1 8a35f56c 2022-07-16 thomas /*
   2 8a35f56c 2022-07-16 thomas  * Copyright (c) 2016-2019, 2020-2021 Tracey Emery <tracey@traceyemery.net>
   3 8a35f56c 2022-07-16 thomas  * Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
   4 8a35f56c 2022-07-16 thomas  * Copyright (c) 2004 Ryan McBride <mcbride@openbsd.org>
   5 8a35f56c 2022-07-16 thomas  * Copyright (c) 2002, 2003, 2004 Henning Brauer <henning@openbsd.org>
   6 8a35f56c 2022-07-16 thomas  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
   7 8a35f56c 2022-07-16 thomas  * Copyright (c) 2001 Daniel Hartmeier.  All rights reserved.
   8 8a35f56c 2022-07-16 thomas  * Copyright (c) 2001 Theo de Raadt.  All rights reserved.
   9 8a35f56c 2022-07-16 thomas  *
  10 8a35f56c 2022-07-16 thomas  * Permission to use, copy, modify, and distribute this software for any
  11 8a35f56c 2022-07-16 thomas  * purpose with or without fee is hereby granted, provided that the above
  12 8a35f56c 2022-07-16 thomas  * copyright notice and this permission notice appear in all copies.
  13 8a35f56c 2022-07-16 thomas  *
  14 8a35f56c 2022-07-16 thomas  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  15 8a35f56c 2022-07-16 thomas  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  16 8a35f56c 2022-07-16 thomas  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  17 8a35f56c 2022-07-16 thomas  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  18 8a35f56c 2022-07-16 thomas  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  19 8a35f56c 2022-07-16 thomas  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  20 8a35f56c 2022-07-16 thomas  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  21 8a35f56c 2022-07-16 thomas  */
  22 8a35f56c 2022-07-16 thomas 
  23 8a35f56c 2022-07-16 thomas %{
  24 4fccd2fe 2023-03-08 thomas #include "got_compat.h"
  25 4fccd2fe 2023-03-08 thomas 
  26 8a35f56c 2022-07-16 thomas #include <sys/ioctl.h>
  27 8a35f56c 2022-07-16 thomas #include <sys/types.h>
  28 8b925c6c 2022-07-16 thomas #include <sys/queue.h>
  29 8a35f56c 2022-07-16 thomas #include <sys/socket.h>
  30 8a35f56c 2022-07-16 thomas #include <sys/stat.h>
  31 8a35f56c 2022-07-16 thomas 
  32 8a35f56c 2022-07-16 thomas #include <net/if.h>
  33 8a35f56c 2022-07-16 thomas #include <netinet/in.h>
  34 8a35f56c 2022-07-16 thomas 
  35 8a35f56c 2022-07-16 thomas #include <arpa/inet.h>
  36 8a35f56c 2022-07-16 thomas 
  37 8a35f56c 2022-07-16 thomas #include <ctype.h>
  38 8a35f56c 2022-07-16 thomas #include <err.h>
  39 8a35f56c 2022-07-16 thomas #include <errno.h>
  40 8a35f56c 2022-07-16 thomas #include <event.h>
  41 8a35f56c 2022-07-16 thomas #include <ifaddrs.h>
  42 8a35f56c 2022-07-16 thomas #include <limits.h>
  43 8a35f56c 2022-07-16 thomas #include <netdb.h>
  44 8a35f56c 2022-07-16 thomas #include <stdarg.h>
  45 8a35f56c 2022-07-16 thomas #include <stdlib.h>
  46 8a35f56c 2022-07-16 thomas #include <stdio.h>
  47 8a35f56c 2022-07-16 thomas #include <string.h>
  48 8a35f56c 2022-07-16 thomas #include <syslog.h>
  49 8a35f56c 2022-07-16 thomas #include <unistd.h>
  50 161663e7 2023-03-11 thomas 
  51 161663e7 2023-03-11 thomas #include "got_sockaddr.h"
  52 161663e7 2023-03-11 thomas #include "got_reference.h"
  53 8a35f56c 2022-07-16 thomas 
  54 8a35f56c 2022-07-16 thomas #include "proc.h"
  55 8a35f56c 2022-07-16 thomas #include "gotwebd.h"
  56 8a35f56c 2022-07-16 thomas 
  57 8a35f56c 2022-07-16 thomas TAILQ_HEAD(files, file)		 files = TAILQ_HEAD_INITIALIZER(files);
  58 8a35f56c 2022-07-16 thomas static struct file {
  59 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(file)	 entry;
  60 8a35f56c 2022-07-16 thomas 	FILE			*stream;
  61 8a35f56c 2022-07-16 thomas 	char			*name;
  62 8a35f56c 2022-07-16 thomas 	int			 lineno;
  63 8a35f56c 2022-07-16 thomas 	int			 errors;
  64 8a35f56c 2022-07-16 thomas } *file;
  65 8a35f56c 2022-07-16 thomas struct file	*newfile(const char *, int);
  66 8a35f56c 2022-07-16 thomas static void	 closefile(struct file *);
  67 8a35f56c 2022-07-16 thomas int		 check_file_secrecy(int, const char *);
  68 8a35f56c 2022-07-16 thomas int		 yyparse(void);
  69 8a35f56c 2022-07-16 thomas int		 yylex(void);
  70 8a35f56c 2022-07-16 thomas int		 yyerror(const char *, ...)
  71 8a35f56c 2022-07-16 thomas     __attribute__((__format__ (printf, 1, 2)))
  72 8a35f56c 2022-07-16 thomas     __attribute__((__nonnull__ (1)));
  73 8a35f56c 2022-07-16 thomas int		 kw_cmp(const void *, const void *);
  74 8a35f56c 2022-07-16 thomas int		 lookup(char *);
  75 8a35f56c 2022-07-16 thomas int		 lgetc(int);
  76 8a35f56c 2022-07-16 thomas int		 lungetc(int);
  77 8a35f56c 2022-07-16 thomas int		 findeol(void);
  78 8a35f56c 2022-07-16 thomas 
  79 8a35f56c 2022-07-16 thomas TAILQ_HEAD(symhead, sym)	 symhead = TAILQ_HEAD_INITIALIZER(symhead);
  80 8a35f56c 2022-07-16 thomas struct sym {
  81 8a35f56c 2022-07-16 thomas 	TAILQ_ENTRY(sym)	 entry;
  82 8a35f56c 2022-07-16 thomas 	int			 used;
  83 8a35f56c 2022-07-16 thomas 	int			 persist;
  84 8a35f56c 2022-07-16 thomas 	char			*nam;
  85 8a35f56c 2022-07-16 thomas 	char			*val;
  86 8a35f56c 2022-07-16 thomas };
  87 8a35f56c 2022-07-16 thomas 
  88 8a35f56c 2022-07-16 thomas int	 symset(const char *, const char *, int);
  89 8a35f56c 2022-07-16 thomas char	*symget(const char *);
  90 8a35f56c 2022-07-16 thomas 
  91 8a35f56c 2022-07-16 thomas static int		 errors;
  92 8a35f56c 2022-07-16 thomas 
  93 8a35f56c 2022-07-16 thomas static struct gotwebd		*gotwebd;
  94 8a35f56c 2022-07-16 thomas static struct server		*new_srv;
  95 8a35f56c 2022-07-16 thomas static struct server		*conf_new_server(const char *);
  96 8a35f56c 2022-07-16 thomas int				 getservice(const char *);
  97 8a35f56c 2022-07-16 thomas int				 n;
  98 8a35f56c 2022-07-16 thomas 
  99 e4c7e0b0 2022-08-30 thomas int		 get_addrs(const char *, struct server *, in_port_t);
 100 e4c7e0b0 2022-08-30 thomas int		 addr_dup_check(struct addresslist *, struct address *,
 101 e4c7e0b0 2022-08-30 thomas 		    const char *, const char *);
 102 e4c7e0b0 2022-08-30 thomas int		 add_addr(struct server *, struct address *);
 103 bccb4ec2 2023-06-01 thomas int		 host(const char *, struct server *,
 104 8a35f56c 2022-07-16 thomas 		    int, in_port_t, const char *, int);
 105 e4c7e0b0 2022-08-30 thomas int		 host_if(const char *, struct server *,
 106 8a35f56c 2022-07-16 thomas 		    int, in_port_t, const char *, int);
 107 8a35f56c 2022-07-16 thomas int		 is_if_in_group(const char *, const char *);
 108 8a35f56c 2022-07-16 thomas 
 109 8a35f56c 2022-07-16 thomas typedef struct {
 110 8a35f56c 2022-07-16 thomas 	union {
 111 8a35f56c 2022-07-16 thomas 		long long	 number;
 112 8a35f56c 2022-07-16 thomas 		char		*string;
 113 8a35f56c 2022-07-16 thomas 		in_port_t	 port;
 114 8a35f56c 2022-07-16 thomas 	} v;
 115 8a35f56c 2022-07-16 thomas 	int lineno;
 116 8a35f56c 2022-07-16 thomas } YYSTYPE;
 117 8a35f56c 2022-07-16 thomas 
 118 8a35f56c 2022-07-16 thomas %}
 119 8a35f56c 2022-07-16 thomas 
 120 c24a47af 2022-08-11 thomas %token	LISTEN WWW_PATH MAX_REPOS SITE_NAME SITE_OWNER SITE_LINK LOGO
 121 8a35f56c 2022-07-16 thomas %token	LOGO_URL SHOW_REPO_OWNER SHOW_REPO_AGE SHOW_REPO_DESCRIPTION
 122 8a35f56c 2022-07-16 thomas %token	MAX_REPOS_DISPLAY REPOS_PATH MAX_COMMITS_DISPLAY ON ERROR
 123 3991b2a5 2022-10-31 thomas %token	SHOW_SITE_OWNER SHOW_REPO_CLONEURL PORT PREFORK RESPECT_EXPORTOK
 124 bea82c4f 2023-01-06 thomas %token	UNIX_SOCKET UNIX_SOCKET_NAME SERVER CHROOT CUSTOM_CSS SOCKET
 125 8a35f56c 2022-07-16 thomas 
 126 8a35f56c 2022-07-16 thomas %token	<v.string>	STRING
 127 8a35f56c 2022-07-16 thomas %type	<v.port>	fcgiport
 128 8a35f56c 2022-07-16 thomas %token	<v.number>	NUMBER
 129 8a35f56c 2022-07-16 thomas %type	<v.number>	boolean
 130 8a35f56c 2022-07-16 thomas 
 131 8a35f56c 2022-07-16 thomas %%
 132 8a35f56c 2022-07-16 thomas 
 133 cfab1835 2022-10-04 thomas grammar		: /* empty */
 134 8a35f56c 2022-07-16 thomas 		| grammar '\n'
 135 cfab1835 2022-10-04 thomas 		| grammar varset '\n'
 136 8a35f56c 2022-07-16 thomas 		| grammar main '\n'
 137 8a35f56c 2022-07-16 thomas 		| grammar server '\n'
 138 cfab1835 2022-10-04 thomas 		| grammar error '\n'		{ file->errors++; }
 139 cfab1835 2022-10-04 thomas 		;
 140 cfab1835 2022-10-04 thomas 
 141 cfab1835 2022-10-04 thomas varset		: STRING '=' STRING	{
 142 cfab1835 2022-10-04 thomas 			char *s = $1;
 143 cfab1835 2022-10-04 thomas 			while (*s++) {
 144 cfab1835 2022-10-04 thomas 				if (isspace((unsigned char)*s)) {
 145 cfab1835 2022-10-04 thomas 					yyerror("macro name cannot contain "
 146 cfab1835 2022-10-04 thomas 					    "whitespace");
 147 cfab1835 2022-10-04 thomas 					free($1);
 148 cfab1835 2022-10-04 thomas 					free($3);
 149 cfab1835 2022-10-04 thomas 					YYERROR;
 150 cfab1835 2022-10-04 thomas 				}
 151 cfab1835 2022-10-04 thomas 			}
