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thread.c
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thread.c
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2011 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "common-internal.h"
#include "thread.h"
#include <signal.h>
#include <errno.h>
#include "socket.h"
#include "server.h"
#include "server-protected.h"
#include "fdpoll.h"
#include "fdpoll-protected.h"
#include "connection.h"
#include "connection-protected.h"
#include "handler_error.h"
#include "header.h"
#include "header-protected.h"
#include "util.h"
#include "bogotime.h"
#include "limiter.h"
#include "flcache.h"
#define DEBUG_BUFFER(b) fprintf(stderr, "%s:%d len=%d crc=%d\n", __FILE__, __LINE__, b->len, cherokee_buffer_crc32(b))
#define ENTRIES "core,thread"
static ret_t reactive_conn_from_polling (cherokee_thread_t *thd, cherokee_connection_t *conn);
static ret_t move_connection_to_polling (cherokee_thread_t *thd, cherokee_connection_t *conn);
static void
thread_update_bogo_now (cherokee_thread_t *thd)
{
/* Has it changed?
*/
if (thd->bogo_now == cherokee_bogonow_now)
return;
/* Update time_t
*/
thd->bogo_now = cherokee_bogonow_now;
/* Update struct tm
*/
cherokee_bogotime_lock_read();
memcpy (&thd->bogo_now_tmgmt, &cherokee_bogonow_tmgmt, sizeof(struct tm));
memcpy (&thd->bogo_now_tmloc, &cherokee_bogonow_tmloc, sizeof(struct tm));
/* Update cherokee_buffer_t
*/
cherokee_buffer_clean (&thd->bogo_now_strgmt);
cherokee_buffer_add_buffer (&thd->bogo_now_strgmt, &cherokee_bogonow_strgmt);
cherokee_bogotime_release();
}
#ifdef HAVE_PTHREAD
static NORETURN void *
thread_routine (void *data)
{
cherokee_thread_t *thread = THREAD(data);
/* Wait to start working
*/
CHEROKEE_MUTEX_LOCK (&thread->starting_lock);
/* Update bogonow before start working
*/
thread_update_bogo_now (thread);
/* Step, step, step, ..
*/
while (likely (thread->exit == false)) {
cherokee_thread_step_MULTI_THREAD (thread, false);
}
thread->ended = true;
pthread_detach (thread->thread);
pthread_exit (NULL);
}
#endif
ret_t
cherokee_thread_unlock (cherokee_thread_t *thd)
{
#ifdef HAVE_PTHREAD
CHEROKEE_MUTEX_UNLOCK (&thd->starting_lock);
#endif
return ret_ok;
}
ret_t
cherokee_thread_wait_end (cherokee_thread_t *thd)
{
if (thd->ended)
return ret_ok;
/* Wait until the thread exits
*/
CHEROKEE_THREAD_JOIN (thd->thread);
return ret_ok;
}
ret_t
cherokee_thread_new (cherokee_thread_t **thd,
void *server,
cherokee_thread_type_t type,
cherokee_poll_type_t fdpoll_type,
cint_t system_fd_num,
cint_t fd_num,
cint_t conns_max,
cint_t keepalive_max)
{
ret_t ret;
cherokee_server_t *srv = SRV(server);
CHEROKEE_CNEW_STRUCT (1, n, thread);
/* Init
*/
INIT_LIST_HEAD (LIST(&n->base));
INIT_LIST_HEAD (LIST(&n->active_list));
INIT_LIST_HEAD (LIST(&n->reuse_list));
INIT_LIST_HEAD (LIST(&n->polling_list));
n->exit = false;
n->ended = false;
n->is_full = false;
n->server = server;
n->thread_type = type;
n->conns_num = 0;
n->conns_max = conns_max;
n->conns_keepalive_max = keepalive_max;
n->reuse_list_num = 0;
n->fastcgi_servers = NULL;
n->fastcgi_free_func = NULL;
/* Thread Local Storage
*/
CHEROKEE_THREAD_PROP_SET (thread_error_writer_ptr, NULL);
CHEROKEE_THREAD_PROP_SET (thread_connection_ptr, NULL);
/* Event poll object
*/
if (fdpoll_type == cherokee_poll_UNSET)
ret = cherokee_fdpoll_best_new (&n->fdpoll, system_fd_num, fd_num);
else
ret = cherokee_fdpoll_new (&n->fdpoll, fdpoll_type, system_fd_num, fd_num);
if (unlikely (ret != ret_ok)) {
CHEROKEE_FREE(n);
