/***
This file is part of systemd.
- Copyright 2014 Susant Sahani <susant@redhat.com>
+ Copyright 2014 Susant Sahani
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include <netinet/ether.h>
#include <arpa/inet.h>
#include <net/if.h>
#include <linux/ip.h>
#include <linux/if_tunnel.h>
+#include <linux/ip6_tunnel.h>
-#include "sd-rtnl.h"
-#include "networkd-netdev-tunnel.h"
+#include "sd-netlink.h"
+
+#include "conf-parser.h"
+#include "missing.h"
#include "networkd-link.h"
-#include "network-internal.h"
+#include "string-util.h"
#include "util.h"
-#include "missing.h"
-#include "conf-parser.h"
+#include "networkd-netdev-tunnel.h"
-static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+#define DEFAULT_TNL_HOP_LIMIT 64
+#define IP6_FLOWINFO_FLOWLABEL htonl(0x000FFFFF)
+
+static const char* const ip6tnl_mode_table[_NETDEV_IP6_TNL_MODE_MAX] = {
+ [NETDEV_IP6_TNL_MODE_IP6IP6] = "ip6ip6",
+ [NETDEV_IP6_TNL_MODE_IPIP6] = "ipip6",
+ [NETDEV_IP6_TNL_MODE_ANYIP6] = "any",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(ip6tnl_mode, Ip6TnlMode);
+DEFINE_CONFIG_PARSE_ENUM(config_parse_ip6tnl_mode, ip6tnl_mode, Ip6TnlMode, "Failed to parse ip6 tunnel Mode");
+
+static int netdev_ipip_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
Tunnel *t = IPIP(netdev);
int r;
assert(t);
assert(t->family == AF_INET);
- r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_LINK attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_LOCAL attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_REMOTE attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
- r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_TTL attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_TTL attribute: %m");
+
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_PMTUDISC attribute: %m");
return r;
}
-static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_sit_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
Tunnel *t = SIT(netdev);
int r;
assert(t);
assert(t->family == AF_INET);
- r = sd_rtnl_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_LINK attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_LOCAL attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &t->local.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
- r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_REMOTE attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
- r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_TTL attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_TTL attribute: %m");
- r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_PMTUDISC attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_PMTUDISC, t->pmtudisc);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_PMTUDISC attribute: %m");
return r;
}
-static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
- Tunnel *t = GRE(netdev);
+static int netdev_gre_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
+ Tunnel *t;
int r;
assert(netdev);
+
+ if (netdev->kind == NETDEV_KIND_GRE)
+ t = GRE(netdev);
+ else
+ t = GRETAP(netdev);
+
+ assert(t);
+ assert(t->family == AF_INET);
assert(link);
assert(m);
+
+ r = sd_netlink_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LINK attribute: %m");
+
+ r = sd_netlink_message_append_in_addr(m, IFLA_GRE_LOCAL, &t->local.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LOCAL attribute: %m");
+
+ r = sd_netlink_message_append_in_addr(m, IFLA_GRE_REMOTE, &t->remote.in);
+ if (r < 0)
+ log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_REMOTE attribute: %m");
+
+ r = sd_netlink_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TTL attribute: %m");
+
+ r = sd_netlink_message_append_u8(m, IFLA_GRE_TOS, t->tos);
+ if (r < 0)
+ log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TOS attribute: %m");
+
+ r = sd_netlink_message_append_u8(m, IFLA_GRE_PMTUDISC, t->pmtudisc);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_PMTUDISC attribute: %m");
+
+ return r;
+}
+
+static int netdev_ip6gre_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
+ Tunnel *t;
+ int r;
+
+ assert(netdev);
+
+ if (netdev->kind == NETDEV_KIND_IP6GRE)
+ t = IP6GRE(netdev);
+ else
+ t = IP6GRETAP(netdev);
+
assert(t);
- assert(t->family == AF_INET);
+ assert(t->family == AF_INET6);
+ assert(link);
+ assert(m);
- r = sd_rtnl_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_GRE_LINK attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u32(m, IFLA_GRE_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LINK attribute: %m");
- r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_LOCAL, &t->local.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_GRE_LOCAL attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_in6_addr(m, IFLA_GRE_LOCAL, &t->local.in6);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_LOCAL attribute: %m");