 152 cfab1835 2022-10-04 thomas 			if (symset($1, $3, 0) == -1)
 153 cfab1835 2022-10-04 thomas 				fatal("cannot store variable");
 154 cfab1835 2022-10-04 thomas 			free($1);
 155 cfab1835 2022-10-04 thomas 			free($3);
 156 cfab1835 2022-10-04 thomas 		}
 157 8a35f56c 2022-07-16 thomas 		;
 158 8a35f56c 2022-07-16 thomas 
 159 8a35f56c 2022-07-16 thomas boolean		: STRING {
 160 8a35f56c 2022-07-16 thomas 			if (strcasecmp($1, "1") == 0 ||
 161 8a35f56c 2022-07-16 thomas 			    strcasecmp($1, "on") == 0)
 162 8a35f56c 2022-07-16 thomas 				$$ = 1;
 163 8a35f56c 2022-07-16 thomas 			else if (strcasecmp($1, "0") == 0 ||
 164 ee003af8 2023-06-15 thomas 			    strcasecmp($1, "off") == 0)
 165 8a35f56c 2022-07-16 thomas 				$$ = 0;
 166 8a35f56c 2022-07-16 thomas 			else {
 167 8a35f56c 2022-07-16 thomas 				yyerror("invalid boolean value '%s'", $1);
 168 8a35f56c 2022-07-16 thomas 				free($1);
 169 8a35f56c 2022-07-16 thomas 				YYERROR;
 170 8a35f56c 2022-07-16 thomas 			}
 171 8a35f56c 2022-07-16 thomas 			free($1);
 172 8a35f56c 2022-07-16 thomas 		}
 173 8a35f56c 2022-07-16 thomas 		| ON { $$ = 1; }
 174 a0bd573d 2023-06-15 thomas 		| NUMBER {
 175 a0bd573d 2023-06-15 thomas 			if ($1 != 0 && $1 != 1) {
 176 a0bd573d 2023-06-15 thomas 				yyerror("invalid boolean value '%lld'", $1);
 177 a0bd573d 2023-06-15 thomas 				YYERROR;
 178 a0bd573d 2023-06-15 thomas 			}
 179 a0bd573d 2023-06-15 thomas 			$$ = $1;
 180 a0bd573d 2023-06-15 thomas 		}
 181 8a35f56c 2022-07-16 thomas 		;
 182 8a35f56c 2022-07-16 thomas 
 183 77fb808d 2022-08-29 thomas fcgiport	: PORT NUMBER {
 184 77fb808d 2022-08-29 thomas 			if ($2 <= 0 || $2 > (int)USHRT_MAX) {
 185 77fb808d 2022-08-29 thomas 				yyerror("invalid port: %lld", $2);
 186 8a35f56c 2022-07-16 thomas 				YYERROR;
 187 8a35f56c 2022-07-16 thomas 			}
 188 77fb808d 2022-08-29 thomas 			$$ = $2;
 189 8a35f56c 2022-07-16 thomas 		}
 190 77fb808d 2022-08-29 thomas 		| PORT STRING {
 191 8a35f56c 2022-07-16 thomas 			int	 val;
 192 8a35f56c 2022-07-16 thomas 
 193 77fb808d 2022-08-29 thomas 			if ((val = getservice($2)) == -1) {
 194 77fb808d 2022-08-29 thomas 				yyerror("invalid port: %s", $2);
 195 77fb808d 2022-08-29 thomas 				free($2);
 196 8a35f56c 2022-07-16 thomas 				YYERROR;
 197 8a35f56c 2022-07-16 thomas 			}
 198 77fb808d 2022-08-29 thomas 			free($2);
 199 8a35f56c 2022-07-16 thomas 
 200 8a35f56c 2022-07-16 thomas 			$$ = val;
 201 8a35f56c 2022-07-16 thomas 		}
 202 8a35f56c 2022-07-16 thomas 		;
 203 8a35f56c 2022-07-16 thomas 
 204 8a35f56c 2022-07-16 thomas main		: PREFORK NUMBER {
 205 a0bd573d 2023-06-15 thomas 			if ($2 <= 0 || $2 > PROC_MAX_INSTANCES) {
 206 a0bd573d 2023-06-15 thomas 				yyerror("prefork is %s: %lld",
 207 a0bd573d 2023-06-15 thomas 				    $2 <= 0 ? "too small" : "too large", $2);
 208 a0bd573d 2023-06-15 thomas 				YYERROR;
 209 a0bd573d 2023-06-15 thomas 			}
 210 8a35f56c 2022-07-16 thomas 			gotwebd->prefork_gotwebd = $2;
 211 8a35f56c 2022-07-16 thomas 		}
 212 8a35f56c 2022-07-16 thomas 		| CHROOT STRING {
 213 90757f0a 2023-06-15 thomas 			if (*$2 == '\0') {
 214 90757f0a 2023-06-15 thomas 				yyerror("chroot path can't be an empty"
 215 90757f0a 2023-06-15 thomas 				    " string");
 216 90757f0a 2023-06-15 thomas 				free($2);
 217 90757f0a 2023-06-15 thomas 				YYERROR;
 218 90757f0a 2023-06-15 thomas 			}
 219 90757f0a 2023-06-15 thomas 
 220 8a35f56c 2022-07-16 thomas 			n = strlcpy(gotwebd->httpd_chroot, $2,
 221 8a35f56c 2022-07-16 thomas 			    sizeof(gotwebd->httpd_chroot));
 222 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(gotwebd->httpd_chroot)) {
 223 8a35f56c 2022-07-16 thomas 				yyerror("%s: httpd_chroot truncated", __func__);
 224 8a35f56c 2022-07-16 thomas 				free($2);
 225 8a35f56c 2022-07-16 thomas 				YYERROR;
 226 8a35f56c 2022-07-16 thomas 			}
 227 8a35f56c 2022-07-16 thomas 			free($2);
 228 8a35f56c 2022-07-16 thomas 		}
 229 8a35f56c 2022-07-16 thomas 		| UNIX_SOCKET boolean {
 230 8a35f56c 2022-07-16 thomas 			gotwebd->unix_socket = $2;
 231 8a35f56c 2022-07-16 thomas 		}
 232 8a35f56c 2022-07-16 thomas 		| UNIX_SOCKET_NAME STRING {
 233 8a35f56c 2022-07-16 thomas 			n = snprintf(gotwebd->unix_socket_name,
 234 8a35f56c 2022-07-16 thomas 			    sizeof(gotwebd->unix_socket_name), "%s%s",
 235 0b16f49b 2023-06-22 thomas 			    gotwebd->httpd_chroot, $2);
 236 717a78d4 2022-08-16 thomas 			if (n < 0 ||
 237 717a78d4 2022-08-16 thomas 			    (size_t)n >= sizeof(gotwebd->unix_socket_name)) {
 238 8a35f56c 2022-07-16 thomas 				yyerror("%s: unix_socket_name truncated",
 239 8a35f56c 2022-07-16 thomas 				    __func__);
 240 8a35f56c 2022-07-16 thomas 				free($2);
 241 8a35f56c 2022-07-16 thomas 				YYERROR;
 242 8a35f56c 2022-07-16 thomas 			}
 243 8a35f56c 2022-07-16 thomas 			free($2);
 244 8a35f56c 2022-07-16 thomas 		}
 245 8a35f56c 2022-07-16 thomas 		;
 246 8a35f56c 2022-07-16 thomas 
 247 8a35f56c 2022-07-16 thomas server		: SERVER STRING {
 248 8a35f56c 2022-07-16 thomas 			struct server *srv;
 249 8a35f56c 2022-07-16 thomas 
 250 90d63d47 2022-08-16 thomas 			TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
 251 8a35f56c 2022-07-16 thomas 				if (strcmp(srv->name, $2) == 0) {
 252 8a35f56c 2022-07-16 thomas 					yyerror("server name exists '%s'", $2);
 253 8a35f56c 2022-07-16 thomas 					free($2);
 254 8a35f56c 2022-07-16 thomas 					YYERROR;
 255 8a35f56c 2022-07-16 thomas 				}
 256 8a35f56c 2022-07-16 thomas 			}
 257 8a35f56c 2022-07-16 thomas 
 258 8a35f56c 2022-07-16 thomas 			new_srv = conf_new_server($2);
 259 8a35f56c 2022-07-16 thomas 			log_debug("adding server %s", $2);
 260 8a35f56c 2022-07-16 thomas 			free($2);
 261 8a35f56c 2022-07-16 thomas 		}
 262 8a35f56c 2022-07-16 thomas 		| SERVER STRING {
 263 8a35f56c 2022-07-16 thomas 			struct server *srv;
 264 8a35f56c 2022-07-16 thomas 
 265 90d63d47 2022-08-16 thomas 			TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
 266 8a35f56c 2022-07-16 thomas 				if (strcmp(srv->name, $2) == 0) {
 267 8a35f56c 2022-07-16 thomas 					yyerror("server name exists '%s'", $2);
 268 8a35f56c 2022-07-16 thomas 					free($2);
 269 8a35f56c 2022-07-16 thomas 					YYERROR;
 270 8a35f56c 2022-07-16 thomas 				}
 271 8a35f56c 2022-07-16 thomas 			}
 272 8a35f56c 2022-07-16 thomas 
 273 8a35f56c 2022-07-16 thomas 			new_srv = conf_new_server($2);
 274 8a35f56c 2022-07-16 thomas 			log_debug("adding server %s", $2);
 275 8a35f56c 2022-07-16 thomas 			free($2);
 276 8a35f56c 2022-07-16 thomas 		} '{' optnl serveropts2 '}' {
 277 8a35f56c 2022-07-16 thomas 		}
 278 8a35f56c 2022-07-16 thomas 		;
 279 8a35f56c 2022-07-16 thomas 
 280 8a35f56c 2022-07-16 thomas serveropts1	: REPOS_PATH STRING {
 281 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->repos_path, $2,
 282 8a35f56c 2022-07-16 thomas 			    sizeof(new_srv->repos_path));
 283 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->repos_path)) {
 284 8a35f56c 2022-07-16 thomas 				yyerror("%s: repos_path truncated", __func__);
 285 8a35f56c 2022-07-16 thomas 				free($2);
 286 8a35f56c 2022-07-16 thomas 				YYERROR;
 287 8a35f56c 2022-07-16 thomas 			}
 288 8a35f56c 2022-07-16 thomas 			free($2);
 289 8a35f56c 2022-07-16 thomas 		}
 290 8a35f56c 2022-07-16 thomas 		| SITE_NAME STRING {
 291 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->site_name, $2,
 292 8a35f56c 2022-07-16 thomas 			    sizeof(new_srv->site_name));
 293 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->site_name)) {
 294 8a35f56c 2022-07-16 thomas 				yyerror("%s: site_name truncated", __func__);
 295 8a35f56c 2022-07-16 thomas 				free($2);
 296 8a35f56c 2022-07-16 thomas 				YYERROR;
 297 8a35f56c 2022-07-16 thomas 			}
 298 8a35f56c 2022-07-16 thomas 			free($2);
 299 8a35f56c 2022-07-16 thomas 		}
 300 8a35f56c 2022-07-16 thomas 		| SITE_OWNER STRING {
 301 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->site_owner, $2,
 302 8a35f56c 2022-07-16 thomas 			    sizeof(new_srv->site_owner));
 303 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->site_owner)) {
 304 8a35f56c 2022-07-16 thomas 				yyerror("%s: site_owner truncated", __func__);
 305 8a35f56c 2022-07-16 thomas 				free($2);
 306 8a35f56c 2022-07-16 thomas 				YYERROR;
 307 8a35f56c 2022-07-16 thomas 			}
 308 8a35f56c 2022-07-16 thomas 			free($2);
 309 8a35f56c 2022-07-16 thomas 		}
 310 8a35f56c 2022-07-16 thomas 		| SITE_LINK STRING {
 311 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->site_link, $2,
 312 8a35f56c 2022-07-16 thomas 			    sizeof(new_srv->site_link));
 313 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->site_link)) {
 314 8a35f56c 2022-07-16 thomas 				yyerror("%s: site_link truncated", __func__);
 315 8a35f56c 2022-07-16 thomas 				free($2);
 316 8a35f56c 2022-07-16 thomas 				YYERROR;
 317 8a35f56c 2022-07-16 thomas 			}
 318 8a35f56c 2022-07-16 thomas 			free($2);
