diff options
author | Tom Gundersen <teg@jklm.no> | 2014-07-06 14:07:34 +0200 |
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committer | Tom Gundersen <teg@jklm.no> | 2014-07-14 16:49:41 +0200 |
commit | 3be1d7e0c5bf60658d34eb6311d4e77c6803578c (patch) | |
tree | bc2a352c12ed7caddc916e64d3847c4bb081889a /src/network/networkd-tunnel.c | |
parent | 2023dc8a9a7d59eab16e020bbcd38b9e377ea452 (diff) |
networkd: netdev - introduce vtable for netdev kinds
Split each netdev kind into its own .h/.c.
Diffstat (limited to 'src/network/networkd-tunnel.c')
-rw-r--r-- | src/network/networkd-tunnel.c | 569 |
1 files changed, 0 insertions, 569 deletions
diff --git a/src/network/networkd-tunnel.c b/src/network/networkd-tunnel.c deleted file mode 100644 index 5a244f61b0..0000000000 --- a/src/network/networkd-tunnel.c +++ /dev/null @@ -1,569 +0,0 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - -/*** - This file is part of systemd. - - Copyright 2014 Susant Sahani <susant@redhat.com> - - 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 - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - 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 "sd-rtnl.h" -#include "networkd.h" -#include "network-internal.h" -#include "util.h" -#include "missing.h" -#include "conf-parser.h" - - -static int netdev_fill_ipip_rtnl_message(Link *link, sd_rtnl_message *m) { - NetDev *netdev; - int r; - - assert(link); - assert(link->network); - assert(link->network->tunnel); - assert(m); - - netdev = link->network->tunnel; - - assert(netdev->family == AF_INET); - - r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IFNAME, attribute: %s", - strerror(-r)); - return r; - } - - if(netdev->mtu) { - r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_MTU attribute: %s", - strerror(-r)); - return r; - } - } - - if (netdev->mac) { - r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac); - if (r < 0) { - log_error_netdev(netdev, - "Colud not append IFLA_ADDRESS attribute: %s", - strerror(-r)); - return r; - } - } - - r = sd_rtnl_message_open_container(m, IFLA_LINKINFO); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, - netdev_kind_to_string(netdev->kind)); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - 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_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &netdev->local.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_LOCAL attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &netdev->remote.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_REMOTE attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TTL, netdev->ttl); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_TTL attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - return r; -} - -static int netdev_fill_sit_rtnl_message(Link *link, sd_rtnl_message *m) { - NetDev *netdev; - int r; - - assert(link); - assert(link->network); - assert(link->network->tunnel); - assert(m); - - netdev = link->network->tunnel; - - assert(netdev->family == AF_INET); - - r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IFNAME, attribute: %s", - strerror(-r)); - return r; - } - - if(netdev->mtu) { - r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_MTU attribute: %s", - strerror(-r)); - return r; - } - } - - if (netdev->mac) { - r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac); - if (r < 0) { - log_error_netdev(netdev, - "Colud not append IFLA_ADDRESS attribute: %s", - strerror(-r)); - return r; - } - } - - r = sd_rtnl_message_open_container(m, IFLA_LINKINFO); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, - netdev_kind_to_string(netdev->kind)); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - 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_rtnl_message_append_in_addr(m, IFLA_IPTUN_LOCAL, &netdev->local.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_LOCAL attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_in_addr(m, IFLA_IPTUN_REMOTE, &netdev->remote.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_REMOTE attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_TOS, netdev->tos); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_TOS attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_u8(m, IFLA_IPTUN_PMTUDISC, netdev->tunnel_pmtudisc); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_PMTUDISC attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - return r; -} - -static int netdev_fill_ipgre_rtnl_message(Link *link, sd_rtnl_message *m) { - NetDev *netdev; - int r; - - assert(link); - assert(link->network); - assert(link->network->tunnel); - assert(m); - - netdev = link->network->tunnel; - - assert(netdev->family == AF_INET); - - r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IFNAME, attribute: %s", - strerror(-r)); - return r; - } - - if(netdev->mtu) { - r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_MTU attribute: %s", - strerror(-r)); - return r; - } - } - - if (netdev->mac) { - r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac); - if (r < 0) { - log_error_netdev(netdev, - "Colud not append IFLA_ADDRESS attribute: %s", - strerror(-r)); - return r; - } - } - - r = sd_rtnl_message_open_container(m, IFLA_LINKINFO); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, - netdev_kind_to_string(netdev->kind)); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - 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_rtnl_message_append_in_addr(m, IFLA_GRE_LOCAL, &netdev->local.