X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=src%2Fcommon%2Fconsumer%2Fconsumer.c;h=32a2d7a4a08c36f1aad2665172a8014b2c4122b0;hb=3654ed19aa453f4be063784e215cab81441e8962;hp=c70d95a58bfc91a3a053c1d160be6ec1f8a0bba6;hpb=ea6bf30f3684cf71633cb9f2c70ea0bc22b664c4;p=lttng-tools.git

diff --git a/src/common/consumer/consumer.c b/src/common/consumer/consumer.c
index c70d95a58..32a2d7a4a 100644
--- a/src/common/consumer/consumer.c
+++ b/src/common/consumer/consumer.c
@@ -393,6 +393,10 @@ void consumer_del_channel(struct lttng_consumer_channel *channel)
 	iter.iter.node = &channel->node.node;
 	ret = lttng_ht_del(consumer_data.channel_ht, &iter);
 	assert(!ret);
+
+	iter.iter.node = &channel->channels_by_session_id_ht_node.node;
+	ret = lttng_ht_del(consumer_data.channels_by_session_id_ht, &iter);
+	assert(!ret);
 	rcu_read_unlock();
 
 	call_rcu(&channel->node.head, free_channel_rcu);
@@ -1035,6 +1039,8 @@ struct lttng_consumer_channel *consumer_allocate_channel(uint64_t key,
 	}
 
 	lttng_ht_node_init_u64(&channel->node, channel->key);
+	lttng_ht_node_init_u64(&channel->channels_by_session_id_ht_node,
+			channel->session_id);
 
 	channel->wait_fd = -1;
 
@@ -1067,6 +1073,8 @@ int consumer_add_channel(struct lttng_consumer_channel *channel,
 
 	rcu_read_lock();
 	lttng_ht_add_unique_u64(consumer_data.channel_ht, &channel->node);
+	lttng_ht_add_u64(consumer_data.channels_by_session_id_ht,
+			&channel->channels_by_session_id_ht_node);
 	rcu_read_unlock();
 
 	pthread_mutex_unlock(&channel->timer_lock);
@@ -1225,6 +1233,7 @@ void lttng_consumer_cleanup(void)
 	rcu_read_unlock();
 
 	lttng_ht_destroy(consumer_data.channel_ht);
+	lttng_ht_destroy(consumer_data.channels_by_session_id_ht);
 
 	cleanup_relayd_ht();
 
@@ -1236,6 +1245,8 @@ void lttng_consumer_cleanup(void)
 	 * it.
 	 */
 	lttng_ht_destroy(consumer_data.stream_list_ht);
+
+	lttng_trace_chunk_registry_destroy(consumer_data.chunk_registry);
 }
 
 /*
@@ -3423,6 +3434,12 @@ int lttng_consumer_init(void)
 		goto error;
 	}
 
+	consumer_data.channels_by_session_id_ht =
+			lttng_ht_new(0, LTTNG_HT_TYPE_U64);
+	if (!consumer_data.channels_by_session_id_ht) {
+		goto error;
+	}
+
 	consumer_data.relayd_ht = lttng_ht_new(0, LTTNG_HT_TYPE_U64);
 	if (!consumer_data.relayd_ht) {
 		goto error;
@@ -3448,6 +3465,11 @@ int lttng_consumer_init(void)
 		goto error;
 	}
 
+	consumer_data.chunk_registry = lttng_trace_chunk_registry_create();
+	if (!consumer_data.chunk_registry) {
+		goto error;
+	}
+
 	return 0;
 
 error:
@@ -4463,3 +4485,21 @@ int lttng_consumer_mkdir(const char *path, uid_t uid, gid_t gid,
 		return mkdir_local(path, uid, gid);
 	}
 }
+
+enum lttcomm_return_code lttng_consumer_init_command(
+		struct lttng_consumer_local_data *ctx,
+		const lttng_uuid sessiond_uuid)
+{
+	enum lttcomm_return_code ret;
+
+	if (ctx->sessiond_uuid.is_set) {
+		ret = LTTCOMM_CONSUMERD_ALREADY_SET;
+		goto end;
+	}
+
+	ctx->sessiond_uuid.is_set = true;
+	memcpy(ctx->sessiond_uuid.value, sessiond_uuid, sizeof(lttng_uuid));
+	ret = LTTCOMM_CONSUMERD_SUCCESS;
+end:
+	return ret;
+}