CcnetPeer*
ccnet_peer_from_string (char *content)
{
CcnetPeer *peer = NULL;
char *ptr, *start = content;
if ( !(ptr = strchr(start, '\n')) ) return NULL;
*ptr = '\0';
char *object_id = start;
start = ptr + 1;
char *object_type = ccnet_object_type_from_id (object_id);
if (g_strcmp0(object_type, OBJECT_TYPE_STRING) != 0)
goto out;
char *pure_id = object_id + strlen(object_type) + 1;
if (!peer_id_valid(pure_id)) {
ccnet_warning ("Wrong peer id %s\n", pure_id);
goto out;
}
peer = ccnet_peer_new (pure_id);
parse_key_value_pairs (
start, (KeyValueFunc)parse_field, peer);
out:
g_free (object_type);
return peer;
}
static void accept_local_client (int fd, short event, void *vsession)
{
CcnetSession *session = vsession;
CcnetPacketIO *io;
int connfd;
CcnetPeer *peer;
static int local_id = 0;
connfd = accept (fd, NULL, 0);
ccnet_message ("Accepted a local client\n");
io = ccnet_packet_io_new_incoming (session, NULL, connfd);
peer = ccnet_peer_new (session->base.id);
peer->name = g_strdup_printf("local-%d", local_id++);
peer->is_local = TRUE;
ccnet_peer_set_io (peer, io);
ccnet_peer_set_net_state (peer, PEER_CONNECTED);
ccnet_peer_manager_add_local_peer (session->peer_mgr, peer);
g_object_unref (peer);
}
int
ccnet_rpc_add_client(const char *peer_id, GError **error)
{
CcnetPeerManager *mgr = session->peer_mgr;
CcnetPeer *peer;
if (strlen(peer_id) != 40) {
g_set_error(error, CCNET_DOMAIN, CCNET_ERR_INTERNAL, "Peer ID must be of length 40");
return -1;
}
peer = ccnet_peer_manager_get_peer (mgr, peer_id);
if (!peer) {
peer = ccnet_peer_new (peer_id);
ccnet_peer_manager_add_peer (mgr, peer);
}
ccnet_peer_manager_add_role (mgr, peer, "MyClient");
g_object_unref (peer);
return 0;
}
static void
myHandshakeDoneCB (CcnetHandshake *handshake,
CcnetPacketIO *io,
int is_connected,
const char *peer_id,
void *vmanager)
{
CcnetConnManager *manager = vmanager;
CcnetPeerManager *peerMgr = manager->session->peer_mgr;
CcnetPeer *peer;
if (!is_connected) {
if (ccnet_packet_io_is_incoming (io)) {
ccnet_warning ("[conn] incoming handshake fails.\n");
ccnet_packet_io_free (io);
return;
}
/* temporally use peer, so don't need to increase the reference */
peer = handshake->peer;
if (peer->num_fails == 0) {
/* print error for the first time */
ccnet_message ("[Conn] peer %s(%.10s) connection fails\n",
peer->name, peer->id);
} else {
ccnet_debug ("[Conn] peer %s(%.10s) connection fails\n",
peer->name, peer->id);
}
if (peer->net_state == PEER_CONNECTED) {
ccnet_debug ("[Conn] But Peer %s(%.10s) is already connected me.\n",
peer->name, peer->id);
} else if (peer->net_state == PEER_DOWN){
ccnet_peer_shutdown(peer);
}
ccnet_packet_io_free (io);
peer->num_fails++;
peer->in_connection = 0;
return;
}
if (!ccnet_packet_io_is_incoming (io)) {
peer = handshake->peer;
peer->in_connection = 0;
if (peer->to_resolve) {
if (!peer_id_valid(peer_id)) {
/* TODO: Remove the peer */
ccnet_warning ("[Conn] Resolving: Received invalid peer id\n");
return;
}
ccnet_debug ("[Conn] Resolving: Peer %.8s is resolved\n", peer_id);
memcpy (peer->id, peer_id, 40);
peer->id[40] = '\0';
on_resolve_peer_connected (peer, io);
return;
}
/* ref for using the peer below */
g_object_ref (peer);
} else {
/* incoming */
if (peer_id == NULL) {
ccnet_warning ("Unknown peer (no-id) connecting\n");
ccnet_packet_io_free (io);
return;
}
peer = ccnet_peer_manager_get_peer (peerMgr, peer_id);
if (!peer) {
ccnet_message ("Unknown peer %s connecting\n", peer_id);
peer = ccnet_peer_new (peer_id);
ccnet_peer_manager_add_peer (peerMgr, peer);
set_peer_address_from_socket(peer, io);
peer->last_up = time(NULL);
on_unauthed_peer_connected (peer, io);
g_object_unref (peer);
return;
}
set_peer_address_from_socket(peer, io);
peer->last_up = time(NULL);
}
/* hold a reference on the peer */
if (peer->net_state == PEER_CONNECTED) {
ccnet_message ("[Conn] Peer %s (%.10s) is already connected. "
"Discarding this handshake.\n",
peer->name, peer->id);
ccnet_packet_io_free (io);
g_object_unref (peer);
return;
}
ccnet_message ("[Conn] Peer %s (%.10s) connected\n",
peer->name, peer->id);
peer->num_fails = 0;
on_peer_connected (peer, io);
g_object_unref (peer);
}