 319 8a35f56c 2022-07-16 thomas 		}
 320 8a35f56c 2022-07-16 thomas 		| LOGO STRING {
 321 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->logo, $2, sizeof(new_srv->logo));
 322 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->logo)) {
 323 8a35f56c 2022-07-16 thomas 				yyerror("%s: logo truncated", __func__);
 324 8a35f56c 2022-07-16 thomas 				free($2);
 325 8a35f56c 2022-07-16 thomas 				YYERROR;
 326 8a35f56c 2022-07-16 thomas 			}
 327 8a35f56c 2022-07-16 thomas 			free($2);
 328 8a35f56c 2022-07-16 thomas 		}
 329 8a35f56c 2022-07-16 thomas 		| LOGO_URL STRING {
 330 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->logo_url, $2,
 331 8a35f56c 2022-07-16 thomas 			    sizeof(new_srv->logo_url));
 332 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->logo_url)) {
 333 8a35f56c 2022-07-16 thomas 				yyerror("%s: logo_url truncated", __func__);
 334 8a35f56c 2022-07-16 thomas 				free($2);
 335 8a35f56c 2022-07-16 thomas 				YYERROR;
 336 8a35f56c 2022-07-16 thomas 			}
 337 8a35f56c 2022-07-16 thomas 			free($2);
 338 8a35f56c 2022-07-16 thomas 		}
 339 8a35f56c 2022-07-16 thomas 		| CUSTOM_CSS STRING {
 340 8a35f56c 2022-07-16 thomas 			n = strlcpy(new_srv->custom_css, $2,
 341 8a35f56c 2022-07-16 thomas 			    sizeof(new_srv->custom_css));
 342 8a35f56c 2022-07-16 thomas 			if (n >= sizeof(new_srv->custom_css)) {
 343 8a35f56c 2022-07-16 thomas 				yyerror("%s: custom_css truncated", __func__);
 344 8a35f56c 2022-07-16 thomas 				free($2);
 345 8a35f56c 2022-07-16 thomas 				YYERROR;
 346 8a35f56c 2022-07-16 thomas 			}
 347 8a35f56c 2022-07-16 thomas 			free($2);
 348 8a35f56c 2022-07-16 thomas 		}
 349 77fb808d 2022-08-29 thomas 		| LISTEN ON STRING fcgiport {
 350 e4c7e0b0 2022-08-30 thomas 			if (get_addrs($3, new_srv, $4) == -1) {
 351 e4c7e0b0 2022-08-30 thomas 				yyerror("could not get addrs");
 352 77fb808d 2022-08-29 thomas 				YYERROR;
 353 77fb808d 2022-08-29 thomas 			}
 354 e4317279 2022-08-30 thomas 			new_srv->fcgi_socket = 1;
 355 77fb808d 2022-08-29 thomas 		}
 356 bea82c4f 2023-01-06 thomas 		| LISTEN ON SOCKET STRING {
 357 ee003af8 2023-06-15 thomas 			if (strcasecmp($4, "off") == 0) {
 358 bea82c4f 2023-01-06 thomas 				new_srv->unix_socket = 0;
 359 bea82c4f 2023-01-06 thomas 				free($4);
 360 bea82c4f 2023-01-06 thomas 				YYACCEPT;
 361 bea82c4f 2023-01-06 thomas 			}
 362 bea82c4f 2023-01-06 thomas 
 363 bea82c4f 2023-01-06 thomas 			new_srv->unix_socket = 1;
 364 bea82c4f 2023-01-06 thomas 
 365 bea82c4f 2023-01-06 thomas 			n = snprintf(new_srv->unix_socket_name,
 366 bea82c4f 2023-01-06 thomas 			    sizeof(new_srv->unix_socket_name), "%s%s",
 367 0b16f49b 2023-06-22 thomas 			    gotwebd->httpd_chroot, $4);
 368 bea82c4f 2023-01-06 thomas 			if (n < 0 ||
 369 bea82c4f 2023-01-06 thomas 			    (size_t)n >= sizeof(new_srv->unix_socket_name)) {
 370 bea82c4f 2023-01-06 thomas 				yyerror("%s: unix_socket_name truncated",
 371 bea82c4f 2023-01-06 thomas 				    __func__);
 372 bea82c4f 2023-01-06 thomas 				free($4);
 373 bea82c4f 2023-01-06 thomas 				YYERROR;
 374 bea82c4f 2023-01-06 thomas 			}
 375 bea82c4f 2023-01-06 thomas 			free($4);
 376 bea82c4f 2023-01-06 thomas 		}
 377 8a35f56c 2022-07-16 thomas 		| MAX_REPOS NUMBER {
 378 a0bd573d 2023-06-15 thomas 			if ($2 <= 0) {
 379 a0bd573d 2023-06-15 thomas 				yyerror("max_repos is too small: %lld", $2);
 380 a0bd573d 2023-06-15 thomas 				YYERROR;
 381 a0bd573d 2023-06-15 thomas 			}
 382 a0bd573d 2023-06-15 thomas 			new_srv->max_repos = $2;
 383 8a35f56c 2022-07-16 thomas 		}
 384 8a35f56c 2022-07-16 thomas 		| SHOW_SITE_OWNER boolean {
 385 8a35f56c 2022-07-16 thomas 			new_srv->show_site_owner = $2;
 386 8a35f56c 2022-07-16 thomas 		}
 387 8a35f56c 2022-07-16 thomas 		| SHOW_REPO_OWNER boolean {
 388 8a35f56c 2022-07-16 thomas 			new_srv->show_repo_owner = $2;
 389 8a35f56c 2022-07-16 thomas 		}
 390 8a35f56c 2022-07-16 thomas 		| SHOW_REPO_AGE boolean {
 391 8a35f56c 2022-07-16 thomas 			new_srv->show_repo_age = $2;
 392 8a35f56c 2022-07-16 thomas 		}
 393 8a35f56c 2022-07-16 thomas 		| SHOW_REPO_DESCRIPTION boolean {
 394 8a35f56c 2022-07-16 thomas 			new_srv->show_repo_description = $2;
 395 8a35f56c 2022-07-16 thomas 		}
 396 8a35f56c 2022-07-16 thomas 		| SHOW_REPO_CLONEURL boolean {
 397 8a35f56c 2022-07-16 thomas 			new_srv->show_repo_cloneurl = $2;
 398 8a35f56c 2022-07-16 thomas 		}
 399 3991b2a5 2022-10-31 thomas 		| RESPECT_EXPORTOK boolean {
 400 3991b2a5 2022-10-31 thomas 			new_srv->respect_exportok = $2;
 401 3991b2a5 2022-10-31 thomas 		}
 402 8a35f56c 2022-07-16 thomas 		| MAX_REPOS_DISPLAY NUMBER {
 403 04833bad 2023-06-22 thomas 			if ($2 < 0) {
 404 a0bd573d 2023-06-15 thomas 				yyerror("max_repos_display is too small: %lld",
 405 a0bd573d 2023-06-15 thomas 				    $2);
 406 a0bd573d 2023-06-15 thomas 				YYERROR;
 407 a0bd573d 2023-06-15 thomas 			}
 408 a0bd573d 2023-06-15 thomas 			new_srv->max_repos_display = $2;
 409 8a35f56c 2022-07-16 thomas 		}
 410 8a35f56c 2022-07-16 thomas 		| MAX_COMMITS_DISPLAY NUMBER {
 411 1fa505c4 2023-06-15 thomas 			if ($2 <= 1) {
 412 1fa505c4 2023-06-15 thomas 				yyerror("max_commits_display is too small:"
 413 1fa505c4 2023-06-15 thomas 				    " %lld", $2);
 414 1fa505c4 2023-06-15 thomas 				YYERROR;
 415 1fa505c4 2023-06-15 thomas 			}
 416 1fa505c4 2023-06-15 thomas 			new_srv->max_commits_display = $2;
 417 8a35f56c 2022-07-16 thomas 		}
 418 8a35f56c 2022-07-16 thomas 		;
 419 8a35f56c 2022-07-16 thomas 
 420 8a35f56c 2022-07-16 thomas serveropts2	: serveropts2 serveropts1 nl
 421 8a35f56c 2022-07-16 thomas 		| serveropts1 optnl
 422 8a35f56c 2022-07-16 thomas 		;
 423 8a35f56c 2022-07-16 thomas 
 424 8a35f56c 2022-07-16 thomas nl		: '\n' optnl
 425 8a35f56c 2022-07-16 thomas 		;
 426 8a35f56c 2022-07-16 thomas 
 427 8a35f56c 2022-07-16 thomas optnl		: '\n' optnl		/* zero or more newlines */
 428 8a35f56c 2022-07-16 thomas 		| /* empty */
 429 8a35f56c 2022-07-16 thomas 		;
 430 8a35f56c 2022-07-16 thomas 
 431 8a35f56c 2022-07-16 thomas %%
 432 8a35f56c 2022-07-16 thomas 
 433 8a35f56c 2022-07-16 thomas struct keywords {
 434 8a35f56c 2022-07-16 thomas 	const char	*k_name;
 435 8a35f56c 2022-07-16 thomas 	int		 k_val;
 436 8a35f56c 2022-07-16 thomas };
 437 8a35f56c 2022-07-16 thomas 
 438 8a35f56c 2022-07-16 thomas int
 439 8a35f56c 2022-07-16 thomas yyerror(const char *fmt, ...)
 440 8a35f56c 2022-07-16 thomas {
 441 8a35f56c 2022-07-16 thomas 	va_list ap;
 442 8a35f56c 2022-07-16 thomas 	char *msg;
 443 8a35f56c 2022-07-16 thomas 
 444 8a35f56c 2022-07-16 thomas 	file->errors++;
 445 8a35f56c 2022-07-16 thomas 	va_start(ap, fmt);
 446 8a35f56c 2022-07-16 thomas 	if (vasprintf(&msg, fmt, ap) == -1)
 447 8a35f56c 2022-07-16 thomas 		fatalx("yyerror vasprintf");
 448 8a35f56c 2022-07-16 thomas 	va_end(ap);
 449 8a35f56c 2022-07-16 thomas 	logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg);
 450 8a35f56c 2022-07-16 thomas 	free(msg);
 451 8a35f56c 2022-07-16 thomas 	return (0);
 452 8a35f56c 2022-07-16 thomas }
 453 8a35f56c 2022-07-16 thomas 
 454 8a35f56c 2022-07-16 thomas int
 455 8a35f56c 2022-07-16 thomas kw_cmp(const void *k, const void *e)
 456 8a35f56c 2022-07-16 thomas {
 457 8a35f56c 2022-07-16 thomas 	return (strcmp(k, ((const struct keywords *)e)->k_name));
 458 8a35f56c 2022-07-16 thomas }
 459 8a35f56c 2022-07-16 thomas 
 460 8a35f56c 2022-07-16 thomas int
 461 8a35f56c 2022-07-16 thomas lookup(char *s)
 462 8a35f56c 2022-07-16 thomas {
 463 8a35f56c 2022-07-16 thomas 	/* This has to be sorted always. */
 464 8a35f56c 2022-07-16 thomas 	static const struct keywords keywords[] = {
 465 8a35f56c 2022-07-16 thomas 		{ "chroot",			CHROOT },
 466 8a35f56c 2022-07-16 thomas 		{ "custom_css",			CUSTOM_CSS },
 467 c24a47af 2022-08-11 thomas 		{ "listen",			LISTEN },
 468 8a35f56c 2022-07-16 thomas 		{ "logo",			LOGO },
 469 f0b4ad15 2023-01-02 thomas 		{ "logo_url",			LOGO_URL },
 470 8a35f56c 2022-07-16 thomas 		{ "max_commits_display",	MAX_COMMITS_DISPLAY },
 471 8a35f56c 2022-07-16 thomas 		{ "max_repos",			MAX_REPOS },
 472 8a35f56c 2022-07-16 thomas 		{ "max_repos_display",		MAX_REPOS_DISPLAY },
 473 c24a47af 2022-08-11 thomas 		{ "on",				ON },
 474 8a35f56c 2022-07-16 thomas 		{ "port",			PORT },
 475 8a35f56c 2022-07-16 thomas 		{ "prefork",			PREFORK },
 476 8a35f56c 2022-07-16 thomas 		{ "repos_path",			REPOS_PATH },
 477 3991b2a5 2022-10-31 thomas 		{ "respect_exportok",		RESPECT_EXPORTOK },
 478 8a35f56c 2022-07-16 thomas 		{ "server",			SERVER },
 479 8a35f56c 2022-07-16 thomas 		{ "show_repo_age",		SHOW_REPO_AGE },
 480 8a35f56c 2022-07-16 thomas 		{ "show_repo_cloneurl",		SHOW_REPO_CLONEURL },
 481 8a35f56c 2022-07-16 thomas 		{ "show_repo_description",	SHOW_REPO_DESCRIPTION },
 482 8a35f56c 2022-07-16 thomas 		{ "show_repo_owner",		SHOW_REPO_OWNER },
