onak.c

   1 /*
   2  * onak.c - An OpenPGP keyserver.
   3  *
   4  * This is the main swiss army knife binary.
   5  *
   6  * Jonathan McDowell <noodles@earth.li>
   7  *
   8  * Copyright 2002 Project Purple
   9  *
  10  * $Id: onak.c,v 1.21 2004/05/27 21:58:18 noodles Exp $
  11  */
  12
  13 #include <stdio.h>
  14 #include <stdlib.h>
  15 #include <string.h>
  16 #include <unistd.h>
  17
  18 #include "armor.h"
  19 #include "charfuncs.h"
  20 #include "keydb.h"
  21 #include "keyid.h"
  22 #include "keyindex.h"
  23 #include "keystructs.h"
  24 #include "log.h"
  25 #include "mem.h"
  26 #include "merge.h"
  27 #include "onak-conf.h"
  28 #include "parsekey.h"
  29 #include "photoid.h"
  30
  31 void find_keys(char *search, uint64_t keyid, bool ishex,
  32                 bool fingerprint, bool exact, bool verbose)
  33 {
  34         struct openpgp_publickey *publickey = NULL;
  35         int count = 0;
  36
  37         if (ishex) {
  38                 count = fetch_key(keyid, &publickey, false);
  39         } else {
  40                 count = fetch_key_text(search, &publickey);
  41         }
  42         if (publickey != NULL) {
  43                 key_index(publickey, verbose, fingerprint, false);
  44                 free_publickey(publickey);
  45         } else if (count == 0) {
  46                 puts("Key not found.");
  47         } else {
  48                 printf("Found %d keys, but maximum number to return is %d.\n",
  49                                 count,
  50                                 config.maxkeys);
  51                 puts("Try again with a more specific search.");
  52         }
  53 }
  54
  55 void usage(void) {
  56         puts("onak " VERSION " - an OpenPGP keyserver.\n");
  57         puts("Usage:\n");
  58         puts("\tonak [options] <command> <parameters>\n");
  59         puts("\tCommands:\n");
  60         puts("\tadd    - read armored OpenPGP keys from stdin and add to the"
  61                 " keyserver");
  62         puts("\tdelete - delete a given key from the keyserver");
  63         puts("\tdump   - dump all the keys from the keyserver to a file or"
  64                 " files\n\t         starting keydump*");
  65         puts("\tget    - retrieves the key requested from the keyserver");
  66         puts("\tindex  - search for a key and list it");
  67         puts("\tvindex - search for a key and list it and its signatures");
  68 }
  69
  70 int main(int argc, char *argv[])
  71 {
  72         struct openpgp_packet_list      *packets = NULL;
  73         struct openpgp_packet_list      *list_end = NULL;
  74         struct openpgp_publickey        *keys = NULL;
  75         char                            *configfile = NULL;
  76         int                              rc = EXIT_SUCCESS;
  77         int                              result = 0;
  78         char                            *search = NULL;
  79         char                            *end = NULL;
  80         uint64_t                         keyid = 0;
  81         bool                             ishex = false;
  82         bool                             verbose = false;
  83         bool                             update = false;
  84         bool                             binary = false;
  85         bool                             fingerprint = false;
  86         int                              optchar;
  87
  88         while ((optchar = getopt(argc, argv, "bc:fuv")) != -1 ) {
  89                 switch (optchar) {
  90                 case 'b':
  91                         binary = true;
  92                         break;
  93                 case 'c':
  94                         configfile = strdup(optarg);
  95                         break;
  96                 case 'f':
  97                         fingerprint = true;
  98                         break;
  99                 case 'u':
 100                         update = true;
 101                         break;
 102                 case 'v':
 103                         verbose = true;
 104                         setlogthreshold(LOGTHING_INFO);
 105                         break;
 106                 }
 107         }
 108
 109         readconfig(configfile);
 110         initlogthing("onak", config.logfile);
 111
 112         if ((argc - optind) < 1) {
 113                 usage();
 114         } else if (!strcmp("dump", argv[optind])) {
 115                 initdb(true);
 116                 dumpdb("keydump");
 117                 cleanupdb();
 118         } else if (!strcmp("add", argv[optind])) {
 119                 if (binary) {
 120                         result = read_openpgp_stream(stdin_getchar, NULL,
 121                                  &packets, 0);
 122                         logthing(LOGTHING_INFO,
 123                                         "read_openpgp_stream: %d", result);
 124                 } else {
 125                         dearmor_openpgp_stream(stdin_getchar, NULL, &packets);
 126                 }
