1 a596b957 2022-07-14 tracey /*
   2 a596b957 2022-07-14 tracey  * Copyright (c) 2016, 2019, 2020-2022 Tracey Emery <tracey@traceyemery.net>
   3 a596b957 2022-07-14 tracey  * Copyright (c) 2015 Mike Larkin <mlarkin@openbsd.org>
   4 58381f70 2022-09-03 op  * Copyright (c) 2014 Reyk Floeter <reyk@openbsd.org>
   5 a596b957 2022-07-14 tracey  * Copyright (c) 2013 David Gwynne <dlg@openbsd.org>
   6 a596b957 2022-07-14 tracey  * Copyright (c) 2013 Florian Obser <florian@openbsd.org>
   7 a596b957 2022-07-14 tracey  *
   8 a596b957 2022-07-14 tracey  * Permission to use, copy, modify, and distribute this software for any
   9 a596b957 2022-07-14 tracey  * purpose with or without fee is hereby granted, provided that the above
  10 a596b957 2022-07-14 tracey  * copyright notice and this permission notice appear in all copies.
  11 a596b957 2022-07-14 tracey  *
  12 a596b957 2022-07-14 tracey  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  13 a596b957 2022-07-14 tracey  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  14 a596b957 2022-07-14 tracey  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  15 a596b957 2022-07-14 tracey  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  16 a596b957 2022-07-14 tracey  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  17 a596b957 2022-07-14 tracey  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  18 a596b957 2022-07-14 tracey  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  19 a596b957 2022-07-14 tracey  */
  20 a596b957 2022-07-14 tracey 
  21 a596b957 2022-07-14 tracey #include <net/if.h>
  22 a596b957 2022-07-14 tracey #include <netinet/in.h>
  23 b4c20a19 2022-07-15 naddy #include <sys/queue.h>
  24 a596b957 2022-07-14 tracey #include <sys/stat.h>
  25 a596b957 2022-07-14 tracey #include <sys/types.h>
  26 a596b957 2022-07-14 tracey 
  27 58381f70 2022-09-03 op #include <ctype.h>
  28 a596b957 2022-07-14 tracey #include <dirent.h>
  29 a596b957 2022-07-14 tracey #include <errno.h>
  30 a596b957 2022-07-14 tracey #include <event.h>
  31 3b81530f 2022-11-22 op #include <fcntl.h>
  32 a596b957 2022-07-14 tracey #include <imsg.h>
  33 a596b957 2022-07-14 tracey #include <sha1.h>
  34 5822e79e 2023-02-23 op #include <sha2.h>
  35 a596b957 2022-07-14 tracey #include <stdio.h>
  36 a596b957 2022-07-14 tracey #include <stdlib.h>
  37 a596b957 2022-07-14 tracey #include <string.h>
  38 a596b957 2022-07-14 tracey #include <unistd.h>
  39 a596b957 2022-07-14 tracey 
  40 a596b957 2022-07-14 tracey #include "got_error.h"
  41 a596b957 2022-07-14 tracey #include "got_object.h"
  42 a596b957 2022-07-14 tracey #include "got_reference.h"
  43 a596b957 2022-07-14 tracey #include "got_repository.h"
  44 a596b957 2022-07-14 tracey #include "got_path.h"
  45 a596b957 2022-07-14 tracey #include "got_cancel.h"
  46 a596b957 2022-07-14 tracey #include "got_worktree.h"
  47 a596b957 2022-07-14 tracey #include "got_diff.h"
  48 a596b957 2022-07-14 tracey #include "got_commit_graph.h"
  49 a596b957 2022-07-14 tracey #include "got_blame.h"
  50 a596b957 2022-07-14 tracey #include "got_privsep.h"
  51 a596b957 2022-07-14 tracey 
  52 a596b957 2022-07-14 tracey #include "gotwebd.h"
  53 1220d7ea 2024-05-21 op #include "log.h"
  54 1abb18e1 2022-12-20 op #include "tmpl.h"
  55 a596b957 2022-07-14 tracey 
  56 a596b957 2022-07-14 tracey static const struct querystring_keys querystring_keys[] = {
  57 a596b957 2022-07-14 tracey 	{ "action",		ACTION },
  58 a596b957 2022-07-14 tracey 	{ "commit",		COMMIT },
  59 a596b957 2022-07-14 tracey 	{ "file",		RFILE },
  60 a596b957 2022-07-14 tracey 	{ "folder",		FOLDER },
  61 a596b957 2022-07-14 tracey 	{ "headref",		HEADREF },
  62 a596b957 2022-07-14 tracey 	{ "index_page",		INDEX_PAGE },
  63 a596b957 2022-07-14 tracey 	{ "path",		PATH },
  64 a596b957 2022-07-14 tracey };
  65 a596b957 2022-07-14 tracey 
  66 a596b957 2022-07-14 tracey static const struct action_keys action_keys[] = {
  67 a596b957 2022-07-14 tracey 	{ "blame",	BLAME },
  68 a596b957 2022-07-14 tracey 	{ "blob",	BLOB },
  69 298f95fb 2023-01-05 op 	{ "blobraw",	BLOBRAW },
  70 a596b957 2022-07-14 tracey 	{ "briefs",	BRIEFS },
  71 a596b957 2022-07-14 tracey 	{ "commits",	COMMITS },
  72 a596b957 2022-07-14 tracey 	{ "diff",	DIFF },
  73 a596b957 2022-07-14 tracey 	{ "error",	ERR },
  74 a596b957 2022-07-14 tracey 	{ "index",	INDEX },
  75 7f65bb55 2023-12-01 op 	{ "patch",	PATCH },
  76 a596b957 2022-07-14 tracey 	{ "summary",	SUMMARY },
  77 a596b957 2022-07-14 tracey 	{ "tag",	TAG },
  78 a596b957 2022-07-14 tracey 	{ "tags",	TAGS },
  79 a596b957 2022-07-14 tracey 	{ "tree",	TREE },
  80 1abb18e1 2022-12-20 op 	{ "rss",	RSS },
  81 a596b957 2022-07-14 tracey };
  82 a596b957 2022-07-14 tracey 
  83 a596b957 2022-07-14 tracey static const struct got_error *gotweb_init_querystring(struct querystring **);
  84 1552435e 2024-05-28 op static const struct got_error *gotweb_parse_querystring(struct querystring *,
  85 a596b957 2022-07-14 tracey     char *);
  86 1552435e 2024-05-28 op static const struct got_error *gotweb_assign_querystring(struct querystring *,
  87 a596b957 2022-07-14 tracey     char *, char *);
  88 df2d3cd2 2023-03-11 op static int gotweb_render_index(struct template *);
  89 2959f418 2024-04-28 op static const struct got_error *gotweb_load_got_path(struct repo_dir **,
  90 2959f418 2024-04-28 op     const char *, struct request *);
  91 a596b957 2022-07-14 tracey static const struct got_error *gotweb_get_repo_description(char **,
  92 3b81530f 2022-11-22 op     struct server *, const char *, int);
  93 a596b957 2022-07-14 tracey static const struct got_error *gotweb_get_clone_url(char **, struct server *,
  94 3b81530f 2022-11-22 op     const char *, int);
  95 ed619ca0 2022-12-14 op 
  96 a596b957 2022-07-14 tracey static void gotweb_free_querystring(struct querystring *);
  97 a596b957 2022-07-14 tracey static void gotweb_free_repo_dir(struct repo_dir *);
  98 a596b957 2022-07-14 tracey 
  99 c8af7691 2023-06-22 op struct server *gotweb_get_server(const char *);
 100 a596b957 2022-07-14 tracey 
 101 6cdf29f9 2023-01-21 op static int
 102 6cdf29f9 2023-01-21 op gotweb_reply(struct request *c, int status, const char *ctype,
 103 6cdf29f9 2023-01-21 op     struct gotweb_url *location)
 104 6cdf29f9 2023-01-21 op {
 105 6cdf29f9 2023-01-21 op 	const char	*csp;
 106 6cdf29f9 2023-01-21 op 
 107 62eab86e 2023-09-13 op 	if (status != 200 && tp_writef(c->tp, "Status: %d\r\n", status) == -1)
 108 6cdf29f9 2023-01-21 op 		return -1;
 109 6cdf29f9 2023-01-21 op 
 110 6cdf29f9 2023-01-21 op 	if (location) {
 111 62eab86e 2023-09-13 op 		if (tp_writes(c->tp, "Location: ") == -1 ||
 112 6cdf29f9 2023-01-21 op 		    gotweb_render_url(c, location) == -1 ||
 113 62eab86e 2023-09-13 op 		    tp_writes(c->tp, "\r\n") == -1)
 114 6cdf29f9 2023-01-21 op 			return -1;
 115 6cdf29f9 2023-01-21 op 	}
 116 6cdf29f9 2023-01-21 op 
 117 6cdf29f9 2023-01-21 op 	csp = "Content-Security-Policy: default-src 'self'; "
 118 6cdf29f9 2023-01-21 op 	    "script-src 'none'; object-src 'none';\r\n";
 119 62eab86e 2023-09-13 op 	if (tp_writes(c->tp, csp) == -1)
 120 6cdf29f9 2023-01-21 op 		return -1;
 121 6cdf29f9 2023-01-21 op 
 122 62eab86e 2023-09-13 op 	if (ctype && tp_writef(c->tp, "Content-Type: %s\r\n", ctype) == -1)
 123 6cdf29f9 2023-01-21 op 		return -1;
 124 6cdf29f9 2023-01-21 op 
 125 62eab86e 2023-09-13 op 	return tp_writes(c->tp, "\r\n");
 126 6cdf29f9 2023-01-21 op }
 127 6cdf29f9 2023-01-21 op 
 128 6cdf29f9 2023-01-21 op static int
 129 6cdf29f9 2023-01-21 op gotweb_reply_file(struct request *c, const char *ctype, const char *file,
 130 6cdf29f9 2023-01-21 op     const char *suffix)
 131 6cdf29f9 2023-01-21 op {
 132 6cdf29f9 2023-01-21 op 	int r;
 133 6cdf29f9 2023-01-21 op 
 134 62eab86e 2023-09-13 op 	r = tp_writef(c->tp, "Content-Disposition: attachment; "
 135 6cdf29f9 2023-01-21 op 	    "filename=%s%s\r\n", file, suffix ? suffix : "");
 136 6cdf29f9 2023-01-21 op 	if (r == -1)
 137 6cdf29f9 2023-01-21 op 		return -1;
 138 6cdf29f9 2023-01-21 op 	return gotweb_reply(c, 200, ctype, NULL);
 139 6cdf29f9 2023-01-21 op }
 140 6cdf29f9 2023-01-21 op 
 141 a596b957 2022-07-14 tracey void
 142 a596b957 2022-07-14 tracey gotweb_process_request(struct request *c)
 143 a596b957 2022-07-14 tracey {
 144 8f37175d 2023-03-11 op 	const struct got_error *error = NULL;
 145 a596b957 2022-07-14 tracey 	struct server *srv = NULL;
 146 a596b957 2022-07-14 tracey 	struct querystring *qs = NULL;
 147 a596b957 2022-07-14 tracey 	struct repo_dir *repo_dir = NULL;
 148 f9b5f5fb 2023-04-01 op 	const char *rss_ctype = "application/rss+xml;charset=utf-8";
 149 f9b5f5fb 2023-04-01 op 	const uint8_t *buf;
 150 f9b5f5fb 2023-04-01 op 	size_t len;
 151 f9b5f5fb 2023-04-01 op 	int r, binary = 0;
 152 69525b4e 2023-01-13 op 
 153 a596b957 2022-07-14 tracey 	/* init the transport */
 154 a596b957 2022-07-14 tracey 	error = gotweb_init_transport(&c->t);
 155 a596b957 2022-07-14 tracey 	if (error) {
 156 a596b957 2022-07-14 tracey 		log_warnx("%s: %s", __func__, error->msg);
 157 f0680473 2022-08-25 op 		return;
 158 a596b957 2022-07-14 tracey 	}
 159 a596b957 2022-07-14 tracey 	/* get the gotwebd server */
 160 c8af7691 2023-06-22 op 	srv = gotweb_get_server(c->server_name);
 161 a596b957 2022-07-14 tracey 	if (srv == NULL) {
 162 a596b957 2022-07-14 tracey 		log_warnx("%s: error server is NULL", __func__);
 163 a596b957 2022-07-14 tracey 		goto err;
 164 a596b957 2022-07-14 tracey 	}
 165 a596b957 2022-07-14 tracey 	c->srv = srv;
 166 a596b957 2022-07-14 tracey 	/* parse our querystring */
 167 a596b957 2022-07-14 tracey 	error = gotweb_init_querystring(&qs);
 168 a596b957 2022-07-14 tracey 	if (error) {
 169 a596b957 2022-07-14 tracey 		log_warnx("%s: %s", __func__, error->msg);
 170 a596b957 2022-07-14 tracey 		goto err;
 171 a596b957 2022-07-14 tracey 	}
 172 a596b957 2022-07-14 tracey 	c->t->qs = qs;
 173 1552435e 2024-05-28 op 	error = gotweb_parse_querystring(qs, c->querystring);
 174 a596b957 2022-07-14 tracey 	if (error) {
 175 a596b957 2022-07-14 tracey 		log_warnx("%s: %s", __func__, error->msg);
 176 a596b957 2022-07-14 tracey 		goto err;
 177 a596b957 2022-07-14 tracey 	}
 178 a596b957 2022-07-14 tracey 
 179 a596b957 2022-07-14 tracey 	/*
 180 a596b957 2022-07-14 tracey 	 * certain actions require a commit id in the querystring. this stops
 181 a596b957 2022-07-14 tracey 	 * bad actors from exploiting this by manually manipulating the
 182 a596b957 2022-07-14 tracey 	 * querystring.
