1 8a35f56c 2022-07-16 thomas /*
  2 8a35f56c 2022-07-16 thomas  * Copyright (c) 2016, 2019, 2020-2022 Tracey Emery <tracey@traceyemery.net>
  3 8a35f56c 2022-07-16 thomas  * Copyright (c) 2015 Mike Larkin <mlarkin@openbsd.org>
  4 8a35f56c 2022-07-16 thomas  * Copyright (c) 2013 David Gwynne <dlg@openbsd.org>
  5 8a35f56c 2022-07-16 thomas  * Copyright (c) 2013 Florian Obser <florian@openbsd.org>
  6 8a35f56c 2022-07-16 thomas  *
  7 8a35f56c 2022-07-16 thomas  * Permission to use, copy, modify, and distribute this software for any
  8 8a35f56c 2022-07-16 thomas  * purpose with or without fee is hereby granted, provided that the above
  9 8a35f56c 2022-07-16 thomas  * copyright notice and this permission notice appear in all copies.
 10 8a35f56c 2022-07-16 thomas  *
 11 8a35f56c 2022-07-16 thomas  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 12 8a35f56c 2022-07-16 thomas  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 13 8a35f56c 2022-07-16 thomas  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 14 8a35f56c 2022-07-16 thomas  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 15 8a35f56c 2022-07-16 thomas  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 16 8a35f56c 2022-07-16 thomas  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 17 8a35f56c 2022-07-16 thomas  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 18 8a35f56c 2022-07-16 thomas  */
 19 8a35f56c 2022-07-16 thomas 
 20 8a35f56c 2022-07-16 thomas #include <netinet/in.h>
 21 8a35f56c 2022-07-16 thomas #include <net/if.h>
 22 8a35f56c 2022-07-16 thomas #include <sys/queue.h>
 23 8a35f56c 2022-07-16 thomas 
 24 8a35f56c 2022-07-16 thomas #include <limits.h>
 25 8a35f56c 2022-07-16 thomas #include <stdio.h>
 26 8a35f56c 2022-07-16 thomas 
 27 8a35f56c 2022-07-16 thomas #ifdef DEBUG
 28 8a35f56c 2022-07-16 thomas #define dprintf(x...)   do { log_debug(x); } while(0)
 29 8a35f56c 2022-07-16 thomas #else
 30 8a35f56c 2022-07-16 thomas #define dprintf(x...)
 31 8a35f56c 2022-07-16 thomas #endif /* DEBUG */
 32 8a35f56c 2022-07-16 thomas 
 33 8a35f56c 2022-07-16 thomas #ifndef nitems
 34 8a35f56c 2022-07-16 thomas #define nitems(_a)	(sizeof((_a)) / sizeof((_a)[0]))
 35 8a35f56c 2022-07-16 thomas #endif
 36 8a35f56c 2022-07-16 thomas 
 37 8a35f56c 2022-07-16 thomas /* GOTWEBD DEFAULTS */
 38 8a35f56c 2022-07-16 thomas #define GOTWEBD_CONF		 "/etc/gotwebd.conf"
 39 8a35f56c 2022-07-16 thomas 
 40 8a35f56c 2022-07-16 thomas #define GOTWEBD_USER		 "www"
 41 8a35f56c 2022-07-16 thomas 
 42 e5539f76 2022-08-10 thomas #define GOTWEBD_CACHESIZE	 1024
 43 8a35f56c 2022-07-16 thomas #define GOTWEBD_MAXCLIENTS	 1024
 44 8a35f56c 2022-07-16 thomas #define GOTWEBD_MAXTEXT		 511
 45 8a35f56c 2022-07-16 thomas #define GOTWEBD_MAXNAME		 64
 46 8a35f56c 2022-07-16 thomas #define GOTWEBD_MAXPORT		 6
 47 8a35f56c 2022-07-16 thomas #define GOTWEBD_NUMPROC		 3
 48 8a35f56c 2022-07-16 thomas #define GOTWEBD_MAXIFACE	 16
 49 55e6cffd 2022-09-01 thomas #define GOTWEBD_REPO_CACHESIZE	 4
 50 8a35f56c 2022-07-16 thomas 