 483 8a35f56c 2022-07-16 thomas 		{ "show_site_owner",		SHOW_SITE_OWNER },
 484 8a35f56c 2022-07-16 thomas 		{ "site_link",			SITE_LINK },
 485 8a35f56c 2022-07-16 thomas 		{ "site_name",			SITE_NAME },
 486 8a35f56c 2022-07-16 thomas 		{ "site_owner",			SITE_OWNER },
 487 bea82c4f 2023-01-06 thomas 		{ "socket",			SOCKET },
 488 8a35f56c 2022-07-16 thomas 		{ "unix_socket",		UNIX_SOCKET },
 489 8a35f56c 2022-07-16 thomas 		{ "unix_socket_name",		UNIX_SOCKET_NAME },
 490 8a35f56c 2022-07-16 thomas 	};
 491 8a35f56c 2022-07-16 thomas 	const struct keywords *p;
 492 8a35f56c 2022-07-16 thomas 
 493 8a35f56c 2022-07-16 thomas 	p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]),
 494 8a35f56c 2022-07-16 thomas 	    sizeof(keywords[0]), kw_cmp);
 495 8a35f56c 2022-07-16 thomas 
 496 8a35f56c 2022-07-16 thomas 	if (p)
 497 8a35f56c 2022-07-16 thomas 		return (p->k_val);
 498 8a35f56c 2022-07-16 thomas 	else
 499 8a35f56c 2022-07-16 thomas 		return (STRING);
 500 8a35f56c 2022-07-16 thomas }
 501 8a35f56c 2022-07-16 thomas 
 502 8a35f56c 2022-07-16 thomas #define MAXPUSHBACK	128
 503 8a35f56c 2022-07-16 thomas 
 504 8a35f56c 2022-07-16 thomas unsigned char *parsebuf;
 505 8a35f56c 2022-07-16 thomas int parseindex;
 506 8a35f56c 2022-07-16 thomas unsigned char pushback_buffer[MAXPUSHBACK];
 507 8a35f56c 2022-07-16 thomas int pushback_index = 0;
 508 8a35f56c 2022-07-16 thomas 
 509 8a35f56c 2022-07-16 thomas int
 510 8a35f56c 2022-07-16 thomas lgetc(int quotec)
 511 8a35f56c 2022-07-16 thomas {
 512 8a35f56c 2022-07-16 thomas 	int c, next;
 513 8a35f56c 2022-07-16 thomas 
 514 8a35f56c 2022-07-16 thomas 	if (parsebuf) {
 515 8a35f56c 2022-07-16 thomas 		/* Read character from the parsebuffer instead of input. */
 516 8a35f56c 2022-07-16 thomas 		if (parseindex >= 0) {
 517 8a35f56c 2022-07-16 thomas 			c = parsebuf[parseindex++];
 518 8a35f56c 2022-07-16 thomas 			if (c != '\0')
 519 8a35f56c 2022-07-16 thomas 				return (c);
 520 8a35f56c 2022-07-16 thomas 			parsebuf = NULL;
 521 8a35f56c 2022-07-16 thomas 		} else
 522 8a35f56c 2022-07-16 thomas 			parseindex++;
 523 8a35f56c 2022-07-16 thomas 	}
 524 8a35f56c 2022-07-16 thomas 
 525 8a35f56c 2022-07-16 thomas 	if (pushback_index)
 526 8a35f56c 2022-07-16 thomas 		return (pushback_buffer[--pushback_index]);
 527 8a35f56c 2022-07-16 thomas 
 528 8a35f56c 2022-07-16 thomas 	if (quotec) {
 529 8a35f56c 2022-07-16 thomas 		c = getc(file->stream);
 530 8a35f56c 2022-07-16 thomas 		if (c == EOF)
 531 8a35f56c 2022-07-16 thomas 			yyerror("reached end of file while parsing "
 532 8a35f56c 2022-07-16 thomas 			    "quoted string");
 533 8a35f56c 2022-07-16 thomas 		return (c);
 534 8a35f56c 2022-07-16 thomas 	}
 535 8a35f56c 2022-07-16 thomas 
 536 8a35f56c 2022-07-16 thomas 	c = getc(file->stream);
 537 8a35f56c 2022-07-16 thomas 	while (c == '\\') {
 538 8a35f56c 2022-07-16 thomas 		next = getc(file->stream);
 539 8a35f56c 2022-07-16 thomas 		if (next != '\n') {
 540 8a35f56c 2022-07-16 thomas 			c = next;
 541 8a35f56c 2022-07-16 thomas 			break;
 542 8a35f56c 2022-07-16 thomas 		}
 543 8a35f56c 2022-07-16 thomas 		yylval.lineno = file->lineno;
 544 8a35f56c 2022-07-16 thomas 		file->lineno++;
 545 8a35f56c 2022-07-16 thomas 		c = getc(file->stream);
 546 8a35f56c 2022-07-16 thomas 	}
 547 8a35f56c 2022-07-16 thomas 
 548 8a35f56c 2022-07-16 thomas 	return (c);
 549 8a35f56c 2022-07-16 thomas }
 550 8a35f56c 2022-07-16 thomas 
 551 8a35f56c 2022-07-16 thomas int
 552 8a35f56c 2022-07-16 thomas lungetc(int c)
 553 8a35f56c 2022-07-16 thomas {
 554 8a35f56c 2022-07-16 thomas 	if (c == EOF)
 555 8a35f56c 2022-07-16 thomas 		return (EOF);
 556 8a35f56c 2022-07-16 thomas 	if (parsebuf) {
 557 8a35f56c 2022-07-16 thomas 		parseindex--;
 558 8a35f56c 2022-07-16 thomas 		if (parseindex >= 0)
 559 8a35f56c 2022-07-16 thomas 			return (c);
 560 8a35f56c 2022-07-16 thomas 	}
 561 8a35f56c 2022-07-16 thomas 	if (pushback_index < MAXPUSHBACK-1)
 562 8a35f56c 2022-07-16 thomas 		return (pushback_buffer[pushback_index++] = c);
 563 8a35f56c 2022-07-16 thomas 	else
 564 8a35f56c 2022-07-16 thomas 		return (EOF);
 565 8a35f56c 2022-07-16 thomas }
 566 8a35f56c 2022-07-16 thomas 
 567 8a35f56c 2022-07-16 thomas int
 568 8a35f56c 2022-07-16 thomas findeol(void)
 569 8a35f56c 2022-07-16 thomas {
 570 8a35f56c 2022-07-16 thomas 	int c;
 571 8a35f56c 2022-07-16 thomas 
 572 8a35f56c 2022-07-16 thomas 	parsebuf = NULL;
 573 8a35f56c 2022-07-16 thomas 
 574 8a35f56c 2022-07-16 thomas 	/* Skip to either EOF or the first real EOL. */
 575 8a35f56c 2022-07-16 thomas 	while (1) {
 576 8a35f56c 2022-07-16 thomas 		if (pushback_index)
 577 8a35f56c 2022-07-16 thomas 			c = pushback_buffer[--pushback_index];
 578 8a35f56c 2022-07-16 thomas 		else
 579 8a35f56c 2022-07-16 thomas 			c = lgetc(0);
 580 8a35f56c 2022-07-16 thomas 		if (c == '\n') {
 581 8a35f56c 2022-07-16 thomas 			file->lineno++;
 582 8a35f56c 2022-07-16 thomas 			break;
 583 8a35f56c 2022-07-16 thomas 		}
 584 8a35f56c 2022-07-16 thomas 		if (c == EOF)
 585 8a35f56c 2022-07-16 thomas 			break;
 586 8a35f56c 2022-07-16 thomas 	}
 587 8a35f56c 2022-07-16 thomas 	return (ERROR);
 588 8a35f56c 2022-07-16 thomas }
 589 8a35f56c 2022-07-16 thomas 
 590 8a35f56c 2022-07-16 thomas int
 591 8a35f56c 2022-07-16 thomas yylex(void)
 592 8a35f56c 2022-07-16 thomas {
 593 8a35f56c 2022-07-16 thomas 	unsigned char buf[8096];
 594 8a35f56c 2022-07-16 thomas 	unsigned char *p, *val;
 595 8a35f56c 2022-07-16 thomas 	int quotec, next, c;
 596 8a35f56c 2022-07-16 thomas 	int token;
 597 8a35f56c 2022-07-16 thomas 
 598 8a35f56c 2022-07-16 thomas top:
 599 8a35f56c 2022-07-16 thomas 	p = buf;
 600 8a35f56c 2022-07-16 thomas 	c = lgetc(0);
 601 8a35f56c 2022-07-16 thomas 	while (c == ' ' || c == '\t')
 602 8a35f56c 2022-07-16 thomas 		c = lgetc(0); /* nothing */
 603 8a35f56c 2022-07-16 thomas 
 604 8a35f56c 2022-07-16 thomas 	yylval.lineno = file->lineno;
 605 8a35f56c 2022-07-16 thomas 	if (c == '#') {
 606 8a35f56c 2022-07-16 thomas 		c = lgetc(0);
 607 8a35f56c 2022-07-16 thomas 		while (c != '\n' && c != EOF)
 608 8a35f56c 2022-07-16 thomas 			c = lgetc(0); /* nothing */
 609 8a35f56c 2022-07-16 thomas 	}
 610 8a35f56c 2022-07-16 thomas 	if (c == '$' && parsebuf == NULL) {
 611 8a35f56c 2022-07-16 thomas 		while (1) {
 612 8a35f56c 2022-07-16 thomas 			c = lgetc(0);
 613 8a35f56c 2022-07-16 thomas 			if (c == EOF)
 614 8a35f56c 2022-07-16 thomas 				return (0);
 615 8a35f56c 2022-07-16 thomas 
 616 8a35f56c 2022-07-16 thomas 			if (p + 1 >= buf + sizeof(buf) - 1) {
 617 8a35f56c 2022-07-16 thomas 				yyerror("string too long");
 618 8a35f56c 2022-07-16 thomas 				return (findeol());
 619 8a35f56c 2022-07-16 thomas 			}
 620 8a35f56c 2022-07-16 thomas 			if (isalnum(c) || c == '_') {
 621 8a35f56c 2022-07-16 thomas 				*p++ = c;
 622 8a35f56c 2022-07-16 thomas 				continue;
 623 8a35f56c 2022-07-16 thomas 			}
 624 8a35f56c 2022-07-16 thomas 			*p = '\0';
 625 8a35f56c 2022-07-16 thomas 			lungetc(c);
 626 8a35f56c 2022-07-16 thomas 			break;
 627 8a35f56c 2022-07-16 thomas 		}
 628 8a35f56c 2022-07-16 thomas 		val = symget(buf);
 629 8a35f56c 2022-07-16 thomas 		if (val == NULL) {
 630 8a35f56c 2022-07-16 thomas 			yyerror("macro '%s' not defined", buf);
 631 8a35f56c 2022-07-16 thomas 			return (findeol());
 632 8a35f56c 2022-07-16 thomas 		}
 633 8a35f56c 2022-07-16 thomas 		parsebuf = val;
 634 8a35f56c 2022-07-16 thomas 		parseindex = 0;
 635 8a35f56c 2022-07-16 thomas 		goto top;
 636 8a35f56c 2022-07-16 thomas 	}
 637 8a35f56c 2022-07-16 thomas 
 638 8a35f56c 2022-07-16 thomas 	switch (c) {
 639 8a35f56c 2022-07-16 thomas 	case '\'':
 640 8a35f56c 2022-07-16 thomas 	case '"':
 641 8a35f56c 2022-07-16 thomas 		quotec = c;
 642 8a35f56c 2022-07-16 thomas 		while (1) {
 643 8a35f56c 2022-07-16 thomas 			c = lgetc(quotec);
 644 8a35f56c 2022-07-16 thomas 			if (c == EOF)
 645 8a35f56c 2022-07-16 thomas 				return (0);
 646 8a35f56c 2022-07-16 thomas 			if (c == '\n') {
 647 8a35f56c 2022-07-16 thomas 				file->lineno++;
 648 8a35f56c 2022-07-16 thomas 				continue;
 649 8a35f56c 2022-07-16 thomas 			} else if (c == '\\') {
 650 8a35f56c 2022-07-16 thomas 				next = lgetc(quotec);
 651 8a35f56c 2022-07-16 thomas 				if (next == EOF)
 652 8a35f56c 2022-07-16 thomas 					return (0);
 653 8a35f56c 2022-07-16 thomas 				if (next == quotec || c == ' ' || c == '\t')
 654 8a35f56c 2022-07-16 thomas 					c = next;
 655 8a35f56c 2022-07-16 thomas 				else if (next == '\n') {
 656 8a35f56c 2022-07-16 thomas 					file->lineno++;
 657 8a35f56c 2022-07-16 thomas 					continue;
 658 8a35f56c 2022-07-16 thomas 				} else
 659 8a35f56c 2022-07-16 thomas 					lungetc(next);
 660 8a35f56c 2022-07-16 thomas 			} else if (c == quotec) {
 661 8a35f56c 2022-07-16 thomas 				*p = '\0';
 662 8a35f56c 2022-07-16 thomas 				break;
 663 8a35f56c 2022-07-16 thomas 			} else if (c == '\0') {
