2022-10-04 09:51:24 +03:00
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/* snac - A simple, minimalistic ActivityPub instance */
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2024-01-04 11:22:03 +03:00
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/* copyright (c) 2022 - 2024 grunfink et al. / MIT license */
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2022-10-04 09:51:24 +03:00
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#include "xs.h"
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#include "xs_io.h"
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#include "xs_json.h"
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2022-10-04 10:40:16 +03:00
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#include "xs_time.h"
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#include "xs_openssl.h"
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2023-06-05 19:29:25 +03:00
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#include "xs_random.h"
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2023-10-22 10:18:25 +03:00
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#include "xs_glob.h"
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2024-02-15 21:24:10 +03:00
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#include "xs_curl.h"
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#include "xs_regex.h"
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2022-10-04 09:51:24 +03:00
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#include "snac.h"
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#include <sys/stat.h>
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2022-10-04 10:40:16 +03:00
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#include <stdlib.h>
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2022-10-04 09:51:24 +03:00
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2023-08-14 10:32:17 +03:00
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static const char *default_srv_config = "{"
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2022-10-04 09:51:24 +03:00
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"\"host\": \"\","
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"\"prefix\": \"\","
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"\"address\": \"127.0.0.1\","
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"\"port\": 8001,"
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2022-11-23 15:32:23 +03:00
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"\"layout\": 0.0,"
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2022-10-04 09:51:24 +03:00
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"\"dbglevel\": 0,"
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"\"queue_retry_minutes\": 2,"
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"\"queue_retry_max\": 10,"
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2024-04-22 08:55:03 +03:00
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"\"queue_timeout\": 6,"
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"\"queue_timeout_2\": 8,"
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2022-10-04 09:51:24 +03:00
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"\"cssurls\": [\"\"],"
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2024-02-22 16:00:07 +03:00
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"\"max_timeline_entries\": 50,"
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2022-11-12 10:26:26 +03:00
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"\"timeline_purge_days\": 120,"
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2023-05-08 11:13:43 +03:00
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"\"local_purge_days\": 0,"
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2024-02-22 17:25:16 +03:00
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"\"min_account_age\": 0,"
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2023-05-08 11:13:43 +03:00
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"\"admin_email\": \"\","
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2023-08-14 12:24:41 +03:00
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"\"admin_account\": \"\","
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"\"title\": \"\","
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2023-10-17 21:02:08 +03:00
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"\"short_description\": \"\","
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2024-04-19 10:26:34 +03:00
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"\"protocol\": \"https\","
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2023-10-17 21:02:08 +03:00
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"\"fastcgi\": false"
