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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"
#include "H5RCpublic.h"
#include "H5TRpublic.h"
#ifdef H5_HAVE_EFF
#if H5_HAVE_IOD_CORRUPT_TOOL
static void check_ion_corruptions(iod_trans_id_t trans_num);
static void check_daos_corruptions(iod_hint_list_t *chint, iod_trans_id_t trans_num);
#endif
/*
* Programmer: Mohamad Chaarawi <chaarawi@hdfgroup.gov>
* July, 2013
*
* Purpose: The IOD plugin server side transaction and read context routines.
*/
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_rcxt_acquire_cb
*
* Purpose: Acquire a read context of a container using a version number.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_rcxt_acquire_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
rc_acquire_in_t *input = (rc_acquire_in_t *)op_data->input;
rc_acquire_out_t output;
iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t c_version = input->c_version;
iod_trans_id_t acquired_version;
hid_t rcapl_id;
iod_ret_t ret;
H5RC_request_t acquire_req;
herr_t ret_value = SUCCEED;
if(H5P_DEFAULT == input->rcapl_id)
input->rcapl_id = H5Pcopy(H5P_RC_ACQUIRE_DEFAULT);
rcapl_id = input->rcapl_id;
if(H5Pget_rcapl_version_request(rcapl_id, &acquire_req) < 0) {
HGOTO_ERROR_FF(FAIL, "can't get acquire request property");
}
switch(acquire_req) {
case H5RC_EXACT:
#if H5_EFF_DEBUG
fprintf(stderr, "Exact Acquire Read Context %"PRIu64"\n", input->c_version);
#endif
fprintf(stderr, "Exact Acquire Read Context %"PRIu64"\n", input->c_version);
if((ret = iod_trans_start(coh, &c_version, NULL, 0, IOD_TRANS_R, NULL)) < 0) {
HGOTO_ERROR_FF(ret, "can't acquire read context");
}
acquired_version = c_version;
break;
case H5RC_LAST:
#if H5_EFF_DEBUG
fprintf(stderr, "Acquire LAST Read Context\n");
#endif
c_version = IOD_TID_UNKNOWN;
if((ret = iod_trans_start(coh, &c_version, NULL, 0, IOD_TRANS_R, NULL)) < 0)
HGOTO_ERROR_FF(ret, "can't acquire read context");
acquired_version = c_version;
break;
case H5RC_NEXT:
{
iod_cont_trans_stat_t *tids;
uint64_t u;
#if H5_EFF_DEBUG
fprintf(stderr, "Next Acquire Read Context %"PRIu64"\n", input->c_version);
#endif
ret = iod_query_cont_trans_stat(coh, &tids, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't get container tids status");
acquired_version = IOD_TID_UNKNOWN;
for(u=c_version; u<tids->latest_rdable ; u++) {
if(iod_trans_start(coh, &u, NULL, 0, IOD_TRANS_R, NULL) < 0)
continue;
acquired_version = u;
break;
}
if(IOD_TID_UNKNOWN == acquired_version) {
HGOTO_ERROR_FF(FAIL,
"can't get a read version");
}
if(iod_free_cont_trans_stat(coh, tids) < 0)
HGOTO_ERROR_FF(FAIL, "can't free container transaction status object");
break;
}
case H5RC_PREV:
{
iod_cont_trans_stat_t *tids;
uint64_t u;
#if H5_EFF_DEBUG
fprintf(stderr, "Next Acquire Read Context %"PRIu64"\n", input->c_version);
#endif
if(iod_query_cont_trans_stat(coh, &tids, NULL) < 0)
HGOTO_ERROR_FF(FAIL, "can't get container tids status");
if(c_version >= tids->latest_rdable) {
acquired_version = tids->latest_rdable;
ret = iod_trans_start(coh, &acquired_version, NULL, 0, IOD_TRANS_R, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't acquire read context");
break;
}
acquired_version = IOD_TID_UNKNOWN;
u=c_version;
for(u=c_version; u>0; u--) {
if(iod_trans_start(coh, &u, NULL, 0, IOD_TRANS_R, NULL) < 0)
continue;
acquired_version = u;
break;
}
if(IOD_TID_UNKNOWN == acquired_version) {
HGOTO_ERROR_FF(FAIL,
"can't get a read version");
}
if(iod_free_cont_trans_stat(coh, tids) < 0)
HGOTO_ERROR_FF(FAIL, "can't free container transaction status object");
break;
}
default:
HGOTO_ERROR_FF(FAIL, "invalid acquire request");
}
output.c_version = acquired_version;
output.ret = ret_value;
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Acquire Read Context. Acquired %"PRIu64"\n", output.c_version);
#endif
HG_Handler_start_output(op_data->hg_handle, &output);
done:
