riot-ci/RIOT
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Merge pull request #8188 from cgundogan/pr/rpl_evtimer

Browse Source 
gnrc_rpl: use evtimer
This commit is contained in:
Sebastian Meiling 2018-05-23 10:24:13 +01:00 committed by GitHub
commit d1b39a87d2
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
15 changed files with 274 additions and 105 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Makefile.dep
View File

@ -127,6 +127,7 @@ ifneq (,$(filter gnrc_rpl,$(USEMODULE)))
USEMODULE += gnrc_ipv6_nib USEMODULE += gnrc_ipv6_nib
USEMODULE += trickle USEMODULE += trickle
USEMODULE += xtimer USEMODULE += xtimer
USEMODULE += evtimer
endif endif
ifneq (,$(filter trickle,$(USEMODULE))) ifneq (,$(filter trickle,$(USEMODULE)))

41
sys/include/net/gnrc/rpl.h
View File

@ -1,7 +1,7 @@
/* /*
* Copyright (C) 2013 - 2014 INRIA. * Copyright (C) 2013 - 2014 INRIA.
* Copyright (C) 2015 Martine Lenders <mlenders@inf.fu-berlin.de> * Copyright (C) 2015 Martine Lenders <mlenders@inf.fu-berlin.de>
* Copyright (C) 2015 Cenk Gündoğan <cnkgndgn@gmail.com> * Copyright (C) 2015 - 2018 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -92,7 +92,7 @@
* @author Eric Engel <eric.engel@fu-berlin.de> * @author Eric Engel <eric.engel@fu-berlin.de>
* @author Fabian Brandt <fabianbr@zedat.fu-berlin.de> * @author Fabian Brandt <fabianbr@zedat.fu-berlin.de>
* @author Martine Lenders <mlenders@inf.fu-berlin.de> * @author Martine Lenders <mlenders@inf.fu-berlin.de>
* @author Cenk Gündoğan <cnkgndgn@gmail.com> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#ifndef NET_GNRC_RPL_H #ifndef NET_GNRC_RPL_H
@ -328,21 +328,35 @@ static inline bool GNRC_RPL_COUNTER_GREATER_THAN(uint8_t A, uint8_t B)
#ifndef GNRC_RPL_DAO_SEND_RETRIES #ifndef GNRC_RPL_DAO_SEND_RETRIES
#define GNRC_RPL_DAO_SEND_RETRIES (4) #define GNRC_RPL_DAO_SEND_RETRIES (4)
#endif #endif
#ifndef GNRC_RPL_DEFAULT_WAIT_FOR_DAO_ACK #ifndef GNRC_RPL_DAO_ACK_DELAY
#define GNRC_RPL_DEFAULT_WAIT_FOR_DAO_ACK (3) #define GNRC_RPL_DAO_ACK_DELAY (3000UL)
#endif #endif
#ifndef GNRC_RPL_REGULAR_DAO_INTERVAL #ifndef GNRC_RPL_DAO_DELAY_LONG
#define GNRC_RPL_REGULAR_DAO_INTERVAL (60) /**
* @brief Long delay for DAOs in milli seconds
*/
#define GNRC_RPL_DAO_DELAY_LONG (60000UL)
#endif #endif
#ifndef GNRC_RPL_DEFAULT_DAO_DELAY #ifndef GNRC_RPL_DAO_DELAY_DEFAULT
#define GNRC_RPL_DEFAULT_DAO_DELAY (1) /**
* @brief Default delay for DAOs in milli seconds
*/
#define GNRC_RPL_DAO_DELAY_DEFAULT (1000UL)
#endif
#ifndef GNRC_RPL_DAO_DELAY_JITTER
/**
* @brief Jitter for DAOs in milli seconds
*/
#define GNRC_RPL_DAO_DELAY_JITTER (1000UL)
#endif #endif
/** @} */ /** @} */
/** /**
* @brief Cleanup timeout in seconds * @brief Cleanup interval in milliseconds.
*/ */
#define GNRC_RPL_CLEANUP_TIME (5) #ifndef GNRC_RPL_CLEANUP_TIME
#define GNRC_RPL_CLEANUP_TIME (5 * MS_PER_SEC)
#endif
/** /**
* @name Node Status * @name Node Status
@ -453,6 +467,13 @@ extern const ipv6_addr_t ipv6_addr_all_rpl_nodes;
extern netstats_rpl_t gnrc_rpl_netstats; extern netstats_rpl_t gnrc_rpl_netstats;
#endif #endif
/**
* @brief Number of DIS retries before parent times out
*/
#ifndef GNRC_RPL_PARENT_TIMEOUT_DIS_RETRIES
#define GNRC_RPL_PARENT_TIMEOUT_DIS_RETRIES (3)
#endif
/** /**
* @brief Initialization of the RPL thread. * @brief Initialization of the RPL thread.
* *

4
sys/include/net/gnrc/rpl/p2p_structs.h
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -15,7 +15,7 @@
* *
* Header file, which defines all structs used by P2P-RPL. * Header file, which defines all structs used by P2P-RPL.
* *
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#ifndef NET_GNRC_RPL_P2P_STRUCTS_H #ifndef NET_GNRC_RPL_P2P_STRUCTS_H

