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authorDimitri Staessens <dimitri.staessens@ugent.be>2018-01-24 11:55:58 +0100
committerSander Vrijders <sander.vrijders@ugent.be>2018-01-25 11:48:17 +0100
commit803185fc973aebb5a24bf08f4cb4d8a3d3e96d16 (patch)
tree6e8bea1cbc6200e715896f75869478693fc4fb6c /src/ipcpd/normal
parent33e88c2bae0aa76ee23056429abe9514160a3c95 (diff)
downloadouroboros-803185fc973aebb5a24bf08f4cb4d8a3d3e96d16.tar.gz
ouroboros-803185fc973aebb5a24bf08f4cb4d8a3d3e96d16.zip
ipcpd: Wait for DHT_RUNNING state at register/query0.9.4
This will make the register and query calls at the DHT wait for a JOIN to complete. This avoids fails when calling register immediately after creating a data transfer connection. Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be> Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>
Diffstat (limited to 'src/ipcpd/normal')
-rw-r--r--src/ipcpd/normal/dht.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/ipcpd/normal/dht.c b/src/ipcpd/normal/dht.c
index a59b7781..103ffd1c 100644
--- a/src/ipcpd/normal/dht.c
+++ b/src/ipcpd/normal/dht.c
@@ -72,9 +72,9 @@ typedef KadContactMsg kad_contact_msg_t;
enum dht_state {
DHT_INIT = 0,
+ DHT_SHUTDOWN,
DHT_JOINING,
DHT_RUNNING,
- DHT_SHUTDOWN,
};
enum kad_code {
@@ -277,7 +277,7 @@ static void dht_set_state(struct dht * dht,
dht->state = state;
- pthread_cond_signal(&dht->cond);
+ pthread_cond_broadcast(&dht->cond);
pthread_mutex_unlock(&dht->mtx);
}
@@ -2245,7 +2245,10 @@ int dht_reg(struct dht * dht,
assert(key);
assert(dht->addr != 0);
- if (dht_get_state(dht) != DHT_RUNNING)
+ if (dht_get_state(dht) < DHT_JOINING)
+ return -1;
+
+ if (dht_wait_running(dht))
return -1;
pthread_rwlock_wrlock(&dht->lock);
@@ -2313,7 +2316,10 @@ uint64_t dht_query(struct dht * dht,
addrs[0] = 0;
- if (dht_get_state(dht) != DHT_RUNNING)
+ if (dht_get_state(dht) < DHT_JOINING)
+ return 0;
+
+ if (dht_wait_running(dht))
return 0;
pthread_rwlock_rdlock(&dht->lock);