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Code reorganisation: make sure that the service name is only queried

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when it is needed, i.e. when we are sending to or receiving from the
network
This commit is contained in:
Joey Schulze 2008-05-07 21:00:39 +00:00
parent c5f9d2cd50
commit 94e0cb4f54
1 changed files with 28 additions and 16 deletions
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44
syslogd.c
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@ -782,7 +782,7 @@ char *LocalDomain; /* our local domain name */
char *emptystring = "";
int InetInuse = 0; /* non-zero if INET sockets are being used */
int finet = -1; /* Internet datagram socket */
int LogPort; /* port number for INET connections */
int LogPort = 0; /* port number for INET connections */
int Initialized = 0; /* set when we have initialized ourselves */
int MarkInterval = 20 * 60; /* interval between marks in seconds */
int MarkSeq = 0; /* mark sequence number */
@ -1249,6 +1249,23 @@ static int create_unix_socket(const char *path)
#endif
#ifdef SYSLOG_INET
int getlogport()
{
struct servent *sp;
sp = getservbyname("syslog", "udp");
if (sp == NULL) {
if (errno == ENOENT) {
errno = 0;
logerror("The file /etc/services does not seem exist.");
}
errno = 0;
logerror("network logging disabled (syslog/udp service unknown).");
logerror("see syslogd(8) for details of whether and how to enable it.");
return -1;
} else
return sp->s_port;
}
static int create_inet_socket()
{
int fd, on = 1;
@ -1261,6 +1278,12 @@ static int create_inet_socket()
return fd;
}
if (!LogPort)
LogPort = getlogport();
if (LogPort == -1)
return -1;
memset(&sin, 0, sizeof(sin));
sin.sin_family = AF_INET;
sin.sin_port = LogPort;
@ -2295,22 +2318,8 @@ void init()
#else
char cline[BUFSIZ];
#endif
struct servent *sp;
struct hostent *hent;
sp = getservbyname("syslog", "udp");
if (sp == NULL) {
if (errno == ENOENT) {
errno = 0;
logerror("The file /etc/services does not seem exist.");
}
errno = 0;
logerror("network logging disabled (syslog/udp service unknown).");
logerror("see syslogd(8) for details of whether and how to enable it.");
LogPort = 0;
} else
LogPort = sp->s_port;
/*
* Close all open log files and free log descriptor array.
*/
@ -2740,7 +2749,10 @@ void cfline(line, f)
{
case '@':
#ifdef SYSLOG_INET
if (!LogPort) {
if (!LogPort)
LogPort = getlogport();
if (LogPort == -1) {
f->f_type = F_UNUSED;
logerror("Forward rule without networking enabled");
break;