 183 a596b957 2022-07-14 tracey 	 */
 184 a596b957 2022-07-14 tracey 
 185 298f95fb 2023-01-05 op 	if (qs->action == BLAME || qs->action == BLOB ||
 186 7f65bb55 2023-12-01 op 	    qs->action == BLOBRAW || qs->action == DIFF ||
 187 7f65bb55 2023-12-01 op 	    qs->action == PATCH) {
 188 298f95fb 2023-01-05 op 		if (qs->commit == NULL) {
 189 de2b82f3 2023-06-18 op 			error = got_error(GOT_ERR_BAD_QUERYSTRING);
 190 8f37175d 2023-03-11 op 			goto err;
 191 298f95fb 2023-01-05 op 		}
 192 a596b957 2022-07-14 tracey 	}
 193 a596b957 2022-07-14 tracey 
 194 a596b957 2022-07-14 tracey 	if (qs->action != INDEX) {
 195 2959f418 2024-04-28 op 		error = gotweb_load_got_path(&repo_dir, qs->path, c);
 196 a596b957 2022-07-14 tracey 		c->t->repo_dir = repo_dir;
 197 a596b957 2022-07-14 tracey 		if (error && error->code != GOT_ERR_LONELY_PACKIDX)
 198 a596b957 2022-07-14 tracey 			goto err;
 199 a596b957 2022-07-14 tracey 	}
 200 a596b957 2022-07-14 tracey 
 201 f9b5f5fb 2023-04-01 op 	if (qs->action == BLOBRAW || qs->action == BLOB) {
 202 26b163a0 2024-01-30 op 		if (qs->folder == NULL || qs->file == NULL) {
 203 26b163a0 2024-01-30 op 			error = got_error(GOT_ERR_BAD_QUERYSTRING);
 204 26b163a0 2024-01-30 op 			goto err;
 205 26b163a0 2024-01-30 op 		}
 206 26b163a0 2024-01-30 op 
 207 a596b957 2022-07-14 tracey 		error = got_get_repo_commits(c, 1);
 208 a596b957 2022-07-14 tracey 		if (error)
 209 8f37175d 2023-03-11 op 			goto err;
 210 76007998 2023-01-15 op 
 211 8f37175d 2023-03-11 op 		error = got_open_blob_for_output(&c->t->blob, &c->t->fd,
 212 ac15152e 2023-12-08 op 		    &binary, c, qs->folder, qs->file, qs->commit);
 213 8f37175d 2023-03-11 op 		if (error)
 214 8f37175d 2023-03-11 op 			goto err;
 215 f9b5f5fb 2023-04-01 op 	}
 216 f9b5f5fb 2023-04-01 op 
 217 7607b8e0 2023-11-17 stsp 	switch (qs->action) {
 218 f9b5f5fb 2023-04-01 op 	case BLAME:
 219 26b163a0 2024-01-30 op 		if (qs->folder == NULL || qs->file == NULL) {
 220 26b163a0 2024-01-30 op 			error = got_error(GOT_ERR_BAD_QUERYSTRING);
 221 26b163a0 2024-01-30 op 			goto err;
 222 26b163a0 2024-01-30 op 		}
 223 f9b5f5fb 2023-04-01 op 		error = got_get_repo_commits(c, 1);
 224 f9b5f5fb 2023-04-01 op 		if (error) {
 225 f9b5f5fb 2023-04-01 op 			log_warnx("%s: %s", __func__, error->msg);
 226 f9b5f5fb 2023-04-01 op 			goto err;
 227 f9b5f5fb 2023-04-01 op 		}
 228 f9b5f5fb 2023-04-01 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 229 f9b5f5fb 2023-04-01 op 			return;
 230 f9b5f5fb 2023-04-01 op 		gotweb_render_page(c->tp, gotweb_render_blame);
 231 f9b5f5fb 2023-04-01 op 		return;
 232 f9b5f5fb 2023-04-01 op 	case BLOB:
 233 f9b5f5fb 2023-04-01 op 		if (binary) {
 234 f9b5f5fb 2023-04-01 op 			struct gotweb_url url = {
 235 f9b5f5fb 2023-04-01 op 				.index_page = -1,
 236 f9b5f5fb 2023-04-01 op 				.action = BLOBRAW,
 237 f9b5f5fb 2023-04-01 op 				.path = qs->path,
 238 f9b5f5fb 2023-04-01 op 				.commit = qs->commit,
 239 f9b5f5fb 2023-04-01 op 				.folder = qs->folder,
 240 f9b5f5fb 2023-04-01 op 				.file = qs->file,
 241 f9b5f5fb 2023-04-01 op 			};
 242 76007998 2023-01-15 op 
 243 f9b5f5fb 2023-04-01 op 			gotweb_reply(c, 302, NULL, &url);
 244 f9b5f5fb 2023-04-01 op 			return;
 245 f9b5f5fb 2023-04-01 op 		}
 246 f9b5f5fb 2023-04-01 op 
 247 f9b5f5fb 2023-04-01 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 248 f9b5f5fb 2023-04-01 op 			return;
 249 f9b5f5fb 2023-04-01 op 		gotweb_render_page(c->tp, gotweb_render_blob);
 250 f9b5f5fb 2023-04-01 op 		return;
 251 f9b5f5fb 2023-04-01 op 	case BLOBRAW:
 252 76007998 2023-01-15 op 		if (binary)
 253 6cdf29f9 2023-01-21 op 			r = gotweb_reply_file(c, "application/octet-stream",
 254 6cdf29f9 2023-01-21 op 			    qs->file, NULL);
 255 76007998 2023-01-15 op 		else
 256 6cdf29f9 2023-01-21 op 			r = gotweb_reply(c, 200, "text/plain", NULL);
 257 6cdf29f9 2023-01-21 op 		if (r == -1)
 258 62eab86e 2023-09-13 op 			return;
 259 62eab86e 2023-09-13 op 		if (template_flush(c->tp) == -1)
 260 8f37175d 2023-03-11 op 			return;
 261 76007998 2023-01-15 op 
 262 76007998 2023-01-15 op 		for (;;) {
 263 df2d3cd2 2023-03-11 op 			error = got_object_blob_read_block(&len, c->t->blob);
 264 76007998 2023-01-15 op 			if (error)
 265 8f37175d 2023-03-11 op 				break;
 266 76007998 2023-01-15 op 			if (len == 0)
 267 76007998 2023-01-15 op 				break;
 268 df2d3cd2 2023-03-11 op 			buf = got_object_blob_get_read_buf(c->t->blob);
 269 62eab86e 2023-09-13 op 			if (fcgi_write(c, buf, len) == -1)
 270 8f37175d 2023-03-11 op 				break;
 271 298f95fb 2023-01-05 op 		}
 272 8f37175d 2023-03-11 op 		return;
 273 a596b957 2022-07-14 tracey 	case BRIEFS:
 274 13d9dc7e 2023-06-26 op 		error = got_get_repo_commits(c, srv->max_commits_display);
 275 13d9dc7e 2023-06-26 op 		if (error)
 276 13d9dc7e 2023-06-26 op 			goto err;
 277 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 278 8f37175d 2023-03-11 op 			return;
 279 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_briefs);
 280 8f37175d 2023-03-11 op 		return;
 281 a596b957 2022-07-14 tracey 	case COMMITS:
 282 156a1144 2022-12-17 op 		error = got_get_repo_commits(c, srv->max_commits_display);
 283 a596b957 2022-07-14 tracey 		if (error) {
 284 a596b957 2022-07-14 tracey 			log_warnx("%s: %s", __func__, error->msg);
 285 a596b957 2022-07-14 tracey 			goto err;
 286 a596b957 2022-07-14 tracey 		}
 287 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 288 8f37175d 2023-03-11 op 			return;
 289 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_commits);
 290 8f37175d 2023-03-11 op 		return;
 291 a596b957 2022-07-14 tracey 	case DIFF:
 292 587550a5 2023-01-10 op 		error = got_get_repo_commits(c, 1);
 293 169b1631 2023-01-06 op 		if (error) {
 294 169b1631 2023-01-06 op 			log_warnx("%s: %s", __func__, error->msg);
 295 169b1631 2023-01-06 op 			goto err;
 296 169b1631 2023-01-06 op 		}
 297 18069c98 2023-05-16 op 		error = got_open_diff_for_output(&c->t->fp, c);
 298 587550a5 2023-01-10 op 		if (error) {
 299 587550a5 2023-01-10 op 			log_warnx("%s: %s", __func__, error->msg);
 300 587550a5 2023-01-10 op 			goto err;
 301 587550a5 2023-01-10 op 		}
 302 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 303 8f37175d 2023-03-11 op 			return;
 304 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_diff);
 305 8f37175d 2023-03-11 op 		return;
 306 a596b957 2022-07-14 tracey 	case INDEX:
 307 df2d3cd2 2023-03-11 op 		c->t->nrepos = scandir(srv->repos_path, &c->t->repos, NULL,
 308 df2d3cd2 2023-03-11 op 		    alphasort);
 309 df2d3cd2 2023-03-11 op 		if (c->t->nrepos == -1) {
 310 df2d3cd2 2023-03-11 op 			c->t->repos = NULL;
 311 df2d3cd2 2023-03-11 op 			error = got_error_from_errno2("scandir",
 312 df2d3cd2 2023-03-11 op 			    srv->repos_path);
 313 a596b957 2022-07-14 tracey 			goto err;
 314 a596b957 2022-07-14 tracey 		}
 315 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 316 8f37175d 2023-03-11 op 			return;
 317 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_index);
 318 8f37175d 2023-03-11 op 		return;
 319 7f65bb55 2023-12-01 op 	case PATCH:
 320 7f65bb55 2023-12-01 op 		error = got_get_repo_commits(c, 1);
 321 7f65bb55 2023-12-01 op 		if (error) {
 322 7f65bb55 2023-12-01 op 			log_warnx("%s: %s", __func__, error->msg);
 323 7f65bb55 2023-12-01 op 			goto err;
 324 7f65bb55 2023-12-01 op 		}
 325 7f65bb55 2023-12-01 op 		error = got_open_diff_for_output(&c->t->fp, c);
 326 7f65bb55 2023-12-01 op 		if (error) {
 327 7f65bb55 2023-12-01 op 			log_warnx("%s: %s", __func__, error->msg);
 328 7f65bb55 2023-12-01 op 			goto err;
 329 7f65bb55 2023-12-01 op 		}
 330 7f65bb55 2023-12-01 op 		if (gotweb_reply(c, 200, "text/plain", NULL) == -1)
 331 7f65bb55 2023-12-01 op 			return;
 332 7f65bb55 2023-12-01 op 		gotweb_render_patch(c->tp);
 333 7f65bb55 2023-12-01 op 		return;
 334 f9b5f5fb 2023-04-01 op 	case RSS:
