summaryrefslogtreecommitdiff
path: root/src/ipcpd/normal/ribmgr.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/ipcpd/normal/ribmgr.c')
-rw-r--r--src/ipcpd/normal/ribmgr.c317
1 files changed, 162 insertions, 155 deletions
diff --git a/src/ipcpd/normal/ribmgr.c b/src/ipcpd/normal/ribmgr.c
index 524c5a39..3e305ffe 100644
--- a/src/ipcpd/normal/ribmgr.c
+++ b/src/ipcpd/normal/ribmgr.c
@@ -44,6 +44,7 @@
#include "ipcp.h"
#include "cdap_request.h"
#include "ro.h"
+#include "path.h"
#include "static_info.pb-c.h"
typedef StaticInfoMsg static_info_msg_t;
@@ -58,15 +59,14 @@ typedef RoMsg ro_msg_t;
#define ENROLLMENT "enrollment"
-#define RIBMGR_PREFIX "/ribmgr"
-#define STAT_INFO "/statinfo"
-#define PATH_DELIMITER "/"
+#define RIBMGR_PREFIX PATH_DELIMITER "ribmgr"
+#define STAT_INFO PATH_DELIMITER "statinfo"
/* RIB objects */
struct rnode {
- char * name;
- char * full_name;
- uint64_t seqno;
+ char * name;
+ char * full_name;
+ uint64_t seqno;
/*
* NOTE: Naive implementation for now, could be replaced by
@@ -75,12 +75,12 @@ struct rnode {
*/
/* If there are no children, this is a leaf */
- struct rnode * child;
- struct rnode * sibling;
+ struct rnode * child;
+ struct rnode * sibling;
- struct ro_props * props;
- uint8_t * data;
- size_t len;
+ struct ro_attr attr;
+ uint8_t * data;
+ size_t len;
};
struct mgmt_flow {
@@ -127,16 +127,17 @@ struct {
pthread_mutex_t cdap_reqs_lock;
struct addr_auth * addr_auth;
+ enum pol_addr_auth addr_auth_type;
} rib;
-int ribmgr_ro_created(const char * name,
- uint8_t * data,
- size_t len)
+void ribmgr_ro_created(const char * name,
+ uint8_t * data,
+ size_t len)
{
static_info_msg_t * stat_msg;
pthread_rwlock_wrlock(&ipcpi.state_lock);
- if (ipcp_get_state() == IPCP_PENDING_ENROLL &&
+ if (ipcp_get_state() == IPCP_CONFIG &&
strcmp(name, RIBMGR_PREFIX STAT_INFO) == 0) {
LOG_DBG("Received static DIF information.");
@@ -145,7 +146,7 @@ int ribmgr_ro_created(const char * name,
ipcp_set_state(IPCP_INIT);
pthread_rwlock_unlock(&ipcpi.state_lock);
LOG_ERR("Failed to unpack static info message.");
- return -1;
+ return;
}
rib.dtc.addr_size = stat_msg->addr_size;
@@ -156,32 +157,19 @@ int ribmgr_ro_created(const char * name,
rib.dtc.has_chk = stat_msg->has_chk;
rib.dtc.min_pdu_size = stat_msg->min_pdu_size;
rib.dtc.max_pdu_size = stat_msg->max_pdu_size;
-
- rib.addr_auth = addr_auth_create(stat_msg->addr_auth_type);
- if (rib.addr_auth == NULL) {
- ipcp_set_state(IPCP_INIT);
- pthread_rwlock_unlock(&ipcpi.state_lock);
- static_info_msg__free_unpacked(stat_msg, NULL);
- LOG_ERR("Failed to create address authority");
- return -1;
- }
-
- rib.address = rib.addr_auth->address();
- LOG_DBG("IPCP has address %lu", rib.address);
+ rib.addr_auth_type = stat_msg->addr_auth_type;
if (frct_init()) {
ipcp_set_state(IPCP_INIT);
pthread_rwlock_unlock(&ipcpi.state_lock);
static_info_msg__free_unpacked(stat_msg, NULL);
LOG_ERR("Failed to init FRCT");
- return -1;
+ return;
}
static_info_msg__free_unpacked(stat_msg, NULL);
}