return ret;
}
/* Sanity check */
if (fd_num < conns_max) {
cherokee_fdpoll_free (n->fdpoll);
CHEROKEE_FREE (n);
return ret_error;
}
/* Bogo now stuff
*/
n->bogo_now = 0;
memset (&n->bogo_now_tmgmt, 0, sizeof (struct tm));
cherokee_buffer_init (&n->bogo_now_strgmt);
/* Temporary buffer used by utility functions
*/
cherokee_buffer_init (&n->tmp_buf1);
cherokee_buffer_init (&n->tmp_buf2);
cherokee_buffer_ensure_size (&n->tmp_buf1, 4096);
cherokee_buffer_ensure_size (&n->tmp_buf2, 4096);
/* Traffic shaping
*/
cherokee_limiter_init (&n->limiter);
/* The thread must adquire this mutex before
* process its connections
*/
CHEROKEE_MUTEX_INIT (&n->ownership, CHEROKEE_MUTEX_FAST);
/* Do some related work..
*/
if (type == thread_async) {
#ifdef HAVE_PTHREAD
int re;
pthread_attr_t attr;
/* Init the thread attributes
*/
pthread_attr_init (&attr);
pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_JOINABLE);
/* Maybe set the scheduling policy
*/
if (srv->thread_policy != -1) {
# ifdef HAVE_PTHREAD_SETSCHEDPOLICY
pthread_attr_setschedpolicy (&attr, srv->thread_policy);
# endif
}
/* Set the start lock
*/
CHEROKEE_MUTEX_INIT (&n->starting_lock, NULL);
CHEROKEE_MUTEX_LOCK (&n->starting_lock);
/* Finally, create the system thread
*/
re = pthread_create (&n->thread, &attr, thread_routine, n);
if (unlikely (re != 0)) {
LOG_ERRNO (re, cherokee_err_error, CHEROKEE_ERROR_THREAD_CREATE, re);
pthread_attr_destroy (&attr);
cherokee_thread_free (n);
return ret_error;
}
pthread_attr_destroy (&attr);
#else
SHOULDNT_HAPPEN;
#endif
}
/* Return the object
*/
*thd = n;
return ret_ok;
}
static void
add_connection (cherokee_thread_t *thd, cherokee_connection_t *conn)
{
cherokee_list_add_tail (LIST(conn), &thd->active_list);
}
static void
add_connection_polling (cherokee_thread_t *thd, cherokee_connection_t *conn)
{
cherokee_list_add_tail (LIST(conn), &thd->polling_list);
}
static void
del_connection (cherokee_thread_t *thd, cherokee_connection_t *conn)
{
UNUSED (thd);
cherokee_list_del (LIST(conn));
}
static void
del_connection_polling (cherokee_thread_t *thd, cherokee_connection_t *conn)
{
UNUSED (thd);
cherokee_list_del (LIST(conn));
}
static ret_t
connection_reuse_or_free (cherokee_thread_t *thread, cherokee_connection_t *conn)
{
/* Disable keepalive in the connection
*/
conn->keepalive = 0;
/* Check the max connection reuse number
*/
if (thread->reuse_list_num >= THREAD_SRV(thread)->conns_reuse_max) {
return cherokee_connection_free (conn);
}
/* Add it to the reusable connection list
*/
cherokee_list_add (LIST(conn), &thread->reuse_list);
thread->reuse_list_num++;
return ret_ok;
}
static void
purge_connection (cherokee_thread_t *thread, cherokee_connection_t *conn)
{
/* It maybe have a delayed log
*/
cherokee_connection_update_vhost_traffic (conn);
cherokee_connection_log (conn);
/* Close & clean the socket and clean up the connection object
*/
cherokee_connection_clean_close (conn);
if (thread->conns_num > 0) {
thread->conns_num--;
}
/* Add it to the reusable list
*/
connection_reuse_or_free (thread, conn);
}
static void
purge_closed_polling_connection (cherokee_thread_t *thread, cherokee_connection_t *conn)
{
ret_t ret;
/* Delete from file descriptors poll
*/
ret = cherokee_fdpoll_del (thread->fdpoll, conn->polling_aim.fd);
if (ret != ret_ok) {
SHOULDNT_HAPPEN;
}
/* Remove from the polling list
*/
del_connection_polling (thread, conn);
/* The connection hasn't the main fd in the file descriptor poll
* so, we just have to remove the connection.
