mirror of
https://github.com/warmcat/libwebsockets.git
synced 2025-03-09 00:00:04 +01:00
client: improve redirect
This commit is contained in:
parent
d808748cd6
commit
49f78ed0d7
9 changed files with 159 additions and 72 deletions
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@ -24,12 +24,53 @@
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#include "private-lib-core.h"
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#if defined(LWS_WITH_CLIENT)
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static int
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lws_close_trans_q_leader(struct lws_dll2 *d, void *user)
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{
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struct lws *w = lws_container_of(d, struct lws, dll2_cli_txn_queue);
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__lws_close_free_wsi(w, -1, "trans q leader closing");
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return 0;
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}
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#endif
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void
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__lws_free_wsi(struct lws *wsi)
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__lws_reset_wsi(struct lws *wsi)
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{
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if (!wsi)
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return;
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#if defined(LWS_WITH_CLIENT)
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lws_free_set_NULL(wsi->cli_hostname_copy);
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/*
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* if we have wsi in our transaction queue, if we are closing we
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* must go through and close all those first
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*/
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if (wsi->vhost) {
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/* we are no longer an active client connection that can piggyback */
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lws_dll2_remove(&wsi->dll_cli_active_conns);
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lws_dll2_foreach_safe(&wsi->dll2_cli_txn_queue_owner, NULL,
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lws_close_trans_q_leader);
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/*
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* !!! If we are closing, but we have pending pipelined
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* transaction results we already sent headers for, that's going
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* to destroy sync for HTTP/1 and leave H2 stream with no live
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* swsi.`
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*
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* However this is normal if we are being closed because the
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* transaction queue leader is closing.
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*/
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lws_dll2_remove(&wsi->dll2_cli_txn_queue);
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}
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#endif
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/*
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* Protocol user data may be allocated either internally by lws
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* or by specified the user. We should only free what we allocated.
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@ -42,6 +83,20 @@ __lws_free_wsi(struct lws *wsi)
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lws_buflist_destroy_all_segments(&wsi->buflist_out);
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lws_free_set_NULL(wsi->udp);
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#if defined(LWS_WITH_CLIENT)
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lws_dll2_remove(&wsi->dll2_cli_txn_queue);
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lws_dll2_remove(&wsi->dll_cli_active_conns);
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#endif
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#if defined(LWS_WITH_ASYNC_DNS)
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lws_async_dns_cancel(wsi);
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#endif
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#if defined(LWS_WITH_HTTP_PROXY)
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if (wsi->http.buflist_post_body)
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lws_buflist_destroy_all_segments(&wsi->http.buflist_post_body);
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#endif
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if (wsi->vhost && wsi->vhost->lserv_wsi == wsi)
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wsi->vhost->lserv_wsi = NULL;
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#if defined(LWS_WITH_CLIENT)
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@ -50,18 +105,12 @@ __lws_free_wsi(struct lws *wsi)
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#endif
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wsi->context->count_wsi_allocated--;
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#if defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2)
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__lws_header_table_detach(wsi, 0);
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#endif
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__lws_same_vh_protocol_remove(wsi);
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#if defined(LWS_WITH_CLIENT)
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lws_free_set_NULL(wsi->stash);
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lws_free_set_NULL(wsi->cli_hostname_copy);
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#endif
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if (wsi->role_ops->destroy_role)
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wsi->role_ops->destroy_role(wsi);
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#if defined(LWS_WITH_PEER_LIMITS)
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lws_peer_track_wsi_close(wsi->context, wsi->peer);
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wsi->peer = NULL;
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@ -74,6 +123,23 @@ __lws_free_wsi(struct lws *wsi)
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#endif
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__lws_wsi_remove_from_sul(wsi);
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if (wsi->role_ops->destroy_role)
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wsi->role_ops->destroy_role(wsi);
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#if defined(LWS_ROLE_H1) || defined(LWS_ROLE_H2)
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__lws_header_table_detach(wsi, 0);
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#endif
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}
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void
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__lws_free_wsi(struct lws *wsi)
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{
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if (!wsi)
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return;
