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Julien Fortin e2d4588331 ip: link_gre.c: add json output support
Schema
{
    "external": {
        "type": "bool",
        "comment": "!tb[IFLA_GRE_COLLECT_METADATA]"
    },
    "remote": {
        "type": "string",
        "attr": "IFLA_GRE_REMOTE"
    },
    "local": {
        "type": "string",
        "attr": "IFLA_GRE_LOCAL"
    },
    "link": {
        "type": "string",
        "attr": "IFLA_GRE_LINK",
        "mutually_exclusive": {
            "link_index": {
                "type": "uint",
            }
        }
    },
    "ttl": {
        "type": "int",
        "attr": "IFLA_GRE_TTL"
    },
    "tos": {
        "type": "string",
        "attr": "IFLA_GRE_TOS"
    },
    "pmtudisc": {
        "type": "bool",
        "attr": "IFLA_GRE_PMTUDISC"
    },
    "ikey": {
        "type": "string",
        "attr": "IFLA_GRE_IKEY"
    },
    "okey": {
        "type": "string",
        "attr": "IFLA_GRE_OKEY"
    },
    "iseq": {
        "type": "bool",
        "attr": "IFLA_GRE_IFLAGS & GRE_SEQ"
    },
    "oseq": {
        "type": "bool",
        "attr": "IFLA_GRE_OFLAGS & GRE_SEQ"
    },
    "icsum": {
        "type": "bool",
        "attr": "IFLA_GRE_IFLAGS & GRE_CSUM"
    },
    "ocsum": {
        "type": "bool",
        "attr": "IFLA_GRE_OFLAGS & GRE_CSUM"
    },
    "ignore_df": {
        "type": "bool",
        "attr": "IFLA_GRE_IGNORE_DF"
    },
    "encap": {
        "type": "dict",
        "attr": "IFLA_GRE_ENCAP_TYPE != TUNNEL_ENCAP_NONE",
        "dict": {
            "type": {
                "type": "string",
                "attr": "IFLA_GRE_ENCAP_TYPE"
            },
            "sport": {
                "type": "uint",
                "attr": "IFLA_GRE_ENCAP_SPORT"
            },
            "dport": {
                "type": "uint",
                "attr": "IFLA_GRE_ENCAP_DPORT"
            },
            "csum": {
                "type": "bool",
                "attr": "TUNNEL_ENCAP_FLAG_CSUM"
            },
            "csum6": {
                "type": "bool",
                "attr": "TUNNEL_ENCAP_FLAG_CSUM6"
            },
            "remcsum": {
                "type": "bool",
                "attr": "TUNNEL_ENCAP_FLAG_REMCSUM"
            }
        }
    }
}

$ ip link show
$ ip tunnel add tun42 mode gre local 192.0.2.42 remote 203.0.113.42 key 42
$ ip link show
10: gre0@NONE: <NOARP> mtu 1476 qdisc noop state DOWN mode DEFAULT group
default
    link/gre 0.0.0.0 brd 0.0.0.0
11: gretap0@NONE: <BROADCAST,MULTICAST> mtu 1462 qdisc noop state DOWN
mode DEFAULT group default qlen 1000
    link/ether 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
12: tun42@NONE: <POINTOPOINT,NOARP> mtu 1472 qdisc noop state DOWN mode
DEFAULT group default
    link/gre 192.0.2.42 peer 203.0.113.42
$ ip -details -json link show
[{
        "ifindex": 10,
        "ifname": "gre0",
        "link": null,
        "flags": ["NOARP"],
        "mtu": 1476,
        "qdisc": "noop",
        "operstate": "DOWN",
        "linkmode": "DEFAULT",
        "group": "default",
        "link_type": "gre",
        "address": "0.0.0.0",
        "broadcast": "0.0.0.0",
        "promiscuity": 0,
        "linkinfo": {
            "info_kind": "gre",
            "info_data": {
                "remote": "any",
                "local": "any",
                "ttl": 0,
                "pmtudisc": false
            }
        },
        "inet6_addr_gen_mode": "eui64",
        "num_tx_queues": 1,
        "num_rx_queues": 1,
        "gso_max_size": 65536,
        "gso_max_segs": 65535
    },{
        "ifindex": 11,
        "ifname": "gretap0",
        "link": null,
        "flags": ["BROADCAST","MULTICAST"],
        "mtu": 1462,
        "qdisc": "noop",
        "operstate": "DOWN",
        "linkmode": "DEFAULT",
        "group": "default",
        "txqlen": 1000,
        "link_type": "ether",
        "address": "00:00:00:00:00:00",
        "broadcast": "ff:ff:ff:ff:ff:ff",
        "promiscuity": 0,
        "linkinfo": {
            "info_kind": "gretap",
            "info_data": {
                "remote": "any",
                "local": "any",
                "ttl": 0,
                "pmtudisc": false
            }
        },
        "inet6_addr_gen_mode": "eui64",
        "num_tx_queues": 1,
        "num_rx_queues": 1,
        "gso_max_size": 65536,
        "gso_max_segs": 65535
    },{
        "ifindex": 12,
        "ifname": "tun42",
        "link": null,
        "flags": ["POINTOPOINT","NOARP"],
        "mtu": 1472,
        "qdisc": "noop",
        "operstate": "DOWN",
        "linkmode": "DEFAULT",
        "group": "default",
        "link_type": "gre",
        "address": "192.0.2.42",
        "link_pointtopoint": true,
        "broadcast": "203.0.113.42",
        "promiscuity": 0,
        "linkinfo": {
            "info_kind": "gre",
            "info_data": {
                "remote": "203.0.113.42",
                "local": "192.0.2.42",
                "ttl": 0,
                "pmtudisc": true,
                "ikey": "0.0.0.42",
                "okey": "0.0.0.42"
            }
        },
        "inet6_addr_gen_mode": "eui64",
        "num_tx_queues": 1,
        "num_rx_queues": 1,
        "gso_max_size": 65536,
        "gso_max_segs": 65535
    }
]