*/
purge_connection (thread, conn);
}
static void
close_active_connection (cherokee_thread_t *thread,
cherokee_connection_t *conn,
cherokee_boolean_t reset)
{
/* Force to send a RST
*/
if (reset) {
cherokee_socket_reset (&conn->socket);
}
/* Remove from active connections list
*/
del_connection (thread, conn);
/* Finally, purge connection
*/
purge_connection (thread, conn);
}
static void
finalize_request (cherokee_thread_t *thread,
cherokee_connection_t *conn)
{
/* CONNECTION CLOSE: If it isn't a keep-alive connection, it
* should try to perform a lingering close (there is no need
* to disable TCP cork before shutdown or before a close).
* Logging is performed after the lingering close.
*/
if (conn->keepalive <= 1) {
conn->phase = phase_shutdown;
return;
}
conn->keepalive--;
/* Log
*/
cherokee_connection_update_vhost_traffic (conn);
cherokee_connection_log (conn);
/* There might be data in the kernel buffer. Flush it before
* the connection is reused for the next keep-alive request.
* If not flushed, the data would remain on the buffer until
* the timeout is reached (with a huge performance penalty).
*/
cherokee_socket_flush (&conn->socket);
/* Clean the connection
*/
cherokee_connection_clean (conn, true);
/* Update the timeout value
*/
conn->timeout = cherokee_bogonow_now + conn->timeout_lapse;
}
static void
send_hardcoded_error (cherokee_socket_t *sock,
const char *error,
cherokee_buffer_t *tmp)
{
ret_t ret;
size_t write;
cherokee_boolean_t done = false;
cherokee_buffer_clean (tmp);
cherokee_buffer_add_va (tmp,
"HTTP/1.0 %s" CRLF_CRLF \
"<!DOCTYPE html>" CRLF \
"<html><head><title>%s</title></head>" CRLF \
"<body><h1>%s</h1></body></html>",
error, error, error);
do {
write = 0;
ret = cherokee_socket_bufwrite (sock, tmp, &write);
switch (ret) {
case ret_ok:
if (write > 0) {
cherokee_buffer_move_to_begin (tmp, write);
}
default:
done = true;
}
if (cherokee_buffer_is_empty (tmp))
done = true;
} while (!done);
}
static void
process_polling_connections (cherokee_thread_t *thd)
{
int re;
ret_t ret;
cherokee_list_t *tmp, *i;
cherokee_connection_t *conn;
list_for_each_safe (i, tmp, LIST(&thd->polling_list)) {
conn = CONN(i);
/* Thread's properties
*/
if (CONN_VSRV(conn)) {
/* Current connection
*/
CHEROKEE_THREAD_PROP_SET (thread_connection_ptr, conn);
/* Error writer
*/
if (CONN_VSRV(conn)->error_writer) {
CHEROKEE_THREAD_PROP_SET (thread_error_writer_ptr,
CONN_VSRV(conn)->error_writer);
}
}
/* Has the connection expired?
