Release 4.8 net/openvswitch/vport-geneve.c
/*
* Copyright (c) 2014 Nicira, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/net.h>
#include <linux/rculist.h>
#include <linux/udp.h>
#include <linux/if_vlan.h>
#include <linux/module.h>
#include <net/geneve.h>
#include <net/icmp.h>
#include <net/ip.h>
#include <net/route.h>
#include <net/udp.h>
#include <net/xfrm.h>
#include "datapath.h"
#include "vport.h"
#include "vport-netdev.h"
static struct vport_ops ovs_geneve_vport_ops;
/**
* struct geneve_port - Keeps track of open UDP ports
* @dst_port: destination port.
*/
struct geneve_port {
u16 dst_port;
};
static inline struct geneve_port *geneve_vport(const struct vport *vport)
{
return vport_priv(vport);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jesse gross | jesse gross | 21 | 100.00% | 1 | 100.00% |
| Total | 21 | 100.00% | 1 | 100.00% |
static int geneve_get_options(const struct vport *vport,
struct sk_buff *skb)
{
struct geneve_port *geneve_port = geneve_vport(vport);
if (nla_put_u16(skb, OVS_TUNNEL_ATTR_DST_PORT, geneve_port->dst_port))
return -EMSGSIZE;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| pravin b shelar | pravin b shelar | 30 | 63.83% | 1 | 33.33% |
| jesse gross | jesse gross | 16 | 34.04% | 1 | 33.33% |
| jean sacren | jean sacren | 1 | 2.13% | 1 | 33.33% |
| Total | 47 | 100.00% | 3 | 100.00% |
static struct vport *geneve_tnl_create(const struct vport_parms *parms)
{
struct net *net = ovs_dp_get_net(parms->dp);
struct nlattr *options = parms->options;
struct geneve_port *geneve_port;
struct net_device *dev;
struct vport *vport;
struct nlattr *a;
u16 dst_port;
int err;
if (!options) {
err = -EINVAL;
goto error;
}
a = nla_find_nested(options, OVS_TUNNEL_ATTR_DST_PORT);
if (a && nla_len(a) == sizeof(u16)) {
dst_port = nla_get_u16(a);
} else {
/* Require destination port from userspace. */
err = -EINVAL;
goto error;
}
vport = ovs_vport_alloc(sizeof(struct geneve_port),
&ovs_geneve_vport_ops, parms);
if (IS_ERR(vport))
return vport;
geneve_port = geneve_vport(vport);
geneve_port->dst_port = dst_port;
rtnl_lock();
dev = geneve_dev_create_fb(net, parms->name, NET_NAME_USER, dst_port);
if (IS_ERR(dev)) {
rtnl_unlock();
ovs_vport_free(vport);
return ERR_CAST(dev);
}
err = dev_change_flags(dev, dev->flags | IFF_UP);
if (err < 0) {
rtnl_delete_link(dev);
rtnl_unlock();
ovs_vport_free(vport);
goto error;
}
rtnl_unlock();
return vport;
error:
return ERR_PTR(err);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jesse gross | jesse gross | 167 | 66.53% | 1 | 20.00% |
| pravin b shelar | pravin b shelar | 53 | 21.12% | 1 | 20.00% |
| martynas pumputis | martynas pumputis | 26 | 10.36% | 1 | 20.00% |
| andy zhou | andy zhou | 4 | 1.59% | 1 | 20.00% |
| jean sacren | jean sacren | 1 | 0.40% | 1 | 20.00% |
| Total | 251 | 100.00% | 5 | 100.00% |
static struct vport *geneve_create(const struct vport_parms *parms)
{
struct vport *vport;
vport = geneve_tnl_create(parms);
if (IS_ERR(vport))
return vport;
return ovs_netdev_link(vport, parms->name);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jesse gross | jesse gross | 26 | 56.52% | 1 | 33.33% |
| pravin b shelar | pravin b shelar | 12 | 26.09% | 1 | 33.33% |
| wenyu zhang | wenyu zhang | 8 | 17.39% | 1 | 33.33% |
| Total | 46 | 100.00% | 3 | 100.00% |
static struct vport_ops ovs_geneve_vport_ops = {
.type = OVS_VPORT_TYPE_GENEVE,
.create = geneve_create,
.destroy = ovs_netdev_tunnel_destroy,
.get_options = geneve_get_options,
.send = dev_queue_xmit,
};
static int __init ovs_geneve_tnl_init(void)
{
return ovs_vport_ops_register(&ovs_geneve_vport_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| thomas graf | thomas graf | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static void __exit ovs_geneve_tnl_exit(void)
{
ovs_vport_ops_unregister(&ovs_geneve_vport_ops);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| thomas graf | thomas graf | 15 | 100.00% | 1 | 100.00% |
| Total | 15 | 100.00% | 1 | 100.00% |
module_init(ovs_geneve_tnl_init);
module_exit(ovs_geneve_tnl_exit);
MODULE_DESCRIPTION("OVS: Geneve switching port");
MODULE_LICENSE("GPL");
MODULE_ALIAS("vport-type-5");
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jesse gross | jesse gross | 314 | 60.04% | 1 | 11.11% |
| pravin b shelar | pravin b shelar | 103 | 19.69% | 2 | 22.22% |
| thomas graf | thomas graf | 64 | 12.24% | 1 | 11.11% |
| martynas pumputis | martynas pumputis | 26 | 4.97% | 1 | 11.11% |
| wenyu zhang | wenyu zhang | 8 | 1.53% | 1 | 11.11% |
| andy zhou | andy zhou | 4 | 0.76% | 1 | 11.11% |
| jean sacren | jean sacren | 3 | 0.57% | 1 | 11.11% |
| masanari iida | masanari iida | 1 | 0.19% | 1 | 11.11% |
| Total | 523 | 100.00% | 9 | 100.00% |
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