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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "H5VLiod_server.h"
#ifdef H5_HAVE_EFF
#ifdef H5_HAVE_INDEXING
/*
* Programmer: Mohamad Chaarawi <chaarawi@hdfgroup.gov>
* March, 2014
*
* Purpose: The IOD plugin server side indexing routines.
*/
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_dset_set_index_info_cb
*
* Purpose: Stored index information of the dataset.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* March, 2014
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_dset_set_index_info_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
dset_set_index_info_in_t *input = (dset_set_index_info_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_obj_id_t mdkv_id = input->mdkv_id; /* The ID of the metadata KV to be created */
iod_trans_id_t wtid = input->trans_num;
uint32_t cs_scope = input->cs_scope;
iod_handle_t mdkv_oh;
iod_kv_t kv;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start dataset set_index_info\n");
#endif
/* Open Metadata KV object for write */
if (iod_obj_open_write(coh, mdkv_id, wtid, NULL, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open MDKV object");
kv.key = H5VL_IOD_IDX_PLUGIN_ID;
kv.key_len = (iod_size_t)strlen(H5VL_IOD_IDX_PLUGIN_ID);
kv.value = &input->idx_plugin_id;
kv.value_len = (iod_size_t)sizeof(uint32_t);
if(cs_scope & H5_CHECKSUM_IOD) {
iod_checksum_t cs[2];
cs[0] = H5_checksum_crc64(kv.key, kv.key_len);
cs[1] = H5_checksum_crc64(kv.value, kv.value_len);
if (iod_kv_set(mdkv_oh, wtid, NULL, &kv, cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't set KV pair in parent");
}
else {
if (iod_kv_set(mdkv_oh, wtid, NULL, &kv, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't set KV pair in parent");
}
kv.key = H5VL_IOD_IDX_PLUGIN_MD;
kv.key_len = (iod_size_t)strlen(H5VL_IOD_IDX_PLUGIN_MD);
kv.value = input->idx_metadata.buf;
kv.value_len = (iod_size_t)input->idx_metadata.buf_size;
if(cs_scope & H5_CHECKSUM_IOD) {
iod_checksum_t cs[2];
cs[0] = H5_checksum_crc64(kv.key, kv.key_len);
cs[1] = H5_checksum_crc64(kv.value, kv.value_len);
if (iod_kv_set(mdkv_oh, wtid, NULL, &kv, cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't set KV pair in parent");
}
else {
if (iod_kv_set(mdkv_oh, wtid, NULL, &kv, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't set KV pair in parent");
}
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
HDONE_ERROR(H5E_SYM, H5E_WRITEERROR, FAIL, "can't send result of write to client");
/* close the Metadata KV object */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
input = (dset_set_index_info_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_dset_set_index_info_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_dset_get_index_info_cb
*
* Purpose: Stored index information of the dataset.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* March, 2014
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_dset_get_index_info_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
dset_get_index_info_in_t *input = (dset_get_index_info_in_t *)op_data->input;
dset_get_index_info_out_t output;
iod_handle_t coh = input->coh; /* container handle */
iod_obj_id_t mdkv_id = input->mdkv_id; /* The ID of the metadata KV to be created */
iod_trans_id_t rtid = input->rcxt_num;
uint32_t cs_scope = input->cs_scope;
iod_handle_t mdkv_oh;
iod_size_t key_size = 0;
iod_size_t val_size = 0;
iod_checksum_t *iod_cs = NULL;
char *key = NULL;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start dataset get_index_info\n");
#endif
/* Open Metadata KV object for write */
if (iod_obj_open_read(coh, mdkv_id, rtid, NULL, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open MDKV object");
if(cs_scope & H5_CHECKSUM_IOD) {
iod_cs = (iod_checksum_t *)malloc(sizeof(iod_checksum_t) * 2);
}
key = H5VL_IOD_IDX_PLUGIN_ID;
key_size = strlen(key);
val_size = sizeof(uint32_t);
if((ret = iod_kv_get_value(mdkv_oh, rtid, key, key_size, &output.idx_plugin_id,
&val_size, iod_cs, NULL)) < 0) {
if(ret == -ENOKEY) {
fprintf(stderr, "no index to retrieve\n");
output.ret = ret_value;
output.idx_count = 0;
output.idx_plugin_id = 0;
output.idx_metadata.buf_size = 0;