*/
if (conn->timeout < cherokee_bogonow_now) {
TRACE (ENTRIES",polling,timeout",
"processing polling conn (%p, %s): Time out\n",
conn, cherokee_connection_get_phase_str (conn));
/* Information collection
*/
if (THREAD_SRV(thd)->collector != NULL) {
cherokee_collector_log_timeout (THREAD_SRV(thd)->collector);
}
/* Most likely a 'Gateway Timeout'
*/
if ((conn->phase >= phase_processing_header) ||
((conn->phase == phase_reading_header) && (conn->incoming_header.len >= 1)))
{
/* Push a hardcoded error
*/
send_hardcoded_error (&conn->socket,
http_gateway_timeout_string,
THREAD_TMP_BUF1(thd));
/* Assign the error code. Even though it wasn't used
* before the handler::free function could check it.
*/
conn->error_code = http_gateway_timeout;
/* Purge the connection
*/
purge_closed_polling_connection (thd, conn);
continue;
}
/* Timed-out: Reactive the connection. The
* main loop will take care of closing it.
*/
ret = reactive_conn_from_polling (thd, conn);
if (unlikely (ret != ret_ok)) {
purge_closed_polling_connection (thd, conn);
continue;
}
continue;
}
/* Is there information to be sent?
*/
if (conn->buffer.len > 0) {
ret = reactive_conn_from_polling (thd, conn);
if (unlikely (ret != ret_ok)) {
purge_closed_polling_connection (thd, conn);
continue;
}
continue;
}
/* Check the "extra" file descriptor
*/
re = cherokee_fdpoll_check (thd->fdpoll, conn->polling_aim.fd, conn->polling_aim.mode);
switch (re) {
case -1:
/* Error, move back the connection
*/
TRACE (ENTRIES",polling", "conn %p(fd=%d): status is Error (fd=%d)\n",
conn, SOCKET_FD(&conn->socket), conn->polling_aim.fd);
purge_closed_polling_connection (thd, conn);
continue;
case 0:
/* Nothing to do.. wait longer
*/
;
continue;
}
/* Move from the 'polling' to the 'active' list:
*/
ret = reactive_conn_from_polling (thd, conn);
if (unlikely (ret != ret_ok)) {
purge_closed_polling_connection (thd, conn);
continue;
}
}
}
static void
process_active_connections (cherokee_thread_t *thd)
{
ret_t ret;
off_t len;
cherokee_list_t *i, *tmp;
cherokee_connection_t *conn = NULL;
cherokee_server_t *srv = SRV(thd->server);
cherokee_socket_status_t blocking;
#ifdef TRACE_ENABLED
if (cherokee_trace_is_tracing()) {
if (! cherokee_list_empty (&thd->active_list)) {
TRACE (ENTRIES",active", "Active connections:%s", "\n");
}
list_for_each_safe (i, tmp, &thd->active_list) {
conn = CONN(i);
TRACE (ENTRIES",active", " \\- processing conn (%p), phase %d '%s', socket=%d\n",
conn, conn->phase, cherokee_connection_get_phase_str (conn), conn->socket.socket);
}
}
#endif
/* Process active connections
*/
list_for_each_safe (i, tmp, LIST(&thd->active_list)) {
conn = CONN(i);
TRACE (ENTRIES, "processing conn (%p), phase %d '%s', socket=%d\n",
conn, conn->phase, cherokee_connection_get_phase_str (conn), conn->socket.socket);
/* Thread's properties
*/
if (CONN_VSRV(conn)) {
/* Current connection
*/
CHEROKEE_THREAD_PROP_SET (thread_connection_ptr, conn);
/* Error writer
*/
if (CONN_VSRV(conn)->error_writer) {
CHEROKEE_THREAD_PROP_SET (thread_error_writer_ptr,
CONN_VSRV(conn)->error_writer);
}
}
/* Has the connection been too much time w/o any work
*/
if (conn->timeout < cherokee_bogonow_now) {
TRACE (ENTRIES",polling,timeout",
"processing active conn (%p, %s): Time out\n",
conn, cherokee_connection_get_phase_str (conn));
/* The lingering close timeout expired.
* Proceed to close the connection.
