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engine: client: idenitification: add /etc/machine-id

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This commit is contained in:
Alibek Omarov
2026-03-05 06:06:52 +05:00
parent 32d73e62f4
commit dac77ec0af
1 changed files with 31 additions and 13 deletions
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44
engine/client/identification.c
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@@ -165,6 +165,8 @@ static void ID_VerifyHEX_f( void )
}
#if XASH_LINUX
// TODO: do modern Linux even expose CPU serial number?
// if not, remove this
static qboolean ID_ProcessCPUInfo( bloomfilter_t *value )
{
int cpuinfofd = open( "/proc/cpuinfo", O_RDONLY );
@@ -174,8 +176,11 @@ static qboolean ID_ProcessCPUInfo( bloomfilter_t *value )
if( cpuinfofd < 0 )
return false;
if( (ret = read( cpuinfofd, buffer, 1023 ) ) < 0 )
if(( ret = read( cpuinfofd, buffer, sizeof( buffer ) - 1 )) < 0 )
{
close( cpuinfofd );
return false;
}
close( cpuinfofd );
@@ -184,15 +189,13 @@ static qboolean ID_ProcessCPUInfo( bloomfilter_t *value )
if( !ret )
return false;
pbuf = Q_strstr( buffer, "Serial" );
pbuf = Q_stristr( buffer, "Serial" );
if( !pbuf )
return false;
pbuf += 6;
if( ( pbuf2 = Q_strchr( pbuf, '\n' ) ) )
*pbuf2 = 0;
else
pbuf2 = pbuf + Q_strlen( pbuf );
pbuf2 = Q_strchrnul( pbuf, '\n' );
*pbuf2 = 0;
if( !ID_VerifyHEX( pbuf ) )
return false;
@@ -302,8 +305,11 @@ static qboolean ID_ProcessFile( bloomfilter_t *value, const char *path )
if( fd < 0 )
return false;
if( (ret = read( fd, buffer, 255 ) ) < 0 )
if(( ret = read( fd, buffer, sizeof( buffer ) - 1 )) < 0 )
{
close( fd );
return false;
}
close( fd );
@@ -522,7 +528,7 @@ static bloomfilter_t ID_GenerateRawId( void )
int count = 0;
#if XASH_LINUX
#if XASH_ANDROID && !XASH_DEDICATED
#if XASH_ANDROID
{
const char *androidid = Android_GetAndroidID();
if( androidid && ID_VerifyHEX( androidid ) )
@@ -531,7 +537,11 @@ static bloomfilter_t ID_GenerateRawId( void )
count ++;
}
}
#endif
#else // !XASH_ANDROID
// most systemd/Linux distros expose this file
count += ID_ProcessFile( &value, "/etc/machine-id" );
#endif // !XASH_ANDROID
count += ID_ProcessCPUInfo( &value );
count += ID_ProcessFiles( &value, "/sys/block", "device/cid" );
count += ID_ProcessNetDevices( &value );
@@ -563,7 +573,7 @@ static uint ID_CheckRawId( bloomfilter_t filter )
int count = 0;
#if XASH_LINUX
#if XASH_ANDROID && !XASH_DEDICATED
#if XASH_ANDROID
{
const char *androidid = Android_GetAndroidID();
if( androidid && ID_VerifyHEX( androidid ) )
@@ -573,7 +583,15 @@ static uint ID_CheckRawId( bloomfilter_t filter )
value = 0;
}
}
#endif
#else // !XASH_ANDROID
// most systemd/Linux distros expose this file
if( ID_ProcessFile( &value, "/etc/machine-id" ))
{
count += (filter & value) == value;
value = 0;
}
#endif // !XASH_ANDROID
count += ID_CheckNetDevices( filter );
count += ID_CheckFiles( filter, "/sys/block", "device/cid" );
if( ID_ProcessCPUInfo( &value ) )
@@ -622,7 +640,7 @@ static void ID_Check( void )
{
id = 0;
#if 0
Msg( "%s: fail %d\n", __func__, weight );
Con_Printf( "%s: "S_RED"fail"S_DEFAULT" %d\n", __func__, weight );
#endif
return;
}
@@ -630,7 +648,7 @@ static void ID_Check( void )
if( ID_CheckRawId( id ) < mincount )
id = 0;
#if 0
Msg( "%s: success %d\n", __func__, weight );
Con_Printf( "%s: "S_GREEN"success"S_DEFAULT" %d\n", __func__, weight );
#endif
}