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Changed the structures for storing agent context info

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This commit is contained in:
Xenofon Foukas
2016-01-22 16:26:06 +00:00
parent dec1c93c3d
commit 3ad4d26fd1
6 changed files with 47 additions and 111 deletions
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openair2/ENB_APP/enb_agent.c
+24 -79
View File
@@ -37,6 +37,7 @@
#include "enb_agent_common.h" #include "enb_agent_common.h"
#include "log.h" #include "log.h"
#include "enb_agent.h" #include "enb_agent.h"
#include "enb_agent_mac_defs.h"
#include "enb_agent_extern.h" #include "enb_agent_extern.h"
@@ -47,10 +48,7 @@
//#define TEST_TIMER //#define TEST_TIMER
enb_agent_instance_t enb_agent[NUM_MAX_ENB_AGENT]; enb_agent_instance_t enb_agent[NUM_MAX_ENB];
msg_context_t shared_ctxt[NUM_MAX_ENB_AGENT];
/* this could also go into enb_agent struct*/
enb_agent_info_t enb_agent_info;
char in_ip[40]; char in_ip[40];
static uint16_t in_port; static uint16_t in_port;
@@ -66,7 +64,7 @@ Protocol__ProgranMessage *enb_agent_timeout(void* args);
*/ */
void *enb_agent_task(void *args){ void *enb_agent_task(void *args){
msg_context_t *d = (msg_context_t *) args; enb_agent_instance_t *d = (enb_agent_instance_t *) args;
Protocol__ProgranMessage *msg; Protocol__ProgranMessage *msg;
void *data; void *data;
int size; int size;
@@ -101,15 +99,11 @@ void *enb_agent_task(void *args){
msg = enb_agent_process_timeout(msg_p->ittiMsg.timer_has_expired.timer_id, msg_p->ittiMsg.timer_has_expired.arg); msg = enb_agent_process_timeout(msg_p->ittiMsg.timer_has_expired.timer_id, msg_p->ittiMsg.timer_has_expired.arg);
if (msg != NULL){ if (msg != NULL){
data=enb_agent_pack_message(msg,&size); data=enb_agent_pack_message(msg,&size);
if (enb_agent_msg_send(d->mod_id, ENB_AGENT_DEFAULT, data, size, priority)) { if (enb_agent_msg_send(d->enb_id, ENB_AGENT_DEFAULT, data, size, priority)) {
err_code = PROTOCOL__PROGRAN_ERR__MSG_ENQUEUING; err_code = PROTOCOL__PROGRAN_ERR__MSG_ENQUEUING;
goto error; goto error;
} }
/* if (message_put(d->tx_mq, data, size, priority)){ */
/* err_code = PROTOCOL__PROGRAN_ERR__MSG_ENQUEUING; */
/* goto error; */
/* } */
LOG_D(ENB_AGENT,"sent message with size %d\n", size); LOG_D(ENB_AGENT,"sent message with size %d\n", size);
} }
break; break;
@@ -131,7 +125,7 @@ void *enb_agent_task(void *args){
void *receive_thread(void *args) { void *receive_thread(void *args) {
msg_context_t *d = args; enb_agent_instance_t *d = args;
void *data; void *data;
int size; int size;
int priority; int priority;
@@ -140,38 +134,27 @@ void *receive_thread(void *args) {
Protocol__ProgranMessage *msg; Protocol__ProgranMessage *msg;
while (1) { while (1) {
if (enb_agent_msg_recv(d->mod_id, ENB_AGENT_DEFAULT, &data, &size, &priority)) { if (enb_agent_msg_recv(d->enb_id, ENB_AGENT_DEFAULT, &data, &size, &priority)) {
err_code = PROTOCOL__PROGRAN_ERR__MSG_DEQUEUING; err_code = PROTOCOL__PROGRAN_ERR__MSG_DEQUEUING;
goto error; goto error;
} }
/* if (message_get(d->rx_mq, &data, &size, &priority)){ */
/* err_code = PROTOCOL__PROGRAN_ERR__MSG_DEQUEUING; */
