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validate initial message correctly when comms heartbeat not being

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used; improve logging.
This commit is contained in:
ehouse 2009-02-07 18:14:28 +00:00
parent 42b314966b
commit 43982e1a07
2 changed files with 72 additions and 39 deletions
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54
xwords4/common/comms.c
View file

@ -341,6 +341,7 @@ comms_destroy( CommsCtxt* comms )
void
comms_setConnID( CommsCtxt* comms, XP_U32 connID )
{
XP_ASSERT( CONN_ID_NONE != connID );
comms->connID = connID;
XP_STATUSF( "%s: set connID to %lx", __func__, connID );
} /* comms_setConnID */
@ -663,7 +664,7 @@ comms_getInitialAddr( CommsAddrRec* addr )
addr->u.ip_relay.ipAddr = 0L; /* force 'em to set it */
addr->u.ip_relay.port = 10999;
{
char* name = "eehouse.org";
char* name = RELAY_NAME_DEFAULT;
XP_MEMCPY( addr->u.ip_relay.hostName, name, XP_STRLEN(name)+1 );
}
addr->u.ip_relay.cookie[0] = '\0';
@ -954,6 +955,33 @@ comms_resendAll( CommsCtxt* comms )
} /* comms_resend */
#ifdef XWFEATURE_RELAY
# ifdef DEBUG
static const char*
relayCmdToStr( XWRELAY_Cmd cmd )
{
# define CASESTR(s) case s: return #s
switch( cmd ) {
CASESTR( XWRELAY_NONE );
CASESTR( XWRELAY_GAME_CONNECT );
CASESTR( XWRELAY_GAME_RECONNECT );
CASESTR( XWRELAY_GAME_DISCONNECT );
CASESTR( XWRELAY_CONNECT_RESP );
CASESTR( XWRELAY_RECONNECT_RESP );
CASESTR( XWRELAY_ALLHERE );
CASESTR( XWRELAY_DISCONNECT_YOU );
CASESTR( XWRELAY_DISCONNECT_OTHER );
CASESTR( XWRELAY_CONNECTDENIED );
CASESTR( XWRELAY_HEARTBEAT );
CASESTR( XWRELAY_MSG_FROMRELAY );
CASESTR( XWRELAY_MSG_TORELAY );
default: return "<unknown>";
}
}
# else
# define relayCmdToStr( cmd )
# endif
static XP_Bool
relayPreProcess( CommsCtxt* comms, XWStreamCtxt* stream, XWHostID* senderID )
{
@ -965,6 +993,7 @@ relayPreProcess( CommsCtxt* comms, XWStreamCtxt* stream, XWHostID* senderID )
/* nothing for us to do here if not using relay */
XWRELAY_Cmd cmd = stream_getU8( stream );
XP_LOGF( "%s(%s)", __func__, relayCmdToStr( cmd ) );
switch( cmd ) {
case XWRELAY_CONNECT_RESP:
@ -973,8 +1002,7 @@ relayPreProcess( CommsCtxt* comms, XWStreamCtxt* stream, XWHostID* senderID )
comms->r.heartbeat = stream_getU16( stream );
comms->r.cookieID = stream_getU16( stream );
comms->r.myHostID = (XWHostID)stream_getU8( stream );
XP_LOGF( "got XWRELAY_CONNECTRESP; set cookieID = %d; "
"set hostid: %x",
XP_LOGF( "set cookieID = %d; set hostid: %x",
comms->r.cookieID, comms->r.myHostID );
setHeartbeatTimer( comms );
break;
@ -1021,7 +1049,6 @@ relayPreProcess( CommsCtxt* comms, XWStreamCtxt* stream, XWHostID* senderID )
case XWRELAY_DISCONNECT_YOU: /* Close socket for this? */
case XWRELAY_CONNECTDENIED: /* Close socket for this? */
XP_LOGF( "XWRELAY_DISCONNECT_YOU|XWRELAY_CONNECTDENIED" );
relayErr = stream_getU8( stream );
util_userError( comms->util, ERR_RELAY_BASE + relayErr );
comms->r.relayState = COMMS_RELAYSTATE_UNCONNECTED;
@ -1174,10 +1201,13 @@ validateInitialMessage( CommsCtxt* comms,
const CommsAddrRec* addr, XWHostID senderID,
XP_PlayerAddr* channelNo )
{
#ifdef COMMS_HEARTBEAT
XP_Bool addRec = XP_FALSE;
AddressRecord* rec = getRecordFor( comms, addr, *channelNo );
AddressRecord* rec = NULL;
LOG_FUNC();
if ( 0 ) {
#ifdef COMMS_HEARTBEAT
} else if ( comms->doHeartbeat ) {
XP_Bool addRec = XP_FALSE;
rec = getRecordFor( comms, addr, *channelNo );
if ( hasPayload ) {
if ( rec ) {
@ -1206,10 +1236,9 @@ validateInitialMessage( CommsCtxt* comms,
rec = NULL;
}
}
LOG_RETURNF( XP_P, rec );
return rec;
#else
AddressRecord* rec = getRecordFor( comms, addr, *channelNo );
#endif
} else {
rec = getRecordFor( comms, addr, *channelNo );
if ( !!rec ) {
rec = NULL; /* reject: we've already seen init message on channel */
} else {
@ -1219,8 +1248,9 @@ validateInitialMessage( CommsCtxt* comms,
}
rec = rememberChannelAddress( comms, *channelNo, senderID, addr );
}
}
LOG_RETURNF( XP_P, rec );
return rec;
#endif
} /* validateInitialMessage */
/* Messages with established connIDs are valid only if they have the msgID

3
xwords4/common/comtypes.h
View file

@ -158,6 +158,9 @@ typedef struct CommonPrefs {
#define OFFSET_OF(typ,var) ((XP_U16)&(((typ*) 0)->var))
#ifndef RELAY_NAME_DEFAULT
# define RELAY_NAME_DEFAULT "eehouse.org"
#endif
#ifdef MEM_DEBUG
# define XP_MALLOC(pool,nbytes) \