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Commit 8c76d6ab authored by Robert Schmidt's avatar Robert Schmidt
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Delete old protobuf slice types flex_slice_{dl,ul}

parent 198822aa
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Showing with 45 additions and 1624 deletions
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac.c
View file @ 8c76d6ab
......@@ -1468,10 +1468,12 @@ void flexran_agent_fill_mac_ue_config(mid_t mod_id, mid_t ue_id,
ue_conf->rnti = flexran_get_mac_ue_crnti(mod_id, ue_id);
ue_conf->has_rnti = 1;
ue_conf->dl_slice_id = flexran_get_ue_dl_slice_id(mod_id, ue_id);
ue_conf->has_dl_slice_id = 1;
ue_conf->ul_slice_id = flexran_get_ue_ul_slice_id(mod_id, ue_id);
ue_conf->has_ul_slice_id = 1;
int dl_id = flexran_get_ue_dl_slice_id(mod_id, ue_id);
ue_conf->dl_slice_id = dl_id;
ue_conf->has_dl_slice_id = dl_id >= 0;
int ul_id = flexran_get_ue_ul_slice_id(mod_id, ue_id);
ue_conf->ul_slice_id = ul_id;
ue_conf->has_ul_slice_id = ul_id >= 0;
ue_conf->ue_aggregated_max_bitrate_ul = flexran_get_ue_aggregated_max_bitrate_ul(mod_id, ue_id);
ue_conf->has_ue_aggregated_max_bitrate_ul = 1;
......@@ -1576,149 +1578,24 @@ void flexran_create_config_structures(mid_t mod_id)
sc_update[mod_id] = flexran_agent_create_slice_config(n_dl, m_ul);
if (!slice_config[mod_id] || !sc_update[mod_id]) return;
flexran_agent_read_slice_config(mod_id, slice_config[mod_id]);
flexran_agent_read_slice_config(mod_id, sc_update[mod_id]);
//flexran_agent_read_slice_config(mod_id, slice_config[mod_id]);
//flexran_agent_read_slice_config(mod_id, sc_update[mod_id]);
for (i = 0; i < n_dl; i++) {
flexran_agent_read_slice_dl_config(mod_id, i, slice_config[mod_id]->dl[i]);
flexran_agent_read_slice_dl_config(mod_id, i, sc_update[mod_id]->dl[i]);
//flexran_agent_read_slice_dl_config(mod_id, i, slice_config[mod_id]->dl[i]);
//flexran_agent_read_slice_dl_config(mod_id, i, sc_update[mod_id]->dl[i]);
}
for (i = 0; i < m_ul; i++) {
flexran_agent_read_slice_ul_config(mod_id, i, slice_config[mod_id]->ul[i]);
flexran_agent_read_slice_ul_config(mod_id, i, sc_update[mod_id]->ul[i]);
//flexran_agent_read_slice_ul_config(mod_id, i, slice_config[mod_id]->ul[i]);
//flexran_agent_read_slice_ul_config(mod_id, i, sc_update[mod_id]->ul[i]);
}
}
void flexran_check_and_remove_slices(mid_t mod_id)
{
Protocol__FlexDlSlice **dl = sc_update[mod_id]->dl;
Protocol__FlexDlSlice **dlreal = slice_config[mod_id]->dl;
int i = 0;
while (i < sc_update[mod_id]->n_dl) {
/* remove slices whose percentage is zero */
if (dl[i]->percentage > 0) {
++i;
continue;
}
if (flexran_remove_dl_slice(mod_id, i) < 1) {
LOG_W(FLEXRAN_AGENT, "[%d] can not remove slice index %d ID %d\n",
mod_id, i, dl[i]->id);
++i;
continue;
}
LOG_I(FLEXRAN_AGENT, "[%d] removed slice index %d ID %d\n",
mod_id, i, dl[i]->id);
if (dl[i]->n_sorting > 0) free(dl[i]->sorting);
free(dl[i]->scheduler_name);
if (dlreal[i]->n_sorting > 0) {
dlreal[i]->n_sorting = 0;
free(dlreal[i]->sorting);
}
free(dlreal[i]->scheduler_name);
--sc_update[mod_id]->n_dl;
--slice_config[mod_id]->n_dl;
const size_t last = sc_update[mod_id]->n_dl;
/* we need to memcpy the higher slice to the position we just deleted */
memcpy(dl[i], dl[last], sizeof(*dl[last]));
memset(dl[last], 0, sizeof(*dl[last]));
memcpy(dlreal[i], dlreal[last], sizeof(*dlreal[last]));
memset(dlreal[last], 0, sizeof(*dlreal[last]));
/* dont increase i but recheck the slice which has been copied to here */
}
Protocol__FlexUlSlice **ul = sc_update[mod_id]->ul;
Protocol__FlexUlSlice **ulreal = slice_config[mod_id]->ul;
i = 0;
while (i < sc_update[mod_id]->n_ul) {
if (ul[i]->percentage > 0) {
++i;
continue;
}
if (flexran_remove_ul_slice(mod_id, i) < 1) {
LOG_W(FLEXRAN_AGENT, "[%d] can not remove slice index %d ID %d\n",
mod_id, i, ul[i]->id);
++i;
continue;
}
LOG_I(FLEXRAN_AGENT, "[%d] removed slice index %d ID %d\n",
mod_id, i, ul[i]->id);
free(ul[i]->scheduler_name);
free(ulreal[i]->scheduler_name);
--sc_update[mod_id]->n_ul;
--slice_config[mod_id]->n_ul;
const size_t last = sc_update[mod_id]->n_ul;
/* see DL remarks */
memcpy(ul[i], ul[last], sizeof(*ul[last]));
memset(ul[last], 0, sizeof(*ul[last]));
memcpy(ulreal[i], ulreal[last], sizeof(*ulreal[last]));
memset(ulreal[last], 0, sizeof(*ulreal[last]));
/* dont increase i but recheck the slice which has been copied to here */
}
}
void flexran_agent_slice_update(mid_t mod_id)
{
int i;
int changes = 0;
if (perform_slice_config_update_count <= 0) return;
perform_slice_config_update_count--;
pthread_mutex_lock(&sc_update_mtx);
if (!slice_config[mod_id]) {
/* if the configuration does not exist for agent, create from eNB structure
* and exit */
flexran_create_config_structures(mod_id);
pthread_mutex_unlock(&sc_update_mtx);
return;
}
/********* read existing config *********/
/* simply update slice_config all the time and write new config
* (apply_new_slice_dl_config() only updates if changes are necessary) */
slice_config[mod_id]->n_dl = flexran_get_num_dl_slices(mod_id);
slice_config[mod_id]->n_ul = flexran_get_num_ul_slices(mod_id);
for (i = 0; i < slice_config[mod_id]->n_dl; i++) {
flexran_agent_read_slice_dl_config(mod_id, i, slice_config[mod_id]->dl[i]);
}
for (i = 0; i < slice_config[mod_id]->n_ul; i++) {
flexran_agent_read_slice_ul_config(mod_id, i, slice_config[mod_id]->ul[i]);
}
/********* write new config *********/
/* check for removal (sc_update[X]->dl[Y].percentage == 0)
* and update sc_update & slice_config accordingly */
flexran_check_and_remove_slices(mod_id);
/* create new DL and UL slices if necessary */
for (i = slice_config[mod_id]->n_dl; i < sc_update[mod_id]->n_dl; i++) {
flexran_create_dl_slice(mod_id, sc_update[mod_id]->dl[i]->id);
}
for (i = slice_config[mod_id]->n_ul; i < sc_update[mod_id]->n_ul; i++) {
flexran_create_ul_slice(mod_id, sc_update[mod_id]->ul[i]->id);
}
slice_config[mod_id]->n_dl = flexran_get_num_dl_slices(mod_id);
slice_config[mod_id]->n_ul = flexran_get_num_ul_slices(mod_id);
changes += apply_new_slice_config(mod_id, slice_config[mod_id], sc_update[mod_id]);
for (i = 0; i < slice_config[mod_id]->n_dl; i++) {
changes += apply_new_slice_dl_config(mod_id,
slice_config[mod_id]->dl[i],
sc_update[mod_id]->dl[i]);
flexran_agent_read_slice_dl_config(mod_id, i, slice_config[mod_id]->dl[i]);
}
for (i = 0; i < slice_config[mod_id]->n_ul; i++) {
changes += apply_new_slice_ul_config(mod_id,
slice_config[mod_id]->ul[i],
sc_update[mod_id]->ul[i]);
flexran_agent_read_slice_ul_config(mod_id, i, slice_config[mod_id]->ul[i]);
}
flexran_agent_read_slice_config(mod_id, slice_config[mod_id]);
if (n_ue_slice_assoc_updates > 0) {
changes += apply_ue_slice_assoc_update(mod_id);
}
if (changes > 0)
LOG_I(FLEXRAN_AGENT, "[%d] slice configuration: applied %d changes\n", mod_id, changes);
pthread_mutex_unlock(&sc_update_mtx);
}
Protocol__FlexSliceConfig *flexran_agent_get_slice_config(mid_t mod_id)
......@@ -1727,69 +1604,10 @@ Protocol__FlexSliceConfig *flexran_agent_get_slice_config(mid_t mod_id)
Protocol__FlexSliceConfig *config = NULL;
pthread_mutex_lock(&sc_update_mtx);
config = flexran_agent_create_slice_config(slice_config[mod_id]->n_dl,
slice_config[mod_id]->n_ul);
if (!config) {
pthread_mutex_unlock(&sc_update_mtx);
return NULL;
}
config->has_intraslice_share_active = 1;
config->intraslice_share_active = slice_config[mod_id]->intraslice_share_active;
config->has_interslice_share_active = 1;
config->interslice_share_active = slice_config[mod_id]->interslice_share_active;
for (int i = 0; i < slice_config[mod_id]->n_dl; ++i) {
if (!config->dl[i]) continue;
config->dl[i]->has_id = 1;
config->dl[i]->id = slice_config[mod_id]->dl[i]->id;
config->dl[i]->has_label = 1;
config->dl[i]->label = slice_config[mod_id]->dl[i]->label;
config->dl[i]->has_percentage = 1;
config->dl[i]->percentage = slice_config[mod_id]->dl[i]->percentage;
config->dl[i]->has_isolation = 1;
config->dl[i]->isolation = slice_config[mod_id]->dl[i]->isolation;
config->dl[i]->has_priority = 1;
config->dl[i]->priority = slice_config[mod_id]->dl[i]->priority;
config->dl[i]->has_position_low = 1;
config->dl[i]->position_low = slice_config[mod_id]->dl[i]->position_low;
config->dl[i]->has_position_high = 1;
config->dl[i]->position_high = slice_config[mod_id]->dl[i]->position_high;
config->dl[i]->has_maxmcs = 1;
config->dl[i]->maxmcs = slice_config[mod_id]->dl[i]->maxmcs;
