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-rw-r--r--src/ipcpd/normal/fmgr.c15
-rw-r--r--src/ipcpd/normal/frct.c5
-rw-r--r--src/ipcpd/normal/graph.c90
-rw-r--r--src/ipcpd/normal/graph.h5
-rw-r--r--src/ipcpd/normal/main.c13
-rw-r--r--src/ipcpd/normal/pff.c20
-rw-r--r--src/ipcpd/normal/routing.c15
-rw-r--r--src/ipcpd/normal/shm_pci.c20
-rw-r--r--src/lib/list.c12
-rw-r--r--src/lib/rib.c12
10 files changed, 87 insertions, 120 deletions
diff --git a/src/ipcpd/normal/fmgr.c b/src/ipcpd/normal/fmgr.c
index a8a9ba58..5a1bd842 100644
--- a/src/ipcpd/normal/fmgr.c
+++ b/src/ipcpd/normal/fmgr.c
@@ -198,13 +198,16 @@ void * fmgr_nm1_sdu_reader(void * o)
continue;
}
+ pff_lock(fmgr.pff[i]);
fd = pff_nhop(fmgr.pff[i], pci.dst_addr);
if (fd < 0) {
+ pff_unlock(fmgr.pff[i]);
log_err("No next hop for %lu",
pci.dst_addr);
ipcp_flow_del(sdb);
continue;
}
+ pff_unlock(fmgr.pff[i]);
if (ipcp_flow_write(fd, sdb)) {
log_err("Failed to write SDU to fd %d.",
@@ -293,6 +296,12 @@ int fmgr_init(void)
}
}
+ if (shm_pci_init()) {
+ log_err("Failed to init shm pci.");
+ fmgr_destroy_flows();
+ return -1;
+ }
+
memset(&info, 0, sizeof(info));
strcpy(info.ae_name, DT_AE);
@@ -689,12 +698,15 @@ int fmgr_nm1_write_sdu(struct pci * pci,
if (pci == NULL || sdb == NULL)
return -EINVAL;
+ pff_lock(fmgr.pff[pci->qos_id]);
fd = pff_nhop(fmgr.pff[pci->qos_id], pci->dst_addr);
if (fd < 0) {
+ pff_unlock(fmgr.pff[pci->qos_id]);
log_err("Could not get nhop for address %lu", pci->dst_addr);
ipcp_flow_del(sdb);
return -1;
}
+ pff_unlock(fmgr.pff[pci->qos_id]);
if (shm_pci_ser(sdb, pci)) {
log_err("Failed to serialize PDU.");
@@ -720,11 +732,14 @@ int fmgr_nm1_write_buf(struct pci * pci,
if (pci == NULL || buf == NULL || buf->data == NULL)
return -EINVAL;
+ pff_lock(fmgr.pff[pci->qos_id]);
fd = pff_nhop(fmgr.pff[pci->qos_id], pci->dst_addr);
if (fd < 0) {
+ pff_unlock(fmgr.pff[pci->qos_id]);
log_err("Could not get nhop for address %lu", pci->dst_addr);
return -1;
}
+ pff_unlock(fmgr.pff[pci->qos_id]);
buffer = shm_pci_ser_buf(buf, pci);
if (buffer == NULL) {
diff --git a/src/ipcpd/normal/frct.c b/src/ipcpd/normal/frct.c
index 8bf080ce..01bdb660 100644
--- a/src/ipcpd/normal/frct.c
+++ b/src/ipcpd/normal/frct.c
@@ -227,7 +227,6 @@ int frct_nm1_post_sdu(struct pci * pci,
if (fmgr_np1_post_buf(id, &buf)) {
log_err("Failed to hand buffer to FMGR.");
- free(pci);
return -1;
}
} else if (pci->pdu_type == PDU_TYPE_MGMT) {
@@ -246,20 +245,16 @@ int frct_nm1_post_sdu(struct pci * pci,
if (fmgr_np1_post_buf(pci->dst_cep_id, &buf)) {
log_err("Failed to hand buffer to Flow Manager.");
- free(pci);
return -1;
}
} else {
/* FIXME: Known cep-ids are delivered to FMGR (minimal DTP) */
if (fmgr_np1_post_sdu(pci->dst_cep_id, sdb)) {
log_err("Failed to hand SDU to FMGR.");
- free(pci);
return -1;
}
}
- free(pci);
-
return 0;
}
diff --git a/src/ipcpd/normal/graph.c b/src/ipcpd/normal/graph.c
index 272576bb..5fd6fcb6 100644
--- a/src/ipcpd/normal/graph.c
+++ b/src/ipcpd/normal/graph.c