 51 8a35f56c 2022-07-16 thomas /* GOTWEB DEFAULTS */
 52 8a35f56c 2022-07-16 thomas #define MAX_QUERYSTRING		 2048
 53 3f0158b4 2022-08-30 thomas #define MAX_SCRIPT_NAME		 255
 54 8a35f56c 2022-07-16 thomas #define MAX_SERVER_NAME		 255
 55 8a35f56c 2022-07-16 thomas 
 56 8a35f56c 2022-07-16 thomas #define GOTWEB_GIT_DIR		 ".git"
 57 8a35f56c 2022-07-16 thomas 
 58 8a35f56c 2022-07-16 thomas #define D_HTTPD_CHROOT		 "/var/www"
 59 8a35f56c 2022-07-16 thomas #define D_UNIX_SOCKET		 "/run/gotweb.sock"
 60 8a35f56c 2022-07-16 thomas #define D_FCGI_PORT		 "9000"
 61 8a35f56c 2022-07-16 thomas #define D_GOTPATH		 "/got/public"
 62 8a35f56c 2022-07-16 thomas #define D_SITENAME		 "Gotweb"
 63 8a35f56c 2022-07-16 thomas #define D_SITEOWNER		 "Got Owner"
 64 8a35f56c 2022-07-16 thomas #define D_SITELINK		 "Repos"
 65 8a35f56c 2022-07-16 thomas #define D_GOTLOGO		 "got.png"
 66 8a35f56c 2022-07-16 thomas #define D_GOTURL		 "https://gameoftrees.org"
 67 8a35f56c 2022-07-16 thomas #define D_GOTWEBCSS		 "gotweb.css"
 68 8a35f56c 2022-07-16 thomas 
 69 8a35f56c 2022-07-16 thomas #define D_SHOWROWNER		 1
 70 8a35f56c 2022-07-16 thomas #define D_SHOWSOWNER		 1
 71 8a35f56c 2022-07-16 thomas #define D_SHOWAGE		 1
 72 8a35f56c 2022-07-16 thomas #define D_SHOWDESC		 1
 73 8a35f56c 2022-07-16 thomas #define D_SHOWURL		 1
 74 8a35f56c 2022-07-16 thomas #define D_MAXREPO		 0
 75 8a35f56c 2022-07-16 thomas #define D_MAXREPODISP		 25
 76 8a35f56c 2022-07-16 thomas #define D_MAXSLCOMMDISP		 10
 77 8a35f56c 2022-07-16 thomas #define D_MAXCOMMITDISP		 25
 78 8a35f56c 2022-07-16 thomas 
 79 8a35f56c 2022-07-16 thomas #define BUF			 8192
 80 8a35f56c 2022-07-16 thomas 
 81 8a35f56c 2022-07-16 thomas #define TIMEOUT_DEFAULT		 120
 82 8a35f56c 2022-07-16 thomas 
 83 8a35f56c 2022-07-16 thomas #define FCGI_CONTENT_SIZE	 65535
 84 8a35f56c 2022-07-16 thomas #define FCGI_PADDING_SIZE	 255
 85 8a35f56c 2022-07-16 thomas #define FCGI_RECORD_SIZE	 \
 86 8a35f56c 2022-07-16 thomas     (sizeof(struct fcgi_record_header) + FCGI_CONTENT_SIZE + FCGI_PADDING_SIZE)
 87 8a35f56c 2022-07-16 thomas 
 88 8a35f56c 2022-07-16 thomas #define FCGI_ALIGNMENT		 8
 89 8a35f56c 2022-07-16 thomas #define FCGI_ALIGN(n)		 \
 90 8a35f56c 2022-07-16 thomas     (((n) + (FCGI_ALIGNMENT - 1)) & ~(FCGI_ALIGNMENT - 1))
 91 8a35f56c 2022-07-16 thomas 
 92 8a35f56c 2022-07-16 thomas #define FD_RESERVE		 5
 93 8a35f56c 2022-07-16 thomas #define FD_NEEDED		 6
 94 8a35f56c 2022-07-16 thomas 
 95 8a35f56c 2022-07-16 thomas #define FCGI_BEGIN_REQUEST	 1
 96 8a35f56c 2022-07-16 thomas #define FCGI_ABORT_REQUEST	 2
 97 8a35f56c 2022-07-16 thomas #define FCGI_END_REQUEST	 3
 98 8a35f56c 2022-07-16 thomas #define FCGI_PARAMS		 4
 99 8a35f56c 2022-07-16 thomas #define FCGI_STDIN		 5
100 8a35f56c 2022-07-16 thomas #define FCGI_STDOUT		 6
101 8a35f56c 2022-07-16 thomas #define FCGI_STDERR		 7
102 8a35f56c 2022-07-16 thomas #define FCGI_DATA		 8
103 8a35f56c 2022-07-16 thomas #define FCGI_GET_VALUES		 9
104 8a35f56c 2022-07-16 thomas #define FCGI_GET_VALUES_RESULT	10