 335 f9b5f5fb 2023-04-01 op 		error = got_get_repo_tags(c, D_MAXSLCOMMDISP);
 336 f9b5f5fb 2023-04-01 op 		if (error)
 337 f9b5f5fb 2023-04-01 op 			goto err;
 338 f9b5f5fb 2023-04-01 op 		if (gotweb_reply_file(c, rss_ctype, repo_dir->name, ".rss")
 339 f9b5f5fb 2023-04-01 op 		    == -1)
 340 f9b5f5fb 2023-04-01 op 			return;
 341 f9b5f5fb 2023-04-01 op 		gotweb_render_rss(c->tp);
 342 f9b5f5fb 2023-04-01 op 		return;
 343 a596b957 2022-07-14 tracey 	case SUMMARY:
 344 df2d3cd2 2023-03-11 op 		error = got_ref_list(&c->t->refs, c->t->repo, "refs/heads",
 345 69525b4e 2023-01-13 op 		    got_ref_cmp_by_name, NULL);
 346 a596b957 2022-07-14 tracey 		if (error) {
 347 69525b4e 2023-01-13 op 			log_warnx("%s: got_ref_list: %s", __func__,
 348 69525b4e 2023-01-13 op 			    error->msg);
 349 a596b957 2022-07-14 tracey 			goto err;
 350 a596b957 2022-07-14 tracey 		}
 351 8762929a 2023-12-29 op 		error = got_get_repo_commits(c, srv->summary_commits_display);
 352 13d9dc7e 2023-06-26 op 		if (error)
 353 13d9dc7e 2023-06-26 op 			goto err;
 354 69525b4e 2023-01-13 op 		qs->action = TAGS;
 355 8762929a 2023-12-29 op 		error = got_get_repo_tags(c, srv->summary_tags_display);
 356 69525b4e 2023-01-13 op 		if (error) {
 357 69525b4e 2023-01-13 op 			log_warnx("%s: got_get_repo_tags: %s", __func__,
 358 69525b4e 2023-01-13 op 			    error->msg);
 359 69525b4e 2023-01-13 op 			goto err;
 360 69525b4e 2023-01-13 op 		}
 361 69525b4e 2023-01-13 op 		qs->action = SUMMARY;
 362 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 363 8f37175d 2023-03-11 op 			return;
 364 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_summary);
 365 8f37175d 2023-03-11 op 		return;
 366 a596b957 2022-07-14 tracey 	case TAG:
 367 dc07f76c 2023-01-09 op 		error = got_get_repo_tags(c, 1);
 368 a596b957 2022-07-14 tracey 		if (error) {
 369 a596b957 2022-07-14 tracey 			log_warnx("%s: %s", __func__, error->msg);
 370 dc07f76c 2023-01-09 op 			goto err;
 371 dc07f76c 2023-01-09 op 		}
 372 dc07f76c 2023-01-09 op 		if (c->t->tag_count == 0) {
 373 dc07f76c 2023-01-09 op 			error = got_error_msg(GOT_ERR_BAD_OBJ_ID,
 374 dc07f76c 2023-01-09 op 			    "bad commit id");
 375 a596b957 2022-07-14 tracey 			goto err;
 376 a596b957 2022-07-14 tracey 		}
 377 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 378 8f37175d 2023-03-11 op 			return;
 379 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_tag);
 380 8f37175d 2023-03-11 op 		return;
 381 a596b957 2022-07-14 tracey 	case TAGS:
 382 d60961d2 2023-01-13 op 		error = got_get_repo_tags(c, srv->max_commits_display);
 383 a596b957 2022-07-14 tracey 		if (error) {
 384 a596b957 2022-07-14 tracey 			log_warnx("%s: %s", __func__, error->msg);
 385 a596b957 2022-07-14 tracey 			goto err;
 386 a596b957 2022-07-14 tracey 		}
 387 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 388 8f37175d 2023-03-11 op 			return;
 389 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_tags);
 390 8f37175d 2023-03-11 op 		return;
 391 a596b957 2022-07-14 tracey 	case TREE:
 392 43d421de 2023-01-05 op 		error = got_get_repo_commits(c, 1);
 393 a596b957 2022-07-14 tracey 		if (error) {
 394 a596b957 2022-07-14 tracey 			log_warnx("%s: %s", __func__, error->msg);
 395 a596b957 2022-07-14 tracey 			goto err;
 396 a596b957 2022-07-14 tracey 		}
 397 8f37175d 2023-03-11 op 		if (gotweb_reply(c, 200, "text/html", NULL) == -1)
 398 8f37175d 2023-03-11 op 			return;
 399 8f37175d 2023-03-11 op 		gotweb_render_page(c->tp, gotweb_render_tree);
 400 8f37175d 2023-03-11 op 		return;
 401 a596b957 2022-07-14 tracey 	case ERR:
 402 a596b957 2022-07-14 tracey 	default:
 403 8f37175d 2023-03-11 op 		error = got_error(GOT_ERR_BAD_QUERYSTRING);
 404 a596b957 2022-07-14 tracey 	}
 405 a596b957 2022-07-14 tracey 
 406 a596b957 2022-07-14 tracey err:
 407 8f37175d 2023-03-11 op 	c->t->error = error;
 408 8f37175d 2023-03-11 op 	if (gotweb_reply(c, 400, "text/html", NULL) == -1)
 409 a596b957 2022-07-14 tracey 		return;
 410 8f37175d 2023-03-11 op 	gotweb_render_page(c->tp, gotweb_render_error);
 411 a596b957 2022-07-14 tracey }
 412 a596b957 2022-07-14 tracey 
 413 a596b957 2022-07-14 tracey struct server *
 414 c8af7691 2023-06-22 op gotweb_get_server(const char *server_name)
 415 a596b957 2022-07-14 tracey {
 416 c8af7691 2023-06-22 op 	struct server *srv;
 417 a596b957 2022-07-14 tracey 
 418 95a4a5a1 2022-08-30 op 	/* check against the server name first */
 419 4448825a 2023-06-16 op 	if (*server_name != '\0')
 420 2ad48e9a 2022-08-16 stsp 		TAILQ_FOREACH(srv, &gotwebd_env->servers, entry)
 421 a596b957 2022-07-14 tracey 			if (strcmp(srv->name, server_name) == 0)
 422 c8af7691 2023-06-22 op 				return srv;
 423 a596b957 2022-07-14 tracey 
 424 c8af7691 2023-06-22 op 	/* otherwise, use the first server */
 425 c8af7691 2023-06-22 op 	return TAILQ_FIRST(&gotwebd_env->servers);
 426 a596b957 2022-07-14 tracey };
 427 a596b957 2022-07-14 tracey 
 428 a596b957 2022-07-14 tracey const struct got_error *
 429 a596b957 2022-07-14 tracey gotweb_init_transport(struct transport **t)
 430 a596b957 2022-07-14 tracey {
 431 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
 432 a596b957 2022-07-14 tracey 
 433 a596b957 2022-07-14 tracey 	*t = calloc(1, sizeof(**t));
 434 a596b957 2022-07-14 tracey 	if (*t == NULL)
 435 50f6148a 2023-05-29 op 		return got_error_from_errno2(__func__, "calloc");
 436 a596b957 2022-07-14 tracey 
 437 a596b957 2022-07-14 tracey 	TAILQ_INIT(&(*t)->repo_commits);
 438 a596b957 2022-07-14 tracey 	TAILQ_INIT(&(*t)->repo_tags);
 439 df2d3cd2 2023-03-11 op 	TAILQ_INIT(&(*t)->refs);
 440 df2d3cd2 2023-03-11 op 
 441 df2d3cd2 2023-03-11 op 	(*t)->fd = -1;
 442 a596b957 2022-07-14 tracey 
 443 a596b957 2022-07-14 tracey 	return error;
 444 a596b957 2022-07-14 tracey }
 445 a596b957 2022-07-14 tracey 
 446 a596b957 2022-07-14 tracey static const struct got_error *
 447 a596b957 2022-07-14 tracey gotweb_init_querystring(struct querystring **qs)
 448 a596b957 2022-07-14 tracey {
 449 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
 450 a596b957 2022-07-14 tracey 
 451 a596b957 2022-07-14 tracey 	*qs = calloc(1, sizeof(**qs));
 452 a596b957 2022-07-14 tracey 	if (*qs == NULL)
 453 50f6148a 2023-05-29 op 		return got_error_from_errno2(__func__, "calloc");
 454 a596b957 2022-07-14 tracey 
 455 a596b957 2022-07-14 tracey 	(*qs)->headref = strdup("HEAD");
 456 a596b957 2022-07-14 tracey 	if ((*qs)->headref == NULL) {
 457 6c37ad7b 2022-09-01 op 		free(*qs);
 458 6c37ad7b 2022-09-01 op 		*qs = NULL;
 459 50f6148a 2023-05-29 op 		return got_error_from_errno2(__func__, "strdup");
 460 a596b957 2022-07-14 tracey 	}
 461 6c37ad7b 2022-09-01 op 
 462 6c37ad7b 2022-09-01 op 	(*qs)->action = INDEX;
 463 a596b957 2022-07-14 tracey 
 464 a596b957 2022-07-14 tracey 	return error;
 465 a596b957 2022-07-14 tracey }
 466 a596b957 2022-07-14 tracey 
 467 a596b957 2022-07-14 tracey static const struct got_error *
 468 1552435e 2024-05-28 op gotweb_parse_querystring(struct querystring *qs, char *qst)
 469 a596b957 2022-07-14 tracey {
 470 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
 471 a596b957 2022-07-14 tracey 	char *tok1 = NULL, *tok1_pair = NULL, *tok1_end = NULL;
 472 a596b957 2022-07-14 tracey 	char *tok2 = NULL, *tok2_pair = NULL, *tok2_end = NULL;
 473 a596b957 2022-07-14 tracey 
 474 a596b957 2022-07-14 tracey 	if (qst == NULL)
 475 a596b957 2022-07-14 tracey 		return error;
 476 a596b957 2022-07-14 tracey 
 477 a596b957 2022-07-14 tracey 	tok1 = strdup(qst);
 478 a596b957 2022-07-14 tracey 	if (tok1 == NULL)
 479 50f6148a 2023-05-29 op 		return got_error_from_errno2(__func__, "strdup");
 480 a596b957 2022-07-14 tracey 
 481 a596b957 2022-07-14 tracey 	tok1_pair = tok1;
 482 a596b957 2022-07-14 tracey 	tok1_end = tok1;
 483 a596b957 2022-07-14 tracey 
 484 a596b957 2022-07-14 tracey 	while (tok1_pair != NULL) {
 485 a596b957 2022-07-14 tracey 		strsep(&tok1_end, "&");
