+++ /dev/null
-/*
- * gpgwww.c - www interface to path finder.
- *
- * Copyright 2001-2004 Jonathan McDowell <noodles@earth.li>
- *
- * 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, see <https://www.gnu.org/licenses/>.
- */
-
-#include <inttypes.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "build-config.h"
-
-#include "armor.h"
-#include "charfuncs.h"
-#include "cleanup.h"
-#include "getcgi.h"
-#include "hash.h"
-#include "keydb.h"
-#include "log.h"
-#include "mem.h"
-#include "onak-conf.h"
-#include "parsekey.h"
-#include "stats.h"
-
-#define OP_UNKNOWN 0
-#define OP_GET 1
-
-int parsecgistuff(char **cgiparams, uint64_t *from, uint64_t *to)
-{
- int i = 0;
- int op = OP_UNKNOWN;
-
- if (cgiparams != NULL) {
- i = 0;
- while (cgiparams[i] != NULL) {
- if (!strcmp(cgiparams[i], "to")) {
- *to = strtoul(cgiparams[i+1], NULL, 16);
- } else if (!strcmp(cgiparams[i], "from")) {
- *from = strtoul(cgiparams[i+1], NULL, 16);
- } else if (!strcmp(cgiparams[i], "op")) {
- if (!strcmp(cgiparams[i+1], "get")) {
- op = OP_GET;
- }
- }
- i += 2;
- }
- }
-
- return op;
-}
-
-int getkeyspath(struct onak_dbctx *dbctx,
- uint64_t have, uint64_t want, int count)
-{
- struct openpgp_publickey *publickey = NULL;
- struct openpgp_packet_list *packets = NULL;
- struct openpgp_packet_list *list_end = NULL;
- struct stats_key *keyinfoa, *keyinfob, *curkey;
- int pathlen = 0;
-
- /*
- * Make sure the keys we have and want are in the cache.
- */
- dbctx->cached_getkeysigs(dbctx, have);
- dbctx->cached_getkeysigs(dbctx, want);
-
- if ((keyinfoa = findinhash(have)) == NULL) {
- return 1;
- }
- if ((keyinfob = findinhash(want)) == NULL) {
- return 1;
- }
-
- while ((!cleanup()) && (pathlen < count)) {
- /*
- * Fill the tree info up.
- */
- initcolour(true);
- findpath(dbctx, keyinfoa, keyinfob);
- keyinfob->parent = 0;
- if (keyinfoa->colour == 0) {
- pathlen = count;
- } else {
- /*
- * Skip the first key, as the remote user will already
- * have it
- */
- curkey = findinhash(keyinfoa->parent);
- while (curkey != NULL && curkey->keyid != 0) {
- if (curkey->keyid != want &&
- dbctx->fetch_key_id(dbctx,
- curkey->keyid,
- &publickey, false)) {
- flatten_publickey(publickey,
- &packets,
- &list_end);
- free_publickey(publickey);
- publickey = NULL;
- }
- if (curkey != keyinfoa && curkey != keyinfob) {
- curkey->disabled = true;
- }
- curkey = findinhash(curkey->parent);
- }
- }
- pathlen++;
- }
-
- /*
- * Add the destination key to the list of returned keys.
- */
- if (dbctx->fetch_key_id(dbctx, want, &publickey, false)) {
- flatten_publickey(publickey,
- &packets,
- &list_end);
- free_publickey(publickey);
- publickey = NULL;
- }
-
- armor_openpgp_stream(stdout_putchar, NULL, packets);
- free_packet_list(packets);
- packets = list_end = NULL;
-
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- char **cgiparams = NULL; /* Our CGI parameter block */
- uint64_t from = 0, to = 0;
- int op = OP_UNKNOWN;
- struct onak_dbctx *dbctx;
-
- cgiparams = getcgivars(argc, argv);
-
-
- op = parsecgistuff(cgiparams, &from, &to);
-
- if (op != OP_GET) {
- start_html("Experimental PGP key path finder results");
- } else {
- puts("Content-Type: text/plain\n");
- }
-
- if (from == 0 || to == 0) {
- printf("Must pass from & to\n");
- puts("</HTML>");
- exit(1);
- }
-
- if (op != OP_GET) {
- printf("<P>Looking for path from 0x%016" PRIX64" to 0x%016"
- PRIX64 ".\n",
- from, to);
- printf("<A HREF=\"gpgwww?from=0x%016" PRIX64 "&to=0x%016" PRIX64
- "\">Find reverse path</A>\n",
- to,
- from);
- printf("<A HREF=\"gpgwww?from=0x%016" PRIX64 "&to=0x%016" PRIX64
- "&op=get\">"
- "Get all keys listed</A></P>\n",
- from,
- to);
- }
-
- readconfig(NULL);
- initlogthing("gpgwww", config.logfile);
- catchsignals();
- dbctx = config.dbinit(config.backend, true);
- inithash();
- logthing(LOGTHING_NOTICE, "Looking for path from 0x%016" PRIX64
- " to 0x%016"
- PRIX64,
- from,
- to);
- if (op == OP_GET) {
- getkeyspath(dbctx, from, to, 3);
- } else {
- dofindpath(dbctx, from, to, true, 3);
- }
- destroyhash();
- dbctx->cleanupdb(dbctx);
- cleanuplogthing();
- cleanupconfig();
-
- if (op != OP_GET) {
- puts("<HR>");
- puts("Produced by gpgwww " ONAK_VERSION ", part of onak. ");
- end_html();
- }
-
- cleanupcgi(cgiparams);
- cgiparams = NULL;
-
- return EXIT_SUCCESS;
-}
projects / onak.git / blobdiff