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PROTO_AGENT: Restructure/simplify code, UDP only, no own configuration

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This commit is contained in:
Robert Schmidt
2018-09-19 11:46:38 +02:00
parent cf55a513d9
commit 3b68376ad3
9 changed files with 172 additions and 638 deletions
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common/ran_context.h
-2
View File
@@ -103,8 +103,6 @@ typedef struct {
pthread_mutex_t ru_mutex; pthread_mutex_t ru_mutex;
/// condition variable for signaling setup completion of an RU /// condition variable for signaling setup completion of an RU
pthread_cond_t ru_cond; pthread_cond_t ru_cond;
struct cudu_params_s cudu;
} RAN_CONTEXT_t; } RAN_CONTEXT_t;
openair2/ENB_APP/enb_config.c
-128
View File
@@ -416,132 +416,6 @@ void RCconfig_macrlc(int macrlc_has_f1[MAX_MAC_INST]) {
} }
void RCconfig_cudu() {
int j;
char *transport_type;
char *du_type;
char *balancing;
pthread_t myid = pthread_self();
printf("CONFIG my id is %u\n", myid);
paramdef_t DU_Params[] = DUPARAMS_DESC;
paramdef_t CU_Params[] = CUPARAMS_DESC;
paramlist_def_t DU_ParamList = {CONFIG_STRING_DU_LIST,NULL,0};
paramlist_def_t CU_ParamList = {CONFIG_STRING_CU_LIST,NULL,0};
config_getlist( &DU_ParamList,DU_Params,sizeof(DU_Params)/sizeof(paramdef_t), NULL);
config_getlist( &CU_ParamList,CU_Params,sizeof(CU_Params)/sizeof(paramdef_t), NULL);
paramdef_t CU_Bal[] = CU_BAL_DESC;
paramlist_def_t CU_BalList = {CONFIG_STRING_CU_BALANCING, NULL, 0};
config_get(&CU_Bal, sizeof(CU_Bal)/sizeof(paramdef_t),NULL);
//printf("%s\n", strdup(*(CU_Bal[0].strptr)));
balancing = strdup(*(CU_Bal[0].strptr));
if (strcmp(balancing, "ALL") == 0)
{
RC.cudu.cu_balancing = CU_BALANCING_ALL;
}
else if (strcmp(balancing, "ROUND_ROBIN") == 0)
{
RC.cudu.cu_balancing = CU_BALANCING_ROUND_ROBIN;
}
else
{
RC.cudu.cu_balancing = atoi(balancing) - 1;
}
// DU Parameters
RC.cudu.local_du.du_interface = strdup(*(DU_ParamList.paramarray[0][DU_INTERFACE_F1U].strptr));
RC.cudu.local_du.du_ipv4_address = strdup(*(DU_ParamList.paramarray[0][DU_ADDRESS_F1U].strptr));
RC.cudu.local_du.du_port = *(DU_ParamList.paramarray[0][DU_PORT_F1U].iptr);
transport_type = strdup(*(DU_ParamList.paramarray[0][DU_TYPE_F1U].strptr));
if (strcmp(transport_type, "TCP") == 0)
{
RC.cudu.local_du.tcp = 1;
RC.cudu.local_du.udp = 0;
RC.cudu.local_du.sctp = 0;
}
else if (strcmp(transport_type, "UDP") == 0)
{
RC.cudu.local_du.tcp = 0;
RC.cudu.local_du.udp = 1;
RC.cudu.local_du.sctp = 0;
}
else if (strcmp(transport_type, "SCTP") == 0)
{
RC.cudu.local_du.tcp = 0;
RC.cudu.local_du.udp = 0;
RC.cudu.local_du.sctp = 1;
}
else
{
RC.cudu.local_du.tcp = 1;
RC.cudu.local_du.udp = 0;
RC.cudu.local_du.sctp = 0;
}
//CU Parameters
j = CU_ParamList.numelt;
RC.cudu.serving_dus = j;
for (int k=0; k<j; k++)
{
RC.cudu.cu[k].cu_interface = strdup(*(CU_ParamList.paramarray[k][CU_INTERFACE_F1U].strptr));
RC.cudu.cu[k].cu_ipv4_address = strdup(*(CU_ParamList.paramarray[k][CU_ADDRESS_F1U].strptr));
RC.cudu.cu[k].cu_port = *(CU_ParamList.paramarray[k][CU_PORT_F1U].iptr);
RC.cudu.cu[k].cu_id = k;
du_type = strdup(*(CU_ParamList.paramarray[k][DU_TECH].strptr));
transport_type = strdup(*(CU_ParamList.paramarray[k][CU_TYPE_F1U].strptr));
if (strcmp(transport_type, "TCP") == 0)
{
RC.cudu.cu[k].tcp = 1;
RC.cudu.cu[k].udp = 0;
RC.cudu.cu[k].sctp = 0;
}
else if (strcmp(transport_type, "UDP") == 0)
{
RC.cudu.cu[k].tcp = 0;
RC.cudu.cu[k].udp = 1;
RC.cudu.cu[k].sctp = 0;
}
else if (strcmp(transport_type, "SCTP") == 0)
{
RC.cudu.cu[k].tcp = 0;
RC.cudu.cu[k].udp = 0;
RC.cudu.cu[k].sctp = 1;
}
else
{
RC.cudu.cu[k].tcp = 1;
RC.cudu.cu[k].udp = 0;
RC.cudu.cu[k].sctp = 0;
}
if (strcmp(du_type, "LTE") == 0)
{
RC.cudu.cu[k].du_type = DU_TYPE_LTE;
}
else if (strcmp(du_type, "WiFi") == 0)
{
RC.cudu.cu[k].du_type = DU_TYPE_WIFI;
}
else
{
RC.cudu.cu[k].du_type = DU_TYPE_LTE;
}
}
}
cudu_params_t *get_cudu_config()
{
return &(RC.cudu);
}
int RCconfig_RRC(uint32_t i, eNB_RRC_INST *rrc) { int RCconfig_RRC(uint32_t i, eNB_RRC_INST *rrc) {
int num_enbs = 0; int num_enbs = 0;
@@ -2828,8 +2702,6 @@ void RCConfig(void) {
char aprefix[MAX_OPTNAME_SIZE*2 + 8]; char aprefix[MAX_OPTNAME_SIZE*2 + 8];
