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import of dnsmasq-2.6.tar.gz

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This commit is contained in:
Simon Kelley
2004-04-03 21:10:00 +01:00
parent 8a911ccc75
commit 33820b7ed9
16 changed files with 865 additions and 365 deletions
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37
src/dnsmasq.c
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@@ -71,7 +71,7 @@ int main (int argc, char **argv)
int leasefd = -1, dhcpfd = -1, dhcp_raw_fd = -1;
struct sigaction sigact;
sigset_t sigmask;
sighup = 1; /* init cache the first time through */
sigusr1 = 0; /* but don't dump */
sigterm = 0; /* or die */
@@ -120,17 +120,14 @@ int main (int argc, char **argv)
#endif
if (!lease_file)
lease_file = LEASEFILE;
else
{
if (!dhcp)
{
complain("********* dhcp-lease option set, but not dhcp-range.", NULL);
complain("********* Are you trying to use the obsolete ISC dhcpd integration?", NULL);
complain("********* Please configure the dnsmasq integrated DHCP server by using", NULL);
complain("********* the \"dhcp-range\" option, and remove any other DHCP server.", NULL);
}
if (dhcp)
lease_file = LEASEFILE;
}
#ifndef HAVE_ISC_READER
else if (!dhcp)
die("ISC dhcpd integration not available: set HAVE_ISC_READER in src/config.h", NULL);
#endif
interfaces = enumerate_interfaces(if_names, if_addrs, if_except, port);
if (options & OPT_NOWILD)
@@ -152,11 +149,6 @@ int main (int argc, char **argv)
{
dhcp_init(&dhcpfd, &dhcp_raw_fd);
leasefd = lease_init(lease_file, domain_suffix, dnamebuff, packet, now, maxleases);
if (options & OPT_ETHERS)
dhcp_configs = dhcp_read_ethers(dhcp_configs, dnamebuff);
lease_update_from_configs(dhcp_configs, domain_suffix); /* must follow cache_init and lease_init */
lease_update_file(0, now);
lease_update_dns();
}
setbuf(stdout, NULL);
@@ -248,7 +240,10 @@ int main (int argc, char **argv)
sprintf(packet, "infinite");
else
sprintf(packet, "%ds", (int)dhcp_tmp->lease_time);
syslog(LOG_INFO, "DHCP, IP range %s -- %s, lease time %s",
syslog(LOG_INFO,
dhcp_tmp->start.s_addr == dhcp_tmp->end.s_addr ?
"DHCP, static leases only on %.0s%s, lease time %s" :
"DHCP, IP range %s -- %s, lease time %s",
dnamebuff, inet_ntoa(dhcp_tmp->end), packet);
}
@@ -271,6 +266,8 @@ int main (int argc, char **argv)
cache_reload(options, dnamebuff, domain_suffix, addn_hosts);
if (dhcp)
{
if (options & OPT_ETHERS)
dhcp_configs = dhcp_read_ethers(dhcp_configs, dnamebuff);
dhcp_update_configs(dhcp_configs);
lease_update_from_configs(dhcp_configs, domain_suffix);
lease_update_file(0, now);
@@ -350,11 +347,17 @@ int main (int argc, char **argv)
if (last == 0 || difftime(now, last) > 1.0)
{
last = now;
#ifdef HAVE_ISC_READER
if (lease_file && !dhcp)
load_dhcp(lease_file, domain_suffix, now, dnamebuff);
#endif
if (!(options & OPT_NO_POLL))
{
struct resolvc *res = resolv, *latest = NULL;
time_t last_change = 0;
struct stat statbuf;
time_t last_change = 0;
/* There may be more than one possible file.
Go through and find the one which changed _last_.
Warn of any which can't be read. */