SilcClientEntry client = NULL, client2 = NULL;
SilcServerEntry server_entry = NULL;
SilcChannelClientEntry chl;
- SilcIDCacheEntry cache;
+ SilcIDCacheEntry cache = NULL;
SilcHashTableList htl;
SilcUInt32 mode;
unsigned char *tmp;
channel_id, SILC_ID_CHANNEL,
packet->buffer->data,
packet->buffer->len, FALSE);
- silc_server_backup_send_dest(server, (SilcServerEntry)sock->user_data,
+ silc_server_backup_send_dest(server, sock->user_data,
packet->type, packet->flags,
channel_id, SILC_ID_CHANNEL,
packet->buffer->data, packet->buffer->len,
packet->flags | SILC_PACKET_FLAG_BROADCAST,
packet->buffer->data, packet->buffer->len,
FALSE);
- silc_server_backup_send(server, (SilcServerEntry)sock->user_data,
+ silc_server_backup_send(server, sock->user_data,
packet->type, packet->flags,
packet->buffer->data, packet->buffer->len,
FALSE, TRUE);
entry for the client. */
client = silc_idlist_find_client_by_id(server->global_list,
client_id, server->server_type,
- NULL);
+ &cache);
if (!client) {
client = silc_idlist_find_client_by_id(server->local_list,
client_id, server->server_type,
- NULL);
+ &cache);
if (!client) {
/* If router did not find the client the it is bogus */
- if (server->server_type != SILC_SERVER)
+ if (server->server_type != SILC_SERVER) {
+ silc_free(client_id);
goto out;
+ }
client =
silc_idlist_add_client(server->global_list, NULL, NULL, NULL,
client->data.status |= SILC_IDLIST_STATUS_REGISTERED;
}
}
+ silc_free(client_id);
/* Do not process the notify if the client is not registered */
if (!(client->data.status & SILC_IDLIST_STATUS_REGISTERED))
/* Do not add client to channel if it is there already */
if (silc_server_client_on_channel(client, channel, NULL)) {
- SILC_LOG_DEBUG(("Client already on channel"));
+ SILC_LOG_DEBUG(("Client already on channel %s",
+ channel->channel_name));
break;
}
silc_hash_table_add(channel->user_list, client, chl);
silc_hash_table_add(client->channels, channel, chl);
- silc_free(client_id);
channel->user_count++;
channel->disabled = FALSE;
+ /* Make sure we don't expire clients that are on channel */
+ if (cache)
+ cache->expire = 0;
+
/* Update statistics */
if (server->server_type == SILC_ROUTER) {
if (sock->type != SILC_SOCKET_TYPE_ROUTER)
goto out;
}
}
+ silc_free(channel_id);
if (channel->topic && !strcmp(channel->topic, tmp)) {
SILC_LOG_DEBUG(("Topic is already set and same"));
silc_server_packet_send_to_channel(server, NULL, channel, packet->type,
FALSE, packet->buffer->data,
packet->buffer->len, FALSE);
- silc_free(channel_id);
break;
case SILC_NOTIFY_TYPE_NICK_CHANGE:
if (!id2)
goto out;
client_id2 = silc_id_payload_parse_id(id2, tmp_len, NULL);
- if (!client_id2)
+ if (!client_id2) {
+ silc_free(client_id);
goto out;
+ }
SILC_LOG_DEBUG(("Old Client ID id(%s)",
silc_id_render(client_id, SILC_ID_CLIENT)));
if (server->server_type == SILC_SERVER &&
sock == SILC_PRIMARY_ROUTE(server) &&
mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) {
- SILC_LOG_DEBUG(("Founder public key received from primary router"));
+ SILC_LOG_DEBUG(("Founder public key received from router"));
tmp = silc_argument_get_arg_type(args, 6, &tmp_len);
if (!tmp)
break;
/* Send the same notify to the channel */
if (!notify_sent)
- silc_server_packet_send_to_channel(server, NULL, channel,
- packet->type,
- FALSE, packet->buffer->data,