config->dl[i]->n_sorting = slice_config[mod_id]->dl[i]->n_sorting;
config->dl[i]->sorting = calloc(config->dl[i]->n_sorting, sizeof(Protocol__FlexDlSorting));
if (!config->dl[i]->sorting) config->dl[i]->n_sorting = 0;
for (int j = 0; j < config->dl[i]->n_sorting; ++j)
config->dl[i]->sorting[j] = slice_config[mod_id]->dl[i]->sorting[j];
config->dl[i]->has_accounting = 1;
config->dl[i]->accounting = slice_config[mod_id]->dl[i]->accounting;
config->dl[i]->scheduler_name = strdup(slice_config[mod_id]->dl[i]->scheduler_name);
}
for (int i = 0; i < slice_config[mod_id]->n_ul; ++i) {
if (!config->ul[i]) continue;
config->ul[i]->has_id = 1;
config->ul[i]->id = slice_config[mod_id]->ul[i]->id;
config->ul[i]->has_label = 1;
config->ul[i]->label = slice_config[mod_id]->ul[i]->label;
config->ul[i]->has_percentage = 1;
config->ul[i]->percentage = slice_config[mod_id]->ul[i]->percentage;
config->ul[i]->has_isolation = 1;
config->ul[i]->isolation = slice_config[mod_id]->ul[i]->isolation;
config->ul[i]->has_priority = 1;
config->ul[i]->priority = slice_config[mod_id]->ul[i]->priority;
config->ul[i]->has_first_rb = 1;
config->ul[i]->first_rb = slice_config[mod_id]->ul[i]->first_rb;
config->ul[i]->has_maxmcs = 1;
config->ul[i]->maxmcs = slice_config[mod_id]->ul[i]->maxmcs;
config->ul[i]->n_sorting = slice_config[mod_id]->ul[i]->n_sorting;
config->ul[i]->sorting = calloc(config->ul[i]->n_sorting, sizeof(Protocol__FlexUlSorting));
if (!config->ul[i]->sorting) config->ul[i]->n_sorting = 0;
for (int j = 0; j < config->ul[i]->n_sorting; ++j)
config->ul[i]->sorting[j] = slice_config[mod_id]->ul[i]->sorting[j];
config->ul[i]->has_accounting = 1;
config->ul[i]->accounting = slice_config[mod_id]->ul[i]->accounting;
config->ul[i]->scheduler_name = strdup(slice_config[mod_id]->ul[i]->scheduler_name);
}
pthread_mutex_unlock(&sc_update_mtx);
return config;
}
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac_internal.c
View file @ 8c76d6ab
......@@ -1027,666 +1027,18 @@ int load_dl_scheduler_function(mid_t mod_id, const char *function_name) {
Protocol__FlexSliceConfig *flexran_agent_create_slice_config(int n_dl, int m_ul)
{
int i;
Protocol__FlexSliceConfig *fsc = malloc(sizeof(Protocol__FlexSliceConfig));
if (!fsc) return NULL;
protocol__flex_slice_config__init(fsc);
/* say there are n_dl slices but reserve memory for up to 10 so
* we don't need to reserve again later */
fsc->n_dl = n_dl;
fsc->dl = calloc(10, sizeof(Protocol__FlexDlSlice *));
if (!fsc->dl) fsc->n_dl = 0;
for (i = 0; i < 10; i++) {
fsc->dl[i] = malloc(sizeof(Protocol__FlexDlSlice));
if (!fsc->dl[i]) continue;
protocol__flex_dl_slice__init(fsc->dl[i]);
}
/* as above */
fsc->n_ul = m_ul;
fsc->ul = calloc(10, sizeof(Protocol__FlexUlSlice *));
if (!fsc->ul) fsc->n_ul = 0;
for (i = 0; i < 10; i++) {
fsc->ul[i] = malloc(sizeof(Protocol__FlexUlSlice));
if (!fsc->ul[i]) continue;
protocol__flex_ul_slice__init(fsc->ul[i]);
}
/* TODO */
return fsc;
}
void flexran_agent_read_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *s)
{
s->intraslice_share_active = flexran_get_intraslice_sharing_active(mod_id);
s->has_intraslice_share_active = 1;
s->interslice_share_active = flexran_get_interslice_sharing_active(mod_id);
s->has_interslice_share_active = 1;
}
void flexran_agent_read_slice_dl_config(mid_t mod_id, int slice_idx, Protocol__FlexDlSlice *dl_slice)
{
dl_slice->id = flexran_get_dl_slice_id(mod_id, slice_idx);
dl_slice->has_id = 1;
/* read label from corresponding sc_update entry or give default */
dl_slice->label = PROTOCOL__FLEX_SLICE_LABEL__xMBB;
dl_slice->has_label = 1;
for (int i = 0; i < sc_update[mod_id]->n_dl; i++) {
if (sc_update[mod_id]->dl[i]->id == dl_slice->id
&& sc_update[mod_id]->dl[i]->has_label) {
dl_slice->label = sc_update[mod_id]->dl[i]->label;
break;
}
}
dl_slice->percentage = flexran_get_dl_slice_percentage(mod_id, slice_idx);
dl_slice->has_percentage = 1;
dl_slice->isolation = flexran_get_dl_slice_isolation(mod_id, slice_idx);
dl_slice->has_isolation = 1;
dl_slice->priority = flexran_get_dl_slice_priority(mod_id, slice_idx);
dl_slice->has_priority = 1;
dl_slice->position_low = flexran_get_dl_slice_position_low(mod_id, slice_idx);
dl_slice->has_position_low = 1;
dl_slice->position_high = flexran_get_dl_slice_position_high(mod_id, slice_idx);
dl_slice->has_position_high = 1;
dl_slice->maxmcs = flexran_get_dl_slice_maxmcs(mod_id, slice_idx);
dl_slice->has_maxmcs = 1;
dl_slice->n_sorting = flexran_get_dl_slice_sorting(mod_id, slice_idx, &dl_slice->sorting);
if (dl_slice->n_sorting < 1) dl_slice->sorting = NULL;
dl_slice->accounting = flexran_get_dl_slice_accounting_policy(mod_id, slice_idx);
dl_slice->has_accounting = 1;
const char *s_name = flexran_get_dl_slice_scheduler(mod_id, slice_idx);
if (!dl_slice->scheduler_name
|| strcmp(dl_slice->scheduler_name, s_name) != 0) {
dl_slice->scheduler_name = realloc(dl_slice->scheduler_name, strlen(s_name) + 1);
strcpy(dl_slice->scheduler_name, s_name);
}
}
void flexran_agent_read_slice_ul_config(mid_t mod_id, int slice_idx, Protocol__FlexUlSlice *ul_slice)
{
ul_slice->id = flexran_get_ul_slice_id(mod_id, slice_idx);
ul_slice->has_id = 1;
/* read label from corresponding sc_update entry or give default */
ul_slice->label = PROTOCOL__FLEX_SLICE_LABEL__xMBB;
ul_slice->has_label = 1;
for (int i = 0; i < sc_update[mod_id]->n_ul; i++) {
if (sc_update[mod_id]->ul[i]->id == ul_slice->id
&& sc_update[mod_id]->ul[i]->has_label) {
ul_slice->label = sc_update[mod_id]->ul[i]->label;
break;
}
}
ul_slice->percentage = flexran_get_ul_slice_percentage(mod_id, slice_idx);
ul_slice->has_percentage = 1;
/*ul_slice->isolation = flexran_get_ul_slice_isolation(mod_id, slice_idx);*/
ul_slice->has_isolation = 0;
/*ul_slice->priority = flexran_get_ul_slice_priority(mod_id, slice_idx);*/
ul_slice->has_priority = 0;
ul_slice->first_rb = flexran_get_ul_slice_first_rb(mod_id, slice_idx);
ul_slice->has_first_rb = 1;
/*ul_slice-> = flexran_get_ul_slice_length_rb(mod_id, slice_idx);
ul_slice->has_length_rb = 0;*/
ul_slice->maxmcs = flexran_get_ul_slice_maxmcs(mod_id, slice_idx);
ul_slice->has_maxmcs = 1;
ul_slice->n_sorting = 0;
/*if (ul_slice->sorting) {
free(ul_slice->sorting);
ul_slice->sorting = NULL;
}
ul_slice->n_sorting = flexran_get_ul_slice_sorting(mod_id, slice_idx, &ul_slice->sorting);
if (ul_slice->n_sorting < 1) ul_slice->sorting = NULL;*/
/*ul_slice->accounting = flexran_get_ul_slice_accounting_policy(mod_id, slice_idx);*/
ul_slice->has_accounting = 0;
const char *s_name = flexran_get_ul_slice_scheduler(mod_id, slice_idx);
if (!ul_slice->scheduler_name
|| strcmp(ul_slice->scheduler_name, s_name) != 0) {
ul_slice->scheduler_name = realloc(ul_slice->scheduler_name, strlen(s_name) + 1);
strcpy(ul_slice->scheduler_name, s_name);
}
}
int check_dl_sorting_update(Protocol__FlexDlSlice *old, Protocol__FlexDlSlice *new)
{
/* sorting_update => true when old->n_sorting == 0 or different numbers of
* elements; otherwise will check * element-wise */
int sorting_update = old->n_sorting == 0 || (old->n_sorting != new->n_sorting);
for (int i = 0; i < old->n_sorting && !sorting_update; ++i) {
sorting_update = sorting_update || (new->sorting[i] != old->sorting[i]);
}
return sorting_update;
}
int check_ul_sorting_update(Protocol__FlexUlSlice *old, Protocol__FlexUlSlice *new)
{
/* sorting_update => true when old->n_sorting == 0 or different numbers of
* elements; otherwise will check * element-wise */
int sorting_update = old->n_sorting == 0 || (old->n_sorting != new->n_sorting);
for (int i = 0; i < old->n_sorting && !sorting_update; ++i) {
sorting_update = sorting_update || (new->sorting[i] != old->sorting[i]);
}
return sorting_update;
}
void overwrite_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *exist, Protocol__FlexSliceConfig *update)
{
if (update->has_intraslice_share_active
&& exist->intraslice_share_active != update->intraslice_share_active) {
LOG_I(FLEXRAN_AGENT, "[%d] update intraslice_share_active: %d -> %d\n",
mod_id, exist->intraslice_share_active, update->intraslice_share_active);
exist->intraslice_share_active = update->intraslice_share_active;
exist->has_intraslice_share_active = 1;
}
if (update->has_interslice_share_active
&& exist->interslice_share_active != update->interslice_share_active) {
LOG_I(FLEXRAN_AGENT, "[%d] update interslice_share_active: %d -> %d\n",
mod_id, exist->interslice_share_active, update->interslice_share_active);
