static int check_proctable_entry(MPIR_PROCDESC *e)
{
int i;
char *c;
if (e->pid == 0)
return 0;
if (e->host_name == NULL || *e->host_name == '\0')
return 0;
if (e->executable_name == NULL)
return 0;
for (i = 0, c = e->host_name; i < 255 && *c != '\0'; i++, c++) {
if (!IS_HOSTCHAR(*c))
return 0;
}
if (i == 255)
return 0;
return 1;
}
static const char *syslog_parse_structured_data(nx_logdata_t *logdata, const char *string)
{
const char *ptr = string;
char sd_name[40];
int i;
int sd_namelen;
for ( ; *ptr != '\0'; ptr++ )
{
for ( ; *ptr == ' '; ptr++ ); // skip space
if ( *ptr != '[' )
{ // no SD-ELEMENT found
return ( ptr );
}
ptr++;
for ( ; *ptr == ' '; ptr++ ); // skip space
sd_namelen = 0;
for ( i = 0; *ptr != '\0'; i++, ptr++ )
{
if ( i >= (int) sizeof(sd_name) - 1 )
{
break;
}
if ( (*ptr == '=') || (*ptr == ' ') || (*ptr == '"') || (*ptr == ']') )
{
if ( sd_namelen == 0 )
{
sd_namelen = i;
}
break;
}
if ( *ptr == '@' )
{ // ignore enterprise number and the at mark
sd_namelen = i;
sd_name[i] = '\0';
}
else if ( IS_HOSTCHAR(*ptr) )
{
sd_name[i] = *ptr;
}
else
{
sd_name[i] = '_';
}
}
sd_name[i] = '\0';
if ( *ptr == '\0' )
{
return ( string );
}
ptr++;
if ( strcmp(sd_name, "NXLOG") == 0 )
{
sd_name[0] = '\0';
sd_namelen = 0;
}
if ( (ptr = syslog_parse_sd_params(logdata, sd_name, (size_t) sd_namelen, ptr)) == NULL )
{
return ( string );
}
for ( ; *ptr == ' '; ptr++ ); // skip space
if ( *ptr != ']' )
{ // missing closing bracket, invalid SD-ELEMENT
return ( string );
}
}
return ( ptr );
}
static const char *syslog_parse_sd_params(nx_logdata_t *logdata,
const char *sd_name,
size_t sd_namelen,
const char *string)
{
nx_string_t *param_value = NULL;
char param_name[80];
const char *ptr = string;
int i;
nx_value_t *value;
if ( sd_namelen > 0 )
{
ASSERT(sd_namelen < sizeof(param_name) / 2);
memcpy(param_name, sd_name, sd_namelen);
param_name[sd_namelen] = '.';
sd_namelen++;
}
for ( ; *ptr != '\0'; ptr++ )
{
for ( ; *ptr == ' '; ptr++ ); // skip space
if ( *ptr == ']' )
{
break;
}
// parse param-name
for ( i = (int) sd_namelen; *ptr != '\0'; i++, ptr++ )
{
if ( i >= (int) sizeof(param_name) - 1 )
{
break;
}
if ( (*ptr == '=') || (*ptr == ' ') || (*ptr == '"') || (*ptr == ']') )
{
break;
}
if ( IS_HOSTCHAR(*ptr) )
{
param_name[i] = *ptr;
}
else
{
param_name[i] = '_';
}
}
param_name[i] = '\0';
if ( *ptr != '=' )
{
return ( NULL );
}
ptr++;
if ( *ptr != '"' )
{
return ( NULL );
}
ptr++;
param_value = nx_string_new_size(50);
// parse param-value
for ( i = 0; *ptr != '\0'; i++, ptr++ )
{
//FIXME: this needs to be utf-8 aware
if ( *ptr == '\\' )
{
if ( (ptr[1] == '\\') || (ptr[1] == '"') || (ptr[1] == ']') )
{
ptr++;
nx_string_append(param_value, ptr, 1);
}
}
else if ( *ptr == '"' )
{
break;
}
else
{
nx_string_append(param_value, ptr, 1);
}
if ( param_value->len >= 1024*64 )
{ // 64K limit
nx_string_free(param_value);
return ( NULL );