/* return an UNDEFINED oh to the client if the operation failed */
if(ret_value < 0) {
fprintf(stderr, "Failed to Acquire Read context\n");
output.ret = FAIL;
output.c_version = c_version;
HG_Handler_start_output(op_data->hg_handle, &output);
}
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (rc_acquire_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_rcxt_acquire_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_rcxt_release_cb
*
* Purpose: Release a read context of a container using a version number.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_rcxt_release_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
rc_release_in_t *input = (rc_release_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Release Read Context %"PRIu64"\n", input->c_version);
#endif
ret = iod_trans_finish(coh, input->c_version, NULL, 0, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't release Read Context");
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Release Read context\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (rc_release_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_rcxt_release_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_rcxt_persist_cb
*
* Purpose: Persist a read context of a container using a version number.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_rcxt_persist_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
rc_persist_in_t *input = (rc_persist_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
char *persist = NULL, *sleep_timer = NULL;
int num_persist_retry = 0, i;
iod_trans_id_t tid = input->c_version;
int sleep_t = 0;
iod_ret_t ret;
iod_hint_list_t *chint = NULL;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Persist Read Context %"PRIu64"\n", tid);
#endif
persist = getenv ("H5ENV_NUM_PERSIST_RETRY");
sleep_timer = getenv ("H5ENV_SLEEP_PERSIST_RETRY");
if(NULL != persist)
num_persist_retry = atoi(persist);
if(NULL != sleep_timer)
sleep_t = atoi(sleep_timer);
#if H5_HAVE_IOD_CORRUPT_TOOL
chint = (iod_hint_list_t *)malloc(sizeof(iod_hint_list_t) + 9*sizeof(iod_hint_t));
chint->num_hint = 0;
check_daos_corruptions(chint, tid);
if(chint != NULL && 0 == chint->num_hint) {
free (chint);
chint = NULL;
}
#endif
ret = iod_trans_persist(coh, tid, chint, NULL);
if(ret != 0) {
fprintf(stderr, "%d (%s).\n", ret, strerror(-ret));
}
if(ret != 0 && -ESHUTDOWN != ret) {
for(i=0 ; i<num_persist_retry; i++) {
fprintf(stderr, "Retry Persist # %d on %"PRIu64".\n", i+1, tid);
ret = iod_trans_persist(coh, tid, NULL, NULL);
if(0 == ret) {
break;
}
else if(-ESHUTDOWN == ret) {
fprintf(stderr, "%d (%s).\n", ret, strerror(-ret));
HGOTO_ERROR_FF(FAIL, "can't persist read context");
}
else {
fprintf(stderr, "Retry failed.. %d (%s).\n", ret, strerror(-ret));
if(sleep_timer)
sleep(sleep_t);
}
}
}
if(ret != 0) {
HGOTO_ERROR_FF(ret, "can't persist read context");
}
#if H5_HAVE_IOD_CORRUPT_TOOL
if(chint != NULL) {
for(i=0 ; i<chint->num_hint ; i++) {
if(chint->hint[i].key) {
free(chint->hint[i].key);
chint->hint[i].key = NULL;
}
if(chint->hint[i].value) {
free(chint->hint[i].value);
chint->hint[i].value = NULL;
}
}
free(chint);
}
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Persist Read context\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (rc_persist_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_rcxt_persist_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_rcxt_snapshot_cb
*
* Purpose: Snapshot a read context of a container using a version number.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_rcxt_snapshot_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
rc_snapshot_in_t *input = (rc_snapshot_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t tid = input->c_version;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Snapshot %s with Read Context %"PRIu64"\n", input->snapshot_name, input->c_version);
#endif