 664 8a35f56c 2022-07-16 thomas 				yyerror("syntax error");
 665 8a35f56c 2022-07-16 thomas 				return (findeol());
 666 8a35f56c 2022-07-16 thomas 			}
 667 8a35f56c 2022-07-16 thomas 			if (p + 1 >= buf + sizeof(buf) - 1) {
 668 8a35f56c 2022-07-16 thomas 				yyerror("string too long");
 669 8a35f56c 2022-07-16 thomas 				return (findeol());
 670 8a35f56c 2022-07-16 thomas 			}
 671 8a35f56c 2022-07-16 thomas 			*p++ = c;
 672 8a35f56c 2022-07-16 thomas 		}
 673 8a35f56c 2022-07-16 thomas 		yylval.v.string = strdup(buf);
 674 8a35f56c 2022-07-16 thomas 		if (yylval.v.string == NULL)
 675 8a35f56c 2022-07-16 thomas 			err(1, "yylex: strdup");
 676 8a35f56c 2022-07-16 thomas 		return (STRING);
 677 8a35f56c 2022-07-16 thomas 	}
 678 8a35f56c 2022-07-16 thomas 
 679 8a35f56c 2022-07-16 thomas #define allowed_to_end_number(x) \
 680 8a35f56c 2022-07-16 thomas 	(isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=')
 681 8a35f56c 2022-07-16 thomas 
 682 8a35f56c 2022-07-16 thomas 	if (c == '-' || isdigit(c)) {
 683 8a35f56c 2022-07-16 thomas 		do {
 684 8a35f56c 2022-07-16 thomas 			*p++ = c;
 685 8a35f56c 2022-07-16 thomas 			if ((unsigned)(p-buf) >= sizeof(buf)) {
 686 8a35f56c 2022-07-16 thomas 				yyerror("string too long");
 687 8a35f56c 2022-07-16 thomas 				return (findeol());
 688 8a35f56c 2022-07-16 thomas 			}
 689 8a35f56c 2022-07-16 thomas 			c = lgetc(0);
 690 8a35f56c 2022-07-16 thomas 		} while (c != EOF && isdigit(c));
 691 8a35f56c 2022-07-16 thomas 		lungetc(c);
 692 8a35f56c 2022-07-16 thomas 		if (p == buf + 1 && buf[0] == '-')
 693 8a35f56c 2022-07-16 thomas 			goto nodigits;
 694 8a35f56c 2022-07-16 thomas 		if (c == EOF || allowed_to_end_number(c)) {
 695 8a35f56c 2022-07-16 thomas 			const char *errstr = NULL;
 696 8a35f56c 2022-07-16 thomas 
 697 8a35f56c 2022-07-16 thomas 			*p = '\0';
 698 8a35f56c 2022-07-16 thomas 			yylval.v.number = strtonum(buf, LLONG_MIN,
 699 8a35f56c 2022-07-16 thomas 			    LLONG_MAX, &errstr);
 700 8a35f56c 2022-07-16 thomas 			if (errstr) {
 701 8a35f56c 2022-07-16 thomas 				yyerror("\"%s\" invalid number: %s",
 702 8a35f56c 2022-07-16 thomas 				    buf, errstr);
 703 8a35f56c 2022-07-16 thomas 				return (findeol());
 704 8a35f56c 2022-07-16 thomas 			}
 705 8a35f56c 2022-07-16 thomas 			return (NUMBER);
 706 8a35f56c 2022-07-16 thomas 		} else {
 707 8a35f56c 2022-07-16 thomas nodigits:
 708 8a35f56c 2022-07-16 thomas 			while (p > buf + 1)
 709 8a35f56c 2022-07-16 thomas 				lungetc(*--p);
 710 8a35f56c 2022-07-16 thomas 			c = *--p;
 711 8a35f56c 2022-07-16 thomas 			if (c == '-')
 712 8a35f56c 2022-07-16 thomas 				return (c);
 713 8a35f56c 2022-07-16 thomas 		}
 714 8a35f56c 2022-07-16 thomas 	}
 715 8a35f56c 2022-07-16 thomas 
 716 8a35f56c 2022-07-16 thomas #define allowed_in_string(x) \
 717 8a35f56c 2022-07-16 thomas 	(isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \
 718 8a35f56c 2022-07-16 thomas 	x != '{' && x != '}' && \
 719 8a35f56c 2022-07-16 thomas 	x != '!' && x != '=' && x != '#' && \
 720 8a35f56c 2022-07-16 thomas 	x != ','))
 721 8a35f56c 2022-07-16 thomas 
 722 8a35f56c 2022-07-16 thomas 	if (isalnum(c) || c == ':' || c == '_') {
 723 8a35f56c 2022-07-16 thomas 		do {
 724 8a35f56c 2022-07-16 thomas 			*p++ = c;
 725 8a35f56c 2022-07-16 thomas 			if ((unsigned)(p-buf) >= sizeof(buf)) {
 726 8a35f56c 2022-07-16 thomas 				yyerror("string too long");
 727 8a35f56c 2022-07-16 thomas 				return (findeol());
 728 8a35f56c 2022-07-16 thomas 			}
 729 8a35f56c 2022-07-16 thomas 			c = lgetc(0);
 730 8a35f56c 2022-07-16 thomas 		} while (c != EOF && (allowed_in_string(c)));
 731 8a35f56c 2022-07-16 thomas 		lungetc(c);
 732 8a35f56c 2022-07-16 thomas 		*p = '\0';
 733 8a35f56c 2022-07-16 thomas 		token = lookup(buf);
 734 8a35f56c 2022-07-16 thomas 		if (token == STRING) {
 735 8a35f56c 2022-07-16 thomas 			yylval.v.string = strdup(buf);
 736 8a35f56c 2022-07-16 thomas 			if (yylval.v.string == NULL)
 737 8a35f56c 2022-07-16 thomas 				err(1, "yylex: strdup");
 738 8a35f56c 2022-07-16 thomas 		}
 739 8a35f56c 2022-07-16 thomas 		return (token);
 740 8a35f56c 2022-07-16 thomas 	}
 741 8a35f56c 2022-07-16 thomas 	if (c == '\n') {
 742 8a35f56c 2022-07-16 thomas 		yylval.lineno = file->lineno;
 743 8a35f56c 2022-07-16 thomas 		file->lineno++;
 744 8a35f56c 2022-07-16 thomas 	}
 745 8a35f56c 2022-07-16 thomas 	if (c == EOF)
 746 8a35f56c 2022-07-16 thomas 		return (0);
 747 8a35f56c 2022-07-16 thomas 	return (c);
 748 8a35f56c 2022-07-16 thomas }
 749 8a35f56c 2022-07-16 thomas 
 750 8a35f56c 2022-07-16 thomas int
 751 8a35f56c 2022-07-16 thomas check_file_secrecy(int fd, const char *fname)
 752 8a35f56c 2022-07-16 thomas {
 753 8a35f56c 2022-07-16 thomas 	struct stat st;
 754 8a35f56c 2022-07-16 thomas 
 755 8a35f56c 2022-07-16 thomas 	if (fstat(fd, &st)) {
 756 8a35f56c 2022-07-16 thomas 		log_warn("cannot stat %s", fname);
 757 8a35f56c 2022-07-16 thomas 		return (-1);
 758 8a35f56c 2022-07-16 thomas 	}
 759 8a35f56c 2022-07-16 thomas 	if (st.st_uid != 0 && st.st_uid != getuid()) {
 760 8a35f56c 2022-07-16 thomas 		log_warnx("%s: owner not root or current user", fname);
 761 8a35f56c 2022-07-16 thomas 		return (-1);
 762 8a35f56c 2022-07-16 thomas 	}
 763 8a35f56c 2022-07-16 thomas 	if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) {
 764 8a35f56c 2022-07-16 thomas 		log_warnx("%s: group writable or world read/writable", fname);
 765 8a35f56c 2022-07-16 thomas 		return (-1);
 766 8a35f56c 2022-07-16 thomas 	}
 767 8a35f56c 2022-07-16 thomas 	return (0);
 768 8a35f56c 2022-07-16 thomas }
 769 8a35f56c 2022-07-16 thomas 
 770 8a35f56c 2022-07-16 thomas struct file *
 771 8a35f56c 2022-07-16 thomas newfile(const char *name, int secret)
 772 8a35f56c 2022-07-16 thomas {
 773 8a35f56c 2022-07-16 thomas 	struct file *nfile;
 774 8a35f56c 2022-07-16 thomas 
 775 8a35f56c 2022-07-16 thomas 	nfile = calloc(1, sizeof(struct file));
 776 8a35f56c 2022-07-16 thomas 	if (nfile == NULL) {
 777 8a35f56c 2022-07-16 thomas 		log_warn("calloc");
 778 8a35f56c 2022-07-16 thomas 		return (NULL);
 779 8a35f56c 2022-07-16 thomas 	}
 780 8a35f56c 2022-07-16 thomas 	nfile->name = strdup(name);
 781 8a35f56c 2022-07-16 thomas 	if (nfile->name == NULL) {
 782 8a35f56c 2022-07-16 thomas 		log_warn("strdup");
 783 8a35f56c 2022-07-16 thomas 		free(nfile);
 784 8a35f56c 2022-07-16 thomas 		return (NULL);
 785 8a35f56c 2022-07-16 thomas 	}
 786 8a35f56c 2022-07-16 thomas 	nfile->stream = fopen(nfile->name, "r");
 787 8a35f56c 2022-07-16 thomas 	if (nfile->stream == NULL) {
 788 8a35f56c 2022-07-16 thomas 		/* no warning, we don't require a conf file */
 789 8a35f56c 2022-07-16 thomas 		free(nfile->name);
 790 8a35f56c 2022-07-16 thomas 		free(nfile);
 791 8a35f56c 2022-07-16 thomas 		return (NULL);
 792 8a35f56c 2022-07-16 thomas 	} else if (secret &&
 793 8a35f56c 2022-07-16 thomas 	    check_file_secrecy(fileno(nfile->stream), nfile->name)) {
 794 8a35f56c 2022-07-16 thomas 		fclose(nfile->stream);
 795 8a35f56c 2022-07-16 thomas 		free(nfile->name);
 796 8a35f56c 2022-07-16 thomas 		free(nfile);
 797 8a35f56c 2022-07-16 thomas 		return (NULL);
 798 8a35f56c 2022-07-16 thomas 	}
 799 8a35f56c 2022-07-16 thomas 	nfile->lineno = 1;
 800 8a35f56c 2022-07-16 thomas 	return (nfile);
 801 8a35f56c 2022-07-16 thomas }
 802 8a35f56c 2022-07-16 thomas 
 803 8a35f56c 2022-07-16 thomas static void
 804 8a35f56c 2022-07-16 thomas closefile(struct file *xfile)
 805 8a35f56c 2022-07-16 thomas {
 806 8a35f56c 2022-07-16 thomas 	fclose(xfile->stream);
 807 8a35f56c 2022-07-16 thomas 	free(xfile->name);
 808 8a35f56c 2022-07-16 thomas 	free(xfile);
 809 8a35f56c 2022-07-16 thomas }
 810 8a35f56c 2022-07-16 thomas 
 811 9f849004 2022-08-06 thomas static void
 812 9f849004 2022-08-06 thomas add_default_server(void)
 813 9f849004 2022-08-06 thomas {
 814 9f849004 2022-08-06 thomas 	new_srv = conf_new_server(D_SITENAME);
 815 9f849004 2022-08-06 thomas 	log_debug("%s: adding default server %s", __func__, D_SITENAME);
 816 9f849004 2022-08-06 thomas }
 817 9f849004 2022-08-06 thomas 
 818 8a35f56c 2022-07-16 thomas int
 819 8a35f56c 2022-07-16 thomas parse_config(const char *filename, struct gotwebd *env)
 820 8a35f56c 2022-07-16 thomas {
 821 8a35f56c 2022-07-16 thomas 	struct sym *sym, *next;
 822 8a35f56c 2022-07-16 thomas 
 823 8a35f56c 2022-07-16 thomas 	if (config_init(env) == -1)
 824 8a35f56c 2022-07-16 thomas 		fatalx("failed to initialize configuration");
 825 8a35f56c 2022-07-16 thomas 
 826 8a35f56c 2022-07-16 thomas 	gotwebd = env;
 827 9f849004 2022-08-06 thomas 
 828 9f849004 2022-08-06 thomas 	file = newfile(filename, 0);
 829 9f849004 2022-08-06 thomas 	if (file == NULL) {
 830 9f849004 2022-08-06 thomas 		add_default_server();
 831 9f849004 2022-08-06 thomas 		sockets_parse_sockets(env);