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2022-10-04 09:51:24 +03:00
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"}";
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2023-08-14 10:32:17 +03:00
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static const char *default_css =
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2023-07-24 13:55:56 +03:00
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"body { max-width: 48em; margin: auto; line-height: 1.5; padding: 0.8em; word-wrap: break-word; }\n"
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"pre { overflow-x: scroll; }\n"
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".snac-embedded-video, img { max-width: 100% }\n"
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2022-10-04 09:51:24 +03:00
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".snac-origin { font-size: 85% }\n"
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2022-11-09 17:30:21 +03:00
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".snac-score { float: right; font-size: 85% }\n"
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2022-10-04 09:51:24 +03:00
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".snac-top-user { text-align: center; padding-bottom: 2em }\n"
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".snac-top-user-name { font-size: 200% }\n"
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".snac-top-user-id { font-size: 150% }\n"
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2024-05-31 12:28:31 +03:00
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".snac-announcement { border: black 1px solid; padding: 0.5em }\n"
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2024-05-09 07:27:58 +03:00
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".snac-avatar { float: left; height: 2.5em; width: 2.5em; padding: 0.25em }\n"
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2023-06-01 10:20:20 +03:00
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".snac-author { font-size: 90%; text-decoration: none }\n"
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2023-06-01 11:11:09 +03:00
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".snac-author-tag { font-size: 80% }\n"
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2022-10-04 09:51:24 +03:00
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".snac-pubdate { color: #a0a0a0; font-size: 90% }\n"
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".snac-top-controls { padding-bottom: 1.5em }\n"
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".snac-post { border-top: 1px solid #a0a0a0; }\n"
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2024-02-22 15:27:03 +03:00
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".snac-children { padding-left: 1em; border-left: 1px solid #a0a0a0; }\n"
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2022-10-04 09:51:24 +03:00
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".snac-textarea { font-family: inherit; width: 100% }\n"
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".snac-history { border: 1px solid #606060; border-radius: 3px; margin: 2.5em 0; padding: 0 2em }\n"
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".snac-btn-mute { float: right; margin-left: 0.5em }\n"
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2022-11-03 10:35:53 +03:00
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".snac-btn-unmute { float: right; margin-left: 0.5em }\n"
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2022-10-04 09:51:24 +03:00
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".snac-btn-follow { float: right; margin-left: 0.5em }\n"
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".snac-btn-unfollow { float: right; margin-left: 0.5em }\n"
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2022-11-04 10:48:15 +03:00
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".snac-btn-hide { float: right; margin-left: 0.5em }\n"
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2022-10-04 09:51:24 +03:00
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".snac-btn-delete { float: right; margin-left: 0.5em }\n"
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2023-08-13 16:46:59 +03:00
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".snac-btn-limit { float: right; margin-left: 0.5em }\n"
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".snac-btn-unlimit { float: right; margin-left: 0.5em }\n"
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2023-06-26 10:02:34 +03:00
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".snac-footer { margin-top: 2em; font-size: 75% }\n"
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2023-07-24 13:55:56 +03:00