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_GRE_LOCAL attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_in_addr(m, IFLA_GRE_REMOTE, &netdev->remote.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_GRE_REMOTE attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_u8(m, IFLA_GRE_TTL, netdev->ttl); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_GRE_TTL attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_u8(m, IFLA_GRE_TOS, netdev->tos); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_GRE_TOS attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - return r; -} - -static int netdev_fill_vti_rtnl_message(Link *link, sd_rtnl_message *m) { - NetDev *netdev; - int r; - - assert(link); - assert(link->network); - assert(link->network->tunnel); - assert(m); - - netdev = link->network->tunnel; - - assert(netdev->family == AF_INET); - - r = sd_rtnl_message_append_string(m, IFLA_IFNAME, netdev->ifname); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IFNAME, attribute: %s", - strerror(-r)); - return r; - } - - if(netdev->mtu) { - r = sd_rtnl_message_append_u32(m, IFLA_MTU, netdev->mtu); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_MTU attribute: %s", - strerror(-r)); - return r; - } - } - - if (netdev->mac) { - r = sd_rtnl_message_append_ether_addr(m, IFLA_ADDRESS, netdev->mac); - if (r < 0) { - log_error_netdev(netdev, - "Colud not append IFLA_ADDRESS attribute: %s", - strerror(-r)); - return r; - } - } - - r = sd_rtnl_message_open_container(m, IFLA_LINKINFO); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_open_container_union(m, IFLA_INFO_DATA, - netdev_kind_to_string(netdev->kind)); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - 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_rtnl_message_append_in_addr(m, IFLA_VTI_LOCAL, &netdev->local.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_LOCAL attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_append_in_addr(m, IFLA_VTI_REMOTE, &netdev->remote.in); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_IPTUN_REMOTE attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_INFO_DATA attribute: %s", - strerror(-r)); - return r; - } - - r = sd_rtnl_message_close_container(m); - if (r < 0) { - log_error_netdev(netdev, - "Could not append IFLA_LINKINFO attribute: %s", - strerror(-r)); - return r; - } - - return r; -} - -int netdev_create_tunnel(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback) { - _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL; - int r; - - assert(netdev); - assert(netdev->ifname); - assert(netdev->manager); - assert(netdev->manager->rtnl); - assert(link); - assert(link->network); - assert(link->network->tunnel == netdev); - - r = sd_rtnl_message_new_link(netdev->manager->rtnl, &m, RTM_NEWLINK, 0); - if (r < 0) { - log_error_netdev(netdev, - "Could not allocate RTM_NEWLINK message: %s", - strerror(-r)); - return r; - } - - switch(netdev->kind) { - case NETDEV_KIND_IPIP: - r = netdev_fill_ipip_rtnl_message(link, m); - if(r < 0) - return r; - break; - case NETDEV_KIND_SIT: - r = netdev_fill_sit_rtnl_message(link, m); - if(r < 0) - return r; - break; - case NETDEV_KIND_VTI: - netdev_fill_vti_rtnl_message(link, m); - if(r < 0) - return r; - break; - case NETDEV_KIND_GRE: - r = netdev_fill_ipgre_rtnl_message(link, m); - if(r < 0) - return r; - break; - default: - return -ENOTSUP; - } - - r = sd_rtnl_call_async(netdev->manager->rtnl, m, callback, link, 0, NULL); - if (r < 0) { - log_error_netdev(netdev, - "Could not send rtnetlink message: %s", strerror(-r)); - return r; - } - - link_ref(link); - - log_debug_netdev(netdev, "Creating tunnel netdev: %s", - netdev_kind_to_string(netdev->kind)); - - netdev->state = NETDEV_STATE_CREATING; - - return 0; -} - -int config_parse_tunnel_address(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) { - NetDev *n = userdata; - union in_addr_union *addr = data; - int r; - - assert(filename); - assert(lvalue); - assert(rvalue); - assert(data); - - r = net_parse_inaddr(rvalue, &n->family, addr); - if (r < 0) { - log_syntax(unit, LOG_ERR, filename, line, EINVAL, - "Tunnel address is invalid, ignoring assignment: %s", rvalue); - return 0; - } - - return 0; -} |