+ silc_server_packet_send_to_channel(server, NULL, channel,
+ packet->type,
+ FALSE, packet->buffer->data,
packet->buffer->len, FALSE);
silc_free(channel_id);
silc_server_del_from_watcher_list(server, client);
/* Remove the client */
+ silc_idlist_del_data(client);
silc_idlist_del_client(local ? server->local_list :
server->global_list, client);
}
/* Remove the clients that this server owns as they will become
invalid now too. */
- silc_server_remove_clients_by_server(server, server_entry,
+ silc_server_remove_clients_by_server(server, server_entry->router,
server_entry, TRUE);
silc_server_backup_del(server, server_entry);
server->stat.detached--;
}
}
+ SILC_UMODE_STATS_UPDATE(server, SILC_UMODE_SERVER_OPERATOR);
+ SILC_UMODE_STATS_UPDATE(router, SILC_UMODE_ROUTER_OPERATOR);
/* Change the mode */
client->mode = mode;
if (client) {
silc_server_remove_from_channels(server, NULL, client, TRUE,
NULL, TRUE);
+ silc_idlist_del_data(client);
silc_idlist_del_client(server->global_list, client);
}
silc_free(client_id);
if (server->server_type != SILC_BACKUP_ROUTER) {
/* Distribute to local cell backup routers. */
- silc_server_backup_send(server, (SilcServerEntry)sock->user_data,
+ silc_server_backup_send(server, sock->user_data,
SILC_PACKET_CHANNEL_KEY, 0,
buffer->data, buffer->len, FALSE, TRUE);
}
snprintf(&nickname[strlen(nickname) - 1], 1, "%d", nickfail);
}
+ /* If client marked as anonymous, scramble the username and hostname */
+ if (client->mode & SILC_UMODE_ANONYMOUS) {
+ char *scramble;
+
+ if (strlen(username) >= 2) {
+ username[0] = silc_rng_get_byte_fast(server->rng);
+ username[1] = silc_rng_get_byte_fast(server->rng);
+ }
+
+ scramble = silc_hash_babbleprint(server->sha1hash, username,
+ strlen(username));
+ scramble[5] = '@';
+ scramble[11] = '.';
+ memcpy(&scramble[16], ".silc", 5);
+ scramble[21] = '\0';
+ silc_free(username);
+ username = scramble;
+ }
+
/* Update client entry */
idata->status |= SILC_IDLIST_STATUS_REGISTERED;
client->nickname = nickname;
/* Distribute to backup routers */
if (server->server_type == SILC_ROUTER) {
SilcBuffer idp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
- silc_server_backup_send(server, NULL, SILC_PACKET_NEW_ID, 0,
+ silc_server_backup_send(server, sock->user_data, SILC_PACKET_NEW_ID, 0,
idp->data, idp->len, FALSE, TRUE);
silc_buffer_free(idp);
}
if (server->server_type == SILC_ROUTER) {
/* Distribute to backup routers */
SilcBuffer idp = silc_id_payload_encode(new_server->id, SILC_ID_SERVER);
- silc_server_backup_send(server, NULL, SILC_PACKET_NEW_ID, 0,
+ silc_server_backup_send(server, sock->user_data, SILC_PACKET_NEW_ID, 0,
idp->data, idp->len, FALSE, TRUE);
silc_buffer_free(idp);
silc_server_announce_channels(server, 0, sock);
}
+ /* Announce our information to backup router */
+ if (new_server->server_type == SILC_BACKUP_ROUTER &&
+ sock->type == SILC_SOCKET_TYPE_SERVER &&
+ server->server_type == SILC_ROUTER) {
+ silc_server_announce_servers(server, TRUE, 0, sock);
+ silc_server_announce_clients(server, 0, sock);
+ silc_server_announce_channels(server, 0, sock);
+ }
+
+ /* If backup router, mark it as one of ours. This server is considered
+ to be backup router after this setting. */
+ if (new_server->server_type == SILC_BACKUP_ROUTER) {
+ SilcServerConfigRouter *backup;
+ backup = silc_server_config_find_backup_conn(server, sock->ip);
+ if (!backup)