 486 a596b957 2022-07-14 tracey 
 487 a596b957 2022-07-14 tracey 		tok2 = strdup(tok1_pair);
 488 a596b957 2022-07-14 tracey 		if (tok2 == NULL) {
 489 a596b957 2022-07-14 tracey 			free(tok1);
 490 50f6148a 2023-05-29 op 			return got_error_from_errno2(__func__, "strdup");
 491 a596b957 2022-07-14 tracey 		}
 492 a596b957 2022-07-14 tracey 
 493 a596b957 2022-07-14 tracey 		tok2_pair = tok2;
 494 a596b957 2022-07-14 tracey 		tok2_end = tok2;
 495 a596b957 2022-07-14 tracey 
 496 a596b957 2022-07-14 tracey 		while (tok2_pair != NULL) {
 497 a596b957 2022-07-14 tracey 			strsep(&tok2_end, "=");
 498 a596b957 2022-07-14 tracey 			if (tok2_end) {
 499 a596b957 2022-07-14 tracey 				error = gotweb_assign_querystring(qs, tok2_pair,
 500 a596b957 2022-07-14 tracey 				    tok2_end);
 501 a596b957 2022-07-14 tracey 				if (error)
 502 a596b957 2022-07-14 tracey 					goto err;
 503 a596b957 2022-07-14 tracey 			}
 504 a596b957 2022-07-14 tracey 			tok2_pair = tok2_end;
 505 a596b957 2022-07-14 tracey 		}
 506 a596b957 2022-07-14 tracey 		free(tok2);
 507 a596b957 2022-07-14 tracey 		tok1_pair = tok1_end;
 508 a596b957 2022-07-14 tracey 	}
 509 a596b957 2022-07-14 tracey 	free(tok1);
 510 a596b957 2022-07-14 tracey 	return error;
 511 a596b957 2022-07-14 tracey err:
 512 a596b957 2022-07-14 tracey 	free(tok2);
 513 a596b957 2022-07-14 tracey 	free(tok1);
 514 a596b957 2022-07-14 tracey 	return error;
 515 a596b957 2022-07-14 tracey }
 516 a596b957 2022-07-14 tracey 
 517 58381f70 2022-09-03 op /*
 518 58381f70 2022-09-03 op  * Adapted from usr.sbin/httpd/httpd.c url_decode.
 519 58381f70 2022-09-03 op  */
 520 a596b957 2022-07-14 tracey static const struct got_error *
 521 58381f70 2022-09-03 op gotweb_urldecode(char *url)
 522 58381f70 2022-09-03 op {
 523 58381f70 2022-09-03 op 	char		*p, *q;
 524 58381f70 2022-09-03 op 	char		 hex[3];
 525 58381f70 2022-09-03 op 	unsigned long	 x;
 526 58381f70 2022-09-03 op 
 527 58381f70 2022-09-03 op 	hex[2] = '\0';
 528 58381f70 2022-09-03 op 	p = q = url;
 529 58381f70 2022-09-03 op 
 530 58381f70 2022-09-03 op 	while (*p != '\0') {
 531 58381f70 2022-09-03 op 		switch (*p) {
 532 58381f70 2022-09-03 op 		case '%':
 533 58381f70 2022-09-03 op 			/* Encoding character is followed by two hex chars */
 534 58381f70 2022-09-03 op 			if (!isxdigit((unsigned char)p[1]) ||
 535 58381f70 2022-09-03 op 			    !isxdigit((unsigned char)p[2]) ||
 536 58381f70 2022-09-03 op 			    (p[1] == '0' && p[2] == '0'))
 537 58381f70 2022-09-03 op 				return got_error(GOT_ERR_BAD_QUERYSTRING);
 538 58381f70 2022-09-03 op 
 539 58381f70 2022-09-03 op 			hex[0] = p[1];
 540 58381f70 2022-09-03 op 			hex[1] = p[2];
 541 58381f70 2022-09-03 op 
 542 58381f70 2022-09-03 op 			/*
 543 58381f70 2022-09-03 op 			 * We don't have to validate "hex" because it is
 544 58381f70 2022-09-03 op 			 * guaranteed to include two hex chars followed by nul.
 545 58381f70 2022-09-03 op 			 */
 546 58381f70 2022-09-03 op 			x = strtoul(hex, NULL, 16);
 547 58381f70 2022-09-03 op 			*q = (char)x;
 548 58381f70 2022-09-03 op 			p += 2;
 549 58381f70 2022-09-03 op 			break;
 550 58381f70 2022-09-03 op 		default:
 551 58381f70 2022-09-03 op 			*q = *p;
 552 58381f70 2022-09-03 op 			break;
 553 58381f70 2022-09-03 op 		}
 554 58381f70 2022-09-03 op 		p++;
 555 58381f70 2022-09-03 op 		q++;
 556 58381f70 2022-09-03 op 	}
 557 58381f70 2022-09-03 op 	*q = '\0';
 558 58381f70 2022-09-03 op 
 559 58381f70 2022-09-03 op 	return NULL;
 560 58381f70 2022-09-03 op }
 561 58381f70 2022-09-03 op 
 562 58381f70 2022-09-03 op static const struct got_error *
 563 1552435e 2024-05-28 op gotweb_assign_querystring(struct querystring *qs, char *key, char *value)
 564 a596b957 2022-07-14 tracey {
 565 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
 566 a596b957 2022-07-14 tracey 	const char *errstr;
 567 a596b957 2022-07-14 tracey 	int a_cnt, el_cnt;
 568 a596b957 2022-07-14 tracey 
 569 58381f70 2022-09-03 op 	error = gotweb_urldecode(value);
 570 58381f70 2022-09-03 op 	if (error)
 571 58381f70 2022-09-03 op 		return error;
 572 58381f70 2022-09-03 op 
 573 03e70dd4 2023-11-16 op 	for (el_cnt = 0; el_cnt < nitems(querystring_keys); el_cnt++) {
 574 a596b957 2022-07-14 tracey 		if (strcmp(key, querystring_keys[el_cnt].name) != 0)
 575 a596b957 2022-07-14 tracey 			continue;
 576 a596b957 2022-07-14 tracey 
 577 a596b957 2022-07-14 tracey 		switch (querystring_keys[el_cnt].element) {
 578 a596b957 2022-07-14 tracey 		case ACTION:
 579 0c6bdfca 2023-12-18 op 			for (a_cnt = 0; a_cnt < nitems(action_keys); a_cnt++) {
 580 a596b957 2022-07-14 tracey 				if (strcmp(value, action_keys[a_cnt].name) != 0)
 581 a596b957 2022-07-14 tracey 					continue;
 582 c2f5b3e6 2024-05-28 op 				qs->action = action_keys[a_cnt].action;
 583 c2f5b3e6 2024-05-28 op 				goto qa_found;
 584 a596b957 2022-07-14 tracey 			}
 585 1552435e 2024-05-28 op 			qs->action = ERR;
 586 a596b957 2022-07-14 tracey qa_found:
 587 a596b957 2022-07-14 tracey 			break;
 588 a596b957 2022-07-14 tracey 		case COMMIT:
 589 1552435e 2024-05-28 op 			qs->commit = strdup(value);
 590 1552435e 2024-05-28 op 			if (qs->commit == NULL) {
 591 50f6148a 2023-05-29 op 				error = got_error_from_errno2(__func__,
 592 50f6148a 2023-05-29 op 				    "strdup");
 593 a596b957 2022-07-14 tracey 				goto done;
 594 a596b957 2022-07-14 tracey 			}
 595 a596b957 2022-07-14 tracey 			break;
 596 a596b957 2022-07-14 tracey 		case RFILE:
 597 1552435e 2024-05-28 op 			qs->file = strdup(value);
 598 1552435e 2024-05-28 op 			if (qs->file == NULL) {
 599 50f6148a 2023-05-29 op 				error = got_error_from_errno2(__func__,
 600 50f6148a 2023-05-29 op 				    "strdup");
 601 a596b957 2022-07-14 tracey 				goto done;
 602 a596b957 2022-07-14 tracey 			}
 603 a596b957 2022-07-14 tracey 			break;
 604 a596b957 2022-07-14 tracey 		case FOLDER:
 605 1552435e 2024-05-28 op 			qs->folder = strdup(value);
 606 1552435e 2024-05-28 op 			if (qs->folder == NULL) {
 607 50f6148a 2023-05-29 op 				error = got_error_from_errno2(__func__,
 608 50f6148a 2023-05-29 op 				    "strdup");
 609 a596b957 2022-07-14 tracey 				goto done;
 610 a596b957 2022-07-14 tracey 			}
 611 a596b957 2022-07-14 tracey 			break;
 612 a596b957 2022-07-14 tracey 		case HEADREF:
 613 1552435e 2024-05-28 op 			free(qs->headref);
 614 1552435e 2024-05-28 op 			qs->headref = strdup(value);
 615 1552435e 2024-05-28 op 			if (qs->headref == NULL) {
 616 50f6148a 2023-05-29 op 				error = got_error_from_errno2(__func__,
 617 50f6148a 2023-05-29 op 				    "strdup");
 618 a596b957 2022-07-14 tracey 				goto done;
 619 a596b957 2022-07-14 tracey 			}
 620 a596b957 2022-07-14 tracey 			break;
 621 a596b957 2022-07-14 tracey 		case INDEX_PAGE:
 622 4448825a 2023-06-16 op 			if (*value == '\0')
 623 a596b957 2022-07-14 tracey 				break;
 624 1552435e 2024-05-28 op 			qs->index_page = strtonum(value, INT64_MIN,
 625 a596b957 2022-07-14 tracey 			    INT64_MAX, &errstr);
 626 a596b957 2022-07-14 tracey 			if (errstr) {
 627 50f6148a 2023-05-29 op 				error = got_error_from_errno3(__func__,
 628 50f6148a 2023-05-29 op 				    "strtonum", errstr);
 629 a596b957 2022-07-14 tracey 				goto done;
 630 a596b957 2022-07-14 tracey 			}
 631 1552435e 2024-05-28 op 			if (qs->index_page < 0)
 632 1552435e 2024-05-28 op 				qs->index_page = 0;
 633 a596b957 2022-07-14 tracey 			break;
 634 a596b957 2022-07-14 tracey 		case PATH:
 635 1552435e 2024-05-28 op 			qs->path = strdup(value);
 636 1552435e 2024-05-28 op 			if (qs->path == NULL) {
 637 50f6148a 2023-05-29 op 				error = got_error_from_errno2(__func__,
 638 50f6148a 2023-05-29 op 				    "strdup");
 639 a596b957 2022-07-14 tracey 				goto done;
 640 a596b957 2022-07-14 tracey 			}
 641 a596b957 2022-07-14 tracey 			break;
 642 a596b957 2022-07-14 tracey 		}
 643 03e70dd4 2023-11-16 op 