- r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_REMOTE, &t->remote.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_GRE_REMOTE attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_in6_addr(m, IFLA_GRE_REMOTE, &t->remote.in6);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_REMOTE attribute: %m");
- r = sd_rtnl_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_GRE_TTL attribute: %s",
- strerror(-r));
- return r;
- }
+ r = sd_netlink_message_append_u8(m, IFLA_GRE_TTL, t->ttl);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_TTL attribute: %m");
- r = sd_rtnl_message_append_u8(m, IFLA_GRE_TOS, t->tos);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_GRE_TOS attribute: %s",
- strerror(-r));
- return r;
+ if (t->ipv6_flowlabel != _NETDEV_IPV6_FLOWLABEL_INVALID) {
+ r = sd_netlink_message_append_u32(m, IFLA_GRE_FLOWINFO, t->ipv6_flowlabel);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_FLOWINFO attribute: %m");
}
+ r = sd_netlink_message_append_u32(m, IFLA_GRE_FLAGS, t->flags);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_GRE_FLAGS attribute: %m");
+
return r;
}
-static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) {
+static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
Tunnel *t = VTI(netdev);
int r;
assert(t);
assert(t->family == AF_INET);
- r = sd_rtnl_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_LINK attribute: %s",
- strerror(-r));
- return r;
+ r = sd_netlink_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
+
+ r = sd_netlink_message_append_in_addr(m, IFLA_VTI_LOCAL, &t->local.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
+
+ r = sd_netlink_message_append_in_addr(m, IFLA_VTI_REMOTE, &t->remote.in);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
+
+ return r;
+}
+
+static int netdev_vti6_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
+ Tunnel *t = VTI6(netdev);
+ int r;
+
+ assert(netdev);
+ assert(link);
+ assert(m);
+ assert(t);
+ assert(t->family == AF_INET6);
+
+ r = sd_netlink_message_append_u32(m, IFLA_VTI_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
+
+ r = sd_netlink_message_append_in6_addr(m, IFLA_VTI_LOCAL, &t->local.in6);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
+
+ r = sd_netlink_message_append_in6_addr(m, IFLA_VTI_REMOTE, &t->remote.in6);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
+
+ return r;
+}
+
+static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_netlink_message *m) {
+ Tunnel *t = IP6TNL(netdev);
+ uint8_t proto;
+ int r;
+
+ assert(netdev);
+ assert(link);
+ assert(m);
+ assert(t);
+ assert(t->family == AF_INET6);
+
+ r = sd_netlink_message_append_u32(m, IFLA_IPTUN_LINK, link->ifindex);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m");
+
+ r = sd_netlink_message_append_in6_addr(m, IFLA_IPTUN_LOCAL, &t->local.in6);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m");
+
+ r = sd_netlink_message_append_in6_addr(m, IFLA_IPTUN_REMOTE, &t->remote.in6);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m");
+
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_TTL, t->ttl);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_TTL attribute: %m");
+
+ if (t->ipv6_flowlabel != _NETDEV_IPV6_FLOWLABEL_INVALID) {
+ r = sd_netlink_message_append_u32(m, IFLA_IPTUN_FLOWINFO, t->ipv6_flowlabel);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_FLOWINFO attribute: %m");
}
- r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_LOCAL, &t->local.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_LOCAL attribute: %s",
- strerror(-r));
- return r;
+ 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_rtnl_message_append_in_addr(m, IFLA_VTI_REMOTE, &t->remote.in);
- if (r < 0) {
- log_error_netdev(netdev,
- "Could not append IFLA_IPTUN_REMOTE attribute: %s",
- strerror(-r));
- return r;
+ 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");
+
+ switch (t->ip6tnl_mode) {
+ case NETDEV_IP6_TNL_MODE_IP6IP6:
+ proto = IPPROTO_IPV6;
+ break;
+ case NETDEV_IP6_TNL_MODE_IPIP6:
+ proto = IPPROTO_IPIP;
+ break;
+ case NETDEV_IP6_TNL_MODE_ANYIP6:
+ default:
+ proto = 0;
+ break;
}
+ r = sd_netlink_message_append_u8(m, IFLA_IPTUN_PROTO, proto);
+ if (r < 0)
+ return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_MODE attribute: %m");
+
return r;
}
case NETDEV_KIND_GRE:
t = GRE(netdev);
break;
+ case NETDEV_KIND_GRETAP:
+ t = GRETAP(netdev);
+ break;
+ case NETDEV_KIND_IP6GRE:
+ t = IP6GRE(netdev);
+ break;
+ case NETDEV_KIND_IP6GRETAP:
+ t = IP6GRETAP(netdev);
+ break;
case NETDEV_KIND_VTI:
t = VTI(netdev);
break;
+ case NETDEV_KIND_VTI6:
+ t = VTI6(netdev);
+ break;
+ case NETDEV_KIND_IP6TNL:
+ t = IP6TNL(netdev);
+ break;
default:
assert_not_reached("Invalid tunnel kind");
}
assert(t);
- if (t->local.in.s_addr == INADDR_ANY) {