105 8a35f56c 2022-07-16 thomas #define FCGI_UNKNOWN_TYPE	11
106 8a35f56c 2022-07-16 thomas #define FCGI_MAXTYPE		(FCGI_UNKNOWN_TYPE)
107 8a35f56c 2022-07-16 thomas 
108 8a35f56c 2022-07-16 thomas #define FCGI_REQUEST_COMPLETE	0
109 8a35f56c 2022-07-16 thomas #define FCGI_CANT_MPX_CONN	1
110 8a35f56c 2022-07-16 thomas #define FCGI_OVERLOADED		2
111 8a35f56c 2022-07-16 thomas #define FCGI_UNKNOWN_ROLE	3
112 8a35f56c 2022-07-16 thomas 
113 e80b37ed 2022-07-22 thomas #define GOTWEB_PACK_NUM_TEMPFILES     32
114 8a35f56c 2022-07-16 thomas 
115 8a35f56c 2022-07-16 thomas enum imsg_type {
116 8a35f56c 2022-07-16 thomas 	IMSG_CFG_SRV = IMSG_PROC_MAX,
117 8a35f56c 2022-07-16 thomas 	IMSG_CFG_SOCK,
118 8a35f56c 2022-07-16 thomas 	IMSG_CFG_FD,
119 8a35f56c 2022-07-16 thomas 	IMSG_CFG_DONE,
120 8a35f56c 2022-07-16 thomas 	IMSG_CTL_START,
121 8a35f56c 2022-07-16 thomas };
122 8a35f56c 2022-07-16 thomas 
123 8a35f56c 2022-07-16 thomas struct env_val {
124 8a35f56c 2022-07-16 thomas 	SLIST_ENTRY(env_val)	 entry;
125 8a35f56c 2022-07-16 thomas 	char			*val;
126 8a35f56c 2022-07-16 thomas };
127 8a35f56c 2022-07-16 thomas SLIST_HEAD(env_head, env_val);
128 8a35f56c 2022-07-16 thomas 
129 8a35f56c 2022-07-16 thomas struct fcgi_record_header {
130 8a35f56c 2022-07-16 thomas 	uint8_t		version;
131 8a35f56c 2022-07-16 thomas 	uint8_t		type;
132 8a35f56c 2022-07-16 thomas 	uint16_t	id;
133 8a35f56c 2022-07-16 thomas 	uint16_t	content_len;
134 8a35f56c 2022-07-16 thomas 	uint8_t		padding_len;
135 8a35f56c 2022-07-16 thomas 	uint8_t		reserved;
136 0740b40a 2022-07-16 thomas }__attribute__((__packed__));
137 8a35f56c 2022-07-16 thomas 
138 8a35f56c 2022-07-16 thomas struct repo_dir {
139 8a35f56c 2022-07-16 thomas 	char			*name;
140 8a35f56c 2022-07-16 thomas 	char			*owner;
141 8a35f56c 2022-07-16 thomas 	char			*description;
142 8a35f56c 2022-07-16 thomas 	char			*url;
143 8a35f56c 2022-07-16 thomas 	char			*age;
144 8a35f56c 2022-07-16 thomas 	char			*path;
145 8a35f56c 2022-07-16 thomas };
146 8a35f56c 2022-07-16 thomas 
147 8a35f56c 2022-07-16 thomas struct repo_tag {
148 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(repo_tag)	 entry;
149 8a35f56c 2022-07-16 thomas 	char			*commit_id;
150 8a35f56c 2022-07-16 thomas 	char			*tag_name;
151 8a35f56c 2022-07-16 thomas 	char			*tag_commit;
152 8a35f56c 2022-07-16 thomas 	char			*commit_msg;
153 8a35f56c 2022-07-16 thomas 	char			*tagger;
154 8a35f56c 2022-07-16 thomas 	time_t			 tagger_time;
155 8a35f56c 2022-07-16 thomas };
156 8a35f56c 2022-07-16 thomas 
157 8a35f56c 2022-07-16 thomas struct repo_commit {
158 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(repo_commit)	 entry;
159 8a35f56c 2022-07-16 thomas 	char			*path;
160 8a35f56c 2022-07-16 thomas 	char			*refs_str;
161 8a35f56c 2022-07-16 thomas 	char			*commit_id; /* id_str1 */
162 8a35f56c 2022-07-16 thomas 	char			*parent_id; /* id_str2 */
163 8a35f56c 2022-07-16 thomas 	char			*tree_id;
164 8a35f56c 2022-07-16 thomas 	char			*author;
165 8a35f56c 2022-07-16 thomas 	char			*committer;
