static ne_session *session_open(int with_lock) {
const char *scheme = NULL;
ne_session *session;
extern ne_lock_store *lock_store;
if (!b_uri)
return NULL;
scheme = uri.scheme ? uri.scheme : "http";
if (!(session = ne_session_create(scheme, uri.host, uri.port ? uri.port : ne_uri_defaultport(scheme)))) {
fprintf(stderr, "Failed to create session\n");
return NULL;
}
ne_ssl_set_verify(session, ssl_verify_cb, NULL);
ne_set_server_auth(session, ne_auth_creds_cb, NULL);
ne_redirect_register(session);
if (with_lock && lock_store)
ne_lockstore_register(lock_store, session);
return session;
}
/* could implement failure on self-referential redirects, but
* realistically, the application must implement a max-redirs count
* check, so it's kind of redundant. Mozilla takes this approach. */
static int fail_loop(void)
{
ne_session *sess;
CALL(make_session(&sess, serve_redir, "http://localhost:7777/foo/bar"));
ne_redirect_register(sess);
ONN("followed looping redirect",
any_request(sess, "/foo/bar") != NE_ERROR);
ne_session_destroy(sess);
return OK;
}
static int check_redir(struct redir_args *args, const char *expect)
{
ne_session *sess;
const ne_uri *loc;
char *unp;
CALL(make_session(&sess, serve_redir, args));
ne_redirect_register(sess);
CALL(process_redir(sess, args->path, &loc));
ONN("redirect location was NULL", loc == NULL);
unp = ne_uri_unparse(loc);
ONV(strcmp(unp, expect), ("redirected to `%s' not `%s'", unp, expect));
ne_free(unp);
ne_session_destroy(sess);
CALL(await_server());
return OK;
}
/* ensure that ne_redirect_location returns NULL when no redirect has
* been encountered, or redirect hooks aren't registered. */
static int no_redirect(void)
{
ne_session *sess = ne_session_create("http", "localhost", 7777);
const ne_uri *loc;
ONN("redirect non-NULL before register", ne_redirect_location(sess));
ne_redirect_register(sess);
ONN("initial redirect non-NULL", ne_redirect_location(sess));
CALL(spawn_server(7777, single_serve_string,
"HTTP/1.0 200 OK\r\n\r\n\r\n"));
ONREQ(any_request(sess, "/noredir"));
CALL(await_server());
ONN("redirect non-NULL after non-redir req", ne_redirect_location(sess));
CALL(spawn_server(7777, single_serve_string, "HTTP/1.0 302 Get Ye Away\r\n"
"Location: /blah\r\n" "\r\n"));
CALL(process_redir(sess, "/foo", &loc));
CALL(await_server());
ne_session_destroy(sess);
return OK;
}
static int open_handle (struct neon_handle * handle, uint64_t startbyte)
{
int ret;
char * proxy_host = NULL;
int proxy_port = 0;
bool_t use_proxy = aud_get_bool (NULL, "use_proxy");
bool_t use_proxy_auth = aud_get_bool (NULL, "use_proxy_auth");
if (use_proxy)
{
proxy_host = aud_get_str (NULL, "proxy_host");
proxy_port = aud_get_int (NULL, "proxy_port");
}
handle->redircount = 0;
_DEBUG ("<%p> Parsing URL", handle);
if (ne_uri_parse (handle->url, handle->purl) != 0)
{
_ERROR ("<%p> Could not parse URL '%s'", (void *) handle, handle->url);
return -1;
}
while (handle->redircount < 10)
{
if (! handle->purl->port)
handle->purl->port = ne_uri_defaultport (handle->purl->scheme);
_DEBUG ("<%p> Creating session to %s://%s:%d", handle,
handle->purl->scheme, handle->purl->host, handle->purl->port);
handle->session = ne_session_create (handle->purl->scheme,
handle->purl->host, handle->purl->port);
ne_redirect_register (handle->session);
ne_add_server_auth (handle->session, NE_AUTH_BASIC, server_auth_callback, (void *) handle);
ne_set_session_flag (handle->session, NE_SESSFLAG_ICYPROTO, 1);
ne_set_session_flag (handle->session, NE_SESSFLAG_PERSIST, 0);
#ifdef HAVE_NE_SET_CONNECT_TIMEOUT
ne_set_connect_timeout (handle->session, 10);
#endif
ne_set_read_timeout (handle->session, 10);
ne_set_useragent (handle->session, "Audacious/" PACKAGE_VERSION);
if (use_proxy)
{
_DEBUG ("<%p> Using proxy: %s:%d", handle, proxy_host, proxy_port);
ne_session_proxy (handle->session, proxy_host, proxy_port);
if (use_proxy_auth)
{
_DEBUG ("<%p> Using proxy authentication", handle);