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".snac-poll-result { margin-left: auto; margin-right: auto; }\n"
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2024-09-04 10:34:56 +03:00
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".snac-list-of-lists { display: flex; list-style: none; padding-left: 0; }\n"
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2024-09-04 11:02:47 +03:00
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".snac-list-link { border: 1px solid #a0a0a0; border-radius: 25px;\n"
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2024-09-04 10:34:56 +03:00
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" margin-right: 0.5em; padding-left: 0.5em; padding-right: 0.5em; }\n"
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2024-02-03 09:36:17 +03:00
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"@media (prefers-color-scheme: dark) { \n"
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2024-02-23 20:48:21 +03:00
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" body, input, textarea { background-color: #000; color: #fff; }\n"
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2024-02-03 09:36:17 +03:00
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" a { color: #7799dd }\n"
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" a:visited { color: #aa99dd }\n"
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"}\n"
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2023-07-24 13:55:56 +03:00
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;
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2022-10-04 09:51:24 +03:00
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2023-08-14 19:02:20 +03:00
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const char *snac_blurb =
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"<p><b>%host%</b> is a <a href=\"https:/"
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"/en.wikipedia.org/wiki/Fediverse\">Fediverse</a> "
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"instance that uses the <a href=\"https:/"
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"/en.wikipedia.org/wiki/ActivityPub\">ActivityPub</a> "
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"protocol. In other words, users at this host can communicate with people "
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"that use software like Mastodon, Pleroma, Friendica, etc. "
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"all around the world.</p>\n"
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"<p>This server runs the "
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"<a href=\"" WHAT_IS_SNAC_URL "\">snac</a> software and there is no "
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"automatic sign-up process.</p>\n"
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;
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2023-08-14 10:32:17 +03:00
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static const char *greeting_html =
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2022-10-04 09:51:24 +03:00
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"<!DOCTYPE html>\n"
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"<html><head>\n"
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"<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\"/>\n"
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2024-01-27 20:35:21 +03:00
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"<link rel=\"icon\" type=\"image/x-icon\" href=\"https://%host%/favicon.ico\"/>\n"
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2022-10-04 09:51:24 +03:00
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"<title>Welcome to %host%</title>\n"
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"<body style=\"margin: auto; max-width: 50em\">\n"
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2023-08-14 19:02:20 +03:00
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"%blurb%"
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"<p>The following users are part of this community:</p>\n"
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2022-10-04 09:51:24 +03:00
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"\n"
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"%userlist%\n"
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"\n"
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"<p>This site is powered by <abbr title=\"Social Networks Are Crap\">snac</abbr>.</p>\n"
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"</body></html>\n";
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2024-09-04 10:48:35 +03:00
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int write_default_css(void)
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{