@@ -81,29 +81,31 @@ static struct vertex * find_vertex_by_addr(struct graph * graph,
return NULL;
}
-static int add_edge(struct vertex * vertex,
- struct vertex * nb,
- qosspec_t qs)
+static struct edge * add_edge(struct vertex * vertex,
+ struct vertex * nb)
{
struct edge * edge;
edge = malloc(sizeof(*edge));
if (edge == NULL)
- return -ENOMEM;
+ return NULL;
list_head_init(&edge->next);
edge->nb = nb;
- edge->qs = qs;
list_add(&edge->next, &vertex->edges);
- return 0;
+ log_dbg("Added a new edge to the graph.");
+
+ return edge;
}
static void del_edge(struct edge * edge)
{
list_del(&edge->next);
free(edge);
+
+ log_dbg("Removed an edge of the graph.");
}
static struct vertex * add_vertex(struct graph * graph,
@@ -130,6 +132,8 @@ static struct vertex * add_vertex(struct graph * graph,
graph->nr_vertices++;
+ log_dbg("Added new vertex.");
+
return vertex;
}
@@ -148,6 +152,8 @@ static void del_vertex(struct graph * graph,
free(vertex);
+ log_dbg("Removed a vertex from the graph.");
+
graph->nr_vertices--;
}
@@ -191,10 +197,10 @@ void graph_destroy(struct graph * graph)
free(graph);
}
-int graph_add_edge(struct graph * graph,
- uint64_t s_addr,
- uint64_t d_addr,
- qosspec_t qs)
+int graph_update_edge(struct graph * graph,
+ uint64_t s_addr,
+ uint64_t d_addr,
+ qosspec_t qs)
{
struct vertex * v;
struct edge * e;
@@ -209,71 +215,41 @@ int graph_add_edge(struct graph * graph,
v = add_vertex(graph, s_addr);
if (v == NULL) {
pthread_mutex_unlock(&graph->lock);
+ log_err("Failed to add vertex.");
return -ENOMEM;
}
}
- e = find_edge_by_addr(v, d_addr);
- if (e != NULL) {
- pthread_mutex_unlock(&graph->lock);
- log_err("Edge already exists.");
- return -1;
- }
-
nb = find_vertex_by_addr(graph, d_addr);
if (nb == NULL) {
nb = add_vertex(graph, d_addr);
if (nb == NULL) {
+ if (list_is_empty(&v->edges))
+ del_vertex(graph, v);
pthread_mutex_unlock(&graph->lock);
+ log_err("Failed to add vertex.");
return -ENOMEM;
}
}
- if (add_edge(v, nb, qs)) {
- pthread_mutex_unlock(&graph->lock);
- log_err("Failed to add edge.");
- return -1;
- }
-
- pthread_mutex_unlock(&graph->lock);
-
- log_dbg("Added an edge to the graph.");
-
- return 0;
-}
-
-int graph_update_edge(struct graph * graph,
- uint64_t s_addr,
- uint64_t d_addr,
- qosspec_t qs)
-{
- struct vertex * v;
- struct edge * e;
-
- assert(graph);
-
- pthread_mutex_lock(&graph->lock);
-
- v = find_vertex_by_addr(graph, s_addr);
- if (v == NULL) {
- pthread_mutex_unlock(&graph->lock);
- log_err("No such vertex.");
- return -1;
- }
-
e = find_edge_by_addr(v, d_addr);
if (e == NULL) {
- pthread_mutex_unlock(&graph->lock);
- log_err("No such edge.");
- return -1;
+ e = add_edge(v, nb);
+ if (e == NULL) {
+ if (list_is_empty(&v->edges))
+ del_vertex(graph, v);
+ if (list_is_empty(&nb->edges))
+ del_vertex(graph, v);
+ pthread_mutex_unlock(&graph->lock);
+ log_err("Failed to add edge.");
+ return -ENOMEM;
+ }
}
e->qs = qs;
pthread_mutex_unlock(&graph->lock);
- log_dbg("Updated an edge of the graph.");
-
return 0;
}
@@ -321,8 +297,6 @@ int graph_del_edge(struct graph * graph,