output.idx_metadata.buf = NULL;
HG_Handler_start_output(op_data->hg_handle, &output);
HGOTO_DONE(SUCCEED);
}
fprintf(stderr, "%d (%s).\n", ret, strerror(-ret));
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "lookup failed");
}
if(cs_scope & H5_CHECKSUM_IOD) {
iod_checksum_t cs[2];
cs[0] = H5_checksum_crc64(key, key_size);
cs[1] = H5_checksum_crc64(&output.idx_plugin_id, val_size);
if(iod_cs[0] != cs[0] && iod_cs[1] != cs[1])
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Corruption detected when reading metadata from IOD");
}
key = H5VL_IOD_IDX_PLUGIN_MD;
key_size = strlen(key);
val_size = 0;
if(iod_kv_get_value(mdkv_oh, rtid, key, key_size, NULL,
&val_size, iod_cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "lookup failed");
output.idx_metadata.buf_size = val_size;
output.idx_metadata.buf = malloc(val_size);
if(iod_kv_get_value(mdkv_oh, rtid, key, key_size, (char *)output.idx_metadata.buf,
&val_size, iod_cs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "lookup failed");
if(cs_scope & H5_CHECKSUM_IOD) {
iod_checksum_t cs[2];
cs[0] = H5_checksum_crc64(key, key_size);
cs[1] = H5_checksum_crc64(output.idx_metadata.buf, val_size);
if(iod_cs[0] != cs[0] && iod_cs[1] != cs[1])
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "Corruption detected when reading metadata from IOD");
}
output.ret = ret_value;
/* MSC for now, idx_count is always 1 */
output.idx_count = 1;
HG_Handler_start_output(op_data->hg_handle, &output);
done:
if(ret_value < 0) {
fprintf(stderr, "INDEX get info FAILED\n");
output.ret = ret_value;
output.idx_plugin_id = 0;
output.idx_metadata.buf_size = 0;
if(output.idx_metadata.buf)
free(output.idx_metadata.buf);
output.idx_metadata.buf = NULL;
HG_Handler_start_output(op_data->hg_handle, &output);
}
/* close the Metadata KV object */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
input = (dset_get_index_info_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_dset_get_index_info_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_dset_remove_index_info_cb
*
* Purpose: Stored index information of the dataset.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* March, 2014
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_dset_remove_index_info_cb(AXE_engine_t UNUSED axe_engine,
size_t UNUSED num_n_parents, AXE_task_t UNUSED n_parents[],
size_t UNUSED num_s_parents, AXE_task_t UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
dset_rm_index_info_in_t *input = (dset_rm_index_info_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* container handle */
iod_obj_id_t mdkv_id = input->mdkv_id; /* The ID of the metadata KV to be created */
iod_trans_id_t wtid = input->trans_num;
//uint32_t cs_scope = input->cs_scope;
iod_handle_t mdkv_oh;
iod_kv_params_t kvs;
iod_kv_t kv;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI_NOINIT
#if H5VL_IOD_DEBUG
fprintf(stderr, "Start dataset rm_index_info\n");
#endif
/* Open Metadata KV object for write */
if (iod_obj_open_write(coh, mdkv_id, wtid, NULL, &mdkv_oh, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't open MDKV object");
kv.key = H5VL_IOD_IDX_PLUGIN_ID;
kv.key_len = (iod_size_t)strlen(H5VL_IOD_IDX_PLUGIN_ID);
kvs.kv = &kv;
kvs.cs = NULL;
kvs.ret = &ret;
if(iod_kv_unlink_keys(mdkv_oh, wtid, NULL, 1, &kvs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTDEC, FAIL, "Unable to unlink KV pair");
kv.key = H5VL_IOD_IDX_PLUGIN_MD;
kv.key_len = (iod_size_t)strlen(H5VL_IOD_IDX_PLUGIN_MD);
kvs.kv = &kv;
kvs.cs = NULL;
kvs.ret = &ret;
if(iod_kv_unlink_keys(mdkv_oh, wtid, NULL, 1, &kvs, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTDEC, FAIL, "Unable to unlink KV pair");
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
HDONE_ERROR(H5E_SYM, H5E_WRITEERROR, FAIL, "can't send result of write to client");
/* close the Metadata KV object */
if(iod_obj_close(mdkv_oh, NULL, NULL) < 0)
HGOTO_ERROR2(H5E_SYM, H5E_CANTINIT, FAIL, "can't close object");
input = (dset_rm_index_info_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
FUNC_LEAVE_NOAPI_VOID
} /* end H5VL_iod_server_dset_remove_index_info_cb() */
#endif /* H5_HAVE_INDEXING */
#endif /* H5_HAVE_EFF */
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