/* MSC - can only snapshot latest version */
ret = iod_container_snapshot(coh, tid, input->snapshot_name, NULL, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't snapshot Read Context");
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Snapshot Read context\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (rc_snapshot_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_rcxt_snapshot_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_trans_start_cb
*
* Purpose: Start a transaction on a container.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_trans_start_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
tr_start_in_t *input = (tr_start_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
hid_t trspl_id;
iod_trans_id_t trans_num = input->trans_num;
unsigned num_peers; /* the number of peers starting this transaction */
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Transaction Start %"PRIu64"\n", input->trans_num);
#endif
if(H5P_DEFAULT == input->trspl_id)
input->trspl_id = H5Pcopy(H5P_TR_START_DEFAULT);
trspl_id = input->trspl_id;
if(H5Pget_trspl_num_peers(trspl_id, &num_peers) < 0)
HGOTO_ERROR_FF(FAIL, "can't get acquire request property");
ret = iod_trans_start(coh, &trans_num, NULL, num_peers, IOD_TRANS_W, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't start transaction");
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Transaction Start\n");
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Start Transaction\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (tr_start_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_trans_start_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_trans_finish_cb
*
* Purpose: Finish a transaction on a container.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_trans_finish_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
tr_finish_in_t *input = (tr_finish_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
uint32_t cs_scope = input->cs_scope;
//hid_t trfpl_id;
iod_trans_id_t trans_num = input->trans_num;
hbool_t acquire = input->acquire;
uint32_t client_rank = input->client_rank;
iod_obj_id_t oidkv_id = input->oidkv_id;
iod_handle_t oidkv_oh;
uint64_t oid_index[3];
iod_kv_t kv;
iod_ret_t ret;
int step = 0;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Transaction Finish %"PRIu64"\n", trans_num);
#endif
oid_index[0] = input->kv_oid_index;
oid_index[1] = input->array_oid_index;
oid_index[2] = input->blob_oid_index;
ret = iod_obj_open_write(coh, oidkv_id, trans_num, NULL, &oidkv_oh, NULL);
if(ret != 0)
HGOTO_ERROR_FF(ret, "can't open oid KV");
step ++;
kv.value = &oid_index;
kv.value_len = sizeof(iod_obj_id_t) * 3;
kv.key = &client_rank;
kv.key_len = 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);
ret = iod_kv_set(oidkv_oh, trans_num, NULL, &kv, cs, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't set KV pair in parent");
}
else {
ret = iod_kv_set(oidkv_oh, trans_num, NULL, &kv, NULL, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't set KV pair in oid KV");
}
ret = iod_obj_close(oidkv_oh, NULL, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't close object handle");
step --;
/* Finish the transaction */
if((ret = iod_trans_finish(coh, trans_num, NULL, 0, NULL)) < 0)
HGOTO_ERROR_FF(ret, "can't finish transaction");
#if H5_HAVE_IOD_CORRUPT_TOOL
if(0 == client_rank)
check_ion_corruptions(trans_num);
#endif
/* if the flag is true, acquire a read context on the finished transaction */
if(TRUE == acquire) {
#if H5_EFF_DEBUG
fprintf(stderr, "Transaction Acquire after Finish %"PRIu64"\n", trans_num);
#endif
ret = iod_trans_start(coh, &trans_num, NULL, 0, IOD_TRANS_R, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't acquire read context");
}
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Transaction Finish\n");
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Finish Transaction\n");
