-/* Copyright (C) 2009-2010, Martin Johansson <martin@fatbob.nu>
- Copyright (C) 2005-2010, Thorvald Natvig <thorvald@natvig.com>
+/* Copyright (C) 2009-2011, Martin Johansson <martin@fatbob.nu>
+ Copyright (C) 2005-2011, Thorvald Natvig <thorvald@natvig.com>
All rights reserved.
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <string.h>
-#include <openssl/aes.h>
+#include <stdlib.h>
#include "log.h"
#include "list.h"
#include "client.h"
#include "messages.h"
+#include "messagehandler.h"
#include "crypt.h"
#include "channel.h"
#include "conf.h"
#include "voicetarget.h"
+#define MAX_TEXT 512
+#define MAX_USERNAME 128
+
extern channel_t *defaultChan;
extern int iCodecAlpha, iCodecBeta;
extern bool_t bPreferAlpha;
msg->payload.reject->has_type = true;
Client_send_message(client, msg);
- Log_info("Server reject reason: %s. Disconnecting session %d - %s@%s:%d",
- reason,
- client->sessionId,
- client->playerName,
- inet_ntoa(client->remote_tcp.sin_addr),
- ntohs(client->remote_tcp.sin_port));
-
+ Log_info_client(client, "Server reject reason: %s", reason);
}
static void sendPermissionDenied(client_t *client, const char *reason)
Client_send_message(client, msg);
}
+static void addTokens(client_t *client, message_t *msg)
+{
+ int i;
+ if (client->tokencount + msg->payload.authenticate->n_tokens < MAX_TOKENS) {
+ /* Check lengths first */
+ for (i = 0; i < msg->payload.authenticate->n_tokens; i++) {
+ if (strlen(msg->payload.authenticate->tokens[i]) > MAX_TOKENSIZE - 1) {
+ sendPermissionDenied(client, "Too long token");
+ return;
+ }
+ }
+
+ for (i = 0; i < msg->payload.authenticate->n_tokens; i++) {
+ Log_debug("Adding token '%s' to client '%s'", msg->payload.authenticate->tokens[i], client->username);
+ Client_token_add(client, msg->payload.authenticate->tokens[i]);
+ }
+ }
+ else
+ sendPermissionDenied(client, "Too many tokens");
+}
+
void Mh_handle_message(client_t *client, message_t *msg)
{
message_t *sendmsg = NULL;
if (!client->authenticated && !(msg->messageType == Authenticate ||
msg->messageType == Version)) {
goto out;
- }
+ }
+
+ switch (msg->messageType) {
+ case UDPTunnel:
+ case Ping:
+ case CryptSetup:
+ case VoiceTarget:
+ case UserStats:
+ case PermissionQuery:
+ break;
+ default:
+ Timer_restart(&client->idleTime);
+ }
+
switch (msg->messageType) {
case Authenticate:
- /*
- * 1. Check stuff, Serverreject if not ok
- * 2. Setup UDP encryption -> MessageCryptSetup
- * 3. (Enter channel)
- * 4. MessageChannelAdd + MessageChannelDescUpdate for all channels
- * 5. (MessageChannelLink)
- * 6. MessageServerJoin
- * 7. MessagePlayerMove
- * 8. MessageServerJoin for all connected users
- * 9. PlayerDeaf/PlayerMute/PlayerSelfMuteDeaf for all users it applies to
- * 10. MessageServerSync
- */
-
Log_debug("Authenticate message received");
- Log_debug("Username: %s", msg->payload.authenticate->username);
+
+ if (IS_AUTH(client) || !msg->payload.authenticate->username) {
+ /* Authenticate message might be sent when a tokens are changed by the user.*/
+ Client_token_free(client); /* Clear the token list */
+ if (msg->payload.authenticate->n_tokens > 0) {
+ Log_debug("Tokens in auth message from '%s'. n_tokens = %d", client->username,
