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f22ab085 | 1 | #!/usr/bin/python |
3fdcb9d1 MT |
2 | ############################################################################### |
3 | # # | |
4 | # ddns - A dynamic DNS client for IPFire # | |
5 | # Copyright (C) 2012 IPFire development team # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
f22ab085 MT |
21 | |
22 | # Import all possible exception types. | |
23 | from .errors import * | |
24 | ||
25 | class DDNSProvider(object): | |
26 | INFO = { | |
27 | # A short string that uniquely identifies | |
28 | # this provider. | |
29 | "handle" : None, | |
30 | ||
31 | # The full name of the provider. | |
32 | "name" : None, | |
33 | ||
34 | # A weburl to the homepage of the provider. | |
35 | # (Where to register a new account?) | |
36 | "website" : None, | |
37 | ||
38 | # A list of supported protocols. | |
39 | "protocols" : ["ipv6", "ipv4"], | |
40 | } | |
41 | ||
42 | DEFAULT_SETTINGS = {} | |
43 | ||
44 | def __init__(self, core, **settings): | |
45 | self.core = core | |
46 | ||
47 | # Copy a set of default settings and | |
48 | # update them by those from the configuration file. | |
49 | self.settings = self.DEFAULT_SETTINGS.copy() | |
50 | self.settings.update(settings) | |
51 | ||
52 | def __repr__(self): | |
53 | return "<DDNS Provider %s (%s)>" % (self.name, self.handle) | |
54 | ||
55 | def __cmp__(self, other): | |
56 | return cmp(self.hostname, other.hostname) | |
57 | ||
58 | @property | |
59 | def name(self): | |
60 | """ | |
61 | Returns the name of the provider. | |
62 | """ | |
63 | return self.INFO.get("name") | |
64 | ||
65 | @property | |
66 | def website(self): | |
67 | """ | |
68 | Returns the website URL of the provider | |
69 | or None if that is not available. | |
70 | """ | |
71 | return self.INFO.get("website", None) | |
72 | ||
73 | @property | |
74 | def handle(self): | |
75 | """ | |
76 | Returns the handle of this provider. | |
77 | """ | |
78 | return self.INFO.get("handle") | |
79 | ||
80 | def get(self, key, default=None): | |
81 | """ | |
82 | Get a setting from the settings dictionary. | |
83 | """ | |
84 | return self.settings.get(key, default) | |
85 | ||
86 | @property | |
87 | def hostname(self): | |
88 | """ | |
89 | Fast access to the hostname. | |
90 | """ | |
91 | return self.get("hostname") | |
92 | ||
93 | @property | |
94 | def username(self): | |
95 | """ | |
96 | Fast access to the username. | |
97 | """ | |
98 | return self.get("username") | |
99 | ||
100 | @property | |
101 | def password(self): | |
102 | """ | |
103 | Fast access to the password. | |
104 | """ | |
105 | return self.get("password") | |
106 | ||
107 | def __call__(self): | |
108 | raise NotImplementedError | |
109 | ||
110 | def send_request(self, *args, **kwargs): | |
111 | """ | |
112 | Proxy connection to the send request | |
113 | method. | |
114 | """ | |
115 | return self.core.system.send_request(*args, **kwargs) | |
116 | ||
117 | def get_address(self, proto): | |
118 | """ | |
119 | Proxy method to get the current IP address. | |
120 | """ | |
121 | return self.core.system.get_address(proto) | |
122 | ||
123 | ||
124 | class DDNSProviderNOIP(DDNSProvider): | |
125 | INFO = { | |
126 | "handle" : "no-ip.com", | |
127 | "name" : "No-IP", | |
128 | "website" : "http://www.no-ip.com/", | |
129 | "protocols" : ["ipv4",] | |
130 | } | |
131 | ||
132 | # Information about the format of the HTTP request is to be found | |
133 | # here: http://www.no-ip.com/integrate/request and | |
134 | # here: http://www.no-ip.com/integrate/response | |
135 | ||
2de06f59 | 136 | url = "http://%(username)s:%(password)s@dynupdate.no-ip.com/nic/update" |
f22ab085 MT |
137 | |
138 | def __call__(self): | |
139 | url = self.url % { | |
f22ab085 MT |
140 | "username" : self.username, |
141 | "password" : self.password, | |
2de06f59 MT |
142 | } |
143 | ||
144 | data = { | |
145 | "hostname" : self.hostname, | |
f22ab085 MT |
146 | "address" : self.get_address("ipv4"), |
147 | } | |
148 | ||
149 | # Send update to the server. | |
2de06f59 | 150 | response = self.send_request(url, data=data) |
f22ab085 MT |
151 | |
152 | # Get the full response message. | |
153 | output = response.read() | |
154 | ||
155 | # Handle success messages. | |
156 | if output.startswith("good") or output.startswith("nochg"): | |
157 | return | |
158 | ||
159 | # Handle error codes. | |
160 | if output == "badauth": | |
161 | raise DDNSAuthenticationError | |
162 | elif output == "aduse": | |
163 | raise DDNSAbuseError | |
164 | elif output == "911": | |
165 | raise DDNSInternalServerError | |
166 | ||
167 | # If we got here, some other update error happened. | |
168 | raise DDNSUpdateError | |
169 | ||
170 | ||
171 | class DDNSProviderSelfhost(DDNSProvider): | |
172 | INFO = { | |
173 | "handle" : "selfhost.de", | |
174 | "name" : "Selfhost.de", | |
175 | "website" : "http://www.selfhost.de/", | |
176 | "protocols" : ["ipv4",], | |
177 | } | |
178 | ||
2de06f59 | 179 | url = "https://carol.selfhost.de/update" |
f22ab085 MT |
180 | |
181 | def __call__(self): | |
2de06f59 MT |
182 | data = { |
183 | "username" : self.username, | |
184 | "password" : self.password, | |
185 | "textmodi" : "1", | |
186 | } | |
f22ab085 | 187 | |
2de06f59 | 188 | response = self.send_request(self.url, data=data) |
f22ab085 MT |
189 | |
190 | match = re.search("status=20(0|4)", response.read()) | |
191 | if not match: | |
192 | raise DDNSUpdateError |