if(step == 1) {
iod_obj_close(oidkv_oh, NULL, NULL);
}
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (tr_finish_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_trans_finish_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_trans_set_dependency_cb
*
* Purpose: Set Dependency between 2 transactions on a container.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_trans_set_dependency_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
tr_set_depend_in_t *input = (tr_set_depend_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t lower = input->parent_trans_num;
iod_trans_id_t higher = input->child_trans_num;
iod_trans_depend_desc_t *depends;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Transaction Set_Dependency %"PRIu64" on %"PRIu64"\n",
input->child_trans_num, input->parent_trans_num);
#endif
depends = (iod_trans_depend_desc_t *)malloc(sizeof(iod_trans_depend_desc_t) +
sizeof(iod_trans_range_t));
depends->n_depend = 1;
depends->depend[0].lower_tid = lower;
depends->depend[0].higher_tid = higher;
ret = iod_trans_depend(coh, depends, NULL);
if(ret != 0 && -IOD_EC_TRANS_DISCARDED != ret)
HGOTO_ERROR_FF(FAIL, "can't set dependency between transactions");
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Transaction Set_Dependency\n");
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Set_Dependency between Transactions\n");
if(depends) {
free(depends);
depends = NULL;
}
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (tr_set_depend_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_trans_set_dependency_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_trans_skip_cb
*
* Purpose: Skip a number of transactions on a container.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_trans_skip_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
tr_skip_in_t *input = (tr_skip_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t start_trans_num = input->start_trans_num;
iod_trans_id_t tid;
uint64_t count = input->count;
iod_trans_range_desc_t *skip_ranges = NULL;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Transaction Skip %"PRIu64" starting at %"PRIu64"\n", count, start_trans_num);
#endif
skip_ranges = (iod_trans_range_desc_t *)malloc(sizeof(iod_trans_range_desc_t) +
sizeof(iod_trans_range_t));
skip_ranges->n_range = 1;
skip_ranges->range[0].lower_tid = start_trans_num;
skip_ranges->range[0].higher_tid = start_trans_num + count;
/* MSC - right now, skip by starting and finishing the
transactions, since iod skip does not update latest_writing */
#if 0
if(iod_trans_skip(coh, skip_ranges, NULL) < 0)
HGOTO_ERROR_FF(FAIL, "can't skip transactions");
#endif
tid = start_trans_num;
while(count) {
ret = iod_trans_start(coh, &tid, NULL, 0, IOD_TRANS_W, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't start transaction");
/* Finish the transaction */
ret = iod_trans_finish(coh, tid, NULL, IOD_TRANS_ABORT_DEPENDENT, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't finish transaction");
tid ++;
count --;
}
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Transaction Skip\n");
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Skip Transaction\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
if(skip_ranges) {
free(skip_ranges);
skip_ranges = NULL;
}
input = (tr_skip_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_trans_skip_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_trans_abort_cb
*
* Purpose: Abort a transaction on a container.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* September, 2013
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_trans_abort_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
tr_abort_in_t *input = (tr_abort_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t trans_num = input->trans_num;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Aborting Transaction %"PRIu64"\n", input->trans_num);
