static int bound(char *ifname)
{
_dprintf("%s: begin\n", __FUNCTION__);
unlink(renewing);
env2nv("ip", "wan_ipaddr");
env2nv("subnet", "wan_netmask");
env2nv_gateway("wan_gateway");
env2nv("dns", "wan_get_dns");
env2nv("domain", "wan_get_domain");
env2nv("lease", "wan_lease");
expires(atoi(safe_getenv("lease")));
_dprintf("wan_ipaddr=%s\n", nvram_safe_get("wan_ipaddr"));
_dprintf("wan_netmask=%s\n", nvram_safe_get("wan_netmask"));
_dprintf("wan_gateway=%s\n", nvram_safe_get("wan_gateway"));
_dprintf("wan_get_domain=%s\n", nvram_safe_get("wan_get_domain"));
_dprintf("wan_get_dns=%s\n", nvram_safe_get("wan_get_dns"));
_dprintf("wan_lease=%s\n", nvram_safe_get("wan_lease"));
ifconfig(ifname, IFUP, nvram_safe_get("wan_ipaddr"), nvram_safe_get("wan_netmask"));
if (get_wan_proto() == WP_L2TP) {
int i = 0;
/* Delete all default routes */
while ((route_del(ifname, 0, NULL, NULL, NULL) == 0) || (i++ < 10));
/* Set default route to gateway if specified */
route_add(ifname, 0, "0.0.0.0", nvram_safe_get("wan_gateway"), "0.0.0.0");
/* Backup the default gateway. It should be used if L2TP connection is broken */
nvram_set("wan_gateway_buf", nvram_get("wan_gateway"));
/* clear dns from the resolv.conf */
nvram_set("wan_get_dns","");
dns_to_resolv();
start_firewall();
start_l2tp();
}
else {
start_wan_done(ifname);
}
_dprintf("%s: end\n", __FUNCTION__);
return 0;
}
int ipup_main(int argc, char **argv)
{
char *wan_ifname;
char *value;
char buf[256];
const char *p;
TRACE_PT("begin\n");
killall("listen", SIGKILL);
if (!wait_action_idle(10)) return -1;
wan_ifname = safe_getenv("IFNAME");
if ((!wan_ifname) || (!*wan_ifname)) return -1;
nvram_set("wan_iface", wan_ifname); // ppp#
// ipup receives six arguments:
// <interface name> <tty device> <speed> <local IP address> <remote IP address> <ipparam>
// ppp1 vlan1 0 71.135.98.32 151.164.184.87 0
f_write_string("/tmp/ppp/link", argv[1], 0, 0);
if ((p = getenv("IPREMOTE"))) {
nvram_set("wan_gateway_get", p);
TRACE_PT("IPREMOTE=%s\n", p);
}
if ((value = getenv("IPLOCAL"))) {
_dprintf("IPLOCAL=%s\n", value);
switch (get_wan_proto()) {
case WP_PPPOE:
case WP_PPP3G:
nvram_set("wan_ipaddr_buf", nvram_safe_get("wan_ipaddr")); // store last ip address
nvram_set("wan_ipaddr", value);
nvram_set("wan_netmask", "255.255.255.255");
break;
case WP_PPTP:
case WP_L2TP:
nvram_set("wan_ipaddr_buf", nvram_safe_get("ppp_get_ip"));
break;
}
if (!nvram_match("ppp_get_ip", value)) {
ifconfig(wan_ifname, IFUP, "0.0.0.0", NULL);
nvram_set("ppp_get_ip", value);
}
_ifconfig(wan_ifname, IFUP, value, "255.255.255.255", (p && (*p)) ? p : NULL);
}
buf[0] = 0;
if ((p = getenv("DNS1")) != NULL) strlcpy(buf, p, sizeof(buf));
if ((p = getenv("DNS2")) != NULL) {
if (buf[0]) strlcat(buf, " ", sizeof(buf));
strlcat(buf, p, sizeof(buf));
}
nvram_set("wan_get_dns", buf);
TRACE_PT("DNS=%s\n", buf);
if ((value = getenv("AC_NAME"))) nvram_set("ppp_get_ac", value);
if ((value = getenv("SRV_NAME"))) nvram_set("ppp_get_srv", value);
if ((value = getenv("MTU"))) nvram_set("wan_run_mtu", value);
start_wan_done(wan_ifname);
TRACE_PT("end\n");
return 0;
}
static int bound(void)