166 8a35f56c 2022-07-16 thomas 	char			*commit_msg;
167 8a35f56c 2022-07-16 thomas 	time_t			 committer_time;
168 8a35f56c 2022-07-16 thomas };
169 8a35f56c 2022-07-16 thomas 
170 8a35f56c 2022-07-16 thomas struct got_repository;
171 8a35f56c 2022-07-16 thomas struct transport {
172 8a35f56c 2022-07-16 thomas 	TAILQ_HEAD(repo_commits_head, repo_commit)	 repo_commits;
173 8a35f56c 2022-07-16 thomas 	TAILQ_HEAD(repo_tags_head, repo_tag)		 repo_tags;
174 8a35f56c 2022-07-16 thomas 	struct got_repository	*repo;
175 8a35f56c 2022-07-16 thomas 	struct repo_dir		*repo_dir;
176 8a35f56c 2022-07-16 thomas 	struct querystring	*qs;
177 8a35f56c 2022-07-16 thomas 	char			*next_id;
178 8a35f56c 2022-07-16 thomas 	char			*prev_id;
179 8a35f56c 2022-07-16 thomas 	unsigned int		 repos_total;
180 8a35f56c 2022-07-16 thomas 	unsigned int		 next_disp;
181 8a35f56c 2022-07-16 thomas 	unsigned int		 prev_disp;
182 8a35f56c 2022-07-16 thomas 	unsigned int		 tag_count;
183 8a35f56c 2022-07-16 thomas };
184 8a35f56c 2022-07-16 thomas 
185 8a35f56c 2022-07-16 thomas enum socket_priv_fds {
186 8a35f56c 2022-07-16 thomas 	DIFF_FD_1,
187 8a35f56c 2022-07-16 thomas 	DIFF_FD_2,
188 8a35f56c 2022-07-16 thomas 	DIFF_FD_3,
189 8a35f56c 2022-07-16 thomas 	DIFF_FD_4,
190 8a35f56c 2022-07-16 thomas 	DIFF_FD_5,
191 8a35f56c 2022-07-16 thomas 	BLAME_FD_1,
192 8a35f56c 2022-07-16 thomas 	BLAME_FD_2,
193 8a35f56c 2022-07-16 thomas 	BLAME_FD_3,
194 8a35f56c 2022-07-16 thomas 	BLAME_FD_4,
195 8a35f56c 2022-07-16 thomas 	BLAME_FD_5,
196 8a35f56c 2022-07-16 thomas 	BLAME_FD_6,
197 8a35f56c 2022-07-16 thomas 	BLOB_FD_1,
198 8a35f56c 2022-07-16 thomas 	BLOB_FD_2,
199 8a35f56c 2022-07-16 thomas 	PRIV_FDS__MAX,
200 8a35f56c 2022-07-16 thomas };
201 8a35f56c 2022-07-16 thomas 
202 8a35f56c 2022-07-16 thomas struct request {
203 8a35f56c 2022-07-16 thomas 	struct socket			*sock;
204 8a35f56c 2022-07-16 thomas 	struct server			*srv;
205 8a35f56c 2022-07-16 thomas 	struct transport		*t;
206 8a35f56c 2022-07-16 thomas 	struct event			 ev;
207 8a35f56c 2022-07-16 thomas 	struct event			 tmo;
208 8a35f56c 2022-07-16 thomas 
209 8a35f56c 2022-07-16 thomas 	uint16_t			 id;
210 8a35f56c 2022-07-16 thomas 	int				 fd;
211 8a35f56c 2022-07-16 thomas 	int				 priv_fd[PRIV_FDS__MAX];
212 8a35f56c 2022-07-16 thomas 
213 8a35f56c 2022-07-16 thomas 	uint8_t				 buf[FCGI_RECORD_SIZE];
214 8a35f56c 2022-07-16 thomas 	size_t				 buf_pos;
215 8a35f56c 2022-07-16 thomas 	size_t				 buf_len;
216 e5539f76 2022-08-10 thomas 
217 e5539f76 2022-08-10 thomas 	uint8_t				 outbuf[GOTWEBD_CACHESIZE];
218 e5539f76 2022-08-10 thomas 	size_t				 outbuf_len;
219 8a35f56c 2022-07-16 thomas 
220 8a35f56c 2022-07-16 thomas 	char				 querystring[MAX_QUERYSTRING];
221 8a35f56c 2022-07-16 thomas 	char				 http_host[GOTWEBD_MAXTEXT];
222 3f0158b4 2022-08-30 thomas 	char				 script_name[MAX_SCRIPT_NAME];
223 8a35f56c 2022-07-16 thomas 	char				 server_name[MAX_SERVER_NAME];
224 8a35f56c 2022-07-16 thomas 
225 8a35f56c 2022-07-16 thomas 	uint8_t				 request_started;