*/
if ((conn->phase == phase_shutdown) ||
(conn->phase == phase_lingering))
{
close_active_connection (thd, conn, false);
continue;
}
/* Information collection
*/
if (THREAD_SRV(thd)->collector != NULL) {
cherokee_collector_log_timeout (THREAD_SRV(thd)->collector);
}
goto shutdown;
}
/* Update the connection timeout
*/
if ((conn->phase != phase_tls_handshake) &&
(conn->phase != phase_reading_header) &&
(conn->phase != phase_reading_post) &&
(conn->phase != phase_shutdown) &&
(conn->phase != phase_lingering))
{
cherokee_connection_update_timeout (conn);
}
/* Maybe update traffic counters
*/
if ((CONN_VSRV(conn)->collector) &&
(conn->traffic_next < cherokee_bogonow_now) &&
((conn->rx_partial != 0) || (conn->tx_partial != 0)))
{
cherokee_connection_update_vhost_traffic (conn);
}
/* Traffic shaping limiter
*/
if (conn->limit_blocked_until > 0) {
cherokee_thread_retire_active_connection (thd, conn);
cherokee_limiter_add_conn (&thd->limiter, conn);
continue;
}
TRACE (ENTRIES, "conn on phase n=%d: %s\n",
conn->phase, cherokee_connection_get_phase_str (conn));
/* Phases
*/
switch (conn->phase) {
case phase_tls_handshake:
blocking = socket_closed;
ret = cherokee_socket_init_tls (&conn->socket, CONN_VSRV(conn), conn, &blocking);
switch (ret) {
case ret_eagain:
switch (blocking) {
case socket_reading:
break;
case socket_writing:
break;
default:
break;
}
continue;
case ret_ok:
TRACE(ENTRIES, "Handshake %s\n", "finished");
/* Set mode and update timeout
*/
cherokee_connection_update_timeout (conn);
conn->phase = phase_reading_header;
break;
case ret_eof:
case ret_error:
goto shutdown;
default:
RET_UNKNOWN(ret);
goto shutdown;
}
break;
case phase_reading_header:
/* Maybe the buffer has a request (previous pipelined)
*/
if (! cherokee_buffer_is_empty (&conn->incoming_header))
{
ret = cherokee_header_has_header (&conn->header,
&conn->incoming_header,
conn->incoming_header.len);
switch (ret) {
case ret_ok:
goto phase_reading_header_EXIT;
case ret_not_found:
break;
case ret_error:
goto shutdown;
default:
RET_UNKNOWN(ret);
goto shutdown;
}
}
/* Read from the client
*/
ret = cherokee_connection_recv (conn,
&conn->incoming_header,
DEFAULT_RECV_SIZE, &len);
switch (ret) {
case ret_ok:
break;
case ret_eagain:
cherokee_thread_deactive_to_polling (thd, conn);
continue;
case ret_eof:
case ret_error:
goto shutdown;
default:
RET_UNKNOWN(ret);
goto shutdown;
}
/* Check security after read
*/
ret = cherokee_connection_reading_check (conn);
if (ret != ret_ok) {
conn->keepalive = 0;
conn->phase = phase_setup_connection;
conn->header.version = http_version_11;
continue;
}
/* May it already has the full header
*/
ret = cherokee_header_has_header (&conn->header, &conn->incoming_header, len+4);
switch (ret) {
case ret_ok:
break;
case ret_not_found:
conn->phase = phase_reading_header;
continue;
case ret_error:
goto shutdown;
default:
RET_UNKNOWN(ret);
goto shutdown;
}
/* fall down */
phase_reading_header_EXIT:
conn->phase = phase_processing_header;
/* fall down */
case phase_processing_header:
/* Get the request
*/
ret = cherokee_connection_get_request (conn);
switch (ret) {
case ret_ok:
break;
case ret_eagain:
continue;
default:
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Thread's error logger
*/
if (CONN_VSRV(conn) &&
CONN_VSRV(conn)->error_writer)
{
CHEROKEE_THREAD_PROP_SET (thread_error_writer_ptr,
CONN_VSRV(conn)->error_writer);
}
/* Update timeout of the Keep-alive connections carried over..
* The previous timeout was set to allow them to linger open
* for a while. The new one is set to allow the server to serve
* the new request.