pthread_rwlock_unlock(&ipcpi.state_lock);
-
- return 0;
}
/* We only have a create operation for now */
@@ -234,10 +222,10 @@ static int ro_msg_create(struct rnode * node,
{
msg->address = rib.address;
msg->seqno = node->seqno;
- msg->recv_set = node->props->recv_set;
- msg->enrol_sync = node->props->enrol_sync;
- msg->sec = node->props->expiry.tv_sec;
- msg->nsec = node->props->expiry.tv_nsec;
+ msg->recv_set = node->attr.recv_set;
+ msg->enrol_sync = node->attr.enrol_sync;
+ msg->sec = node->attr.expiry.tv_sec;
+ msg->nsec = node->attr.expiry.tv_nsec;
msg->value.data = node->data;
msg->value.len = node->len;
@@ -319,10 +307,10 @@ static void ro_delete_timer(void * o)
}
}
-static struct rnode * ribmgr_ro_create(const char * name,
- struct ro_props * props,
- uint8_t * data,
- size_t len)
+static struct rnode * ribmgr_ro_create(const char * name,
+ struct ro_attr attr,
+ uint8_t * data,
+ size_t len)
{
char * str;
char * str1;
@@ -397,7 +385,7 @@ static struct rnode * ribmgr_ro_create(const char * name,
}
new->seqno = 0;
- new->props = props;
+ new->attr = attr;
if (sibling)
prev->sibling = new;
@@ -411,12 +399,12 @@ static struct rnode * ribmgr_ro_create(const char * name,
LOG_DBG("Created RO with name %s.", name);
- if (!(props->expiry.tv_sec == 0 &&
- props->expiry.tv_nsec == 0)) {
- timeout = props->expiry.tv_sec * 1000 +
- props->expiry.tv_nsec * MILLION;
+ if (!(attr.expiry.tv_sec == 0 &&
+ attr.expiry.tv_nsec == 0)) {
+ timeout = attr.expiry.tv_sec * 1000 +
+ attr.expiry.tv_nsec / MILLION;
if (timerwheel_add(rib.wheel, ro_delete_timer,
- new->full_name, strlen(new->full_name),
+ new->full_name, strlen(new->full_name) + 1,
timeout)) {
LOG_ERR("Failed to add deletion timer of RO.");
}
@@ -737,18 +725,14 @@ static int ribmgr_cdap_create(struct cdap * instance,
struct list_head * p = NULL;
size_t len_s, len_n;
uint8_t * ro_data;
- struct ro_props * props;
+ struct ro_attr attr;
struct rnode * node;
- props = malloc(sizeof(*props));
- if (props == NULL) {
- cdap_send_reply(instance, invoke_id, -1, NULL, 0);
- return -ENOMEM;
- }
-
- props->expiry.tv_sec = msg->sec;
- props->expiry.tv_nsec = msg->nsec;
- props->enrol_sync = msg->enrol_sync;
+ ro_attr_init(&attr);
+ attr.expiry.tv_sec = msg->sec;
+ attr.expiry.tv_nsec = msg->nsec;
+ attr.enrol_sync = msg->enrol_sync;
+ attr.recv_set = msg->recv_set;
pthread_mutex_lock(&rib.ro_lock);
@@ -756,16 +740,14 @@ static int ribmgr_cdap_create(struct cdap * instance,
if (ro_data == NULL) {
pthread_mutex_unlock(&rib.ro_lock);
cdap_send_reply(instance, invoke_id, -1, NULL, 0);
- free(props);
return -1;
}
memcpy(ro_data, msg->value.data, msg->value.len);
- node = ribmgr_ro_create(name, props, ro_data, msg->value.len);
+ node = ribmgr_ro_create(name, attr, ro_data, msg->value.len);
if (node == NULL) {
pthread_mutex_unlock(&rib.ro_lock);
cdap_send_reply(instance, invoke_id, -1, NULL, 0);
- free(props);
free(ro_data);
return -1;
}
@@ -922,7 +904,7 @@ static int ribmgr_enrol_sync(struct cdap * instance,
int ret = 0;
if (node != NULL) {