22
sys/include/net/gnrc/rpl/structs.h
View File

@ -1,6 +1,7 @@
/* /*
* Copyright (C) 2017 HAW Hamburg
* Copyright (C) 2015–2018 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* Copyright (C) 2013 INRIA. * Copyright (C) 2013 INRIA.
* Copyright (C) 2015 Cenk Gündoğan <cnkgndgn@gmail.com>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -17,7 +18,7 @@
* Header file, which defines all structs used by RPL. * Header file, which defines all structs used by RPL.
* *
* @author Eric Engel <eric.engel@fu-berlin.de> * @author Eric Engel <eric.engel@fu-berlin.de>
* @author Cenk Gündoğan <cnkgndgn@gmail.com> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#ifndef NET_GNRC_RPL_STRUCTS_H #ifndef NET_GNRC_RPL_STRUCTS_H
@ -29,7 +30,8 @@ extern "C" {
#include "byteorder.h" #include "byteorder.h"
#include "net/ipv6/addr.h" #include "net/ipv6/addr.h"
#include "xtimer.h" #include "evtimer.h"
#include "evtimer_msg.h"
#include "trickle.h" #include "trickle.h"
/** /**
@ -221,14 +223,17 @@ typedef struct gnrc_rpl_instance gnrc_rpl_instance_t;
* @cond INTERNAL */ * @cond INTERNAL */
struct gnrc_rpl_parent { struct gnrc_rpl_parent {
gnrc_rpl_parent_t *next; /**< pointer to the next parent */ gnrc_rpl_parent_t *next; /**< pointer to the next parent */
uint8_t state; /**< 0 for unsued, 1 for used */ uint8_t state; /**< see @ref gnrc_rpl_parent_states */
ipv6_addr_t addr; /**< link-local IPv6 address of this parent */ ipv6_addr_t addr; /**< link-local IPv6 address of this parent */
uint8_t dtsn; /**< last seen dtsn of this parent */ uint8_t dtsn; /**< last seen dtsn of this parent */
uint16_t rank; /**< rank of the parent */ uint16_t rank; /**< rank of the parent */
gnrc_rpl_dodag_t *dodag; /**< DODAG the parent belongs to */ gnrc_rpl_dodag_t *dodag; /**< DODAG the parent belongs to */
uint32_t lifetime; /**< lifetime of this parent in seconds */
double link_metric; /**< metric of the link */ double link_metric; /**< metric of the link */
uint8_t link_metric_type; /**< type of the metric */ uint8_t link_metric_type; /**< type of the metric */
/**
* @brief Parent timeout events (see @ref GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT)
*/
evtimer_msg_event_t timeout_event;
}; };
/** /**
* @endcond * @endcond
@ -289,7 +294,7 @@ struct gnrc_rpl_dodag {
bool dao_ack_received; /**< flag to check for DAO-ACK */ bool dao_ack_received; /**< flag to check for DAO-ACK */
uint8_t dio_opts; /**< options in the next DIO uint8_t dio_opts; /**< options in the next DIO
(see @ref GNRC_RPL_REQ_DIO_OPTS "DIO Options") */ (see @ref GNRC_RPL_REQ_DIO_OPTS "DIO Options") */
uint8_t dao_time; /**< time to schedule a DAO in seconds */ evtimer_msg_event_t dao_event; /**< DAO TX events (see @ref GNRC_RPL_MSG_TYPE_DODAG_DAO_TX) */
trickle_t trickle; /**< trickle representation */ trickle_t trickle; /**< trickle representation */
}; };
@ -301,7 +306,10 @@ struct gnrc_rpl_instance {
gnrc_rpl_of_t *of; /**< configured Objective Function */ gnrc_rpl_of_t *of; /**< configured Objective Function */
uint16_t min_hop_rank_inc; /**< minimum hop rank increase */ uint16_t min_hop_rank_inc; /**< minimum hop rank increase */
uint16_t max_rank_inc; /**< max increase in the rank */ uint16_t max_rank_inc; /**< max increase in the rank */
int8_t cleanup; /**< cleanup time in seconds */ /**
* @brief Instance cleanup events (see @ref GNRC_RPL_MSG_TYPE_INSTANCE_CLEANUP)
*/
evtimer_msg_event_t cleanup_event;
}; };
/** /**
* @endcond * @endcond

