X-Git-Url: https://git.sommitrealweird.co.uk/onak.git/blobdiff_plain/8e58a1769ce5e492dd68904dfc81b6e077fc2a3a..refs/heads/switch-to-debhelper:/onak.c?ds=inline diff --git a/onak.c b/onak.c index 7b0f2f3..6baea3d 100644 --- a/onak.c +++ b/onak.c @@ -3,69 +3,406 @@ * * This is the main swiss army knife binary. * - * Jonathan McDowell - * - * Copyright 2002 Project Purple + * Copyright 2002 Jonathan McDowell + * + * This program is free software: you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 51 + * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ +#include +#include #include #include +#include +#include +#include +#include #include "armor.h" +#include "charfuncs.h" +#include "cleankey.h" +#include "cleanup.h" #include "keydb.h" #include "keyid.h" +#include "keyindex.h" #include "keystructs.h" +#include "log.h" #include "mem.h" #include "merge.h" +#include "onak-conf.h" #include "parsekey.h" +#include "photoid.h" +#include "version.h" -int stdin_getchar(void *ctx, size_t count, unsigned char *c) +void find_keys(char *search, uint64_t keyid, bool ishex, + bool fingerprint, bool skshash, bool exact, bool verbose) { - int ic; - - do { - ic = getchar(); - *c = ic; - c++; - } while ((ic != EOF) && (--count > 0)); - return (ic == EOF); + struct openpgp_publickey *publickey = NULL; + int count = 0; + + if (ishex) { + count = config.dbbackend->fetch_key(keyid, &publickey, false); + } else { + count = config.dbbackend->fetch_key_text(search, &publickey); + } + if (publickey != NULL) { + key_index(publickey, verbose, fingerprint, skshash, false); + free_publickey(publickey); + } else if (count == 0) { + puts("Key not found."); + } else { + printf("Found %d keys, but maximum number to return is %d.\n", + count, + config.maxkeys); + puts("Try again with a more specific search."); + } } -int stdout_putchar(void *ctx, unsigned char c) +/** + * @brief Context for the keyserver dumping function + */ +struct dump_ctx { + /** Keys we've dumped so far to this file */ + int count; + /** Maximum keys to dump per file */ + int maxcount; + /** File descriptor for the current dump file */ + int fd; + /** Number of the current dump file */ + int filenum; + /** Base filename to use for dump files */ + char *filebase; +}; + +void dump_func(void *ctx, struct openpgp_publickey *key) { - return (putchar(c)); + struct openpgp_packet_list *packets = NULL; + struct openpgp_packet_list *list_end = NULL; + struct dump_ctx *state; + char filename[1024]; + + state = (struct dump_ctx *) ctx; + + if (state->fd == -1 || state->count++ > state->maxcount) { + if (state->fd != -1) { + close(state->fd); + state->fd = -1; + } + snprintf(filename, 1023, state->filebase, state->filenum); + state->fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0640); + state->filenum++; + state->count = 0; + } + flatten_publickey(key, &packets, &list_end); + write_openpgp_stream(file_putchar, &state->fd, packets); + free_packet_list(packets); + packets = list_end = NULL; + + return; } +void usage(void) { + puts("onak " ONAK_VERSION " - an OpenPGP keyserver.