exist->interslice_share_active = update->interslice_share_active;
exist->has_interslice_share_active = 1;
}
}
void overwrite_slice_config_dl(mid_t mod_id, Protocol__FlexDlSlice *exist, Protocol__FlexDlSlice *update)
{
if (update->label != exist->label) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update label: %d -> %d\n",
mod_id, update->id, exist->label, update->label);
exist->label = update->label;
exist->has_label = 1;
}
if (update->percentage != exist->percentage) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update percentage: %d -> %d\n",
mod_id, update->id, exist->percentage, update->percentage);
exist->percentage = update->percentage;
exist->has_percentage = 1;
}
if (update->isolation != exist->isolation) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update isolation: %d -> %d\n",
mod_id, update->id, exist->isolation, update->isolation);
exist->isolation = update->isolation;
exist->has_isolation = 1;
}
if (update->priority != exist->priority) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update priority: %d -> %d\n",
mod_id, update->id, exist->priority, update->priority);
exist->priority = update->priority;
exist->has_priority = 1;
}
if (update->position_low != exist->position_low) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update position_low: %d -> %d\n",
mod_id, update->id, exist->position_low, update->position_low);
exist->position_low = update->position_low;
exist->has_position_low = 1;
}
if (update->position_high != exist->position_high) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update position_high: %d -> %d\n",
mod_id, update->id, exist->position_high, update->position_high);
exist->position_high = update->position_high;
exist->has_position_high = 1;
}
if (update->maxmcs != exist->maxmcs) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update maxmcs: %d -> %d\n",
mod_id, update->id, exist->maxmcs, update->maxmcs);
exist->maxmcs = update->maxmcs;
exist->has_maxmcs = 1;
}
if (check_dl_sorting_update(exist, update)) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update sorting array\n", mod_id, update->id);
if (exist->n_sorting != update->n_sorting) {
exist->n_sorting = update->n_sorting;
exist->sorting = realloc(exist->sorting, exist->n_sorting * sizeof(Protocol__FlexDlSorting));
if (!exist->sorting) exist->n_sorting = 0;
}
for (int i = 0; i < exist->n_sorting; i++)
exist->sorting[i] = update->sorting[i];
}
if (update->accounting != exist->accounting) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update accounting: %d -> %d\n",
mod_id, update->id, exist->accounting, update->accounting);
exist->accounting = update->accounting;
exist->has_accounting = 1;
}
if (!exist->scheduler_name
|| strcmp(update->scheduler_name, exist->scheduler_name) != 0) {
LOG_I(FLEXRAN_AGENT, "[%d][DL slice %d] update scheduler: %s -> %s\n",
mod_id, update->id, exist->scheduler_name, update->scheduler_name);
if (exist->scheduler_name) free(exist->scheduler_name);
exist->scheduler_name = strdup(update->scheduler_name);
}
}
void overwrite_slice_config_ul(mid_t mod_id, Protocol__FlexUlSlice *exist, Protocol__FlexUlSlice *update)
{
if (update->label != exist->label) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update label: %d -> %d\n",
mod_id, update->id, exist->label, update->label);
exist->label = update->label;
exist->has_label = 1;
}
if (update->percentage != exist->percentage) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update percentage: %d -> %d\n",
mod_id, update->id, exist->percentage, update->percentage);
exist->percentage = update->percentage;
exist->has_percentage = 1;
}
if (update->isolation != exist->isolation) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update isolation: %d -> %d\n",
mod_id, update->id, exist->isolation, update->isolation);
exist->isolation = update->isolation;
exist->has_isolation = 1;
}
if (update->priority != exist->priority) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update priority: %d -> %d\n",
mod_id, update->id, exist->priority, update->priority);
exist->priority = update->priority;
exist->has_priority = 1;
}
if (update->first_rb != exist->first_rb) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update first_rb: %d -> %d\n",
mod_id, update->id, exist->first_rb, update->first_rb);
exist->first_rb = update ->first_rb;
exist->has_first_rb = 1;
}
/*if (update->lenght_rb != exist->lenght_rb) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update lenght_rb: %d -> %d\n",
mod_id, update->id, exist->lenght_rb, update->lenght_rb);
exist->lenght_rb = update->lenght_rb;
}*/
if (update->maxmcs != exist->maxmcs) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update maxmcs: %d -> %d\n",
mod_id, update->id, exist->maxmcs, update->maxmcs);
exist->maxmcs = update->maxmcs;
exist->has_maxmcs = 1;
}
/* TODO
int sorting_update = 0;
int n = min(exist->n_sorting, update->n_sorting);
int i = 0;
while (i < n && !sorting_update) {
sorting_update = sorting_update || (update->sorting[i] != exist->sorting[i]);
i++;
}
if (sorting_update) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update sorting array\n", update->id, mod_id);
if (exist->n_sorting != update->n_sorting)
LOG_W(FLEXRAN_AGENT, "[%d][UL slice %d] only writing %d elements\n",
mod_id, update->id, n);
for (i = 0; i < n; i++)
exist->sorting[i] = update->sorting[i];
}
*/
if (update->accounting != exist->accounting) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update accounting: %d -> %d\n",
mod_id, update->id, exist->accounting, update->accounting);
exist->accounting = update->accounting;
exist->has_accounting = 1;
}
if (!exist->scheduler_name
|| strcmp(update->scheduler_name, exist->scheduler_name) != 0) {
LOG_I(FLEXRAN_AGENT, "[%d][UL slice %d] update scheduler: %s -> %s\n",
mod_id, update->id, exist->scheduler_name, update->scheduler_name);
if (exist->scheduler_name) free(exist->scheduler_name);
exist->scheduler_name = strdup(update->scheduler_name);
}
}
void fill_dl_slice(mid_t mod_id, Protocol__FlexDlSlice *s, Protocol__FlexDlSlice *from)
{
/* function fills slice with information from another slice or with default
* values (currently slice 0) if from is NULL */
/* TODO fill the slice depending on the chosen label */
if (!s->has_label) {
s->has_label = 1;
s->label = from ? from->label : sc_update[mod_id]->dl[0]->label;
}
if (!s->has_percentage) {
s->has_percentage = 1;
s->percentage = from ? from->percentage : sc_update[mod_id]->dl[0]->percentage;
}
if (!s->has_isolation) {
s->has_isolation = 1;
s->isolation = from ? from->isolation : sc_update[mod_id]->dl[0]->isolation;
}
if (!s->has_priority) {
s->has_priority = 1;
s->priority = from ? from->priority : sc_update[mod_id]->dl[0]->priority;
}
if (!s->has_position_low) {
s->has_position_low = 1;
s->position_low = from ? from->position_low : sc_update[mod_id]->dl[0]->position_low;
}
if (!s->has_position_high) {
s->has_position_high = 1;
s->position_high = from ? from->position_high : sc_update[mod_id]->dl[0]->position_high;
}
if (!s->has_maxmcs) {
s->has_maxmcs = 1;
s->maxmcs = from ? from->maxmcs : sc_update[mod_id]->dl[0]->maxmcs;
}
if (s->n_sorting == 0) {
s->n_sorting = from ? from->n_sorting : sc_update[mod_id]->dl[0]->n_sorting;
s->sorting = calloc(s->n_sorting, sizeof(Protocol__FlexDlSorting));
if (!s->sorting) s->n_sorting = 0;
for (int i = 0; i < s->n_sorting; ++i)
s->sorting[i] = from ? from->sorting[i] : sc_update[0]->dl[0]->sorting[i];
}
if (!s->has_accounting) {
s->accounting = from ? from->accounting : sc_update[mod_id]->dl[0]->accounting;
}
if (!s->scheduler_name) {
s->scheduler_name = strdup(from ? from->scheduler_name : sc_update[mod_id]->dl[0]->scheduler_name);
}
}
Protocol__FlexDlSlice *get_existing_dl_slice(mid_t mod_id, int id)
{
for (int i = 0; i < sc_update[mod_id]->n_dl; ++i) {
if (id == sc_update[mod_id]->dl[i]->id) {
return sc_update[mod_id]->dl[i];
}
}
return NULL;
}
Protocol__FlexDlSlice *create_new_dl_slice(mid_t mod_id, int id)
{
LOG_I(FLEXRAN_AGENT,
"[%d] Creating DL slice with ID %d, taking default values from DL slice 0\n",
mod_id, id);
Protocol__FlexDlSlice *to = sc_update[mod_id]->dl[sc_update[mod_id]->n_dl];
sc_update[mod_id]->n_dl++;
AssertFatal(sc_update[mod_id]->n_dl <= 10,
"cannot create more than 10\n");
to->id = id;
return to;
}
void fill_ul_slice(mid_t mod_id, Protocol__FlexUlSlice *s, Protocol__FlexUlSlice *from)
{
/* function fills slice with information from another slice or with default