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FILE *f;
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xs *sfn = xs_fmt("%s/style.css", srv_basedir);
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if ((f = fopen(sfn, "w")) == NULL)
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return 1;
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fwrite(default_css, strlen(default_css), 1, f);
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fclose(f);
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return 0;
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}
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2023-01-31 20:38:56 +03:00
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int snac_init(const char *basedir)
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2022-10-04 09:51:24 +03:00
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{
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FILE *f;
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if (basedir == NULL) {
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2023-07-26 07:40:23 +03:00
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printf("Base directory: "); fflush(stdout);
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2023-01-12 11:28:02 +03:00
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srv_basedir = xs_strip_i(xs_readline(stdin));
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2022-10-04 09:51:24 +03:00
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}
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else
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srv_basedir = xs_str_new(basedir);
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if (srv_basedir == NULL || *srv_basedir == '\0')
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return 1;
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if (xs_endswith(srv_basedir, "/"))
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2023-01-12 11:28:02 +03:00
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srv_basedir = xs_crop_i(srv_basedir, 0, -1);
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2022-10-04 09:51:24 +03:00
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if (mtime(srv_basedir) != 0.0) {
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2023-07-12 07:29:01 +03:00
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printf("ERROR: directory '%s' must not exist.\n", srv_basedir);
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2022-10-04 09:51:24 +03:00
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return 1;
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}
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srv_config = xs_json_loads(default_srv_config);
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2023-01-31 20:33:45 +03:00
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xs *layout = xs_number_new(disk_layout);
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2022-11-23 15:32:23 +03:00
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srv_config = xs_dict_set(srv_config, "layout", layout);
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2024-08-05 07:06:57 +03:00
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int is_unix_socket = 0;
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printf("Network address or full path to unix socket [%s]: ", xs_dict_get(srv_config, "address")); fflush(stdout);
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2022-10-04 09:51:24 +03:00
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{
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2023-01-12 11:28:02 +03:00
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xs *i = xs_strip_i(xs_readline(stdin));
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2024-08-05 07:06:57 +03:00
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if (*i) {
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2022-10-04 09:51:24 +03:00
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srv_config = xs_dict_set(srv_config, "address", i);
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2024-08-05 07:06:57 +03:00
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if (*i == '/')
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is_unix_socket = 1;
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}
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2022-10-04 09:51:24 +03:00
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}
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2024-08-05 07:06:57 +03:00
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if (!is_unix_socket) {
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printf("Network port [%d]: ", (int)xs_number_get(xs_dict_get(srv_config, "port"))); fflush(stdout);