/* goto error; */
/* } */
LOG_D(ENB_AGENT,"received message with size %d\n", size); LOG_D(ENB_AGENT,"received message with size %d\n", size);
msg=enb_agent_handle_message(d->mod_id, data, size); msg=enb_agent_handle_message(d->enb_id, data, size);
free(data); free(data);
d->rx_xid = ((d->rx_xid)+1)%4;
d->tx_xid = d->rx_xid;
// check if there is something to send back to the controller // check if there is something to send back to the controller
if (msg != NULL){ if (msg != NULL){
data=enb_agent_pack_message(msg,&size); data=enb_agent_pack_message(msg,&size);
if (enb_agent_msg_send(d->mod_id, ENB_AGENT_DEFAULT, data, size, priority)) { if (enb_agent_msg_send(d->enb_id, ENB_AGENT_DEFAULT, data, size, priority)) {
err_code = PROTOCOL__PROGRAN_ERR__MSG_ENQUEUING; err_code = PROTOCOL__PROGRAN_ERR__MSG_ENQUEUING;
goto error; goto error;
} }
/* if (message_put(d->tx_mq, data, size, priority)){ */
/* err_code = PROTOCOL__PROGRAN_ERR__MSG_ENQUEUING; */
/* goto error; */
/* } */
LOG_D(ENB_AGENT,"sent message with size %d\n", size); LOG_D(ENB_AGENT,"sent message with size %d\n", size);
} }
@@ -214,10 +197,8 @@ int enb_agent_start(mid_t mod_id, const Enb_properties_array_t* enb_properties){
int channel_id; int channel_id;
//
set_enb_vars(mod_id, RAN_LTE_OAI); set_enb_vars(mod_id, RAN_LTE_OAI);
enb_agent[mod_id].mod_id = mod_id; enb_agent[mod_id].enb_id = mod_id;
enb_agent_info.nb_modules+=1;
/* /*
* check the configuration * check the configuration
@@ -235,7 +216,7 @@ int enb_agent_start(mid_t mod_id, const Enb_properties_array_t* enb_properties){
in_port = DEFAULT_ENB_AGENT_PORT ; in_port = DEFAULT_ENB_AGENT_PORT ;
} }
LOG_I(ENB_AGENT,"starting enb agent client for module id %d on ipv4 %s, port %d\n", LOG_I(ENB_AGENT,"starting enb agent client for module id %d on ipv4 %s, port %d\n",
enb_agent[mod_id].mod_id, enb_agent[mod_id].enb_id,
in_ip, in_ip,
in_port); in_port);
@@ -271,46 +252,10 @@ int enb_agent_start(mid_t mod_id, const Enb_properties_array_t* enb_properties){
*enb_agent_register_channel(mod_id, channel, ENB_AGENT_MAC); *enb_agent_register_channel(mod_id, channel, ENB_AGENT_MAC);
*/ */
/* /\* */ /*Initialize the continuous MAC stats update mechanism*/
/* * create a socket */ enb_agent_init_cont_mac_stats_update(mod_id);
/* *\/ */
/* enb_agent[mod_id].link = new_link_client(in_ip, in_port); */
/* if (enb_agent[mod_id].link == NULL) goto error; */
/* LOG_I(ENB_AGENT,"starting enb agent client for module id %d on ipv4 %s, port %d\n", */ new_thread(receive_thread, &enb_agent[mod_id]);
/* enb_agent[mod_id].mod_id, */
/* in_ip, */
/* in_port); */
/* /\* */
/* * create a message queue */
/* *\/ */
/* enb_agent[mod_id].send_queue = new_message_queue(); */
/* if (enb_agent[mod_id].send_queue == NULL) goto error; */
/* enb_agent[mod_id].receive_queue = new_message_queue(); */
/* if (enb_agent[mod_id].receive_queue == NULL) goto error; */
/* /\* */
/* * create a link manager */
/* *\/ */
/* enb_agent[mod_id].manager = create_link_manager(enb_agent[mod_id].send_queue, enb_agent[mod_id].receive_queue, enb_agent[mod_id].link); */
/* if (enb_agent[mod_id].manager == NULL) goto error; */