// RCconfig_cudu();
/* get global parameters, defined outside any section in the config file */ /* get global parameters, defined outside any section in the config file */
printf("Getting ENBSParams\n"); printf("Getting ENBSParams\n");
openair2/ENB_APP/enb_config.h
+9 -34
View File
@@ -82,37 +82,16 @@ typedef struct mme_ip_address_s {
typedef struct du_interfaces { typedef struct du_params {
char *du_interface; const char *remote_ipv4_address;
char *du_ipv4_address; const int16_t remote_port;
uint16_t du_port; } du_params_t;
typedef struct cu_params {
unsigned tcp:1; const char *local_interface;
unsigned udp:1; const char *local_ipv4_address;
unsigned sctp:1; const uint16_t local_port;
} cu_params_t;
}du_interfaces_t;
typedef struct cu_interfaces {
char *cu_interface;
char *cu_ipv4_address;
uint16_t cu_port;
uint8_t du_type;
uint8_t cu_id;
unsigned tcp:1;
unsigned udp:1;
unsigned sctp:1;
}cu_interfaces_t;
typedef struct cudu_params_s {
du_interfaces_t local_du;
cu_interfaces_t cu[MAX_DU];
uint8_t serving_dus;
uint8_t cu_balancing;
}cudu_params_t;
typedef struct ru_config_s { typedef struct ru_config_s {
// indicates if local or remote rf is used (1 == LOCAL) // indicates if local or remote rf is used (1 == LOCAL)
@@ -145,11 +124,7 @@ void ru_config_display(void);
int RCconfig_RRC(uint32_t i, eNB_RRC_INST *rrc); int RCconfig_RRC(uint32_t i, eNB_RRC_INST *rrc);
int RCconfig_S1(MessageDef *msg_p, uint32_t i); int RCconfig_S1(MessageDef *msg_p, uint32_t i);
int RCconfig_DU_F1(MessageDef *msg_p, uint32_t i);
int RCconfig_CU_F1(uint32_t i);
void RCconfig_cudu(void);
cudu_params_t *get_cudu_config(void);
void read_config_and_init(void); void read_config_and_init(void);
int RCconfig_X2(MessageDef *msg_p, uint32_t i); int RCconfig_X2(MessageDef *msg_p, uint32_t i);
openair2/LAYER2/PROTO_AGENT/proto_agent.c
+104 -359
View File
@@ -45,251 +45,84 @@
proto_agent_instance_t proto_agent[MAX_DU]; proto_agent_instance_t proto_agent[MAX_DU];
proto_agent_instance_t proto_server[MAX_DU]; proto_agent_instance_t proto_server[MAX_DU];
char in_ip[40];
static uint16_t in_port;
char local_cache[40];
void *send_thread(void *args);
//void *receive_thread(void *args);
pthread_t new_thread(void *(*f)(void *), void *b); pthread_t new_thread(void *(*f)(void *), void *b);
pthread_t cu_thread[MAX_DU], du_thread;
Protocol__FlexsplitMessage *proto_agent_timeout_fsp(void* args); Protocol__FlexsplitMessage *proto_agent_timeout_fsp(void* args);
mod_id_t client_mod[MAX_DU], server_mod;
proto_agent_async_channel_t *client_channel[MAX_DU], *server_channel; proto_agent_async_channel_t *client_channel[MAX_DU], *server_channel;
proto_recv_t client_info[MAX_DU];
#define TEST_MOD 0 #define TEST_MOD 0
uint8_t tcp = 0;
uint8_t udp = 0;
uint8_t sctp = 0;
char *link_type = NULL;
#define ECHO #define ECHO
/* Thread continuously listening for incomming packets */
/*
void *receive_thread(void *args) {
proto_agent_instance_t *d = args;
void *data;
int size;
int priority;
err_code_t err_code = 0;
Protocol__FlexsplitMessage *msg;
while (1) {
if (proto_agent_msg_recv(d->enb_id, PROTO_AGENT_DEFAULT, &data, &size, &priority)) {
err_code = PROTOCOL__FLEXSPLIT_ERR__MSG_ENQUEUING;
goto error;
}
LOG_D(PROTO_AGENT, "Received message with size %d and priority %d, calling message handle\n", size, priority);
msg=proto_agent_handle_message(d->enb_id, data, size);
if (msg == NULL)
{
LOG_D(PROTO_AGENT, "msg to send back is NULL\n");
}
if (msg != NULL){
if (proto_agent_msg_send(d->enb_id, PROTO_AGENT_DEFAULT, msg, size, priority)) {
err_code = PROTOCOL__FLEXSPLIT_ERR__MSG_ENQUEUING;
goto error;
}
LOG_D(PROTO_AGENT, "sent message with size %d\n", size);
}
}
return NULL;
error:
LOG_E(PROTO_AGENT, "receive_thread: error %d occured\n",err_code);
return NULL;
}
*/
/* utility function to create a thread */
/*
pthread_t new_thread(void *(*f)(void *), void *b) {
pthread_t t;
pthread_attr_t att;
if (pthread_attr_init(&att)){
fprintf(stderr, "pthread_attr_init err\n");
exit(1);
}
if (pthread_attr_setdetachstate(&att, PTHREAD_CREATE_DETACHED)) {
fprintf(stderr, "pthread_attr_setdetachstate err\n");
exit(1);
}
if (pthread_create(&t, &att, f, b)) {
fprintf(stderr, "pthread_create err\n");
