/*
* Called when link closing with auth fail
*/
int
authfail_main(int argc, char **argv)
{
char *wan_ifname = safe_getenv("IFNAME");
char *wan_linkname = safe_getenv("LINKNAME");
char tmp[100], prefix[] = "wanXXXXXXXXXX_";
int unit;
_dprintf("%s():: %s\n", __FUNCTION__, argv[0]);
/* Get unit from LINKNAME: ppp[UNIT] */
if ((unit = ppp_linkunit(wan_linkname)) < 0)
return 0;
_dprintf("%s: unit=%d ifname=%s\n", __FUNCTION__, unit, wan_ifname);
snprintf(prefix, sizeof(prefix), "wan%d_", unit);
/* Stop triggering demand connection */
if (nvram_get_int(strcat_r(prefix, "pppoe_demand", tmp)))
nvram_set_int(strcat_r(prefix, "pppoe_demand", tmp), 1);
// override wan_state
update_wan_state(prefix, WAN_STATE_STOPPED, WAN_STOPPED_REASON_PPP_AUTH_FAIL);
_dprintf("%s:: done\n", __FUNCTION__);
return 0;
}
/*
* Called when link goes down
*/
int
ipdown_main(int argc, char **argv)
{
char *wan_ifname = safe_getenv("IFNAME");
char *wan_linkname = safe_getenv("LINKNAME");
char tmp[100], prefix[] = "wanXXXXXXXXXX_";
int unit;
_dprintf("%s():: %s\n", __FUNCTION__, argv[0]);
/* Get unit from LINKNAME: ppp[UNIT] */
if ((unit = ppp_linkunit(wan_linkname)) < 0)
return 0;
_dprintf("%s: unit=%d ifname=%s\n", __FUNCTION__, unit, wan_ifname);
snprintf(prefix, sizeof(prefix), "wan%d_", unit);
#ifdef RTCONFIG_IPV6
wait_ppp_count = -2;
#endif
wan_down(wan_ifname);
// override wan_state to get real reason
update_wan_state(prefix, WAN_STATE_STOPPED, pppstatus());
unlink(strcat_r("/tmp/ppp/link.", wan_ifname, tmp));
preset_wan_routes(wan_ifname);
_dprintf("%s:: done\n", __FUNCTION__);
return 0;
}
/*
* Called when interface comes up
*/
int
ippreup_main(int argc, char **argv)
{
char *wan_ifname = safe_getenv("IFNAME");
char *wan_linkname = safe_getenv("LINKNAME");
char tmp[100], prefix[] = "wanXXXXXXXXXX_";
int unit;
_dprintf("%s():: %s\n", __FUNCTION__, argv[0]);
/* Get unit from LINKNAME: ppp[UNIT] */
if ((unit = ppp_linkunit(wan_linkname)) < 0)
return 0;
_dprintf("%s: unit=%d ifname=%s\n", __FUNCTION__, unit, wan_ifname);
snprintf(prefix, sizeof(prefix), "wan%d_", unit);
/* Set wanX_pppoe_ifname to real interface name */
nvram_set(strcat_r(prefix, "pppoe_ifname", tmp), wan_ifname);
/* Start triggering demand connection */
if (nvram_get_int(strcat_r(prefix, "pppoe_demand", tmp)))
nvram_set_int(strcat_r(prefix, "pppoe_demand", tmp), 2);
_dprintf("%s:: done\n", __FUNCTION__);
return 0;
}
/*
* Called when link comes up
*/
int
ipup_main(int argc, char **argv)
{
FILE *fp;
char *wan_ifname = safe_getenv("IFNAME");
char *wan_linkname = safe_getenv("LINKNAME");
char tmp[100], prefix[] = "wanXXXXXXXXXX_";
char buf[256], *value;
int unit;
_dprintf("%s():: %s\n", __FUNCTION__, argv[0]);
/* Get unit from LINKNAME: ppp[UNIT] */
if ((unit = ppp_linkunit(wan_linkname)) < 0)
return 0;
_dprintf("%s: unit=%d ifname=%s\n", __FUNCTION__, unit, wan_ifname);
snprintf(prefix, sizeof(prefix), "wan%d_", unit);
/* Stop triggering demand connection */
if (nvram_get_int(strcat_r(prefix, "pppoe_demand", tmp)))
nvram_set_int(strcat_r(prefix, "pppoe_demand", tmp), 1);
#ifdef RTCONFIG_USB_MODEM
// wanX_ifname is used for device for USB Modem
if ((value = getenv("DEVICE")) &&
(isSerialNode(value) || isACMNode(value)))
nvram_set(strcat_r(prefix, "ifname", tmp), value);
#endif
/* Touch connection file */
if (!(fp = fopen(strcat_r("/tmp/ppp/link.", wan_ifname, tmp), "a"))) {
perror(tmp);
return errno;
}
fclose(fp);
if ((value = getenv("IPLOCAL"))) {
if (nvram_invmatch(strcat_r(prefix, "ipaddr", tmp), value))
ifconfig(wan_ifname, IFUP, "0.0.0.0", NULL);
_ifconfig(wan_ifname, IFUP, value, "255.255.255.255", getenv("IPREMOTE"));
nvram_set(strcat_r(prefix, "ipaddr", tmp), value);
nvram_set(strcat_r(prefix, "netmask", tmp), "255.255.255.255");
}
if ((value = getenv("IPREMOTE")))
nvram_set(strcat_r(prefix, "gateway", tmp), value);
strcpy(buf, "");
if ((value = getenv("DNS1")))
sprintf(buf, "%s", value);
if ((value = getenv("DNS2")))
sprintf(buf + strlen(buf), "%s%s", strlen(buf) ? " " : "", value);
/* empty DNS means they either were not requested or peer refused to send them.