#endif
ret = iod_trans_finish(coh, trans_num, NULL, IOD_TRANS_ABORT_DEPENDENT, NULL);
if(ret == -IOD_EC_TRANS_DISCARDED)
fprintf(stderr, "Transaction %"PRIu64" already discarded\n", input->trans_num);
else if(ret < 0)
HGOTO_ERROR_FF(ret, "can't abort transaction");
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Transaction Abort\n");
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Abort Transaction\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (tr_abort_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_trans_abort_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_prefetch_cb
*
* Purpose: prefetch an object from central storage to BB.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* February 2014
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_prefetch_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
prefetch_in_t *input = (prefetch_in_t *)op_data->input;
//iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t tid = input->rcxt_num;
iod_handles_t iod_oh = input->iod_oh; /* object handle */
iod_obj_id_t iod_id = input->iod_id; /* OID */
H5I_type_t obj_type = input->obj_type;
H5FF_layout_t layout_type = input->layout_type;
iod_trans_id_t replica_id;
iod_layout_t *layout = NULL;
iod_obj_partition_t *partition = NULL;
iod_kv_partition_t *kv_parts = NULL;
iod_hyperslab_t *hslabs = NULL; /* IOD hyperslab generated from HDF5 filespace */
hssize_t num_descriptors = 0, n; /* number of IOD hslabs needed to describe dataset selection */
iod_ret_t ret;
herr_t ret_value = SUCCEED;
#if H5_EFF_DEBUG
fprintf(stderr, "Prefetch Object (OID %"PRIx64" OH %"PRIu64") at Version %"PRIu64"\n",
iod_id, iod_oh.rd_oh.cookie, tid);
#endif
/* non-default layout (fetch to local ION) */
if(H5_LOCAL_NODE == layout_type) {
#if H5_EFF_DEBUG
fprintf(stderr, "Prefetch object to local ION with rank %d\n", my_rank_g);
#endif
if(NULL == (layout = (iod_layout_t *)malloc(sizeof(iod_layout_t))))
HGOTO_ERROR_FF(FAIL, "can't allocate layout buffer");
layout->loc = IOD_LOC_BB;
layout->type = IOD_LAYOUT_LOGGED;
layout->dims_seq = NULL;
layout->target_start = my_rank_g;
layout->target_num = 1;
layout->stripe_size = IOD_MAX_STRIPE_SIZE;
}
switch(obj_type) {
case H5I_GROUP:
case H5I_ATTR:
case H5I_DATATYPE:
break;
case H5I_DATASET:
{
hid_t selection = input->selection;
int ndims, i; /* dataset's rank/number of dimensions */
if(-1 != selection) {
if(NULL == (partition = (iod_obj_partition_t *)malloc(sizeof(iod_obj_partition_t))))
HGOTO_ERROR_FF(FAIL, "can't allocate partition buffer");
if((ndims = H5Sget_simple_extent_ndims(selection)) < 0)
HGOTO_ERROR_FF(FAIL, "unable to get dataspace dimesnsion");
/* handle scalar dataspace */
if(0 == ndims) {
ndims = 1;
/* allocate the IOD hyperslab descriptors needed */
if(NULL == (hslabs = (iod_hyperslab_t *)malloc(sizeof(iod_hyperslab_t))))
HGOTO_ERROR_FF(FAIL, "can't allocate iod array descriptors");
hslabs[0].start = (iod_size_t *)malloc(sizeof(iod_size_t));
hslabs[0].stride = (iod_size_t *)malloc(sizeof(iod_size_t));
hslabs[0].block = (iod_size_t *)malloc(sizeof(iod_size_t));
hslabs[0].count = (iod_size_t *)malloc(sizeof(iod_size_t));
num_descriptors = 1;
hslabs[0].start[0] = 0;
hslabs[0].count[0] = 1;
hslabs[0].block[0] = 1;
hslabs[0].stride[0] = 1;
}
else {
/* get the number of decriptors required, i.e. the numbers of iod
I/O operations needed */
if(H5VL_iod_get_file_desc(selection, &num_descriptors, NULL) < 0)
HGOTO_ERROR_FF(FAIL, "unable to generate IOD file descriptor from dataspace selection");
if(1 != num_descriptors)
HGOTO_ERROR_FF(FAIL, "can't prefetch an irregular hyperslab");
/* allocate the IOD hyperslab descriptors needed */
if(NULL == (hslabs = (iod_hyperslab_t *)malloc
(sizeof(iod_hyperslab_t) * (size_t)num_descriptors)))
HGOTO_ERROR_FF(FAIL, "can't allocate iod array descriptors");
for(n=0 ; n<num_descriptors ; n++) {