226 8a35f56c 2022-07-16 thomas };
227 8a35f56c 2022-07-16 thomas 
228 8a35f56c 2022-07-16 thomas struct fcgi_begin_request_body {
229 8a35f56c 2022-07-16 thomas 	uint16_t	role;
230 8a35f56c 2022-07-16 thomas 	uint8_t		flags;
231 8a35f56c 2022-07-16 thomas 	uint8_t		reserved[5];
232 0740b40a 2022-07-16 thomas }__attribute__((__packed__));
233 8a35f56c 2022-07-16 thomas 
234 8a35f56c 2022-07-16 thomas struct fcgi_end_request_body {
235 8a35f56c 2022-07-16 thomas 	uint32_t	app_status;
236 8a35f56c 2022-07-16 thomas 	uint8_t		protocol_status;
237 8a35f56c 2022-07-16 thomas 	uint8_t		reserved[3];
238 755d897e 2022-08-06 thomas }__attribute__((__packed__));
239 8a35f56c 2022-07-16 thomas 
240 8a35f56c 2022-07-16 thomas struct address {
241 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(address)	 entry;
242 8a35f56c 2022-07-16 thomas 	struct sockaddr_storage	 ss;
243 8a35f56c 2022-07-16 thomas 	int			 ipproto;
244 8a35f56c 2022-07-16 thomas 	int			 prefixlen;
245 8a35f56c 2022-07-16 thomas 	in_port_t		 port;
246 8a35f56c 2022-07-16 thomas 	char			 ifname[IFNAMSIZ];
247 8a35f56c 2022-07-16 thomas };
248 8a35f56c 2022-07-16 thomas TAILQ_HEAD(addresslist, address);
249 8a35f56c 2022-07-16 thomas 
250 55e6cffd 2022-09-01 thomas struct cached_repo {
251 55e6cffd 2022-09-01 thomas 	char path[PATH_MAX];
252 55e6cffd 2022-09-01 thomas 	struct got_repository *repo;
253 55e6cffd 2022-09-01 thomas };
254 55e6cffd 2022-09-01 thomas 
255 8a35f56c 2022-07-16 thomas struct server {
256 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(server)	 entry;
257 62f85214 2022-08-16 thomas 	struct addresslist	al;
258 8a35f56c 2022-07-16 thomas 
259 a004b24a 2022-09-06 thomas 	struct cached_repo	*cached_repos;
260 55e6cffd 2022-09-01 thomas 	int		 ncached_repos;
261 55e6cffd 2022-09-01 thomas 
262 8a35f56c 2022-07-16 thomas 	char		 name[GOTWEBD_MAXTEXT];
263 8a35f56c 2022-07-16 thomas 
264 8a35f56c 2022-07-16 thomas 	char		 repos_path[PATH_MAX];
265 8a35f56c 2022-07-16 thomas 	char		 site_name[GOTWEBD_MAXNAME];
266 8a35f56c 2022-07-16 thomas 	char		 site_owner[GOTWEBD_MAXNAME];
267 8a35f56c 2022-07-16 thomas 	char		 site_link[GOTWEBD_MAXTEXT];
268 8a35f56c 2022-07-16 thomas 	char		 logo[GOTWEBD_MAXTEXT];
269 8a35f56c 2022-07-16 thomas 	char		 logo_url[GOTWEBD_MAXTEXT];
270 8a35f56c 2022-07-16 thomas 	char		 custom_css[PATH_MAX];
271 8a35f56c 2022-07-16 thomas 
272 8a35f56c 2022-07-16 thomas 	size_t		 max_repos;
273 8a35f56c 2022-07-16 thomas 	size_t		 max_repos_display;
274 8a35f56c 2022-07-16 thomas 	size_t		 max_commits_display;
275 8a35f56c 2022-07-16 thomas 
276 8a35f56c 2022-07-16 thomas 	int		 show_site_owner;
277 8a35f56c 2022-07-16 thomas 	int		 show_repo_owner;
278 8a35f56c 2022-07-16 thomas 	int		 show_repo_age;
279 8a35f56c 2022-07-16 thomas 	int		 show_repo_description;
280 8a35f56c 2022-07-16 thomas 	int		 show_repo_cloneurl;
281 8a35f56c 2022-07-16 thomas 
282 8a35f56c 2022-07-16 thomas 	int		 unix_socket;
283 8a35f56c 2022-07-16 thomas 	char		 unix_socket_name[PATH_MAX];
284 8a35f56c 2022-07-16 thomas 