* lift up underlying xdns value instead, keeping "dns" filled */
if (strlen(buf) == 0)
sprintf(buf, "%s", nvram_safe_get(strcat_r(prefix, "xdns", tmp)));
nvram_set(strcat_r(prefix, "dns", tmp), buf);
wan_up(wan_ifname);
_dprintf("%s:: done\n", __FUNCTION__);
return 0;
}
/*
* Called when link comes up
*/
int
ipup_main(int argc, char **argv)
{
FILE *fp;
char *wan_ifname = safe_getenv("IFNAME");
char *wan_linkname = safe_getenv("LINKNAME");
char tmp[100], prefix[] = "wanXXXXXXXXXX_";
char buf[256], *value;
int unit;
_dprintf("%s():: %s\n", __FUNCTION__, argv[0]);
/* Get unit from LINKNAME: ppp[UNIT] */
if ((unit = ppp_linkunit(wan_linkname)) < 0)
return 0;
_dprintf("%s: unit=%d ifname=%s\n", __FUNCTION__, unit, wan_ifname);
snprintf(prefix, sizeof(prefix), "wan%d_", unit);
/* Stop triggering demand connection */
if (nvram_get_int(strcat_r(prefix, "pppoe_demand", tmp)))
nvram_set_int(strcat_r(prefix, "pppoe_demand", tmp), 1);
#ifdef RTCONFIG_USB_MODEM
// wanX_ifname is used for device for USB Modem
if ((value = getenv("DEVICE")) &&
(isSerialNode(value) || isACMNode(value)))
nvram_set(strcat_r(prefix, "ifname", tmp), value);
#endif
/* Touch connection file */
if (!(fp = fopen(strcat_r("/tmp/ppp/link.", wan_ifname, tmp), "a"))) {
perror(tmp);
return errno;
}
fclose(fp);
if ((value = getenv("IPLOCAL"))) {
if (nvram_invmatch(strcat_r(prefix, "ipaddr", tmp), value))
ifconfig(wan_ifname, IFUP, "0.0.0.0", NULL);
_ifconfig(wan_ifname, IFUP, value, "255.255.255.255", getenv("IPREMOTE"));
nvram_set(strcat_r(prefix, "ipaddr", tmp), value);
nvram_set(strcat_r(prefix, "netmask", tmp), "255.255.255.255");
}
if ((value = getenv("IPREMOTE")))
nvram_set(strcat_r(prefix, "gateway", tmp), value);
#ifdef RTCONFIG_DSL
/* Paul add 2013/1/23, only for Auto DNS and 3G/4G */
if (!nvram_match(strcat_r(prefix, "dnsenable_x", tmp), "0")) {
#endif
strcpy(buf, "");
if ((value = getenv("DNS1")))
sprintf(buf, "%s", value);
if ((value = getenv("DNS2")))
sprintf(buf + strlen(buf), "%s%s", strlen(buf) ? " " : "", value);
/* set PPP DNS, no DNS/usepeerdns forces update_resolvconf use xdns value */
nvram_set(strcat_r(prefix, "dns", tmp), buf);
#ifdef RTCONFIG_DSL
}
#endif
wan_up(wan_ifname);
_dprintf("%s:: done\n", __FUNCTION__);
return 0;
}
