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1 | #!/usr/bin/python3 | |
2 | ############################################################################### | |
3 | # # | |
4 | # libloc - A library to determine the location of someone on the Internet # | |
5 | # # | |
6 | # Copyright (C) 2017 IPFire Development Team <info@ipfire.org> # | |
7 | # # | |
8 | # This library is free software; you can redistribute it and/or # | |
9 | # modify it under the terms of the GNU Lesser General Public # | |
10 | # License as published by the Free Software Foundation; either # | |
11 | # version 2.1 of the License, or (at your option) any later version. # | |
12 | # # | |
13 | # This library is distributed in the hope that it will be useful, # | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # | |
16 | # Lesser General Public License for more details. # | |
17 | # # | |
18 | ############################################################################### | |
19 | ||
20 | import argparse | |
21 | import gettext | |
22 | import sys | |
23 | import syslog | |
24 | ||
25 | # Load our location module | |
26 | import location | |
27 | ||
28 | # i18n | |
29 | def _(singular, plural=None, n=None): | |
30 | if plural: | |
31 | return gettext.dngettext("libloc", singular, plural, n) | |
32 | ||
33 | return gettext.dgettext("libloc", singular) | |
34 | ||
35 | class CLI(object): | |
36 | def parse_cli(self): | |
37 | parser = argparse.ArgumentParser( | |
38 | description=_("Location Database Command Line Interface"), | |
39 | ) | |
40 | subparsers = parser.add_subparsers() | |
41 | ||
42 | # Global configuration flags | |
43 | parser.add_argument("--debug", action="store_true", | |
44 | help=_("Enable debug output")) | |
45 | ||
46 | # version | |
47 | parser.add_argument("--version", action="version", | |
48 | version="%%(prog)s %s" % location.__version__) | |
49 | ||
50 | # database | |
51 | parser.add_argument("--database", "-d", | |
52 | default="@databasedir@/database.db", help=_("Path to database"), | |
53 | ) | |
54 | ||
55 | # lookup an IP address | |
56 | lookup = subparsers.add_parser("lookup", | |
57 | help=_("Lookup one or multiple IP addresses"), | |
58 | ) | |
59 | lookup.add_argument("address", nargs="+") | |
60 | lookup.set_defaults(func=self.handle_lookup) | |
61 | ||
62 | # Get AS | |
63 | get_as = subparsers.add_parser("get-as", | |
64 | help=_("Get information about one or multiple Autonomous Systems"), | |
65 | ) | |
66 | get_as.add_argument("asn", nargs="+") | |
67 | get_as.set_defaults(func=self.handle_get_as) | |
68 | ||
69 | # Search for AS | |
70 | search_as = subparsers.add_parser("search-as", | |
71 | help=_("Search for Autonomous Systems that match the string"), | |
72 | ) | |
73 | search_as.add_argument("query", nargs=1) | |
74 | search_as.set_defaults(func=self.handle_search_as) | |
75 | ||
76 | # List all networks in an AS | |
77 | list_networks_by_as = subparsers.add_parser("list-networks-by-as", | |
78 | help=_("Lists all networks in an AS"), | |
79 | ) | |
80 | list_networks_by_as.add_argument("asn", nargs=1, type=int) | |
81 | list_networks_by_as.set_defaults(func=self.handle_list_networks_by_as) | |
82 | ||
83 | # List all networks in a country | |
84 | list_networks_by_cc = subparsers.add_parser("list-networks-by-cc", | |
85 | help=_("Lists all networks in a country"), | |
86 | ) | |
87 | list_networks_by_cc.add_argument("country_code", nargs=1) | |
88 | list_networks_by_cc.set_defaults(func=self.handle_list_networks_by_cc) | |
89 | ||
90 | args = parser.parse_args() | |
91 | ||
92 | # Print usage if no action was given | |
93 | if not "func" in args: | |
94 | parser.print_usage() | |
95 | sys.exit(2) | |
96 | ||
97 | return args | |
98 | ||
99 | def run(self): | |
100 | # Parse command line arguments | |
101 | args = self.parse_cli() | |
102 | ||
103 | # Open database | |
104 | try: | |
105 | db = location.Database(args.database) | |
106 | except FileNotFoundError as e: | |
107 | sys.stderr.write("location-query: Could not open database %s: %s\n" \ | |
108 | % (args.database, e)) | |
109 | sys.exit(1) | |
110 | ||
111 | # Call function | |
112 | ret = args.func(db, args) | |
113 | ||
114 | # Return with exit code | |
115 | if ret: | |
116 | sys.exit(ret) | |
117 | ||
118 | # Otherwise just exit | |
119 | sys.exit(0) | |
120 | ||
121 | def handle_lookup(self, db, ns): | |
122 | ret = 0 | |
123 | ||
124 | for address in ns.address: | |
125 | try: | |
126 | n = db.lookup(address) | |
127 | except ValueError: | |
128 | print(_("Invalid IP address: %s") % address, file=sys.stderr) | |
129 | ||
130 | args = { | |
131 | "address" : address, | |
132 | "network" : n, | |
133 | } | |
134 | ||
135 | # Nothing found? | |
136 | if not n: | |
137 | print(_("Nothing found for %(address)s") % args, file=sys.stderr) | |
138 | ret = 1 | |
139 | continue | |
140 | ||
141 | # Try to retrieve the AS if we have an AS number | |
142 | if n.asn: | |
143 | a = db.get_as(n.asn) | |
144 | ||
145 | # If we have found an AS we will print it in the message | |
146 | if a: | |
147 | args.update({ | |
148 | "as" : a, | |
149 | }) | |
150 | ||
151 | print(_("%(address)s belongs to %(network)s which is a part of %(as)s") % args) | |
152 | continue | |
153 | ||
154 | print(_("%(address)s belongs to %(network)s") % args) | |
155 | ||
156 | return ret | |
157 | ||
158 | def handle_get_as(self, db, ns): | |
159 | """ | |
160 | Gets information about Autonomous Systems | |
161 | """ | |
162 | ret = 0 | |
163 | ||
164 | for asn in ns.asn: | |
165 | try: | |
166 | asn = int(asn) | |
167 | except ValueError: | |
168 | print(_("Invalid ASN: %s") % asn, file=sys.stderr) | |
169 | ret = 1 | |
170 | continue | |
171 | ||
172 | # Fetch AS from database | |
173 | a = db.get_as(asn) | |
174 | ||
175 | # Nothing found | |
176 | if not a: | |
177 | print(_("Could not find AS%s") % asn, file=sys.stderr) | |
178 | ret = 1 | |
179 | continue | |
180 | ||
181 | print(_("AS%(asn)s belongs to %(name)s") % { "asn" : a.number, "name" : a.name }) | |
182 | ||
183 | return ret | |
184 | ||
185 | def handle_search_as(self, db, ns): | |
186 | for query in ns.query: | |
187 | # Print all matches ASes | |
188 | for a in db.search_as(query): | |
189 | print(a) | |
190 | ||
191 | def handle_list_networks_by_as(self, db, ns): | |
192 | for asn in ns.asn: | |
193 | # Print all matching networks | |
194 | for n in db.search_networks(asn=asn): | |
195 | print(n) | |
196 | ||
197 | def handle_list_networks_by_cc(self, db, ns): | |
198 | for country_code in ns.country_code: | |
199 | # Print all matching networks | |
200 | for n in db.search_networks(country_code=country_code): | |
201 | print(n) | |
202 | ||
203 | def main(): | |
204 | # Run the command line interface | |
205 | c = CLI() | |
206 | c.run() | |
207 | ||
208 | main() |