135
sys/net/gnrc/routing/rpl/gnrc_rpl.c
View File

@ -1,5 +1,6 @@
/* /*
* Copyright (C) 2015 Cenk Gündoğan <cnkgndgn@gmail.com> * Copyright (C) 2018 HAW Hamburg
* Copyright (C) 2015–2017 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -11,7 +12,7 @@
* *
* @file * @file
* *
* @author Cenk Gündoğan <cnkgndgn@gmail.com> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include "net/icmpv6.h" #include "net/icmpv6.h"
@ -19,6 +20,9 @@
#include "net/gnrc/netif/internal.h" #include "net/gnrc/netif/internal.h"
#include "net/gnrc.h" #include "net/gnrc.h"
#include "mutex.h" #include "mutex.h"
#include "evtimer.h"
#include "random.h"
#include "gnrc_rpl_internal/globals.h"
#include "net/gnrc/rpl.h" #include "net/gnrc/rpl.h"
#ifdef MODULE_GNRC_RPL_P2P #ifdef MODULE_GNRC_RPL_P2P
@ -32,9 +36,11 @@
static char _stack[GNRC_RPL_STACK_SIZE]; static char _stack[GNRC_RPL_STACK_SIZE];
kernel_pid_t gnrc_rpl_pid = KERNEL_PID_UNDEF; kernel_pid_t gnrc_rpl_pid = KERNEL_PID_UNDEF;
const ipv6_addr_t ipv6_addr_all_rpl_nodes = GNRC_RPL_ALL_NODES_ADDR; const ipv6_addr_t ipv6_addr_all_rpl_nodes = GNRC_RPL_ALL_NODES_ADDR;
#ifdef MODULE_GNRC_RPL_P2P
static uint32_t _lt_time = GNRC_RPL_LIFETIME_UPDATE_STEP * US_PER_SEC; static uint32_t _lt_time = GNRC_RPL_LIFETIME_UPDATE_STEP * US_PER_SEC;
static xtimer_t _lt_timer; static xtimer_t _lt_timer;
static msg_t _lt_msg = { .type = GNRC_RPL_MSG_TYPE_LIFETIME_UPDATE }; static msg_t _lt_msg = { .type = GNRC_RPL_MSG_TYPE_LIFETIME_UPDATE };
#endif
static msg_t _msg_q[GNRC_RPL_MSG_QUEUE_SIZE]; static msg_t _msg_q[GNRC_RPL_MSG_QUEUE_SIZE];
static gnrc_netreg_entry_t _me_reg; static gnrc_netreg_entry_t _me_reg;
static mutex_t _inst_id_mutex = MUTEX_INIT; static mutex_t _inst_id_mutex = MUTEX_INIT;
@ -47,11 +53,15 @@ gnrc_rpl_parent_t gnrc_rpl_parents[GNRC_RPL_PARENTS_NUMOF];
netstats_rpl_t gnrc_rpl_netstats; netstats_rpl_t gnrc_rpl_netstats;
#endif #endif
#ifdef MODULE_GNRC_RPL_P2P
static void _update_lifetime(void); static void _update_lifetime(void);
#endif
static void _dao_handle_send(gnrc_rpl_dodag_t *dodag); static void _dao_handle_send(gnrc_rpl_dodag_t *dodag);
static void _receive(gnrc_pktsnip_t *pkt); static void _receive(gnrc_pktsnip_t *pkt);
static void *_event_loop(void *args); static void *_event_loop(void *args);
evtimer_msg_t gnrc_rpl_evtimer;
kernel_pid_t gnrc_rpl_init(kernel_pid_t if_pid) kernel_pid_t gnrc_rpl_init(kernel_pid_t if_pid)
{ {
/* check if RPL was initialized before */ /* check if RPL was initialized before */
@ -73,7 +83,10 @@ kernel_pid_t gnrc_rpl_init(kernel_pid_t if_pid)
gnrc_netreg_register(GNRC_NETTYPE_ICMPV6, &_me_reg); gnrc_netreg_register(GNRC_NETTYPE_ICMPV6, &_me_reg);
gnrc_rpl_of_manager_init(); gnrc_rpl_of_manager_init();
evtimer_init_msg(&gnrc_rpl_evtimer);
#ifdef MODULE_GNRC_RPL_P2P
xtimer_set_msg(&_lt_timer, _lt_time, &_lt_msg, gnrc_rpl_pid); xtimer_set_msg(&_lt_timer, _lt_time, &_lt_msg, gnrc_rpl_pid);
#endif
#ifdef MODULE_NETSTATS_RPL #ifdef MODULE_NETSTATS_RPL
memset(&gnrc_rpl_netstats, 0, sizeof(gnrc_rpl_netstats)); memset(&gnrc_rpl_netstats, 0, sizeof(gnrc_rpl_netstats));
@ -196,6 +209,35 @@ static void _receive(gnrc_pktsnip_t *icmpv6)
gnrc_pktbuf_release(icmpv6); gnrc_pktbuf_release(icmpv6);
} }
static void _parent_timeout(gnrc_rpl_parent_t *parent)
{
if (!parent || (parent->state == GNRC_RPL_PARENT_UNUSED)) {
return;
}
evtimer_del(&gnrc_rpl_evtimer, (evtimer_event_t *)&parent->timeout_event);
if (parent->state == GNRC_RPL_PARENT_ACTIVE) {
parent->state = GNRC_RPL_PARENT_STALE;
}
if ((parent->state >= GNRC_RPL_PARENT_STALE) &&
(parent->state < GNRC_RPL_PARENT_TIMEOUT)) {
parent->state++;
gnrc_rpl_send_DIS(parent->dodag->instance, &parent->addr);
}
else {
gnrc_rpl_dodag_t *dodag = parent->dodag;
gnrc_rpl_parent_remove(parent);
gnrc_rpl_parent_update(dodag, NULL);
return;
}
((evtimer_event_t *)&(parent->timeout_event))->offset = GNRC_RPL_PARENT_PROBE_INTERVAL;
parent->timeout_event.msg.type = GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT;
evtimer_add_msg(&gnrc_rpl_evtimer, &parent->timeout_event, gnrc_rpl_pid);
}
static void *_event_loop(void *args) static void *_event_loop(void *args)
{ {
msg_t msg, reply; msg_t msg, reply;
@ -207,16 +249,38 @@ static void *_event_loop(void *args)
reply.type = GNRC_NETAPI_MSG_TYPE_ACK; reply.type = GNRC_NETAPI_MSG_TYPE_ACK;
trickle_t *trickle; trickle_t *trickle;
gnrc_rpl_parent_t *parent;
gnrc_rpl_instance_t *instance;
/* start event loop */ /* start event loop */
while (1) { while (1) {
DEBUG("RPL: waiting for incoming message.\n"); DEBUG("RPL: waiting for incoming message.\n");
msg_receive(&msg); msg_receive(&msg);
switch (msg.type) { switch (msg.type) {
#ifdef MODULE_GNRC_RPL_P2P
case GNRC_RPL_MSG_TYPE_LIFETIME_UPDATE: case GNRC_RPL_MSG_TYPE_LIFETIME_UPDATE:
