1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
|
#!/usr/bin/env python
#
# Copyright (C) 2014 Nippon Telegraph and Telephone Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Examples
#
# - get the state of neighbors
# $ gobgpcli show neighbors
# - get the state of a neighbor
# $ gobgpcli show neighbor 10.0.0.2
# - get the local rib of a neighbor
# $ gobgpcli show neighbor 10.0.0.2 local
from optparse import OptionParser
import requests
import sys
import inspect
import json
from datetime import timedelta
class Show(object):
def __init__(self, options, args):
super(Show, self).__init__()
self.options = options
self.args = args
self.base_url = self.options.url + ":" + str(self.options.port) + "/v1/bgp"
def __call__(self):
if len(self.args) == 0:
return 1
for f in inspect.getmembers(self, inspect.ismethod):
func_name = f[0]
if func_name == "do_" + self.args[0]:
return f[1]()
return 1
def _neighbors(self, neighbor=None):
capdict = {1: "MULTIPROTOCOL",
2: "ROUTE_REFRESH",
4: "CARRYING_LABEL_INFO",
64: "GRACEFUL_RESTART",
65: "FOUR_OCTET_AS_NUMBER",
70: "ENHANCED_ROUTE_REFRESH",
128: "ROUTE_REFRESH_CISCO"}
r = requests.get(self.base_url + "/neighbors")
neighbors = r.json()
if self.options.debug:
print neighbors
return 0
for n in sorted(neighbors, key=lambda n: n["conf"]["remote_ip"]):
if neighbor is not None and neighbor != n["conf"]["remote_ip"]:
continue
print("BGP neighbor is {:s}, remote AS {:d}".format(n["conf"]["remote_ip"], n["conf"]["remote_as"]))
print(" BGP version 4, remote router ID {:s}".format(n["conf"]["id"]))
print(" BGP state = {:s}, up for {:s}".format(n["info"]["bgp_state"], str(timedelta(seconds=n["info"]["uptime"]))))
print(" Neighbor capabilities:")
allcap = set(n["conf"]["RemoteCap"]) | set(n["conf"]["LocalCap"])
for i in sorted(allcap):
if i in capdict:
k = capdict[i]
else:
k = "UNKNOWN (" + str(i) + ")"
r = ""
if i in n["conf"]["LocalCap"]:
r += "advertised"
if i in n["conf"]["RemoteCap"]:
if len(r) != 0:
r += " and "
r += "received"
print(" {:s}: {:s}".format(k, r))
print(" Message statistics:")
print(" Sent Rcvd")
print(" Opens: {:>10d} {:>10d}".format(n["info"]["open_message_out"], n["info"]["open_message_in"]))
print(" Notifications: {:>10d} {:>10d}".format(n["info"]["notification_out"], n["info"]["notification_in"]))
print(" Updates: {:>10d} {:>10d}".format(n["info"]["update_message_out"], n["info"]["update_message_in"]))
print(" Keepalives: {:>10d} {:>10d}".format(n["info"]["keepalive_message_out"], n["info"]["keepalive_message_in"]))
print(" Route Refesh: {:>10d} {:>10d}".format(n["info"]["refresh_message_out"], n["info"]["refresh_message_in"]))
print(" Total: {:>10d} {:>10d}".format(n["info"]["total_message_out"], n["info"]["total_message_in"]))
print("")
return 0
def do_neighbors(self):
if len(self.args) != 1:
return 1
return self._neighbors()
def _format_attrs(self, attrlist):
attrs = []
for a in attrlist:
if a["Type"] == "BGP_ATTR_TYPE_NEXT_HOP":
pass