 644 03e70dd4 2023-11-16 op 		/* entry found */
 645 03e70dd4 2023-11-16 op 		break;
 646 a596b957 2022-07-14 tracey 	}
 647 a596b957 2022-07-14 tracey done:
 648 a596b957 2022-07-14 tracey 	return error;
 649 a596b957 2022-07-14 tracey }
 650 a596b957 2022-07-14 tracey 
 651 a596b957 2022-07-14 tracey void
 652 a596b957 2022-07-14 tracey gotweb_free_repo_tag(struct repo_tag *rt)
 653 a596b957 2022-07-14 tracey {
 654 a596b957 2022-07-14 tracey 	if (rt != NULL) {
 655 a596b957 2022-07-14 tracey 		free(rt->commit_id);
 656 625e5896 2022-09-01 op 		free(rt->tag_name);
 657 625e5896 2022-09-01 op 		free(rt->tag_commit);
 658 625e5896 2022-09-01 op 		free(rt->commit_msg);
 659 a596b957 2022-07-14 tracey 		free(rt->tagger);
 660 a596b957 2022-07-14 tracey 	}
 661 a596b957 2022-07-14 tracey 	free(rt);
 662 a596b957 2022-07-14 tracey }
 663 a596b957 2022-07-14 tracey 
 664 a596b957 2022-07-14 tracey void
 665 a596b957 2022-07-14 tracey gotweb_free_repo_commit(struct repo_commit *rc)
 666 a596b957 2022-07-14 tracey {
 667 a596b957 2022-07-14 tracey 	if (rc != NULL) {
 668 a596b957 2022-07-14 tracey 		free(rc->path);
 669 a596b957 2022-07-14 tracey 		free(rc->refs_str);
 670 a596b957 2022-07-14 tracey 		free(rc->commit_id);
 671 a596b957 2022-07-14 tracey 		free(rc->parent_id);
 672 a596b957 2022-07-14 tracey 		free(rc->tree_id);
 673 a596b957 2022-07-14 tracey 		free(rc->author);
 674 a596b957 2022-07-14 tracey 		free(rc->committer);
 675 a596b957 2022-07-14 tracey 		free(rc->commit_msg);
 676 a596b957 2022-07-14 tracey 	}
 677 a596b957 2022-07-14 tracey 	free(rc);
 678 a596b957 2022-07-14 tracey }
 679 a596b957 2022-07-14 tracey 
 680 a596b957 2022-07-14 tracey static void
 681 a596b957 2022-07-14 tracey gotweb_free_querystring(struct querystring *qs)
 682 a596b957 2022-07-14 tracey {
 683 a596b957 2022-07-14 tracey 	if (qs != NULL) {
 684 a596b957 2022-07-14 tracey 		free(qs->commit);
 685 a596b957 2022-07-14 tracey 		free(qs->file);
 686 a596b957 2022-07-14 tracey 		free(qs->folder);
 687 a596b957 2022-07-14 tracey 		free(qs->headref);
 688 a596b957 2022-07-14 tracey 		free(qs->path);
 689 a596b957 2022-07-14 tracey 	}
 690 a596b957 2022-07-14 tracey 	free(qs);
 691 a596b957 2022-07-14 tracey }
 692 a596b957 2022-07-14 tracey 
 693 a596b957 2022-07-14 tracey static void
 694 a596b957 2022-07-14 tracey gotweb_free_repo_dir(struct repo_dir *repo_dir)
 695 a596b957 2022-07-14 tracey {
 696 a596b957 2022-07-14 tracey 	if (repo_dir != NULL) {
 697 a596b957 2022-07-14 tracey 		free(repo_dir->name);
 698 a596b957 2022-07-14 tracey 		free(repo_dir->owner);
 699 a596b957 2022-07-14 tracey 		free(repo_dir->description);
 700 a596b957 2022-07-14 tracey 		free(repo_dir->url);
 701 a596b957 2022-07-14 tracey 		free(repo_dir->path);
 702 a596b957 2022-07-14 tracey 	}
 703 a596b957 2022-07-14 tracey 	free(repo_dir);
 704 a596b957 2022-07-14 tracey }
 705 a596b957 2022-07-14 tracey 
 706 a596b957 2022-07-14 tracey void
 707 a596b957 2022-07-14 tracey gotweb_free_transport(struct transport *t)
 708 a596b957 2022-07-14 tracey {
 709 df2d3cd2 2023-03-11 op 	const struct got_error *err;
 710 a596b957 2022-07-14 tracey 	struct repo_commit *rc = NULL, *trc = NULL;
 711 a596b957 2022-07-14 tracey 	struct repo_tag *rt = NULL, *trt = NULL;
 712 df2d3cd2 2023-03-11 op 	int i;
 713 a596b957 2022-07-14 tracey 
 714 df2d3cd2 2023-03-11 op 	got_ref_list_free(&t->refs);
 715 a596b957 2022-07-14 tracey 	TAILQ_FOREACH_SAFE(rc, &t->repo_commits, entry, trc) {
 716 a596b957 2022-07-14 tracey 		TAILQ_REMOVE(&t->repo_commits, rc, entry);
 717 a596b957 2022-07-14 tracey 		gotweb_free_repo_commit(rc);
 718 a596b957 2022-07-14 tracey 	}
 719 a596b957 2022-07-14 tracey 	TAILQ_FOREACH_SAFE(rt, &t->repo_tags, entry, trt) {
 720 a596b957 2022-07-14 tracey 		TAILQ_REMOVE(&t->repo_tags, rt, entry);
 721 a596b957 2022-07-14 tracey 		gotweb_free_repo_tag(rt);
 722 a596b957 2022-07-14 tracey 	}
 723 a596b957 2022-07-14 tracey 	gotweb_free_repo_dir(t->repo_dir);
 724 a596b957 2022-07-14 tracey 	gotweb_free_querystring(t->qs);
 725 e3662697 2023-02-03 op 	free(t->more_id);
 726 723721e2 2023-12-08 op 	free(t->tags_more_id);
 727 df2d3cd2 2023-03-11 op 	if (t->blob)
 728 df2d3cd2 2023-03-11 op 		got_object_blob_close(t->blob);
 729 df2d3cd2 2023-03-11 op 	if (t->fp) {
 730 24a4d801 2023-05-16 op 		err = got_gotweb_closefile(t->fp);
 731 df2d3cd2 2023-03-11 op 		if (err)
 732 24a4d801 2023-05-16 op 			log_warnx("%s: got_gotweb_closefile failure: %s",
 733 df2d3cd2 2023-03-11 op 			    __func__, err->msg);
 734 df2d3cd2 2023-03-11 op 	}
 735 276bccc4 2023-05-16 op 	if (t->fd != -1 && close(t->fd) == -1)
 736 276bccc4 2023-05-16 op 		log_warn("%s: close", __func__);
 737 df2d3cd2 2023-03-11 op 	if (t->repos) {
 738 df2d3cd2 2023-03-11 op 		for (i = 0; i < t->nrepos; ++i)
 739 df2d3cd2 2023-03-11 op 			free(t->repos[i]);
 740 df2d3cd2 2023-03-11 op 		free(t->repos);
 741 df2d3cd2 2023-03-11 op 	}
 742 1632f50a 2023-11-17 stsp 	if (t->repo)
 743 1632f50a 2023-11-17 stsp 		got_repo_close(t->repo);
 744 a596b957 2022-07-14 tracey 	free(t);
 745 a596b957 2022-07-14 tracey }
 746 a596b957 2022-07-14 tracey 
 747 b4c0bd72 2022-12-17 op void
 748 723721e2 2023-12-08 op gotweb_index_navs(struct request *c, struct gotweb_url *prev, int *have_prev,
 749 b4c0bd72 2022-12-17 op     struct gotweb_url *next, int *have_next)
 750 a596b957 2022-07-14 tracey {
 751 a596b957 2022-07-14 tracey 	struct transport *t = c->t;
 752 a596b957 2022-07-14 tracey 	struct querystring *qs = t->qs;
 753 a596b957 2022-07-14 tracey 	struct server *srv = c->srv;
 754 a596b957 2022-07-14 tracey 
 755 b4c0bd72 2022-12-17 op 	*have_prev = *have_next = 0;
 756 a596b957 2022-07-14 tracey 
 757 723721e2 2023-12-08 op 	if (qs->index_page > 0) {
 758 723721e2 2023-12-08 op 		*have_prev = 1;
 759 723721e2 2023-12-08 op 		*prev = (struct gotweb_url){
 760 723721e2 2023-12-08 op 			.action = -1,
 761 723721e2 2023-12-08 op 			.index_page = qs->index_page - 1,
 762 723721e2 2023-12-08 op 		};
 763 723721e2 2023-12-08 op 	}
 764 723721e2 2023-12-08 op 	if (t->next_disp == srv->max_repos_display &&
 765 723721e2 2023-12-08 op 	    t->repos_total != (qs->index_page + 1) *
 766 723721e2 2023-12-08 op 	    srv->max_repos_display) {
 767 723721e2 2023-12-08 op 		*have_next = 1;
 768 723721e2 2023-12-08 op 		*next = (struct gotweb_url){
 769 723721e2 2023-12-08 op 			.action = -1,
 770 723721e2 2023-12-08 op 			.index_page = qs->index_page + 1,
 771 723721e2 2023-12-08 op 		};
 772 a596b957 2022-07-14 tracey 	}
 773 a596b957 2022-07-14 tracey }
 774 a596b957 2022-07-14 tracey 
 775 df2d3cd2 2023-03-11 op static int
 776 df2d3cd2 2023-03-11 op gotweb_render_index(struct template *tp)
 777 a596b957 2022-07-14 tracey {
 778 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
 779 df2d3cd2 2023-03-11 op 	struct request *c = tp->tp_arg;
 780 a596b957 2022-07-14 tracey 	struct server *srv = c->srv;
 781 a596b957 2022-07-14 tracey 	struct transport *t = c->t;
 782 a596b957 2022-07-14 tracey 	struct querystring *qs = t->qs;
 783 a596b957 2022-07-14 tracey 	struct repo_dir *repo_dir = NULL;
 784 df2d3cd2 2023-03-11 op 	struct dirent **sd_dent = t->repos;
 785 df2d3cd2 2023-03-11 op 	unsigned int d_i, d_disp = 0;
 786 525dfdf4 2022-11-22 op 	unsigned int d_skipped = 0;
 787 df2d3cd2 2023-03-11 op 	int type, r;
 788 a596b957 2022-07-14 tracey 
 789 ed619ca0 2022-12-14 op 	if (gotweb_render_repo_table_hdr(c->tp) == -1)
 790 df2d3cd2 2023-03-11 op 		return -1;
 791 01498c42 2022-08-19 op 
 792 df2d3cd2 2023-03-11 op 	for (d_i = 0; d_i < t->nrepos; d_i++) {
 793 a596b957 2022-07-14 tracey 		if (strcmp(sd_dent[d_i]->d_name, ".") == 0 ||
 794 525dfdf4 2022-11-22 op 		    strcmp(sd_dent[d_i]->d_name, "..") == 0) {
 795 525dfdf4 2022-11-22 op 			d_skipped++;
 796 525dfdf4 2022-11-22 op 			continue;
 797 525dfdf4 2022-11-22 op 		}
 798 525dfdf4 2022-11-22 op 