pthread_mutex_unlock(&graph->lock);
- log_dbg("Removed an edge of the graph.");
-
return 0;
}
@@ -501,7 +475,7 @@ ssize_t graph_routing_table(struct graph * graph,
index = get_vertex_index(graph, prev);
}
- (*table)[++j] = malloc(sizeof(***table));
+ (*table)[j] = malloc(sizeof(***table));
if ((*table)[j] == NULL) {
pthread_mutex_unlock(&graph->lock);
for (k = 0; k < j; ++k)
@@ -513,7 +487,7 @@ ssize_t graph_routing_table(struct graph * graph,
(*table)[j]->dst = v->addr;
(*table)[j]->nhop = nhop->addr;
-
+ j++;
i++;
}
diff --git a/src/ipcpd/normal/graph.h b/src/ipcpd/normal/graph.h
index 226092c7..70be8626 100644
--- a/src/ipcpd/normal/graph.h
+++ b/src/ipcpd/normal/graph.h
@@ -37,11 +37,6 @@ struct graph * graph_create(void);
void graph_destroy(struct graph * graph);
-int graph_add_edge(struct graph * graph,
- uint64_t s_addr,
- uint64_t d_addr,
- qosspec_t qs);
-
int graph_update_edge(struct graph * graph,
uint64_t s_addr,
uint64_t d_addr,
diff --git a/src/ipcpd/normal/main.c b/src/ipcpd/normal/main.c
index 41e0544d..ef7f07cf 100644
--- a/src/ipcpd/normal/main.c
+++ b/src/ipcpd/normal/main.c
@@ -85,6 +85,7 @@ static int boot_components(void)
char buf[256];
ssize_t len;
enum pol_addr_auth pa;
+ char path[RIB_MAX_PATH_LEN + 1];
len = rib_read(DIF_PATH, &buf, 256);
if (len < 0) {
@@ -108,7 +109,6 @@ static int boot_components(void)
if (rib_read(BOOT_PATH "/addr_auth/type", &pa, sizeof(pa))
!= sizeof(pa)) {
log_err("Failed to read policy for address authority.");
- connmgr_fini();
return -1;
}
@@ -124,6 +124,14 @@ static int boot_components(void)
return -1;
}
+ path[0] = '\0';
+ rib_path_append(rib_path_append(path, MEMBERS_NAME), ipcpi.name);
+ if (rib_write(path, &ipcpi.dt_addr, sizeof(&ipcpi.dt_addr))) {
+ log_err("Failed to write address to member object.");
+ addr_auth_fini();
+ return -1;
+ }
+
log_dbg("IPCP got address %" PRIu64 ".", ipcpi.dt_addr);
log_dbg("Starting ribmgr.");
@@ -342,6 +350,9 @@ static int normal_ipcp_bootstrap(struct dif_config * conf)
rib_write(BOOT_PATH "/dt/const/seqno_size",
&conf->seqno_size,
sizeof(conf->seqno_size)) ||
+ rib_write(BOOT_PATH "/dt/const/pdu_length_size",
+ &conf->pdu_length_size,
+ sizeof(conf->pdu_length_size)) ||
rib_write(BOOT_PATH "/dt/const/has_ttl",
&conf->has_ttl,
sizeof(conf->has_ttl)) ||
diff --git a/src/ipcpd/normal/pff.c b/src/ipcpd/normal/pff.c
index 77c2c551..c26c2263 100644
--- a/src/ipcpd/normal/pff.c
+++ b/src/ipcpd/normal/pff.c
@@ -60,9 +60,7 @@ void pff_destroy(struct pff * instance)
{
assert(instance);
- pthread_mutex_lock(&instance->lock);
htable_destroy(instance->table);
- pthread_mutex_unlock(&instance->lock);
pthread_mutex_destroy(&instance->lock);
free(instance);
@@ -89,13 +87,10 @@ int pff_add(struct pff * instance, uint64_t addr, int fd)
return -ENOMEM;
*val = fd;
- pthread_mutex_lock(&instance->lock);
if (htable_insert(instance->table, addr, val)) {
- pthread_mutex_unlock(&instance->lock);
free(val);
return -1;
}
- pthread_mutex_unlock(&instance->lock);
return 0;
}