exit(1);
}
if (pthread_attr_destroy(&att)) {
fprintf(stderr, "pthread_attr_destroy err\n");
exit(1);
}
return t;
}
*/
/* Function to be called as a thread:
it is calling the proto_agent_server with
the appropriate arguments
*/
void * proto_server_init(void *args)
{
//printf( "Initializing server thread for listening connections\n");
mod_id_t mod_id = (mod_id_t) 0;
cudu_params_t* cudu = NULL;
cudu = get_cudu_config();
proto_server_start(mod_id, (const cudu_params_t*) cudu);
return NULL;
}
/* Server side function; upon a new connection /* Server side function; upon a new connection
reception, sends the hello packets reception, sends the hello packets
*/ */
int proto_server_start(mod_id_t mod_id, const cudu_params_t* cudu){ int proto_server_start(mod_id_t mod_id, const cu_params_t *cu)
{
int channel_id; int channel_id;
char *peer_address = NULL;
proto_server[mod_id].enb_id = mod_id;
server_mod = mod_id;
if (cudu->local_du.du_ipv4_address != NULL) DevAssert(cu->local_interface);
{ DevAssert(cu->local_ipv4_address);
//LOG_D(PROTO_AGENT, "DU ADDRESS IS %s\n",cudu->local_du.du_ipv4_address); DevAssert(cu->local_port > 1024); // "unprivileged" port
peer_address = strdup(cudu->local_du.du_ipv4_address);
strcpy(in_ip, cudu->local_du.du_ipv4_address);
}
else
{
strcpy(in_ip, DEFAULT_PROTO_AGENT_IPv4_ADDRESS);
//LOG_D(PROTO_AGENT, "Cannot read DU address from conf file, setting the default (%s)\n", DEFAULT_PROTO_AGENT_IPv4_ADDRESS);
}
if (cudu->local_du.du_port != 0)
in_port = cudu->local_du.du_port;
else
{
in_port = DEFAULT_PROTO_AGENT_PORT;
//LOG_D(PROTO_AGENT, "Cannot read DU port from conf file, setting the default (%d)\n", DEFAULT_PROTO_AGENT_PORT);
}
if(cudu->local_du.tcp == 1)
{
tcp = 1;
link_type = strdup("TCP");
LOG_D(PROTO_AGENT, "Starting PROTO agent SERVER for module id %d on ipv4 %s, port %d over TCP\n",
proto_server[mod_id].enb_id,
in_ip,
in_port);
}
else if(cudu->local_du.udp == 1)
{
udp = 1;
link_type = strdup("UDP");
LOG_D(PROTO_AGENT, "Starting PROTO agent SERVER for module id %d on ipv4 %s, port %d over UDP\n",
proto_server[mod_id].enb_id,
in_ip,
in_port);
}
else if(cudu->local_du.sctp == 1)
{
sctp = 1;
link_type = strdup("SCTP");
LOG_D(PROTO_AGENT, "Starting PROTO agent SERVER for module id %d on ipv4 %s, port %d over SCTP\n",
proto_server[mod_id].enb_id,
in_ip,
in_port);
}
else
{
tcp = 1;
link_type = strdup("TCP");
LOG_D(PROTO_AGENT, "Starting PROTO agent SERVER for module id %d on ipv4 %s, port %d over TCP\n",
proto_server[mod_id].enb_id,
in_ip,
in_port);
}
/* proto_server[mod_id].mod_id = mod_id;
* Initialize the channel container
*/ /* Initialize the channel container */
/* TODO only initialize the first time */
proto_agent_init_channel_container(); proto_agent_init_channel_container();
/*Create the async channel info*/ /*Create the async channel info*/
proto_agent_async_channel_t *channel_info = proto_server_async_channel_info(mod_id, in_ip, in_port, link_type, peer_address); proto_agent_async_channel_t *channel_info;
channel_info = proto_server_async_channel_info(mod_id, cu->local_ipv4_address, cu->local_port);
server_channel = channel_info; server_channel = channel_info;
/*Create a channel using the async channel info*/ /* Create a channel using the async channel info */
channel_id = proto_agent_create_channel((void *) channel_info, channel_id = proto_agent_create_channel((void *) channel_info,
proto_agent_async_msg_send, proto_agent_async_msg_send,
proto_agent_async_msg_recv, proto_agent_async_msg_recv,
proto_agent_async_release); proto_agent_async_release);
if (channel_id <= 0) goto error;
if (channel_id <= 0) {
goto error;
}
proto_agent_channel_t *channel = proto_agent_get_channel(channel_id); proto_agent_channel_t *channel = proto_agent_get_channel(channel_id);
if (!channel) goto error;
proto_server[mod_id].channel = channel;
if (tcp == 1) channel->type = 0;
else if (udp == 1) channel->type = 1;
else if (sctp == 1) channel->type = 2;
else channel->type = 0;
if (channel == NULL) {
goto error;
}
/*Register the channel for all underlying agents (use ENB_AGENT_MAX)*/ /* Register the channel for all underlying agents (use ENB_AGENT_MAX) */