* values (currently slice 0) if from is NULL */
/* TODO fill the slice depending on the chosen label */
if (!s->has_label) {
s->has_label = 1;
s->label = from ? from->label : sc_update[mod_id]->ul[0]->label;
}
if (!s->has_percentage) {
s->has_percentage = 1;
s->percentage = from ? from->percentage : sc_update[mod_id]->ul[0]->percentage;
}
if (!s->has_isolation) {
s->has_isolation = 1;
s->isolation = from ? from->isolation : sc_update[mod_id]->ul[0]->isolation;
}
if (!s->has_priority) {
s->has_priority = 1;
s->priority = from ? from->priority : sc_update[mod_id]->ul[0]->priority;
}
if (!s->has_first_rb) {
s->has_first_rb = 1;
s->first_rb = from ? from->first_rb : sc_update[mod_id]->ul[0]->first_rb;
}
if (!s->has_maxmcs) {
s->has_maxmcs = 1;
s->maxmcs = from ? from->maxmcs : sc_update[mod_id]->ul[0]->maxmcs;
}
if (s->n_sorting == 0) {
s->n_sorting = from ? from->n_sorting : sc_update[0]->ul[0]->n_sorting;
s->sorting = calloc(s->n_sorting, sizeof(Protocol__FlexUlSorting));
if (!s->sorting) s->n_sorting = 0;
for (int i = 0; i < s->n_sorting; ++i)
s->sorting[i] = from ? from->sorting[i] : sc_update[0]->ul[0]->sorting[i];
}
if (!s->has_accounting) {
s->accounting = from ? from->accounting : sc_update[0]->ul[0]->accounting;
}
if (!s->scheduler_name) {
s->scheduler_name = strdup(from ? from->scheduler_name : sc_update[mod_id]->ul[0]->scheduler_name);
}
}
Protocol__FlexUlSlice *get_existing_ul_slice(mid_t mod_id, int id)
{
for (int i = 0; i < sc_update[mod_id]->n_ul; ++i) {
if (id == sc_update[mod_id]->ul[i]->id) {
return sc_update[mod_id]->ul[i];
}
}
return NULL;
}
Protocol__FlexUlSlice *create_new_ul_slice(mid_t mod_id, int id)
{
LOG_I(FLEXRAN_AGENT,
"[%d] Creating UL slice with ID %d, taking default values from UL slice 0\n",
mod_id, id);
Protocol__FlexUlSlice *to = sc_update[mod_id]->ul[sc_update[mod_id]->n_ul];
sc_update[mod_id]->n_ul++;
AssertFatal(sc_update[mod_id]->n_ul <= 10,
"cannot create more than 10\n");
to->id = id;
return to;
}
void prepare_update_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *sup)
{
int verified = 1;
if (!sc_update[mod_id]) {
LOG_E(FLEXRAN_AGENT, "Can not update slice policy (no existing slice profile)\n");
return;
}
pthread_mutex_lock(&sc_update_mtx);
/* no need for tests in the current state as there are only two protobuf
* bools for intra-/interslice sharing. The function applies new values if
* applicable */
overwrite_slice_config(mod_id, sc_update[mod_id], sup);
if (sup->n_dl == 0) {
LOG_I(FLEXRAN_AGENT, "[%d] no DL slice configuration in flex_slice_config message\n", mod_id);
} else {
/* verify slice parameters */
for (int i = 0; i < sup->n_dl; i++) {
if (!sup->dl[i]->has_id) {
verified = 0;
break;
}
Protocol__FlexDlSlice *dls = get_existing_dl_slice(mod_id, sup->dl[i]->id);
/* fill up so that the slice is complete. This way, we don't need to
* worry about it later */
fill_dl_slice(mod_id, sup->dl[i], dls);
verified = verified && flexran_verify_dl_slice(mod_id, sup->dl[i]);
if (!verified) break;
}
/* verify group-based parameters (e.g. sum percentage should not exceed
* 100%). Can be used to perform admission control */
verified = verified && flexran_verify_group_dl_slices(mod_id,
sc_update[mod_id]->dl, sc_update[mod_id]->n_dl, sup->dl, sup->n_dl);
if (verified) {
for (int i = 0; i < sup->n_dl; i++) {
/* if all verifications were successful, get existing slice for ID or
* create new one and overwrite with the update */
Protocol__FlexDlSlice *dls = get_existing_dl_slice(mod_id, sup->dl[i]->id);
if (!dls) dls = create_new_dl_slice(mod_id, sup->dl[i]->id);
overwrite_slice_config_dl(mod_id, dls, sup->dl[i]);
}
} else {
LOG_E(FLEXRAN_AGENT, "[%d] DL slice verification failed, refusing application\n", mod_id);
}
}
verified = 1;
if (sup->n_ul == 0) {
LOG_I(FLEXRAN_AGENT, "[%d] no UL slice configuration in flex_slice_config message\n", mod_id);
} else {
/* verify slice parameters */
for (int i = 0; i < sup->n_ul; i++) {
if (!sup->ul[i]->has_id) {
verified = 0;
break;
}
Protocol__FlexUlSlice *uls = get_existing_ul_slice(mod_id, sup->ul[i]->id);
/* fill up so that the slice is complete. This way, we don't need to
* worry about it later */
fill_ul_slice(mod_id, sup->ul[i], uls);
verified = verified && flexran_verify_ul_slice(mod_id, sup->ul[i]);
if (!verified) break;
}
/* verify group-based parameters (e.g. sum percentage should not exceed
* 100%). Can be used to perform admission control */
verified = verified && flexran_verify_group_ul_slices(mod_id,
sc_update[mod_id]->ul, sc_update[mod_id]->n_ul, sup->ul, sup->n_ul);
if (verified) {
for (int i = 0; i < sup->n_ul; i++) {
/* if all verifications were successful, get existing slice for ID or
* create new one and overwrite with the update */
Protocol__FlexUlSlice *uls = get_existing_ul_slice(mod_id, sup->ul[i]->id);
if (!uls) uls = create_new_ul_slice(mod_id, sup->ul[i]->id);
overwrite_slice_config_ul(mod_id, uls, sup->ul[i]);
}
} else {
LOG_E(FLEXRAN_AGENT, "[%d] UL slice verification failed, refusing application\n", mod_id);
}
}
pthread_mutex_unlock(&sc_update_mtx);
perform_slice_config_update_count = 1;
}
int apply_new_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *olds, Protocol__FlexSliceConfig *news)
{
/* not setting the old configuration is intentional, as it will be picked up
* later when reading the configuration. There is thus a direct feedback
* whether it has been set. */
int changes = 0;
if (olds->intraslice_share_active != news->intraslice_share_active) {
flexran_set_intraslice_sharing_active(mod_id, news->intraslice_share_active);
changes++;
}
if (olds->interslice_share_active != news->interslice_share_active) {
flexran_set_interslice_sharing_active(mod_id, news->interslice_share_active);
changes++;
}
return changes;
}
int apply_new_slice_dl_config(mid_t mod_id, Protocol__FlexDlSlice *oldc, Protocol__FlexDlSlice *newc)
{
/* not setting the old configuration is intentional, as it will be picked up
* later when reading the configuration. There is thus a direct feedback
* whether it has been set. */
int changes = 0;
int slice_idx = flexran_find_dl_slice(mod_id, newc->id);
if (slice_idx < 0) {
LOG_W(FLEXRAN_AGENT, "[%d] cannot find index for slice ID %d\n", mod_id, newc->id);
return 0;
}
if (oldc->percentage != newc->percentage) {
flexran_set_dl_slice_percentage(mod_id, slice_idx, newc->percentage);
changes++;
}
if (oldc->isolation != newc->isolation) {
flexran_set_dl_slice_isolation(mod_id, slice_idx, newc->isolation);
changes++;
}
if (oldc->priority != newc->priority) {
flexran_set_dl_slice_priority(mod_id, slice_idx, newc->priority);
changes++;
}
if (oldc->position_low != newc->position_low) {
flexran_set_dl_slice_position_low(mod_id, slice_idx, newc->position_low);
changes++;
}
if (oldc->position_high != newc->position_high) {
flexran_set_dl_slice_position_high(mod_id, slice_idx, newc->position_high);
changes++;
}
if (oldc->maxmcs != newc->maxmcs) {
flexran_set_dl_slice_maxmcs(mod_id, slice_idx, newc->maxmcs);
changes++;
}
if (check_dl_sorting_update(oldc, newc)) {
flexran_set_dl_slice_sorting(mod_id, slice_idx, newc->sorting, newc->n_sorting);
changes++;
}
if (oldc->accounting != newc->accounting) {
flexran_set_dl_slice_accounting_policy(mod_id, slice_idx, newc->accounting);
changes++;
}
if (!oldc->scheduler_name
|| strcmp(oldc->scheduler_name, newc->scheduler_name) != 0) {
int ret = flexran_set_dl_slice_scheduler(mod_id, slice_idx, newc->scheduler_name);
AssertFatal(ret, "could not set DL slice scheduler for slice %d idx %d\n",
newc->id, slice_idx);
changes++;
}
return changes;
}
int apply_new_slice_ul_config(mid_t mod_id, Protocol__FlexUlSlice *oldc, Protocol__FlexUlSlice *newc)
{
/* not setting the old configuration is intentional, as it will be picked up
* later when reading the configuration. There is thus a direct feedback
* whether it has been set. */
int changes = 0;
int slice_idx = flexran_find_ul_slice(mod_id, newc->id);
if (slice_idx < 0) {
LOG_W(FLEXRAN_AGENT, "[%d] cannot find index for slice ID %d\n", mod_id, newc->id);
return 0;
}
if (oldc->percentage != newc->percentage) {
flexran_set_ul_slice_percentage(mod_id, slice_idx, newc->percentage);
changes++;
}
if (oldc->isolation != newc->isolation) {
/*flexran_set_ul_slice_isolation(mod_id, slice_idx, newc->isolation);
*changes++;*/
LOG_W(FLEXRAN_AGENT, "[%d][UL slice %d] setting isolation is not supported\n",