DEBUG("RPL: GNRC_RPL_MSG_TYPE_LIFETIME_UPDATE received\n"); DEBUG("RPL: GNRC_RPL_MSG_TYPE_LIFETIME_UPDATE received\n");
_update_lifetime(); _update_lifetime();
break; break;
#endif
case GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT:
DEBUG("RPL: GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT received\n");
parent = msg.content.ptr;
_parent_timeout(parent);
break;
case GNRC_RPL_MSG_TYPE_DODAG_DAO_TX:
DEBUG("RPL: GNRC_RPL_MSG_TYPE_DODAG_DAO_TX received\n");
instance = msg.content.ptr;
_dao_handle_send(&instance->dodag);
break;
case GNRC_RPL_MSG_TYPE_INSTANCE_CLEANUP:
DEBUG("RPL: GNRC_RPL_MSG_TYPE_INSTANCE_CLEANUP received\n");
instance = msg.content.ptr;
if (instance->dodag.parents == NULL) {
gnrc_rpl_instance_remove(instance);
}
break;
case GNRC_RPL_MSG_TYPE_TRICKLE_MSG: case GNRC_RPL_MSG_TYPE_TRICKLE_MSG:
DEBUG("RPL: GNRC_RPL_MSG_TYPE_TRICKLE_MSG received\n"); DEBUG("RPL: GNRC_RPL_MSG_TYPE_TRICKLE_MSG received\n");
trickle = msg.content.ptr; trickle = msg.content.ptr;
@ -244,73 +308,44 @@ static void *_event_loop(void *args)
return NULL; return NULL;
} }
#ifdef MODULE_GNRC_RPL_P2P
void _update_lifetime(void) void _update_lifetime(void)
{ {
gnrc_rpl_parent_t *parent;
gnrc_rpl_instance_t *inst;
for (uint8_t i = 0; i < GNRC_RPL_PARENTS_NUMOF; ++i) {
parent = &gnrc_rpl_parents[i];
if (parent->state != 0) {
if (parent->lifetime > GNRC_RPL_LIFETIME_UPDATE_STEP) {
if (parent->lifetime <= (2 * GNRC_RPL_LIFETIME_UPDATE_STEP)) {
gnrc_rpl_send_DIS(parent->dodag->instance, &parent->addr);
}
parent->lifetime -= GNRC_RPL_LIFETIME_UPDATE_STEP;
}
else {
gnrc_rpl_dodag_t *dodag = parent->dodag;
gnrc_rpl_parent_remove(parent);
gnrc_rpl_parent_update(dodag, NULL);
}
}
}
for (int i = 0; i < GNRC_RPL_INSTANCES_NUMOF; ++i) {
inst = &gnrc_rpl_instances[i];
if (inst->state != 0) {
if ((inst->cleanup > 0) && (inst->dodag.parents == NULL) &&
(inst->dodag.my_rank == GNRC_RPL_INFINITE_RANK)) {
inst->cleanup -= GNRC_RPL_LIFETIME_UPDATE_STEP;
if (inst->cleanup <= 0) {
/* no parents - delete this instance and DODAG */
gnrc_rpl_instance_remove(inst);
continue;
}
}
if (inst->dodag.dao_time > GNRC_RPL_LIFETIME_UPDATE_STEP) {
inst->dodag.dao_time -= GNRC_RPL_LIFETIME_UPDATE_STEP;
}
else {
_dao_handle_send(&inst->dodag);
}
}
}
#ifdef MODULE_GNRC_RPL_P2P
gnrc_rpl_p2p_update(); gnrc_rpl_p2p_update();
#endif
xtimer_set_msg(&_lt_timer, _lt_time, &_lt_msg, gnrc_rpl_pid); xtimer_set_msg(&_lt_timer, _lt_time, &_lt_msg, gnrc_rpl_pid);
} }
#endif
void gnrc_rpl_delay_dao(gnrc_rpl_dodag_t *dodag) void gnrc_rpl_delay_dao(gnrc_rpl_dodag_t *dodag)
{ {
dodag->dao_time = GNRC_RPL_DEFAULT_DAO_DELAY; evtimer_del(&gnrc_rpl_evtimer, (evtimer_event_t *)&dodag->dao_event);
((evtimer_event_t *)&(dodag->dao_event))->offset = random_uint32_range(
GNRC_RPL_DAO_DELAY_DEFAULT,
GNRC_RPL_DAO_DELAY_DEFAULT + GNRC_RPL_DAO_DELAY_JITTER
);
evtimer_add_msg(&gnrc_rpl_evtimer, &dodag->dao_event, gnrc_rpl_pid);
dodag->dao_counter = 0; dodag->dao_counter = 0;
dodag->dao_ack_received = false; dodag->dao_ack_received = false;
} }
void gnrc_rpl_long_delay_dao(gnrc_rpl_dodag_t *dodag) void gnrc_rpl_long_delay_dao(gnrc_rpl_dodag_t *dodag)
{ {
dodag->dao_time = GNRC_RPL_REGULAR_DAO_INTERVAL; evtimer_del(&gnrc_rpl_evtimer, (evtimer_event_t *)&dodag->dao_event);
((evtimer_event_t *)&(dodag->dao_event))->offset = random_uint32_range(
GNRC_RPL_DAO_DELAY_LONG,
GNRC_RPL_DAO_DELAY_LONG + GNRC_RPL_DAO_DELAY_JITTER
);
evtimer_add_msg(&gnrc_rpl_evtimer, &dodag->dao_event, gnrc_rpl_pid);
dodag->dao_counter = 0; dodag->dao_counter = 0;
dodag->dao_ack_received = false; dodag->dao_ack_received = false;
} }
void _dao_handle_send(gnrc_rpl_dodag_t *dodag) void _dao_handle_send(gnrc_rpl_dodag_t *dodag)
{ {
if (dodag->node_status == GNRC_RPL_ROOT_NODE) {
return;
}
#ifdef MODULE_GNRC_RPL_P2P #ifdef MODULE_GNRC_RPL_P2P
if (dodag->instance->mop == GNRC_RPL_P2P_MOP) { if (dodag->instance->mop == GNRC_RPL_P2P_MOP) {
return; return;
@ -319,7 +354,9 @@ void _dao_handle_send(gnrc_rpl_dodag_t *dodag)
if ((dodag->dao_ack_received == false) && (dodag->dao_counter < GNRC_RPL_DAO_SEND_RETRIES)) { if ((dodag->dao_ack_received == false) && (dodag->dao_counter < GNRC_RPL_DAO_SEND_RETRIES)) {
dodag->dao_counter++; dodag->dao_counter++;
gnrc_rpl_send_DAO(dodag->instance, NULL, dodag->default_lifetime); gnrc_rpl_send_DAO(dodag->instance, NULL, dodag->default_lifetime);
dodag->dao_time = GNRC_RPL_DEFAULT_WAIT_FOR_DAO_ACK; evtimer_del(&gnrc_rpl_evtimer, (evtimer_event_t *)&dodag->dao_event);
((evtimer_event_t *)&(dodag->dao_event))->offset = GNRC_RPL_DAO_ACK_DELAY;
evtimer_add_msg(&gnrc_rpl_evtimer, &dodag->dao_event, gnrc_rpl_pid);
} }
else if (dodag->dao_ack_received == false) { else if (dodag->dao_ack_received == false) {
gnrc_rpl_long_delay_dao(dodag); gnrc_rpl_long_delay_dao(dodag);