285 8a35f56c 2022-07-16 thomas 	int		 fcgi_socket;
286 8a35f56c 2022-07-16 thomas };
287 8a35f56c 2022-07-16 thomas TAILQ_HEAD(serverlist, server);
288 8a35f56c 2022-07-16 thomas 
289 8a35f56c 2022-07-16 thomas enum client_action {
290 8a35f56c 2022-07-16 thomas 	CLIENT_CONNECT,
291 8a35f56c 2022-07-16 thomas 	CLIENT_DISCONNECT,
292 8a35f56c 2022-07-16 thomas };
293 8a35f56c 2022-07-16 thomas 
294 8a35f56c 2022-07-16 thomas struct socket_conf {
295 9d7714e3 2022-08-27 thomas 	struct address	 addr;
296 8a35f56c 2022-07-16 thomas 
297 8a35f56c 2022-07-16 thomas 	char		 name[GOTWEBD_MAXTEXT];
298 8a35f56c 2022-07-16 thomas 	char		 srv_name[GOTWEBD_MAXTEXT];
299 8a35f56c 2022-07-16 thomas 
300 8a35f56c 2022-07-16 thomas 	int		 id;
301 720c2b05 2022-08-16 thomas 	int		 af_type;
302 8a35f56c 2022-07-16 thomas 	char		 unix_socket_name[PATH_MAX];
303 8a35f56c 2022-07-16 thomas 	in_port_t	 fcgi_socket_port;
304 8a35f56c 2022-07-16 thomas };
305 8a35f56c 2022-07-16 thomas 
306 8a35f56c 2022-07-16 thomas struct socket {
307 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(socket)	 entry;
308 8a35f56c 2022-07-16 thomas 	struct socket_conf	 conf;
309 8a35f56c 2022-07-16 thomas 
310 8a35f56c 2022-07-16 thomas 	int		 fd;
311 e80b37ed 2022-07-22 thomas 	int		 pack_fds[GOTWEB_PACK_NUM_TEMPFILES];
312 8a35f56c 2022-07-16 thomas 	int		 priv_fd[PRIV_FDS__MAX];
313 8a35f56c 2022-07-16 thomas 
314 8a35f56c 2022-07-16 thomas 	struct event	 evt;
315 8a35f56c 2022-07-16 thomas 	struct event	 ev;
316 8a35f56c 2022-07-16 thomas 	struct event	 pause;
317 8a35f56c 2022-07-16 thomas 
318 8a35f56c 2022-07-16 thomas 	int		 client_status;
319 8a35f56c 2022-07-16 thomas };
320 8a35f56c 2022-07-16 thomas TAILQ_HEAD(socketlist, socket);
321 8a35f56c 2022-07-16 thomas 
322 8a35f56c 2022-07-16 thomas struct gotwebd {
323 90d63d47 2022-08-16 thomas 	struct serverlist	servers;
324 90d63d47 2022-08-16 thomas 	struct socketlist	sockets;
325 8a35f56c 2022-07-16 thomas 
326 8a35f56c 2022-07-16 thomas 	struct privsep	*gotwebd_ps;
327 8a35f56c 2022-07-16 thomas 	const char	*gotwebd_conffile;
328 8a35f56c 2022-07-16 thomas 
329 8a35f56c 2022-07-16 thomas 	int		 gotwebd_debug;
330 8a35f56c 2022-07-16 thomas 	int		 gotwebd_verbose;
331 8a35f56c 2022-07-16 thomas 	int		 gotwebd_noaction;
332 8a35f56c 2022-07-16 thomas 
333 8a35f56c 2022-07-16 thomas 	uint16_t	 prefork_gotwebd;
334 8a35f56c 2022-07-16 thomas 	int		 gotwebd_reload;
335 8a35f56c 2022-07-16 thomas 
336 8a35f56c 2022-07-16 thomas 	int		 server_cnt;
337 8a35f56c 2022-07-16 thomas 
338 8a35f56c 2022-07-16 thomas 	char		 httpd_chroot[PATH_MAX];
339 8a35f56c 2022-07-16 thomas 
340 8a35f56c 2022-07-16 thomas 	int		 unix_socket;
341 8a35f56c 2022-07-16 thomas 	char		 unix_socket_name[PATH_MAX];
342 8a35f56c 2022-07-16 thomas };
343 8a35f56c 2022-07-16 thomas 
344 55144267 2022-09-07 thomas /*
345 55144267 2022-09-07 thomas  * URL parameter for gotweb_link.  NULL values and int set to -1 are
346 55144267 2022-09-07 thomas  * implicitly ignored, and string are properly escaped.