mod_id, newc->id);
}
if (oldc->priority != newc->priority) {
/*flexran_set_ul_slice_priority(mod_id, slice_idx, newc->priority);
*changes++;*/
LOG_W(FLEXRAN_AGENT, "[%d][UL slice %d] setting the priority is not supported\n",
mod_id, newc->id);
}
if (oldc->first_rb != newc->first_rb) {
flexran_set_ul_slice_first_rb(mod_id, slice_idx, newc->first_rb);
changes++;
}
/*if (oldc->length_rb != newc->length_rb) {
flexran_set_ul_slice_length_rb(mod_id, slice_idx, newc->length_rb);
changes++;
LOG_W(FLEXRAN_AGENT, "[%d][UL slice %d] setting length_rb is not supported\n",
mod_id, newc->id);
}*/
if (oldc->maxmcs != newc->maxmcs) {
flexran_set_ul_slice_maxmcs(mod_id, slice_idx, newc->maxmcs);
changes++;
}
/*if (check_ul_sorting_update(oldc, newc)) {
flexran_set_ul_slice_sorting(mod_id, slice_idx, newc->sorting, n);
changes++;
LOG_W(FLEXRAN_AGENT, "[%d][UL slice %d] setting the sorting is not supported\n",
mod_id, newc->id);
}*/
if (oldc->accounting != newc->accounting) {
/*flexran_set_ul_slice_accounting_policy(mod_id, slice_idx, newc->accounting);
*changes++;*/
LOG_W(FLEXRAN_AGENT, "[%d][UL slice %d] setting the accounting is not supported\n",
mod_id, newc->id);
}
if (!oldc->scheduler_name
|| strcmp(oldc->scheduler_name, newc->scheduler_name) != 0) {
int ret = flexran_set_ul_slice_scheduler(mod_id, slice_idx, newc->scheduler_name);
AssertFatal(ret, "could not set DL slice scheduler for slice %d idx %d\n",
newc->id, slice_idx);
changes++;
}
return changes;
}
void prepare_ue_slice_assoc_update(mid_t mod_id, Protocol__FlexUeConfig *ue_config)
{
......@@ -1723,24 +1075,8 @@ int apply_ue_slice_assoc_update(mid_t mod_id)
continue;
}
if (ue_slice_assoc_update[i]->has_dl_slice_id) {
int slice_idx = flexran_find_dl_slice(mod_id, ue_slice_assoc_update[i]->dl_slice_id);
if (flexran_dl_slice_exists(mod_id, slice_idx)) {
flexran_set_ue_dl_slice_idx(mod_id, ue_id, slice_idx);
changes++;
} else {
LOG_W(FLEXRAN_AGENT, "[%d] DL slice %d does not exist, refusing change\n",
mod_id, ue_slice_assoc_update[i]->dl_slice_id);
}
}
if (ue_slice_assoc_update[i]->has_ul_slice_id) {
int slice_idx = flexran_find_ul_slice(mod_id, ue_slice_assoc_update[i]->ul_slice_id);
if (flexran_ul_slice_exists(mod_id, slice_idx)) {
flexran_set_ue_ul_slice_idx(mod_id, ue_id, slice_idx);
changes++;
} else {
LOG_W(FLEXRAN_AGENT, "[%d] UL slice %d does not exist, refusing change\n",
mod_id, ue_slice_assoc_update[i]->ul_slice_id);
}
}
}
n_ue_slice_assoc_updates = 0;
......
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac_internal.h
View file @ 8c76d6ab
......@@ -111,30 +111,10 @@ Protocol__FlexSliceConfig *flexran_agent_create_slice_config(int n_dl, int m_ul)
* Protocol__FlexSliceConfig struct */
void flexran_agent_read_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *s);
/* read the DL slice config via the RAN into a given Protocol__FlexDlSlice
* struct */
void flexran_agent_read_slice_dl_config(mid_t mod_id, int slice_idx, Protocol__FlexDlSlice *dl_slice);
/* read the UL slice config via the RAN into a given Protocol__FlexUlSlice
* struct */
void flexran_agent_read_slice_ul_config(mid_t mod_id, int slice_idx, Protocol__FlexUlSlice *ul_slice);
/* reads content of slice over the sc_update structure, so that it can be
* applied later by performing a diff between slice_config and sc_update */
void prepare_update_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *slice);
/* apply generic slice parameters (e.g. intra-/interslice sharing activated or
* not) if there are changes. Returns the number of changed parameters. */
int apply_new_slice_config(mid_t mod_id, Protocol__FlexSliceConfig *olds, Protocol__FlexSliceConfig *news);
/* apply new configuration of slice in DL if there are changes between the
* parameters. Returns the number of changed parameters. */
int apply_new_slice_dl_config(mid_t mod_id, Protocol__FlexDlSlice *oldc, Protocol__FlexDlSlice *newc);
/* apply new configuration of slice in UL if there are changes between the
* parameters. Returns the number of changed parameters. */
int apply_new_slice_ul_config(mid_t mod_id, Protocol__FlexUlSlice *oldc, Protocol__FlexUlSlice *newc);
/* inserts a new ue_config into the structure keeping ue to slice association
* updates and marks so it can be applied */
void prepare_ue_slice_assoc_update(mid_t mod_id, Protocol__FlexUeConfig *ue_config);
......
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac_slice_verification.c
View file @ 8c76d6ab
......@@ -28,346 +28,3 @@
#include "flexran_agent_mac_slice_verification.h"
/* overlap check for UL slices, helper type */
struct sregion_s {
int start;
int length;
};
/* forward declaration of locally-used verification functions */
int flexran_dl_slice_verify_pct(int pct);
int flexran_dl_slice_verify_priority(int prio);
int flexran_dl_slice_verify_position(int pos_low, int pos_high);
int flexran_dl_slice_verify_maxmcs(int maxmcs);
int flexran_ul_slice_verify_pct(int pct);
int flexran_ul_slice_verify_priority(int prio);
int flexran_ul_slice_verify_first_rb(int first_rb);
int flexran_ul_slice_verify_maxmcs(int maxmcs);
int check_ul_slice_overlap(mid_t mod_id, struct sregion_s *sr, int n);
int flexran_verify_dl_slice(mid_t mod_id, Protocol__FlexDlSlice *dls)
{
/* check mandatory parameters */
if (!dls->has_id) {
LOG_E(FLEXRAN_AGENT, "[%d] Incoming DL slice configuration has no ID\n", mod_id);
return 0;
}
/* verify parameters individualy */
/* label is enum */
if (!flexran_dl_slice_verify_pct(dls->percentage)) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] illegal DL slice percentage (%d)\n",
mod_id, dls->id, dls->percentage);
return 0;
}
/* isolation is a protobuf bool */
if (!flexran_dl_slice_verify_priority(dls->priority)) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] illegal DL slice priority (%d)\n",
mod_id, dls->id, dls->priority);
return 0;
}
if (!flexran_dl_slice_verify_position(dls->position_low, dls->position_high)) {
LOG_E(FLEXRAN_AGENT,
"[%d][DL slice %d] illegal DL slice position low (%d) and/or high (%d)\n",
mod_id, dls->id, dls->position_low, dls->position_high);
return 0;
}
if (!flexran_dl_slice_verify_maxmcs(dls->maxmcs)) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] illegal DL slice max mcs %d\n",
mod_id, dls->id, dls->maxmcs);
return 0;
}
if (dls->n_sorting == 0) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] no sorting in DL slice\n",
mod_id, dls->id);
return 0;
}
if (!dls->sorting) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] no sorting found in DL slice\n",
mod_id, dls->id);
return 0;
}
/* sorting is an enum */
/* accounting is an enum */
if (!dls->scheduler_name) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] no scheduler name found\n",
mod_id, dls->id);
return 0;
}
if (strcmp(dls->scheduler_name, "schedule_ue_spec") != 0) {
LOG_E(FLEXRAN_AGENT, "[%d][DL slice %d] setting the scheduler to something "
"different than schedule_ue_spec is currently not allowed\n",
mod_id, dls->id);
return 0;
}
return 1;
}
int flexran_verify_group_dl_slices(mid_t mod_id, Protocol__FlexDlSlice **existing,
int n_ex, Protocol__FlexDlSlice **update, int n_up)
{
int i, j, n;
int pct, pct_orig;
/* for every update, array points to existing slice, or NULL if update
* creates new slice */
Protocol__FlexDlSlice *s[n_up];
for (i = 0; i < n_up; i++) {
s[i] = NULL;
for (j = 0; j < n_ex; j++) {
if (existing[j]->id == update[i]->id)
s[i] = existing[j];
}
}
/* check that number of created and number of added slices in total matches
* [1,10] */
n = n_ex;
for (i = 0; i < n_up; i++) {
/* new slice */
if (!s[i]) n += 1;
/* slice will be deleted */
else if (s[i]->percentage == 0) n -= 1;
/* else "only" an update */
}
if (n < 1 || n > 10) {
LOG_E(FLEXRAN_AGENT, "[%d] Illegal number of resulting DL slices (%d -> %d)\n",
mod_id, n_ex, n);
return 0;
}
/* check that the sum of all slices percentages (including removed/added
* slices) matches [1,100] */
pct = 0;
for (i = 0; i < n_ex; i++) {
pct += existing[i]->percentage;
}
pct_orig = pct;
for (i = 0; i < n_up; i++) {
/* if there is an existing slice, subtract its percentage and add the
* update's percentage */
if (s[i])
pct -= s[i]->percentage;
pct += update[i]->percentage;
}
if (pct < 1 || pct > 100) {
LOG_E(FLEXRAN_AGENT,
"[%d] invalid total RB share for DL slices (%d%% -> %d%%)\n",
mod_id, pct_orig, pct);
return 0;
}
return 1;
}
int flexran_verify_ul_slice(mid_t mod_id, Protocol__FlexUlSlice *uls)
{