+ msg->payload.authenticate->n_tokens);
+ addTokens(client, msg);
+ }
+ break;
+ }
client->authenticated = true;
while (Client_iterate(&client_itr) != NULL) {
if (!IS_AUTH(client_itr))
continue;
- if (client_itr->playerName && strncmp(client_itr->playerName, msg->payload.authenticate->username, MAX_TEXT) == 0) {
+ if (client_itr->username && strncmp(client_itr->username, msg->payload.authenticate->username, MAX_USERNAME) == 0) {
char buf[64];
sprintf(buf, "Username already in use");
Log_debug("Username already in use");
goto disconnect;
}
}
- if (msg->payload.authenticate->password && strncmp(getStrConf(PASSPHRASE), msg->payload.authenticate->password, MAX_TEXT) != 0) {
- char buf[64];
- sprintf(buf, "Wrong server password");
- Log_debug("Wrong server password: %s", msg->payload.authenticate->password);
- sendServerReject(client, buf, MUMBLE_PROTO__REJECT__REJECT_TYPE__WrongServerPW);
- goto disconnect;
+ if (strlen(getStrConf(PASSPHRASE)) > 0) {
+ if (!msg->payload.authenticate->password ||
+ (msg->payload.authenticate->password &&
+ strncmp(getStrConf(PASSPHRASE), msg->payload.authenticate->password, MAX_TEXT) != 0)) {
+ char buf[64];
+ sprintf(buf, "Wrong server password");
+ sendServerReject(client, buf, MUMBLE_PROTO__REJECT__REJECT_TYPE__WrongServerPW);
+ Log_debug("Wrong server password: '%s'", msg->payload.authenticate->password != NULL ?
+ msg->payload.authenticate->password : "(null)");
+ goto disconnect;
+ }
}
if (strlen(msg->payload.authenticate->username) == 0 ||
- strlen(msg->payload.authenticate->username) >= MAX_TEXT) { /* XXX - other invalid names? */
+ strlen(msg->payload.authenticate->username) >= MAX_USERNAME) { /* XXX - other invalid names? */
char buf[64];
sprintf(buf, "Invalid username");
Log_debug("Invalid username");
if (Client_count() >= getIntConf(MAX_CLIENTS)) {
char buf[64];
- sprintf(buf, "Server is full (max %d users)", getIntConf(MAX_CLIENTS));
+ snprintf(buf, 64, "Server is full (max %d users)", getIntConf(MAX_CLIENTS));
sendServerReject(client, buf, MUMBLE_PROTO__REJECT__REJECT_TYPE__ServerFull);
goto disconnect;
}
- /* Name & password */
- client->playerName = strdup(msg->payload.authenticate->username);
+ /* Name */
+ client->username = strdup(msg->payload.authenticate->username);
+
+ /* Tokens */
+ if (msg->payload.authenticate->n_tokens > 0)
+ addTokens(client, msg);
+
/* Setup UDP encryption */
CryptState_init(&client->cryptState);
Client_send_message(client, sendmsg);
/* Channel stuff */
- Chan_playerJoin(defaultChan, client); /* Join default channel */
+ Chan_userJoin(defaultChan, client); /* Join default channel */
- /* Codec version */
- if (msg->payload.authenticate->n_celt_versions > MAX_CODECS)
- Log_warn("Client has more than %d CELT codecs. Ignoring %d codecs",
- MAX_CODECS, msg->payload.authenticate->n_celt_versions - MAX_CODECS);
-
- Log_debug("Client %d has %d CELT codecs", client->sessionId, msg->payload.authenticate->n_celt_versions);
+ /* Codec version */
+ Log_debug("Client %d has %d CELT codecs", client->sessionId,
+ msg->payload.authenticate->n_celt_versions);
if (msg->payload.authenticate->n_celt_versions > 0) {
int i;
- client->codec_count = msg->payload.authenticate->n_celt_versions > MAX_CODECS ?