+ backup = silc_server_config_find_backup_conn(server, sock->hostname);
+ if (backup) {
+ /* Add as our backup router */
+ silc_server_backup_add(server, new_server, backup->backup_replace_ip,
+ backup->backup_replace_port,
+ backup->backup_local);
+ }
+ }
+
/* By default the servers connected to backup router are disabled
until backup router has become the primary */
if (server->server_type == SILC_BACKUP_ROUTER &&
packet->type,
packet->flags | SILC_PACKET_FLAG_BROADCAST,
buffer->data, buffer->len, FALSE);
- silc_server_backup_send(server, (SilcServerEntry)sock->user_data,
+ silc_server_backup_send(server, sock->user_data,
packet->type, packet->flags,
packet->buffer->data, packet->buffer->len,
FALSE, TRUE);
packet->flags | SILC_PACKET_FLAG_BROADCAST,
packet->buffer->data,
packet->buffer->len, FALSE);
- silc_server_backup_send(server, (SilcServerEntry)sock->user_data,
+ silc_server_backup_send(server, sock->user_data,
packet->type, packet->flags,
packet->buffer->data, packet->buffer->len,
FALSE, TRUE);
data buffer, which we will here now fetch from the original buffer. */
new_id = silc_packet_context_alloc();
new_id->type = SILC_PACKET_NEW_ID;
- new_id->flags = packet->flags;
+ new_id->flags = packet->flags & (~SILC_PACKET_FLAG_LIST);
new_id->src_id = packet->src_id;
new_id->src_id_len = packet->src_id_len;
new_id->src_id_type = packet->src_id_type;
0, channel_id, sock->user_data, NULL, NULL, 0);
if (!channel)
return;
- channel->disabled = TRUE;
+ channel->disabled = TRUE; /* Disabled until someone JOINs */
server->stat.channels++;
if (server->server_type == SILC_ROUTER)
!SILC_ID_COMPARE(channel_id, server->id, server->id->ip.data_len)) {
SilcChannelID *tmp;
SILC_LOG_DEBUG(("Forcing the server to change Channel ID"));
-
if (silc_id_create_channel_id(server, server->id, server->rng, &tmp)) {
silc_server_send_notify_channel_change(server, sock, FALSE,
channel_id, tmp);
silc_free(channel_id);
- channel_id = tmp;
+ silc_free(tmp);
}
+
+ /* Wait that server re-announces this channel */
+ return;
}
/* Create the channel with the provided Channel ID */
silc_free(channel_id);
return;
}
- channel->disabled = TRUE;
- channel->mode = silc_channel_get_mode(payload);
+ channel->disabled = TRUE; /* Disabled until someone JOINs */
+
+#if 0 /* We assume that CMODE_CHANGE notify is sent to us after this. */
+
+ /* XXX Dunno if this is supposed to be set in any server type. If set
+ here the CMODE_CHANGE that may follow sets mode that we already
+ have, and we may loose data from the CMODE_CHANGE notify. */
+ if (server_entry->server_type != SILC_BACKUP_ROUTER)
+ channel->mode = silc_channel_get_mode(payload);
+#endif
/* Send the new channel key to the server */
id = silc_id_id2str(channel->id, SILC_ID_CHANNEL);
/* Create new key for the channel and send it to the server and
everybody else possibly on the channel. */
if (!(channel->mode & SILC_CHANNEL_MODE_PRIVKEY)) {
- if (!silc_server_create_channel_key(server, channel, 0))
- return;
-
- /* Send to the channel */
- silc_server_send_channel_key(server, sock, channel, FALSE);
- id = silc_id_id2str(channel->id, SILC_ID_CHANNEL);
- id_len = silc_id_get_len(channel->id, SILC_ID_CHANNEL);
+
+ if (silc_hash_table_count(channel->user_list)) {
+ if (!silc_server_create_channel_key(server, channel, 0))
+ return;
+
+ /* Send to the channel */
