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-rw-r--r--src/transport/transport_api_cmd_connecting_peers_v2.c242
1 files changed, 242 insertions, 0 deletions
diff --git a/src/transport/transport_api_cmd_connecting_peers_v2.c b/src/transport/transport_api_cmd_connecting_peers_v2.c
new file mode 100644
index 000000000..0d286b714
--- /dev/null
+++ b/src/transport/transport_api_cmd_connecting_peers_v2.c
@@ -0,0 +1,242 @@
+/*
+ This file is part of GNUnet
+ Copyright (C) 2021 GNUnet e.V.
+
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
+
+ GNUnet is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+ SPDX-License-Identifier: AGPL3.0-or-later
+ */
+
+/**
+ * @file testing_api_cmd_start_peer.c
+ * @brief cmd to start a peer.
+ * @author t3sserakt
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_testing_ng_lib.h"
+#include "gnunet_transport_application_service.h"
+#include "gnunet_hello_lib.h"
+#include "gnunet_transport_service.h"
+#include "transport-testing-cmds.h"
+
+/**
+ * Generic logging shortcut
+ */
+#define LOG(kind, ...) GNUNET_log (kind, __VA_ARGS__)
+
+#define CONNECT_ADDRESS_TEMPLATE "tcp-192.168.15.%u:60002"
+
+/**
+ * Struct to store information needed in callbacks.
+ *
+ */
+struct ConnectPeersState
+{
+ // Label of the cmd which started the test system.
+ const char *create_label;
+
+ /**
+ * Number globally identifying the node.
+ *
+ */
+ uint32_t num;
+
+ /**
+ * Label of the cmd to start a peer.
+ *
+ */
+ const char *start_peer_label;
+
+ /**
+ * The peer identity of this peer.
+ *
+ */
+ struct GNUNET_PeerIdentity *id;
+};
+
+
+/**
+ * The run method of this cmd will connect to peers.
+ *
+ */
+static void
+connect_peers_run (void *cls,
+ const struct GNUNET_TESTING_Command *cmd,
+ struct GNUNET_TESTING_Interpreter *is)
+{
+ struct ConnectPeersState *cps = cls;
+ const struct GNUNET_TESTING_Command *system_cmd;
+ struct GNUNET_TESTING_System *tl_system;
+ struct GNUNET_CRYPTO_EddsaPrivateKey *priv_key = GNUNET_new (struct
+ GNUNET_CRYPTO_EddsaPrivateKey);
+ struct GNUNET_CRYPTO_EddsaPublicKey *pub_key = GNUNET_new (struct
+ GNUNET_CRYPTO_EddsaPublicKey);
+ const struct GNUNET_TESTING_Command *peer1_cmd;
+ struct GNUNET_TRANSPORT_ApplicationHandle *ah;
+ struct GNUNET_PeerIdentity *peer = GNUNET_new (struct GNUNET_PeerIdentity);
+ char *addr;
+ enum GNUNET_NetworkType nt = 0;
+ struct GNUNET_PeerIdentity *other = GNUNET_new (struct GNUNET_PeerIdentity);
+ uint32_t num;
+
+ peer1_cmd = GNUNET_TESTING_interpreter_lookup_command (cps->start_peer_label);
+ GNUNET_TRANSPORT_get_trait_application_handle_v2 (peer1_cmd,
+ &ah);
+
+ system_cmd = GNUNET_TESTING_interpreter_lookup_command (cps->create_label);
+ GNUNET_TESTING_get_trait_test_system (system_cmd,
+ &tl_system);
+
+ if (1 == cps->num)
+ {
+ num = 2;
+ // addr = "tcp-192.168.15.2:60002";
+ }
+ else
+ {
+ num = 1;
+ // addr = "tcp-192.168.15.1:60002";
+ }
+
+ GNUNET_asprintf (&addr,
+ CONNECT_ADDRESS_TEMPLATE,
+ num);
+
+ priv_key = GNUNET_TESTING_hostkey_get (tl_system,
+ num,
+ other);
+
+ GNUNET_CRYPTO_eddsa_key_get_public (priv_key,
+ pub_key);
+
+
+ peer->public_key = *pub_key;
+
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ "num: %u pub_key %s\n",
+ num,
+ GNUNET_CRYPTO_eddsa_public_key_to_string (pub_key));
+
+ cps->id = peer;
+
+ GNUNET_TRANSPORT_application_validate (ah,
+ peer,
+ nt,
+ addr);
+}
+
+
+/**
+ * The finish function of this cmd will check if the peer we are trying to connect to is in the connected peers map of the start peer cmd for this peer.
+ *
+ */
+static int
+connect_peers_finish (void *cls,
+ GNUNET_SCHEDULER_TaskCallback cont,
+ void *cont_cls)
+{
+ struct ConnectPeersState *cps = cls;
+ const struct GNUNET_TESTING_Command *peer1_cmd;
+ struct GNUNET_CONTAINER_MultiShortmap *connected_peers_map;
+ unsigned int ret;
+ struct GNUNET_ShortHashCode *key = GNUNET_new (struct GNUNET_ShortHashCode);
+ struct GNUNET_HashCode hc;
+ int node_number;
+
+ peer1_cmd = GNUNET_TESTING_interpreter_lookup_command (cps->start_peer_label);
+ GNUNET_TRANSPORT_get_trait_connected_peers_map_v2 (peer1_cmd,
+ &connected_peers_map);
+
+ node_number = 1;
+ GNUNET_CRYPTO_hash (&node_number, sizeof(node_number), &hc);
+
+ // TODO we need to store with a key identifying the netns node in the future. For now we have only one connecting node.
+ memcpy (key,
+ &hc,
+ sizeof (*key));
+ ret = GNUNET_CONTAINER_multishortmap_contains (connected_peers_map,
+ key);
+
+ if (GNUNET_YES == ret)
+ {
+ cont (cont_cls);
+ }
+
+ GNUNET_free (key);
+ return ret;
+}
+
+
+/**
+ * Trait function of this cmd does nothing.
+ *
+ */
+static int
+connect_peers_traits (void *cls,
+ const void **ret,
+ const char *trait,
+ unsigned int index)
+{
+ return GNUNET_OK;
+}
+
+
+/**
+ * The cleanup function of this cmd frees resources the cmd allocated.
+ *
+ */
+static void
+connect_peers_cleanup (void *cls,
+ const struct GNUNET_TESTING_Command *cmd)
+{
+ struct ConnectPeersState *cps = cls;
+
+ GNUNET_free (cps->id);
+ GNUNET_free (cps);
+}
+
+
+/**
+ * Create command.
+ *
+ * @param label name for command.
+ * @param start_peer_label Label of the cmd to start a peer.
+ * @return command.
+ */
+struct GNUNET_TESTING_Command
+GNUNET_TRANSPORT_cmd_connect_peers_v2 (const char *label,
+ const char *start_peer_label,
+ const char *create_label,
+ uint32_t num)
+{
+ struct ConnectPeersState *cps;
+
+ cps = GNUNET_new (struct ConnectPeersState);
+ cps->start_peer_label = start_peer_label;
+ cps->num = num;
+ cps->create_label = create_label;
+
+
+ struct GNUNET_TESTING_Command cmd = {
+ .cls = cps,
+ .label = label,
+ .run = &connect_peers_run,
+ .finish = &connect_peers_finish,
+ .cleanup = &connect_peers_cleanup,
+ .traits = &connect_peers_traits
+ };
+
+ return cmd;
+}