- MAX_CODECS : msg->payload.authenticate->n_celt_versions;
- for (i = 0; i < client->codec_count; i++) {
- client->codecs[i] = msg->payload.authenticate->celt_versions[i];
- Log_debug("Client %d CELT codec ver 0x%x", client->sessionId, client->codecs[i]);
- }
+ codec_t *codec_itr;
+ client->codec_count = msg->payload.authenticate->n_celt_versions;
+
+ for (i = 0; i < client->codec_count; i++)
+ Client_codec_add(client, msg->payload.authenticate->celt_versions[i]);
+ codec_itr = NULL;
+ while (Client_codec_iterate(client, &codec_itr) != NULL)
+ Log_debug("Client %d CELT codec ver 0x%x", client->sessionId, codec_itr->codec);
+
} else {
- client->codecs[0] = (int32_t)0x8000000a;
+ Client_codec_add(client, (int32_t)0x8000000a);
client->codec_count = 1;
}
/* Iterate channels and send channel info */
ch_itr = NULL;
- Chan_iterate(&ch_itr);
- do {
+ while (Chan_iterate(&ch_itr) != NULL) {
sendmsg = Msg_create(ChannelState);
sendmsg->payload.channelState->has_channel_id = true;
sendmsg->payload.channelState->channel_id = ch_itr->id;
sendmsg->payload.channelState->parent = ch_itr->parent->id;
}
sendmsg->payload.channelState->name = strdup(ch_itr->name);
- if (strlen(ch_itr->desc) > 0) {
+ if (ch_itr->desc)
sendmsg->payload.channelState->description = strdup(ch_itr->desc);
- }
Log_debug("Send channel info: %s", sendmsg->payload.channelState->name);
- Client_send_message(client, sendmsg);
-
- Chan_iterate(&ch_itr);
- } while (ch_itr != NULL);
+ Client_send_message(client, sendmsg);
+ }
- /* Not supporting channel links yet */
+ /* Iterate channels and send channel links info */
+ ch_itr = NULL;
+ while (Chan_iterate(&ch_itr) != NULL) {
+ if (ch_itr->linkcount > 0) { /* Has links */
+ uint32_t *links;
+ int i = 0;
+ struct dlist *itr;
+
+ sendmsg = Msg_create(ChannelState);
+ sendmsg->payload.channelState->has_channel_id = true;
+ sendmsg->payload.channelState->channel_id = ch_itr->id;
+ sendmsg->payload.channelState->n_links = ch_itr->linkcount;
+
+ links = (uint32_t *)malloc(ch_itr->linkcount * sizeof(uint32_t));
+ list_iterate(itr, &ch_itr->channel_links) { /* Iterate links */
+ channel_t *ch;
+ ch = list_get_entry(itr, channel_t, link_node);
+ links[i++] = ch->id;
+ }
+ sendmsg->payload.channelState->links = links;
+ Client_send_message(client, sendmsg);
+ }
+ }
/* Send user state for connecting user to other users */
sendmsg = Msg_create(UserState);
sendmsg->payload.userState->has_session = true;
sendmsg->payload.userState->session = client->sessionId;
- sendmsg->payload.userState->has_user_id = true;
- sendmsg->payload.userState->user_id = client->sessionId;
- sendmsg->payload.userState->name = strdup(client->playerName);
+ sendmsg->payload.userState->name = strdup(client->username);
sendmsg->payload.userState->has_channel_id = true;
sendmsg->payload.userState->channel_id = ((channel_t *)client->channel)->id;
-
+
Client_send_message_except(client, sendmsg);
client_itr = NULL;
sendmsg = Msg_create(UserState);
sendmsg->payload.userState->has_session = true;
sendmsg->payload.userState->session = client_itr->sessionId;
- sendmsg->payload.userState->name = strdup(client_itr->playerName);
+ sendmsg->payload.userState->name = strdup(client_itr->username);
sendmsg->payload.userState->has_channel_id = true;
sendmsg->payload.userState->channel_id = ((channel_t *)client_itr->channel)->id;
sendmsg->payload.userState->has_self_mute = true;
sendmsg->payload.userState->self_mute = true;
}
+ if (client_itr->recording) {
+ sendmsg->payload.userState->has_recording = true;
+ sendmsg->payload.userState->recording = true;
+ }
