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 1.19 2004/03/23 12:33:47 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
  30 void find_keys(char *search, uint64_t keyid, bool ishex,
  31                 bool fingerprint, bool exact, bool verbose)
  32 {
  33         struct openpgp_publickey *publickey = NULL;
  34         int count = 0;
  35
  36         if (ishex) {
  37                 count = fetch_key(keyid, &publickey, false);
  38         } else {
  39                 count = fetch_key_text(search, &publickey);
  40         }
  41         if (publickey != NULL) {
  42                 key_index(publickey, verbose, fingerprint, false);
  43                 free_publickey(publickey);
  44         } else if (count == 0) {
  45                 puts("Key not found.");
  46         } else {
  47                 printf("Found %d keys, but maximum number to return is %d.\n",
  48                                 count,
  49                                 config.maxkeys);
  50                 puts("Try again with a more specific search.");
  51         }
  52 }
  53
  54 void usage(void) {
  55         puts("onak " VERSION " - an OpenPGP keyserver.\n");
  56         puts("Usage:\n");
  57         puts("\tonak [options] <command> <parameters>\n");
  58         puts("\tCommands:\n");
  59         puts("\tadd    - read armored OpenPGP keys from stdin and add to the"
  60                 " keyserver");
  61         puts("\tdelete - delete a given key from the keyserver");
  62         puts("\tdump   - dump all the keys from the keyserver to a file or"
  63                 " files\n\t         starting keydump*");
  64         puts("\tget    - retrieves the key requested from the keyserver");
  65         puts("\tindex  - search for a key and list it");
  66         puts("\tvindex - search for a key and list it and its signatures");
  67 }
  68
  69 int main(int argc, char *argv[])
  70 {
  71         struct openpgp_packet_list      *packets = NULL;
  72         struct openpgp_packet_list      *list_end = NULL;
  73         struct openpgp_publickey        *keys = NULL;
  74         char                            *configfile = NULL;
  75         int                              rc = EXIT_SUCCESS;
  76         int                              result = 0;
  77         char                            *search = NULL;
  78         char                            *end = NULL;
  79         uint64_t                         keyid = 0;
  80         bool                             ishex = false;
  81         bool                             verbose = false;
  82         bool                             update = false;
  83         bool                             binary = false;
  84         bool                             fingerprint = false;
  85         int                              optchar;
  86
  87         while ((optchar = getopt(argc, argv, "bc:fuv")) != -1 ) {
  88                 switch (optchar) {
  89                 case 'b':
  90                         binary = true;
  91                         break;
  92                 case 'c':
  93                         configfile = strdup(optarg);
  94                         break;
  95                 case 'f':
  96                         fingerprint = true;
  97                         break;
  98                 case 'u':
  99                         update = true;
 100                         break;
 101                 case 'v':
 102                         verbose = true;
 103                         setlogthreshold(LOGTHING_INFO);
 104                         break;
 105                 }
 106         }
 107
 108         readconfig(configfile);
 109         initlogthing("onak", config.logfile);
 110
 111         if ((argc - optind) < 1) {
 112                 usage();
 113         } else if (!strcmp("dump", argv[optind])) {
 114                 initdb(true);
 115                 dumpdb("keydump");
 116                 cleanupdb();
 117         } else if (!strcmp("add", argv[optind])) {
 118                 if (binary) {
 119                         result = read_openpgp_stream(stdin_getchar, NULL,
 120                                  &packets, 0);
 121                         logthing(LOGTHING_INFO,
 122                                         "read_openpgp_stream: %d", result);
 123                 } else {
 124                         dearmor_openpgp_stream(stdin_getchar, NULL, &packets);
 125                 }
 126                 if (packets != NULL) {
 127                         result = parse_keys(packets, &keys);
 128                         free_packet_list(packets);
 129                         packets = NULL;
 130                         logthing(LOGTHING_INFO, "Finished reading %d keys.",
 131                                         result);
 132
 133                         initdb(false);
 134                         logthing(LOGTHING_NOTICE, "Got %d new keys.",
 135                                         update_keys(&keys));
 136                         if (keys != NULL && update) {
 137                                 flatten_publickey(keys,
 138                                         &packets,
 139                                         &list_end);
 140                                 armor_openpgp_stream(stdout_putchar,
 141                                         NULL,
 142                                         packets);
 143                                 free_packet_list(packets);
 144                                 packets = NULL;
 145                         }
 146                         cleanupdb();
 147                 } else {
 148                         rc = 1;
 149                         logthing(LOGTHING_NOTICE, "No keys read.");
 150                 }
 151
 152                 if (keys != NULL) {
 153                         free_publickey(keys);
 154                         keys = NULL;
 155                 } else {
 156                         rc = 1;
 157                         logthing(LOGTHING_NOTICE, "No changes.");
 158                 }
 159         } else if ((argc - optind) == 2) {
 160                 search = argv[optind+1];
 161                 if (search != NULL) {
 162                         keyid = strtoul(search, &end, 16);
 163                         if (*search != 0 &&
 164                                         end != NULL &&
 165                                         *end == 0) {
 166                                 ishex = true;
 167                         }
 168                 }
 169                 initdb(false);
 170                 if (!strcmp("index", argv[optind])) {
 171                         find_keys(search, keyid, ishex, fingerprint,
 172                                         false, false);
 173                 } else if (!strcmp("vindex", argv[optind])) {
 174                         find_keys(search, keyid, ishex, fingerprint,
 175                                         false, true);
 176                 } else if (!strcmp("delete", argv[optind])) {
 177                         delete_key(getfullkeyid(keyid), false);
 178                 } else if (!strcmp("get", argv[optind])) {
 179                         if (!ishex) {
 180                                 puts("Can't get a key on uid text."
 181                                         " You must supply a keyid.");
 182                         } else if (fetch_key(keyid, &keys, false)) {
 183                                 logthing(LOGTHING_INFO, "Got key.");
 184                                 flatten_publickey(keys,
 185                                                 &packets,
 186                                                 &list_end);
 187                                 free_publickey(keys);
 188                                 armor_openpgp_stream(stdout_putchar,
 189                                                 NULL,
 190                                                 packets);
 191                                 free_packet_list(packets);
 192                                 packets = NULL;
 193                         } else {
 194                                 puts("Key not found");
 195                         }
 196                 }
 197                 cleanupdb();
 198         } else {
 199                 usage();
 200         }
 201
 202         cleanuplogthing();
 203         cleanupconfig();
 204
 205         return rc;
 206 }