- if (node->props->enrol_sync == true) {
+ if (node->attr.enrol_sync == true) {
ro_msg_t msg = RO_MSG__INIT;
if (ro_msg_create(node, &msg)) {
@@ -954,7 +936,7 @@ static int ribmgr_cdap_start(struct cdap * instance,
int iid = 0;
pthread_rwlock_wrlock(&ipcpi.state_lock);
- if (ipcp_get_state() == IPCP_ENROLLED &&
+ if (ipcp_get_state() == IPCP_RUNNING &&
strcmp(name, ENROLLMENT) == 0) {
LOG_DBG("New enrollment request.");
@@ -1016,11 +998,11 @@ static int ribmgr_cdap_stop(struct cdap * instance,
int ret = 0;
pthread_rwlock_wrlock(&ipcpi.state_lock);
- if (ipcp_get_state() == IPCP_PENDING_ENROLL &&
+ if (ipcp_get_state() == IPCP_CONFIG &&
strcmp(name, ENROLLMENT) == 0) {
LOG_DBG("Stop enrollment received.");
- ipcp_set_state(IPCP_ENROLLED);
+ ipcp_set_state(IPCP_BOOTING);
} else
ret = -1;
@@ -1183,7 +1165,6 @@ int ribmgr_add_flow(int fd)
{
struct cdap * instance = NULL;
struct mgmt_flow * flow;
- int iid = 0;
flow = malloc(sizeof(*flow));
if (flow == NULL)
@@ -1200,42 +1181,9 @@ int ribmgr_add_flow(int fd)
flow->instance = instance;
flow->fd = fd;
- pthread_rwlock_wrlock(&ipcpi.state_lock);
pthread_rwlock_wrlock(&rib.flows_lock);
- if (list_empty(&rib.flows) && ipcp_get_state() == IPCP_INIT) {
- ipcp_set_state(IPCP_PENDING_ENROLL);
-
- pthread_mutex_lock(&rib.cdap_reqs_lock);
- iid = cdap_send_request(instance,
- CDAP_START,
- ENROLLMENT,
- NULL, 0, 0);
- if (iid < 0) {
- pthread_mutex_unlock(&rib.cdap_reqs_lock);
- pthread_rwlock_unlock(&rib.flows_lock);
- pthread_rwlock_unlock(&ipcpi.state_lock);
- LOG_ERR("Failed to start enrollment.");
- cdap_destroy(instance);
- free(flow);
- return -1;
- }
-
- if (cdap_result_wait(instance, CDAP_START,
- ENROLLMENT, iid)) {
- pthread_mutex_unlock(&rib.cdap_reqs_lock);
- pthread_rwlock_unlock(&rib.flows_lock);
- pthread_rwlock_unlock(&ipcpi.state_lock);
- LOG_ERR("Failed to start enrollment.");
- cdap_destroy(instance);
- free(flow);
- return -1;
- }
- pthread_mutex_unlock(&rib.cdap_reqs_lock);
- }
-
list_add(&flow->next, &rib.flows);
pthread_rwlock_unlock(&rib.flows_lock);
- pthread_rwlock_unlock(&ipcpi.state_lock);
return 0;
}
@@ -1267,7 +1215,7 @@ int ribmgr_bootstrap(struct dif_config * conf)
static_info_msg_t stat_info = STATIC_INFO_MSG__INIT;
uint8_t * data = NULL;
size_t len = 0;
- struct ro_props * props;
+ struct ro_attr attr;
if (conf == NULL ||
conf->type != IPCP_NORMAL) {
@@ -1275,20 +1223,11 @@ int ribmgr_bootstrap(struct dif_config * conf)
return -1;
}
- props = malloc(sizeof(*props));
- if (props == NULL) {
- LOG_ERR("Failed to allocate memory.");
- return -1;
- }
-
- props->enrol_sync = true;
- props->recv_set = NEIGHBORS;
- props->expiry.tv_sec = 0;
- props->expiry.tv_nsec = 0;
+ ro_attr_init(&attr);
+ attr.enrol_sync = true;
- if (ribmgr_ro_create(RIBMGR_PREFIX, props, NULL, 0) == NULL) {
+ if (ribmgr_ro_create(RIBMGR_PREFIX, attr, NULL, 0) == NULL) {
LOG_ERR("Failed to create RIBMGR RO.");
- free(props);
return -1;
}
@@ -1301,15 +1240,7 @@ int ribmgr_bootstrap(struct dif_config * conf)