hslabs[n].start = (iod_size_t *)malloc(sizeof(iod_size_t) * (size_t)ndims);
hslabs[n].stride = (iod_size_t *)malloc(sizeof(iod_size_t) * (size_t)ndims);
hslabs[n].block = (iod_size_t *)malloc(sizeof(iod_size_t) * (size_t)ndims);
hslabs[n].count = (iod_size_t *)malloc(sizeof(iod_size_t) * (size_t)ndims);
}
/* generate the descriptors after allocating the array */
if(H5VL_iod_get_file_desc(selection, &num_descriptors, hslabs) < 0)
HGOTO_ERROR_FF(FAIL, "unable to generate IOD file descriptor from dataspace selection");
}
partition->obj_type = IOD_OBJ_ARRAY;
partition->u_parts.array_parts = hslabs[0];
#if H5_EFF_DEBUG
fprintf(stderr, "Prefetch a Hyperslab of the Dataset:\n");
for(i=0 ; i<ndims ; i++) {
fprintf(stderr, "Dim %d: start %zu stride %zu block %zu count %zu\n",
i, (size_t)hslabs[0].start[i], (size_t)hslabs[0].stride[i],
(size_t)hslabs[0].block[i], (size_t)hslabs[0].count[i]);
}
#endif
}
break;
}
case H5I_MAP:
{
hid_t key_type = input->key_type;
binary_buf_t low_key = input->low_key;
binary_buf_t high_key = input->high_key;
if(-1 != key_type) {
if(NULL == (partition = (iod_obj_partition_t *)malloc
(sizeof(iod_obj_partition_t) + 2 * sizeof(iod_kv_t))))
HGOTO_ERROR_FF(FAIL, "can't allocate partition buffer");
kv_parts = &partition->u_parts.kv_parts;
partition->obj_type = IOD_OBJ_KV;
kv_parts->nparts = 1;
kv_parts->sub_partition = 1;
kv_parts->kv[0].key = low_key.buf;
kv_parts->kv[0].key_len = low_key.buf_size;
kv_parts->kv[1].key = high_key.buf;
kv_parts->kv[1].key_len = high_key.buf_size;
#if H5_EFF_DEBUG
fprintf(stderr, "Prefetch a Range of the Map:\n");
fprintf(stderr, "Low Key: %d, High Key: %d\n",
*((int *)low_key.buf), *((int *)high_key.buf));
#endif
}
break;
}
case H5I_UNINIT:
case H5I_BADID:
case H5I_FILE:
case H5I_DATASPACE:
case H5I_REFERENCE:
case H5I_VFL:
case H5I_VOL:
case H5I_ES:
case H5I_RC:
case H5I_TR:
case H5I_QUERY:
case H5I_VIEW:
case H5I_GENPROP_CLS:
case H5I_GENPROP_LST:
case H5I_ERROR_CLASS:
case H5I_ERROR_MSG:
case H5I_ERROR_STACK:
case H5I_NTYPES:
default:
HGOTO_ERROR_FF(FAIL, "not a valid object to prefetch");
}
ret = iod_obj_fetch(iod_oh.rd_oh, tid, NULL, partition, layout, &replica_id, NULL);
if(ret != 0)
HGOTO_ERROR_FF(ret, "can't prefetch object");
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Prefetch\n");
#endif
done:
if(SUCCEED != ret_value)
replica_id = 0;
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &replica_id))
fprintf(stderr, "Failed to Prefetch Object\n");
/* free allocated descriptors */
for(n=0 ; n<num_descriptors ; n++) {
free(hslabs[n].start);
hslabs[n].start = NULL;
free(hslabs[n].stride);
hslabs[n].stride = NULL;
free(hslabs[n].block);
hslabs[n].block = NULL;
free(hslabs[n].count);
hslabs[n].count = NULL;
}
if(hslabs) {
free(hslabs);
hslabs = NULL;
}
if(layout) {
free(layout);
layout = NULL;
}
if(partition) {
free(partition);
partition = NULL;
}
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (prefetch_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_prefetch_cb() */
/*-------------------------------------------------------------------------
* Function: H5VL_iod_server_evict_cb
*
* Purpose: evicts an object from BB.
*
* Return: Success: SUCCEED
* Failure: Negative
*
* Programmer: Mohamad Chaarawi
* February 2014
*
*-------------------------------------------------------------------------
*/
void
H5VL_iod_server_evict_cb(AXE_engine_t H5_ATTR_UNUSED axe_engine,
size_t H5_ATTR_UNUSED num_n_parents, AXE_task_t H5_ATTR_UNUSED n_parents[],
size_t H5_ATTR_UNUSED num_s_parents, AXE_task_t H5_ATTR_UNUSED s_parents[],
void *_op_data)
{
op_data_t *op_data = (op_data_t *)_op_data;
evict_in_t *input = (evict_in_t *)op_data->input;
iod_handle_t coh = input->coh; /* the container handle */
iod_trans_id_t tid = input->rcxt_num;
iod_handles_t iod_oh = input->iod_oh; /* object handle */
iod_obj_id_t iod_id = input->iod_id; /* OID */