 799 525dfdf4 2022-11-22 op 		error = got_path_dirent_type(&type, srv->repos_path,
 800 525dfdf4 2022-11-22 op 		    sd_dent[d_i]);
 801 525dfdf4 2022-11-22 op 		if (error)
 802 df2d3cd2 2023-03-11 op 			continue;
 803 525dfdf4 2022-11-22 op 		if (type != DT_DIR) {
 804 525dfdf4 2022-11-22 op 			d_skipped++;
 805 a596b957 2022-07-14 tracey 			continue;
 806 525dfdf4 2022-11-22 op 		}
 807 a596b957 2022-07-14 tracey 
 808 a596b957 2022-07-14 tracey 		if (qs->index_page > 0 && (qs->index_page *
 809 a596b957 2022-07-14 tracey 		    srv->max_repos_display) > t->prev_disp) {
 810 a596b957 2022-07-14 tracey 			t->prev_disp++;
 811 a596b957 2022-07-14 tracey 			continue;
 812 a596b957 2022-07-14 tracey 		}
 813 a596b957 2022-07-14 tracey 
 814 2959f418 2024-04-28 op 		error = gotweb_load_got_path(&repo_dir, sd_dent[d_i]->d_name,
 815 2959f418 2024-04-28 op 		    c);
 816 ba55351b 2023-04-28 op 		if (error && error->code != GOT_ERR_LONELY_PACKIDX) {
 817 df2d3cd2 2023-03-11 op 			if (error->code != GOT_ERR_NOT_GIT_REPO)
 818 df2d3cd2 2023-03-11 op 				log_warnx("%s: %s: %s", __func__,
 819 df2d3cd2 2023-03-11 op 				    sd_dent[d_i]->d_name, error->msg);
 820 a596b957 2022-07-14 tracey 			gotweb_free_repo_dir(repo_dir);
 821 a596b957 2022-07-14 tracey 			repo_dir = NULL;
 822 525dfdf4 2022-11-22 op 			d_skipped++;
 823 a596b957 2022-07-14 tracey 			continue;
 824 a596b957 2022-07-14 tracey 		}
 825 525dfdf4 2022-11-22 op 
 826 a596b957 2022-07-14 tracey 		d_disp++;
 827 a596b957 2022-07-14 tracey 		t->prev_disp++;
 828 a596b957 2022-07-14 tracey 
 829 df2d3cd2 2023-03-11 op 		r = gotweb_render_repo_fragment(c->tp, repo_dir);
 830 a596b957 2022-07-14 tracey 		gotweb_free_repo_dir(repo_dir);
 831 1632f50a 2023-11-17 stsp 		repo_dir = NULL;
 832 1632f50a 2023-11-17 stsp 		got_repo_close(t->repo);
 833 1632f50a 2023-11-17 stsp 		t->repo = NULL;
 834 df2d3cd2 2023-03-11 op 		if (r == -1)
 835 df2d3cd2 2023-03-11 op 			return -1;
 836 df2d3cd2 2023-03-11 op 
 837 a596b957 2022-07-14 tracey 		t->next_disp++;
 838 a596b957 2022-07-14 tracey 		if (d_disp == srv->max_repos_display)
 839 a596b957 2022-07-14 tracey 			break;
 840 a596b957 2022-07-14 tracey 	}
 841 df2d3cd2 2023-03-11 op 	t->repos_total = t->nrepos - d_skipped;
 842 525dfdf4 2022-11-22 op 
 843 e114f3d1 2023-12-29 op 	if (srv->max_repos_display == 0 ||
 844 a596b957 2022-07-14 tracey 	    t->repos_total <= srv->max_repos_display)
 845 df2d3cd2 2023-03-11 op 		return 0;
 846 a596b957 2022-07-14 tracey 
 847 b4c0bd72 2022-12-17 op 	if (gotweb_render_navs(c->tp) == -1)
 848 df2d3cd2 2023-03-11 op 		return -1;
 849 df2d3cd2 2023-03-11 op 
 850 df2d3cd2 2023-03-11 op 	return 0;
 851 a596b957 2022-07-14 tracey }
 852 a596b957 2022-07-14 tracey 
 853 8d02314f 2022-09-07 op static inline int
 854 8d02314f 2022-09-07 op should_urlencode(int c)
 855 8d02314f 2022-09-07 op {
 856 8d02314f 2022-09-07 op 	if (c <= ' ' || c >= 127)
 857 8d02314f 2022-09-07 op 		return 1;
 858 8d02314f 2022-09-07 op 
 859 8d02314f 2022-09-07 op 	switch (c) {
 860 8d02314f 2022-09-07 op 		/* gen-delim */
 861 8d02314f 2022-09-07 op 	case ':':
 862 8d02314f 2022-09-07 op 	case '/':
 863 8d02314f 2022-09-07 op 	case '?':
 864 8d02314f 2022-09-07 op 	case '#':
 865 8d02314f 2022-09-07 op 	case '[':
 866 8d02314f 2022-09-07 op 	case ']':
 867 8d02314f 2022-09-07 op 	case '@':
 868 8d02314f 2022-09-07 op 		/* sub-delims */
 869 8d02314f 2022-09-07 op 	case '!':
 870 8d02314f 2022-09-07 op 	case '$':
 871 8d02314f 2022-09-07 op 	case '&':
 872 8d02314f 2022-09-07 op 	case '\'':
 873 8d02314f 2022-09-07 op 	case '(':
 874 8d02314f 2022-09-07 op 	case ')':
 875 8d02314f 2022-09-07 op 	case '*':
 876 8d02314f 2022-09-07 op 	case '+':
 877 8d02314f 2022-09-07 op 	case ',':
 878 8d02314f 2022-09-07 op 	case ';':
 879 8d02314f 2022-09-07 op 	case '=':
 880 4a7f5bae 2023-01-05 op 		/* needed because the URLs are embedded into the HTML */
 881 4a7f5bae 2023-01-05 op 	case '\"':
 882 8d02314f 2022-09-07 op 		return 1;
 883 8d02314f 2022-09-07 op 	default:
 884 8d02314f 2022-09-07 op 		return 0;
 885 8d02314f 2022-09-07 op 	}
 886 8d02314f 2022-09-07 op }
 887 8d02314f 2022-09-07 op 
 888 8d02314f 2022-09-07 op static char *
 889 8d02314f 2022-09-07 op gotweb_urlencode(const char *str)
 890 8d02314f 2022-09-07 op {
 891 8d02314f 2022-09-07 op 	const char *s;
 892 8d02314f 2022-09-07 op 	char *escaped;
 893 8d02314f 2022-09-07 op 	size_t i, len;
 894 8d02314f 2022-09-07 op 	int a, b;
 895 8d02314f 2022-09-07 op 
 896 8d02314f 2022-09-07 op 	len = 0;
 897 8d02314f 2022-09-07 op 	for (s = str; *s; ++s) {
 898 8d02314f 2022-09-07 op 		len++;
 899 8d02314f 2022-09-07 op 		if (should_urlencode(*s))
 900 8d02314f 2022-09-07 op 			len += 2;
 901 8d02314f 2022-09-07 op 	}
 902 8d02314f 2022-09-07 op 
 903 8d02314f 2022-09-07 op 	escaped = calloc(1, len + 1);
 904 8d02314f 2022-09-07 op 	if (escaped == NULL)
 905 8d02314f 2022-09-07 op 		return NULL;
 906 8d02314f 2022-09-07 op 
 907 8d02314f 2022-09-07 op 	i = 0;
 908 8d02314f 2022-09-07 op 	for (s = str; *s; ++s) {
 909 8d02314f 2022-09-07 op 		if (should_urlencode(*s)) {
 910 8d02314f 2022-09-07 op 			a = (*s & 0xF0) >> 4;
 911 8d02314f 2022-09-07 op 			b = (*s & 0x0F);
 912 8d02314f 2022-09-07 op 
 913 8d02314f 2022-09-07 op 			escaped[i++] = '%';
 914 8d02314f 2022-09-07 op 			escaped[i++] = a <= 9 ? ('0' + a) : ('7' + a);
 915 8d02314f 2022-09-07 op 			escaped[i++] = b <= 9 ? ('0' + b) : ('7' + b);
 916 8d02314f 2022-09-07 op 		} else
 917 8d02314f 2022-09-07 op 			escaped[i++] = *s;
 918 8d02314f 2022-09-07 op 	}
 919 8d02314f 2022-09-07 op 
 920 8d02314f 2022-09-07 op 	return escaped;
 921 8d02314f 2022-09-07 op }
 922 8d02314f 2022-09-07 op 
 923 ed619ca0 2022-12-14 op const char *
 924 ed619ca0 2022-12-14 op gotweb_action_name(int action)
 925 8d02314f 2022-09-07 op {
 926 8d02314f 2022-09-07 op 	switch (action) {
 927 8d02314f 2022-09-07 op 	case BLAME:
 928 8d02314f 2022-09-07 op 		return "blame";
 929 8d02314f 2022-09-07 op 	case BLOB:
 930 8d02314f 2022-09-07 op 		return "blob";
 931 298f95fb 2023-01-05 op 	case BLOBRAW:
 932 298f95fb 2023-01-05 op 		return "blobraw";
 933 8d02314f 2022-09-07 op 	case BRIEFS:
 934 8d02314f 2022-09-07 op 		return "briefs";
 935 8d02314f 2022-09-07 op 	case COMMITS:
 936 8d02314f 2022-09-07 op 		return "commits";
 937 8d02314f 2022-09-07 op 	case DIFF:
 938 8d02314f 2022-09-07 op 		return "diff";
 939 8d02314f 2022-09-07 op 	case ERR:
 940 8d02314f 2022-09-07 op 		return "err";
 941 8d02314f 2022-09-07 op 	case INDEX:
 942 8d02314f 2022-09-07 op 		return "index";
 943 7f65bb55 2023-12-01 op 	case PATCH:
 944 7f65bb55 2023-12-01 op 		return "patch";
 945 8d02314f 2022-09-07 op 	case SUMMARY:
 946 8d02314f 2022-09-07 op 		return "summary";
 947 8d02314f 2022-09-07 op 	case TAG:
 948 8d02314f 2022-09-07 op 		return "tag";
 949 8d02314f 2022-09-07 op 	case TAGS:
 950 8d02314f 2022-09-07 op 		return "tags";
 951 8d02314f 2022-09-07 op 	case TREE:
 952 8d02314f 2022-09-07 op 		return "tree";
 953 1abb18e1 2022-12-20 op 	case RSS:
 954 1abb18e1 2022-12-20 op 		return "rss";
 955 8d02314f 2022-09-07 op 	default:
 956 8d02314f 2022-09-07 op 		return NULL;
 957 8d02314f 2022-09-07 op 	}
 958 8d02314f 2022-09-07 op }
 959 8d02314f 2022-09-07 op 
 960 ed619ca0 2022-12-14 op int
 961 ed619ca0 2022-12-14 op gotweb_render_url(struct request *c, struct gotweb_url *url)
 962 8d02314f 2022-09-07 op {
 963 8d02314f 2022-09-07 op 	const char *sep = "?", *action;
 964 8d02314f 2022-09-07 op 	char *tmp;
 965 8d02314f 2022-09-07 op 	int r;
 966 8d02314f 2022-09-07 op 
 967 ed619ca0 2022-12-14 op 	action = gotweb_action_name(url->action);
 968 8d02314f 2022-09-07 op 	if (action != NULL) {
 969 62eab86e 2023-09-13 op 		if (tp_writef(c->tp, "?action=%s", action) == -1)
 970 8d02314f 2022-09-07 op 			return -1;
 971 8d02314f 2022-09-07 op 		sep = "&";
 972 8d02314f 2022-09-07 op 	}