@@ -111,19 +106,15 @@ int pff_update(struct pff * instance, uint64_t addr, int fd)
return -ENOMEM;
*val = fd;
- pthread_mutex_lock(&instance->lock);
if (htable_delete(instance->table, addr)) {
- pthread_mutex_unlock(&instance->lock);
free(val);
return -1;
}
if (htable_insert(instance->table, addr, val)) {
- pthread_mutex_unlock(&instance->lock);
free(val);
return -1;
}
- pthread_mutex_unlock(&instance->lock);
return 0;
}
@@ -132,12 +123,8 @@ int pff_remove(struct pff * instance, uint64_t addr)
{
assert(instance);
- pthread_mutex_lock(&instance->lock);
- if (htable_delete(instance->table, addr)) {
- pthread_mutex_unlock(&instance->lock);
+ if (htable_delete(instance->table, addr))
return -1;
- }
- pthread_mutex_unlock(&instance->lock);
return 0;
}
@@ -146,9 +133,7 @@ void pff_flush(struct pff * instance)
{
assert(instance);
- pthread_mutex_lock(&instance->lock);
htable_flush(instance->table);
- pthread_mutex_unlock(&instance->lock);
}
int pff_nhop(struct pff * instance, uint64_t addr)
@@ -158,14 +143,11 @@ int pff_nhop(struct pff * instance, uint64_t addr)
assert(instance);
- pthread_mutex_lock(&instance->lock);
j = (int *) htable_lookup(instance->table, addr);
if (j == NULL) {
- pthread_mutex_unlock(&instance->lock);
return -1;
}
fd = *j;
- pthread_mutex_unlock(&instance->lock);
return fd;
}
diff --git a/src/ipcpd/normal/routing.c b/src/ipcpd/normal/routing.c
index 998b294a..bf736311 100644
--- a/src/ipcpd/normal/routing.c
+++ b/src/ipcpd/normal/routing.c
@@ -235,23 +235,14 @@ static int read_fso(char * path,
return -1;
}
- if (flag & RO_CREATE) {
- if (graph_add_edge(routing.graph,
- fso->s_addr, fso->d_addr, qs)) {
- log_err("Failed to add edge to graph.");
- fso__free_unpacked(fso, NULL);
- return -1;
- }
- } else if (flag & RO_MODIFY) {
+ if (flag & RO_MODIFY) {
if (graph_update_edge(routing.graph,
fso->s_addr, fso->d_addr, qs)) {
- log_err("Failed to update edge of graph.");
fso__free_unpacked(fso, NULL);
return -1;
}
} else if (flag & RO_DELETE) {
if (graph_del_edge(routing.graph, fso->s_addr, fso->d_addr)) {
- log_err("Failed to del edge of graph.");
fso__free_unpacked(fso, NULL);
return -1;
}
@@ -272,8 +263,7 @@ static void * rib_listener(void * o)
(void) o;
- if (ro_set_add(routing.set, ROUTING_PATH,
- RO_MODIFY | RO_CREATE | RO_DELETE)) {
+ if (ro_set_add(routing.set, ROUTING_PATH, RO_MODIFY | RO_DELETE)) {
log_err("Failed to add to RO set");
return (void * ) -1;
}
@@ -292,6 +282,7 @@ static void * rib_listener(void * o)
}
while (rib_event_wait(routing.set, routing.queue, NULL) == 0) {
+ path[0] = '\0';
flag = rqueue_next(routing.queue, path);
if (flag < 0)
continue;
diff --git a/src/ipcpd/normal/shm_pci.c b/src/ipcpd/normal/shm_pci.c
index 001463eb..e6cd1042 100644
--- a/src/ipcpd/normal/shm_pci.c
+++ b/src/ipcpd/normal/shm_pci.c
@@ -88,30 +88,32 @@ int shm_pci_init(void)
/* read dt constants from the RIB */
if (rib_read(BOOT_PATH "/dt/const/addr_size",
&pci_info.dtc.addr_size,
- sizeof(pci_info.dtc.addr_size)) ||
+ sizeof(pci_info.dtc.addr_size)) < 0 ||
rib_read(BOOT_PATH "/dt/const/cep_id_size",
