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Diffstat (limited to 'src/ipcpd/normal')
-rw-r--r--src/ipcpd/normal/dht.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/src/ipcpd/normal/dht.c b/src/ipcpd/normal/dht.c
index 74618658..954ca670 100644
--- a/src/ipcpd/normal/dht.c
+++ b/src/ipcpd/normal/dht.c
@@ -813,7 +813,14 @@ static void lookup_new_addrs(struct lookup * lu,
static enum lookup_state lookup_wait(struct lookup * lu)
{
+ struct timespec timeo = {KAD_T_RESP, 0};
+ struct timespec abs;
enum lookup_state state;
+ int ret = 0;
+
+ clock_gettime(PTHREAD_COND_CLOCK, &abs);
+
+ ts_add(&abs, &timeo, &abs);
pthread_mutex_lock(&lu->lock);
@@ -823,11 +830,14 @@ static enum lookup_state lookup_wait(struct lookup * lu)
pthread_cleanup_push((void (*)(void *)) lookup_destroy, (void *) lu);
while (lu->state == LU_PENDING)
- pthread_cond_wait(&lu->cond, &lu->lock);
+ ret = -pthread_cond_timedwait(&lu->cond, &lu->lock, &abs);
pthread_cleanup_pop(false);
- state = lu->state;
+ if (ret == -ETIMEDOUT)
+ state = LU_COMPLETE;
+ else
+ state = lu->state;
pthread_mutex_unlock(&lu->lock);
@@ -1483,6 +1493,7 @@ static struct lookup * kad_lookup(struct dht * dht,
uint64_t addrs[KAD_ALPHA + 1];
enum lookup_state state;
struct lookup * lu;
+ size_t out = 0;
lu = lookup_create(dht, id);
if (lu == NULL)
@@ -1498,7 +1509,8 @@ static struct lookup * kad_lookup(struct dht * dht,
return NULL;
}
- if (kad_find(dht, id, addrs, code) == 0) {
+ out += kad_find(dht, id, addrs, code);
+ if (out == 0) {
pthread_rwlock_wrlock(&dht->lock);
list_del(&lu->next);
pthread_rwlock_unlock(&dht->lock);
@@ -1507,17 +1519,18 @@ static struct lookup * kad_lookup(struct dht * dht,
}
while ((state = lookup_wait(lu)) != LU_COMPLETE) {
+ --out;
switch (state) {
case LU_UPDATE:
lookup_new_addrs(lu, addrs);
- if (addrs[0] == 0) {
+ if (addrs[0] == 0 && out == 0) {
pthread_rwlock_wrlock(&dht->lock);
list_del(&lu->next);
pthread_rwlock_unlock(&dht->lock);
return lu;
}
- kad_find(dht, id, addrs, code);
+ out += kad_find(dht, id, addrs, code);
break;
case LU_DESTROY:
pthread_rwlock_wrlock(&dht->lock);