 973 8d02314f 2022-09-07 op 
 974 8d02314f 2022-09-07 op 	if (url->commit) {
 975 62eab86e 2023-09-13 op 		if (tp_writef(c->tp, "%scommit=%s", sep, url->commit) == -1)
 976 8d02314f 2022-09-07 op 			return -1;
 977 8d02314f 2022-09-07 op 		sep = "&";
 978 8d02314f 2022-09-07 op 	}
 979 8d02314f 2022-09-07 op 
 980 8d02314f 2022-09-07 op 	if (url->file) {
 981 8d02314f 2022-09-07 op 		tmp = gotweb_urlencode(url->file);
 982 8d02314f 2022-09-07 op 		if (tmp == NULL)
 983 8d02314f 2022-09-07 op 			return -1;
 984 62eab86e 2023-09-13 op 		r = tp_writef(c->tp, "%sfile=%s", sep, tmp);
 985 8d02314f 2022-09-07 op 		free(tmp);
 986 8d02314f 2022-09-07 op 		if (r == -1)
 987 8d02314f 2022-09-07 op 			return -1;
 988 8d02314f 2022-09-07 op 		sep = "&";
 989 8d02314f 2022-09-07 op 	}
 990 8d02314f 2022-09-07 op 
 991 8d02314f 2022-09-07 op 	if (url->folder) {
 992 8d02314f 2022-09-07 op 		tmp = gotweb_urlencode(url->folder);
 993 8d02314f 2022-09-07 op 		if (tmp == NULL)
 994 8d02314f 2022-09-07 op 			return -1;
 995 62eab86e 2023-09-13 op 		r = tp_writef(c->tp, "%sfolder=%s", sep, tmp);
 996 8d02314f 2022-09-07 op 		free(tmp);
 997 8d02314f 2022-09-07 op 		if (r == -1)
 998 8d02314f 2022-09-07 op 			return -1;
 999 8d02314f 2022-09-07 op 		sep = "&";
1000 8d02314f 2022-09-07 op 	}
1001 8d02314f 2022-09-07 op 
1002 8d02314f 2022-09-07 op 	if (url->headref) {
1003 8d02314f 2022-09-07 op 		tmp = gotweb_urlencode(url->headref);
1004 8d02314f 2022-09-07 op 		if (tmp == NULL)
1005 8d02314f 2022-09-07 op 			return -1;
1006 62eab86e 2023-09-13 op 		r = tp_writef(c->tp, "%sheadref=%s", sep, url->headref);
1007 8d02314f 2022-09-07 op 		free(tmp);
1008 8d02314f 2022-09-07 op 		if (r == -1)
1009 8d02314f 2022-09-07 op 			return -1;
1010 8d02314f 2022-09-07 op 		sep = "&";
1011 8d02314f 2022-09-07 op 	}
1012 8d02314f 2022-09-07 op 
1013 8d02314f 2022-09-07 op 	if (url->index_page != -1) {
1014 62eab86e 2023-09-13 op 		if (tp_writef(c->tp, "%sindex_page=%d", sep,
1015 8d02314f 2022-09-07 op 		    url->index_page) == -1)
1016 8d02314f 2022-09-07 op 			return -1;
1017 8d02314f 2022-09-07 op 		sep = "&";
1018 8d02314f 2022-09-07 op 	}
1019 8d02314f 2022-09-07 op 
1020 8d02314f 2022-09-07 op 	if (url->path) {
1021 8d02314f 2022-09-07 op 		tmp = gotweb_urlencode(url->path);
1022 8d02314f 2022-09-07 op 		if (tmp == NULL)
1023 8d02314f 2022-09-07 op 			return -1;
1024 62eab86e 2023-09-13 op 		r = tp_writef(c->tp, "%spath=%s", sep, tmp);
1025 8d02314f 2022-09-07 op 		free(tmp);
1026 8d02314f 2022-09-07 op 		if (r == -1)
1027 8d02314f 2022-09-07 op 			return -1;
1028 8d02314f 2022-09-07 op 		sep = "&";
1029 8d02314f 2022-09-07 op 	}
1030 8d02314f 2022-09-07 op 
1031 8d02314f 2022-09-07 op 	return 0;
1032 8d02314f 2022-09-07 op }
1033 8d02314f 2022-09-07 op 
1034 8d02314f 2022-09-07 op int
1035 1abb18e1 2022-12-20 op gotweb_render_absolute_url(struct request *c, struct gotweb_url *url)
1036 1abb18e1 2022-12-20 op {
1037 1abb18e1 2022-12-20 op 	struct template	*tp = c->tp;
1038 1abb18e1 2022-12-20 op 	const char	*proto = c->https ? "https" : "http";
1039 1abb18e1 2022-12-20 op 
1040 62eab86e 2023-09-13 op 	if (tp_writes(tp, proto) == -1 ||
1041 62eab86e 2023-09-13 op 	    tp_writes(tp, "://") == -1 ||
1042 1abb18e1 2022-12-20 op 	    tp_htmlescape(tp, c->server_name) == -1 ||
1043 1abb18e1 2022-12-20 op 	    tp_htmlescape(tp, c->document_uri) == -1)
1044 1abb18e1 2022-12-20 op 		return -1;
1045 1abb18e1 2022-12-20 op 
1046 1abb18e1 2022-12-20 op 	return gotweb_render_url(c, url);
1047 b5c757f5 2022-09-01 stsp }
1048 b5c757f5 2022-09-01 stsp 
1049 a596b957 2022-07-14 tracey static const struct got_error *
1050 2959f418 2024-04-28 op gotweb_load_got_path(struct repo_dir **rp, const char *dir,
1051 2959f418 2024-04-28 op     struct request *c)
1052 a596b957 2022-07-14 tracey {
1053 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
1054 a596b957 2022-07-14 tracey 	struct server *srv = c->srv;
1055 a596b957 2022-07-14 tracey 	struct transport *t = c->t;
1056 2959f418 2024-04-28 op 	struct repo_dir *repo_dir;
1057 a596b957 2022-07-14 tracey 	DIR *dt;
1058 a596b957 2022-07-14 tracey 	char *dir_test;
1059 a596b957 2022-07-14 tracey 
1060 2959f418 2024-04-28 op 	*rp = calloc(1, sizeof(**rp));
1061 2959f418 2024-04-28 op 	if (*rp == NULL)
1062 2959f418 2024-04-28 op 		return got_error_from_errno("calloc");
1063 2959f418 2024-04-28 op 	repo_dir = *rp;
1064 2959f418 2024-04-28 op 
1065 2959f418 2024-04-28 op 	if (asprintf(&dir_test, "%s/%s/%s", srv->repos_path, dir,
1066 a596b957 2022-07-14 tracey 	    GOTWEB_GIT_DIR) == -1)
1067 a596b957 2022-07-14 tracey 		return got_error_from_errno("asprintf");
1068 a596b957 2022-07-14 tracey 
1069 a596b957 2022-07-14 tracey 	dt = opendir(dir_test);
1070 a596b957 2022-07-14 tracey 	if (dt == NULL) {
1071 a596b957 2022-07-14 tracey 		free(dir_test);
1072 2959f418 2024-04-28 op 		if (asprintf(&dir_test, "%s/%s", srv->repos_path, dir) == -1)
1073 260fd73e 2023-12-01 op 			return got_error_from_errno("asprintf");
1074 260fd73e 2023-12-01 op 		dt = opendir(dir_test);
1075 260fd73e 2023-12-01 op 		if (dt == NULL) {
1076 260fd73e 2023-12-01 op 			free(dir_test);
1077 2959f418 2024-04-28 op 			if (asprintf(&dir_test, "%s/%s%s", srv->repos_path,
1078 2959f418 2024-04-28 op 			    dir, GOTWEB_GIT_DIR) == -1)
1079 2959f418 2024-04-28 op 				return got_error_from_errno("asprintf");
1080 2959f418 2024-04-28 op 			dt = opendir(dir_test);
1081 2959f418 2024-04-28 op 			if (dt == NULL) {
1082 2959f418 2024-04-28 op 				free(dir_test);
1083 2959f418 2024-04-28 op 				return got_error_path(dir,
1084 2959f418 2024-04-28 op 				    GOT_ERR_NOT_GIT_REPO);
1085 2959f418 2024-04-28 op 			}
1086 260fd73e 2023-12-01 op 		}
1087 1632f50a 2023-11-17 stsp 	}
1088 a596b957 2022-07-14 tracey 
1089 260fd73e 2023-12-01 op 	repo_dir->path = dir_test;
1090 260fd73e 2023-12-01 op 	dir_test = NULL;
1091 0fad85dd 2022-09-01 op 
1092 2959f418 2024-04-28 op 	repo_dir->name = strdup(repo_dir->path + strlen(srv->repos_path) + 1);
1093 2959f418 2024-04-28 op 	if (repo_dir->name == NULL) {
1094 2959f418 2024-04-28 op 		error = got_error_from_errno("strdup");
1095 2959f418 2024-04-28 op 		goto err;
1096 2959f418 2024-04-28 op 	}
1097 2959f418 2024-04-28 op 
1098 d5996b9e 2022-10-31 landry 	if (srv->respect_exportok &&
1099 d5996b9e 2022-10-31 landry 	    faccessat(dirfd(dt), "git-daemon-export-ok", F_OK, 0) == -1) {
1100 d5996b9e 2022-10-31 landry 		error = got_error_path(repo_dir->name, GOT_ERR_NOT_GIT_REPO);
1101 d5996b9e 2022-10-31 landry 		goto err;
1102 d5996b9e 2022-10-31 landry 	}
1103 d5996b9e 2022-10-31 landry 
1104 2a83fef7 2024-05-27 op 	error = got_repo_open(&t->repo, repo_dir->path, NULL,
1105 2a83fef7 2024-05-27 op 	    gotwebd_env->pack_fds);
1106 1632f50a 2023-11-17 stsp 	if (error)
1107 1632f50a 2023-11-17 stsp 		goto err;
1108 a596b957 2022-07-14 tracey 	error = gotweb_get_repo_description(&repo_dir->description, srv,
1109 3b81530f 2022-11-22 op 	    repo_dir->path, dirfd(dt));
1110 a596b957 2022-07-14 tracey 	if (error)
1111 a596b957 2022-07-14 tracey 		goto err;
1112 c127fc49 2022-11-22 op 	error = got_get_repo_owner(&repo_dir->owner, c);
1113 a596b957 2022-07-14 tracey 	if (error)
1114 a596b957 2022-07-14 tracey 		goto err;
1115 417c8923 2023-08-11 op 	if (srv->show_repo_age) {
1116 417c8923 2023-08-11 op 		error = got_get_repo_age(&repo_dir->age, c, NULL);
1117 417c8923 2023-08-11 op 		if (error)
1118 417c8923 2023-08-11 op 			goto err;
1119 417c8923 2023-08-11 op 	}
1120 3b81530f 2022-11-22 op 	error = gotweb_get_clone_url(&repo_dir->url, srv, repo_dir->path,
1121 3b81530f 2022-11-22 op 	    dirfd(dt));
1122 a596b957 2022-07-14 tracey err:
1123 a596b957 2022-07-14 tracey 	free(dir_test);
1124 0fad85dd 2022-09-01 op 	if (dt != NULL && closedir(dt) == EOF && error == NULL)
1125 0fad85dd 2022-09-01 op 		error = got_error_from_errno("closedir");