4
sys/net/gnrc/routing/rpl/gnrc_rpl_auto_init.c
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -14,7 +14,7 @@
* @file * @file
* @brief Auto initialization for gnrc_rpl * @brief Auto initialization for gnrc_rpl
* *
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#ifdef MODULE_AUTO_INIT_GNRC_RPL #ifdef MODULE_AUTO_INIT_GNRC_RPL

10
sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c
View File

@ -1,6 +1,7 @@
/* /*
* Copyright (C) 2013 - 2014 INRIA. * Copyright (C) 2018 HAW Hamburg
* Copyright (C) 2015 Cenk Gündoğan <cnkgndgn@gmail.com> * Copyright (C) 2015–2017 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* Copyright (C) 2013–2014 INRIA.
* *
* This file is subject to the terms and conditions of the GNU Lesser General * This file is subject to the terms and conditions of the GNU Lesser General
* Public License v2.1. See the file LICENSE in the top level directory for more * Public License v2.1. See the file LICENSE in the top level directory for more
@ -12,7 +13,7 @@
* *
* @file * @file
* *
* @author Cenk Gündoğan <cnkgndgn@gmail.com> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include "net/af.h" #include "net/af.h"
@ -23,6 +24,7 @@
#include "net/gnrc/netif/internal.h" #include "net/gnrc/netif/internal.h"
#include "net/gnrc.h" #include "net/gnrc.h"
#include "net/eui64.h" #include "net/eui64.h"
#include "gnrc_rpl_internal/globals.h"
#ifdef MODULE_NETSTATS_RPL #ifdef MODULE_NETSTATS_RPL
#include "gnrc_rpl_internal/netstats.h" #include "gnrc_rpl_internal/netstats.h"
@ -687,7 +689,7 @@ void gnrc_rpl_recv_DIO(gnrc_rpl_dio_t *dio, kernel_pid_t iface, ipv6_addr_t *src
/* sender of incoming DIO is not a parent of mine (anymore) and has an INFINITE rank /* sender of incoming DIO is not a parent of mine (anymore) and has an INFINITE rank
and I have a rank != INFINITE_RANK */ and I have a rank != INFINITE_RANK */
if (parent->state == 0) { if (parent->state == GNRC_RPL_PARENT_UNUSED) {
if ((byteorder_ntohs(dio->rank) == GNRC_RPL_INFINITE_RANK) if ((byteorder_ntohs(dio->rank) == GNRC_RPL_INFINITE_RANK)
&& (dodag->my_rank != GNRC_RPL_INFINITE_RANK)) { && (dodag->my_rank != GNRC_RPL_INFINITE_RANK)) {
trickle_reset_timer(&dodag->trickle); trickle_reset_timer(&dodag->trickle);

