mirror/nginx
1
0
Fork 0
mirror of https://github.com/nginx/nginx.git synced 2025-06-07 17:52:38 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

nginx-0.0.1-2003-05-19-20:39:14 import

Browse Source
This commit is contained in:
Igor Sysoev 2003-05-19 16:39:14 +00:00
parent bb4ec5c172
commit a98301160d
41 changed files with 1527 additions and 958 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
src/core/nginx.c
View File

@ -4,6 +4,7 @@
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_connection.h>
#include <ngx_os_init.h>
#include <ngx_string.h>
#include <ngx_errno.h>
@ -13,7 +14,6 @@
#include <ngx_array.h>
#include <ngx_socket.h>
#include <ngx_server.h>
#include <ngx_connection.h>
#include <ngx_listen.h>
#include <ngx_conf_file.h>
@ -35,6 +35,10 @@ ngx_server_t ngx_server;
ngx_log_t ngx_log;
ngx_pool_t *ngx_pool;
void ****ngx_conf_ctx;
ngx_os_io_t ngx_io;
int ngx_max_module;
@ -55,41 +59,35 @@ int main(int argc, char *const *argv)
ngx_log.log_level = NGX_LOG_DEBUG;
if (ngx_os_init(&ngx_log) == NGX_ERROR) {
exit(1);
return 1;
}
ngx_pool = ngx_create_pool(16 * 1024, &ngx_log);
/* */
#if (WIN32)
if (ngx_init_sockets(&ngx_log) == NGX_ERROR) {
exit(1);
}
#else
ngx_set_signals(&ngx_log);
#endif
ngx_init_array(ngx_listening_sockets, ngx_pool, 10, sizeof(ngx_listen_t),
1);
ngx_max_module = 0;
for (i = 0; ngx_modules[i]; i++) {
ngx_modules[i]->index = ngx_max_module++;
}
ngx_memzero(&conf, sizeof(ngx_conf_t));
/* life cycle */
ngx_test_null(conf.args, ngx_create_array(ngx_pool, 10, sizeof(ngx_str_t)),
{
ngx_init_array(ngx_listening_sockets,
ngx_pool, 10, sizeof(ngx_listen_t),
1);
ngx_test_null(conf.ctx,
ngx_memzero(&conf, sizeof(ngx_conf_t));
ngx_test_null(conf.args,
ngx_create_array(ngx_pool, 10, sizeof(ngx_str_t)),
1);
ngx_test_null(ngx_conf_ctx,
ngx_pcalloc(ngx_pool, ngx_max_module * sizeof(void *)),
1);
conf.ctx = ngx_conf_ctx;
conf.pool = ngx_pool;
conf.log = &ngx_log;
conf.module_type = NGX_CORE_MODULE_TYPE;
@ -104,6 +102,8 @@ int main(int argc, char *const *argv)
ngx_init_temp_number();
ngx_io = ngx_os_io;
for (i = 0; ngx_modules[i]; i++) {
if (ngx_modules[i]->init_module) {
if (ngx_modules[i]->init_module(ngx_pool) == NGX_ERROR) {
@ -114,7 +114,7 @@ int main(int argc, char *const *argv)
ngx_open_listening_sockets(&ngx_log);
/* TODO: daemon */
/* TODO: daemon, once only */
/* TODO: fork */
@ -124,25 +124,11 @@ int main(int argc, char *const *argv)
/* STUB */
ngx_worker(&ngx_log);
}
return 0;
}
#if !(WIN32)
static void ngx_set_signals(ngx_log_t *log)
{
struct sigaction sa;
ngx_memzero(&sa, sizeof(struct sigaction));
sa.sa_handler = SIG_IGN;
sigemptyset(&sa.sa_mask);
if (sigaction(SIGPIPE, &sa, NULL) == -1) {
ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
"sigaction(SIGPIPE, SIG_IGN) failed");
exit(1);
}
}
#endif
static void ngx_open_listening_sockets(ngx_log_t *log)
{

2
src/core/ngx_alloc.h
View File

@ -42,5 +42,7 @@ void ngx_destroy_pool(ngx_pool_t *pool);
void *ngx_palloc(ngx_pool_t *pool, size_t size);
void *ngx_pcalloc(ngx_pool_t *pool, size_t size);
#define ngx_free free
#endif /* _NGX_ALLOC_H_INCLUDED_ */

2
src/core/ngx_array.h
View File

@ -7,7 +7,7 @@
#include <ngx_alloc.h>
typedef struct {
char *elts;
void *elts;
int nelts;
size_t size;
int nalloc;

