diff options
Diffstat (limited to 'src/network/networkd-netdev-tunnel.c')
| -rw-r--r-- | src/network/networkd-netdev-tunnel.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/network/networkd-netdev-tunnel.c b/src/network/networkd-netdev-tunnel.c index 265e67b7e3..a906e473b6 100644 --- a/src/network/networkd-netdev-tunnel.c +++ b/src/network/networkd-netdev-tunnel.c @@ -284,6 +284,12 @@ static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_netl if (t->copy_dscp) t->flags |= IP6_TNL_F_RCV_DSCP_COPY; + if (t->encap_limit != IPV6_DEFAULT_TNL_ENCAP_LIMIT) { + r = sd_netlink_message_append_u8(m, IFLA_IPTUN_ENCAP_LIMIT, t->encap_limit); + if (r < 0) + return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_ENCAP_LIMIT attribute: %m"); + } + r = sd_netlink_message_append_u32(m, IFLA_IPTUN_FLAGS, t->flags); if (r < 0) return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_FLAGS attribute: %m"); @@ -442,6 +448,45 @@ int config_parse_ipv6_flowlabel(const char* unit, return 0; } +int config_parse_encap_limit(const char* unit, + const char *filename, + unsigned line, + const char *section, + unsigned section_line, + const char *lvalue, + int ltype, + const char *rvalue, + void *data, + void *userdata) { + Tunnel *t = userdata; + int k = 0; + int r; + + assert(filename); + assert(lvalue); + assert(rvalue); + + if (streq(rvalue, "none")) + t->flags |= IP6_TNL_F_IGN_ENCAP_LIMIT; + else { + r = safe_atoi(rvalue, &k); + if (r < 0) { + log_syntax(unit, LOG_ERR, filename, line, r, + "Failed to parse Tunnel Encapsulation Limit option, ignoring: %s", rvalue); + return 0; + } + + if (k > 255 || k < 0) + log_syntax(unit, LOG_ERR, filename, line, k, "Invalid Tunnel Encapsulation value, ignoring: %d", k); + else { + t->encap_limit = k; + t->flags &= ~IP6_TNL_F_IGN_ENCAP_LIMIT; + } + } + + return 0; +} + static void ipip_init(NetDev *n) { Tunnel *t = IPIP(n); |