proto_agent_register_channel(mod_id, channel, ENB_AGENT_MAX); proto_agent_register_channel(mod_id, channel, ENB_AGENT_MAX);
// Code for sending the HELLO/ECHO_REQ message once a connection is established // Code for sending the HELLO/ECHO_REQ message once a connection is established
uint8_t *msg = NULL; //uint8_t *msg = NULL;
Protocol__FlexsplitMessage *init_msg=NULL; //Protocol__FlexsplitMessage *init_msg=NULL;
int msg_flag = 0;
if (udp == 0) //if (udp == 0)
{ //{
// If the comm is not UDP, allow the server to send the first packet over the channel // // If the comm is not UDP, allow the server to send the first packet over the channel
//printf( "Proto agent Server: Calling the echo_request packet constructor\n"); // //printf( "Proto agent Server: Calling the echo_request packet constructor\n");
msg_flag = proto_agent_echo_request(mod_id, NULL, &init_msg); // msg_flag = proto_agent_echo_request(mod_id, NULL, &init_msg);
if (msg_flag != 0) // if (msg_flag != 0)
goto error; // goto error;
//
int msgsize = 0; // int msgsize = 0;
if (init_msg != NULL) // if (init_msg != NULL)
msg = proto_agent_pack_message(init_msg, &msgsize); // msg = proto_agent_pack_message(init_msg, &msgsize);
if (msg!= NULL) // if (msg!= NULL)
{ // {
LOG_D(PROTO_AGENT, "Server sending the message over the async channel\n"); // LOG_D(PROTO_AGENT, "Server sending the message over the async channel\n");
proto_agent_async_msg_send((void *)msg, (int) msgsize, 1, (void *) channel_info); // proto_agent_async_msg_send((void *)msg, (int) msgsize, 1, (void *) channel_info);
} // }
/* After sending the message, wait for any replies; // /* After sending the message, wait for any replies;
the server thread blocks until it reads any data // the server thread blocks until it reads any data
over the channel // over the channel
*/ // */
} //}
proto_server[mod_id].recv_thread = new_thread(proto_server_receive, &proto_server[mod_id]);
du_thread=new_thread(proto_server_receive, &proto_server[mod_id]);
LOG_D(PROTO_AGENT, "server ends with thread_id %lu\n",du_thread);
return 0; return 0;
error: error:
@@ -298,139 +131,67 @@ error:
} }
int proto_agent_start(uint8_t enb_id, mod_id_t cu_id, uint8_t type_id, cudu_params_t *cudu){ int proto_agent_start(mod_id_t mod_id, const du_params_t *du)
{
int channel_id; int channel_id;
char *peer_address = NULL;
// cudu_params_t *cudu = get_cudu_config();
proto_agent[cu_id].enb_id = cu_id;
client_mod[cu_id] = cu_id; // FIXME: Allow for multiple types, now it will allow for DUs of different type per mod_id
client_info[cu_id].type_id = type_id;
client_info[cu_id].mod_id = cu_id;
/*
* check the configuration - Getting all the values from the config file
*/
if (cudu->cu[cu_id].cu_ipv4_address != NULL)
{
strcpy(in_ip, cudu->cu[cu_id].cu_ipv4_address);
peer_address = strdup(cudu->cu[cu_id].cu_ipv4_address);
}
else
{
strcpy(in_ip, DEFAULT_PROTO_AGENT_IPv4_ADDRESS);
LOG_D(PROTO_AGENT, "Cannot read DU address from conf file, setting the default (%s)\n", DEFAULT_PROTO_AGENT_IPv4_ADDRESS);
}
if (cudu->cu[cu_id].cu_port != 0)
in_port = cudu->cu[cu_id].cu_port;
else
{
in_port = DEFAULT_PROTO_AGENT_PORT;
LOG_D(PROTO_AGENT, "Cannot read DU port from conf file, setting the default (%d)\n", DEFAULT_PROTO_AGENT_PORT);
}
if(cudu->cu[cu_id].tcp == 1) DevAssert(du->remote_ipv4_address);
{ DevAssert(du->remote_port > 1024); // "unprivileged" port
tcp = 1;
link_type = strdup("TCP"); proto_agent[mod_id].mod_id = mod_id;
LOG_D(PROTO_AGENT, "Starting PROTO agent client for module id %d on ipv4 %s, port %d over TCP\n",
proto_server[cu_id].enb_id, /* TODO only initialize the first time */
in_ip,
in_port);
}
else if(cudu->cu[cu_id].udp == 1)
{
udp = 1;
link_type = strdup("UDP");
LOG_D(PROTO_AGENT, "Starting PROTO agent client for module id %d on ipv4 %s, port %d over UDP\n",
proto_server[cu_id].enb_id,
in_ip,
in_port);
}
else if(cudu->cu[cu_id].sctp == 1)
{
sctp = 1;
link_type = strdup("SCTP");
LOG_D(PROTO_AGENT, "Starting PROTO agent client for module id %d on ipv4 %s, port %d over SCTP\n",
proto_server[cu_id].enb_id,
in_ip,
in_port);
}
else
{
tcp = 1;
link_type = strdup("TCP");
LOG_D(PROTO_AGENT, "Starting PROTO agent client for module id %d on ipv4 %s, port %d over TCP\n",
proto_server[cu_id].enb_id,