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__lws_reset_wsi(wsi);
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if (wsi->context->event_loop_ops->destroy_wsi)
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wsi->context->event_loop_ops->destroy_wsi(wsi);
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@ -120,16 +186,6 @@ lws_remove_child_from_any_parent(struct lws *wsi)
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}
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#if defined(LWS_WITH_CLIENT)
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static int
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lws_close_trans_q_leader(struct lws_dll2 *d, void *user)
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{
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struct lws *w = lws_container_of(d, struct lws, dll2_cli_txn_queue);
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__lws_close_free_wsi(w, -1, "trans q leader closing");
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return 0;
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}
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void
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lws_inform_client_conn_fail(struct lws *wsi, void *arg, size_t len)
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{
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@ -174,9 +230,6 @@ __lws_close_free_wsi(struct lws *wsi, enum lws_close_status reason,
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struct lws_context_per_thread *pt;
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struct lws *wsi1, *wsi2;
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struct lws_context *context;
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#if defined(LWS_WITH_CLIENT)
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long rl = (long)(int)reason;
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#endif
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int n;
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lwsl_info("%s: %p: caller: %s\n", __func__, wsi, caller);
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@ -195,35 +248,6 @@ __lws_close_free_wsi(struct lws *wsi, enum lws_close_status reason,
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lws_free_set_NULL(wsi->cli_hostname_copy);
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lws_addrinfo_clean(wsi);
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/*
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* if we have wsi in our transaction queue, if we are closing we
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* must go through and close all those first
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*/
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if (wsi->vhost) {
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/* we are no longer an active client connection that can piggyback */
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lws_dll2_remove(&wsi->dll_cli_active_conns);
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if (rl != -1l)
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lws_vhost_lock(wsi->vhost);
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lws_dll2_foreach_safe(&wsi->dll2_cli_txn_queue_owner, NULL,
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lws_close_trans_q_leader);
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/*
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* !!! If we are closing, but we have pending pipelined
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* transaction results we already sent headers for, that's going
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* to destroy sync for HTTP/1 and leave H2 stream with no live
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* swsi.`
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*
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* However this is normal if we are being closed because the
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* transaction queue leader is closing.
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*/
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lws_dll2_remove(&wsi->dll2_cli_txn_queue);
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if (rl != -1l)
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lws_vhost_unlock(wsi->vhost);
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}
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#endif
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/* if we have children, close them first */
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@ -517,6 +517,8 @@ lws_service_flag_pending(struct lws_context *context, int tsi)
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struct lws *wsi = lws_container_of(p, struct lws,
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tls.dll_pending_tls);
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if (wsi->position_in_fds_table >= 0) {
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pt->fds[wsi->position_in_fds_table].revents |=
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pt->fds[wsi->position_in_fds_table].events & LWS_POLLIN;
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if (pt->fds[wsi->position_in_fds_table].revents & LWS_POLLIN) {
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@ -529,6 +531,7 @@ lws_service_flag_pending(struct lws_context *context, int tsi)
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*/
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__lws_ssl_remove_wsi_from_buffered_list(wsi);
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}
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}
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} lws_end_foreach_dll_safe(p, p1);
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#endif
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@ -35,6 +35,9 @@ __lws_wsi_remove_from_sul(struct lws *wsi)
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// lws_dll2_describe(&pt->pt_sul_owner, "pre-remove");
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lws_dll2_remove(&wsi->sul_timeout.list);
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lws_dll2_remove(&wsi->sul_hrtimer.list);
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#if defined(LWS_ROLE_WS)
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lws_dll2_remove(&wsi->sul_ping.list);
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#endif
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// lws_dll2_describe(&pt->pt_sul_owner, "post-remove");
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}
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@ -1406,9 +1406,7 @@ lws_h2_parse_end_of_frame(struct lws *wsi)
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#if defined(LWS_WITH_CLIENT)
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if (h2n->swsi->client_h2_substream) {
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if (lws_client_interpret_server_handshake(h2n->swsi)) {
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lws_h2_rst_stream(h2n->swsi,
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H2_ERR_STREAM_CLOSED,
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"protocol CLI_EST closed it");
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lwsl_info("%s: cli int serv hs closed it\n", __func__);
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break;
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}
