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conf: add directives to specify interfaces for binding sockets

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Add binddevice, bindacqdevice, and bindcmddevice directive to specify
the interface for binding the NTP server, NTP client, and command socket
respectively.
This commit is contained in:
Miroslav Lichvar
2020-06-30 12:27:10 +02:00
parent 4ef944b734
commit c4a2550518
6 changed files with 96 additions and 12 deletions
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38
conf.c
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@@ -192,6 +192,11 @@ static IPAddr bind_acq_address4, bind_acq_address6;
the loopback address will be used */
static IPAddr bind_cmd_address4, bind_cmd_address6;
/* Interface names to bind the NTP server, NTP client, and command socket */
static char *bind_ntp_iface = NULL;
static char *bind_acq_iface = NULL;
static char *bind_cmd_iface = NULL;
/* Path to the Unix domain command socket. */
static char *bind_cmd_path = NULL;
@@ -422,6 +427,9 @@ CNF_Finalise(void)
Free(keys_file);
Free(leapsec_tz);
Free(logdir);
Free(bind_ntp_iface);
Free(bind_acq_iface);
Free(bind_cmd_iface);
Free(bind_cmd_path);
Free(ntp_signd_socket);
Free(pidfile);
@@ -511,10 +519,16 @@ CNF_ParseLine(const char *filename, int number, char *line)
parse_authselectmode(p);
} else if (!strcasecmp(command, "bindacqaddress")) {
parse_bindacqaddress(p);
} else if (!strcasecmp(command, "bindacqdevice")) {
parse_string(p, &bind_acq_iface);
} else if (!strcasecmp(command, "bindaddress")) {
parse_bindaddress(p);
} else if (!strcasecmp(command, "bindcmdaddress")) {
parse_bindcmdaddress(p);
} else if (!strcasecmp(command, "bindcmddevice")) {
parse_string(p, &bind_cmd_iface);
} else if (!strcasecmp(command, "binddevice")) {
parse_string(p, &bind_ntp_iface);
} else if (!strcasecmp(command, "broadcast")) {
parse_broadcast(p);
} else if (!strcasecmp(command, "clientloglimit")) {
@@ -2228,6 +2242,30 @@ CNF_GetBindAcquisitionAddress(int family, IPAddr *addr)
/* ================================================== */
char *
CNF_GetBindNtpInterface(void)
{
return bind_ntp_iface;
}
/* ================================================== */
char *
CNF_GetBindAcquisitionInterface(void)
{
return bind_acq_iface;
}
/* ================================================== */
char *
CNF_GetBindCommandInterface(void)
{
return bind_cmd_iface;
}
/* ================================================== */
char *
CNF_GetBindCommandPath(void)
{