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am d9485403: Merge "Include the VPN server IP address in the VPN state file." into lmp-dev

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* commit 'd94854030c76fc4ee4126ca1707a76fbd1f29126':
  Include the VPN server IP address in the VPN state file.
This commit is contained in:
Lorenzo Colitti 2014-09-23 15:50:59 +00:00 committed by Android Git Automerger
commit 63a8e04d2d
1 changed files with 7 additions and 25 deletions
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32
cmds/ip-up-vpn/ip-up-vpn.c
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@ -46,16 +46,17 @@ static int set_address(struct sockaddr *sa, const char *address) {
/*
* The primary goal is to create a file with VPN parameters. Currently they
* are interface, addresses, routes, DNS servers, and search domains. Each
* parameter occupies one line in the file, and it can be an empty string or
* space-separated values. The order and the format must be consistent with
* com.android.server.connectivity.Vpn. Here is an example.
* are interface, addresses, routes, DNS servers, and search domains and VPN
* server address. Each parameter occupies one line in the file, and it can be
* an empty string or space-separated values. The order and the format must be
* consistent with com.android.server.connectivity.Vpn. Here is an example.
*
* ppp0
* 192.168.1.100/24
* 0.0.0.0/0
* 192.168.1.1 192.168.1.2
* example.org
* 192.0.2.1
*
* The secondary goal is to unify the outcome of VPN. The current baseline
* is to have an interface configured with the given address and netmask
@ -78,6 +79,7 @@ int main(int argc, char **argv)
fprintf(state, "0.0.0.0/0\n");
fprintf(state, "%s %s\n", env("DNS1"), env("DNS2"));
fprintf(state, "\n");
fprintf(state, "\n");
} else if (argc == 2) {
/* Invoked by racoon. */
const char *interface = env("INTERFACE");
@ -85,30 +87,9 @@ int main(int argc, char **argv)
const char *routes = env("SPLIT_INCLUDE_CIDR");
int s = socket(AF_INET, SOCK_DGRAM, 0);
struct rtentry rt;
struct ifreq ifr;
memset(&rt, 0, sizeof(rt));
memset(&ifr, 0, sizeof(ifr));
/* Remove the old host route. There could be more than one. */
rt.rt_flags |= RTF_UP | RTF_HOST;
if (set_address(&rt.rt_dst, env("REMOTE_ADDR"))) {
while (!ioctl(s, SIOCDELRT, &rt));
}
if (errno != ESRCH) {
ALOGE("Cannot remove host route: %s", strerror(errno));
return 1;
}
/* Create a new host route. */
rt.rt_flags |= RTF_GATEWAY;
if (!set_address(&rt.rt_gateway, argv[1]) ||
(ioctl(s, SIOCADDRT, &rt) && errno != EEXIST)) {
ALOGE("Cannot create host route: %s", strerror(errno));
return 1;
}
/* Bring up the interface. */
ifr.ifr_flags = IFF_UP;
strncpy(ifr.ifr_name, interface, IFNAMSIZ);
@ -139,6 +120,7 @@ int main(int argc, char **argv)
fprintf(state, "%s\n", routes[0] ? routes : "0.0.0.0/0");
fprintf(state, "%s\n", env("INTERNAL_DNS4_LIST"));
fprintf(state, "%s\n", env("DEFAULT_DOMAIN"));
fprintf(state, "%s\n", env("REMOTE_ADDR"));
} else {
ALOGE("Cannot parse parameters");
return 1;