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author | Christian Grothoff <christian@grothoff.org> | 2010-03-19 14:24:14 +0000 |
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committer | Christian Grothoff <christian@grothoff.org> | 2010-03-19 14:24:14 +0000 |
commit | 7b7ec4fefd44742d9368638df9670771b8eaf259 (patch) | |
tree | 4844964ba35da05901b8da27e90f4b97c22e6897 /src/peerinfo-tool/gnunet-peerinfo.c | |
parent | fb73dfb39e1ce87c32de6213e82399a1ba797d8c (diff) | |
download | gnunet-7b7ec4fefd44742d9368638df9670771b8eaf259.tar.gz gnunet-7b7ec4fefd44742d9368638df9670771b8eaf259.zip |
moving gnunet-peerinfo.c to allow it to use transport_api
Diffstat (limited to 'src/peerinfo-tool/gnunet-peerinfo.c')
-rw-r--r-- | src/peerinfo-tool/gnunet-peerinfo.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/src/peerinfo-tool/gnunet-peerinfo.c b/src/peerinfo-tool/gnunet-peerinfo.c new file mode 100644 index 000000000..c056b390e --- /dev/null +++ b/src/peerinfo-tool/gnunet-peerinfo.c | |||
@@ -0,0 +1,223 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2001, 2002, 2003, 2004, 2006, 2009, 2010 Christian Grothoff (and other contributing authors) | ||
4 | |||
5 | GNUnet is free software; you can redistribute it and/or modify | ||
6 | it under the terms of the GNU General Public License as published | ||
7 | by the Free Software Foundation; either version 2, or (at your | ||
8 | option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with GNUnet; see the file COPYING. If not, write to the | ||
17 | Free Software Foundation, Inc., 59 Temple Place - Suite 330, | ||
18 | Boston, MA 02111-1307, USA. | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file peerinfo-tool/gnunet-peerinfo.c | ||
23 | * @brief Print information about other known peers. | ||
24 | * @author Christian Grothoff | ||
25 | */ | ||
26 | #include "platform.h" | ||
27 | #include "gnunet_crypto_lib.h" | ||
28 | #include "gnunet_configuration_lib.h" | ||
29 | #include "gnunet_getopt_lib.h" | ||
30 | #include "gnunet_peerinfo_service.h" | ||
31 | #include "gnunet_transport_service.h" | ||
32 | #include "gnunet_program_lib.h" | ||
33 | |||
34 | static int no_resolve; | ||
35 | |||
36 | static int be_quiet; | ||
37 | |||
38 | static int get_self; | ||
39 | |||
40 | static struct GNUNET_SCHEDULER_Handle *sched; | ||
41 | |||
42 | static const struct GNUNET_CONFIGURATION_Handle *cfg; | ||
43 | |||
44 | #define FIXME 0 | ||
45 | |||
46 | #if FIXME | ||
47 | /** | ||
48 | * Function to call with a human-readable format of an address | ||
49 | * | ||
50 | * @param cls closure | ||
51 | * @param address NULL on error, otherwise 0-terminated printable UTF-8 string | ||
52 | */ | ||
53 | static void | ||
54 | print_resolved_address (void *cls, | ||
55 | const char *address) | ||
56 | { | ||
57 | /* FIXME: need to buffer output from all requests and print it at | ||
58 | once, otherwise we mix results... */ | ||
59 | if (address == NULL) | ||
60 | { | ||
61 | return; | ||
62 | } | ||
63 | fprintf (stderr, " %s\n", address); | ||
64 | } | ||
65 | #endif | ||
66 | |||
67 | /** | ||
68 | * Iterator callback to go over all addresses. | ||
69 | * | ||
70 | * @param cls closure | ||
71 | * @param tname name of the transport | ||
72 | * @param expiration expiration time | ||
73 | * @param addr the address | ||
74 | * @param addrlen length of the address | ||
75 | * @return GNUNET_OK to keep the address and continue | ||
76 | */ | ||
77 | static int | ||
78 | print_address (void *cls, | ||
79 | const char *tname, | ||
80 | struct GNUNET_TIME_Absolute expiration, | ||
81 | const void *addr, size_t addrlen) | ||
82 | { | ||
83 | #if FIXME | ||
84 | GNUNET_TRANSPORT_address_lookup (sched, | ||
85 | cfg, | ||
86 | addr, | ||
87 | addrlen, | ||
88 | no_resolve, | ||
89 | tname, | ||
90 | GNUNET_TIME_UNIT_SECONDS, | ||
91 | &print_resolved_address, | ||
92 | NULL); | ||
93 | #endif | ||
94 | return GNUNET_OK; | ||
95 | } | ||
96 | |||
97 | |||
98 | /** | ||
99 | * Print information about the peer. | ||
100 | * Currently prints the GNUNET_PeerIdentity, trust and the IP. | ||
101 | * Could of course do more (e.g. resolve via DNS). | ||