+ silc_server_send_channel_key(server, sock, channel, FALSE);
+ }
/* Send to the server */
+ id = silc_id_id2str(channel->id, SILC_ID_CHANNEL);
+ id_len = silc_id_get_len(channel->id, SILC_ID_CHANNEL);
chk = silc_channel_key_payload_encode(id_len, id,
strlen(channel->channel_key->
cipher->name),
}
}
+ /* If the sender of this packet is server and we are router we need to
+ broadcast this packet to other routers in the network. Broadcast
+ this list packet instead of multiple New Channel packets. */
+ if (server->server_type == SILC_ROUTER &&
+ sock->type == SILC_SOCKET_TYPE_SERVER &&
+ !(packet->flags & SILC_PACKET_FLAG_BROADCAST)) {
+ SILC_LOG_DEBUG(("Broadcasting received New Channel packet"));
+ silc_server_packet_send(server, SILC_PRIMARY_ROUTE(server),
+ packet->type,
+ packet->flags | SILC_PACKET_FLAG_BROADCAST,
+ packet->buffer->data,
+ packet->buffer->len, FALSE);
+ silc_server_backup_send(server, sock->user_data,
+ packet->type, packet->flags,
+ packet->buffer->data, packet->buffer->len,
+ FALSE, TRUE);
+ }
+
silc_channel_payload_free(payload);
}
server->server_type == SILC_SERVER)
return;
- /* If the sender of this packet is server and we are router we need to
- broadcast this packet to other routers in the network. Broadcast
- this list packet instead of multiple New Channel packets. */
- if (server->server_type == SILC_ROUTER &&
- sock->type == SILC_SOCKET_TYPE_SERVER &&
- !(packet->flags & SILC_PACKET_FLAG_BROADCAST)) {
- SILC_LOG_DEBUG(("Broadcasting received New Channel List packet"));
- silc_server_packet_send(server, SILC_PRIMARY_ROUTE(server),
- packet->type,
- packet->flags | SILC_PACKET_FLAG_BROADCAST,
- packet->buffer->data,
- packet->buffer->len, FALSE);
- silc_server_backup_send(server, (SilcServerEntry)sock->user_data,
- packet->type, packet->flags,
- packet->buffer->data, packet->buffer->len,
- FALSE, TRUE);
- }
-
/* Make copy of the original packet context, except for the actual
data buffer, which we will here now fetch from the original buffer. */
new = silc_packet_context_alloc();
new->type = SILC_PACKET_NEW_CHANNEL;
- new->flags = packet->flags;
+ new->flags = packet->flags & (~SILC_PACKET_FLAG_LIST);
new->src_id = packet->src_id;
new->src_id_len = packet->src_id_len;
new->src_id_type = packet->src_id_type;
{
SilcBuffer buffer = packet->buffer, buf;
SilcIDListData idata;
+ SilcIDCacheEntry id_cache = NULL;
SilcClientEntry detached_client;
SilcClientID *client_id = NULL;
unsigned char *id_string, *auth = NULL;
server->stat.clients--;
if (server->stat.cell_clients)
server->stat.cell_clients--;
+ silc_server_remove_from_channels(server, NULL, client, FALSE, NULL, FALSE);
silc_server_del_from_watcher_list(server, client);
- silc_idlist_del_client(server->local_list, client);
+ if (!silc_idlist_del_client(server->local_list, client))
+ silc_idlist_del_client(server->global_list, client);
client = detached_client;
/* If the ID is not based in our ID then change it */
/* Get entry to the client, and resolve it if we don't have it. */
detached_client = silc_idlist_find_client_by_id(server->local_list,
- client_id, TRUE, NULL);
+ client_id, TRUE,
+ &id_cache);
if (!detached_client) {
detached_client = silc_idlist_find_client_by_id(server->global_list,
- client_id, TRUE, NULL);
+ client_id, TRUE,
+ &id_cache);
if (!detached_client) {
SILC_LOG_DEBUG(("Resuming client is unknown"));
