conf.c -- configuration code
Copyright (C) 1998 Robert van der Meulen
1998-2005 Ivo Timmermans
- 2000-2010 Guus Sliepen <guus@tinc-vpn.org>
+ 2000-2012 Guus Sliepen <guus@tinc-vpn.org>
2010-2011 Julien Muchembled <jm@jmuchemb.eu>
2000 Cris van Pelt
return true;
}
- logger(LOG_ERR, "\"yes\" or \"no\" expected for configuration variable %s in %s line %d",
+ logger(DEBUG_ALWAYS, LOG_ERR, "\"yes\" or \"no\" expected for configuration variable %s in %s line %d",
cfg->variable, cfg->file, cfg->line);
return false;
if(sscanf(cfg->value, "%d", result) == 1)
return true;
- logger(LOG_ERR, "Integer expected for configuration variable %s in %s line %d",
+ logger(DEBUG_ALWAYS, LOG_ERR, "Integer expected for configuration variable %s in %s line %d",
cfg->variable, cfg->file, cfg->line);
return false;
return true;
}
- logger(LOG_ERR, "Hostname or IP address expected for configuration variable %s in %s line %d",
+ logger(DEBUG_ALWAYS, LOG_ERR, "Hostname or IP address expected for configuration variable %s in %s line %d",
cfg->variable, cfg->file, cfg->line);
return false;
return false;
if(!str2net(&subnet, cfg->value)) {
- logger(LOG_ERR, "Subnet expected for configuration variable %s in %s line %d",
+ logger(DEBUG_ALWAYS, LOG_ERR, "Subnet expected for configuration variable %s in %s line %d",
cfg->variable, cfg->file, cfg->line);
return false;
}
&& !maskcheck(&subnet.net.ipv4.address, subnet.net.ipv4.prefixlength, sizeof subnet.net.ipv4.address))
|| ((subnet.type == SUBNET_IPV6)
&& !maskcheck(&subnet.net.ipv6.address, subnet.net.ipv6.prefixlength, sizeof subnet.net.ipv6.address))) {
- logger(LOG_ERR, "Network address and prefix length do not match for configuration variable %s in %s line %d",
+ logger(DEBUG_ALWAYS, LOG_ERR, "Network address and prefix length do not match for configuration variable %s in %s line %d",
cfg->variable, cfg->file, cfg->line);
return false;
}
if(!*value) {
const char err[] = "No value for variable";
if (fname)
- logger(LOG_ERR, "%s `%s' on line %d while reading config file %s",
+ logger(DEBUG_ALWAYS, LOG_ERR, "%s `%s' on line %d while reading config file %s",
err, variable, lineno, fname);
else
- logger(LOG_ERR, "%s `%s' in command line option %d",
+ logger(DEBUG_ALWAYS, LOG_ERR, "%s `%s' in command line option %d",
err, variable, lineno);
return NULL;
}
fp = fopen(fname, "r");
if(!fp) {
- logger(LOG_ERR, "Cannot open config file %s: %s", fname, strerror(errno));
+ logger(DEBUG_ALWAYS, LOG_ERR, "Cannot open config file %s: %s", fname, strerror(errno));
return false;
}
}
void read_config_options(splay_tree_t *config_tree, const char *prefix) {
- list_node_t *node, *next;
size_t prefix_len = prefix ? strlen(prefix) : 0;
- for(node = cmdline_conf->tail; node; node = next) {
- config_t *orig_cfg, *cfg = (config_t *)node->data;
- next = node->prev;
+ for(const list_node_t *node = cmdline_conf->tail; node; node = node->prev) {
+ const config_t *cfg = node->data;
+ config_t *new;
if(!prefix) {
if(strchr(cfg->variable, '.'))
continue;
- node->data = NULL;
- list_unlink_node(cmdline_conf, node);
} else {
if(strncmp(prefix, cfg->variable, prefix_len) ||
cfg->variable[prefix_len] != '.')
continue;
- /* Because host configuration is parsed again when
- reconnecting, nodes must not be freed when a prefix
- is given. */
- orig_cfg = cfg;
- cfg = new_config();
- cfg->variable = xstrdup(orig_cfg->variable + prefix_len + 1);
- cfg->value = xstrdup(orig_cfg->value);
- cfg->file = NULL;
- cfg->line = orig_cfg->line;
}
- config_add(config_tree, cfg);
+
+ new = new_config();
+ if(prefix)
+ new->variable = xstrdup(cfg->variable + prefix_len + 1);
+ else
+ new->variable = xstrdup(cfg->variable);
+ new->value = xstrdup(cfg->value);
+ new->file = NULL;
+ new->line = cfg->line;
+
+ config_add(config_tree, new);
}
}
x = read_config_file(config_tree, fname);
if(!x) { /* System error: complain */
- logger(LOG_ERR, "Failed to read `%s': %s", fname, strerror(errno));
+ logger(DEBUG_ALWAYS, LOG_ERR, "Failed to read `%s': %s", fname, strerror(errno));
}
free(fname);
FILE *fp = fopen(fname, "a");
if(!fp) {
- logger(LOG_ERR, "Cannot open config file %s: %s", fname, strerror(errno));
+ logger(DEBUG_ALWAYS, LOG_ERR, "Cannot open config file %s: %s", fname, strerror(errno));
} else {
fprintf(fp, "\n# The following line was automatically added by tinc\n%s = %s\n", key, value);
fclose(fp);
}
+
free(fname);
return fp;
}
-
-bool disable_old_keys(FILE *f) {
- char buf[100];
- long pos;
- bool disabled = false;
-
- rewind(f);
- pos = ftell(f);
-
- if(pos < 0)
- return false;
-
- while(fgets(buf, sizeof buf, f)) {
- if(!strncmp(buf, "-----BEGIN RSA", 14)) {
- buf[11] = 'O';
- buf[12] = 'L';
- buf[13] = 'D';
- if(fseek(f, pos, SEEK_SET))
- break;
- if(fputs(buf, f) <= 0)
- break;
- disabled = true;
- }
- else if(!strncmp(buf, "-----END RSA", 12)) {
- buf[ 9] = 'O';
- buf[10] = 'L';
- buf[11] = 'D';
- if(fseek(f, pos, SEEK_SET))
- break;
- if(fputs(buf, f) <= 0)
- break;
- disabled = true;
- }
- pos = ftell(f);
- if(pos < 0)
- break;
- }
-
- return disabled;
-}