stat_info.has_chk = rib.dtc.has_chk = conf->has_chk;
stat_info.min_pdu_size = rib.dtc.min_pdu_size = conf->min_pdu_size;
stat_info.max_pdu_size = rib.dtc.max_pdu_size = conf->max_pdu_size;
-
- rib.addr_auth = addr_auth_create(conf->addr_auth_type);
- if (rib.addr_auth == NULL) {
- LOG_ERR("Failed to create address authority.");
- ro_delete(RIBMGR_PREFIX);
- return -1;
- }
-
- stat_info.addr_auth_type = rib.addr_auth->type;
+ stat_info.addr_auth_type = rib.addr_auth_type = conf->addr_auth_type;
len = static_info_msg__get_packed_size(&stat_info);
if (len == 0) {
@@ -1329,33 +1260,15 @@ int ribmgr_bootstrap(struct dif_config * conf)
static_info_msg__pack(&stat_info, data);
- props = malloc(sizeof(*props));
- if (props == NULL) {
- LOG_ERR("Failed to allocate memory.");
- free(data);
- addr_auth_destroy(rib.addr_auth);
- ribmgr_ro_delete(RIBMGR_PREFIX);
- return -1;
- }
-
- props->enrol_sync = true;
- props->recv_set = NEIGHBORS;
- props->expiry.tv_sec = 0;
- props->expiry.tv_nsec = 0;
-
if (ribmgr_ro_create(RIBMGR_PREFIX STAT_INFO,
- props, data, len) == NULL) {
+ attr, data, len) == NULL) {
LOG_ERR("Failed to create static info RO.");
free(data);
- free(props);
addr_auth_destroy(rib.addr_auth);
ribmgr_ro_delete(RIBMGR_PREFIX);
return -1;
}
- rib.address = rib.addr_auth->address();
- LOG_DBG("IPCP has address %lu", rib.address);
-
if (frct_init()) {
LOG_ERR("Failed to initialize FRCT.");
ribmgr_ro_delete(RIBMGR_PREFIX STAT_INFO);
@@ -1369,6 +1282,84 @@ int ribmgr_bootstrap(struct dif_config * conf)
return 0;
}
+int ribmgr_enrol(void)
+{
+ struct cdap * instance = NULL;
+ struct mgmt_flow * flow;
+ int iid = 0;
+
+ pthread_rwlock_wrlock(&ipcpi.state_lock);
+
+ if (ipcp_get_state() != IPCP_INIT) {
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ return -1;
+ }
+
+ ipcp_set_state(IPCP_CONFIG);
+
+ pthread_rwlock_wrlock(&rib.flows_lock);
+ if (list_empty(&rib.flows)) {
+ ipcp_set_state(IPCP_INIT);
+ pthread_rwlock_unlock(&rib.flows_lock);
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ return -1;
+ }
+
+ flow = list_entry((&rib.flows)->next, struct mgmt_flow, next);
+ instance = flow->instance;
+
+ pthread_mutex_lock(&rib.cdap_reqs_lock);
+ iid = cdap_send_request(instance,
+ CDAP_START,
+ ENROLLMENT,
+ NULL, 0, 0);
+ if (iid < 0) {
+ ipcp_set_state(IPCP_INIT);
+ pthread_mutex_unlock(&rib.cdap_reqs_lock);
+ pthread_rwlock_unlock(&rib.flows_lock);
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ LOG_ERR("Failed to start enrollment.");
+ return -1;
+ }
+
+ if (cdap_result_wait(instance, CDAP_START,
+ ENROLLMENT, iid)) {
+ ipcp_set_state(IPCP_INIT);
+ pthread_mutex_unlock(&rib.cdap_reqs_lock);
+ pthread_rwlock_unlock(&rib.flows_lock);
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ LOG_ERR("Failed to start enrollment.");
+ return -1;
+ }
+ pthread_mutex_unlock(&rib.cdap_reqs_lock);
+ pthread_rwlock_unlock(&rib.flows_lock);
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+
+ return 0;
+}
+
+int ribmgr_start_policies(void)
+{
+ pthread_rwlock_rdlock(&ipcpi.state_lock);
