } H5E_END_TRY; /* Close the pipe */ if(HDclose(out_pdf[0]) < 0) HDexit(EXIT_FAILURE); - HDexit(EXIT_SUCCESS); - } /* end if */ + if(H5I_INVALID_HID == child_fid || FAIL == ret) + HDexit(EXIT_FAILURE); + else + HDexit(EXIT_SUCCESS); + } /* end child process work */ /* close unused read end for out_pdf */ if(HDclose(out_pdf[0]) < 0) @@ -6159,15 +6195,28 @@ test_file_lock_env_var(hid_t in_fapl) if(HDwaitpid(childpid, &child_status, child_wait_option) < 0) TEST_ERROR - /* Check if child terminated normally */ - if(WIFEXITED(child_status)) { - /* Check exit status of the child */ - if(WEXITSTATUS(child_status) != 0) - TEST_ERROR - } /* end if */ + /* Check exit status of the child */ + if(WIFEXITED(child_status)) + exit_status = WEXITSTATUS(child_status); else TEST_ERROR + /* The child process should have passed or failed as follows: + * + * locks on: FAIL + * locks off: PASS + * locks on, env var override: PASS + * locks off, env var override: FAIL + */ + if(turn_locking_on && !env_var_override && (0 == exit_status)) + TEST_ERROR + else if(!turn_locking_on && !env_var_override && (0 != exit_status)) + TEST_ERROR + else if(turn_locking_on && env_var_override && (0 != exit_status)) + TEST_ERROR + else if(!turn_locking_on && env_var_override && (0 == exit_status)) + TEST_ERROR + /* Close the file */ if(H5Fclose(fid) < 0) TEST_ERROR @@ -6191,7 +6240,7 @@ error: #endif /* !(defined(H5_HAVE_FORK && defined(H5_HAVE_WAITPID)) */ -} /* end test_file_lock_env_var() */ +} /* end test_file_locking() */ static int @@ -7018,7 +7067,7 @@ error: H5Fclose(fid3); } H5E_END_TRY; - return -1; + return 1; } /* test_multiple_same() */ @@ -7035,6 +7084,7 @@ main(void) char *driver = NULL; /* VFD string (from env variable) */ char *lock_env_var = NULL; /* file locking env var pointer */ hbool_t use_file_locking; /* read from env var */ + hbool_t file_locking_enabled = FALSE; /* Checks if the file system supports locks */ /* Skip this test if SWMR I/O is not supported for the VFD specified * by the environment variable. @@ -7055,6 +7105,13 @@ main(void) else use_file_locking = TRUE; + /* Check if file locking is enabled on this file system */ + if(use_file_locking) + if(h5_check_if_file_locking_enabled(&file_locking_enabled) < 0) { + HDprintf("Error when determining if file locks are enabled\n"); + return EXIT_FAILURE; + } + /* Set up */ h5_reset(); @@ -7096,7 +7153,7 @@ main(void) nerrors += test_append_flush_dataset_fixed(fapl); nerrors += test_append_flush_dataset_multiple(fapl); - if(use_file_locking) { + if(use_file_locking && file_locking_enabled) { /* * Tests for: * file open flags--single process access @@ -7126,7 +7183,12 @@ main(void) /* This test changes the HDF5_USE_FILE_LOCKING environment variable * so it should be run last. */ - nerrors += test_file_lock_env_var(fapl); + if (use_file_locking && file_locking_enabled) { + nerrors += test_file_locking(fapl, TRUE, TRUE); + nerrors += test_file_locking(fapl, TRUE, FALSE); + nerrors += test_file_locking(fapl, FALSE, TRUE); + nerrors += test_file_locking(fapl, FALSE, FALSE); + } if(nerrors) goto error; |