iod_obj_id_t mdkv_id = input->mdkv_id; /* OID */
iod_obj_id_t attrkv_id = input->attrkv_id; /* OID */
//H5I_type_t obj_type = input->obj_type;
iod_trans_id_t replica_id = input->replica_id;
iod_handle_t mdkv_oh, attrkv_oh;
iod_ret_t ret;
herr_t ret_value = SUCCEED;
if(replica_id) {
fprintf(stderr, "Evict Object (OID %"PRIx64" OH %"PRIu64") replica tag %"PRIx64"\n",
iod_id, iod_oh.rd_oh.cookie, replica_id);
ret = iod_obj_purge(iod_oh.rd_oh, replica_id, NULL, NULL);
}
else {
fprintf(stderr, "Evict Object (OID %"PRIx64" OH %"PRIu64") at Version %"PRIu64"\n",
iod_id, iod_oh.rd_oh.cookie, tid);
/* open the metadata KV */
ret = iod_obj_open_read(coh, mdkv_id, tid, NULL, &mdkv_oh, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't open metadata KV");
ret = iod_obj_purge(mdkv_oh, tid, NULL, NULL);
if(ret < 0) {
iod_obj_close(mdkv_oh, NULL, NULL);
HGOTO_ERROR_FF(ret, "can't evict object");
}
/* close the metadata KV */
ret = iod_obj_close(mdkv_oh, NULL, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't close object");
if(IOD_OBJ_INVALID != attrkv_id) {
/* open the attribute KV */
ret = iod_obj_open_read(coh, attrkv_id, tid, NULL, &attrkv_oh, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't open metadata KV");
ret = iod_obj_purge(attrkv_oh, tid, NULL, NULL);
if(ret < 0) {
iod_obj_close(attrkv_oh, NULL, NULL);
HGOTO_ERROR_FF(ret, "can't evict object");
}
/* close the attribute KV */
ret = iod_obj_close(attrkv_oh, NULL, NULL);
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't close object");
}
ret = iod_obj_purge(iod_oh.rd_oh, tid, NULL, NULL);
}
if(ret < 0)
HGOTO_ERROR_FF(ret, "can't evict object");
#if H5_EFF_DEBUG
fprintf(stderr, "Done with Evict\n");
#endif
done:
if(HG_SUCCESS != HG_Handler_start_output(op_data->hg_handle, &ret_value))
fprintf(stderr, "Failed to Evict Object\n");
HG_Handler_free_input(op_data->hg_handle, input);
HG_Handler_free(op_data->hg_handle);
input = (evict_in_t *)H5MM_xfree(input);
op_data = (op_data_t *)H5MM_xfree(op_data);
} /* end H5VL_iod_server_evict_cb() */
#if H5_HAVE_IOD_CORRUPT_TOOL
static void check_ion_corruptions(iod_trans_id_t trans_num)
{
int step;
char *cor_step = NULL;
char *num_procs_s = NULL;
int num_procs = -1;
char *cor_data_s = NULL;
int cor_data = -1;
int ret;
char file_name[100];
sprintf(file_name, "%s.%s", getenv("USER"), "eff_vpic");
num_procs_s = getenv ("H5ENV_NUM_CLIENTS");
if(NULL != num_procs_s)
num_procs = atoi(num_procs_s);
else
return;
cor_data_s = getenv ("H5ENV_CORRUPT_DATA");
if(NULL != cor_data_s)
cor_data = atoi(cor_data_s);
else
return;
cor_step = getenv ("H5ENV_STEP_CORRUPT_BB_DSET");
if(NULL != cor_step) {
step = atoi(cor_step);
if((int)trans_num == step+3) {
uint64_t oid;
oid = step*8*num_procs + num_procs;
IOD_OBJID_SETOWNER_APP(oid)
IOD_OBJID_SETTYPE(oid, IOD_OBJ_ARRAY)
if(cor_data)
printf("CORRUPTING DATA at step %d, ARRAY ID %"PRIx64"\n",
step, oid);
else
printf("CORRUPTING CS at step %d, ARRAY ID %"PRIx64"\n",
step, oid);
ret = corrupt_data(file_name, oid, trans_num, 20, cor_data);
if(ret < 0) {
fprintf(stderr, "cant't corrupt data. %d (%s).\n", ret, strerror(-ret));
}
}
}
cor_step = NULL;
step = -1;
cor_step = getenv ("H5ENV_STEP_CORRUPT_BB_DTYPE");
if(NULL != cor_step) {
step = atoi(cor_step);
if((int)trans_num == step+3) {
uint64_t oid;
oid = step*num_procs;
IOD_OBJID_SETOWNER_APP(oid)
IOD_OBJID_SETTYPE(oid, IOD_OBJ_BLOB)
if(cor_data)
printf("CORRUPTING DATA at step %d, BLOB ID %"PRIx64"\n",
step, oid);
else
printf("CORRUPTING CS at step %d, BLOB ID %"PRIx64"\n",
step, oid);
ret = corrupt_data(file_name, oid, trans_num, 5, cor_data);
if(ret < 0) {
fprintf(stderr, "cant't corrupt data. %d (%s).\n", ret, strerror(-ret));
}
}
}
cor_step = NULL;
step = -1;
cor_step = getenv ("H5ENV_STEP_CORRUPT_BB_GROUP");
if(NULL != cor_step) {
step = atoi(cor_step);
if((int)trans_num == step+3) {
uint64_t oid;
oid = 0;//5*num_procs + step*21*num_procs;