ne_add_proxy_auth (handle->session, NE_AUTH_BASIC,
neon_proxy_auth_cb, (void *) handle);
}
}
if (! strcmp ("https", handle->purl->scheme))
{
ne_ssl_trust_default_ca (handle->session);
ne_ssl_set_verify (handle->session,
neon_vfs_verify_environment_ssl_certs, handle->session);
}
_DEBUG ("<%p> Creating request", handle);
ret = open_request (handle, startbyte);
if (! ret)
{
str_unref (proxy_host);
return 0;
}
if (ret == -1)
{
ne_session_destroy (handle->session);
handle->session = NULL;
str_unref (proxy_host);
return -1;
}
_DEBUG ("<%p> Following redirect...", handle);
ne_session_destroy (handle->session);
handle->session = NULL;
}
/* If we get here, our redirect count exceeded */
_ERROR ("<%p> Redirect count exceeded for URL %s", (void *) handle, handle->url);
str_unref (proxy_host);
return 1;
}
/* FIXME: Leaky as a bucket */
void open_connection(const char *url)
{
char *proxy_host = get_option(opt_proxy), *pnt;
ne_server_capabilities caps;
int ret, use_ssl = 0;
ne_session *sess;
if (session.connected) {
close_connection();
} else {
ne_uri_free(&session.uri);
if (session.lastwp) {
ne_free(session.lastwp);
session.lastwp = NULL;
}
}
/* Single argument: see whether we have a path or scheme */
if (strchr(url, '/') == NULL) {
/* No path, no scheme -> just a hostname */
pnt = strchr(url, ':');
if (pnt != NULL) {
*pnt++ = '\0';
session.uri.port = atoi(pnt);
} else {
session.uri.port = 80;
}
session.uri.host = ne_strdup(url);
session.uri.scheme = ne_strdup("http");
} else {
/* Parse the URL */
if (ne_uri_parse(url, &session.uri) || session.uri.host == NULL) {
printf(_("Could not parse URL `%s'\n"), url);
return;
}
if (session.uri.scheme == NULL)
session.uri.scheme = ne_strdup("http");
if (!session.uri.port)
session.uri.port = ne_uri_defaultport(session.uri.scheme);
if (strcasecmp(session.uri.scheme, "https") == 0) {
if (!ne_has_support(NE_FEATURE_SSL)) {
printf(_("SSL is not enabled.\n"));
return;
}
use_ssl = 1;
}
}
session.sess = ne_session_create(session.uri.scheme, session.uri.host,
session.uri.port);
sess = session.sess;
if (use_ssl && setup_ssl()) {
return;
}
ne_lockstore_register(session.locks, sess);
ne_redirect_register(sess);
ne_set_notifier(sess, notifier, NULL);
if (session.uri.path == NULL) {
session.uri.path = ne_strdup("/");
} else {
if (!ne_path_has_trailing_slash(session.uri.path)) {
pnt = ne_concat(session.uri.path, "/", NULL);
free(session.uri.path);
session.uri.path = pnt;
}
}
/* Get the proxy details */
if (proxy_host != NULL) {
if (get_option(opt_proxy_port) != NULL) {
proxy_port = atoi(get_option(opt_proxy_port));
} else {
proxy_port = 8080;
}
proxy_hostname = proxy_host;
}
#ifdef ENABLE_NETRC
{
netrc_entry *found;
found = search_netrc(netrc_list, session.uri.host);
if (found != NULL) {
if (found->account && found->password) {
server_username = found->account;
server_password = found->password;
}
}
}
#endif /* ENABLE_NETRC */
#ifdef NE_SESSFLAG_EXPECT100
ne_set_session_flag(session.sess, NE_SESSFLAG_EXPECT100, get_bool_option(opt_expect100));
#endif /* NE_SESSFLAG_EXPECT100 */
session.connected = 0;
ne_set_useragent(session.sess, "cadaver/" PACKAGE_VERSION);
ne_set_server_auth(session.sess, supply_creds_server, NULL);
ne_set_proxy_auth(session.sess, supply_creds_proxy, NULL);
if (proxy_host) {
ne_session_proxy(session.sess, proxy_hostname, proxy_port);
}
ret = ne_options(session.sess, session.uri.path, &caps);
switch (ret) {
case NE_OK:
session.connected = true;
if (set_path(session.uri.path)) {
close_connection();
}
break;
case NE_CONNECT:
if (proxy_host) {
printf(_("Could not connect to `%s' on port %d:\n%s\n"),
proxy_hostname, proxy_port, ne_get_error(session.sess));
} else {
printf(_("Could not connect to `%s' on port %d:\n%s\n"),
session.uri.host, session.uri.port, ne_get_error(session.sess));
}
break;
case NE_LOOKUP:
puts(ne_get_error(session.sess));
break;
default:
printf(_("Could not open collection:\n%s\n"),
ne_get_error(session.sess));
break;
}
}