/* check mandatory parameters */
if (!uls->has_id) {
LOG_E(FLEXRAN_AGENT, "[%d] Incoming UL slice configuration has no ID\n", mod_id);
return 0;
}
/* verify parameters individually */
/* label is enum */
if (!flexran_ul_slice_verify_pct(uls->percentage)) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] illegal UL slice percentage (%d)\n",
mod_id, uls->id, uls->percentage);
return 0;
}
/* isolation is a protobuf bool */
if (!flexran_ul_slice_verify_priority(uls->priority)) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] illegal UL slice percentage (%d)\n",
mod_id, uls->id, uls->priority);
return 0;
}
if (!flexran_ul_slice_verify_first_rb(uls->first_rb)) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] illegal UL slice first RB (%d)\n",
mod_id, uls->id, uls->first_rb);
return 0;
}
if (!flexran_ul_slice_verify_maxmcs(uls->maxmcs)) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] illegal UL slice max mcs (%d)\n",
mod_id, uls->id, uls->maxmcs);
return 0;
}
/* TODO
if (uls->n_sorting == 0) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] no sorting in UL slice\n",
mod_id, uls->id);
return 0;
}
if (!uls->sorting) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] no sorting found in UL slice\n",
mod_id, uls->id);
return 0;
}
*/
/* sorting is an enum */
/* accounting is an enum */
if (!uls->scheduler_name) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] no scheduler name found\n",
mod_id, uls->id);
return 0;
}
if (strcmp(uls->scheduler_name, "schedule_ulsch_rnti") != 0) {
LOG_E(FLEXRAN_AGENT, "[%d][UL slice %d] setting the scheduler to something "
"different than schedule_ulsch_rnti is currently not allowed\n",
mod_id, uls->id);
return 0;
}
return 1;
}
int flexran_verify_group_ul_slices(mid_t mod_id, Protocol__FlexUlSlice **existing,
int n_ex, Protocol__FlexUlSlice **update, int n_up)
{
int i, j, n;
int pct, pct_orig;
/* for every update, array "s" points to existing slice, or NULL if update
* creates new slice; array "offs" gives the offset of this slice */
Protocol__FlexUlSlice *s[n_up];
int offs[n_up];
for (i = 0; i < n_up; i++) {
s[i] = NULL;
offs[i] = 0;
for (j = 0; j < n_ex; j++) {
if (existing[j]->id == update[i]->id) {
s[i] = existing[j];
offs[i] = j;
}
}
}
/* check that number of created and number of added slices in total matches
* [1,10] */
n = n_ex;
for (i = 0; i < n_up; i++) {
/* new slice */
if (!s[i]) n += 1;
/* slice will be deleted */
else if (s[i]->percentage == 0) n -= 1;
/* else "only" an update */
}
if (n < 1 || n > 10) {
LOG_E(FLEXRAN_AGENT, "[%d] Illegal number of resulting UL slices (%d -> %d)\n",
mod_id, n_ex, n);
return 0;
}
/* check that the sum of all slices percentages (including removed/added
* slices) matches [1,100] */
pct = 0;
for (i = 0; i < n_ex; i++) {
pct += existing[i]->percentage;
}
pct_orig = pct;
for (i = 0; i < n_up; i++) {
/* if there is an existing slice, subtract its percentage and add the
* update's percentage */
if (s[i])
pct -= s[i]->percentage;
pct += update[i]->percentage;
}
if (pct < 1 || pct > 100) {
LOG_E(FLEXRAN_AGENT, "[%d] invalid total RB share (%d%% -> %d%%)\n",
mod_id, pct_orig, pct);
return 0;
}
/* check that there is no overlap in slices resulting as the combination of
* first_rb and percentage */
struct sregion_s sregion[n];
const int N_RB = flexran_get_N_RB_UL(mod_id, 0); /* assume PCC */
int k = n_ex;
for (i = 0; i < n_ex; i++) {
sregion[i].start = existing[i]->first_rb;
sregion[i].length = existing[i]->percentage * N_RB / 100;
}
for (i = 0; i < n_up; i++) {
ptrdiff_t d = s[i] ? offs[i] : k++;
AssertFatal(d >= 0 && d < k, "illegal pointer offset (%ld, k=%d)\n", d, k);
sregion[d].start = update[i]->first_rb;
sregion[d].length = update[i]->percentage * N_RB / 100;
}
AssertFatal(k == n, "illegal number of slices while calculating overlap\n");
if (!check_ul_slice_overlap(mod_id, sregion, k)) {
LOG_E(FLEXRAN_AGENT, "[%d] UL slices are overlapping\n", mod_id);
return 0;
}
return 1;
}
int flexran_dl_slice_verify_pct(int pct)
{
return pct >= 0 && pct <= 100;
}
int flexran_dl_slice_verify_priority(int prio)
{
return prio >= 0;
}
int flexran_dl_slice_verify_position(int pos_low, int pos_high)
{
return pos_low < pos_high && pos_low >= 0 && pos_high <= N_RBG_MAX;
}
int flexran_dl_slice_verify_maxmcs(int maxmcs)
{
return maxmcs >= 0 && maxmcs <= 28;
}
int flexran_ul_slice_verify_pct(int pct)
{
return pct >= 0 && pct <= 100;
}
int flexran_ul_slice_verify_priority(int prio)
{
return prio >= 0;
}
int flexran_ul_slice_verify_first_rb(int first_rb)
{
return first_rb >= 0 && first_rb < 100;
}
int flexran_ul_slice_verify_maxmcs(int maxmcs)
{
return maxmcs >= 0 && maxmcs <= 20;
}
int sregion_compare(const void *_a, const void *_b)
{
const struct sregion_s *a = (const struct sregion_s *)_a;
const struct sregion_s *b = (const struct sregion_s *)_b;
const int res = a->start - b->start;
if (res < 0) return -1;
else if (res == 0) return 0;
else return 1;
}
int check_ul_slice_overlap(mid_t mod_id, struct sregion_s *sr, int n)
{
int i;
int overlap, op, u;
const int N_RB = flexran_get_N_RB_UL(mod_id, 0); /* assume PCC */
qsort(sr, n, sizeof(sr[0]), sregion_compare);
for (i = 0; i < n; i++) {
u = i == n-1 ? N_RB : sr[i+1].start;
AssertFatal(sr[i].start <= u, "unsorted slice list\n");
overlap = sr[i].start + sr[i].length - u;
if (overlap <= 0) continue;
op = overlap * 100 / sr[i].length;
LOG_W(FLEXRAN_AGENT, "[%d] slice overlap of %d%% detected\n", mod_id, op);
if (op >= 10) /* more than 10% overlap -> refuse */
return 0;
}
return 1;
}
openair2/ENB_APP/CONTROL_MODULES/MAC/flexran_agent_mac_slice_verification.h
View file @ 8c76d6ab
......@@ -29,9 +29,3 @@
#include "flexran_agent_common_internal.h"
#include "flexran_agent_mac_internal.h"
int flexran_verify_dl_slice(mid_t mod_id, Protocol__FlexDlSlice *dls);
int flexran_verify_group_dl_slices(mid_t mod_id, Protocol__FlexDlSlice **existing,
int n_ex, Protocol__FlexDlSlice **update, int n_up);
int flexran_verify_ul_slice(mid_t mod_id, Protocol__FlexUlSlice *uls);
int flexran_verify_group_ul_slices(mid_t mod_id, Protocol__FlexUlSlice **existing,
int n_ex, Protocol__FlexUlSlice **update, int n_up);
openair2/ENB_APP/MESSAGES/V2/config_common.proto
View file @ 8c76d6ab
......@@ -61,83 +61,6 @@ enum flex_qam {
//
// Slice config related structures and enums
//
enum flex_dl_sorting {
CR_ROUND = 0; // Highest HARQ first
CR_SRB12 = 1; // Highest SRB1+2 first
CR_HOL = 2; // Highest HOL first
CR_LC = 3; // Greatest RLC buffer first
CR_CQI = 4; // Highest CQI first
CR_LCP = 5; // Highest LC priority first
}
enum flex_ul_sorting {
CRU_ROUND = 0; // Highest HARQ first
CRU_BUF = 1; // Highest BSR first
CRU_BTS = 2; // More bytes to schedule first
CRU_MCS = 3; // Highest MCS first
CRU_LCP = 4; // Highest LC priority first
CRU_HOL = 5; // Highest HOL first
}
enum flex_dl_accounting_policy {
POL_FAIR = 0;
POL_GREEDY = 1;
POL_NUM = 2;
}
enum flex_ul_accounting_policy {
POLU_FAIR = 0;
POLU_GREEDY = 1;
POLU_NUM = 2;
}
enum flex_slice_label {
xMBB = 0;
URLLC = 1;
mMTC = 2;
xMTC = 3;
Other = 4;
}
message flex_dl_slice {
optional uint32 id = 1;
optional flex_slice_label label = 2;
// should be between 0 and 100
optional uint32 percentage = 3;
// whether this slice should be exempted form interslice sharing
optional bool isolation = 4;
// increasing value means increasing prio
optional uint32 priority = 5;
// min and max RB to use (in frequency) in the range [0, N_RBG_MAX]
optional uint32 position_low = 6;
optional uint32 position_high = 7;
// maximum MCS to be allowed in this slice
optional uint32 maxmcs = 8;
repeated flex_dl_sorting sorting = 9;
optional flex_dl_accounting_policy accounting = 10;
optional string scheduler_name = 11;
}
message flex_ul_slice {
optional uint32 id = 1;
optional flex_slice_label label = 2;
// should be between 0 and 100
optional uint32 percentage = 3;
// whether this slice should be exempted form interslice sharing
optional bool isolation = 4;
// increasing value means increasing prio
optional uint32 priority = 5;
// RB start to use (in frequency) in the range [0, N_RB_MAX]
optional uint32 first_rb = 6;
// TODO RB number
//optional uint32 length_rb = 7;
// maximum MCS to be allowed in this slice
optional uint32 maxmcs = 8;
repeated flex_ul_sorting sorting = 9;
optional flex_ul_accounting_policy accounting = 10;
optional string scheduler_name = 11;
}
//
// UE config related structures and enums
......