Client_send_message(client, sendmsg);
}
sendmsg->payload.serverSync->welcome_text = strdup(getStrConf(WELCOMETEXT));
sendmsg->payload.serverSync->has_max_bandwidth = true;
sendmsg->payload.serverSync->max_bandwidth = getIntConf(MAX_BANDWIDTH);
- sendmsg->payload.serverSync->has_allow_html = true;
- sendmsg->payload.serverSync->allow_html = true; /* Support this? */
Client_send_message(client, sendmsg);
-
- Log_info("User %s authenticated", client->playerName);
+
+ /* Server config message */
+ sendmsg = Msg_create(ServerConfig);
+ sendmsg->payload.serverConfig->has_allow_html = true;
+ sendmsg->payload.serverConfig->allow_html = true; /* Support this? */
+ sendmsg->payload.serverConfig->has_message_length = true;
+ sendmsg->payload.serverConfig->message_length = MAX_TEXT; /* Hardcoded */
+ sendmsg->payload.serverConfig->has_image_message_length = true;
+ sendmsg->payload.serverConfig->image_message_length = 0; /* XXX */
+ Client_send_message(client, sendmsg);
+
+ Log_info_client(client, "User %s authenticated", client->username);
break;
case Ping:
client->cryptState.uiRemoteLost, client->cryptState.uiRemoteResync
);
- /* Ignoring the double values since they don't seem to be used */
+ client->UDPPingAvg = msg->payload.ping->udp_ping_avg;
+ client->UDPPingVar = msg->payload.ping->udp_ping_var;
+ client->TCPPingAvg = msg->payload.ping->tcp_ping_avg;
+ client->TCPPingVar = msg->payload.ping->tcp_ping_var;
+ client->UDPPackets = msg->payload.ping->udp_packets;
+ client->TCPPackets = msg->payload.ping->tcp_packets;
sendmsg = Msg_create(Ping);
sendPermissionDenied(client, "Not supported by uMurmur");
break;
}
+
+ msg->payload.userState->has_session = true;
+ msg->payload.userState->session = client->sessionId;
+ msg->payload.userState->has_actor = true;
+ msg->payload.userState->actor = client->sessionId;
+
if (msg->payload.userState->has_self_deaf) {
client->deaf = msg->payload.userState->self_deaf;
}
if (msg->payload.userState->has_self_mute) {
- client->mute = msg->payload.userState->self_mute;
+ client->mute = msg->payload.userState->self_mute;
+ if (!client->mute) {
+ msg->payload.userState->has_self_deaf = true;
+ msg->payload.userState->self_deaf = false;
+ client->deaf = false;
+ }
+ }
+ if (msg->payload.userState->has_recording &&
+ msg->payload.userState->recording != client->recording) {
+ client->recording = msg->payload.userState->recording;
+ char *message;
+ uint32_t *tree_id;
+
+ message = malloc(strlen(client->username) + 32);
+ if (!message)
+ Log_fatal("Out of memory");
+ tree_id = malloc(sizeof(uint32_t));
+ if (!tree_id)
+ Log_fatal("Out of memory");
+ *tree_id = 0;
+ sendmsg = Msg_create(TextMessage);
+ sendmsg->payload.textMessage->message = message;
+ sendmsg->payload.textMessage->n_tree_id = 1;
+ sendmsg->payload.textMessage->tree_id = tree_id;
+ if (client->recording)
+ sprintf(message, "User %s started recording", client->username);
+ else
+ sprintf(message, "User %s stopped recording", client->username);
+ Client_send_message_except_ver(NULL, sendmsg, ~0x010203);
+ sendmsg = NULL;
}
if (msg->payload.userState->has_channel_id) {
int leave_id;
- if (!Chan_playerJoin_id_test(msg->payload.userState->channel_id))
+ channelJoinResult_t chjoin_rc = Chan_userJoin_id_test(msg->payload.userState->channel_id, client);
+
+ if (chjoin_rc != CHJOIN_OK) {
+ if (chjoin_rc == CHJOIN_WRONGPW) {
+ sendPermissionDenied(client, "Wrong channel password");
+ }
break;
- leave_id = Chan_playerJoin_id(msg->payload.userState->channel_id, client);
+ }
+
+ leave_id = Chan_userJoin_id(msg->payload.userState->channel_id, client);