in_ip,
in_port);
}
/*
* Initialize the channel container
*/
proto_agent_init_channel_container(); proto_agent_init_channel_container();
/*Create the async channel info*/ /*Create the async channel info*/
proto_agent_async_channel_t *channel_info = proto_agent_async_channel_info(cu_id, in_ip, in_port, link_type, peer_address); proto_agent_async_channel_t *channel_info = proto_agent_async_channel_info(mod_id, du->remote_ipv4_address, du->remote_port);
client_channel[cu_id] = channel_info; if (!channel_info) goto error;
/*Create a channel using the async channel info*/ /*Create a channel using the async channel info*/
channel_id = proto_agent_create_channel((void *) channel_info, channel_id = proto_agent_create_channel((void *) channel_info,
proto_agent_async_msg_send, proto_agent_async_msg_send,
proto_agent_async_msg_recv, proto_agent_async_msg_recv,
proto_agent_async_release); proto_agent_async_release);
if (channel_id <= 0) { if (channel_id <= 0) goto error;
goto error;
}
proto_agent_channel_t *channel = proto_agent_get_channel(channel_id); proto_agent_channel_t *channel = proto_agent_get_channel(channel_id);
if (!channel) goto error;
proto_agent[mod_id].channel = channel;
if (channel == NULL) { /* Register the channel for all underlying agents (use ENB_AGENT_MAX) */
goto error; proto_agent_register_channel(mod_id, channel, ENB_AGENT_MAX);
}
if (tcp == 1) channel->type = 0;
else if (udp == 1) channel->type = 1;
else if (sctp == 1) channel->type = 2;
else channel->type = 0;
/*Register the channel for all underlying agents (use ENB_AGENT_MAX)*/ //uint8_t *msg = NULL;
proto_agent_register_channel(cu_id, channel, ENB_AGENT_MAX); //Protocol__FlexsplitMessage *init_msg=NULL;
//int msg_flag;
uint8_t *msg = NULL;
Protocol__FlexsplitMessage *init_msg=NULL;
int msg_flag;
// In the case of UDP comm, start the echo request from the client side; the server thread should be blocked until it reads the SRC port of the 1st packet // In the case of UDP comm, start the echo request from the client side; the server thread should be blocked until it reads the SRC port of the 1st packet
if (udp == 1) //if (udp == 1)
{ //{
msg_flag = proto_agent_echo_request(cu_id, NULL, &init_msg); // msg_flag = proto_agent_echo_request(cu_id, NULL, &init_msg);
if (msg_flag != 0) // if (msg_flag != 0)
goto error; // goto error;
//
int msgsize = 0; // int msgsize = 0;
if (init_msg != NULL) // if (init_msg != NULL)
msg = proto_agent_pack_message(init_msg, &msgsize); // msg = proto_agent_pack_message(init_msg, &msgsize);
if (msg!= NULL) // if (msg!= NULL)
{ // {
LOG_D(PROTO_AGENT, "Client sending the ECHO_REQUEST message over the async channel\n"); // LOG_D(PROTO_AGENT, "Client sending the ECHO_REQUEST message over the async channel\n");
proto_agent_async_msg_send((void *)msg, (int) msgsize, 1, (void *) channel_info); // proto_agent_async_msg_send((void *)msg, (int) msgsize, 1, (void *) channel_info);
} // }
} //}
//
/* After sending the message, wait for any replies; /* After sending the message, wait for any replies;
the server thread blocks until it reads any data the server thread blocks until it reads any data
over the channel over the channel
*/ */
cu_thread[cu_id]=new_thread(proto_client_receive, (void *) &client_info[cu_id]); proto_agent[mod_id].recv_thread = new_thread(proto_client_receive, &proto_agent[mod_id]);
return 0; return 0;
error: error:
@@ -439,26 +200,26 @@ error:
} }
void //void
proto_agent_send_hello(void) //proto_agent_send_hello(void)
{ //{
uint8_t *msg = NULL; // uint8_t *msg = NULL;
Protocol__FlexsplitMessage *init_msg=NULL; // Protocol__FlexsplitMessage *init_msg=NULL;
int msg_flag = 0; // int msg_flag = 0;
//
//
//printf( "PDCP agent: Calling the HELLO packet constructor\n"); // //printf( "PDCP agent: Calling the HELLO packet constructor\n");
msg_flag = proto_agent_hello(proto_agent[TEST_MOD].enb_id, NULL, &init_msg); // msg_flag = proto_agent_hello(proto_agent[TEST_MOD].mod_id, NULL, &init_msg);
//
int msgsize = 0; // int msgsize = 0;
if (msg_flag == 0) // if (msg_flag == 0)
{ // {
proto_agent_serialize_message(init_msg, &msg, &msgsize); // proto_agent_serialize_message(init_msg, &msg, &msgsize);
} // }
//