 127                 if (packets != NULL) {
 128                         result = parse_keys(packets, &keys);
 129                         free_packet_list(packets);
 130                         packets = NULL;
 131                         logthing(LOGTHING_INFO, "Finished reading %d keys.",
 132                                         result);
 133
 134                         initdb(false);
 135                         logthing(LOGTHING_NOTICE, "Got %d new keys.",
 136                                         update_keys(&keys));
 137                         if (keys != NULL && update) {
 138                                 flatten_publickey(keys,
 139                                         &packets,
 140                                         &list_end);
 141                                 armor_openpgp_stream(stdout_putchar,
 142                                         NULL,
 143                                         packets);
 144                                 free_packet_list(packets);
 145                                 packets = NULL;
 146                         }
 147                         cleanupdb();
 148                 } else {
 149                         rc = 1;
 150                         logthing(LOGTHING_NOTICE, "No keys read.");
 151                 }
 152
 153                 if (keys != NULL) {
 154                         free_publickey(keys);
 155                         keys = NULL;
 156                 } else {
 157                         rc = 1;
 158                         logthing(LOGTHING_NOTICE, "No changes.");
 159                 }
 160         } else if ((argc - optind) == 2) {
 161                 search = argv[optind+1];
 162                 if (search != NULL) {
 163                         keyid = strtoul(search, &end, 16);
 164                         if (*search != 0 &&
 165                                         end != NULL &&
 166                                         *end == 0) {
 167                                 ishex = true;
 168                         }
 169                 }
 170                 initdb(false);
 171                 if (!strcmp("index", argv[optind])) {
 172                         find_keys(search, keyid, ishex, fingerprint,
 173                                         false, false);
 174                 } else if (!strcmp("vindex", argv[optind])) {
 175                         find_keys(search, keyid, ishex, fingerprint,
 176                                         false, true);
 177                 } else if (!strcmp("getphoto", argv[optind])) {
 178                         if (!ishex) {
 179                                 puts("Can't get a key on uid text."
 180                                         " You must supply a keyid.");
 181                         } else if (fetch_key(keyid, &keys, false)) {
 182                                 unsigned char *photo = NULL;
 183                                 size_t         length = 0;
 184
 185                                 if (getphoto(keys, 0, &photo, &length)) {
 186                                         fwrite(photo,
 187                                                 1,
 188                                                 length,
 189                                                 stdout);
 190                                 }
 191                                 free_publickey(keys);
 192                                 keys = NULL;
 193                         } else {
 194                                 puts("Key not found");
 195                         }
 196                 } else if (!strcmp("delete", argv[optind])) {
 197                         delete_key(getfullkeyid(keyid), false);
 198                 } else if (!strcmp("get", argv[optind])) {
 199                         if (!ishex) {
 200                                 puts("Can't get a key on uid text."
 201                                         " You must supply a keyid.");
 202                         } else if (fetch_key(keyid, &keys, false)) {
 203                                 logthing(LOGTHING_INFO, "Got key.");
 204                                 flatten_publickey(keys,
 205                                                 &packets,
 206                                                 &list_end);
 207                                 free_publickey(keys);
 208                                 armor_openpgp_stream(stdout_putchar,
 209                                                 NULL,
 210                                                 packets);
 211                                 free_packet_list(packets);
 212                                 packets = NULL;
 213                         } else {
 214                                 puts("Key not found");
 215                         }
 216                 }
 217                 cleanupdb();
 218         } else {
 219                 usage();
 220         }
 221
 222         cleanuplogthing();
 223         cleanupconfig();
 224
 225         return rc;
 226 }