static int auth_postprocess_listener (auth_client *auth_user)
{
int ret;
client_t *client = auth_user->client;
auth_t *auth = auth_user->auth;
ice_config_t *config;
mount_proxy *mountinfo;
const char *mount = auth_user->mount;
if (client == NULL)
return 0;
if ((client->flags & CLIENT_AUTHENTICATED) == 0)
{
/* auth failed so do we place the listener elsewhere */
auth_user->client = NULL;
if (auth->rejected_mount)
mount = auth->rejected_mount;
else
{
client_send_401 (client, auth_user->auth->realm);
return -1;
}
}
config = config_get_config();
mountinfo = config_find_mount (config, mount);
ret = add_authenticated_listener (mount, mountinfo, client);
config_release_config();
auth_user->client = NULL;
return ret;
}
int auth_postprocess_listener (auth_client *auth_user)
{
int ret;
client_t *client = auth_user->client;
ice_config_t *config = config_get_config();
mount_proxy *mountinfo = config_find_mount (config, auth_user->mount, MOUNT_TYPE_NORMAL);
ret = add_authenticated_listener (auth_user->mount, mountinfo, client);
config_release_config();
if (ret < 0)
client_send_401 (auth_user->client);
auth_user->client = NULL;
return ret;
}
/* Add a listener. Check for any mount information that states any
* authentication to be used.
*/
void auth_add_listener (const char *mount, client_t *client)
{
mount_proxy *mountinfo;
ice_config_t *config = config_get_config();
mountinfo = config_find_mount (config, mount, MOUNT_TYPE_NORMAL);
if (mountinfo && mountinfo->no_mount)
{
config_release_config ();
client_send_403 (client, "mountpoint unavailable");
return;
}
if (mountinfo && mountinfo->auth)
{
auth_client *auth_user;
if (mountinfo->auth->pending_count > 100)
{
config_release_config ();
ICECAST_LOG_WARN("too many clients awaiting authentication");
client_send_403 (client, "busy, please try again later");
return;
}
auth_user = auth_client_setup (mount, client);
auth_user->process = auth_new_listener;
ICECAST_LOG_INFO("adding client for authentication");
queue_auth_client (auth_user, mountinfo);
config_release_config ();
}
else
{
int ret = add_authenticated_listener (mount, mountinfo, client);
config_release_config ();
if (ret < 0)
client_send_403 (client, "max listeners reached");
}
}
/* Add a listener. Check for any mount information that states any
* authentication to be used.
*/
int auth_add_listener (const char *mount, client_t *client)
{
int ret = 0, need_auth = 1;
ice_config_t *config = config_get_config();
mount_proxy *mountinfo = config_find_mount (config, mount);
if (client->flags & CLIENT_AUTHENTICATED)
need_auth = 0;
else
{
const char *range = httpp_getvar (client->parser, "range");
if (range)
{
uint64_t pos1 = 0, pos2 = (uint64_t)-1;
if (strncmp (range, "bytes=", 6) == 0)
{
if (sscanf (range+6, "-%" SCNuMAX, &pos2) < 1)
if (sscanf (range+6, "%" SCNuMAX "-%" SCNuMAX, &pos1, &pos2) < 1)
pos2 = 0;
}
else
pos2 = 0;
if (pos2 > 0 && pos1 < pos2)
{
client->intro_offset = pos1;
client->connection.discon.offset = pos2;
client->flags |= CLIENT_RANGE_END;
if (pos2 - pos1 < 10)
need_auth = 0; // avoid auth check if range is very small, player hack
}
else
WARN2 ("client range invalid (%" PRIu64 ", %" PRIu64 "), ignoring", pos1, pos2);
}
}
if (client->parser->req_type == httpp_req_head)
{
client->flags &= ~CLIENT_AUTHENTICATED;
need_auth = 0;
}
if (need_auth)
{
if (mountinfo)
{
auth_t *auth = mountinfo->auth;
if (mountinfo->skip_accesslog)
client->flags |= CLIENT_SKIP_ACCESSLOG;