silc_free(client_id);
return;
}
+ SILC_LOG_DEBUG(("Resuming detached client"));
+
+ /* If the sender of this packet is server and we are router we need to
+ broadcast this packet to other routers in the network. */
+ if (server->server_type == SILC_ROUTER &&
+ sock->type == SILC_SOCKET_TYPE_SERVER &&
+ !(packet->flags & SILC_PACKET_FLAG_BROADCAST)) {
+ SILC_LOG_DEBUG(("Broadcasting received Resume Client packet"));
+ silc_server_packet_send(server, SILC_PRIMARY_ROUTE(server),
+ packet->type,
+ packet->flags | SILC_PACKET_FLAG_BROADCAST,
+ buffer->data, buffer->len, FALSE);
+ silc_server_backup_send(server, sock->user_data,
+ packet->type, packet->flags,
+ packet->buffer->data, packet->buffer->len,
+ FALSE, TRUE);
+ }
+
/* Client is detached, and now it is resumed. Remove the detached
mode and mark that it is resumed. */
detached_client->mode &= ~SILC_UMODE_DETACHED;
detached_client->data.status |= SILC_IDLIST_STATUS_RESUMED;
+ detached_client->data.status &= ~SILC_IDLIST_STATUS_LOCAL;
+ id_cache->expire = 0;
+
+ /* Update channel information regarding global clients on channel. */
+ if (server->server_type == SILC_SERVER) {
+ silc_hash_table_list(detached_client->channels, &htl);
+ while (silc_hash_table_get(&htl, NULL, (void **)&chl))
+ chl->channel->global_users =
+ silc_server_channel_has_global(chl->channel);
+ silc_hash_table_list_reset(&htl);
+ }
+
+ silc_schedule_task_del_by_context(server->schedule, detached_client);
/* Get the new owner of the resumed client */
server_id = silc_id_str2id(packet->src_id, packet->src_id_len,
server_entry->server_type == SILC_ROUTER)
local = FALSE;
- SILC_LOG_DEBUG(("Resuming detached client"));
-
/* Change the client to correct list. */
if (!silc_idcache_del_by_context(server->local_list->clients,
detached_client))
server->global_list->clients,
detached_client->nickname,
detached_client->id, detached_client, FALSE, NULL);
- detached_client->data.status &= ~SILC_IDLIST_STATUS_LOCAL;
-
- /* Change the owner of the client if needed */
- if (detached_client->router != server_entry)
- detached_client->router = server_entry;
-
- /* Update channel information regarding global clients on channel. */
- if (server->server_type == SILC_SERVER) {
- silc_hash_table_list(detached_client->channels, &htl);
- while (silc_hash_table_get(&htl, NULL, (void **)&chl))
- chl->channel->global_users =
- silc_server_channel_has_global(chl->channel);
- silc_hash_table_list_reset(&htl);
- }
- silc_schedule_task_del_by_context(server->schedule, detached_client);
-
- /* If the sender of this packet is server and we are router we need to
- broadcast this packet to other routers in the network. */
- if (server->server_type == SILC_ROUTER &&
- sock->type == SILC_SOCKET_TYPE_SERVER &&
- !(packet->flags & SILC_PACKET_FLAG_BROADCAST)) {
- SILC_LOG_DEBUG(("Broadcasting received Resume Client packet"));
- silc_server_packet_send(server, SILC_PRIMARY_ROUTE(server),
- packet->type,
- packet->flags | SILC_PACKET_FLAG_BROADCAST,
- buffer->data, buffer->len, FALSE);
- silc_server_backup_send(server, (SilcServerEntry)sock->user_data,
- packet->type, packet->flags,
- packet->buffer->data, packet->buffer->len,
- FALSE, TRUE);
- }
+ /* Change the owner of the client */
+ detached_client->router = server_entry;
silc_free(server_id);
}
projects / silc.git / blobdiff