\n"); + puts("Usage:\n"); + puts("\tonak [options] \n"); + puts("\tCommands:\n"); + puts("\tadd - read armored OpenPGP keys from stdin and add to the" + " keyserver"); + puts("\tclean - read armored OpenPGP keys from stdin, run the" + " cleaning\n\t routines against them and dump to" + " stdout"); + puts("\tdelete - delete a given key from the keyserver"); + puts("\tdump - dump all the keys from the keyserver to a file or" + " files\n\t starting keydump*"); + puts("\tget - retrieves the key requested from the keyserver"); + puts("\tgetphoto - retrieves the first photoid on the given key and" + " dumps to\n\t stdout"); + puts("\tindex - search for a key and list it"); + puts("\tvindex - search for a key and list it and its signatures"); +} int main(int argc, char *argv[]) { struct openpgp_packet_list *packets = NULL; struct openpgp_packet_list *list_end = NULL; struct openpgp_publickey *keys = NULL; + char *configfile = NULL; int rc = EXIT_SUCCESS; + int result = 0; + char *search = NULL; + char *end = NULL; + uint64_t keyid = 0; + bool ishex = false; + bool verbose = false; + bool update = false; + bool binary = false; + bool fingerprint = false; + bool skshash = false; + int optchar; + struct dump_ctx dumpstate; + struct skshash hash; - read_openpgp_stream(stdin_getchar, NULL, &packets); - if (packets != NULL) { - parse_keys(packets, &keys); - free_packet_list(packets); - packets = NULL; - - initdb(); - fprintf(stderr, "Got %d new keys.\n", - update_keys(&keys)); - cleanupdb(); - } else { - rc = 1; - fprintf(stderr, "No keys read.\n"); + while ((optchar = getopt(argc, argv, "bc:fsuv")) != -1 ) { + switch (optchar) { + case 'b': + binary = true; + break; + case 'c': + configfile = strdup(optarg); + break; + case 'f': + fingerprint = true; + break; + case 's': + skshash = true; + break; + case 'u': + update = true; + break; + case 'v': + verbose = true; + setlogthreshold(LOGTHING_INFO); + break; + } } - if (keys != NULL) { - free_publickey(keys); - keys = NULL; + readconfig(configfile); + initlogthing("onak", config.logfile); + catchsignals(); + + if ((argc - optind) < 1) { + usage(); + } else if (!strcmp("dump", argv[optind])) { + config.dbbackend->initdb(true); + dumpstate.count = dumpstate.filenum = 0; + dumpstate.maxcount = 100000; + dumpstate.fd = -1; + dumpstate.filebase = "keydump.%d.pgp"; + config.dbbackend->iterate_keys(dump_func, &dumpstate); + if (dumpstate.fd != -1) { + close(dumpstate.fd); + dumpstate.fd = -1; + } + config.dbbackend->cleanupdb(); + } else if (!strcmp("add", argv[optind])) { + if (binary) { + result = read_openpgp_stream(stdin_getchar, NULL, + &packets, 0); + logthing(LOGTHING_INFO, + "read_openpgp_stream: %d", result); + } else { + dearmor_openpgp_stream(stdin_getchar, NULL, &packets); + } + if (packets != NULL) { + result = parse_keys(packets, &keys); + free_packet_list(packets); + packets = NULL; + logthing(LOGTHING_INFO, "Finished reading %d keys.", + result); + + result = cleankeys(keys); + logthing(LOGTHING_INFO, "%d keys cleaned.", + result); + + config.dbbackend->initdb(false); + logthing(LOGTHING_NOTICE, "Got %d new keys.", + config.dbbackend->update_keys(&keys, + false)); + if (keys != NULL && update) { + flatten_publickey(keys, + &packets, + &list_end); + if (binary) { + write_openpgp_stream(stdout_putchar, + NULL, + packets); + } else { + armor_openpgp_stream(stdout_putchar, + NULL, + packets); + } + free_packet_list(packets); + packets = NULL; + } + config.dbbackend->cleanupdb(); + } else { + rc = 1; + logthing(LOGTHING_NOTICE, "No keys read."); + } + + if (keys != NULL) { + free_publickey(keys); + keys = NULL; + } else { + rc = 1; + logthing(LOGTHING_NOTICE, "No changes."); + } + } else if (!strcmp("clean", argv[optind])) { + if (binary) { + result = read_openpgp_stream(stdin_getchar, NULL, + &packets, 0); + logthing(LOGTHING_INFO, + "read_openpgp_stream: %d", result); + } else { + dearmor_openpgp_stream(stdin_getchar, NULL, &packets); + } + + if (packets != NULL) { + result = parse_keys(packets, &keys); + free_packet_list(packets); + packets = NULL; + logthing(LOGTHING_INFO, "Finished reading %d keys.", + result); + + if (keys != NULL) { + result = cleankeys(keys); + logthing(LOGTHING_INFO, "%d keys cleaned.", + result); + + flatten_publickey(keys, + &packets, + &list_end); + + if (binary) { + write_openpgp_stream(stdout_putchar, + NULL, + packets); + } else { + armor_openpgp_stream(stdout_putchar, + NULL, + packets); + } + free_packet_list(packets); + packets = NULL; + } + } else { + rc = 1; + logthing(LOGTHING_NOTICE, "No keys read."); + } + + if (keys != NULL) { + free_publickey(keys); + keys = NULL; + } + } else if ((argc - optind) == 2) { + search = argv[optind+1]; + if (search != NULL && strlen(search) == 42 && + search[0] == '0' && search[1] == 'x') { + /* + * Fingerprint. Truncate to last 64 bits for + * now. + */ + keyid = strtoull(&search[26], &end, 16); + if (end != NULL && *end == 0) { + ishex = true; + } + } else if (search != NULL) { + keyid = strtoul(search, &end, 16); + if (*search != 0 && + end != NULL && + *end == 0) { + ishex = true; + } + } + config.dbbackend->initdb(false); + if (!strcmp("index", argv[optind])) { + find_keys(search, keyid, ishex, fingerprint, skshash, + false, false); + } else if (!strcmp("vindex", argv[optind])) { + find_keys(search, keyid, ishex, fingerprint, skshash, + false, true); + } else if (!strcmp("getphoto", argv[optind])) { + if (!ishex) { + puts("Can't get a key on uid text." + " You must supply a keyid."); + } else if (config.dbbackend->fetch_key(keyid, &keys, + false)) { + unsigned char *photo = NULL; + size_t length = 0; + + if (getphoto(keys, 0, &photo, + &length) == ONAK_E_OK) { + fwrite(photo, + 1, + length, + stdout); + } + free_publickey(keys); + keys = NULL; + } else { + puts("Key not found"); + } + } else if (!strcmp("delete", argv[optind])) { + config.dbbackend->delete_key( + config.dbbackend->getfullkeyid(keyid), + false); + } else if (!strcmp("get", argv[optind])) { + if (!ishex) { + puts("Can't get a key on uid text." + " You must supply a keyid."); + } else if (config.dbbackend->fetch_key(keyid, &keys, + false)) { + logthing(LOGTHING_INFO, "Got key."); + flatten_publickey(keys, + &packets, + &list_end); + free_publickey(keys); + if (binary) { + write_openpgp_stream(stdout_putchar, + NULL, + packets); + } else { + armor_openpgp_stream(stdout_putchar, + NULL, + packets); + } + free_packet_list(packets); + packets = NULL; + } else { + puts("Key not found"); + } + } else if (!strcmp("hget", argv[optind])) { + if (!parse_skshash(search, &hash)) { + puts("Couldn't parse sks hash."); + } else if (config.dbbackend->fetch_key_skshash(&hash, + &keys)) { + logthing(LOGTHING_INFO, "Got key."); + flatten_publickey(keys, + &packets, + &list_end); + free_publickey(keys); + if (binary) { + write_openpgp_stream(stdout_putchar, + NULL, + packets); + } else { + armor_openpgp_stream(stdout_putchar, + NULL, + packets); + } + free_packet_list(packets); + packets = NULL; + } else { + puts("Key not found"); + } + } + config.dbbackend->cleanupdb(); } else { - rc = 1; - fprintf(stderr, "No changes.\n"); + usage(); } + cleanuplogthing(); + cleanupconfig(); + return rc; }