if (mountinfo->ban_client)
{
if (mountinfo->ban_client < 0)
client->flags |= CLIENT_IP_BAN_LIFT;
connection_add_banned_ip (client->connection.ip, mountinfo->ban_client);
}
if (mountinfo->no_mount)
{
config_release_config ();
return client_send_403 (client, "mountpoint unavailable");
}
if (mountinfo->redirect)
{
char buffer [4096] = "";
unsigned int len = sizeof buffer;
if (util_expand_pattern (mount, mountinfo->redirect, buffer, &len) == 0)
{
config_release_config ();
return client_send_302 (client, buffer);
}
WARN3 ("failed to expand %s on %s for %s", mountinfo->redirect, mountinfo->mountname, mount);
return client_send_501 (client);
}
do
{
if (auth == NULL) break;
if ((auth->flags & AUTH_RUNNING) == 0) break;
if (auth->pending_count > 400)
{
if (auth->flags & AUTH_SKIP_IF_SLOW) break;
config_release_config ();
WARN0 ("too many clients awaiting authentication");
if (global.new_connections_slowdown < 10)
global.new_connections_slowdown++;
return client_send_403 (client, "busy, please try again later");
}
if (auth->authenticate)
{
auth_client *auth_user = auth_client_setup (mount, client);
auth_user->process = auth_new_listener;
client->flags &= ~CLIENT_ACTIVE;
DEBUG0 ("adding client for authentication");
queue_auth_client (auth_user, mountinfo);
config_release_config ();
return 0;
}
} while (0);
}
else
{
if (strcmp (mount, "/admin/streams") == 0)
{
config_release_config ();
return client_send_401 (client, NULL);
}
}
}
ret = add_authenticated_listener (mount, mountinfo, client);
config_release_config ();
return ret;
}
/* Add a listener. Check for any mount information that states any
* authentication to be used.
*/
int auth_add_listener (const char *mount, client_t *client)
{
int ret = 0;
ice_config_t *config = config_get_config();
mount_proxy *mountinfo = config_find_mount (config, mount);
if ((client->flags & CLIENT_AUTHENTICATED) == 0)
{
if (mountinfo)
{
auth_t *auth = mountinfo->auth;
if (mountinfo->skip_accesslog)
client->flags |= CLIENT_SKIP_ACCESSLOG;
if (mountinfo->ban_client)
{
if (mountinfo->ban_client < 0)
client->flags |= CLIENT_IP_BAN_LIFT;
connection_add_banned_ip (client->connection.ip, mountinfo->ban_client);
}
if (mountinfo->no_mount)
{
config_release_config ();
return client_send_403 (client, "mountpoint unavailable");
}
if (mountinfo->redirect)
{
int len = strlen (mountinfo->redirect) + strlen (mount) + 3;
char *addr = alloca (len);
snprintf (addr, len, "%s%s", mountinfo->redirect, mount);
config_release_config ();
return client_send_302 (client, addr);
}
do
{
if (auth == NULL) break;
if ((auth->flags & AUTH_RUNNING) == 0) break;
if (auth->pending_count > 400)
{
if (auth->flags & AUTH_SKIP_IF_SLOW) break;
config_release_config ();
WARN0 ("too many clients awaiting authentication");
if (global.new_connections_slowdown < 10)
global.new_connections_slowdown++;
return client_send_403 (client, "busy, please try again later");
}
if (auth->authenticate)
{
auth_client *auth_user = auth_client_setup (mount, client);
auth_user->process = auth_new_listener;
client->flags &= ~CLIENT_ACTIVE;
DEBUG0 ("adding client for authentication");
queue_auth_client (auth_user, mountinfo);
config_release_config ();
return 0;
}
} while (0);
}
else
{
if (strcmp (mount, "/admin/streams") == 0)
{
config_release_config ();
return client_send_401 (client, NULL);
}
}
}
ret = add_authenticated_listener (mount, mountinfo, client);
config_release_config ();
return ret;
}
