diff options
Diffstat (limited to 'ggsn/ggsn.c')
| -rw-r--r-- | ggsn/ggsn.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/ggsn/ggsn.c b/ggsn/ggsn.c index ef2357b..3e095f0 100644 --- a/ggsn/ggsn.c +++ b/ggsn/ggsn.c @@ -241,13 +241,28 @@ int apn_start(struct apn_ctx *apn) } } + if (apn->v6.cfg.ll_prefix.addr.len) { + LOGPAPN(LOGL_INFO, apn, "Setting tun IPv6 link-local address %s\n", + in46p_ntoa(&apn->v6.cfg.ll_prefix)); + if (tun_addaddr(apn->tun.tun, &apn->v6.cfg.ll_prefix.addr, NULL, + apn->v6.cfg.ll_prefix.prefixlen)) { + LOGPAPN(LOGL_ERROR, apn, "Failed to set tun IPv6 link-local address %s: %s. " + "Ensure you have ipv6 support and not used the disable_ipv6 sysctl?\n", + in46p_ntoa(&apn->v6.cfg.ll_prefix), strerror(errno)); + apn_stop(apn, false); + return -1; + } + apn->v6_lladdr = apn->v6.cfg.ll_prefix.addr.v6; + } + if (apn->tun.cfg.ipup_script) { LOGPAPN(LOGL_INFO, apn, "Running ip-up script %s\n", apn->tun.cfg.ipup_script); tun_runscript(apn->tun.tun, apn->tun.cfg.ipup_script); } - if (apn->cfg.apn_type_mask & (APN_TYPE_IPv6|APN_TYPE_IPv4v6)) { + if (apn->cfg.apn_type_mask & (APN_TYPE_IPv6|APN_TYPE_IPv4v6) && + apn->v6.cfg.ll_prefix.addr.len == 0) { rc = tun_ip_local_get(apn->tun.tun, &ipv6_tun_linklocal_ip, 1, IP_TYPE_IPv6_LINK); if (rc < 1) { LOGPAPN(LOGL_ERROR, apn, "Cannot obtain IPv6 link-local address of interface: %s\n", |