1126 1632f50a 2023-11-17 stsp 	if (error && t->repo) {
1127 1632f50a 2023-11-17 stsp 		got_repo_close(t->repo);
1128 1632f50a 2023-11-17 stsp 		t->repo = NULL;
1129 1632f50a 2023-11-17 stsp 	}
1130 a596b957 2022-07-14 tracey 	return error;
1131 a596b957 2022-07-14 tracey }
1132 a596b957 2022-07-14 tracey 
1133 a596b957 2022-07-14 tracey static const struct got_error *
1134 3b81530f 2022-11-22 op gotweb_get_repo_description(char **description, struct server *srv,
1135 3b81530f 2022-11-22 op     const char *dirpath, int dir)
1136 a596b957 2022-07-14 tracey {
1137 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
1138 3b81530f 2022-11-22 op 	struct stat sb;
1139 3b81530f 2022-11-22 op 	int fd = -1;
1140 3b81530f 2022-11-22 op 	off_t len;
1141 a596b957 2022-07-14 tracey 
1142 a596b957 2022-07-14 tracey 	*description = NULL;
1143 a596b957 2022-07-14 tracey 	if (srv->show_repo_description == 0)
1144 a596b957 2022-07-14 tracey 		return NULL;
1145 a596b957 2022-07-14 tracey 
1146 3b81530f 2022-11-22 op 	fd = openat(dir, "description", O_RDONLY);
1147 3b81530f 2022-11-22 op 	if (fd == -1) {
1148 3b81530f 2022-11-22 op 		if (errno != ENOENT && errno != EACCES) {
1149 3b81530f 2022-11-22 op 			error = got_error_from_errno_fmt("openat %s/%s",
1150 3b81530f 2022-11-22 op 			    dirpath, "description");
1151 3b81530f 2022-11-22 op 		}
1152 a596b957 2022-07-14 tracey 		goto done;
1153 a596b957 2022-07-14 tracey 	}
1154 a596b957 2022-07-14 tracey 
1155 3b81530f 2022-11-22 op 	if (fstat(fd, &sb) == -1) {
1156 3b81530f 2022-11-22 op 		error = got_error_from_errno_fmt("fstat %s/%s",
1157 3b81530f 2022-11-22 op 		    dirpath, "description");
1158 a596b957 2022-07-14 tracey 		goto done;
1159 a596b957 2022-07-14 tracey 	}
1160 a596b957 2022-07-14 tracey 
1161 3b81530f 2022-11-22 op 	len = sb.st_size;
1162 270c41a2 2022-12-01 op 	if (len > GOTWEBD_MAXDESCRSZ - 1)
1163 270c41a2 2022-12-01 op 		len = GOTWEBD_MAXDESCRSZ - 1;
1164 a596b957 2022-07-14 tracey 
1165 a596b957 2022-07-14 tracey 	*description = calloc(len + 1, sizeof(**description));
1166 a596b957 2022-07-14 tracey 	if (*description == NULL) {
1167 a596b957 2022-07-14 tracey 		error = got_error_from_errno("calloc");
1168 a596b957 2022-07-14 tracey 		goto done;
1169 a596b957 2022-07-14 tracey 	}
1170 a596b957 2022-07-14 tracey 
1171 3b81530f 2022-11-22 op 	if (read(fd, *description, len) == -1)
1172 3b81530f 2022-11-22 op 		error = got_error_from_errno("read");
1173 a596b957 2022-07-14 tracey done:
1174 3b81530f 2022-11-22 op 	if (fd != -1 && close(fd) == -1 && error == NULL)
1175 3b81530f 2022-11-22 op 		error = got_error_from_errno("close");
1176 a596b957 2022-07-14 tracey 	return error;
1177 a596b957 2022-07-14 tracey }
1178 a596b957 2022-07-14 tracey 
1179 a596b957 2022-07-14 tracey static const struct got_error *
1180 3b81530f 2022-11-22 op gotweb_get_clone_url(char **url, struct server *srv, const char *dirpath,
1181 3b81530f 2022-11-22 op     int dir)
1182 a596b957 2022-07-14 tracey {
1183 a596b957 2022-07-14 tracey 	const struct got_error *error = NULL;
1184 3b81530f 2022-11-22 op 	struct stat sb;
1185 3b81530f 2022-11-22 op 	int fd = -1;
1186 3b81530f 2022-11-22 op 	off_t len;
1187 a596b957 2022-07-14 tracey 
1188 a596b957 2022-07-14 tracey 	*url = NULL;
1189 a596b957 2022-07-14 tracey 	if (srv->show_repo_cloneurl == 0)
1190 a596b957 2022-07-14 tracey 		return NULL;
1191 a596b957 2022-07-14 tracey 
1192 3b81530f 2022-11-22 op 	fd = openat(dir, "cloneurl", O_RDONLY);
1193 3b81530f 2022-11-22 op 	if (fd == -1) {
1194 3b81530f 2022-11-22 op 		if (errno != ENOENT && errno != EACCES) {
1195 3b81530f 2022-11-22 op 			error = got_error_from_errno_fmt("openat %s/%s",
1196 3b81530f 2022-11-22 op 			    dirpath, "cloneurl");
1197 3b81530f 2022-11-22 op 		}
1198 a596b957 2022-07-14 tracey 		goto done;
1199 a596b957 2022-07-14 tracey 	}
1200 a596b957 2022-07-14 tracey 
1201 3b81530f 2022-11-22 op 	if (fstat(fd, &sb) == -1) {
1202 3b81530f 2022-11-22 op 		error = got_error_from_errno_fmt("fstat %s/%s",
1203 3b81530f 2022-11-22 op 		    dirpath, "cloneurl");
1204 a596b957 2022-07-14 tracey 		goto done;
1205 a596b957 2022-07-14 tracey 	}
1206 a596b957 2022-07-14 tracey 
1207 3b81530f 2022-11-22 op 	len = sb.st_size;
1208 270c41a2 2022-12-01 op 	if (len > GOTWEBD_MAXCLONEURLSZ - 1)
1209 270c41a2 2022-12-01 op 		len = GOTWEBD_MAXCLONEURLSZ - 1;
1210 a596b957 2022-07-14 tracey 
1211 a596b957 2022-07-14 tracey 	*url = calloc(len + 1, sizeof(**url));
1212 a596b957 2022-07-14 tracey 	if (*url == NULL) {
1213 a596b957 2022-07-14 tracey 		error = got_error_from_errno("calloc");
1214 a596b957 2022-07-14 tracey 		goto done;
1215 a596b957 2022-07-14 tracey 	}
1216 a596b957 2022-07-14 tracey 
1217 3b81530f 2022-11-22 op 	if (read(fd, *url, len) == -1)
1218 3b81530f 2022-11-22 op 		error = got_error_from_errno("read");
1219 a596b957 2022-07-14 tracey done:
1220 3b81530f 2022-11-22 op 	if (fd != -1 && close(fd) == -1 && error == NULL)
1221 3b81530f 2022-11-22 op 		error = got_error_from_errno("close");
1222 a596b957 2022-07-14 tracey 	return error;
1223 a596b957 2022-07-14 tracey }
1224 a596b957 2022-07-14 tracey 
1225 cb93ab40 2023-01-22 op int
1226 7781b991 2023-10-05 op gotweb_render_age(struct template *tp, time_t committer_time)
1227 a596b957 2022-07-14 tracey {
1228 cb93ab40 2023-01-22 op 	struct request *c = tp->tp_arg;
1229 fced5a66 2022-07-20 naddy 	long long diff_time;
1230 a596b957 2022-07-14 tracey 	const char *years = "years ago", *months = "months ago";
1231 a596b957 2022-07-14 tracey 	const char *weeks = "weeks ago", *days = "days ago";
1232 a596b957 2022-07-14 tracey 	const char *hours = "hours ago",  *minutes = "minutes ago";
1233 a596b957 2022-07-14 tracey 	const char *seconds = "seconds ago", *now = "right now";
1234 a596b957 2022-07-14 tracey 
1235 7781b991 2023-10-05 op 	diff_time = time(NULL) - committer_time;
1236 7781b991 2023-10-05 op 	if (diff_time > 60 * 60 * 24 * 365 * 2) {
1237 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s",
1238 7781b991 2023-10-05 op 		    (diff_time / 60 / 60 / 24 / 365), years) == -1)
1239 cb93ab40 2023-01-22 op 			return -1;
1240 7781b991 2023-10-05 op 	} else if (diff_time > 60 * 60 * 24 * (365 / 12) * 2) {
1241 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s",
1242 7781b991 2023-10-05 op 		    (diff_time / 60 / 60 / 24 / (365 / 12)),
1243 7781b991 2023-10-05 op 		    months) == -1)
1244 cb93ab40 2023-01-22 op 			return -1;
1245 7781b991 2023-10-05 op 	} else if (diff_time > 60 * 60 * 24 * 7 * 2) {
1246 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s",
1247 7781b991 2023-10-05 op 		    (diff_time / 60 / 60 / 24 / 7), weeks) == -1)
1248 cb93ab40 2023-01-22 op 			return -1;
1249 7781b991 2023-10-05 op 	} else if (diff_time > 60 * 60 * 24 * 2) {
1250 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s",
1251 7781b991 2023-10-05 op 		    (diff_time / 60 / 60 / 24), days) == -1)
1252 7781b991 2023-10-05 op 			return -1;
1253 7781b991 2023-10-05 op 	} else if (diff_time > 60 * 60 * 2) {
1254 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s",
1255 7781b991 2023-10-05 op 		    (diff_time / 60 / 60), hours) == -1)
1256 7781b991 2023-10-05 op 			return -1;
1257 7781b991 2023-10-05 op 	} else if (diff_time > 60 * 2) {
1258 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s", (diff_time / 60),
1259 7781b991 2023-10-05 op 		    minutes) == -1)
1260 7781b991 2023-10-05 op 			return -1;
1261 7781b991 2023-10-05 op 	} else if (diff_time > 2) {
1262 7781b991 2023-10-05 op 		if (tp_writef(c->tp, "%lld %s", diff_time,
1263 7781b991 2023-10-05 op 		    seconds) == -1)
1264 7781b991 2023-10-05 op 			return -1;
1265 7781b991 2023-10-05 op 	} else {
1266 7781b991 2023-10-05 op 		if (tp_writes(tp, now) == -1)
1267 7781b991 2023-10-05 op 			return -1;
1268 a596b957 2022-07-14 tracey 	}
1269 cb93ab40 2023-01-22 op 	return 0;
1270 b4c20a19 2022-07-15 naddy }