if (leave_id > 0) {
Log_debug("Removing channel ID %d", leave_id);
sendmsg = Msg_create(ChannelRemove);
sendmsg->payload.channelRemove->channel_id = leave_id;
}
}
- if (msg->payload.userState->plugin_context != NULL) {
+ if (msg->payload.userState->has_plugin_context) {
if (client->context)
free(client->context);
- client->context = strdup(msg->payload.userState->plugin_context);
+ client->context = malloc(msg->payload.userState->plugin_context.len);
if (client->context == NULL)
Log_fatal("Out of memory");
+ memcpy(client->context, msg->payload.userState->plugin_context.data,
+ msg->payload.userState->plugin_context.len);
break; /* Don't inform other users about this state */
}
-
/* Re-use message */
Msg_inc_ref(msg);
- msg->payload.userState->has_actor = true;
- msg->payload.userState->actor = client->sessionId;
+
Client_send_message_except(NULL, msg);
/* Need to send remove channel message _after_ UserState message */
do {
Chan_iterate(&ch_itr);
} while (ch_itr != NULL && ch_itr->id != msg->payload.textMessage->channel_id[i]);
- if (ch_itr == NULL)
- Log_warn("Channel id %d not found - ignoring.", msg->payload.textMessage->channel_id[i]);
- else {
+ if (ch_itr != NULL) {
struct dlist *itr;
list_iterate(itr, &ch_itr->clients) {
client_t *c;
for (j = 0; j < target->n_session; j++)
Voicetarget_add_session(client, targetId, target->session[j]);
if (target->has_channel_id) {
- if (target->has_links || target->has_children)
- Log_warn("Whisper to children or linked channels not implemented. Ignoring.");
- Voicetarget_add_channel(client, targetId, target->channel_id);
+ bool_t linked = false, children = false;
+ if (target->has_links)
+ linked = target->links;
+ if (target->has_children)
+ children = target->children;
+ Voicetarget_add_channel(client, targetId, target->channel_id, linked, children);
}
}
break;
client->os = strdup(msg->payload.version->os);
Log_debug("Client OS %s", client->os);
}
+ if (msg->payload.version->os_version) {
+ if (client->os_version) free(client->os_version);
+ client->os_version = strdup(msg->payload.version->os_version);
+ Log_debug("Client OS version %s", client->os_version);
+ }
break;
case PermissionQuery:
Msg_inc_ref(msg); /* Re-use message */
Client_send_message(client, msg);
break;
case UDPTunnel:
+ client->bUDP = false;
Client_voiceMsg(client, msg->payload.UDPTunnel->packet.data, msg->payload.UDPTunnel->packet.len);
break;
case ChannelState:
sendmsg->payload.userState->channel_id = newchan->id;
Client_send_message_except(NULL, sendmsg);
- leave_id = Chan_playerJoin(newchan, client);
+ leave_id = Chan_userJoin(newchan, client);
if (leave_id > 0) {
Log_debug("Removing channel ID %d", leave_id);
sendmsg = Msg_create(ChannelRemove);
}
break;
+ case UserStats:
+ {
+ client_t *target = NULL;
+ codec_t *codec_itr = NULL;
+ int i;
+ bool_t details = true;
+
+ if (msg->payload.userStats->has_stats_only)
+ details = !msg->payload.userStats->stats_only;
+
+ if (!msg->payload.userStats->has_session)
+ sendPermissionDenied(client, "Not supported by uMurmur");
+ while (Client_iterate(&target) != NULL) {
+ if (!IS_AUTH(target))
+ continue;
+ if (target->sessionId == msg->payload.userStats->session)
+ break;
+ }
+ if (!target) /* Not found */
+ break;
+
+ /*
+ * Differences from Murmur:
+ * o Ignoring certificates intentionally
+ * o Ignoring channel local determining
+ */
+
+ sendmsg = Msg_create(UserStats);
+ sendmsg->payload.userStats->session = msg->payload.userStats->session;
+ sendmsg->payload.userStats->from_client->has_good = true;
+ sendmsg->payload.userStats->from_client->good = target->cryptState.uiGood;