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{
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xs *i = xs_strip_i(xs_readline(stdin));
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if (*i) {
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xs *n = xs_number_new(atoi(i));
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srv_config = xs_dict_set(srv_config, "port", n);
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}
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2022-10-04 09:51:24 +03:00
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}
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}
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2024-08-05 07:06:57 +03:00
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else {
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xs *n = xs_number_new(0);
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srv_config = xs_dict_set(srv_config, "port", n);
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}
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2022-10-04 09:51:24 +03:00
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2023-07-26 07:40:23 +03:00
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printf("Host name: "); fflush(stdout);
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2022-10-04 09:51:24 +03:00
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{
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2023-01-12 11:28:02 +03:00
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xs *i = xs_strip_i(xs_readline(stdin));
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2022-10-04 09:51:24 +03:00
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if (*i == '\0')
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return 1;
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srv_config = xs_dict_set(srv_config, "host", i);
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}
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2023-07-26 07:40:23 +03:00
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printf("URL prefix: "); fflush(stdout);
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2022-10-04 09:51:24 +03:00
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{
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2023-01-12 11:28:02 +03:00
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xs *i = xs_strip_i(xs_readline(stdin));
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2022-10-04 09:51:24 +03:00
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if (*i) {
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if (xs_endswith(i, "/"))
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2023-01-12 11:28:02 +03:00
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i = xs_crop_i(i, 0, -1);
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2022-10-04 09:51:24 +03:00
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srv_config = xs_dict_set(srv_config, "prefix", i);
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}
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}
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2023-07-26 07:40:23 +03:00
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printf("Admin email address (optional): "); fflush(stdout);
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2023-04-20 19:19:12 +03:00
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{
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xs *i = xs_strip_i(xs_readline(stdin));
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srv_config = xs_dict_set(srv_config, "admin_email", i);
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}
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2023-02-07 11:25:01 +03:00
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if (mkdirx(srv_basedir) == -1) {
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2022-10-04 09:51:24 +03:00
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printf("ERROR: cannot create directory '%s'\n", srv_basedir);
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return 1;
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}
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xs *udir = xs_fmt("%s/user", srv_basedir);
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2023-02-07 11:25:01 +03:00
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mkdirx(udir);
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2022-10-04 09:51:24 +03:00
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2022-11-23 15:32:23 +03:00
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xs *odir = xs_fmt("%s/object", srv_basedir);
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2023-02-07 11:25:01 +03:00