openair2/ENB_APP/MESSAGES/V2/config_messages.proto
View file @ 8c76d6ab
......@@ -49,14 +49,6 @@ message flex_cell_config {
}
message flex_slice_config {
// whether remaining RBs after first intra-slice allocation will
// be allocated to UEs of the same slice
optional bool intraslice_share_active = 3;
// whether remaining RBs after slice allocation will be allocated
// to UEs of another slice. Isolated slices will be ignored.
optional bool interslice_share_active = 4;
repeated flex_dl_slice dl = 1;
repeated flex_ul_slice ul = 2;
}
message flex_ue_config {
......
openair2/ENB_APP/flexran_agent_common.c
View file @ 8c76d6ab
......@@ -316,25 +316,7 @@ int flexran_agent_destroy_enb_config_reply(Protocol__FlexranMessage *msg) {
}
if (reply->cell_config[i]->slice_config) {
for (int j = 0; j < reply->cell_config[i]->slice_config->n_dl; ++j) {
if (reply->cell_config[i]->slice_config->dl[j]->n_sorting > 0)
free(reply->cell_config[i]->slice_config->dl[j]->sorting);
free(reply->cell_config[i]->slice_config->dl[j]->scheduler_name);
free(reply->cell_config[i]->slice_config->dl[j]);
}
free(reply->cell_config[i]->slice_config->dl);
for (int j = 0; j < reply->cell_config[i]->slice_config->n_ul; ++j) {
if (reply->cell_config[i]->slice_config->ul[j]->n_sorting > 0)
free(reply->cell_config[i]->slice_config->ul[j]->sorting);
free(reply->cell_config[i]->slice_config->ul[j]->scheduler_name);
free(reply->cell_config[i]->slice_config->ul[j]);
}
free(reply->cell_config[i]->slice_config->ul);
/* TODO */
free(reply->cell_config[i]->slice_config);
}
......
openair2/ENB_APP/flexran_agent_ran_api.c
View file @ 8c76d6ab
......@@ -3018,142 +3018,44 @@ int flexran_get_ue_dl_slice_id(mid_t mod_id, mid_t ue_id) {
return 0;
}
void flexran_set_ue_dl_slice_idx(mid_t mod_id, mid_t ue_id, int slice_idx) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_ue_ul_slice_id(mid_t mod_id, mid_t ue_id) {
if (!mac_is_present(mod_id)) return -1;
return 0;
}
void flexran_set_ue_ul_slice_idx(mid_t mod_id, mid_t ue_id, int slice_idx) {
if (!mac_is_present(mod_id)) return;
}
int flexran_dl_slice_exists(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return 0;
}
/* TODO */
int flexran_create_dl_slice(mid_t mod_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
int flexran_find_dl_slice(mid_t mod_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
/* TODO */
int flexran_remove_dl_slice(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
int flexran_get_num_dl_slices(mid_t mod_id) {
if (!mac_is_present(mod_id)) return -1;
return 0;
}
int flexran_get_intraslice_sharing_active(mid_t mod_id) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_intraslice_sharing_active(mid_t mod_id, int intraslice_active) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_interslice_sharing_active(mid_t mod_id) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_interslice_sharing_active(mid_t mod_id, int interslice_active) {
if (!mac_is_present(mod_id)) return;
}
slice_id_t flexran_get_dl_slice_id(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_id(mid_t mod_id, int slice_idx, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_dl_slice_percentage(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_percentage(mid_t mod_id, int slice_idx, int percentage) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_dl_slice_isolation(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_isolation(mid_t mod_id, int slice_idx, int is_isolated) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_dl_slice_priority(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_priority(mid_t mod_id, int slice_idx, int priority) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_dl_slice_position_low(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_position_low(mid_t mod_id, int slice_idx, int poslow) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_dl_slice_position_high(mid_t mod_id, int slice_idx) {
int flexran_find_dl_slice(mid_t mod_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_position_high(mid_t mod_id, int slice_idx, int poshigh) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_dl_slice_maxmcs(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_maxmcs(mid_t mod_id, int slice_idx, int maxmcs) {
if (!mac_is_present(mod_id)) return;
}
//int flexran_get_dl_slice(mid_t mod_id, int slice_idx, Protocol__FlexSlice *s) {
//}
int flexran_get_dl_slice_sorting(mid_t mod_id, int slice_idx, Protocol__FlexDlSorting **sorting_list) {
int flexran_get_num_dl_slices(mid_t mod_id) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_dl_slice_sorting(mid_t mod_id, int slice_idx, Protocol__FlexDlSorting *sorting_list, int n) {
if (!mac_is_present(mod_id)) return;
return 0;
}
Protocol__FlexDlAccountingPolicy flexran_get_dl_slice_accounting_policy(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return PROTOCOL__FLEX_DL_ACCOUNTING_POLICY__POL_FAIR;
return PROTOCOL__FLEX_DL_ACCOUNTING_POLICY__POL_FAIR;
}
void flexran_set_dl_slice_accounting_policy(mid_t mod_id, int slice_idx, Protocol__FlexDlAccountingPolicy accounting) {
/* TODO */
void flexran_create_ul_slice(mid_t mod_id, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return;
return;
}
char *flexran_get_dl_slice_scheduler(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return NULL;
return NULL;
}
int flexran_set_dl_slice_scheduler(mid_t mod_id, int slice_idx, char *name) {
if (!mac_is_present(mod_id)) return 0;
return 0;
}
int flexran_create_ul_slice(mid_t mod_id, slice_id_t slice_id) {
/* TODO */
int flexran_remove_ul_slice(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
......@@ -3163,62 +3065,14 @@ int flexran_find_ul_slice(mid_t mod_id, slice_id_t slice_id) {
return -1;
}
int flexran_remove_ul_slice(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
//int flexran_get_ul_slice(mid_t mod_id, int slice_idx, Protocol__FlexSlice *s) {
//}
int flexran_get_num_ul_slices(mid_t mod_id) {
if (!mac_is_present(mod_id)) return -1;
return 0;
}
int flexran_ul_slice_exists(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return 0;
}
slice_id_t flexran_get_ul_slice_id(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_ul_slice_id(mid_t mod_id, int slice_idx, slice_id_t slice_id) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_ul_slice_percentage(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_ul_slice_percentage(mid_t mod_id, int slice_idx, int percentage) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_ul_slice_first_rb(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_ul_slice_first_rb(mid_t mod_id, int slice_idx, int first_rb) {
if (!mac_is_present(mod_id)) return;
}
int flexran_get_ul_slice_maxmcs(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return -1;
return -1;
}
void flexran_set_ul_slice_maxmcs(mid_t mod_id, int slice_idx, int maxmcs) {
if (!mac_is_present(mod_id)) return;
}
char *flexran_get_ul_slice_scheduler(mid_t mod_id, int slice_idx) {
if (!mac_is_present(mod_id)) return NULL;
return "";
}
int flexran_set_ul_slice_scheduler(mid_t mod_id, int slice_idx, char *name) {
if (!mac_is_present(mod_id)) return 0;
return 0;
}
/************************** S1AP **************************/
int flexran_get_s1ap_mme_pending(mid_t mod_id){
......
