diff options
Diffstat (limited to 'tools/lib/h5tools_utils.c')
| -rw-r--r-- | tools/lib/h5tools_utils.c | 159 |
1 files changed, 103 insertions, 56 deletions
diff --git a/tools/lib/h5tools_utils.c b/tools/lib/h5tools_utils.c index 45e436c..8a7a4dd 100644 --- a/tools/lib/h5tools_utils.c +++ b/tools/lib/h5tools_utils.c @@ -1079,6 +1079,55 @@ done: return ret_value; } +#ifdef H5_HAVE_ROS3_VFD +/*---------------------------------------------------------------------------- + * + * Function: h5tools_parse_ros3_fapl_tuple + * + * Purpose: A convenience function that parses a string containing a tuple + * of S3 VFD credential information and then passes the result to + * `h5tools_populate_ros3_fapl()` in order to setup a valid + * configuration for the S3 VFD. + * + * Return: SUCCEED/FAIL + * + *---------------------------------------------------------------------------- + */ +herr_t +h5tools_parse_ros3_fapl_tuple(const char *tuple_str, int delim, + H5FD_ros3_fapl_t *fapl_config_out) +{ + const char *ccred[3]; + unsigned nelems = 0; + char *start = NULL; + char *s3cred_src = NULL; + char **s3cred = NULL; + herr_t ret_value = SUCCEED; + + /* Attempt to parse S3 credentials tuple */ + if (parse_tuple(tuple_str, delim, &s3cred_src, &nelems, &s3cred) < 0) + H5TOOLS_GOTO_ERROR(FAIL, "failed to parse S3 VFD info tuple"); + + /* Sanity-check tuple count */ + if (nelems != 3) + H5TOOLS_GOTO_ERROR(FAIL, "invalid S3 VFD credentials"); + + ccred[0] = (const char *)s3cred[0]; + ccred[1] = (const char *)s3cred[1]; + ccred[2] = (const char *)s3cred[2]; + + if (0 == h5tools_populate_ros3_fapl(fapl_config_out, ccred)) + H5TOOLS_GOTO_ERROR(FAIL, "failed to populate S3 VFD FAPL config"); + +done: + if (s3cred) + HDfree(s3cred); + if (s3cred_src) + HDfree(s3cred_src); + + return ret_value; +} + /*---------------------------------------------------------------------------- * @@ -1142,7 +1191,6 @@ done: * *---------------------------------------------------------------------------- */ -#ifdef H5_HAVE_ROS3_VFD int h5tools_populate_ros3_fapl(H5FD_ros3_fapl_t *fa, const char **values) @@ -1266,73 +1314,72 @@ h5tools_populate_ros3_fapl(H5FD_ros3_fapl_t *fa, done: return ret_value; - } /* h5tools_populate_ros3_fapl */ #endif /* H5_HAVE_ROS3_VFD */ - -/*----------------------------------------------------------------------------- - * - * Function: h5tools_set_configured_fapl - * - * Purpose: prepare fapl_id with the given property list, according to - * VFD prototype. +#ifdef H5_HAVE_LIBHDFS +/*---------------------------------------------------------------------------- * - * Return: 0 on failure, 1 on success + * Function: h5tools_parse_hdfs_fapl_tuple * - * Programmer: Jacob Smith - * 2018-05-21 + * Purpose: A convenience function that parses a string containing a tuple + * of HDFS VFD configuration information. * - * Changes: None. + * Return: SUCCEED/FAIL * - *----------------------------------------------------------------------------- + *---------------------------------------------------------------------------- */ -int -h5tools_set_configured_fapl(hid_t fapl_id, - const char vfd_name[], - void *fapl_t_ptr) +herr_t +h5tools_parse_hdfs_fapl_tuple(const char *tuple_str, int delim, + H5FD_hdfs_fapl_t *fapl_config_out) { - int ret_value = 1; - - if (fapl_id < 0) { - return 0; + unsigned long k = 0; + unsigned nelems = 0; + char *props_src = NULL; + char **props = NULL; + herr_t ret_value = SUCCEED; + + /* Attempt to parse HDFS configuration tuple */ + if (parse_tuple(tuple_str, delim, &props_src, &nelems, &props) < 0) + H5TOOLS_GOTO_ERROR(FAIL, "failed to parse HDFS VFD configuration tuple"); + + /* Sanity-check tuple count */ + if (nelems != 5) + H5TOOLS_GOTO_ERROR(FAIL, "invalid HDFS VFD configuration"); + + /* Populate fapl configuration structure with given properties. + * WARNING: No error-checking is done on length of input strings... + * Silent overflow is possible, albeit unlikely. + */ + if (HDstrncmp(props[0], "", 1)) { + HDstrncpy(fapl_config_out->namenode_name, (const char *)props[0], HDstrlen(props[0])); } - - if (!strcmp("", vfd_name)) { - goto done; - -#ifdef H5_HAVE_ROS3_VFD - } else if (!strcmp("ros3", vfd_name)) { - if ((fapl_id == H5P_DEFAULT) || - (fapl_t_ptr == NULL) || - (FAIL == H5Pset_fapl_ros3( - fapl_id, - (H5FD_ros3_fapl_t *)fapl_t_ptr))) - { - ret_value = 0; - goto done; - } -#endif /* H5_HAVE_ROS3_VFD */ - -#ifdef H5_HAVE_LIBHDFS - } else if (!strcmp("hdfs", vfd_name)) { - if ((fapl_id == H5P_DEFAULT) || - (fapl_t_ptr == NULL) || - (FAIL == H5Pset_fapl_hdfs( - fapl_id, - (H5FD_hdfs_fapl_t *)fapl_t_ptr))) - { - ret_value = 0; - goto done; - } -#endif /* H5_HAVE_LIBHDFS */ - - } else { - ret_value = 0; /* unrecognized fapl type "name" */ + if (HDstrncmp(props[1], "", 1)) { + k = strtoul((const char *)props[1], NULL, 0); + if (errno == ERANGE) + H5TOOLS_GOTO_ERROR(FAIL, "supposed port number wasn't"); + fapl_config_out->namenode_port = (int32_t)k; + } + if (HDstrncmp(props[2], "", 1)) { + HDstrncpy(fapl_config_out->kerberos_ticket_cache, (const char *)props[2], HDstrlen(props[2])); + } + if (HDstrncmp(props[3], "", 1)) { + HDstrncpy(fapl_config_out->user_name, (const char *)props[3], HDstrlen(props[3])); + } + if (HDstrncmp(props[4], "", 1)) { + k = HDstrtoul((const char *)props[4], NULL, 0); + if (errno == ERANGE) + H5TOOLS_GOTO_ERROR(FAIL, "supposed buffersize number wasn't"); + fapl_config_out->stream_buffer_size = (int32_t)k; } done: - return ret_value; + if (props) + HDfree(props); + if (props_src) + HDfree(props_src); -} /* h5tools_set_configured_fapl() */ + return ret_value; +} +#endif /* H5_HAVE_LIBHDFS */ |