{
nvram_unset("dhcpc_done");
char *wan_ifname = safe_getenv("interface");
char *value;
static char temp_wan_ipaddr[16], temp_wan_netmask[16],
temp_wan_gateway[16];
int changed = 0;
static char *cidr;
if (nvram_match("wan_proto", "iphone"))
stop_process("ipheth-loop", "IPhone Pairing Daemon");
cidr = getenv("cidrroute");
if (cidr && wan_ifname) {
char *callbuffer = malloc(strlen(cidr) + 128);
sprintf(callbuffer,
"export cidrroute=\"%s\";export interface=\"%s\";/etc/cidrroute.sh",
cidr, wan_ifname);
system(callbuffer);
free(callbuffer);
}
if ((value = getenv("ip"))) {
chomp(value);
if (nvram_match("wan_proto", "pptp")
&& nvram_match("pptp_use_dhcp", "1"))
strcpy(temp_wan_ipaddr, value);
else {
if (nvram_invmatch("wan_ipaddr", value))
changed = 1;
}
nvram_set("wan_ipaddr", value);
}
if ((value = getenv("subnet"))) {
chomp(value);
if (nvram_match("wan_proto", "pptp")
&& nvram_match("pptp_use_dhcp", "1"))
strcpy(temp_wan_netmask, value);
else {
if (nvram_invmatch("wan_netmask", value))
changed = 1;
nvram_set("wan_netmask", value);
}
}
if ((value = getenv("router"))) {
chomp(value);
if (nvram_invmatch("wan_gateway", value))
changed = 1;
nvram_set("wan_gateway", value);
}
if ((value = getenv("dns"))) {
chomp(value);
// if (nvram_invmatch("wan_get_dns",value))
// changed=1;
nvram_set("wan_get_dns", value);
}
/*
* Don't care for linksys spec if ((value = getenv("wins")))
* nvram_set("wan_wins", value); if ((value = getenv("hostname")))
* sethostname(value, strlen(value) + 1);
*/
if ((value = getenv("domain"))) {
chomp(value);
if (nvram_invmatch("wan_get_domain", value))
changed = 1;
nvram_set("wan_get_domain", value); // HeartBeat need to use
}
if ((value = getenv("lease"))) {
chomp(value);
nvram_set("wan_lease", value);
expires(atoi(value));
}
if (!changed) {
cprintf("interface hasnt changed, do nothing\n");
return 0;
}
stop_firewall();
cprintf("configure to IF[%s] , IP[%s], MASK[%s]\n", wan_ifname,
nvram_safe_get("wan_ipaddr"), nvram_safe_get("wan_netmask"));
if (nvram_match("wan_proto", "pptp")
&& nvram_match("pptp_use_dhcp", "1"))
eval("ifconfig", wan_ifname, temp_wan_ipaddr, "netmask",
temp_wan_netmask, "up");
else
eval("ifconfig", wan_ifname, nvram_safe_get("wan_ipaddr"),
"netmask", nvram_safe_get("wan_netmask"), "up");
/*
* We only want to exec bellow functions after dhcp get ip if the
* wan_proto is heartbeat
*/
#ifdef HAVE_HEARTBEAT
if (nvram_match("wan_proto", "heartbeat")) {
int i = 0;
/*
* Delete all default routes
*/
while (route_del(wan_ifname, 0, NULL, NULL, NULL) == 0
|| i++ < 10) ;
/*
* Set default route to gateway if specified
*/
route_add(wan_ifname, 0, "0.0.0.0",
nvram_safe_get("wan_gateway"), "0.0.0.0");
/*
* save dns to resolv.conf
*/
dns_to_resolv();
stop_udhcpd();
start_udhcpd();
start_firewall();
stop_wland();
start_wshaper();
start_wland();
start_heartbeat_boot();
}
#else
if (0) {
// nothing
}
#endif
#ifdef HAVE_PPTP
else if (nvram_match("wan_proto", "pptp")
&& nvram_match("pptp_use_dhcp", "1")) {
char pptpip[64];
struct dns_lists *dns_list = NULL;
dns_to_resolv();
dns_list = get_dns_list();
int i = 0;
if (dns_list) {