+ sendmsg->payload.userStats->from_client->has_late = true;
+ sendmsg->payload.userStats->from_client->late = target->cryptState.uiLate;
+ sendmsg->payload.userStats->from_client->has_lost = true;
+ sendmsg->payload.userStats->from_client->lost = target->cryptState.uiLost;
+ sendmsg->payload.userStats->from_client->has_resync = true;
+ sendmsg->payload.userStats->from_client->resync = target->cryptState.uiResync;
+
+ sendmsg->payload.userStats->from_server->has_good = true;
+ sendmsg->payload.userStats->from_server->good = target->cryptState.uiRemoteGood;
+ sendmsg->payload.userStats->from_server->has_late = true;
+ sendmsg->payload.userStats->from_server->late = target->cryptState.uiRemoteLate;
+ sendmsg->payload.userStats->from_server->has_lost = true;
+ sendmsg->payload.userStats->from_server->lost = target->cryptState.uiRemoteLost;
+ sendmsg->payload.userStats->from_server->has_resync = true;
+ sendmsg->payload.userStats->from_server->resync = target->cryptState.uiRemoteResync;
+
+ sendmsg->payload.userStats->has_udp_packets = true;
+ sendmsg->payload.userStats->udp_packets = target->UDPPackets;
+ sendmsg->payload.userStats->has_udp_ping_avg = true;
+ sendmsg->payload.userStats->udp_ping_avg = target->UDPPingAvg;
+ sendmsg->payload.userStats->has_udp_ping_var = true;
+ sendmsg->payload.userStats->udp_ping_var = target->UDPPingVar;
+
+ sendmsg->payload.userStats->has_tcp_ping_avg = true;
+ sendmsg->payload.userStats->tcp_ping_avg = target->TCPPingAvg;
+ sendmsg->payload.userStats->has_tcp_ping_var = true;
+ sendmsg->payload.userStats->tcp_ping_var = target->TCPPingVar;
+ sendmsg->payload.userStats->has_tcp_packets = true;
+ sendmsg->payload.userStats->tcp_packets = target->TCPPackets;
+
+ if (details) {
+
+ sendmsg->payload.userStats->version->has_version = true;
+ sendmsg->payload.userStats->version->version = target->version;
+ sendmsg->payload.userStats->version->release = strdup(target->release);
+ sendmsg->payload.userStats->version->os = strdup(target->os);
+ sendmsg->payload.userStats->version->os_version = strdup(target->os_version);
+
+ sendmsg->payload.userStats->n_celt_versions = target->codec_count;
+ sendmsg->payload.userStats->celt_versions = malloc(sizeof(int32_t) * target->codec_count);
+ if (!sendmsg->payload.userStats->celt_versions)
+ Log_fatal("Out of memory");
+ i = 0;
+ while (Client_codec_iterate(target, &codec_itr) != NULL)
+ sendmsg->payload.userStats->celt_versions[i++] = codec_itr->codec;
+
+ /* Address */
+ sendmsg->payload.userStats->has_address = true;
+ sendmsg->payload.userStats->address.data = malloc(sizeof(uint8_t) * 16);
+ if (!sendmsg->payload.userStats->address.data)
+ Log_fatal("Out of memory");
+ memset(sendmsg->payload.userStats->address.data, 0, 16);
+ /* ipv4 representation as ipv6 address. Supposedly correct. */
+ memcpy(&sendmsg->payload.userStats->address.data[12], &target->remote_tcp.sin_addr, 4);
+ sendmsg->payload.userStats->address.len = 16;
+ }
+ /* BW */
+ sendmsg->payload.userStats->has_bandwidth = true;
+ sendmsg->payload.userStats->bandwidth = target->availableBandwidth;
+
+ /* Onlinesecs */
+ sendmsg->payload.userStats->has_onlinesecs = true;
+ sendmsg->payload.userStats->onlinesecs = Timer_elapsed(&target->connectTime) / 1000000LL;
+ /* Idlesecs */
+ sendmsg->payload.userStats->has_idlesecs = true;
+ sendmsg->payload.userStats->idlesecs = Timer_elapsed(&target->idleTime) / 1000000LL;
+ Client_send_message(client, sendmsg);
+ }
+ break;
/* Permission denied for all these messages. Not implemented. */
case ChannelRemove:
case ContextAction: