1 15902770 2021-01-15 op /* -*- mode: fundamental; indent-tabs-mode: t; -*- */
5 15902770 2021-01-15 op * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
7 15902770 2021-01-15 op * Permission to use, copy, modify, and distribute this software for any
8 15902770 2021-01-15 op * purpose with or without fee is hereby granted, provided that the above
9 15902770 2021-01-15 op * copyright notice and this permission notice appear in all copies.
11 15902770 2021-01-15 op * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 15902770 2021-01-15 op * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 15902770 2021-01-15 op * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 15902770 2021-01-15 op * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 15902770 2021-01-15 op * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 15902770 2021-01-15 op * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 15902770 2021-01-15 op * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 15902770 2021-01-15 op #include <err.h>
21 15902770 2021-01-15 op #include <stdio.h>
23 15902770 2021-01-15 op #include "gmid.h"
26 15902770 2021-01-15 op * #define YYDEBUG 1
27 15902770 2021-01-15 op * int yydebug = 1;
30 15902770 2021-01-15 op struct vhost *host = &hosts[0];
31 15902770 2021-01-15 op size_t ihost = 0;
33 c8b74339 2021-01-24 op struct location *loc = &hosts[0].locations[0];
34 c8b74339 2021-01-24 op size_t iloc = 0;
36 13ed2fb6 2021-01-27 op int goterror = 0;
37 13ed2fb6 2021-01-27 op const char *config_path;
39 13ed2fb6 2021-01-27 op void yyerror(const char*);
40 13ed2fb6 2021-01-27 op int parse_portno(const char*);
41 13ed2fb6 2021-01-27 op void parse_conf(const char*);
45 15902770 2021-01-15 op /* for bison: */
46 15902770 2021-01-15 op /* %define parse.error verbose */
53 46af8c6c 2021-01-27 op %token TIPV6 TPORT TPROTOCOLS TMIME TDEFAULT TTYPE
54 ae08ec7d 2021-01-25 op %token TCHROOT TUSER TSERVER
55 252908e6 2021-01-24 op %token TLOCATION TCERT TKEY TROOT TCGI TLANG TINDEX TAUTO
58 15902770 2021-01-15 op %token <str> TSTRING
59 15902770 2021-01-15 op %token <num> TNUM
60 15902770 2021-01-15 op %token <num> TBOOL
64 15902770 2021-01-15 op conf : options vhosts ;
66 15902770 2021-01-15 op options : /* empty */
67 15902770 2021-01-15 op | options option
70 46af8c6c 2021-01-27 op option : TIPV6 TBOOL { conf.ipv6 = $2; }
71 15902770 2021-01-15 op | TPORT TNUM { conf.port = $2; }
72 5bc3c98e 2021-01-15 op | TPROTOCOLS TSTRING {
73 5bc3c98e 2021-01-15 op if (tls_config_parse_protocols(&conf.protos, $2) == -1)
74 5bc3c98e 2021-01-15 op errx(1, "invalid protocols string \"%s\"", $2);
76 b2a6b613 2021-01-21 op | TMIME TSTRING TSTRING { add_mime(&conf.mime, $2, $3); }
77 ae08ec7d 2021-01-25 op | TCHROOT TSTRING { conf.chroot = $2; }
78 ae08ec7d 2021-01-25 op | TUSER TSTRING { conf.user = $2; }
81 15902770 2021-01-15 op vhosts : /* empty */
82 15902770 2021-01-15 op | vhosts vhost
85 c8b74339 2021-01-24 op vhost : TSERVER TSTRING '{' servopts locations '}' {
86 c8b74339 2021-01-24 op host->locations[0].match = (char*)"*";
87 15902770 2021-01-15 op host->domain = $2;
89 15902770 2021-01-15 op if (host->cert == NULL || host->key == NULL ||
90 15902770 2021-01-15 op host->dir == NULL)
91 15902770 2021-01-15 op errx(1, "invalid vhost definition: %s", $2);
93 15902770 2021-01-15 op if (++ihost == HOSTSLEN)
94 15902770 2021-01-15 op errx(1, "too much vhosts defined");
97 c8b74339 2021-01-24 op loc = &host->locations[0];
100 15902770 2021-01-15 op | error '}' { yyerror("error in server directive"); }
103 15902770 2021-01-15 op servopts : /* empty */
104 15902770 2021-01-15 op | servopts servopt
107 15902770 2021-01-15 op servopt : TCERT TSTRING { host->cert = $2; }
108 15902770 2021-01-15 op | TKEY TSTRING { host->key = $2; }
109 15902770 2021-01-15 op | TROOT TSTRING { host->dir = $2; }
110 15902770 2021-01-15 op | TCGI TSTRING {
111 15902770 2021-01-15 op host->cgi = $2;
112 15902770 2021-01-15 op /* drop the starting '/', if any */
113 15902770 2021-01-15 op if (*host->cgi == '/')
119 c8b74339 2021-01-24 op locations : /* empty */
120 c8b74339 2021-01-24 op | locations location
123 c8b74339 2021-01-24 op location : TLOCATION TSTRING '{' locopts '}' {
124 c8b74339 2021-01-24 op loc->match = $2;
125 c8b74339 2021-01-24 op if (++iloc == LOCLEN)
126 c8b74339 2021-01-24 op errx(1, "too much location rules defined");
132 c8b74339 2021-01-24 op locopts : /* empty */
133 c8b74339 2021-01-24 op | locopts locopt
136 c8b74339 2021-01-24 op locopt : TDEFAULT TTYPE TSTRING {
137 fe5967cd 2021-01-27 op if (loc->default_mime != NULL)
138 fe5967cd 2021-01-27 op yyerror("`default type' specified more than once");
139 c8b74339 2021-01-24 op loc->default_mime = $3;
141 05c23a54 2021-01-19 op | TLANG TSTRING {
142 fe5967cd 2021-01-27 op if (loc->lang != NULL)
143 fe5967cd 2021-01-27 op yyerror("`lang' specified more than once");
144 c8b74339 2021-01-24 op loc->lang = $2;
146 e7a2a99b 2021-01-24 op | TINDEX TSTRING {
147 fe5967cd 2021-01-27 op if (loc->index != NULL)
148 fe5967cd 2021-01-27 op yyerror("`index' specified more than once");
149 c8b74339 2021-01-24 op loc->index = $2;
151 252908e6 2021-01-24 op | TAUTO TINDEX TBOOL { loc->auto_index = $3 ? 1 : -1; }
157 13ed2fb6 2021-01-27 op yyerror(const char *msg)
159 13ed2fb6 2021-01-27 op goterror = 1;
160 13ed2fb6 2021-01-27 op fprintf(stderr, "%s:%d: %s\n", config_path, yylineno, msg);
164 13ed2fb6 2021-01-27 op parse_portno(const char *p)
166 13ed2fb6 2021-01-27 op const char *errstr;
169 13ed2fb6 2021-01-27 op n = strtonum(p, 0, UINT16_MAX, &errstr);
170 13ed2fb6 2021-01-27 op if (errstr != NULL)
171 13ed2fb6 2021-01-27 op errx(1, "port number is %s: %s", errstr, p);
176 13ed2fb6 2021-01-27 op parse_conf(const char *path)
178 13ed2fb6 2021-01-27 op config_path = path;
179 13ed2fb6 2021-01-27 op if ((yyin = fopen(path, "r")) == NULL)
180 13ed2fb6 2021-01-27 op fatal("cannot open config %s", path);
182 13ed2fb6 2021-01-27 op fclose(yyin);
184 13ed2fb6 2021-01-27 op if (goterror)