35
sys/net/gnrc/routing/rpl/gnrc_rpl_dodag.c
View File

@ -1,6 +1,7 @@
/** /**
* Copyright (C) 2013, 2014 INRIA. * Copyright (C) 2018 HAW Hamburg
* Copyright (C) 2015 Cenk Gündoğan <cnkgndgn@gmail.com> * Copyright (C) 2015–2017 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* Copyright (C) 2013–2014 INRIA.
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -12,7 +13,7 @@
* *
* @file * @file
* @author Eric Engel <eric.engel@fu-berlin.de> * @author Eric Engel <eric.engel@fu-berlin.de>
* @author Cenk Gündoğan <cnkgndgn@gmail.com> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include <stdbool.h> #include <stdbool.h>
@ -21,6 +22,7 @@
#include "net/gnrc/netif/internal.h" #include "net/gnrc/netif/internal.h"
#include "net/gnrc/rpl/dodag.h" #include "net/gnrc/rpl/dodag.h"
#include "net/gnrc/rpl/structs.h" #include "net/gnrc/rpl/structs.h"
#include "gnrc_rpl_internal/globals.h"
#include "utlist.h" #include "utlist.h"
#include "net/gnrc/rpl.h" #include "net/gnrc/rpl.h"
@ -86,6 +88,7 @@ bool gnrc_rpl_instance_add(uint8_t instance_id, gnrc_rpl_instance_t **inst)
(*inst)->max_rank_inc = GNRC_RPL_DEFAULT_MAX_RANK_INCREASE; (*inst)->max_rank_inc = GNRC_RPL_DEFAULT_MAX_RANK_INCREASE;
(*inst)->min_hop_rank_inc = GNRC_RPL_DEFAULT_MIN_HOP_RANK_INCREASE; (*inst)->min_hop_rank_inc = GNRC_RPL_DEFAULT_MIN_HOP_RANK_INCREASE;
(*inst)->dodag.parents = NULL; (*inst)->dodag.parents = NULL;
(*inst)->cleanup_event.msg.content.ptr = (*inst);
return true; return true;
} }
@ -150,6 +153,8 @@ bool gnrc_rpl_dodag_init(gnrc_rpl_instance_t *instance, ipv6_addr_t *dodag_id, k
dodag->dao_counter = 0; dodag->dao_counter = 0;
dodag->instance = instance; dodag->instance = instance;
dodag->iface = iface; dodag->iface = iface;
dodag->dao_event.msg.content.ptr = instance;
dodag->dao_event.msg.type = GNRC_RPL_MSG_TYPE_DODAG_DAO_TX;
if ((netif != NULL) && !(netif->flags & GNRC_NETIF_FLAGS_IPV6_FORWARDING)) { if ((netif != NULL) && !(netif->flags & GNRC_NETIF_FLAGS_IPV6_FORWARDING)) {
gnrc_rpl_leaf_operation(dodag); gnrc_rpl_leaf_operation(dodag);
@ -198,8 +203,13 @@ bool gnrc_rpl_parent_add_by_addr(gnrc_rpl_dodag_t *dodag, ipv6_addr_t *addr,
if (*parent != NULL) { if (*parent != NULL) {
(*parent)->dodag = dodag; (*parent)->dodag = dodag;
LL_APPEND(dodag->parents, *parent); LL_APPEND(dodag->parents, *parent);
(*parent)->state = 1; (*parent)->state = GNRC_RPL_PARENT_ACTIVE;
(*parent)->addr = *addr; (*parent)->addr = *addr;
(*parent)->rank = GNRC_RPL_INFINITE_RANK;
evtimer_del((evtimer_t *)(&gnrc_rpl_evtimer), (evtimer_event_t *)(&(*parent)->timeout_event));
((evtimer_event_t *)(&(*parent)->timeout_event))->next = NULL;
(*parent)->timeout_event.msg.type = GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT;
(*parent)->timeout_event.msg.content.ptr = (*parent);
return true; return true;
} }
@ -220,13 +230,13 @@ bool gnrc_rpl_parent_remove(gnrc_rpl_parent_t *parent)
/* set the default route to the next parent for now */ /* set the default route to the next parent for now */
if (parent->next) { if (parent->next) {
uint32_t now = xtimer_now_usec() / US_PER_SEC;
gnrc_ipv6_nib_ft_add(NULL, 0, gnrc_ipv6_nib_ft_add(NULL, 0,
&parent->next->addr, dodag->iface, &parent->next->addr, dodag->iface,
(parent->next->lifetime - now)); dodag->default_lifetime * dodag->lifetime_unit * MS_PER_SEC);
} }
} }
LL_DELETE(dodag->parents, parent); LL_DELETE(dodag->parents, parent);
evtimer_del((evtimer_t *)(&gnrc_rpl_evtimer), (evtimer_event_t *)&parent->timeout_event);
memset(parent, 0, sizeof(gnrc_rpl_parent_t)); memset(parent, 0, sizeof(gnrc_rpl_parent_t));
return true; return true;
} }
@ -245,15 +255,22 @@ void gnrc_rpl_local_repair(gnrc_rpl_dodag_t *dodag)
if (dodag->my_rank != GNRC_RPL_INFINITE_RANK) { if (dodag->my_rank != GNRC_RPL_INFINITE_RANK) {
dodag->my_rank = GNRC_RPL_INFINITE_RANK; dodag->my_rank = GNRC_RPL_INFINITE_RANK;
trickle_reset_timer(&dodag->trickle); trickle_reset_timer(&dodag->trickle);
dodag->instance->cleanup = GNRC_RPL_CLEANUP_TIME; evtimer_del((evtimer_t *)(&gnrc_rpl_evtimer), (evtimer_event_t *)&dodag->instance->cleanup_event);
((evtimer_event_t *)&(dodag->instance->cleanup_event))->offset = GNRC_RPL_CLEANUP_TIME;
dodag->instance->cleanup_event.msg.type = GNRC_RPL_MSG_TYPE_INSTANCE_CLEANUP;
evtimer_add_msg(&gnrc_rpl_evtimer, &dodag->instance->cleanup_event, gnrc_rpl_pid);
} }
} }
void gnrc_rpl_parent_update(gnrc_rpl_dodag_t *dodag, gnrc_rpl_parent_t *parent) void gnrc_rpl_parent_update(gnrc_rpl_dodag_t *dodag, gnrc_rpl_parent_t *parent)
{ {
/* update Parent lifetime */ /* update Parent lifetime */
if (parent != NULL) { if ((parent != NULL) && (parent->state != GNRC_RPL_PARENT_UNUSED)) {
parent->lifetime = dodag->default_lifetime * dodag->lifetime_unit; parent->state = GNRC_RPL_PARENT_ACTIVE;
evtimer_del((evtimer_t *)(&gnrc_rpl_evtimer), (evtimer_event_t *)&parent->timeout_event);
((evtimer_event_t *)&(parent->timeout_event))->offset = dodag->default_lifetime * dodag->lifetime_unit * MS_PER_SEC;
parent->timeout_event.msg.type = GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT;
evtimer_add_msg(&gnrc_rpl_evtimer, &parent->timeout_event, gnrc_rpl_pid);
#ifdef MODULE_GNRC_RPL_P2P #ifdef MODULE_GNRC_RPL_P2P
if (dodag->instance->mop != GNRC_RPL_P2P_MOP) { if (dodag->instance->mop != GNRC_RPL_P2P_MOP) {
#endif #endif