LOG_D(PROTO_AGENT, "Agent sending the message over the async channel\n"); // LOG_D(PROTO_AGENT, "Agent sending the message over the async channel\n");
proto_agent_async_msg_send((void *)msg, (int) msgsize, 1, (void *) client_channel[TEST_MOD]); // proto_agent_async_msg_send((void *)msg, (int) msgsize, 1, (void *) client_channel[TEST_MOD]);
} //}
void void
@@ -543,7 +304,8 @@ proto_agent_send_pdcp_data_ind(const protocol_ctxt_t* const ctxt_pP, const srb_f
args->sdu_p = malloc(sdu_sizeP); args->sdu_p = malloc(sdu_sizeP);
memcpy(args->sdu_p, sdu_pP->data, sdu_sizeP); memcpy(args->sdu_p, sdu_pP->data, sdu_sizeP);
msg_flag = proto_agent_pdcp_data_ind(proto_server[server_mod].enb_id, (void *) args, &init_msg); AssertFatal(0, "need mod_id here\n");
msg_flag = proto_agent_pdcp_data_ind(proto_server[0].mod_id, (void *) args, &init_msg);
if (msg_flag != 0) if (msg_flag != 0)
goto error; goto error;
@@ -598,7 +360,7 @@ proto_server_receive(void *args)
LOG_D(PROTO_AGENT, "Server side Received message with size %d and priority %d, calling message handle\n", size, priority); LOG_D(PROTO_AGENT, "Server side Received message with size %d and priority %d, calling message handle\n", size, priority);
msg=proto_agent_handle_message(d->enb_id, data, size); msg=proto_agent_handle_message(d->mod_id, data, size);
if (msg == NULL) if (msg == NULL)
{ {
@@ -631,9 +393,8 @@ error:
void * void *
proto_client_receive(void *args) proto_client_receive(void *args)
{ {
AssertFatal(0, "check proto_client_receive\n");
proto_recv_t* recv = args; mod_id_t recv_mod = 0;
mod_id_t recv_mod = recv->mod_id;
LOG_D(PROTO_AGENT, "\n\nrecv mod is %u\n\n",recv_mod); LOG_D(PROTO_AGENT, "\n\nrecv mod is %u\n\n",recv_mod);
//proto_agent_instance_t *d = &proto_agent[TEST_MOD]; //proto_agent_instance_t *d = &proto_agent[TEST_MOD];
@@ -692,19 +453,3 @@ error:
return NULL; return NULL;
} }
uint8_t select_du(uint8_t max_dus)
{
static uint8_t selected = 0;
if (selected < max_dus -1 )
{
selected++;
}
else
{
selected = 0;
}
return selected;
}
openair2/LAYER2/PROTO_AGENT/proto_agent.h
+2 -9
View File
@@ -45,20 +45,13 @@ void * proto_server_init(void *args);
void * proto_server_receive(void *args); void * proto_server_receive(void *args);
void * proto_client_receive(void *args); void * proto_client_receive(void *args);
int proto_agent_start(uint8_t enb_id, mod_id_t mod_id, uint8_t type_id, cudu_params_t *cudu); int proto_agent_start(mod_id_t mod_id, const du_params_t *du);
int proto_server_start(mod_id_t mod_id, const cudu_params_t* cudu); int proto_server_start(mod_id_t mod_id, const cu_params_t* cu);
int proto_agent_stop(mod_id_t mod_id); int proto_agent_stop(mod_id_t mod_id);
void *proto_agent_task(void *args); void *proto_agent_task(void *args);
uint8_t select_du(uint8_t max_dus);
typedef struct
{
mod_id_t mod_id;
uint8_t type_id;
}proto_recv_t;
void proto_agent_send_rlc_data_req(uint8_t mod_id, uint8_t type_id, void proto_agent_send_rlc_data_req(uint8_t mod_id, uint8_t type_id,
const protocol_ctxt_t* const ctxt_pP, const srb_flag_t srb_flagP, const protocol_ctxt_t* const ctxt_pP, const srb_flag_t srb_flagP,
const MBMS_flag_t MBMS_flagP, const rb_id_t rb_idP, const mui_t muiP, const MBMS_flag_t MBMS_flagP, const rb_id_t rb_idP, const mui_t muiP,
openair2/LAYER2/PROTO_AGENT/proto_agent_async.c
+32 -86
View File
@@ -34,61 +34,35 @@
#include "common/utils/LOG/log.h" #include "common/utils/LOG/log.h"
uint16_t proto_udp = 0; proto_agent_async_channel_t *
uint16_t proto_tcp = 0; proto_server_async_channel_info(mod_id_t mod_id, const char *ip, uint16_t port)
uint16_t proto_sctp = 0; {
LOG_E(PROTO_AGENT, "does not bind to specific address at the moment, ignoring %s\n", ip);
proto_agent_async_channel_t * proto_server_async_channel_info(mod_id_t mod_id, char *dst_ip, uint16_t dst_port, const char* type, const char *peer_addr) {
proto_agent_async_channel_t *channel; proto_agent_async_channel_t *channel;
channel = (proto_agent_async_channel_t *) malloc(sizeof(proto_agent_channel_t)); channel = malloc(sizeof(proto_agent_channel_t));
channel->port = dst_port;
channel->peer_addr = NULL;
if (channel == NULL) if (channel == NULL)
goto error; goto error;
channel->port = port;
