summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
authorMatthias Schiffer <mschiffer@universe-factory.net>2013-02-23 20:08:51 +0100
committerMatthias Schiffer <mschiffer@universe-factory.net>2013-02-23 20:08:51 +0100
commit48a3812435c15c77c1ae752322cff63c8e0b092d (patch)
tree3996b37d6230f65b63643827d5bd05efa9d55c75 /src
parent9a0cba318b42ea3c375f6232d7d0b8e74e60ae2b (diff)
downloadfastd-48a3812435c15c77c1ae752322cff63c8e0b092d.tar
fastd-48a3812435c15c77c1ae752322cff63c8e0b092d.zip
Fail initialization when a default socket can't be bound
Diffstat (limited to 'src')
-rw-r--r--src/fastd.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/fastd.c b/src/fastd.c
index cf72dfc..8b6ea94 100644
--- a/src/fastd.c
+++ b/src/fastd.c
@@ -268,7 +268,7 @@ static int bind_socket(fastd_context_t *ctx, const fastd_bind_address_t *addr, b
return -1;
}
-static void bind_sockets(fastd_context_t *ctx) {
+static bool bind_sockets(fastd_context_t *ctx) {
unsigned i;
for (i = 0; i < ctx->n_socks; i++) {
@@ -284,6 +284,11 @@ static void bind_sockets(fastd_context_t *ctx) {
pr_info(ctx, "successfully bound to %B", &ctx->socks[i].addr->addr);
}
}
+
+ if ((ctx->sock_default_v4 && ctx->sock_default_v4->fd < 0) || (ctx->sock_default_v6 && ctx->sock_default_v6->fd < 0))
+ return false;
+
+ return true;
}
fastd_socket_t* fastd_socket_open(fastd_context_t *ctx, fastd_peer_t *peer, int af) {
@@ -1151,7 +1156,9 @@ int main(int argc, char *argv[]) {
crypto_init(&ctx);
init_sockets(&ctx);
- bind_sockets(&ctx);
+
+ if (!bind_sockets(&ctx))
+ exit_error(&ctx, "unable to bind default socket");
init_tuntap(&ctx);