IOD_OBJID_SETOWNER_APP(oid)
IOD_OBJID_SETTYPE(oid, IOD_OBJ_KV)
if(cor_data)
printf("CORRUPTING DATA at step %d, KV ID %"PRIx64"\n",
step, oid);
else
printf("CORRUPTING CS at step %d, KV ID %"PRIx64"\n",
step, oid);
ret = corrupt_kv(file_name, oid, trans_num, step*2+1, cor_data);
if(ret < 0) {
fprintf(stderr, "cant't corrupt data. %d (%s).\n", ret, strerror(-ret));
}
}
}
}
static void check_daos_corruptions(iod_hint_list_t *chint, iod_trans_id_t trans_num)
{
int step;
char *cor_step = NULL;
char *num_procs_s = NULL;
int num_procs = -1;
char *cor_data_s = NULL;
int cor_data = -1;
int ret, i;
char file_name[100];
sprintf(file_name, "%s.%s", getenv("USER"), "eff_vpic");
num_procs_s = getenv ("H5ENV_NUM_CLIENTS");
if(NULL != num_procs_s)
num_procs = atoi(num_procs_s);
else
return;
cor_data_s = getenv ("H5ENV_CORRUPT_DATA");
if(NULL != cor_data_s)
cor_data = atoi(cor_data_s);
else
return;
chint->num_hint = 0;
i = 0;
cor_step = getenv ("H5ENV_STEP_CORRUPT_DAOS_DSET");
if(NULL != cor_step) {
uint64_t oid;
step = atoi(cor_step);
if((int)trans_num == step+3) {
oid = step*8*num_procs + num_procs;
IOD_OBJID_SETOWNER_APP(oid)
IOD_OBJID_SETTYPE(oid, IOD_OBJ_ARRAY)
chint->num_hint += 2;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_offset");
chint->hint[i].value = strdup("20");
i++;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_whichone");
chint->hint[i].value = (char *)malloc(50);
sprintf(chint->hint[i].value, "0x%llx", (unsigned long long)oid);
i++;
if(!cor_data) {
chint->num_hint ++;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_checksum");
chint->hint[i].value = NULL;
i++;
printf("CORRUPTING CS at VPIC step %d, array ID %"PRIx64"\n",
step, oid);
}
else {
printf("CORRUPTING Data at VPIC step %d, array ID %"PRIx64"\n",
step, oid);
}
}
}
cor_step = NULL;
step = -1;
cor_step = getenv ("H5ENV_STEP_CORRUPT_DAOS_DTYPE");
if(NULL != cor_step) {
uint64_t oid;
step = atoi(cor_step);
if((int)trans_num == step+3) {
oid = step*num_procs;
IOD_OBJID_SETOWNER_APP(oid)
IOD_OBJID_SETTYPE(oid, IOD_OBJ_BLOB)
chint->num_hint += 2;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_offset");
chint->hint[i].value = strdup("5");
i++;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_whichone");
chint->hint[i].value = (char *)malloc(50);
sprintf(chint->hint[i].value, "0x%llx", (unsigned long long)oid);
//sprintf(chint->hint[i].value, "0x%"PRIx64"", oid);
i++;
if(!cor_data) {
chint->num_hint ++;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_checksum");
chint->hint[i].value = NULL;
i++;
printf("CORRUPTING CS at VPIC step %d, blob ID %"PRIx64"\n",
step, oid);
}
else {
printf("CORRUPTING Data at VPIC step %d, blob ID %"PRIx64"\n",
step, oid);
}
}
}
cor_step = NULL;
step = -1;
cor_step = getenv ("H5ENV_STEP_CORRUPT_DAOS_GROUP");
if(NULL != cor_step) {
uint64_t oid;
step = atoi(cor_step);
if((int)trans_num == step+3) {
oid = 0;
IOD_OBJID_SETOWNER_APP(oid)
IOD_OBJID_SETTYPE(oid, IOD_OBJ_KV)
chint->num_hint += 2;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_offset");
chint->hint[i].value = (char *)malloc(10);
sprintf(chint->hint[i].value, "%d", step*2+1);
i++;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_whichone");
chint->hint[i].value = (char *)malloc(50);
sprintf(chint->hint[i].value, "0x%llx", (unsigned long long)oid);
//sprintf(chint->hint[i].value, "0x%"PRIx64"", oid);
i++;
if(!cor_data) {
chint->num_hint ++;
chint->hint[i].key = strdup("iod_hint_obj_corrupt_checksum");
chint->hint[i].value = NULL;
i++;
printf("CORRUPTING CS at VPIC step %d, KV ID %"PRIx64"\n",
step, oid);
}
else {
printf("CORRUPTING Data at VPIC step %d, KV ID %"PRIx64"\n",
step, oid);
}
ret = corrupt_kv(file_name, oid, trans_num, step*2+1, cor_data);
if(ret < 0) {
fprintf(stderr, "cant't corrupt data. %d (%s).\n", ret, strerror(-ret));
}
}
}
}
#endif
#endif /* H5_HAVE_EFF */
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