Signed-off-by: Julien Fortin <julien@cumulusnetworks.com>
2017-08-17 18:02:41 -07:00
bash-completion tc: bash-completion: Add support for matchall 2017-02-07 11:44:53 -08:00
bridge Merge branch 'master' into net-next 2017-08-09 09:11:48 -07:00
devlink devlink: Add option to set and show eswitch encapsulation support 2017-05-30 17:36:52 -07:00
doc iproute2: add support for GRE ignore-df knob 2017-07-20 17:25:54 -07:00
etc/iproute2 whitespace cleanup 2017-01-12 17:31:20 -08:00
examples examples/bpf: update list of examples 2017-08-09 08:34:13 -07:00
genl change how Config is used in Makefile's 2017-08-09 09:10:52 -07:00
include json_writer: add new json handlers (null, float with format, lluint, hu) 2017-08-17 18:02:40 -07:00
ip ip: link_gre.c: add json output support 2017-08-17 18:02:41 -07:00
lib json_writer: add new json handlers (null, float with format, lluint, hu) 2017-08-17 18:02:40 -07:00
man man: add documentation for seg6local lwt 2017-08-15 16:44:23 -07:00
misc change how Config is used in Makefile's 2017-08-09 09:10:52 -07:00
netem change how Config is used in Makefile's 2017-08-09 09:10:52 -07:00
schema bridge: add json schema for bridge fdb show 2016-07-20 12:02:02 -07:00
tc Merge branch 'master' into net-next 2017-08-10 16:41:59 -07:00
testsuite testsuite: search for kernel config in /boot 2017-02-17 15:26:30 -08:00
tipc tipc: cleanup style issues 2016-09-20 09:25:42 -07:00
.gitignore testsuite: Generate nlmsg blob at runtime 2017-02-09 17:28:48 -08:00
configure configure: fix elftest when warnings enabled 2016-12-14 19:11:02 -08:00
COPYING Update address of FSF in license 2008-03-08 13:31:03 -08:00
Makefile change how Config is used in Makefile's 2017-08-09 09:10:52 -07:00
README README: update mail address and download location 2013-01-18 09:54:58 -08:00
README.decnet Decnet documentation update 2005-06-13 18:47:56 +00:00
README.devel iproute2: fix minor typo in comments 2011-07-11 10:11:09 -07:00
README.distribution README cleanup's 2012-01-03 15:04:55 -08:00
README.iproute2+tc tc, bpf: finalize eBPF support for cls and act front-end 2015-04-10 13:31:19 -07:00
README.lnstat Rename: misc/README.lnstat -> README.lnstat 2004-10-19 20:24:47 +00:00

This is a set of utilities for Linux networking.

Information:
    http://www.linuxfoundation.org/collaborate/workgroups/networking/iproute2

Download:
    http://www.kernel.org/pub/linux/utils/net/iproute2/

Repository:
    git://git.kernel.org/pub/scm/linux/kernel/git/shemminger/iproute2.git

How to compile this.
--------------------
1. libdbm

arpd needs to have the db4 development libraries. For Debian
users this is the package with a name like libdb4.x-dev.
DBM_INCLUDE points to the directory with db_185.h which
is the include file used by arpd to get to the old format Berkeley
database routines.  Often this is in the db-devel package.

2. make

The makefile will automatically build a Config file which
contains whether or not ATM is available, etc.

3. To make documentation, cd to doc/ directory , then
   look at start of Makefile and set correct values for
   PAGESIZE=a4		, ie: a4 , letter ...	(string)
   PAGESPERPAGE=2	, ie: 1 , 2 ...		(numeric)
   and make there. It assumes, that latex, dvips and psnup
   are in your path.

4. This package includes matching sanitized kernel headers because
   the build environment may not have up to date versions. See Makefile
   if you have special requirements and need to point at different
   kernel include files.

Stephen Hemminger
stephen@networkplumber.org

Alexey Kuznetsov
kuznet@ms2.inr.ac.ru