X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fconsumer.c;h=31f70434534cf56b3fd173242c1e5f3831e8c367;hb=a1ae2ea59428174575b7328b1062a6248d636b72;hp=6351ebe32f47431c0f6490bd6edd23ba3b8a0c37;hpb=2b29c638278807c1536634ce49f0c9c053b3ab5f;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/consumer.c b/src/bin/lttng-sessiond/consumer.c
index 6351ebe32..31f704345 100644
--- a/src/bin/lttng-sessiond/consumer.c
+++ b/src/bin/lttng-sessiond/consumer.c
@@ -561,7 +561,7 @@ struct consumer_output *consumer_copy_output(struct consumer_output *obj)
 	}
 	output->enabled = obj->enabled;
 	output->net_seq_index = obj->net_seq_index;
-	memcpy(output->subdir, obj->subdir, PATH_MAX);
+	memcpy(output->subdir, obj->subdir, sizeof(output->subdir));
 	output->snapshot = obj->snapshot;
 	output->relay_major_version = obj->relay_major_version;
 	output->relay_minor_version = obj->relay_minor_version;
@@ -1579,3 +1579,48 @@ end:
 	rcu_read_unlock();
 	return ret;
 }
+
+/*
+ * Ask the consumer to create a directory.
+ *
+ * Called with the consumer socket lock held.
+ */
+int consumer_mkdir(struct consumer_socket *socket, uint64_t session_id,
+		const struct consumer_output *output, const char *path,
+		uid_t uid, gid_t gid)
+{
+	int ret;
+	struct lttcomm_consumer_msg msg;
+
+	assert(socket);
+
+	DBG("Consumer mkdir %s in session %" PRIu64, path, session_id);
+
+	memset(&msg, 0, sizeof(msg));
+	msg.cmd_type = LTTNG_CONSUMER_MKDIR;
+	msg.u.mkdir.session_id = session_id;
+	msg.u.mkdir.uid = uid;
+	msg.u.mkdir.gid = gid;
+	ret = snprintf(msg.u.mkdir.path, sizeof(msg.u.mkdir.path), "%s", path);
+	if (ret < 0 || ret >= sizeof(msg.u.mkdir.path)) {
+		ERR("Format path");
+		ret = -1;
+		goto error;
+	}
+
+	if (output->type == CONSUMER_DST_NET) {
+		msg.u.mkdir.relayd_id = output->net_seq_index;
+	} else {
+		msg.u.mkdir.relayd_id = (uint64_t) -1ULL;
+	}
+
+	health_code_update();
+	ret = consumer_send_msg(socket, &msg);
+	if (ret < 0) {
+		goto error;
+	}
+
+error:
+	health_code_update();
+	return ret;
+}