+ if (ipcp_get_state() != IPCP_BOOTING) {
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ LOG_ERR("Cannot start policies in wrong state");
+ return -1;
+ }
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+
+ rib.addr_auth = addr_auth_create(rib.addr_auth_type);
+ if (rib.addr_auth == NULL) {
+ LOG_ERR("Failed to create address authority.");
+ return -1;
+ }
+
+ rib.address = rib.addr_auth->address();
+ LOG_DBG("IPCP has address %lu", rib.address);
+
+ return 0;
+}
+
struct dt_const * ribmgr_dt_const()
{
return &(rib.dtc);
@@ -1400,27 +1391,32 @@ static int send_neighbors_ro(char * name,
return 0;
}
-int ro_create(const char * name,
- struct ro_props * props,
- uint8_t * data,
- size_t len)
+int ro_create(const char * name,
+ struct ro_attr * attr,
+ uint8_t * data,
+ size_t len)
{
struct rnode * node;
ro_msg_t msg = RO_MSG__INIT;
+ struct ro_attr rattr;
- if (name == NULL || props == NULL)
- return -EINVAL;
+ assert(name);
+
+ if (attr == NULL) {
+ ro_attr_init(&rattr);
+ attr = &rattr;
+ }
pthread_mutex_lock(&rib.ro_lock);
- node = ribmgr_ro_create(name, props, data, len);
+ node = ribmgr_ro_create(name, *attr, data, len);
if (node == NULL) {
pthread_mutex_unlock(&rib.ro_lock);
LOG_ERR("Failed to create RO.");
return -1;
}
- if (node->props->recv_set == NO_SYNC) {
+ if (node->attr.recv_set == NO_SYNC) {
pthread_mutex_unlock(&rib.ro_lock);
return 0;
}
@@ -1442,13 +1438,24 @@ int ro_create(const char * name,
return 0;
}
+int ro_attr_init(struct ro_attr * attr)
+{
+ assert(attr);
+
+ attr->enrol_sync = false;
+ attr->recv_set = NO_SYNC;
+ attr->expiry.tv_sec = 0;
+ attr->expiry.tv_nsec = 0;
+
+ return 0;
+}
+
int ro_delete(const char * name)
{
struct rnode * node;
ro_msg_t msg = RO_MSG__INIT;
- if (name == NULL)
- return -EINVAL;
+ assert(name);
pthread_mutex_lock(&rib.ro_lock);
@@ -1459,7 +1466,7 @@ int ro_delete(const char * name)
return -1;
}
- if (node->props->recv_set != NO_SYNC) {
+ if (node->attr.recv_set != NO_SYNC) {
if (ro_msg_create(node, &msg)) {
pthread_mutex_unlock(&rib.ro_lock);
LOG_ERR("Failed to create RO msg.");
@@ -1490,8 +1497,8 @@ int ro_write(const char * name,
struct rnode * node;
ro_msg_t msg = RO_MSG__INIT;
- if (name == NULL || data == NULL)
- return -EINVAL;
+ assert(name);
+ assert(data);
pthread_mutex_lock(&rib.ro_lock);
@@ -1503,7 +1510,7 @@ int ro_write(const char * name,
}
node->seqno++;
- if (node->props->recv_set == NO_SYNC) {
+ if (node->attr.recv_set == NO_SYNC) {
pthread_mutex_unlock(&rib.ro_lock);
return 0;
}
@@ -1531,8 +1538,8 @@ ssize_t ro_read(const char * name,
struct rnode * node;
ssize_t len;
- if (name == NULL || data == NULL)
- return -EINVAL;
+ assert(name);
+ assert(data);
pthread_mutex_lock(&rib.ro_lock);
@@ -1561,8 +1568,8 @@ int ro_subscribe(const char * name,
{
struct ro_sub * sub;
- if (name == NULL || ops == NULL)
- return -EINVAL;
+ assert(name);
+ assert(ops);
sub = malloc(sizeof(*sub));
if (sub == NULL)
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 00:45:38 +0000