elif a["Type"] == "BGP_ATTR_TYPE_AS_PATH":
pass
elif a["Type"] == "BGP_ATTR_TYPE_ORIGIN":
attrs.append({"Origin": a["Value"]})
elif a["Type"] == "BGP_ATTR_TYPE_MULTI_EXIT_DISC":
attrs.append({"Med": a["Metric"]})
elif a["Type"] == "BGP_ATTR_TYPE_LOCAL_PREF":
attrs.append({"LocalPref": a["Pref"]})
elif a["Type"] == "BGP_ATTR_TYPE_ATOMIC_AGGREGATE":
attrs.append("AtomicAggregate")
elif a["Type"] == "BGP_ATTR_TYPE_AGGREGATE":
attrs.append({"Aggregate": {"AS": a["AS"], "Address": a["Address"]}})
elif a["Type"] == "BGP_ATTR_TYPE_COMMUNITIES":
wellknown = {
0xffff0000: "planned-shut",
0xffff0001: "accept-own",
0xffff0002: "ROUTE_FILTER_TRANSLATED_v4",
0xffff0003: "ROUTE_FILTER_v4",
0xffff0004: "ROUTE_FILTER_TRANSLATED_v6",
0xffff0005: "ROUTE_FILTER_v6",
0xffff0006: "LLGR_STALE",
0xffff0007: "NO_LLGR",
0xFFFFFF01: "NO_EXPORT",
0xFFFFFF02: "NO_ADVERTISE",
0xFFFFFF03: "NO_EXPORT_SUBCONFED",
0xFFFFFF04: "NOPEER"}
l = []
for v in a["Value"]:
if v in wellknown:
l.append(wellknown[v])
else:
l.append(str((0xffff0000 & v) >> 16) + ":" + str(0xffff & v))
attrs.append({"Community": l})
elif a["Type"] == "BGP_ATTR_TYPE_ORIGINATOR_ID":
attrs.append({"Originator": a["Address"]})
elif a["Type"] == "BGP_ATTR_TYPE_CLUSTER_LIST":
attrs.append({"Cluster": a["Address"]})
elif a["Type"] == "BGP_ATTR_TYPE_MP_REACH_NLRI":
pass
elif a["Type"] == "BGP_ATTR_TYPE_MP_UNREACH_NLRI":
pass
elif a["Type"] == "BGP_ATTR_TYPE_AS4_PATH":
pass
else:
attrs.append({a["Type"]: a["Value"]})
return attrs
def do_neighbor(self):
if len(self.args) != 2 and len(self.args) != 3:
return 1
if len(self.args) == 2:
return self._neighbors(neighbor=self.args[1])
if self.args[2] == "local":
self.args[2] = "local-rib"
r = requests.get(self.base_url + "/neighbor/" + self.args[1] + "/" + self.args[2])
if self.options.debug:
print r.json()
return 0
print(" Network Next Hop AS Attrs")
for d in r.json()["Destinations"]:
for p in d["Paths"]:
nexthop = ""
AS = ""
for a in p["Attrs"]:
if a["Type"] == "BGP_ATTR_TYPE_NEXT_HOP":
nexthop = a["Nexthop"]
elif a["Type"] == "BGP_ATTR_TYPE_AS_PATH":
AS = a["AsPath"]
if p["Best"] == "true":
header = "*>"
else:
header = "*"
print("{:s} {:s} {:s} {:s} {:s}".format(header, p["Network"],
nexthop, AS, self._format_attrs(p["Attrs"])))
return 0
def main():
usage = "gobpgcli [options] <command> <args>"
parser = OptionParser(usage)
parser.add_option("-u", "--url", dest="url", default="http://localhost",
help="specifying an url (http://localhost by default)")
parser.add_option("-p", "--port", dest="port", default=8080,
help="specifying a port (8080 by default)")
parser.add_option("-d", "--debug", dest="debug", action="store_true",
help="dump raw json")
(options, args) = parser.parse_args()
commands = {"show": Show}
if len(args) == 0:
parser.print_help()
sys.exit(1)
if args[0] not in commands:
parser.print_help()
sys.exit(1)
ret = commands[args[0]](options, args[1:])()
if ret != 0:
parser.print_help()
sys.exit(1)
if __name__ == "__main__":
main()
|
