Subversion Repositories Tewi

Rev

Rev 13 | Rev 17 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
4 nishi 1 
/* $Id: config.c 16 2024-09-13 15:09:52Z nishi $ */
2 
 
16 nishi 3 
#define SOURCE
4 
 
4 nishi 5 
#include "tw_config.h"
6 
 
7 
#include <stdio.h>
7 nishi 8 
#include <stdint.h>
4 nishi 9 
#include <stdlib.h>
10 
#include <string.h>
12 nishi 11 
#include <unistd.h>
4 nishi 12 
 
13 
#include <cm_string.h>
14 
#include <cm_log.h>
15 
 
6 nishi 16 
struct tw_config config;
17 
 
12 nishi 18 
struct tw_config_entry* tw_vhost_match(const char* name, int port) {
19 
	int i;
20 
	for(i = 0; i < config.vhost_count; i++) {
13 nishi 21 
		if(strcmp(config.vhosts[i].name, name) == 0 && (config.vhosts[i].port == -1 ? 1 : config.vhosts[i].port == port)) {
12 nishi 22 
			return &config.vhosts[i];
23 
		}
24 
	}
25 
	return &config.root;
26 
}
27 
 
7 nishi 28 
void tw_config_init(void) {
29 
	int i;
30 
	for(i = 0; i < MAX_PORTS + 1; i++) {
31 
		config.ports[i] = -1;
32 
	}
12 nishi 33 
	for(i = 0; i < MAX_VHOSTS; i++) {
34 
		config.vhosts[i].sslkey = NULL;
35 
		config.vhosts[i].sslcert = NULL;
36 
	}
37 
	config.root.sslkey = NULL;
38 
	config.root.sslcert = NULL;
39 
	config.vhost_count = 0;
40 
	gethostname(config.hostname, 1024);
7 nishi 41 
}
6 nishi 42 
 
43 
int tw_config_read(const char* path) {
4 nishi 44 
	cm_log("Config", "Reading %s", path);
45 
	char cbuf[2];
46 
	cbuf[1] = 0;
6 nishi 47 
	int ln = 0;
4 nishi 48 
	FILE* f = fopen(path, "r");
6 nishi 49 
	if(f != NULL) {
4 nishi 50 
		char* line = malloc(1);
51 
		line[0] = 0;
6 nishi 52 
		int stop = 0;
12 nishi 53 
		struct tw_config_entry* current = &config.root;
6 nishi 54 
		char* vhost = NULL;
55 
		while(stop == 0) {
4 nishi 56 
			int c = fread(cbuf, 1, 1, f);
6 nishi 57 
			if(cbuf[0] == '\n' || c <= 0) {
58 
				ln++;
4 nishi 59 
				char* l = cm_trim(line);
6 nishi 60 
				if(strlen(l) > 0 && l[0] != '#') {
5 nishi 61 
					char** r = cm_split(l, " \t");
62 
					int i;
6 nishi 63 
					if(cm_strcaseequ(r[0], "Include") || cm_strcaseequ(r[0], "IncludeOptional")) {
64 
						for(i = 1; r[i] != NULL; i++) {
65 
							if(tw_config_read(r[i]) != 0 && cm_strcaseequ(r[0], "Include")) {
66 
								stop = 1;
67 
								break;
5 nishi 68 
							}
69 
						}
6 nishi 70 
					} else if(cm_strcaseequ(r[0], "BeginVirtualHost")) {
71 
						if(vhost != NULL) {
12 nishi 72 
							cm_log("Config", "Already in virtual host section at line %d", ln);
6 nishi 73 
							stop = 1;
74 
						} else {
75 
							if(r[1] == NULL) {
12 nishi 76 
								cm_log("Config", "Missing virtual host at line %d", ln);
6 nishi 77 
								stop = 1;
78 
							} else {
79 
								vhost = cm_strdup(r[1]);
12 nishi 80 
								current = &config.vhosts[config.vhost_count++];
81 
								int i;
82 
								current->name = cm_strdup(vhost);
13 nishi 83 
								current->port = -1;
12 nishi 84 
								for(i = 0; vhost[i] != 0; i++) {
85 
									if(vhost[i] == ':') {
86 
										current->name[i] = 0;
87 
										current->port = atoi(current->name + i + 1);
88 
										break;
89 
									}
90 
								}
6 nishi 91 
							}
92 
						}
93 
					} else if(cm_strcaseequ(r[0], "EndVirtualHost")) {
94 
						if(vhost == NULL) {
12 nishi 95 
							cm_log("Config", "Not in virtual host section at line %d", ln);
6 nishi 96 
							stop = 1;
97 
						} else {
98 
							free(vhost);
99 
							vhost = NULL;
12 nishi 100 
							current = &config.root;
6 nishi 101 
						}
7 nishi 102 
					} else if(cm_strcaseequ(r[0], "Listen") || cm_strcaseequ(r[0], "ListenSSL")) {
103 
						for(i = 1; r[i] != NULL; i++) {
104 
							uint64_t port = atoi(r[i]);
105 
							cm_log("Config", "Going to listen at port %d%s", (int)port, cm_strcaseequ(r[0], "ListenSSL") ? " with SSL" : "");
106 
							if(cm_strcaseequ(r[0], "ListenSSL")) port |= (1ULL << 32);
107 
							int j;
108 
							for(j = 0; config.ports[j] != -1; j++)
109 
								;
110 
							config.ports[j] = port;
111 
						}
12 nishi 112 
					} else if(cm_strcaseequ(r[0], "SSLKey")) {
113 
						if(r[1] == NULL) {
114 
							cm_log("Config", "Missing path at line %d", ln);
115 
							stop = 1;
116 
						} else {
117 
							if(current->sslkey != NULL) free(current->sslkey);
118 
							current->sslkey = cm_strdup(r[1]);
119 
						}
120 
					} else if(cm_strcaseequ(r[0], "SSLCertificate")) {
121 
						if(r[1] == NULL) {
122 
							cm_log("Config", "Missing path at line %d", ln);
123 
							stop = 1;
124 
						} else {
125 
							if(current->sslcert != NULL) free(current->sslcert);
126 
							current->sslcert = cm_strdup(r[1]);
127 
						}
6 nishi 128 
					} else {
129 
						if(r[0] != NULL) {
130 
							cm_log("Config", "Unknown directive `%s' at line %d", r[0], ln);
131 
						}
132 
						stop = 1;
5 nishi 133 
					}
134 
					for(i = 0; r[i] != NULL; i++) free(r[i]);
135 
					free(r);
4 nishi 136 
				}
137 
				free(l);
138 
				free(line);
139 
				line = malloc(1);
140 
				line[0] = 0;
141 
				if(c <= 0) break;
6 nishi 142 
			} else if(cbuf[0] != '\r') {
4 nishi 143 
				char* tmp = line;
144 
				line = cm_strcat(tmp, cbuf);
145 
				free(tmp);
146 
			}
147 
		}
148 
		free(line);
149 
		fclose(f);
6 nishi 150 
		return stop;
151 
	} else {
5 nishi 152 
		cm_log("Config", "Could not open the file");
4 nishi 153 
		return 1;
154 
	}
155 
}