for (i = 0; i < dns_list->num_servers; i++)
route_add(wan_ifname, 0,
dns_list->dns_server[i],
nvram_safe_get("wan_gateway"),
"255.255.255.255");
free(dns_list);
}
route_add(wan_ifname, 0, "0.0.0.0",
nvram_safe_get("wan_gateway"), "0.0.0.0");
nvram_set("wan_gateway_buf", nvram_get("wan_gateway"));
getIPFromName(nvram_safe_get("pptp_server_name"), pptpip);
nvram_set("pptp_server_ip", pptpip);
// Add the route to the PPTP server on the wan interface for pptp
// client to reach it
if (nvram_match("wan_gateway", "0.0.0.0")
|| nvram_match("wan_netmask", "0.0.0.0"))
route_add(wan_ifname, 0,
nvram_safe_get("pptp_server_ip"),
nvram_safe_get("wan_gateway"),
"255.255.255.255");
else
route_add(wan_ifname, 0,
nvram_safe_get("pptp_server_ip"),
nvram_safe_get("wan_gateway"),
nvram_safe_get("wan_netmask"));
}
#endif
#ifdef HAVE_L2TP
else if (nvram_match("wan_proto", "l2tp")) {
char l2tpip[64];
struct dns_lists *dns_list = NULL;
dns_to_resolv();
dns_list = get_dns_list();
int i = 0;
if (dns_list) {
for (i = 0; i < dns_list->num_servers; i++)
route_add(wan_ifname, 0,
dns_list->dns_server[i],
nvram_safe_get("wan_gateway"),
"255.255.255.255");
free(dns_list);
}
/*
* Backup the default gateway. It should be used if L2TP connection
* is broken
*/
nvram_set("wan_gateway_buf", nvram_get("wan_gateway"));
getIPFromName(nvram_safe_get("l2tp_server_name"), l2tpip);
nvram_set("l2tp_server_ip", l2tpip);
route_add(wan_ifname, 0,
nvram_safe_get("l2tp_server_ip"),
nvram_safe_get("wan_gateway"), "255.255.255.255");
start_firewall();
start_l2tp_boot();
}
#endif
else {
cprintf("start wan done\n");
start_wan_done(wan_ifname);
}
nvram_set("dhcpc_done", "1");
cprintf("done\n");
return 0;
}
/*
* Get the IP, Subnetmask, Geteway from WAN interface
* and set to NV ram.
*/
void start_tmp_ppp(int num)
{
int timeout = 5;
char pppoeifname[15];
char wanip[2][15] = { "wan_ipaddr", "wan_ipaddr_1" };
char wanmask[2][15] = { "wan_netmask", "wan_netmask_1" };
char wangw[2][15] = { "wan_gateway", "wan_gateway_1" };
// char wanif[2][15]={"wan_ifname","wan_ifname_1"};
// char *wan_ifname = nvram_safe_get("wan_ifname");
struct ifreq ifr;
int s;
cprintf("start session %d\n", num);
sprintf(pppoeifname, "pppoe_ifname%d", num);
if ((s = socket(AF_INET, SOCK_RAW, IPPROTO_RAW)) < 0)
return;
/*
* Wait for ppp0 to be created
*/
while (ifconfig(nvram_safe_get(pppoeifname), IFUP, NULL, NULL)
&& timeout--)
sleep(1);
strncpy(ifr.ifr_name, nvram_safe_get(pppoeifname), IFNAMSIZ);
/*
* Set temporary IP address
*/
timeout = 3;
while (ioctl(s, SIOCGIFADDR, &ifr) && timeout--) {
perror(nvram_safe_get(pppoeifname));
printf("Wait %s inteface to init (1) ...\n",
nvram_safe_get(pppoeifname));
sleep(1);
};
nvram_set(wanip[num], inet_ntoa(sin_addr(&(ifr.ifr_addr))));
nvram_set(wanmask[num], "255.255.255.255");
/*
* Set temporary P-t-P address
*/
timeout = 3;
while (ioctl(s, SIOCGIFDSTADDR, &ifr) && timeout--) {
perror(nvram_safe_get(pppoeifname));
printf("Wait %s inteface to init (2) ...\n",
nvram_safe_get(pppoeifname));
sleep(1);
}
nvram_set(wangw[num], inet_ntoa(sin_addr(&(ifr.ifr_dstaddr))));
start_wan_done(nvram_safe_get(pppoeifname));