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mkdirx(odir);
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2022-11-23 15:32:23 +03:00
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2023-01-31 20:38:56 +03:00
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xs *qdir = xs_fmt("%s/queue", srv_basedir);
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2023-02-07 11:25:01 +03:00
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mkdirx(qdir);
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2023-01-31 20:38:56 +03:00
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2023-03-02 10:43:50 +03:00
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xs *ibdir = xs_fmt("%s/inbox", srv_basedir);
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mkdirx(ibdir);
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2022-10-04 09:51:24 +03:00
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xs *gfn = xs_fmt("%s/greeting.html", srv_basedir);
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if ((f = fopen(gfn, "w")) == NULL) {
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printf("ERROR: cannot create '%s'\n", gfn);
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return 1;
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}
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2023-08-14 19:02:20 +03:00
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xs *gh = xs_replace(greeting_html, "%blurb%", snac_blurb);
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fwrite(gh, strlen(gh), 1, f);
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2022-10-04 09:51:24 +03:00
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fclose(f);
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2024-09-04 10:48:35 +03:00
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if (write_default_css()) {
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printf("ERROR: cannot create style.css\n");
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2022-10-04 09:51:24 +03:00
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return 1;
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}
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xs *cfn = xs_fmt("%s/server.json", srv_basedir);
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if ((f = fopen(cfn, "w")) == NULL) {
|
|
|
|
|
printf("ERROR: cannot create '%s'\n", cfn);
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
2023-08-08 20:29:34 +03:00
|
|
|
xs_json_dump(srv_config, 4, f);
|
2022-10-04 09:51:24 +03:00
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
|
|
printf("Done.\n");
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
2022-10-04 10:40:16 +03:00
|
|
|
|
|
|
|
|
|
2023-08-31 08:00:15 +03:00
|
|
|
void new_password(const char *uid, xs_str **clear_pwd, xs_str **hashed_pwd)
|
2022-12-04 23:14:18 +03:00
|
|
|
/* creates a random password */
|
|
|
|
|
{
|
|
|
|
|
int rndbuf[3];
|
|
|
|
|
|
2023-06-05 19:29:25 +03:00
|
|
|
xs_rnd_buf(rndbuf, sizeof(rndbuf));
|
2022-12-04 23:14:18 +03:00
|
|
|
|
|
|
|
|
*clear_pwd = xs_base64_enc((char *)rndbuf, sizeof(rndbuf));
|
|
|
|
|
*hashed_pwd = hash_password(uid, *clear_pwd, NULL);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int adduser(const char *uid)
|
2022-10-04 10:40:16 +03:00
|
|
|
/* creates a new user */
|
|
|
|
|
{
|
|
|
|
|
snac snac;
|
|
|
|
|
xs *config = xs_dict_new();
|
2023-05-29 10:07:27 +03:00
|
|
|
xs *date = xs_str_utctime(0, ISO_DATE_SPEC);
|
2022-10-04 10:40:16 +03:00
|
|
|
xs *pwd = NULL;
|
|
|
|
|
xs *pwd_f = NULL;
|
|
|
|
|
xs *key = NULL;
|
|
|
|
|
FILE *f;
|
|
|
|
|
|
|
|
|
|
if (uid == NULL) {
|
2023-07-26 07:40:23 +03:00
|
|
|
printf("Username: "); fflush(stdout);
|
2023-01-12 11:28:02 +03:00
|
|
|
uid = xs_strip_i(xs_readline(stdin));
|
2022-10-04 10:40:16 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!validate_uid(uid)) {
|
|
|
|
|
printf("ERROR: only alphanumeric characters and _ are allowed in user ids.\n");
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (user_open(&snac, uid)) {
|
2023-10-13 07:33:12 +03:00
|
|
|
printf("ERROR: user '%s' already exists\n", snac.uid);
|
2022-10-04 10:40:16 +03:00
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
|
2022-12-04 23:14:18 +03:00
|
|
|
new_password(uid, &pwd, &pwd_f);
|
2022-10-04 10:40:16 +03:00
|
|
|
|
|
|
|
|
config = xs_dict_append(config, "uid", uid);
|
|
|
|
|
config = xs_dict_append(config, "name", uid);
|
|
|
|
|
config = xs_dict_append(config, "avatar", "");
|
|
|
|
|
config = xs_dict_append(config, "bio", "");
|
2022-12-02 11:55:25 +03:00
|
|
|
config = xs_dict_append(config, "cw", "");
|
2022-10-04 10:40:16 +03:00
|
|
|
config = xs_dict_append(config, "published", date);
|
2022-10-04 10:52:41 +03:00
|
|
|