channel->peer_addr = NULL;
channel->enb_id = mod_id; channel->enb_id = mod_id;
/*Create a socket*/ channel->link = new_link_udp_server(port);
if (strcmp(type, "TCP") == 0)
{
proto_tcp = 1;
printf("PROTO_AGENT: sTARTING TCP SERVER\n");
channel->link = new_link_server(dst_port);
channel->type = 0;
}
else if (strcmp(type, "UDP") == 0)
{
proto_udp = 1;
//channel->link = new_udp_link_server(dst_port);
channel->link = new_link_udp_server(dst_port);
channel->type = 1;
channel->peer_addr = peer_addr;
}
else if (strcmp(type, "SCTP") == 0)
{
proto_sctp = 1;
//channel->link = new_sctp_link_server(dst_port);
channel->link = new_link_sctp_server(dst_port);
channel->type = 2;
}
if (channel->link == NULL) goto error; if (channel->link == NULL) goto error;
/*
* create a message queue
*/
channel->send_queue = new_message_queue(); channel->send_queue = new_message_queue();
if (channel->send_queue == NULL) goto error; if (channel->send_queue == NULL) goto error;
channel->receive_queue = new_message_queue(); channel->receive_queue = new_message_queue();
if (channel->receive_queue == NULL) goto error; if (channel->receive_queue == NULL) goto error;
/* channel->manager = create_link_manager(channel->send_queue,
* create a link manager channel->receive_queue,
*/ channel->link,
channel->manager = create_link_manager(channel->send_queue, channel->receive_queue, channel->link, channel->type, channel->peer_addr, channel->port); CHANNEL_UDP,
channel->peer_addr,
channel->port);
if (channel->manager == NULL) goto error; if (channel->manager == NULL) goto error;
return channel; return channel;
@@ -99,55 +73,34 @@ proto_agent_async_channel_t * proto_server_async_channel_info(mod_id_t mod_id, c
} }
proto_agent_async_channel_t * proto_agent_async_channel_info(mod_id_t mod_id, char *dst_ip, uint16_t dst_port, const char* type, const char *peer_addr) { proto_agent_async_channel_t *
proto_agent_async_channel_info(mod_id_t mod_id, const char *dst_ip, uint16_t dst_port)
{
proto_agent_async_channel_t *channel; proto_agent_async_channel_t *channel;
channel = (proto_agent_async_channel_t *) malloc(sizeof(proto_agent_channel_t)); channel = (proto_agent_async_channel_t *) malloc(sizeof(proto_agent_channel_t));
channel->port = dst_port;
channel->peer_addr = NULL;
if (channel == NULL) if (channel == NULL)
goto error; goto error;
channel->port = dst_port;
channel->peer_addr = dst_ip;
channel->enb_id = mod_id; channel->enb_id = mod_id;
/*Create a socket*/ channel->link = new_link_udp_client(channel->peer_addr, channel->port);
if (strcmp(type, "TCP") == 0)
{
proto_tcp = 1;
channel->link = new_link_client(dst_ip, dst_port);
channel->type = 0;
}
else if (strcmp(type, "UDP") == 0)
{
proto_udp = 1;
channel->link = new_link_udp_client(dst_ip, dst_port);
channel->type = 1;
channel->peer_addr = peer_addr;
}
else if (strcmp(type, "SCTP") == 0)
{
proto_sctp = 1;
channel->link = new_link_sctp_client(dst_ip, dst_port);;
channel->type = 2;
}
if (channel->link == NULL) goto error; if (channel->link == NULL) goto error;
/*
* create a message queue
*/
channel->send_queue = new_message_queue(); channel->send_queue = new_message_queue();
if (channel->send_queue == NULL) goto error; if (channel->send_queue == NULL) goto error;
channel->receive_queue = new_message_queue(); channel->receive_queue = new_message_queue();
if (channel->receive_queue == NULL) goto error; if (channel->receive_queue == NULL) goto error;
/* channel->manager = create_link_manager(channel->send_queue,
* create a link manager channel->receive_queue,
*/ channel->link,
channel->manager = create_link_manager(channel->send_queue, channel->receive_queue, channel->link, channel->type, channel->peer_addr, channel->port); CHANNEL_UDP,
channel->peer_addr,
channel->port);
if (channel->manager == NULL) goto error; if (channel->manager == NULL) goto error;
return channel; return channel;
@@ -163,19 +116,12 @@ int proto_agent_async_msg_send(void *data, int size, int priority, void *channel
return message_put(channel->send_queue, data, size, priority); return message_put(channel->send_queue, data, size, priority);
} }
int proto_agent_async_msg_recv(void **data, int *size, int *priority, void *channel_info) { int proto_agent_async_msg_recv(void **data, int *size, int *priority, void *channel_info)