- log_warning("Tunnel without local address configured in %s. Ignoring", filename);
- return -EINVAL;
+ if (t->remote.in.s_addr == INADDR_ANY) {
+ log_warning("Tunnel without remote address configured in %s. Ignoring", filename);
+ return -EINVAL;
}
- if (t->remote.in.s_addr == INADDR_ANY) {
- log_warning("Tunnel without remote address configured in %s. Ignoring", filename);
- return -EINVAL;
+ if (t->family != AF_INET && t->family != AF_INET6) {
+ log_warning("Tunnel with invalid address family configured in %s. Ignoring", filename);
+ return -EINVAL;
}
- if (t->family != AF_INET) {
- log_warning("Tunnel with invalid address family configured in %s. Ignoring", filename);
- return -EINVAL;
+ if (netdev->kind == NETDEV_KIND_IP6TNL) {
+ if (t->ip6tnl_mode == _NETDEV_IP6_TNL_MODE_INVALID) {
+ log_warning("IP6 Tunnel without mode configured in %s. Ignoring", filename);
+ return -EINVAL;
+ }
}
return 0;
r = in_addr_from_string_auto(rvalue, &f, &buffer);
if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Tunnel address is invalid, ignoring assignment: %s", rvalue);
+ log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel address is invalid, ignoring assignment: %s", rvalue);
return 0;
}
if (t->family != AF_UNSPEC && t->family != f) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Tunnel addresses incompatible, ignoring assignment: %s", rvalue);
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Tunnel addresses incompatible, ignoring assignment: %s", rvalue);
return 0;
}
return 0;
}
+int config_parse_ipv6_flowlabel(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) {
+ IPv6FlowLabel *ipv6_flowlabel = data;
+ Tunnel *t = userdata;
+ int k = 0;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(ipv6_flowlabel);
+
+ if (streq(rvalue, "inherit")) {
+ *ipv6_flowlabel = IP6_FLOWINFO_FLOWLABEL;
+ t->flags |= IP6_TNL_F_USE_ORIG_FLOWLABEL;
+ } else {
+ r = config_parse_int(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &k, userdata);
+ if (r < 0)
+ return r;
+
+ if (k > 0xFFFFF)
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 flowlabel option, ignoring: %s", rvalue);
+ else {
+ *ipv6_flowlabel = htonl(k) & IP6_FLOWINFO_FLOWLABEL;
+ t->flags &= ~IP6_TNL_F_USE_ORIG_FLOWLABEL;
+ }
+ }
+
+ 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, 0, "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);
}
static void vti_init(NetDev *n) {
- Tunnel *t = VTI(n);
+ Tunnel *t;
assert(n);
+
+ if (n->kind == NETDEV_KIND_VTI)
+ t = VTI(n);
+ else
+ t = VTI6(n);
+
assert(t);
t->pmtudisc = true;
}
static void gre_init(NetDev *n) {
- Tunnel *t = GRE(n);
+ Tunnel *t;
assert(n);
+
+ if (n->kind == NETDEV_KIND_GRE)
+ t = GRE(n);
+ else
+ t = GRETAP(n);
+
assert(t);
t->pmtudisc = true;
}
+static void ip6gre_init(NetDev *n) {
+ Tunnel *t;
+
+ assert(n);
+
+ if (n->kind == NETDEV_KIND_IP6GRE)
+ t = IP6GRE(n);
+ else
+ t = IP6GRETAP(n);
+
+ assert(t);
+
+ t->ttl = DEFAULT_TNL_HOP_LIMIT;
+}
+
+static void ip6tnl_init(NetDev *n) {
+ Tunnel *t = IP6TNL(n);
+
+ assert(n);
+ assert(t);
+
+ t->ttl = DEFAULT_TNL_HOP_LIMIT;
+ t->encap_limit = IPV6_DEFAULT_TNL_ENCAP_LIMIT;
+ t->ip6tnl_mode = _NETDEV_IP6_TNL_MODE_INVALID;
+ t->ipv6_flowlabel = _NETDEV_IPV6_FLOWLABEL_INVALID;
+}
+
const NetDevVTable ipip_vtable = {
.object_size = sizeof(Tunnel),
.init = ipip_init,
.config_verify = netdev_tunnel_verify,
};
+const NetDevVTable vti6_vtable = {
+ .object_size = sizeof(Tunnel),
+ .init = vti_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_vti6_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
+ .config_verify = netdev_tunnel_verify,
+};
+
const NetDevVTable gre_vtable = {
.object_size = sizeof(Tunnel),
.init = gre_init,
.create_type = NETDEV_CREATE_STACKED,
.config_verify = netdev_tunnel_verify,
};
+
+const NetDevVTable gretap_vtable = {
+ .object_size = sizeof(Tunnel),
+ .init = gre_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_gre_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
+ .config_verify = netdev_tunnel_verify,
+};
+
+const NetDevVTable ip6gre_vtable = {
+ .object_size = sizeof(Tunnel),
+ .init = ip6gre_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_ip6gre_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
+ .config_verify = netdev_tunnel_verify,
+};
+
+const NetDevVTable ip6gretap_vtable = {
+ .object_size = sizeof(Tunnel),
+ .init = ip6gre_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_ip6gre_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
+ .config_verify = netdev_tunnel_verify,
+};
+
+const NetDevVTable ip6tnl_vtable = {
+ .object_size = sizeof(Tunnel),
+ .init = ip6tnl_init,
+ .sections = "Match\0NetDev\0Tunnel\0",
+ .fill_message_create = netdev_ip6tnl_fill_message_create,
+ .create_type = NETDEV_CREATE_STACKED,
+ .config_verify = netdev_tunnel_verify,
+};
projects / thirdparty / systemd.git / blobdiff