*/
if ((conn->keepalive > 0) &&
(conn->keepalive < CONN_SRV(conn)->keepalive_max))
{
cherokee_connection_update_timeout (conn);
}
/* Information collection
*/
if (THREAD_SRV(thd)->collector != NULL) {
cherokee_collector_log_request (THREAD_SRV(thd)->collector);
}
conn->phase = phase_setup_connection;
/* fall down */
case phase_setup_connection: {
cherokee_rule_list_t *rules;
cherokee_boolean_t is_userdir;
/* HSTS support
*/
if ((conn->socket.is_tls != TLS) &&
(CONN_VSRV(conn)->hsts.enabled))
{
cherokee_connection_setup_hsts_handler (conn);
continue;
}
/* Is it already an error response?
*/
if (http_type_300 (conn->error_code) ||
http_type_400 (conn->error_code) ||
http_type_500 (conn->error_code))
{
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Front-line cache
*/
if ((CONN_VSRV(conn)->flcache) &&
(conn->header.method == http_get))
{
TRACE (ENTRIES, "Front-line cache available: '%s'\n", CONN_VSRV(conn)->name.buf);
ret = cherokee_flcache_req_get_cached (CONN_VSRV(conn)->flcache, conn);
if (ret == ret_ok) {
/* Set Keepalive, Rate, and skip to add_headers
*/
cherokee_connection_set_keepalive (conn);
cherokee_connection_set_rate (conn, &conn->config_entry);
conn->phase = phase_add_headers;
goto add_headers;
}
}
TRACE (ENTRIES, "Setup connection begins: request=\"%s\"\n", conn->request.buf);
TRACE_CONN(conn);
cherokee_config_entry_ref_clean (&conn->config_entry);
/* Choose the virtual entries table
*/
is_userdir = ((CONN_VSRV(conn)->userdir.len > 0) && (conn->userdir.len > 0));
if (is_userdir) {
rules = &CONN_VSRV(conn)->userdir_rules;
} else {
rules = &CONN_VSRV(conn)->rules;
}
/* Local directory
*/
if (cherokee_buffer_is_empty (&conn->local_directory)) {
if (is_userdir)
ret = cherokee_connection_build_local_directory_userdir (conn, CONN_VSRV(conn));
else
ret = cherokee_connection_build_local_directory (conn, CONN_VSRV(conn));
}
/* Check against the rule list. It fills out ->config_entry, and
* conn->auth_type
* conn->expiration*
* conn->timeout_*
*/
ret = cherokee_rule_list_match (rules, conn, &conn->config_entry);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Local directory
*/
cherokee_connection_set_custom_droot (conn, &conn->config_entry);
/* Set the logger of the connection
*/
if (conn->config_entry.no_log != true) {
conn->logger_ref = CONN_VSRV(conn)->logger;
}
/* Check of the HTTP method is supported by the handler
*/
ret = cherokee_connection_check_http_method (conn, &conn->config_entry);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Check Only-Secure connections
*/
ret = cherokee_connection_check_only_secure (conn, &conn->config_entry);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Check for IP validation
*/
ret = cherokee_connection_check_ip_validation (conn, &conn->config_entry);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Check for authentication
*/
ret = cherokee_connection_check_authentication (conn, &conn->config_entry);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Update the keep-alive property
*/
cherokee_connection_set_keepalive (conn);
/* Traffic Shaping
*/
cherokee_connection_set_rate (conn, &conn->config_entry);
/* Create the handler
*/
ret = cherokee_connection_create_handler (conn, &conn->config_entry);
switch (ret) {
case ret_ok:
break;
case ret_eagain:
cherokee_connection_clean_for_respin (conn);
continue;
case ret_eof:
/* Connection drop */
close_active_connection (thd, conn, true);
continue;
default:
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Turn chunked encoding on, if possible
*/
cherokee_connection_set_chunked_encoding (conn);
/* Instance an encoder if needed
*/
ret = cherokee_connection_create_encoder (conn, conn->config_entry.encoders);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Parse the rest of headers
*/
ret = cherokee_connection_parse_range (conn);
if (unlikely (ret != ret_ok)) {
cherokee_connection_setup_error_handler (conn);
continue;
}
/* Front-line cache
*/