102 | */ | ||
103 | static void | ||
104 | print_peer_info (void *cls, | ||
105 | const struct GNUNET_PeerIdentity *peer, | ||
106 | const struct GNUNET_HELLO_Message *hello, uint32_t trust) | ||
107 | { | ||
108 | struct GNUNET_CRYPTO_HashAsciiEncoded enc; | ||
109 | |||
110 | if (peer == NULL) | ||
111 | return; | ||
112 | GNUNET_CRYPTO_hash_to_enc (&peer->hashPubKey, &enc); | ||
113 | if (be_quiet) | ||
114 | { | ||
115 | printf ("%s\n", (const char *) &enc); | ||
116 | return; | ||
117 | } | ||
118 | printf (_("Peer `%s' with trust %8u\n"), (const char *) &enc, trust); | ||
119 | GNUNET_HELLO_iterate_addresses (hello, GNUNET_NO, &print_address, NULL); | ||
120 | } | ||
121 | |||
122 | /** | ||
123 | * Main function that will be run by the scheduler. | ||
124 | * | ||
125 | * @param cls closure | ||
126 | * @param s the scheduler to use | ||
127 | * @param args remaining command-line arguments | ||
128 | * @param cfgfile name of the configuration file used (for saving, can be NULL!) | ||
129 | * @param c configuration | ||
130 | */ | ||
131 | static void | ||
132 | run (void *cls, | ||
133 | struct GNUNET_SCHEDULER_Handle *s, | ||
134 | char *const *args, | ||
135 | const char *cfgfile, | ||
136 | const struct GNUNET_CONFIGURATION_Handle *c) | ||
137 | { | ||
138 | struct GNUNET_CRYPTO_RsaPrivateKey *priv; | ||
139 | struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pub; | ||
140 | struct GNUNET_PeerIdentity pid; | ||
141 | struct GNUNET_CRYPTO_HashAsciiEncoded enc; | ||
142 | char *fn; | ||
143 | |||
144 | sched = s; | ||
145 | cfg = c; | ||
146 | if (get_self != GNUNET_YES) | ||
147 | { | ||
148 | (void) GNUNET_PEERINFO_iterate (cfg, | ||
149 | sched, | ||
150 | NULL, | ||
151 | 0, | ||
152 | GNUNET_TIME_relative_multiply | ||
153 | (GNUNET_TIME_UNIT_SECONDS, 2), | ||
154 | &print_peer_info, NULL); | ||
155 | } | ||
156 | else | ||
157 | { | ||
158 | if (GNUNET_OK != | ||
159 | GNUNET_CONFIGURATION_get_value_filename (cfg, | ||
160 | "GNUNETD", | ||
161 | "HOSTKEY", &fn)) | ||
162 | { | ||
163 | fprintf (stderr, | ||
164 | _("Could not find option `%s:%s' in configuration.\n"), | ||
165 | "GNUNETD", | ||
166 | "HOSTKEYFILE"); | ||
167 | return; | ||
168 | } | ||
169 | priv = GNUNET_CRYPTO_rsa_key_create_from_file (fn); | ||
170 | if (priv == NULL) | ||
171 | { | ||
172 | fprintf (stderr, _("Loading hostkey from `%s' failed.\n"), fn); | ||
173 | GNUNET_free (fn); | ||
174 | return; | ||
175 | } | ||
176 | GNUNET_free (fn); | ||
177 | GNUNET_CRYPTO_rsa_key_get_public (priv, &pub); | ||
178 | GNUNET_CRYPTO_rsa_key_free (priv); | ||
179 | GNUNET_CRYPTO_hash (&pub, sizeof (pub), &pid.hashPubKey); | ||
180 | GNUNET_CRYPTO_hash_to_enc (&pid.hashPubKey, &enc); | ||
181 | if (be_quiet) | ||
182 | printf ("%s\n", (char *) &enc); | ||
183 | else | ||
184 | printf (_("I am peer `%s'.\n"), (const char *) &enc); | ||
185 | } | ||
186 | } | ||
187 | |||
188 | |||
189 | /** | ||
190 | * gnunet-peerinfo command line options | ||
191 | */ | ||
192 | static struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
193 | {'n', "numeric", NULL, | ||
194 | gettext_noop ("don't resolve host names"), | ||
195 | 0, &GNUNET_GETOPT_set_one, &no_resolve}, | ||
196 | {'q', "quiet", NULL, | ||
197 | gettext_noop ("output only the identity strings"), | ||
198 | 0, &GNUNET_GETOPT_set_one, &be_quiet}, | ||
199 | {'s', "self", NULL, | ||
200 | gettext_noop ("output our own identity only"), | ||
201 | 0, &GNUNET_GETOPT_set_one, &get_self}, | ||
202 | GNUNET_GETOPT_OPTION_END | ||
203 | }; | ||
204 | |||
205 | /** | ||
206 | * The main function to obtain peer information. | ||
207 | * | ||
208 | * @param argc number of arguments from the command line | ||
209 | * @param argv command line arguments | ||
210 | * @return 0 ok, 1 on error | ||
211 | */ | ||
212 | int | ||
213 | main (int argc, char *const *argv) | ||
214 | { | ||
215 | return (GNUNET_OK == | ||
216 | GNUNET_PROGRAM_run (argc, | ||
217 | argv, | ||
218 | "gnunet-peerinfo", | ||
219 | gettext_noop ("Print information about peers."), | ||
220 | options, &run, NULL)) ? 0 : 1; | ||
221 | } | ||
222 | |||
223 | /* end of gnunet-peerinfo.c */ | ||