// if user press Connect" button from web, we must force to dial
if (nvram_match("action_service", "start_pppoe")
|| nvram_match("action_service", "start_pppoe_1")) {
sleep(3);
// force_to_dial(nvram_safe_get("action_service"));
start_force_to_dial();
nvram_unset("action_service");
}
close(s);
cprintf("done session %d\n", num);
return;
}
/*
* Called when link comes up
*/
int ipup_main(int argc, char **argv)
{
FILE *fp;
char *wan_ifname = safe_getenv("IFNAME");
// char *wan_proto = nvram_safe_get("wan_proto");
char *value;
char buf[256];
cprintf("%s\n", argv[0]);
stop_process("listen", "activity listener");
nvram_set("wan_iface", wan_ifname);
if (check_action() != ACT_IDLE)
return -1;
/*
* ipup will receive bellow six arguments
*/
/*
* interface-name tty-device speed local-IP-address remote-IP-address
* ipparam
*/
/*
* Touch connection file
*/
if (!(fp = fopen("/tmp/ppp/link", "a"))) {
perror("/tmp/ppp/link");
return errno;
}
fprintf(fp, "%s", argv[1]);
fclose(fp);
nvram_set("pppd_pppifname", wan_ifname);
if (nvram_match("wan_proto", "pppoe"))
nvram_set("pppoe_ifname", wan_ifname);
if (getenv("IPLOCAL")) {
value = getenvs("IPLOCAL");
ifconfig(wan_ifname, IFUP, value, "255.255.255.255");
if (nvram_match("wan_proto", "pppoe")) {
nvram_set("wan_ipaddr_buf", nvram_safe_get("wan_ipaddr")); // Store
nvram_set("wan_ipaddr", value);
nvram_set("wan_netmask", "255.255.255.255");
#ifdef HAVE_PPPOATM
} else if (nvram_match("wan_proto", "pppoa")) {
nvram_set("wan_ipaddr_buf", nvram_safe_get("wan_ipaddr")); // Store
nvram_set("wan_ipaddr", value);
nvram_set("wan_netmask", "255.255.255.255");
#endif
#ifdef HAVE_PPTP
} else if (nvram_match("wan_proto", "pptp")) {
nvram_set("wan_ipaddr_buf", nvram_safe_get("wan_ipaddr")); // Store
nvram_set("pptp_get_ip", value);
#endif
#ifdef HAVE_L2TP
} else if (nvram_match("wan_proto", "l2tp")) {
nvram_set("wan_ipaddr_buf", nvram_safe_get("wan_ipaddr")); // Store
nvram_set("l2tp_get_ip", value);
#endif
}
#ifdef HAVE_3G
else if (nvram_match("wan_proto", "3g")) {
nvram_set("wan_ipaddr_buf", nvram_safe_get("wan_ipaddr")); // Store
nvram_set("wan_ipaddr", value);
nvram_set("wan_netmask", "255.255.255.255");
// reset 3gnetmodetoggle for mode 5
nvram_unset("3gnetmodetoggle");
#if defined(HAVE_TMK) || defined(HAVE_BKM)
char *gpio3g = nvram_get("gpio3g");
if (gpio3g != NULL)
set_gpio(atoi(gpio3g), 1);
#endif
}
#endif
}
if (getenv("IPREMOTE")) {
value = getenvs("IPREMOTE");
if (nvram_match("wan_proto", "pptp")) {
nvram_set("wan_gateway", value);
eval("route", "del", "default");
route_add(wan_ifname, 0, "0.0.0.0", value, "0.0.0.0");
} else {
nvram_set("wan_gateway", value);
}
}
strcpy(buf, "");
if (getenv("DNS1"))
sprintf(buf, "%s", getenvs("DNS1"));
if (getenv("DNS2"))
sprintf(buf + strlen(buf), "%s%s", strlen(buf) ? " " : "", getenvs("DNS2"));
nvram_set("wan_get_dns", buf);
if ((value = getenv("AC_NAME")))
nvram_set("ppp_get_ac", value);
if ((value = getenv("SRV_NAME")))
nvram_set("ppp_get_srv", value);
if ((value = getenv("MTU")))
nvram_set("wan_run_mtu", value);
start_wan_done(wan_ifname);
cprintf("done\n");
return 0;
}