/* memset(&shared_ctxt, 0, sizeof(msg_context_t)); */
/* shared_ctxt[mod_id].mod_id = mod_id; */
/* shared_ctxt[mod_id].tx_mq = enb_agent[mod_id].send_queue; */
/* shared_ctxt[mod_id].rx_mq = enb_agent[mod_id].receive_queue; */
/*
* start the enb agent rx thread
*/
memset(&shared_ctxt, 0, sizeof(msg_context_t));
shared_ctxt[mod_id].mod_id = mod_id;
new_thread(receive_thread, &shared_ctxt[mod_id]);
/* /*
* initilize a timer * initilize a timer
@@ -322,7 +267,7 @@ int enb_agent_start(mid_t mod_id, const Enb_properties_array_t* enb_properties){
* start the enb agent task for tx and interaction with the underlying network function * start the enb agent task for tx and interaction with the underlying network function
*/ */
if (itti_create_task (TASK_ENB_AGENT, enb_agent_task, (void *) &shared_ctxt[mod_id]) < 0) { if (itti_create_task (TASK_ENB_AGENT, enb_agent_task, (void *) &enb_agent[mod_id]) < 0) {
LOG_E(ENB_AGENT, "Create task for eNB Agent failed\n"); LOG_E(ENB_AGENT, "Create task for eNB Agent failed\n");
return -1; return -1;
} }
@@ -338,21 +283,21 @@ error:
int enb_agent_stop(mid_t mod_id){ /* int enb_agent_stop(mid_t mod_id){ */
int i=0; /* int i=0; */
enb_agent_destroy_timers(); /* enb_agent_destroy_timers(); */
for ( i =0; i < enb_agent_info.nb_modules; i++) { /* for ( i =0; i < enb_agent_info.nb_modules; i++) { */
destroy_link_manager(enb_agent[i].manager); /* destroy_link_manager(enb_agent[i].manager); */
destroy_message_queue(enb_agent[i].send_queue); /* destroy_message_queue(enb_agent[i].send_queue); */
destroy_message_queue(enb_agent[i].receive_queue); /* destroy_message_queue(enb_agent[i].receive_queue); */
close_link(enb_agent[i].link); /* close_link(enb_agent[i].link); */
} /* } */
} /* } */
openair2/ENB_APP/enb_agent_common.c
+2 -2
View File
@@ -39,8 +39,8 @@
#include "log.h" #include "log.h"
void * enb[NUM_MAX_ENB_AGENT]; void * enb[NUM_MAX_ENB];
void * enb_ue[NUM_MAX_ENB_AGENT]; void * enb_ue[NUM_MAX_ENB];
/* /*
* message primitives * message primitives
*/ */
openair2/ENB_APP/enb_agent_defs.h
+9 -20
View File
@@ -43,7 +43,7 @@
#include "link_manager.h" #include "link_manager.h"
#define NUM_MAX_ENB_AGENT 2 #define NUM_MAX_ENB 2
#define NUM_MAX_UE 2048 #define NUM_MAX_UE 2048
#define DEFAULT_ENB_AGENT_IPv4_ADDRESS "127.0.0.1" #define DEFAULT_ENB_AGENT_IPv4_ADDRESS "127.0.0.1"
#define DEFAULT_ENB_AGENT_PORT 2210 #define DEFAULT_ENB_AGENT_PORT 2210
@@ -108,36 +108,25 @@ typedef uint8_t mid_t; // module or enb id
typedef uint8_t lcid_t; typedef uint8_t lcid_t;
typedef int32_t err_code_t; typedef int32_t err_code_t;
// tx and rx shared context
typedef struct {
mid_t mod_id;
socket_link_t *link;
message_queue_t *send_queue;
message_queue_t *receive_queue;
link_manager_t *manager;
}enb_agent_instance_t;
typedef struct { typedef struct {
/* general info */ /* general info */
uint32_t nb_modules;
/* stats */ /* stats */
uint32_t total_rx_msg; uint32_t total_rx_msg;
uint32_t total_tx_msg; uint32_t total_tx_msg;
uint32_t rx_msg[NUM_MAX_ENB_AGENT]; uint32_t rx_msg[NUM_MAX_ENB];
uint32_t tx_msg[NUM_MAX_ENB_AGENT]; uint32_t tx_msg[NUM_MAX_ENB];
