SOCKS: various fixes to API and code

This commit is contained in:
Přemysl Eric Janouch 2015-07-23 04:07:30 +02:00
parent c34bb483ca
commit 4a89572089
3 changed files with 43 additions and 26 deletions

View File

@ -399,11 +399,11 @@ struct socks_connector
// Configuration: // Configuration:
const char *hostname; ///< SOCKS server hostname char *hostname; ///< SOCKS server hostname
const char *service; ///< SOCKS server service name or port char *service; ///< SOCKS server service name or port
const char *username; ///< Username for authentication char *username; ///< Username for authentication
const char *password; ///< Password for authentication char *password; ///< Password for authentication
struct socks_target *targets; ///< Targets struct socks_target *targets; ///< Targets
struct socks_target *targets_tail; ///< Tail of targets struct socks_target *targets_tail; ///< Tail of targets
@ -835,12 +835,15 @@ socks_connector_on_error (void *user_data, const char *error)
{ {
struct socks_connector *self = user_data; struct socks_connector *self = user_data;
// TODO: skip protocol on protocol failure // TODO: skip protocol on protocol failure
self->on_error (self->user_data, error); if (self->on_error)
self->on_error (self->user_data, error);
} }
static void static void
socks_connector_start (struct socks_connector *self) socks_connector_start (struct socks_connector *self)
{ {
hard_assert (!self->connector);
struct connector *connector = struct connector *connector =
self->connector = xcalloc (1, sizeof *connector); self->connector = xcalloc (1, sizeof *connector);
connector_init (connector, self->socket_event.poller); connector_init (connector, self->socket_event.poller);
@ -851,9 +854,17 @@ socks_connector_start (struct socks_connector *self)
connector->on_error = socks_connector_on_error; connector->on_error = socks_connector_on_error;
connector->on_failure = socks_connector_on_failure; connector->on_failure = socks_connector_on_failure;
// TODO: let's rather call on_error and on_failure instead on error struct error *e = NULL;
hard_assert (connector_add_target (connector, if (!connector_add_target (connector, self->hostname, self->service, &e))
self->hostname, self->service, NULL)); {
if (self->on_error)
self->on_error (self->user_data, e->message);
error_free (e);
socks_connector_destroy_connector (self);
socks_connector_fail (self);
return;
}
poller_timer_set (&self->timeout, 60 * 1000); poller_timer_set (&self->timeout, 60 * 1000);
connector_step (connector); connector_step (connector);
@ -926,7 +937,6 @@ socks_try_flush_write_buffer (struct socks_connector *self)
continue; continue;
SOCKS_FAIL ("%s: %s", "send", strerror (errno)); SOCKS_FAIL ("%s: %s", "send", strerror (errno));
return false;
} }
return true; return true;
} }
@ -987,6 +997,11 @@ socks_connector_free (struct socks_connector *self)
str_free (&self->read_buffer); str_free (&self->read_buffer);
str_free (&self->write_buffer); str_free (&self->write_buffer);
free (self->hostname);
free (self->service);
free (self->username);
free (self->password);
LIST_FOR_EACH (struct socks_target, iter, self->targets) LIST_FOR_EACH (struct socks_target, iter, self->targets)
{ {
socks_addr_free (&iter->address); socks_addr_free (&iter->address);
@ -1027,14 +1042,22 @@ socks_connector_add_target (struct socks_connector *self,
} }
static void static void
socks_connector_run (struct socks_connector *self) socks_connector_run (struct socks_connector *self,
const char *host, const char *service,
const char *username, const char *password)
{ {
// XXX: do we need some better error checking in here?
hard_assert (self->hostname);
hard_assert (self->targets); hard_assert (self->targets);
hard_assert (host && service);
self->hostname = xstrdup (host);
self->service = xstrdup (service);
if (username) self->username = xstrdup (username);
if (password) self->password = xstrdup (password);
self->targets_iter = self->targets; self->targets_iter = self->targets;
self->protocol_iter = 0; self->protocol_iter = 0;
// XXX: this can fail immediately from an error creating the connector
socks_connector_start (self); socks_connector_start (self);
} }

View File

@ -4472,13 +4472,6 @@ irc_setup_connector_socks (struct server *s,
socks_connector_init (connector, &s->ctx->poller); socks_connector_init (connector, &s->ctx->poller);
s->socks_conn = connector; s->socks_conn = connector;
// FIXME: the SOCKS connector may outlive these values
connector->hostname = socks_host;
// FIXME: memory leak
connector->service = xstrdup_printf ("%" PRIi64, socks_port_int);
connector->username = get_config_string (s->config, "socks_username");
connector->password = get_config_string (s->config, "socks_password");
connector->user_data = s; connector->user_data = s;
connector->on_connecting = irc_on_socks_connecting; connector->on_connecting = irc_on_socks_connecting;
connector->on_error = irc_on_connector_error; connector->on_error = irc_on_connector_error;
@ -4494,7 +4487,11 @@ irc_setup_connector_socks (struct server *s,
return false; return false;
} }
socks_connector_run (connector); char *service = xstrdup_printf ("%" PRIi64, socks_port_int);
socks_connector_run (connector, socks_host, service,
get_config_string (s->config, "socks_username"),
get_config_string (s->config, "socks_password"));
free (service);
return true; return true;
} }

View File

@ -1708,11 +1708,6 @@ irc_establish_connection_socks (struct bot_context *ctx,
socks_connector_init (connector, poller); socks_connector_init (connector, poller);
data.succeeded = false; data.succeeded = false;
connector->hostname = socks_host;
connector->service = socks_port;
connector->username = str_map_find (&ctx->config, "socks_username");
connector->password = str_map_find (&ctx->config, "socks_password");
connector->on_connected = irc_on_socks_connected; connector->on_connected = irc_on_socks_connected;
connector->on_connecting = irc_on_socks_connecting; connector->on_connecting = irc_on_socks_connecting;
connector->on_error = irc_on_socks_error; connector->on_error = irc_on_socks_error;
@ -1721,7 +1716,9 @@ irc_establish_connection_socks (struct bot_context *ctx,
if (socks_connector_add_target (connector, host, service, e)) if (socks_connector_add_target (connector, host, service, e))
{ {
socks_connector_run (connector); socks_connector_run (connector, socks_host, socks_port,
str_map_find (&ctx->config, "socks_username"),
str_map_find (&ctx->config, "socks_password"));
while (data.polling) while (data.polling)
poller_run (poller); poller_run (poller);
} }