&pci_info.dtc.cep_id_size,
- sizeof(pci_info.dtc.cep_id_size)) ||
+ sizeof(pci_info.dtc.cep_id_size)) < 0 ||
rib_read(BOOT_PATH "/dt/const/seqno_size",
&pci_info.dtc.seqno_size,
- sizeof(pci_info.dtc.seqno_size)) ||
+ sizeof(pci_info.dtc.seqno_size)) < 0 ||
+ rib_read(BOOT_PATH "/dt/const/pdu_length_size",
+ &pci_info.dtc.pdu_length_size,
+ sizeof(pci_info.dtc.pdu_length_size)) < 0 ||
rib_read(BOOT_PATH "/dt/const/has_ttl",
&pci_info.dtc.has_ttl,
- sizeof(pci_info.dtc.has_ttl)) ||
+ sizeof(pci_info.dtc.has_ttl)) < 0 ||
rib_read(BOOT_PATH "/dt/const/has_chk",
&pci_info.dtc.has_chk,
- sizeof(pci_info.dtc.has_chk)) ||
+ sizeof(pci_info.dtc.has_chk)) < 0 ||
rib_read(BOOT_PATH "/dt/const/min_pdu_size",
&pci_info.dtc.min_pdu_size,
- sizeof(pci_info.dtc.min_pdu_size)) ||
+ sizeof(pci_info.dtc.min_pdu_size)) < 0 ||
rib_read(BOOT_PATH "/dt/const/max_pdu_size",
&pci_info.dtc.max_pdu_size,
- sizeof(pci_info.dtc.max_pdu_size)))
+ sizeof(pci_info.dtc.max_pdu_size)) < 0)
return -1;
pci_info.dst_addr_o = PDU_TYPE_SIZE;
pci_info.src_addr_o = pci_info.dst_addr_o + pci_info.dtc.addr_size;
- pci_info.dst_cep_id_o = pci_info.dst_addr_o + pci_info.dtc.addr_size;
pci_info.dst_cep_id_o = pci_info.src_addr_o + pci_info.dtc.addr_size;
pci_info.src_cep_id_o = pci_info.dst_cep_id_o
+ pci_info.dtc.cep_id_size;
@@ -132,7 +134,7 @@ int shm_pci_init(void)
}
void shm_pci_fini(void) {
- return ;
+ return;
}
int shm_pci_ser(struct shm_du_buff * sdb,
diff --git a/src/lib/list.c b/src/lib/list.c
index b6b4bbd2..52270fe8 100644
--- a/src/lib/list.c
+++ b/src/lib/list.c
@@ -71,13 +71,9 @@ bool list_is_empty(struct list_head * h)
return h->nxt == h;
}
-void list_move(struct list_head * dst,
- struct list_head * src)
+void list_move(struct list_head * n,
+ struct list_head * h)
{
- dst->nxt = src->nxt;
- dst->prv = src->prv;
- dst->nxt->prv = src->nxt->prv;
- dst->prv->nxt = src->prv->nxt;
-
- list_head_init(src);
+ del_list(n->prv, n->nxt);
+ list_add(n, h);
}
diff --git a/src/lib/rib.c b/src/lib/rib.c
index fc58f266..d39a17d2 100644
--- a/src/lib/rib.c
+++ b/src/lib/rib.c
@@ -1114,6 +1114,7 @@ int rib_event_wait(ro_set_t * set,
{
struct rib_sub * sub;
struct timespec abstime;
+ struct revent * ev;
ssize_t ret = 0;
@@ -1136,6 +1137,9 @@ int rib_event_wait(ro_set_t * set,
pthread_mutex_lock(&sub->lock);
+ pthread_cleanup_push((void(*)(void *)) pthread_mutex_unlock,
+ (void *) &sub->lock);
+
while (list_is_empty(&sub->events) && ret != -ETIMEDOUT) {
if (timeout != NULL)
ret = -pthread_cond_timedwait(&sub->cond,
@@ -1145,12 +1149,14 @@ int rib_event_wait(ro_set_t * set,
ret = -pthread_cond_wait(&sub->cond, &sub->lock);
}
- pthread_mutex_unlock(&sub->lock);
+ pthread_cleanup_pop(true);
pthread_rwlock_wrlock(&rib.lock);
- if (ret != -ETIMEDOUT)
- list_move(&rq->events, &sub->events);
+ if (ret != -ETIMEDOUT) {
+ ev = list_first_entry(&sub->events, struct revent, next);
+ list_move(&ev->next, &rq->events);
+ }
pthread_rwlock_unlock(&rib.lock);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 00:01:47 +0000