 832 9f849004 2022-08-06 thomas 		/* just return, as we don't require a conf file */
 833 9f849004 2022-08-06 thomas 		return (0);
 834 9f849004 2022-08-06 thomas 	}
 835 8a35f56c 2022-07-16 thomas 
 836 8a35f56c 2022-07-16 thomas 	yyparse();
 837 8a35f56c 2022-07-16 thomas 	errors = file->errors;
 838 8a35f56c 2022-07-16 thomas 	closefile(file);
 839 8a35f56c 2022-07-16 thomas 
 840 8a35f56c 2022-07-16 thomas 	/* Free macros and check which have not been used. */
 841 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) {
 842 8a35f56c 2022-07-16 thomas 		if ((gotwebd->gotwebd_verbose > 1) && !sym->used)
 843 8a35f56c 2022-07-16 thomas 			fprintf(stderr, "warning: macro '%s' not used\n",
 844 8a35f56c 2022-07-16 thomas 			    sym->nam);
 845 8a35f56c 2022-07-16 thomas 		if (!sym->persist) {
 846 8a35f56c 2022-07-16 thomas 			free(sym->nam);
 847 8a35f56c 2022-07-16 thomas 			free(sym->val);
 848 8a35f56c 2022-07-16 thomas 			TAILQ_REMOVE(&symhead, sym, entry);
 849 8a35f56c 2022-07-16 thomas 			free(sym);
 850 8a35f56c 2022-07-16 thomas 		}
 851 8a35f56c 2022-07-16 thomas 	}
 852 8a35f56c 2022-07-16 thomas 
 853 8a35f56c 2022-07-16 thomas 	if (errors)
 854 8a35f56c 2022-07-16 thomas 		return (-1);
 855 8a35f56c 2022-07-16 thomas 
 856 8a35f56c 2022-07-16 thomas 	/* just add default server if no config specified */
 857 9f849004 2022-08-06 thomas 	if (gotwebd->server_cnt == 0)
 858 9f849004 2022-08-06 thomas 		add_default_server();
 859 8a35f56c 2022-07-16 thomas 
 860 8a35f56c 2022-07-16 thomas 	/* setup our listening sockets */
 861 8a35f56c 2022-07-16 thomas 	sockets_parse_sockets(env);
 862 8a35f56c 2022-07-16 thomas 
 863 8a35f56c 2022-07-16 thomas 	return (0);
 864 8a35f56c 2022-07-16 thomas }
 865 8a35f56c 2022-07-16 thomas 
 866 8a35f56c 2022-07-16 thomas struct server *
 867 8a35f56c 2022-07-16 thomas conf_new_server(const char *name)
 868 8a35f56c 2022-07-16 thomas {
 869 8a35f56c 2022-07-16 thomas 	struct server *srv = NULL;
 870 8a35f56c 2022-07-16 thomas 
 871 8a35f56c 2022-07-16 thomas 	srv = calloc(1, sizeof(*srv));
 872 8a35f56c 2022-07-16 thomas 	if (srv == NULL)
 873 8a35f56c 2022-07-16 thomas 		fatalx("%s: calloc", __func__);
 874 8a35f56c 2022-07-16 thomas 
 875 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->name, name, sizeof(srv->name));
 876 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->name))
 877 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 878 8a35f56c 2022-07-16 thomas 	n = snprintf(srv->unix_socket_name,
 879 8a35f56c 2022-07-16 thomas 	    sizeof(srv->unix_socket_name), "%s%s", D_HTTPD_CHROOT,
 880 8a35f56c 2022-07-16 thomas 	    D_UNIX_SOCKET);
 881 717a78d4 2022-08-16 thomas 	if (n < 0 || (size_t)n >= sizeof(srv->unix_socket_name))
 882 8a35f56c 2022-07-16 thomas 		fatalx("%s: snprintf", __func__);
 883 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->repos_path, D_GOTPATH,
 884 8a35f56c 2022-07-16 thomas 	    sizeof(srv->repos_path));
 885 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->repos_path))
 886 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 887 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->site_name, D_SITENAME,
 888 8a35f56c 2022-07-16 thomas 	    sizeof(srv->site_name));
 889 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->site_name))
 890 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 891 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->site_owner, D_SITEOWNER,
 892 8a35f56c 2022-07-16 thomas 	    sizeof(srv->site_owner));
 893 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->site_owner))
 894 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 895 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->site_link, D_SITELINK,
 896 8a35f56c 2022-07-16 thomas 	    sizeof(srv->site_link));
 897 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->site_link))
 898 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 899 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->logo, D_GOTLOGO,
 900 8a35f56c 2022-07-16 thomas 	    sizeof(srv->logo));
 901 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->logo))
 902 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 903 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->logo_url, D_GOTURL, sizeof(srv->logo_url));
 904 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->logo_url))
 905 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 906 8a35f56c 2022-07-16 thomas 	n = strlcpy(srv->custom_css, D_GOTWEBCSS, sizeof(srv->custom_css));
 907 8a35f56c 2022-07-16 thomas 	if (n >= sizeof(srv->custom_css))
 908 8a35f56c 2022-07-16 thomas 		fatalx("%s: strlcpy", __func__);
 909 8a35f56c 2022-07-16 thomas 
 910 8a35f56c 2022-07-16 thomas 	srv->show_site_owner = D_SHOWSOWNER;
 911 8a35f56c 2022-07-16 thomas 	srv->show_repo_owner = D_SHOWROWNER;
 912 8a35f56c 2022-07-16 thomas 	srv->show_repo_age = D_SHOWAGE;
 913 8a35f56c 2022-07-16 thomas 	srv->show_repo_description = D_SHOWDESC;
 914 8a35f56c 2022-07-16 thomas 	srv->show_repo_cloneurl = D_SHOWURL;
 915 3991b2a5 2022-10-31 thomas 	srv->respect_exportok = D_RESPECTEXPORTOK;
 916 8a35f56c 2022-07-16 thomas 
 917 8a35f56c 2022-07-16 thomas 	srv->max_repos_display = D_MAXREPODISP;
 918 8a35f56c 2022-07-16 thomas 	srv->max_commits_display = D_MAXCOMMITDISP;
 919 8a35f56c 2022-07-16 thomas 	srv->max_repos = D_MAXREPO;
 920 8a35f56c 2022-07-16 thomas 
 921 8a35f56c 2022-07-16 thomas 	srv->unix_socket = 1;
 922 e4317279 2022-08-30 thomas 	srv->fcgi_socket = 0;
 923 8a35f56c 2022-07-16 thomas 
 924 62f85214 2022-08-16 thomas 	TAILQ_INIT(&srv->al);
 925 90d63d47 2022-08-16 thomas 	TAILQ_INSERT_TAIL(&gotwebd->servers, srv, entry);
 926 8a35f56c 2022-07-16 thomas 	gotwebd->server_cnt++;
 927 8a35f56c 2022-07-16 thomas 
 928 8a35f56c 2022-07-16 thomas 	return srv;
 929 8a35f56c 2022-07-16 thomas };
 930 8a35f56c 2022-07-16 thomas 
 931 8a35f56c 2022-07-16 thomas int
 932 8a35f56c 2022-07-16 thomas symset(const char *nam, const char *val, int persist)
 933 8a35f56c 2022-07-16 thomas {
 934 8a35f56c 2022-07-16 thomas 	struct sym *sym;
 935 8a35f56c 2022-07-16 thomas 
 936 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH(sym, &symhead, entry) {
 937 8a35f56c 2022-07-16 thomas 		if (strcmp(nam, sym->nam) == 0)
 938 8a35f56c 2022-07-16 thomas 			break;
 939 8a35f56c 2022-07-16 thomas 	}
 940 8a35f56c 2022-07-16 thomas 
 941 8a35f56c 2022-07-16 thomas 	if (sym != NULL) {
 942 8a35f56c 2022-07-16 thomas 		if (sym->persist == 1)
 943 8a35f56c 2022-07-16 thomas 			return (0);
 944 8a35f56c 2022-07-16 thomas 		else {
 945 8a35f56c 2022-07-16 thomas 			free(sym->nam);
 946 8a35f56c 2022-07-16 thomas 			free(sym->val);
 947 8a35f56c 2022-07-16 thomas 			TAILQ_REMOVE(&symhead, sym, entry);
 948 8a35f56c 2022-07-16 thomas 			free(sym);
 949 8a35f56c 2022-07-16 thomas 		}
 950 8a35f56c 2022-07-16 thomas 	}
 951 8a35f56c 2022-07-16 thomas 	sym = calloc(1, sizeof(*sym));
 952 8a35f56c 2022-07-16 thomas 	if (sym == NULL)
 953 8a35f56c 2022-07-16 thomas 		return (-1);
 954 8a35f56c 2022-07-16 thomas 
 955 8a35f56c 2022-07-16 thomas 	sym->nam = strdup(nam);
 956 8a35f56c 2022-07-16 thomas 	if (sym->nam == NULL) {
 957 8a35f56c 2022-07-16 thomas 		free(sym);
 958 8a35f56c 2022-07-16 thomas 		return (-1);
 959 8a35f56c 2022-07-16 thomas 	}
 960 8a35f56c 2022-07-16 thomas 	sym->val = strdup(val);
 961 8a35f56c 2022-07-16 thomas 	if (sym->val == NULL) {
 962 8a35f56c 2022-07-16 thomas 		free(sym->nam);
 963 8a35f56c 2022-07-16 thomas 		free(sym);
 964 8a35f56c 2022-07-16 thomas 		return (-1);
 965 8a35f56c 2022-07-16 thomas 	}
 966 8a35f56c 2022-07-16 thomas 	sym->used = 0;
 967 8a35f56c 2022-07-16 thomas 	sym->persist = persist;
 968 8a35f56c 2022-07-16 thomas 	TAILQ_INSERT_TAIL(&symhead, sym, entry);
 969 8a35f56c 2022-07-16 thomas 	return (0);
 970 8a35f56c 2022-07-16 thomas }
 971 8a35f56c 2022-07-16 thomas 
 972 8a35f56c 2022-07-16 thomas int
 973 8a35f56c 2022-07-16 thomas cmdline_symset(char *s)
 974 8a35f56c 2022-07-16 thomas {
 975 8a35f56c 2022-07-16 thomas 	char *sym, *val;
 976 8a35f56c 2022-07-16 thomas 	int ret;
 977 8a35f56c 2022-07-16 thomas 
 978 8a35f56c 2022-07-16 thomas 	val = strrchr(s, '=');
 979 8a35f56c 2022-07-16 thomas 	if (val == NULL)
 980 8a35f56c 2022-07-16 thomas 		return (-1);
 981 8a35f56c 2022-07-16 thomas 
 982 43be1edb 2022-09-05 thomas 	sym = strndup(s, val - s);
 983 8a35f56c 2022-07-16 thomas 	if (sym == NULL)
 984 43be1edb 2022-09-05 thomas 		fatal("%s: strndup", __func__);
 985 8a35f56c 2022-07-16 thomas 
 986 8a35f56c 2022-07-16 thomas 	ret = symset(sym, val + 1, 1);
 987 8a35f56c 2022-07-16 thomas 	free(sym);
 988 8a35f56c 2022-07-16 thomas 
 989 8a35f56c 2022-07-16 thomas 	return (ret);
 990 8a35f56c 2022-07-16 thomas }
 991 8a35f56c 2022-07-16 thomas 
 992 8a35f56c 2022-07-16 thomas char *
 993 8a35f56c 2022-07-16 thomas symget(const char *nam)
 994 8a35f56c 2022-07-16 thomas {