openair2/ENB_APP/flexran_agent_ran_api.h
View file @ 8c76d6ab
......@@ -659,153 +659,38 @@ uint32_t flexran_get_rrc_enb_ue_s1ap_id(mid_t mod_id, rnti_t rnti);
/* Get the DL slice ID for a UE */
int flexran_get_ue_dl_slice_id(mid_t mod_id, mid_t ue_id);
/* Set the DL slice index(!) for a UE */
void flexran_set_ue_dl_slice_idx(mid_t mod_id, mid_t ue_id, int slice_idx);
//void flexran_set_ue_dl_slice_idx(mid_t mod_id, mid_t ue_id, int slice_idx);
/* Get the UL slice ID for a UE */
int flexran_get_ue_ul_slice_id(mid_t mod_id, mid_t ue_id);
/* Set the UL slice index(!) for a UE */
void flexran_set_ue_ul_slice_idx(mid_t mod_id, mid_t ue_id, int slice_idx);
/* Whether intraslice sharing is active, return boolean */
int flexran_get_intraslice_sharing_active(mid_t mod_id);
/* Set whether intraslice sharing is active */
void flexran_set_intraslice_sharing_active(mid_t mod_id, int intraslice_active);
//void flexran_set_ue_ul_slice_idx(mid_t mod_id, mid_t ue_id, int slice_idx);
/* Whether intraslice sharing is active, return boolean */
int flexran_get_interslice_sharing_active(mid_t mod_id);
/* Set whether intraslice sharing is active */
void flexran_set_interslice_sharing_active(mid_t mod_id, int interslice_active);
/* Create slice in DL, returns the new slice index */
//int flexran_create_dl_slice(mid_t mod_id, slice_id_t slice_id);
/* Remove slice in DL, returns new number of slices or -1 on error */
//int flexran_remove_dl_slice(mid_t mod_id, int slice_idx);
/* Finds slice in DL with given slice_id and returns slice index */
int flexran_find_dl_slice(mid_t mod_id, slice_id_t slice_id);
/* Return the parameters of slice at index slice_idx */
//void flexran_get_dl_slice(mid_t mod_id, int slice_idx, Protocol__FlexSlice *s);
/* Get the number of slices in DL */
int flexran_get_num_dl_slices(mid_t mod_id);
/* Query slice existence in DL. Return is boolean value */
int flexran_dl_slice_exists(mid_t mod_id, int slice_idx);
/* Create slice in UL, returns the new slice index */
//int flexran_create_ul_slice(mid_t mod_id, slice_id_t slice_id);
/* Remove slice in UL */
//int flexran_remove_ul_slice(mid_t mod_id, int slice_idx);
/* Create slice in DL, returns the new slice index */
int flexran_create_dl_slice(mid_t mod_id, slice_id_t slice_id);
/* Finds slice in DL with given slice_id and returns slice index */
int flexran_find_dl_slice(mid_t mod_id, slice_id_t slice_id);
/* Remove slice in DL, returns new number of slices or -1 on error */
int flexran_remove_dl_slice(mid_t mod_id, int slice_idx);
/* Get the ID of a slice in DL */
slice_id_t flexran_get_dl_slice_id(mid_t mod_id, int slice_idx);
/* Set the ID of a slice in DL */
void flexran_set_dl_slice_id(mid_t mod_id, int slice_idx, slice_id_t slice_id);
/* Get the RB share a slice in DL, value 0-100 */
int flexran_get_dl_slice_percentage(mid_t mod_id, int slice_idx);
/* Set the RB share a slice in DL, value 0-100 */
void flexran_set_dl_slice_percentage(mid_t mod_id, int slice_idx, int percentage);
/* Whether a slice in DL is isolated */
int flexran_get_dl_slice_isolation(mid_t mod_id, int slice_idx);
/* Set whether a slice in DL is isolated */
void flexran_set_dl_slice_isolation(mid_t mod_id, int slice_idx, int is_isolated);
/* Get the priority of a slice in DL */
int flexran_get_dl_slice_priority(mid_t mod_id, int slice_idx);
/* Get the priority of a slice in DL */
void flexran_set_dl_slice_priority(mid_t mod_id, int slice_idx, int priority);
/* Get the lower end of the frequency range for the slice positioning in DL */
int flexran_get_dl_slice_position_low(mid_t mod_id, int slice_idx);
/* Set the lower end of the frequency range for the slice positioning in DL */
void flexran_set_dl_slice_position_low(mid_t mod_id, int slice_idx, int poslow);
/* Get the higher end of the frequency range for the slice positioning in DL */
int flexran_get_dl_slice_position_high(mid_t mod_id, int slice_idx);
/* Set the higher end of the frequency range for the slice positioning in DL */
void flexran_set_dl_slice_position_high(mid_t mod_id, int slice_idx, int poshigh);
/* Get the maximum MCS for slice in DL */
int flexran_get_dl_slice_maxmcs(mid_t mod_id, int slice_idx);
/* Set the maximum MCS for slice in DL */
void flexran_set_dl_slice_maxmcs(mid_t mod_id, int slice_idx, int maxmcs);
/* Get the sorting order of a slice in DL, return value is number of elements
* in sorting_list */
int flexran_get_dl_slice_sorting(mid_t mod_id, int slice_idx, Protocol__FlexDlSorting **sorting_list);
/* Set the sorting order of a slice in DL */
void flexran_set_dl_slice_sorting(mid_t mod_id, int slice_idx, Protocol__FlexDlSorting *sorting_list, int n);
/* Get the accounting policy for a slice in DL */
Protocol__FlexDlAccountingPolicy flexran_get_dl_slice_accounting_policy(mid_t mod_id, int slice_idx);
/* Set the accounting policy for a slice in DL */
void flexran_set_dl_slice_accounting_policy(mid_t mod_id, int slice_idx, Protocol__FlexDlAccountingPolicy accounting);
/* Get the scheduler name for a slice in DL */
char *flexran_get_dl_slice_scheduler(mid_t mod_id, int slice_idx);
/* Set the scheduler name for a slice in DL */
int flexran_set_dl_slice_scheduler(mid_t mod_id, int slice_idx, char *name);
int flexran_find_ul_slice(mid_t mod_id, slice_id_t slice_id);
/* Return the parameters of slice at index slice_idx */
//void flexran_get_ul_slice(mid_t mod_id, int slice_idx, Protocol__FlexSlice *s);
/* Get the number of slices in UL */
int flexran_get_num_ul_slices(mid_t mod_id);
/* Query slice existence in UL. Return is boolean value */
int flexran_ul_slice_exists(mid_t mod_id, int slice_idx);
/* Create slice in UL, returns the new slice index */
int flexran_create_ul_slice(mid_t mod_id, slice_id_t slice_id);
/* Finds slice in UL with given slice_id and returns slice index */
int flexran_find_ul_slice(mid_t mod_id, slice_id_t slice_id);
/* Remove slice in UL */
int flexran_remove_ul_slice(mid_t mod_id, int slice_idx);
/* Get the ID of a slice in UL */
slice_id_t flexran_get_ul_slice_id(mid_t mod_id, int slice_idx);
/* Set the ID of a slice in UL */
void flexran_set_ul_slice_id(mid_t mod_id, int slice_idx, slice_id_t slice_id);
/* Get the RB share a slice in UL, value 0-100 */
int flexran_get_ul_slice_percentage(mid_t mod_id, int slice_idx);
/* Set the RB share a slice in UL, value 0-100 */
void flexran_set_ul_slice_percentage(mid_t mod_id, int slice_idx, int percentage);
/* TODO Whether a slice in UL is isolated */
/*int flexran_get_ul_slice_isolation(mid_t mod_id, int slice_idx);*/
/* TODO Set whether a slice in UL is isolated */
/*void flexran_set_ul_slice_isolation(mid_t mod_id, int slice_idx, int is_isolated);*/
/* TODO Get the priority of a slice in UL */
/*int flexran_get_ul_slice_priority(mid_t mod_id, int slice_idx);*/
/* TODO Set the priority of a slice in UL */
/*void flexran_set_ul_slice_priority(mid_t mod_id, int slice_idx, int priority);*/
/* Get the first RB for allocation in a slice in UL */
int flexran_get_ul_slice_first_rb(mid_t mod_id, int slice_idx);
/* Set the first RB for allocation in a slice in UL */
void flexran_set_ul_slice_first_rb(mid_t mod_id, int slice_idx, int first_rb);
/* TODO Get the number of RB for the allocation in a slice in UL */
/*int flexran_get_ul_slice_length_rb(mid_t mod_id, int slice_idx);*/
/* TODO Set the of number of RB for the allocation in a slice in UL */
/*void flexran_set_ul_slice_length_rb(mid_t mod_id, int slice_idx, int poshigh);*/
/* Get the maximum MCS for slice in UL */
int flexran_get_ul_slice_maxmcs(mid_t mod_id, int slice_idx);
/* Set the maximum MCS for slice in UL */
void flexran_set_ul_slice_maxmcs(mid_t mod_id, int slice_idx, int maxmcs);
/* TODO Get the sorting order of a slice in UL, return value is number of elements
* in sorting_list */
/*int flexran_get_ul_slice_sorting(mid_t mod_id, int slice_idx, Protocol__FlexUlSorting **sorting_list);*/
/* TODO Set the sorting order of a slice in UL */
/*void flexran_set_ul_slice_sorting(mid_t mod_id, int slice_idx, Protocol__FlexUlSorting *sorting_list, int n);*/
/* TODO Get the accounting policy for a slice in UL */
/*Protocol__UlAccountingPolicy flexran_get_ul_slice_accounting_policy(mid_t mod_id, int slice_idx);*/
/* TODO Set the accounting policy for a slice in UL */
/*void flexran_get_ul_slice_accounting_policy(mid_t mod_id, int slice_idx, Protocol__UlAccountingPolicy accountin);*/
/* Get the scheduler name for a slice in UL */
char *flexran_get_ul_slice_scheduler(mid_t mod_id, int slice_idx);
/* Set the scheduler name for a slice in UL */
int flexran_set_ul_slice_scheduler(mid_t mod_id, int slice_idx, char *name);
/************************** S1AP **************************/
/* Get the number of MMEs to be connected */
......
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