config = xs_dict_append(config, "passwd", pwd_f);
|
2022-10-04 10:40:16 +03:00
|
|
|
|
|
|
|
|
xs *basedir = xs_fmt("%s/user/%s", srv_basedir, uid);
|
|
|
|
|
|
2023-02-07 11:25:01 +03:00
|
|
|
if (mkdirx(basedir) == -1) {
|
2022-10-04 10:40:16 +03:00
|
|
|
printf("ERROR: cannot create directory '%s'\n", basedir);
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
const char *dirs[] = {
|
2022-12-04 09:19:45 +03:00
|
|
|
"followers", "following", "muted", "hidden",
|
2022-11-25 19:26:12 +03:00
|
|
|
"public", "private", "queue", "history",
|
2022-12-04 09:19:45 +03:00
|
|
|
"static", NULL };
|
2022-10-04 10:40:16 +03:00
|
|
|
int n;
|
|
|
|
|
|
|
|
|
|
for (n = 0; dirs[n]; n++) {
|
|
|
|
|
xs *d = xs_fmt("%s/%s", basedir, dirs[n]);
|
2023-02-07 11:25:01 +03:00
|
|
|
mkdirx(d);
|
2022-10-04 10:40:16 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
xs *cfn = xs_fmt("%s/user.json", basedir);
|
|
|
|
|
|
|
|
|
|
if ((f = fopen(cfn, "w")) == NULL) {
|
|
|
|
|
printf("ERROR: cannot create '%s'\n", cfn);
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
else {
|
2023-08-08 20:29:34 +03:00
|
|
|
xs_json_dump(config, 4, f);
|
2022-10-04 10:40:16 +03:00
|
|
|
fclose(f);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
printf("\nCreating RSA key...\n");
|
2023-04-01 04:56:37 +03:00
|
|
|
key = xs_evp_genkey(4096);
|
2022-10-04 10:40:16 +03:00
|
|
|
printf("Done.\n");
|
|
|
|
|
|
|
|
|
|
xs *kfn = xs_fmt("%s/key.json", basedir);
|
|
|
|
|
|
|
|
|
|
if ((f = fopen(kfn, "w")) == NULL) {
|
|
|
|
|
printf("ERROR: cannot create '%s'\n", kfn);
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
else {
|
2023-08-08 20:29:34 +03:00
|
|
|
xs_json_dump(key, 4, f);
|
2022-10-04 10:40:16 +03:00
|
|
|
fclose(f);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
printf("\nUser password is %s\n", pwd);
|
|
|
|
|
|
2022-11-11 00:50:58 +03:00
|
|
|
printf("\nGo to %s/%s and continue configuring your user there.\n", srv_baseurl, uid);
|
2022-10-04 10:40:16 +03:00
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
2022-12-04 23:26:24 +03:00
|
|
|
|
|
|
|
|
|
|
|
|
|
int resetpwd(snac *snac)
|
|
|
|
|
/* creates a new password for the user */
|
|
|
|
|
{
|
|
|
|
|
xs *clear_pwd = NULL;
|
|
|
|
|
xs *hashed_pwd = NULL;
|
|
|
|
|
xs *fn = xs_fmt("%s/user.json", snac->basedir);
|
|
|
|
|
FILE *f;
|
|
|
|
|
int ret = 0;
|
|
|
|
|
|
|
|
|
|
new_password(snac->uid, &clear_pwd, &hashed_pwd);
|
|
|
|
|
|
|
|
|
|
snac->config = xs_dict_set(snac->config, "passwd", hashed_pwd);
|
|
|
|
|
|
|
|
|
|
if ((f = fopen(fn, "w")) != NULL) {
|
2023-08-08 20:29:34 +03:00
|
|
|
xs_json_dump(snac->config, 4, f);
|
2022-12-04 23:26:24 +03:00
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
|
|
printf("New password for user %s is %s\n", snac->uid, clear_pwd);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
printf("ERROR: cannot write to %s\n", fn);
|
|
|
|
|
ret = 1;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
|
}
|
2023-10-22 10:00:37 +03:00
|
|
|
|
|
|
|
|
|
2023-10-22 10:18:25 +03:00
|
|
|
void rm_rf(const char *dir)
|
|
|
|
|
/* does an rm -rf (yes, I'm also scared) */
|
|
|
|
|
{
|
|
|
|
|
xs *d = xs_str_cat(xs_dup(dir), "/" "*");
|
|
|
|
|
xs *l = xs_glob(d, 0, 0);
|
|
|
|
|
xs_list *p = l;
|
2024-05-23 11:01:37 +03:00
|
|
|
const xs_str *v;
|
2023-10-22 10:18:25 +03:00
|
|
|
|
|
|
|
|
if (dbglevel >= 1)
|
|
|
|
|
printf("Deleting directory %s\n", dir);
|
|
|
|
|
|
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
|
|
|
struct stat st;
|
|
|
|
|
|
|
|
|
|
if (stat(v, &st) != -1) {
|
|
|
|
|
if (st.st_mode & S_IFDIR) {
|
|
|
|
|
rm_rf(v);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
if (dbglevel >= 1)
|
|
|
|
|
printf("Deleting file %s\n", v);
|
|
|
|
|
|
|
|
|
|
if (unlink(v) == -1)
|
|
|
|
|
printf("ERROR: cannot delete file %s\n", v);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
printf("ERROR: stat() fail for %s\n", v);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (rmdir(dir) == -1)
|
|
|
|
|
printf("ERROR: cannot delete directory %s\n", dir);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
2023-10-22 10:00:37 +03:00
|
|
|
int deluser(snac *user)
|
|
|
|
|
/* deletes a user */
|
|
|
|
|
{
|
|
|
|
|
int ret = 0;
|
|
|
|
|
xs *fwers = following_list(user);
|
|
|
|
|
xs_list *p = fwers;
|
2024-05-23 11:01:37 +03:00
|
|
|
const xs_str *v;
|
2023-10-22 10:00:37 +03:00
|
|
|
|
|
|
|
|
while (xs_list_iter(&p, &v)) {
|
|
|
|
|
xs *object = NULL;
|
|
|
|
|
|
|
|
|
|
if (valid_status(following_get(user, v, &object))) {
|
|
|
|
|
xs *msg = msg_undo(user, xs_dict_get(object, "object"));
|
|
|
|
|
|
|
|
|
|
following_del(user, v);
|
|
|
|
|
|
|
|
|
|
enqueue_output_by_actor(user, msg, v, 0);
|
|
|
|
|
|
|
|
|
|
printf("Unfollowing actor %s\n", v);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2023-10-22 10:18:25 +03:00