 995 8a35f56c 2022-07-16 thomas 	struct sym *sym;
 996 8a35f56c 2022-07-16 thomas 
 997 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH(sym, &symhead, entry) {
 998 8a35f56c 2022-07-16 thomas 		if (strcmp(nam, sym->nam) == 0) {
 999 8a35f56c 2022-07-16 thomas 			sym->used = 1;
1000 8a35f56c 2022-07-16 thomas 			return (sym->val);
1001 8a35f56c 2022-07-16 thomas 		}
1002 8a35f56c 2022-07-16 thomas 	}
1003 8a35f56c 2022-07-16 thomas 	return (NULL);
1004 8a35f56c 2022-07-16 thomas }
1005 8a35f56c 2022-07-16 thomas 
1006 8a35f56c 2022-07-16 thomas int
1007 8a35f56c 2022-07-16 thomas getservice(const char *n)
1008 8a35f56c 2022-07-16 thomas {
1009 8a35f56c 2022-07-16 thomas 	struct servent *s;
1010 8a35f56c 2022-07-16 thomas 	const char *errstr;
1011 8a35f56c 2022-07-16 thomas 	long long llval;
1012 8a35f56c 2022-07-16 thomas 
1013 8a35f56c 2022-07-16 thomas 	llval = strtonum(n, 0, UINT16_MAX, &errstr);
1014 8a35f56c 2022-07-16 thomas 	if (errstr) {
1015 8a35f56c 2022-07-16 thomas 		s = getservbyname(n, "tcp");
1016 8a35f56c 2022-07-16 thomas 		if (s == NULL)
1017 8a35f56c 2022-07-16 thomas 			s = getservbyname(n, "udp");
1018 8a35f56c 2022-07-16 thomas 		if (s == NULL)
1019 8a35f56c 2022-07-16 thomas 			return (-1);
1020 c19738c9 2022-08-27 thomas 		return ntohs(s->s_port);
1021 8a35f56c 2022-07-16 thomas 	}
1022 8a35f56c 2022-07-16 thomas 
1023 c19738c9 2022-08-27 thomas 	return (unsigned short)llval;
1024 8a35f56c 2022-07-16 thomas }
1025 8a35f56c 2022-07-16 thomas 
1026 8a35f56c 2022-07-16 thomas int
1027 bccb4ec2 2023-06-01 thomas host(const char *s, struct server *new_srv, int max,
1028 8a35f56c 2022-07-16 thomas     in_port_t port, const char *ifname, int ipproto)
1029 8a35f56c 2022-07-16 thomas {
1030 8a35f56c 2022-07-16 thomas 	struct addrinfo hints, *res0, *res;
1031 8a35f56c 2022-07-16 thomas 	int error, cnt = 0;
1032 8a35f56c 2022-07-16 thomas 	struct sockaddr_in *sain;
1033 8a35f56c 2022-07-16 thomas 	struct sockaddr_in6 *sin6;
1034 8a35f56c 2022-07-16 thomas 	struct address *h;
1035 8a35f56c 2022-07-16 thomas 
1036 e4c7e0b0 2022-08-30 thomas 	if ((cnt = host_if(s, new_srv, max, port, ifname, ipproto)) != 0)
1037 8a35f56c 2022-07-16 thomas 		return (cnt);
1038 8a35f56c 2022-07-16 thomas 
1039 8a35f56c 2022-07-16 thomas 	memset(&hints, 0, sizeof(hints));
1040 fb0cb708 2023-06-01 thomas 	hints.ai_family = AF_UNSPEC;
1041 fb0cb708 2023-06-01 thomas 	hints.ai_socktype = SOCK_STREAM; /* DUMMY */
1042 8a35f56c 2022-07-16 thomas 	hints.ai_flags = AI_ADDRCONFIG;
1043 8a35f56c 2022-07-16 thomas 	error = getaddrinfo(s, NULL, &hints, &res0);
1044 8a35f56c 2022-07-16 thomas 	if (error == EAI_AGAIN || error == EAI_NODATA || error == EAI_NONAME)
1045 8a35f56c 2022-07-16 thomas 		return (0);
1046 8a35f56c 2022-07-16 thomas 	if (error) {
1047 8a35f56c 2022-07-16 thomas 		log_warnx("%s: could not parse \"%s\": %s", __func__, s,
1048 8a35f56c 2022-07-16 thomas 		    gai_strerror(error));
1049 8a35f56c 2022-07-16 thomas 		return (-1);
1050 8a35f56c 2022-07-16 thomas 	}
1051 8a35f56c 2022-07-16 thomas 
1052 8a35f56c 2022-07-16 thomas 	for (res = res0; res && cnt < max; res = res->ai_next) {
1053 8a35f56c 2022-07-16 thomas 		if (res->ai_family != AF_INET &&
1054 8a35f56c 2022-07-16 thomas 		    res->ai_family != AF_INET6)
1055 8a35f56c 2022-07-16 thomas 			continue;
1056 8a35f56c 2022-07-16 thomas 		if ((h = calloc(1, sizeof(*h))) == NULL)
1057 8a35f56c 2022-07-16 thomas 			fatal(__func__);
1058 8a35f56c 2022-07-16 thomas 
1059 8a35f56c 2022-07-16 thomas 		if (port)
1060 8a35f56c 2022-07-16 thomas 			h->port = port;
1061 8a35f56c 2022-07-16 thomas 		if (ifname != NULL) {
1062 8a35f56c 2022-07-16 thomas 			if (strlcpy(h->ifname, ifname, sizeof(h->ifname)) >=
1063 8a35f56c 2022-07-16 thomas 			    sizeof(h->ifname)) {
1064 8a35f56c 2022-07-16 thomas 				log_warnx("%s: interface name truncated",
1065 8a35f56c 2022-07-16 thomas 				    __func__);
1066 8a35f56c 2022-07-16 thomas 				freeaddrinfo(res0);
1067 8a35f56c 2022-07-16 thomas 				free(h);
1068 8a35f56c 2022-07-16 thomas 				return (-1);
1069 8a35f56c 2022-07-16 thomas 			}
1070 8a35f56c 2022-07-16 thomas 		}
1071 8a35f56c 2022-07-16 thomas 		if (ipproto != -1)
1072 8a35f56c 2022-07-16 thomas 			h->ipproto = ipproto;
1073 8a35f56c 2022-07-16 thomas 		h->ss.ss_family = res->ai_family;
1074 8a35f56c 2022-07-16 thomas 
1075 8a35f56c 2022-07-16 thomas 		if (res->ai_family == AF_INET) {
1076 cdbe1d7d 2022-08-06 thomas 			struct sockaddr_in *ra;
1077 8a35f56c 2022-07-16 thomas 			sain = (struct sockaddr_in *)&h->ss;
1078 cdbe1d7d 2022-08-06 thomas 			ra = (struct sockaddr_in *)res->ai_addr;
1079 cdbe1d7d 2022-08-06 thomas 			got_sockaddr_inet_init(sain, &ra->sin_addr);
1080 8a35f56c 2022-07-16 thomas 		} else {
1081 cdbe1d7d 2022-08-06 thomas 			struct sockaddr_in6 *ra;
1082 8a35f56c 2022-07-16 thomas 			sin6 = (struct sockaddr_in6 *)&h->ss;
1083 cdbe1d7d 2022-08-06 thomas 			ra = (struct sockaddr_in6 *)res->ai_addr;
1084 cdbe1d7d 2022-08-06 thomas 			got_sockaddr_inet6_init(sin6, &ra->sin6_addr, 0);
1085 8a35f56c 2022-07-16 thomas 		}
1086 8a35f56c 2022-07-16 thomas 
1087 e4c7e0b0 2022-08-30 thomas 		if (add_addr(new_srv, h))
1088 e4c7e0b0 2022-08-30 thomas 			return -1;
1089 8a35f56c 2022-07-16 thomas 		cnt++;
1090 8a35f56c 2022-07-16 thomas 	}
1091 8a35f56c 2022-07-16 thomas 	if (cnt == max && res) {
1092 8a35f56c 2022-07-16 thomas 		log_warnx("%s: %s resolves to more than %d hosts", __func__,
1093 8a35f56c 2022-07-16 thomas 		    s, max);
1094 8a35f56c 2022-07-16 thomas 	}
1095 8a35f56c 2022-07-16 thomas 	freeaddrinfo(res0);
1096 8a35f56c 2022-07-16 thomas 	return (cnt);
1097 8a35f56c 2022-07-16 thomas }
1098 8a35f56c 2022-07-16 thomas 
1099 8a35f56c 2022-07-16 thomas int
1100 e4c7e0b0 2022-08-30 thomas host_if(const char *s, struct server *new_srv, int max,
1101 8a35f56c 2022-07-16 thomas     in_port_t port, const char *ifname, int ipproto)
1102 8a35f56c 2022-07-16 thomas {
1103 8a35f56c 2022-07-16 thomas 	struct ifaddrs *ifap, *p;
1104 8a35f56c 2022-07-16 thomas 	struct sockaddr_in *sain;
1105 8a35f56c 2022-07-16 thomas 	struct sockaddr_in6 *sin6;
1106 8a35f56c 2022-07-16 thomas 	struct address *h;
1107 8a35f56c 2022-07-16 thomas 	int cnt = 0, af;
1108 8a35f56c 2022-07-16 thomas 
1109 8a35f56c 2022-07-16 thomas 	if (getifaddrs(&ifap) == -1)
1110 8a35f56c 2022-07-16 thomas 		fatal("getifaddrs");
1111 8a35f56c 2022-07-16 thomas 
1112 8a35f56c 2022-07-16 thomas 	/* First search for IPv4 addresses */
1113 8a35f56c 2022-07-16 thomas 	af = AF_INET;
1114 8a35f56c 2022-07-16 thomas 
1115 8a35f56c 2022-07-16 thomas  nextaf:
1116 8a35f56c 2022-07-16 thomas 	for (p = ifap; p != NULL && cnt < max; p = p->ifa_next) {
1117 8a35f56c 2022-07-16 thomas 		if (p->ifa_addr == NULL ||
1118 8a35f56c 2022-07-16 thomas 		    p->ifa_addr->sa_family != af ||
1119 8a35f56c 2022-07-16 thomas 		    (strcmp(s, p->ifa_name) != 0 &&
1120 8a35f56c 2022-07-16 thomas 		    !is_if_in_group(p->ifa_name, s)))
1121 8a35f56c 2022-07-16 thomas 			continue;
1122 8a35f56c 2022-07-16 thomas 		if ((h = calloc(1, sizeof(*h))) == NULL)
1123 8a35f56c 2022-07-16 thomas 			fatal("calloc");
1124 8a35f56c 2022-07-16 thomas 
1125 8a35f56c 2022-07-16 thomas 		if (port)
1126 8a35f56c 2022-07-16 thomas 			h->port = port;
1127 8a35f56c 2022-07-16 thomas 		if (ifname != NULL) {
1128 8a35f56c 2022-07-16 thomas 			if (strlcpy(h->ifname, ifname, sizeof(h->ifname)) >=
1129 8a35f56c 2022-07-16 thomas 			    sizeof(h->ifname)) {
1130 8a35f56c 2022-07-16 thomas 				log_warnx("%s: interface name truncated",
1131 8a35f56c 2022-07-16 thomas 				    __func__);
1132 8a35f56c 2022-07-16 thomas 				free(h);
1133 8a35f56c 2022-07-16 thomas 				freeifaddrs(ifap);
1134 8a35f56c 2022-07-16 thomas 				return (-1);
1135 8a35f56c 2022-07-16 thomas 			}
1136 8a35f56c 2022-07-16 thomas 		}
1137 8a35f56c 2022-07-16 thomas 		if (ipproto != -1)
1138 8a35f56c 2022-07-16 thomas 			h->ipproto = ipproto;
1139 8a35f56c 2022-07-16 thomas 		h->ss.ss_family = af;
1140 8a35f56c 2022-07-16 thomas 
1141 8a35f56c 2022-07-16 thomas 		if (af == AF_INET) {
1142 cdbe1d7d 2022-08-06 thomas 			struct sockaddr_in *ra;
1143 8a35f56c 2022-07-16 thomas 			sain = (struct sockaddr_in *)&h->ss;
1144 cdbe1d7d 2022-08-06 thomas 			ra = (struct sockaddr_in *)p->ifa_addr;
1145 cdbe1d7d 2022-08-06 thomas 			got_sockaddr_inet_init(sain, &ra->sin_addr);
1146 8a35f56c 2022-07-16 thomas 		} else {
1147 cdbe1d7d 2022-08-06 thomas 			struct sockaddr_in6 *ra;
1148 8a35f56c 2022-07-16 thomas 			sin6 = (struct sockaddr_in6 *)&h->ss;
1149 cdbe1d7d 2022-08-06 thomas 			ra = (struct sockaddr_in6 *)p->ifa_addr;
1150 cdbe1d7d 2022-08-06 thomas 			got_sockaddr_inet6_init(sin6, &ra->sin6_addr,
1151 cdbe1d7d 2022-08-06 thomas 			    ra->sin6_scope_id);
1152 8a35f56c 2022-07-16 thomas 		}
1153 8a35f56c 2022-07-16 thomas 
1154 e4c7e0b0 2022-08-30 thomas 		if (add_addr(new_srv, h))