{
proto_agent_async_channel_t *channel; proto_agent_async_channel_t *channel;
channel = (proto_agent_async_channel_t *)channel_info; channel = (proto_agent_async_channel_t *)channel_info;
if (channel == NULL) return message_get(channel->receive_queue, data, size, priority);
return 0;
else if (channel->type < 0)
return 0;
else if (channel->receive_queue == NULL)
return 0;
else
return message_get(channel->receive_queue, data, size, priority);
} }
void proto_agent_async_release(proto_agent_channel_t *channel) { void proto_agent_async_release(proto_agent_channel_t *channel) {
openair2/LAYER2/PROTO_AGENT/proto_agent_async.h
+5 -6
View File
@@ -39,10 +39,9 @@
#include "proto_agent_net_comm.h" #include "proto_agent_net_comm.h"
typedef struct { typedef struct proto_agent_async_channel_s {
mod_id_t enb_id; mod_id_t enb_id;
uint16_t type; // 0-> TCP, 1-> UDP, 2->SCTP const char *peer_addr;
char *peer_addr;
int port; int port;
socket_link_t *link; socket_link_t *link;
message_queue_t *send_queue; message_queue_t *send_queue;
@@ -50,8 +49,8 @@ typedef struct {
link_manager_t *manager; link_manager_t *manager;
} proto_agent_async_channel_t; } proto_agent_async_channel_t;
proto_agent_async_channel_t * proto_agent_async_channel_info(mod_id_t mod_id, char *dst_ip, uint16_t dst_port, const char* type, const char *peer_addr); proto_agent_async_channel_t * proto_agent_async_channel_info(mod_id_t mod_id, const char *dst_ip, uint16_t dst_port);
proto_agent_async_channel_t * proto_server_async_channel_info(mod_id_t mod_id, char *dst_ip, uint16_t dst_port, const char* type, const char *peer_addr); proto_agent_async_channel_t * proto_server_async_channel_info(mod_id_t mod_id, const char *ip, uint16_t _port);
int proto_agent_async_msg_send(void *data, int size, int priority, void *channel_info); int proto_agent_async_msg_send(void *data, int size, int priority, void *channel_info);
openair2/LAYER2/PROTO_AGENT/proto_agent_defs.h
+11 -7
View File
@@ -98,9 +98,9 @@ typedef enum {
typedef uint8_t xid_t; typedef uint8_t xid_t;
typedef uint8_t mod_id_t; // module or enb id typedef uint8_t mod_id_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;
#define CHANNEL_UDP 1
typedef struct { typedef struct {
/* general info */ /* general info */
@@ -113,12 +113,16 @@ typedef struct {
uint32_t rx_msg[NUM_MAX_ENB]; uint32_t rx_msg[NUM_MAX_ENB];
uint32_t tx_msg[NUM_MAX_ENB]; uint32_t tx_msg[NUM_MAX_ENB];
}proto_agent_info_t; } proto_agent_info_t;
typedef struct { /* forward declaration */
mod_id_t enb_id; struct proto_agent_channel_s;
typedef struct proto_agent_instance_s {
mod_id_t mod_id;
proto_agent_info_t agent_info; proto_agent_info_t agent_info;
struct proto_agent_channel_s *channel;
}proto_agent_instance_t; pthread_t recv_thread;
} proto_agent_instance_t;
#endif #endif
openair2/LAYER2/PROTO_AGENT/proto_agent_net_comm.h
+9 -7
View File
@@ -41,16 +41,18 @@
#include "tree.h" #include "tree.h"
#define ENB_AGENT_MAX 9 #define ENB_AGENT_MAX 9
/* forward declaration */
struct proto_agent_async_channel_s;
/*Channel related information used for Tx/Rx of protocol messages*/ /*Channel related information used for Tx/Rx of protocol messages*/
typedef struct proto_agent_channel_s { typedef struct proto_agent_channel_s {
RB_ENTRY(proto_agent_channel_s) entry; RB_ENTRY(proto_agent_channel_s) entry;
int channel_id; int channel_id;
void *channel_info; struct proto_agent_async_channel_s *channel_info;
uint16_t type; // 0-> TCP, 1-> UDP, 2->SCTP /*Callbacks for channel message Tx and Rx*/
/*Callbacks for channel message Tx and Rx*/ int (*msg_send)(void *data, int size, int priority, void *channel_info);
int (*msg_send)(void *data, int size, int priority, void *channel_info); int (*msg_recv)(void **data, int *size, int *priority, void *channel_info);
int (*msg_recv)(void **data, int *size, int *priority, void *channel_info); void (*release)(struct proto_agent_channel_s *channel);
void (*release)(struct proto_agent_channel_s *channel);
} proto_agent_channel_t; } proto_agent_channel_t;
typedef struct proto_agent_channel_instance_s{ typedef struct proto_agent_channel_instance_s{