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https://gitlab.torproject.org/tpo/core/tor.git
synced 2024-11-10 21:23:58 +01:00
Code to parse (but not yet actually use) RedirectExit lines
svn:r2546
This commit is contained in:
parent
6d873e5743
commit
a1bf39f698
@ -277,6 +277,7 @@ config_assign(or_options_t *options, struct config_line_t *list)
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config_compare(list, "PidFile", CONFIG_TYPE_STRING, &options->PidFile) ||
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config_compare(list, "PathlenCoinWeight",CONFIG_TYPE_DOUBLE, &options->PathlenCoinWeight) ||
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config_compare(list, "RedirectExit", CONFIG_TYPE_LINELIST, &options->RedirectExit) ||
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config_compare(list, "RouterFile", CONFIG_TYPE_OBSOLETE, NULL) ||
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config_compare(list, "RunAsDaemon", CONFIG_TYPE_BOOL, &options->RunAsDaemon) ||
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config_compare(list, "RunTesting", CONFIG_TYPE_BOOL, &options->RunTesting) ||
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@ -478,6 +479,12 @@ free_options(or_options_t *options)
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config_free_lines(options->DirServers);
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config_free_lines(options->RecommendedVersions);
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config_free_lines(options->NodeFamilies);
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config_free_lines(options->RedirectExit);
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if (options->RedirectExitList) {
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SMARTLIST_FOREACH(options->RedirectExit,exit_redirect_t *, p, tor_free(p));
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smartlist_free(options->RedirectExit);
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options->RedirectExit = NULL;
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}
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if (options->FirewallPorts) {
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SMARTLIST_FOREACH(options->FirewallPorts, char *, cp, tor_free(cp));
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smartlist_free(options->FirewallPorts);
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@ -868,6 +875,13 @@ getconfig(int argc, char **argv, or_options_t *options)
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return -1;
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}
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if (!options->RedirectExitList)
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options->RedirectExitList = smartlist_create();
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for (cl = options->RedirectExit; cl; cl = cl->next) {
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if (parse_redirect_line(options, cl)<0)
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return -1;
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}
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clear_trusted_dir_servers();
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if (!options->DirServers) {
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add_default_trusted_dirservers();
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@ -1051,6 +1065,48 @@ void exit_policy_free(struct exit_policy_t *p) {
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}
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}
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static int parse_redirect_line(or_options_t *options,
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struct config_line_t *line)
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{
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smartlist_t *elements = NULL;
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exit_redirect_t *r;
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tor_assert(options);
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tor_assert(options->RedirectExitList);
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tor_assert(line);
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r = tor_malloc_zero(sizeof(exit_redirect_t));
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smartlist_split_string(elements, line->value, " ",
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SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
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if (smartlist_len(elements) != 2) {
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log_fn(LOG_WARN, "Wrong number of elements in RedirectExit line");
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goto err;
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}
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if (parse_addr_and_port_range(smartlist_get(elements,0),&r->addr,&r->mask,
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&r->port_min,&r->port_max)) {
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log_fn(LOG_WARN, "Error parsing source address in RedirectExit line");
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goto err;
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}
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if (parse_addr_port(smartlist_get(elements,1),NULL,&r->addr_dest,
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&r->port_dest)) {
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log_fn(LOG_WARN, "Error parseing dest address in RedirectExit line");
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goto err;
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}
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goto done;
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err:
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tor_free(r);
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done:
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SMARTLIST_FOREACH(elements, char *, cp, tor_free(cp));
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smartlist_free(elements);
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if (r) {
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smartlist_add(options->RedirectExitList, r);
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return 0;
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} else {
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return -1;
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}
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}
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static int parse_dir_server_line(const char *line)
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{
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smartlist_t *items = NULL;
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13
src/or/or.h
13
src/or/or.h
@ -818,6 +818,16 @@ typedef struct circuit_t circuit_t;
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#define ALLOW_UNVERIFIED_RENDEZVOUS 8
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#define ALLOW_UNVERIFIED_INTRODUCTION 16
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typedef struct exit_redirect_t {
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uint32_t addr;
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uint32_t mask;
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uint16_t port_min;
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uint16_t port_max;
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uint32_t addr_dest;
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uint32_t port_dest;
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} exit_redirect_t;
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/** Configuration options for a Tor process */
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typedef struct {
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struct config_line_t *LogOptions; /**< List of configuration lines
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@ -905,6 +915,9 @@ typedef struct {
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char *MyFamily; /**< Declared family for this OR. */
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struct config_line_t *NodeFamilies; /**< List of config lines for
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* node families */
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struct config_line_t *RedirectExit; /**< List of config lines for simple
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* addr/port redirection */
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smartlist_t *RedirectExitList; /** List of exit_redirect_t */
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} or_options_t;
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/* XXX are these good enough defaults? */
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