}enb_agent_info_t; }enb_agent_info_t;
typedef struct { typedef struct {
mid_t mod_id; mid_t enb_id;
// message_queue_t *tx_mq; enb_agent_info_t agent_info;
// message_queue_t *rx_mq;
xid_t tx_xid; }enb_agent_instance_t;
xid_t rx_xid;
} msg_context_t;
#endif #endif
openair2/ENB_APP/enb_agent_extern.h
+4 -3
View File
@@ -41,10 +41,11 @@
#include "enb_agent_defs.h" #include "enb_agent_defs.h"
#include "enb_agent_mac_defs.h" #include "enb_agent_mac_defs.h"
extern msg_context_t shared_ctxt[NUM_MAX_ENB_AGENT];
extern AGENT_MAC_xface *agent_mac_xface; //extern msg_context_t shared_ctxt[NUM_MAX_ENB][ENB_AGENT_MAX];
extern unsigned int mac_agent_registered[NUM_MAX_ENB_AGENT]; extern AGENT_MAC_xface *agent_mac_xface[NUM_MAX_ENB][ENB_AGENT_MAX];
extern unsigned int mac_agent_registered[NUM_MAX_ENB];
#endif #endif
openair2/ENB_APP/enb_agent_mac_defs.h
+7 -3
View File
@@ -42,14 +42,18 @@
/* ENB AGENT-MAC Interface */ /* ENB AGENT-MAC Interface */
typedef struct { typedef struct {
msg_context_t *agent_ctxt; //msg_context_t *agent_ctxt;
/// Inform the controller about the scheduling requests received during the subframe /// Inform the controller about the scheduling requests received during the subframe
void (*enb_agent_send_sr_info)(mid_t mod_id, msg_context_t *context); void (*enb_agent_send_sr_info)(mid_t mod_id);
/// Inform the controller about the current UL/DL subframe /// Inform the controller about the current UL/DL subframe
void (*enb_agent_send_sf_trigger)(mid_t mod_id, msg_context_t *context); void (*enb_agent_send_sf_trigger)(mid_t mod_id);
/// Send to the controller all the mac stat updates that occured during this subframe
/// based on the stats request configuration
void (*enb_agent_send_update_mac_stats)(mid_t mod_id);
/*TODO: Fill in with the rest of the MAC layer technology specific callbacks (UL/DL scheduling, RACH info etc)*/ /*TODO: Fill in with the rest of the MAC layer technology specific callbacks (UL/DL scheduling, RACH info etc)*/
} AGENT_MAC_xface; } AGENT_MAC_xface;
openair2/ENB_APP/enb_agent_mac_internal.h
+1 -4
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@@ -43,9 +43,6 @@
#include "enb_agent_common.h" #include "enb_agent_common.h"
/*Flags showing if a mac agent has already been registered*/
unsigned int mac_agent_registered[NUM_MAX_ENB_AGENT];
/*This will be used for producing continuous status updates for the MAC /*This will be used for producing continuous status updates for the MAC
*Needs to be thread-safe *Needs to be thread-safe
*/ */
@@ -61,7 +58,7 @@ typedef struct {
} mac_stats_updates_context_t; } mac_stats_updates_context_t;
/*Array holding the last stats reports for each eNB. Used for continuous reporting*/ /*Array holding the last stats reports for each eNB. Used for continuous reporting*/
mac_stats_updates_context_t mac_stats_context[NUM_MAX_ENB_AGENT]; mac_stats_updates_context_t mac_stats_context[NUM_MAX_ENB];
/*Functions to initialize and destroy the struct required for the /*Functions to initialize and destroy the struct required for the
*continuous stats update report*/ *continuous stats update report*/