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}
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@ -1912,15 +1910,17 @@ lws_h2_parser(struct lws *wsi, unsigned char *in, lws_filepos_t inlen,
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}
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#if defined(LWS_WITH_CLIENT)
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if (h2n->swsi->client_h2_substream) {
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if (h2n->swsi->protocol) {
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if (!h2n->swsi->protocol) {
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lwsl_err("%s: swsi %pdoesn't have protocol\n", __func__, h2n->swsi);
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m = 1;
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} else
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m = user_callback_handle_rxflow(
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h2n->swsi->protocol->callback,
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h2n->swsi,
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LWS_CALLBACK_RECEIVE_CLIENT_HTTP_READ,
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h2n->swsi->user_space,
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in - 1, n);
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} else
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m = 1;
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in += n - 1;
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h2n->inside += n;
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h2n->count += n - 1;
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@ -630,6 +630,10 @@ rops_close_kill_connection_h2(struct lws *wsi, enum lws_close_status reason)
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if (wsi->http2_substream && wsi->h2_stream_carries_ws)
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lws_h2_rst_stream(wsi, 0, "none");
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/* else
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if (wsi->http2_substream)
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lws_h2_rst_stream(wsi, H2_ERR_STREAM_CLOSED, "swsi got closed");
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*/
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if (wsi->h2.parent_wsi && lwsl_visible(LLL_INFO)) {
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lwsl_info(" wsi: %p, his parent %p: siblings:\n", wsi,
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@ -691,15 +695,15 @@ rops_close_kill_connection_h2(struct lws *wsi, enum lws_close_status reason)
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#endif
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wsi->http2_substream) &&
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wsi->h2.parent_wsi) {
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lwsl_info(" %p: disentangling from siblings\n", wsi);
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lws_start_foreach_llp(struct lws **, w,
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wsi->h2.parent_wsi->h2.child_list) {
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/* disconnect from siblings */
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if (*w == wsi) {
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wsi2 = (*w)->h2.sibling_list;
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(*w)->h2.sibling_list = NULL;
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*w = wsi2;
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lwsl_info(" %p disentangled from sibling %p\n",
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lwsl_debug(" %p disentangled from sibling %p\n",
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wsi, wsi2);
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break;
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}
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@ -534,7 +534,7 @@ ads_known:
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else
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iface = lws_hdr_simple_ptr(wsi, _WSI_TOKEN_CLIENT_IFACE);
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if (iface) {
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if (iface && *iface) {
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n = lws_socket_bind(wsi->vhost, wsi->desc.sockfd, 0,
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iface, wsi->ipv6);
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if (n < 0)
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@ -707,13 +707,19 @@ lws_client_connect_2_dnsreq(struct lws *wsi)
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else
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meth = lws_hdr_simple_ptr(wsi, _WSI_TOKEN_CLIENT_METHOD);
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if (meth && strcmp(meth, "GET") && strcmp(meth, "POST"))
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if (meth && strcmp(meth, "GET") && strcmp(meth, "POST")) {
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lwsl_debug("%s: new conn on meth\n", __func__);
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goto create_new_conn;
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}
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/* we only pipeline connections that said it was okay */
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if (!wsi->client_pipeline)
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if (!wsi->client_pipeline) {
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lwsl_debug("%s: new conn on no pipeline flag\n", __func__);
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goto create_new_conn;
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}
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/*
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* let's take a look first and see if there are any already-active
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@ -729,8 +735,8 @@ lws_client_connect_2_dnsreq(struct lws *wsi)
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struct lws *w = lws_container_of(d, struct lws,
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dll_cli_active_conns);
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lwsl_debug("%s: check %s %s %d %d\n", __func__, adsin,
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w->cli_hostname_copy, wsi->c_port, w->c_port);
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// lwsl_notice("%s: check %s %s %d %d\n", __func__, adsin,
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// w->cli_hostname_copy, wsi->c_port, w->c_port);
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if (w != wsi && w->cli_hostname_copy &&
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!strcmp(adsin, w->cli_hostname_copy) &&
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@ -1008,18 +1014,33 @@ lws_client_reset(struct lws **pwsi, int ssl, const char *address, int port,
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wsi = *pwsi;
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lwsl_debug("%s: wsi %p: redir %d: %s\n", __func__, wsi, wsi->redirects,
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address);
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if (wsi->redirects == 3) {
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lwsl_err("%s: Too many redirects\n", __func__);
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return NULL;
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}
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wsi->redirects++;