}
}
if ( *ptr != '"' )
{
if ( param_value != NULL )
{
nx_string_free(param_value);
}
return ( NULL );
}
value = nx_value_new(NX_VALUE_TYPE_STRING);
value->string = param_value;
nx_logdata_set_field_value(logdata, param_name, value);
}
return ( ptr );
}
boolean nx_syslog_parse_rfc3164(nx_logdata_t *logdata,
const char *string,
size_t stringlen)
{
boolean retval = TRUE;
const char *ptr, *hoststart = NULL, *hostend = NULL;
const char *appstart = NULL, *append = NULL;
const char *msgstart = NULL, *msgend = NULL;
const char *pidstart = NULL, *pidend = NULL;
apr_time_t date;
boolean got_date = FALSE;
boolean got_pri = FALSE;
ASSERT(logdata != NULL);
ASSERT(string != NULL);
if ( stringlen <= 0 )
{
stringlen = strlen(string);
}
msgend = string + stringlen;
ptr = parse_syslog_priority(string, logdata, &retval);
got_pri = retval;
msgstart = ptr;
if ( nx_date_parse(&date, ptr, &ptr) != APR_SUCCESS )
{
nx_logdata_set_datetime(logdata, "EventTime", apr_time_now());
for ( appstart = ptr; IS_TAGCHAR(*ptr); ptr++ );
append = ptr;
}
else
{ // date ok
got_date = TRUE;
for ( ; *ptr == ' '; ptr++ ); // skip space
msgstart = ptr;
for ( hoststart = ptr; IS_HOSTCHAR(*ptr); ptr++ );
if ( hoststart == ptr )
{ //no host
hoststart = NULL;
}
else if ( *ptr == '\0' )
{ // line ends after host
msgstart = NULL;
hostend = ptr;
}
else if ( *ptr == '[' )
{ //app instead of host
hoststart = NULL;
appstart = msgstart;
}
else if ( (*ptr != ' ') && (*ptr != ':') )
{
msgstart = hoststart;
hoststart = NULL;
}
else
{ // got host
hostend = ptr;
msgstart = ptr;
if ( *ptr == ':' )
{ // no host
appstart = hoststart;
hoststart = NULL;
append = hostend;
hostend = NULL;
}
else
{
for ( ; *ptr == ' '; ptr++ ); // skip space
for ( appstart = ptr; IS_TAGCHAR(*ptr); ptr++ );
msgstart = ptr;
}
}
}
if ( (got_date == TRUE) || (got_pri = TRUE) )
{
if ( (appstart != NULL) && (*appstart == '[') )
{
appstart = NULL;
}
else if ( appstart == NULL )
{
// ignore pid
}
else if ( *ptr == '[' )
{ // pid
append = ptr;
ptr++;
pidstart = ptr;
for ( ; *ptr != '\0'; ptr++ )
{
if ( (*ptr == ']') || (*ptr == ' ') )
{
break;
}
}
msgstart = appstart;
if ( *ptr == ']' )
{
pidend = ptr;
ptr++;
}
else
{
pidend = NULL;
}
if ( *ptr == ':' )
{
ptr++;
}
else
{
pidend = NULL;
}
if ( *ptr == ' ' )
{
ptr++;
}
if ( pidend == NULL )
{
appstart = NULL;
append = NULL;
}
if ( appstart != NULL )
{
msgstart = ptr;
}
}
else if ( *ptr == ':')
{
append = ptr;
ptr++;
if ( *ptr == ' ' )
{
ptr++;
}
if ( appstart != NULL )
{
msgstart = ptr;
}
}
else
{
msgstart = appstart;
appstart = NULL;
}
}
else
{
appstart = NULL;
}
set_syslog_hostname(logdata, hoststart, hostend);
if ( got_date == TRUE )
{
nx_date_fix_year(&date);
set_syslog_timestamp(logdata, date);
}
set_syslog_appname(logdata, appstart, append);
set_syslog_procid(logdata, pidstart, pidend);
set_syslog_message(logdata, msgstart, msgend);
return ( retval );
}