347 55144267 2022-09-07 thomas  */
348 55144267 2022-09-07 thomas struct gotweb_url {
349 55144267 2022-09-07 thomas 	int		 action;
350 55144267 2022-09-07 thomas 	int		 index_page;
351 55144267 2022-09-07 thomas 	int		 page;
352 55144267 2022-09-07 thomas 	const char	*commit;
353 55144267 2022-09-07 thomas 	const char	*previd;
354 55144267 2022-09-07 thomas 	const char	*prevset;
355 55144267 2022-09-07 thomas 	const char	*file;
356 55144267 2022-09-07 thomas 	const char	*folder;
357 55144267 2022-09-07 thomas 	const char	*headref;
358 55144267 2022-09-07 thomas 	const char	*path;
359 55144267 2022-09-07 thomas };
360 55144267 2022-09-07 thomas 
361 8a35f56c 2022-07-16 thomas struct querystring {
362 8a35f56c 2022-07-16 thomas 	uint8_t		 action;
363 8a35f56c 2022-07-16 thomas 	char		*commit;
364 8a35f56c 2022-07-16 thomas 	char		*previd;
365 8a35f56c 2022-07-16 thomas 	char		*prevset;
366 8a35f56c 2022-07-16 thomas 	char		*file;
367 8a35f56c 2022-07-16 thomas 	char		*folder;
368 8a35f56c 2022-07-16 thomas 	char		*headref;
369 8a35f56c 2022-07-16 thomas 	int		 index_page;
370 8a35f56c 2022-07-16 thomas 	char		*index_page_str;
371 8a35f56c 2022-07-16 thomas 	char		*path;
372 8a35f56c 2022-07-16 thomas 	int		 page;
373 8a35f56c 2022-07-16 thomas 	char		*page_str;
374 8a35f56c 2022-07-16 thomas };
375 8a35f56c 2022-07-16 thomas 
376 8a35f56c 2022-07-16 thomas struct querystring_keys {
377 8a35f56c 2022-07-16 thomas 	const char	*name;
378 8a35f56c 2022-07-16 thomas 	int		 element;
379 8a35f56c 2022-07-16 thomas };
380 8a35f56c 2022-07-16 thomas 
381 8a35f56c 2022-07-16 thomas struct action_keys {
382 8a35f56c 2022-07-16 thomas 	const char	*name;
383 8a35f56c 2022-07-16 thomas 	int		 action;
384 8a35f56c 2022-07-16 thomas };
385 8a35f56c 2022-07-16 thomas 
386 8a35f56c 2022-07-16 thomas enum querystring_elements {
387 8a35f56c 2022-07-16 thomas 	ACTION,
388 8a35f56c 2022-07-16 thomas 	COMMIT,
389 8a35f56c 2022-07-16 thomas 	RFILE,
390 8a35f56c 2022-07-16 thomas 	FOLDER,
391 8a35f56c 2022-07-16 thomas 	HEADREF,
392 8a35f56c 2022-07-16 thomas 	INDEX_PAGE,
393 8a35f56c 2022-07-16 thomas 	PATH,
394 8a35f56c 2022-07-16 thomas 	PAGE,
395 8a35f56c 2022-07-16 thomas 	PREVID,
396 8a35f56c 2022-07-16 thomas 	QSELEM__MAX,
397 8a35f56c 2022-07-16 thomas };
398 8a35f56c 2022-07-16 thomas 
399 8a35f56c 2022-07-16 thomas enum query_actions {
400 8a35f56c 2022-07-16 thomas 	BLAME,
401 8a35f56c 2022-07-16 thomas 	BLOB,
402 8a35f56c 2022-07-16 thomas 	BRIEFS,
403 8a35f56c 2022-07-16 thomas 	COMMITS,
404 8a35f56c 2022-07-16 thomas 	DIFF,
405 8a35f56c 2022-07-16 thomas 	ERR,
406 8a35f56c 2022-07-16 thomas 	INDEX,
407 8a35f56c 2022-07-16 thomas 	SUMMARY,
408 8a35f56c 2022-07-16 thomas 	TAG,
409 8a35f56c 2022-07-16 thomas 	TAGS,
410 8a35f56c 2022-07-16 thomas 	TREE,
411 8a35f56c 2022-07-16 thomas 	ACTIONS__MAX,
412 8a35f56c 2022-07-16 thomas };
413 8a35f56c 2022-07-16 thomas 
414 8a35f56c 2022-07-16 thomas extern struct gotwebd	*gotwebd_env;
415 8a35f56c 2022-07-16 thomas 
416 8a35f56c 2022-07-16 thomas /* sockets.c */
417 8a35f56c 2022-07-16 thomas void sockets(struct privsep *, struct privsep_proc *);
418 8a35f56c 2022-07-16 thomas void sockets_shutdown(void);
419 8a35f56c 2022-07-16 thomas void sockets_parse_sockets(struct gotwebd *);
420 8a35f56c 2022-07-16 thomas void sockets_socket_accept(int, short, void *);
421 8a35f56c 2022-07-16 thomas int sockets_privinit(struct gotwebd *, struct socket *);
422 8a35f56c 2022-07-16 thomas 
423 8a35f56c 2022-07-16 thomas /* gotweb.c */
424 8a35f56c 2022-07-16 thomas const struct got_error *gotweb_render_content_type(struct request *,
425 8a35f56c 2022-07-16 thomas     const uint8_t *);
426 8a35f56c 2022-07-16 thomas const struct got_error
427 8a35f56c 2022-07-16 thomas     *gotweb_render_content_type_file(struct request *, const uint8_t *, char *);
428 8a35f56c 2022-07-16 thomas const struct got_error *gotweb_get_time_str(char **, time_t, int);
429 8a35f56c 2022-07-16 thomas const struct got_error *gotweb_init_transport(struct transport **);
430 8a35f56c 2022-07-16 thomas const struct got_error *gotweb_escape_html(char **, const char *);
431 55144267 2022-09-07 thomas int gotweb_link(struct request *, struct gotweb_url *, const char *, ...)