|
|
|
rm_rf(user->basedir);
|
|
|
|
|
|
2023-10-22 10:00:37 +03:00
|
|
|
return ret;
|
|
|
|
|
}
|
2024-02-15 21:24:10 +03:00
|
|
|
|
|
|
|
|
|
|
|
|
|
void verify_links(snac *user)
|
|
|
|
|
/* verifies a user's links */
|
|
|
|
|
{
|
2024-05-21 15:12:15 +03:00
|
|
|
const xs_dict *p = xs_dict_get(user->config, "metadata");
|
2024-05-23 11:01:37 +03:00
|
|
|
const char *k, *v;
|
2024-02-15 21:24:10 +03:00
|
|
|
int changed = 0;
|
|
|
|
|
|
2024-02-16 07:47:18 +03:00
|
|
|
xs *headers = xs_dict_new();
|
|
|
|
|
headers = xs_dict_append(headers, "accept", "text/html");
|
|
|
|
|
headers = xs_dict_append(headers, "user-agent", USER_AGENT " (link verify)");
|
|
|
|
|
|
2024-03-09 10:44:48 +03:00
|
|
|
int c = 0;
|
|
|
|
|
while (p && xs_dict_next(p, &k, &v, &c)) {
|
2024-02-15 21:24:10 +03:00
|
|
|
/* not an https link? skip */
|
|
|
|
|
if (!xs_startswith(v, "https:/" "/"))
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
int status;
|
|
|
|
|
xs *req = NULL;
|
|
|
|
|
xs *payload = NULL;
|
|
|
|
|
int p_size = 0;
|
|
|
|
|
|
2024-02-16 07:47:18 +03:00
|
|
|
req = xs_http_request("GET", v, headers, NULL, 0, &status,
|
2024-02-15 21:24:10 +03:00
|
|
|
&payload, &p_size, 0);
|
|
|
|
|
|
2024-02-16 07:26:31 +03:00
|
|
|
if (!valid_status(status)) {
|
2024-02-16 07:47:18 +03:00
|
|
|
snac_log(user, xs_fmt("link %s verify error %d", v, status));
|
2024-02-15 21:24:10 +03:00
|
|
|
continue;
|
2024-02-16 07:26:31 +03:00
|
|
|
}
|
2024-02-15 21:24:10 +03:00
|
|
|
|
|
|
|
|
/* extract the links */
|
|
|
|
|
xs *ls = xs_regex_select(payload, "< *(a|link) +[^>]+>");
|
|
|
|
|
|
|
|
|
|
xs_list *lp = ls;
|
2024-05-23 11:01:37 +03:00
|
|
|
const char *ll;
|
2024-02-16 07:47:18 +03:00
|
|
|
int vfied = 0;
|
2024-02-15 21:24:10 +03:00
|
|
|
|
2024-02-16 08:06:12 +03:00
|
|
|
while (!vfied && xs_list_iter(&lp, &ll)) {
|
2024-02-15 21:24:10 +03:00
|
|
|
/* extract href and rel */
|
|
|
|
|
xs *r = xs_regex_select(ll, "(href|rel) *= *(\"[^\"]*\"|'[^']*')");
|
|
|
|
|
|
|
|
|
|
/* must have both attributes */
|
|
|
|
|
if (xs_list_len(r) != 2)
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
xs *href = NULL;
|
|
|
|
|
int is_rel_me = 0;
|
|
|
|
|
xs_list *pr = r;
|
2024-05-23 11:01:37 +03:00
|
|
|
const char *ar;
|
2024-02-15 21:24:10 +03:00
|
|
|
|
|
|
|
|
while (xs_list_iter(&pr, &ar)) {
|
|
|
|
|
xs *nq = xs_dup(ar);
|
|
|
|
|
|
|
|
|
|
nq = xs_replace_i(nq, "\"", "");
|
|
|
|
|
nq = xs_replace_i(nq, "'", "");
|
|
|
|
|
|
|
|
|
|
xs *r2 = xs_split_n(nq, "=", 1);
|
|
|
|
|
if (xs_list_len(r2) != 2)
|
|
|
|
|
continue;
|
|
|
|
|
|
|
|
|
|
xs *ak = xs_strip_i(xs_dup(xs_list_get(r2, 0)));
|
|
|
|
|
xs *av = xs_strip_i(xs_dup(xs_list_get(r2, 1)));
|
|
|
|
|
|
|
|
|
|
if (strcmp(ak, "href") == 0)
|
|
|
|
|
href = xs_dup(av);
|
|
|
|
|
else
|
|
|
|
|
if (strcmp(ak, "rel") == 0) {
|
|
|
|
|
/* split the value by spaces */
|
|
|
|
|
xs *vbs = xs_split(av, " ");
|
|
|
|
|
|
|
|
|
|
/* is any of it "me"? */
|
|
|
|
|
if (xs_list_in(vbs, "me") != -1)
|
|
|
|
|
is_rel_me = 1;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* after all this acrobatics, do we have an href and a rel="me"? */
|
|
|
|
|
if (href != NULL && is_rel_me) {
|
|
|
|
|
/* is it the same as the actor? */
|
|
|
|
|
if (strcmp(href, user->actor) == 0) {
|
|
|
|
|
/* got it! */
|
2024-02-20 08:10:42 +03:00
|
|
|
xs *verified_time = xs_number_new((double)time(NULL));
|
2024-02-15 21:24:10 +03:00
|
|
|
|
2024-02-16 08:06:12 +03:00
|
|
|
if (user->links == NULL)
|
|
|
|
|
user->links = xs_dict_new();
|
|
|
|
|
|
2024-02-20 08:10:42 +03:00
|
|
|
user->links = xs_dict_set(user->links, v, verified_time);
|
2024-02-15 21:24:10 +03:00
|
|
|
|
2024-02-16 07:47:18 +03:00
|
|
|
vfied = 1;
|
2024-02-15 21:24:10 +03:00
|
|
|
}
|
2024-02-16 07:26:31 +03:00
|
|
|
else
|
|
|
|
|
snac_debug(user, 1,
|
|
|
|
|
xs_fmt("verify link %s rel='me' found but not related (%s)", v, href));
|
2024-02-15 21:24:10 +03:00
|
|
|
}
|
|
|
|
|
}
|
2024-02-16 07:47:18 +03:00
|
|
|
|
|
|
|
|
if (vfied) {
|
|
|
|
|
changed++;
|
|
|
|
|
snac_log(user, xs_fmt("link %s verified", v));
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
snac_log(user, xs_fmt("link %s not verified (rel='me' not found)", v));
|
|
|
|
|
}
|
2024-02-15 21:24:10 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (changed) {
|
|
|
|
|
FILE *f;
|
|
|
|
|
|
|
|
|
|
/* update the links.json file */
|
|
|
|
|
xs *fn = xs_fmt("%s/links.json", user->basedir);
|
|
|
|
|
xs *bfn = xs_fmt("%s.bak", fn);
|
|
|
|
|
|
|
|
|
|
rename(fn, bfn);
|
|
|
|
|
|
|
|
|
|
if ((f = fopen(fn, "w")) != NULL) {
|
|
|
|
|
xs_json_dump(user->links, 4, f);
|
|
|
|
|
fclose(f);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
rename(bfn, fn);
|
|
|
|
|
}
|
|
|
|
|
}
|