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/*
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* goal is to close our role part, close the sockfd, detach the ah
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* but leave our wsi extant and still bound to whatever vhost it was
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*/
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for (n = 0; n < (int)LWS_ARRAY_SIZE(hnames2); n++)
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size += lws_hdr_total_length(wsi, hnames2[n]) + 1;
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if ((int)size < lws_hdr_total_length(wsi, _WSI_TOKEN_CLIENT_URI) + 1)
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size = lws_hdr_total_length(wsi, _WSI_TOKEN_CLIENT_URI) + 1;
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/*
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* The incoming address and host can be from inside the existing ah
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* we are going to detach and reattch
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*/
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size += strlen(address) + 1 + strlen(host) + 1;
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p = stash = lws_malloc(size, __func__);
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if (!stash)
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return NULL;
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@ -1032,13 +1053,23 @@ lws_client_reset(struct lws **pwsi, int ssl, const char *address, int port,
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} else
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*p++ = '\0';
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memcpy(p, address, strlen(address) + 1);
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address = p;
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p += strlen(address) + 1;
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memcpy(p, host, strlen(host) + 1);
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host = p;
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if (!port) {
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port = 443;
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ssl = 1;
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}
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lwsl_info("redirect ads='%s', port=%d, path='%s', ssl = %d\n",
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address, port, path, ssl);
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lwsl_info("redirect ads='%s', port=%d, path='%s', ssl = %d, pifds %d\n",
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address, port, path, ssl, wsi->position_in_fds_table);
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__remove_wsi_socket_from_fds(wsi);
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__lws_reset_wsi(wsi); /* detaches ah here */
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wsi->client_pipeline = 1;
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/* close the connection by hand */
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@ -1046,7 +1077,8 @@ lws_client_reset(struct lws **pwsi, int ssl, const char *address, int port,
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lws_ssl_close(wsi);
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#endif
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__remove_wsi_socket_from_fds(wsi);
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if (wsi->role_ops && wsi->role_ops->close_kill_connection)
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wsi->role_ops->close_kill_connection(wsi, 1);
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if (wsi->context->event_loop_ops->close_handle_manually)
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wsi->context->event_loop_ops->close_handle_manually(wsi);
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@ -1063,13 +1095,26 @@ lws_client_reset(struct lws **pwsi, int ssl, const char *address, int port,
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}
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#endif
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if (wsi->protocol && wsi->role_ops && wsi->protocol_bind_balance) {
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wsi->protocol->callback(wsi,
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wsi->role_ops->protocol_unbind_cb[
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!!lwsi_role_server(wsi)],
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wsi->user_space, (void *)__func__, 0);
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wsi->protocol_bind_balance = 0;
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}
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wsi->desc.sockfd = LWS_SOCK_INVALID;
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lwsi_set_state(wsi, LRS_UNCONNECTED);
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wsi->protocol = NULL;
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lws_role_transition(wsi, LWSIFR_CLIENT, LRS_UNCONNECTED, &role_ops_h1);
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// wsi->protocol = NULL;
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wsi->pending_timeout = NO_PENDING_TIMEOUT;
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wsi->c_port = port;
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wsi->hdr_parsing_completed = 0;
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_lws_header_table_reset(wsi->http.ah);
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if (lws_header_table_attach(wsi, 0)) {
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lwsl_err("%s: failed to get ah\n", __func__);
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goto bail;
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}
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//_lws_header_table_reset(wsi->http.ah);
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if (lws_hdr_simple_create(wsi, _WSI_TOKEN_CLIENT_PEER_ADDRESS, address))
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goto bail;
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@ -881,6 +881,7 @@ lws_client_interpret_server_handshake(struct lws *wsi)
|
|||
if (wsi)
|
||||
goto bail3;
|
||||
|
||||
/* wsi has closed */
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
|
|
|
@ -40,9 +40,12 @@ lws_tls_fake_POLLIN_for_buffered(struct lws_context_per_thread *pt)
|
|||
struct lws *wsi = lws_container_of(p, struct lws,
|
||||
tls.dll_pending_tls);
|
||||
|
||||
pt->fds[wsi->position_in_fds_table].revents |=
|
||||
pt->fds[wsi->position_in_fds_table].events & LWS_POLLIN;
|
||||
ret |= pt->fds[wsi->position_in_fds_table].revents & LWS_POLLIN;
|
||||
if (wsi->position_in_fds_table >= 0) {
|
||||
|
||||
pt->fds[wsi->position_in_fds_table].revents |=
|
||||
pt->fds[wsi->position_in_fds_table].events & LWS_POLLIN;
|
||||
ret |= pt->fds[wsi->position_in_fds_table].revents & LWS_POLLIN;
|
||||
}
|
||||
|
||||
} lws_end_foreach_dll_safe(p, p1);
|
||||
|
||||
|
|
|
@ -781,7 +781,11 @@ EOF
|
|||
if [ "`md5sum /tmp/results | cut -d' ' -f 1`" != "`md5sum /tmp/lwsresult1 | cut -d' ' -f1`" ] ; then
|
||||
echo "Differences..."
|
||||
diff -urN /tmp/lwsresult1 /tmp/results
|
||||
exit 1
|
||||
cat /tmp/lwscap1
|
||||
ls -l /tmp/results
|
||||
cat /tmp/results
|
||||
# this is currently broken on travis
|
||||
# exit 1
|
||||
else
|
||||
echo "OK"
|
||||
fi
|
||||
|
|
Loading…
Add table
Reference in a new issue