85
sys/net/gnrc/routing/rpl/gnrc_rpl_internal/globals.h Normal file
View File

@ -0,0 +1,85 @@
/*
* Copyright (C) 2018 HAW Hamburg
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup net_gnrc_rpl
* @{
*
* @file
* @brief Internal globals for RPL
*
* @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/
#ifndef GLOBALS_H
#define GLOBALS_H
#include "evtimer.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Event queue for msg events.
*/
extern evtimer_msg_t gnrc_rpl_evtimer;
/**
* @defgroup gnrc_rpl_events RPL events
* Events for RPL.
* @{
*/
/**
* @brief Message type for parent timeouts.
*/
#define GNRC_RPL_MSG_TYPE_PARENT_TIMEOUT (0x0904)
/**
* @brief Message type for instance cleanup.
*/
#define GNRC_RPL_MSG_TYPE_INSTANCE_CLEANUP (0x0905)
/**
* @brief Message type for DAO transmissions.
*/
#define GNRC_RPL_MSG_TYPE_DODAG_DAO_TX (0x0906)
/** @} */
/**
* @brief Interval in milliseconds to probe a parent with DIS messages.
*/
#define GNRC_RPL_PARENT_PROBE_INTERVAL (2 * MS_PER_SEC)
/**
* @defgroup gnrc_rpl_parent_states Parent states
* State of a RPL parent
* @{
*/
/**
* @brief Parent is unused.
*/
#define GNRC_RPL_PARENT_UNUSED (0)
/**
* @brief Parent is active.
*/
#define GNRC_RPL_PARENT_ACTIVE (1)
/**
* @brief Parent is stale.
*/
#define GNRC_RPL_PARENT_STALE (2)
/**
* @brief Parent has timed out.
*/
#define GNRC_RPL_PARENT_TIMEOUT (GNRC_RPL_PARENT_STALE + GNRC_RPL_PARENT_TIMEOUT_DIS_RETRIES)
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* GLOBALS_H */
/** @} */

4
sys/net/gnrc/routing/rpl/gnrc_rpl_internal/netstats.h
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -13,7 +13,7 @@
* @file * @file
* @brief RPL control message statistics functions * @brief RPL control message statistics functions
* *
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#ifndef NETSTATS_H #ifndef NETSTATS_H

4
sys/net/gnrc/routing/rpl/gnrc_rpl_internal/validation.h
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -13,7 +13,7 @@
* @file * @file
* @brief RPL control message validation functions * @brief RPL control message validation functions
* *
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#ifndef VALIDATION_H #ifndef VALIDATION_H

4
sys/net/gnrc/routing/rpl/gnrc_rpl_validation.c
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser General * This file is subject to the terms and conditions of the GNU Lesser General
* Public License v2.1. See the file LICENSE in the top level directory for more * Public License v2.1. See the file LICENSE in the top level directory for more
@ -11,7 +11,7 @@
* *
* @file * @file
* *
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include "net/gnrc/icmpv6.h" #include "net/gnrc/icmpv6.h"