432 55144267 2022-09-07 thomas 	__attribute__((__format__(printf, 3, 4)))
433 55144267 2022-09-07 thomas 	__attribute__((__nonnull__(3)));
434 8a35f56c 2022-07-16 thomas void gotweb_free_repo_commit(struct repo_commit *);
435 8a35f56c 2022-07-16 thomas void gotweb_free_repo_tag(struct repo_tag *);
436 8a35f56c 2022-07-16 thomas void gotweb_process_request(struct request *);
437 8a35f56c 2022-07-16 thomas void gotweb_free_transport(struct transport *);
438 8a35f56c 2022-07-16 thomas 
439 8a35f56c 2022-07-16 thomas /* parse.y */
440 8a35f56c 2022-07-16 thomas int parse_config(const char *, struct gotwebd *);
441 8a35f56c 2022-07-16 thomas int cmdline_symset(char *);
442 8a35f56c 2022-07-16 thomas 
443 8a35f56c 2022-07-16 thomas /* fcgi.c */
444 8a35f56c 2022-07-16 thomas void fcgi_request(int, short, void *);
445 8a35f56c 2022-07-16 thomas void fcgi_timeout(int, short, void *);
446 8a35f56c 2022-07-16 thomas void fcgi_cleanup_request(struct request *);
447 8a35f56c 2022-07-16 thomas void fcgi_create_end_record(struct request *);
448 8a35f56c 2022-07-16 thomas void dump_fcgi_record(const char *, struct fcgi_record_header *);
449 55144267 2022-09-07 thomas int fcgi_vprintf(struct request *, const char *, va_list);
450 79393471 2022-08-27 thomas int fcgi_printf(struct request *, const char *, ...)
451 79393471 2022-08-27 thomas 	__attribute__((__format__(printf, 2, 3)))
452 79393471 2022-08-27 thomas 	__attribute__((__nonnull__(2)));
453 8a35f56c 2022-07-16 thomas int fcgi_gen_binary_response(struct request *, const uint8_t *, int);
454 8a35f56c 2022-07-16 thomas 
455 8a35f56c 2022-07-16 thomas /* got_operations.c */
456 8a35f56c 2022-07-16 thomas const struct got_error *got_get_repo_owner(char **, struct request *, char *);
457 8a35f56c 2022-07-16 thomas const struct got_error *got_get_repo_age(char **, struct request *, char *,
458 8a35f56c 2022-07-16 thomas     const char *, int);
459 8a35f56c 2022-07-16 thomas const struct got_error *got_get_repo_commits(struct request *, int);
460 8a35f56c 2022-07-16 thomas const struct got_error *got_get_repo_tags(struct request *, int);
461 8a35f56c 2022-07-16 thomas const struct got_error *got_get_repo_heads(struct request *);
462 8a35f56c 2022-07-16 thomas const struct got_error *got_output_repo_diff(struct request *);
463 8a35f56c 2022-07-16 thomas const struct got_error *got_output_repo_tree(struct request *);
464 8a35f56c 2022-07-16 thomas const struct got_error *got_output_file_blob(struct request *);
465 8a35f56c 2022-07-16 thomas const struct got_error *got_output_file_blame(struct request *);
466 8a35f56c 2022-07-16 thomas 
467 8a35f56c 2022-07-16 thomas /* config.c */
468 8a35f56c 2022-07-16 thomas int config_setserver(struct gotwebd *, struct server *);
469 8a35f56c 2022-07-16 thomas int config_getserver(struct gotwebd *, struct imsg *);
470 8a35f56c 2022-07-16 thomas int config_setsock(struct gotwebd *, struct socket *);
471 8a35f56c 2022-07-16 thomas int config_getsock(struct gotwebd *, struct imsg *);
472 8a35f56c 2022-07-16 thomas int config_setfd(struct gotwebd *, struct socket *);
473 8a35f56c 2022-07-16 thomas int config_getfd(struct gotwebd *, struct imsg *);
474 8a35f56c 2022-07-16 thomas int config_getcfg(struct gotwebd *, struct imsg *);
475 8a35f56c 2022-07-16 thomas int config_init(struct gotwebd *);