1155 e4c7e0b0 2022-08-30 thomas 			return -1;
1156 8a35f56c 2022-07-16 thomas 		cnt++;
1157 8a35f56c 2022-07-16 thomas 	}
1158 8a35f56c 2022-07-16 thomas 	if (af == AF_INET) {
1159 8a35f56c 2022-07-16 thomas 		/* Next search for IPv6 addresses */
1160 8a35f56c 2022-07-16 thomas 		af = AF_INET6;
1161 8a35f56c 2022-07-16 thomas 		goto nextaf;
1162 8a35f56c 2022-07-16 thomas 	}
1163 8a35f56c 2022-07-16 thomas 
1164 8a35f56c 2022-07-16 thomas 	if (cnt > max) {
1165 8a35f56c 2022-07-16 thomas 		log_warnx("%s: %s resolves to more than %d hosts", __func__,
1166 8a35f56c 2022-07-16 thomas 		    s, max);
1167 8a35f56c 2022-07-16 thomas 	}
1168 8a35f56c 2022-07-16 thomas 	freeifaddrs(ifap);
1169 8a35f56c 2022-07-16 thomas 	return (cnt);
1170 8a35f56c 2022-07-16 thomas }
1171 8a35f56c 2022-07-16 thomas 
1172 8a35f56c 2022-07-16 thomas int
1173 8a35f56c 2022-07-16 thomas is_if_in_group(const char *ifname, const char *groupname)
1174 8a35f56c 2022-07-16 thomas {
1175 ff36aeea 2022-07-16 thomas /* TA: Check this... */
1176 ff36aeea 2022-07-16 thomas #ifdef HAVE_STRUCT_IFGROUPREQ
1177 8a35f56c 2022-07-16 thomas 	unsigned int len;
1178 8a35f56c 2022-07-16 thomas 	struct ifgroupreq ifgr;
1179 8a35f56c 2022-07-16 thomas 	struct ifg_req *ifg;
1180 8a35f56c 2022-07-16 thomas 	int s;
1181 8a35f56c 2022-07-16 thomas 	int ret = 0;
1182 8a35f56c 2022-07-16 thomas 
1183 8a35f56c 2022-07-16 thomas 	if ((s = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
1184 8a35f56c 2022-07-16 thomas 		err(1, "socket");
1185 8a35f56c 2022-07-16 thomas 
1186 8a35f56c 2022-07-16 thomas 	memset(&ifgr, 0, sizeof(ifgr));
1187 8a35f56c 2022-07-16 thomas 	if (strlcpy(ifgr.ifgr_name, ifname, IFNAMSIZ) >= IFNAMSIZ)
1188 8a35f56c 2022-07-16 thomas 		err(1, "IFNAMSIZ");
1189 8a35f56c 2022-07-16 thomas 	if (ioctl(s, SIOCGIFGROUP, (caddr_t)&ifgr) == -1) {
1190 8a35f56c 2022-07-16 thomas 		if (errno == EINVAL || errno == ENOTTY)
1191 8a35f56c 2022-07-16 thomas 			goto end;
1192 8a35f56c 2022-07-16 thomas 		err(1, "SIOCGIFGROUP");
1193 8a35f56c 2022-07-16 thomas 	}
1194 8a35f56c 2022-07-16 thomas 
1195 8a35f56c 2022-07-16 thomas 	len = ifgr.ifgr_len;
1196 8a35f56c 2022-07-16 thomas 	ifgr.ifgr_groups = calloc(len / sizeof(struct ifg_req),
1197 8a35f56c 2022-07-16 thomas 	    sizeof(struct ifg_req));
1198 8a35f56c 2022-07-16 thomas 	if (ifgr.ifgr_groups == NULL)
1199 8a35f56c 2022-07-16 thomas 		err(1, "getifgroups");
1200 8a35f56c 2022-07-16 thomas 	if (ioctl(s, SIOCGIFGROUP, (caddr_t)&ifgr) == -1)
1201 8a35f56c 2022-07-16 thomas 		err(1, "SIOCGIFGROUP");
1202 8a35f56c 2022-07-16 thomas 
1203 8a35f56c 2022-07-16 thomas 	ifg = ifgr.ifgr_groups;
1204 8a35f56c 2022-07-16 thomas 	for (; ifg && len >= sizeof(struct ifg_req); ifg++) {
1205 8a35f56c 2022-07-16 thomas 		len -= sizeof(struct ifg_req);
1206 8a35f56c 2022-07-16 thomas 		if (strcmp(ifg->ifgrq_group, groupname) == 0) {
1207 8a35f56c 2022-07-16 thomas 			ret = 1;
1208 8a35f56c 2022-07-16 thomas 			break;
1209 8a35f56c 2022-07-16 thomas 		}
1210 8a35f56c 2022-07-16 thomas 	}
1211 8a35f56c 2022-07-16 thomas 	free(ifgr.ifgr_groups);
1212 8a35f56c 2022-07-16 thomas 
1213 8a35f56c 2022-07-16 thomas end:
1214 8a35f56c 2022-07-16 thomas 	close(s);
1215 8a35f56c 2022-07-16 thomas 	return (ret);
1216 ff36aeea 2022-07-16 thomas #else
1217 ff36aeea 2022-07-16 thomas 	return (0);
1218 ff36aeea 2022-07-16 thomas #endif
1219 8a35f56c 2022-07-16 thomas }
1220 8a35f56c 2022-07-16 thomas 
1221 8a35f56c 2022-07-16 thomas int
1222 e4c7e0b0 2022-08-30 thomas get_addrs(const char *addr, struct server *new_srv, in_port_t port)
1223 8a35f56c 2022-07-16 thomas {
1224 8a35f56c 2022-07-16 thomas 	if (strcmp("", addr) == 0) {
1225 e4c7e0b0 2022-08-30 thomas 		if (host("127.0.0.1", new_srv, 1, port, "127.0.0.1",
1226 e4c7e0b0 2022-08-30 thomas 		    -1) <= 0) {
1227 8a35f56c 2022-07-16 thomas 			yyerror("invalid listen ip: %s",
1228 a90e3117 2022-08-27 thomas 			    "127.0.0.1");
1229 8a35f56c 2022-07-16 thomas 			return (-1);
1230 8a35f56c 2022-07-16 thomas 		}
1231 e4c7e0b0 2022-08-30 thomas 		if (host("::1", new_srv, 1, port, "::1", -1) <= 0) {
1232 a90e3117 2022-08-27 thomas 			yyerror("invalid listen ip: %s", "::1");
1233 8a35f56c 2022-07-16 thomas 			return (-1);
1234 8a35f56c 2022-07-16 thomas 		}
1235 8a35f56c 2022-07-16 thomas 	} else {
1236 e4c7e0b0 2022-08-30 thomas 		if (host(addr, new_srv, GOTWEBD_MAXIFACE, port, addr,
1237 8a35f56c 2022-07-16 thomas 		    -1) <= 0) {
1238 8a35f56c 2022-07-16 thomas 			yyerror("invalid listen ip: %s", addr);
1239 8a35f56c 2022-07-16 thomas 			return (-1);
1240 8a35f56c 2022-07-16 thomas 		}
1241 8a35f56c 2022-07-16 thomas 	}
1242 8a35f56c 2022-07-16 thomas 	return (0);
1243 e4c7e0b0 2022-08-30 thomas }
1244 e4c7e0b0 2022-08-30 thomas 
1245 e4c7e0b0 2022-08-30 thomas int
1246 e4c7e0b0 2022-08-30 thomas addr_dup_check(struct addresslist *al, struct address *h, const char *new_srv,
1247 e4c7e0b0 2022-08-30 thomas     const char *other_srv)
1248 e4c7e0b0 2022-08-30 thomas {
1249 e4c7e0b0 2022-08-30 thomas 	struct address *a;
1250 e4c7e0b0 2022-08-30 thomas 	void *ia;
1251 e4c7e0b0 2022-08-30 thomas 	char buf[INET6_ADDRSTRLEN];
1252 e4c7e0b0 2022-08-30 thomas 	const char *addrstr;
1253 e4c7e0b0 2022-08-30 thomas 
1254 e4c7e0b0 2022-08-30 thomas 	TAILQ_FOREACH(a, al, entry) {
1255 e4c7e0b0 2022-08-30 thomas 		if (memcmp(&a->ss, &h->ss, sizeof(h->ss)) != 0 ||
1256 e4c7e0b0 2022-08-30 thomas 		    a->port != h->port)
1257 e4c7e0b0 2022-08-30 thomas 			continue;
1258 e4c7e0b0 2022-08-30 thomas 
1259 e4c7e0b0 2022-08-30 thomas 		switch (h->ss.ss_family) {
1260 e4c7e0b0 2022-08-30 thomas 		case AF_INET:
1261 e4c7e0b0 2022-08-30 thomas 			ia = &((struct sockaddr_in *)(&h->ss))->sin_addr;
1262 e4c7e0b0 2022-08-30 thomas 			break;
1263 e4c7e0b0 2022-08-30 thomas 		case AF_INET6:
1264 e4c7e0b0 2022-08-30 thomas 			ia = &((struct sockaddr_in6 *)(&h->ss))->sin6_addr;
1265 e4c7e0b0 2022-08-30 thomas 			break;
1266 e4c7e0b0 2022-08-30 thomas 		default:
1267 e4c7e0b0 2022-08-30 thomas 			yyerror("unknown address family: %d", h->ss.ss_family);
1268 e4c7e0b0 2022-08-30 thomas 			return -1;
1269 e4c7e0b0 2022-08-30 thomas 		}
1270 e4c7e0b0 2022-08-30 thomas 		addrstr = inet_ntop(h->ss.ss_family, ia, buf, sizeof(buf));
1271 e4c7e0b0 2022-08-30 thomas 		if (addrstr) {
1272 e4c7e0b0 2022-08-30 thomas 			if (other_srv) {
1273 e4c7e0b0 2022-08-30 thomas 				yyerror("server %s: duplicate fcgi listen "
1274 e4c7e0b0 2022-08-30 thomas 				    "address %s:%d, already used by server %s",
1275 e4c7e0b0 2022-08-30 thomas 				    new_srv, addrstr, h->port, other_srv);
1276 e4c7e0b0 2022-08-30 thomas 			} else {
1277 e4c7e0b0 2022-08-30 thomas 				log_warnx("server: %s: duplicate fcgi listen "
1278 e4c7e0b0 2022-08-30 thomas 				    "address %s:%d", new_srv, addrstr, h->port);
1279 e4c7e0b0 2022-08-30 thomas 			}
1280 e4c7e0b0 2022-08-30 thomas 		} else {
1281 e4c7e0b0 2022-08-30 thomas 			if (other_srv) {
1282 e4c7e0b0 2022-08-30 thomas 				yyerror("server: %s: duplicate fcgi listen "
1283 e4c7e0b0 2022-08-30 thomas 				    "address, already used by server %s",
1284 e4c7e0b0 2022-08-30 thomas 				    new_srv, other_srv);
1285 e4c7e0b0 2022-08-30 thomas 			} else {
1286 e4c7e0b0 2022-08-30 thomas 				log_warnx("server %s: duplicate fcgi listen "
1287 e4c7e0b0 2022-08-30 thomas 				    "address", new_srv);
1288 e4c7e0b0 2022-08-30 thomas 			}
1289 e4c7e0b0 2022-08-30 thomas 		}
1290 e4c7e0b0 2022-08-30 thomas 
1291 e4c7e0b0 2022-08-30 thomas 		return -1;
1292 e4c7e0b0 2022-08-30 thomas 	}
1293 e4c7e0b0 2022-08-30 thomas 
1294 e4c7e0b0 2022-08-30 thomas 	return 0;
1295 8a35f56c 2022-07-16 thomas }
1296 e4c7e0b0 2022-08-30 thomas 
1297 e4c7e0b0 2022-08-30 thomas int
1298 e4c7e0b0 2022-08-30 thomas add_addr(struct server *new_srv, struct address *h)
1299 e4c7e0b0 2022-08-30 thomas {
1300 e4c7e0b0 2022-08-30 thomas 	struct server *srv;
1301 e4c7e0b0 2022-08-30 thomas 
1302 e4c7e0b0 2022-08-30 thomas 	/* Address cannot be shared between different servers. */
1303 e4c7e0b0 2022-08-30 thomas 	TAILQ_FOREACH(srv, &gotwebd->servers, entry) {
1304 e4c7e0b0 2022-08-30 thomas 		if (srv == new_srv)
1305 e4c7e0b0 2022-08-30 thomas 			continue;
1306 e4c7e0b0 2022-08-30 thomas 		if (addr_dup_check(&srv->al, h, new_srv->name, srv->name))
1307 e4c7e0b0 2022-08-30 thomas 			return -1;
1308 e4c7e0b0 2022-08-30 thomas 	}
1309 e4c7e0b0 2022-08-30 thomas 
1310 e4c7e0b0 2022-08-30 thomas 	/* Tolerate duplicate address lines within the scope of a server. */
1311 e4c7e0b0 2022-08-30 thomas 	if (addr_dup_check(&new_srv->al, h, NULL, NULL) == 0)
1312 e4c7e0b0 2022-08-30 thomas 		TAILQ_INSERT_TAIL(&new_srv->al, h, entry);
1313 e4c7e0b0 2022-08-30 thomas 	else
1314 e4c7e0b0 2022-08-30 thomas 		free(h);
1315 e4c7e0b0 2022-08-30 thomas 
1316 e4c7e0b0 2022-08-30 thomas 	return 0;
1317 e4c7e0b0 2022-08-30 thomas }