4
sys/net/gnrc/routing/rpl/p2p/gnrc_rpl_p2p.c
View File

@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -11,7 +11,7 @@
* *
* @file * @file
* *
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include "net/icmpv6.h" #include "net/icmpv6.h"

4
sys/net/gnrc/routing/rpl/p2p/gnrc_rpl_p2p_dodag.c
View File

@ -1,5 +1,5 @@
/** /**
* Copyright (C) 2016 Cenk Gündoğan <mail@cgundogan.de> * Copyright (C) 2016 Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser * This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level * General Public License v2.1. See the file LICENSE in the top level
@ -10,7 +10,7 @@
* @{ * @{
* *
* @file * @file
* @author Cenk Gündoğan <mail@cgundogan.de> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include <string.h> #include <string.h>

16
sys/shell/commands/sc_gnrc_rpl.c
View File

@ -1,5 +1,6 @@
/* /*
* Copyright (C) 2015 Cenk Gündoğan <cnkgndgn@gmail.com> * Copyright (C) 2018 HAW Hamburg
* Copyright (C) 2015–2017 Cenk Gündoğan <mail-github@cgundogan.de>
* *
* This file is subject to the terms and conditions of the GNU Lesser General * This file is subject to the terms and conditions of the GNU Lesser General
* Public License v2.1. See the file LICENSE in the top level directory for * Public License v2.1. See the file LICENSE in the top level directory for
@ -12,7 +13,7 @@
* *
* @file * @file
* *
* @author Cenk Gündoğan <cnkgndgn@gmail.com> * @author Cenk Gündoğan <cenk.guendogan@haw-hamburg.de>
*/ */
#include <string.h> #include <string.h>
@ -255,7 +256,6 @@ int _gnrc_rpl_dodag_show(void)
gnrc_rpl_dodag_t *dodag = NULL; gnrc_rpl_dodag_t *dodag = NULL;
char addr_str[IPV6_ADDR_MAX_STR_LEN]; char addr_str[IPV6_ADDR_MAX_STR_LEN];
int8_t cleanup;
uint64_t tc, xnow = xtimer_now_usec64(); uint64_t tc, xnow = xtimer_now_usec64();
for (uint8_t i = 0; i < GNRC_RPL_INSTANCES_NUMOF; ++i) { for (uint8_t i = 0; i < GNRC_RPL_INSTANCES_NUMOF; ++i) {
@ -274,14 +274,12 @@ int _gnrc_rpl_dodag_show(void)
| dodag->trickle.msg_timer.target) - xnow; | dodag->trickle.msg_timer.target) - xnow;
tc = (int64_t) tc < 0 ? 0 : tc / US_PER_SEC; tc = (int64_t) tc < 0 ? 0 : tc / US_PER_SEC;
cleanup = dodag->instance->cleanup < 0 ? 0 : dodag->instance->cleanup; printf("\tdodag [%s | R: %d | OP: %s | PIO: %s | "
printf("\tdodag [%s | R: %d | OP: %s | PIO: %s | CL: %ds | "
"TR(I=[%d,%d], k=%d, c=%d, TC=%" PRIu32 "s)]\n", "TR(I=[%d,%d], k=%d, c=%d, TC=%" PRIu32 "s)]\n",
ipv6_addr_to_str(addr_str, &dodag->dodag_id, sizeof(addr_str)), ipv6_addr_to_str(addr_str, &dodag->dodag_id, sizeof(addr_str)),
dodag->my_rank, (dodag->node_status == GNRC_RPL_LEAF_NODE ? "Leaf" : "Router"), dodag->my_rank, (dodag->node_status == GNRC_RPL_LEAF_NODE ? "Leaf" : "Router"),
((dodag->dio_opts & GNRC_RPL_REQ_DIO_OPT_PREFIX_INFO) ? "on" : "off"), ((dodag->dio_opts & GNRC_RPL_REQ_DIO_OPT_PREFIX_INFO) ? "on" : "off"),
(int) cleanup, (1 << dodag->dio_min), dodag->dio_interval_doubl, dodag->trickle.k, (1 << dodag->dio_min), dodag->dio_interval_doubl, dodag->trickle.k,
dodag->trickle.c, (uint32_t) (tc & 0xFFFFFFFF)); dodag->trickle.c, (uint32_t) (tc & 0xFFFFFFFF));
#ifdef MODULE_GNRC_RPL_P2P #ifdef MODULE_GNRC_RPL_P2P
@ -296,9 +294,9 @@ int _gnrc_rpl_dodag_show(void)
gnrc_rpl_parent_t *parent; gnrc_rpl_parent_t *parent;
LL_FOREACH(gnrc_rpl_instances[i].dodag.parents, parent) { LL_FOREACH(gnrc_rpl_instances[i].dodag.parents, parent) {
printf("\t\tparent [addr: %s | rank: %d | lifetime: %" PRIu32 "s]\n", printf("\t\tparent [addr: %s | rank: %d]\n",
ipv6_addr_to_str(addr_str, &parent->addr, sizeof(addr_str)), ipv6_addr_to_str(addr_str, &parent->addr, sizeof(addr_str)),
parent->rank, parent->lifetime); parent->rank);
} }
} }
return 0; return 0;