8
src/core/ngx_conf_file.c
View File

@ -19,7 +19,7 @@ char *ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
{
int i, rc, found;
char *rv;
void *conf, **pconf;
void *conf, **confp;
ngx_str_t *name;
ngx_fd_t fd;
ngx_conf_file_t *prev;
@ -164,10 +164,10 @@ ngx_log_debug(cf->log, "command '%s'" _ cmd->name.data);
conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
} else if (cf->ctx) {
pconf = *(void **) ((char *) cf->ctx + cmd->conf);
confp = *(void **) ((char *) cf->ctx + cmd->conf);
if (pconf) {
conf = pconf[*(int *)(ngx_modules[i]->ctx)];
if (confp) {
conf = confp[*(int *)(ngx_modules[i]->ctx)];
}
}

25
src/core/ngx_conf_file.h
View File

@ -96,17 +96,35 @@ struct ngx_conf_s {
};
#define ngx_conf_merge(conf, prev, default) \
#define ngx_get_conf(module) ngx_conf_ctx[module.index]
#define ngx_conf_init_value(conf, default) \
if (conf == NGX_CONF_UNSET) { \
conf = default; \
}
#define ngx_conf_init_size_value(conf, default) \
if (conf == NGX_CONF_UNSET) { \
conf = default; \
}
#define ngx_conf_init_msec_value(conf, default) \
if (conf == NGX_CONF_UNSET) { \
conf = default; \
}
#define ngx_conf_merge_value(conf, prev, default) \
if (conf == NGX_CONF_UNSET) { \
conf = (prev == NGX_CONF_UNSET) ? default : prev; \
}
#define ngx_conf_msec_merge(conf, prev, default) \
#define ngx_conf_merge_msec_value(conf, prev, default) \
if (conf == (ngx_msec_t) NGX_CONF_UNSET) { \
conf = (prev == (ngx_msec_t) NGX_CONF_UNSET) ? default : prev; \
}
#define ngx_conf_size_merge(conf, prev, default) \
#define ngx_conf_merge_size_value(conf, prev, default) \
if (conf == (size_t) NGX_CONF_UNSET) { \
conf = (prev == (size_t) NGX_CONF_UNSET) ? default : prev; \
}
@ -127,6 +145,7 @@ char *ngx_conf_set_time_slot(ngx_conf_t *cf, ngx_command_t *cmd, char *conf);
extern ngx_module_t *ngx_modules[];
extern void ****ngx_conf_ctx;
#endif /* _NGX_HTTP_CONF_FILE_H_INCLUDED_ */

1
src/core/ngx_config.h
View File

@ -92,6 +92,7 @@
#include <sys/time.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <sys/resource.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>

14
src/core/ngx_connection.h
View File

@ -81,12 +81,26 @@ EV_VNODE should notify by some signal if diretory tree is changed
#endif
typedef struct {
ssize_t (*recv)(ngx_connection_t *c, char *buf, size_t size);
void *dummy_recv_chain;
void *dummy_send;
ngx_chain_t *(*send_chain)(ngx_connection_t *c, ngx_chain_t *in);
} ngx_os_io_t;
extern ngx_os_io_t ngx_io;
extern ngx_chain_t *(*ngx_write_chain_proc)
(ngx_connection_t *c, ngx_chain_t *in);
ssize_t ngx_recv_chain(ngx_connection_t *c, ngx_chain_t *ce);
#if 0
ngx_chain_t *ngx_write_chain(ngx_connection_t *c, ngx_chain_t *in, off_t flush);
#endif
/* TODO: move it to OS specific file */

17
src/core/ngx_core.h
View File

@ -2,6 +2,23 @@
#define _NGX_CORE_H_INCLUDED_
#include <ngx_types.h>
#include <ngx_time.h>
#include <ngx_socket.h>
#include <ngx_files.h>
#include <ngx_log.h>
#include <ngx_alloc.h>
#include <ngx_hunk.h>
#include <ngx_array.h>
#include <ngx_string.h>
#include <ngx_file.h>
#include <ngx_conf_file.h>
#include <ngx_connection.h>
#include <ngx_os_init.h>
#define NGX_OK 0
#define NGX_ERROR -1
#define NGX_AGAIN -2

10
src/core/ngx_modules.c
View File

@ -7,6 +7,11 @@
extern ngx_module_t ngx_events_module;
extern ngx_module_t ngx_event_module;
extern ngx_module_t ngx_select_module;
#if (HAVE_KQUEUE)
extern ngx_module_t ngx_kqueue_module;
#endif
extern ngx_module_t ngx_http_module;
extern ngx_module_t ngx_http_core_module;
@ -26,6 +31,11 @@ ngx_module_t *ngx_modules[] = {
&ngx_events_module,
&ngx_event_module,
&ngx_select_module,
#if (HAVE_KQUEUE)
&ngx_kqueue_module,
#endif
/* http */
&ngx_http_module,

4
src/core/ngx_string.h
View File

@ -53,4 +53,8 @@ int ngx_rstrncmp(char *s1, char *s2, size_t n);
int ngx_atoi(char *line, size_t n);
#define ngx_value_helper(n) #n
#define ngx_value(n) ngx_value_helper(n)
#endif /* _NGX_STRING_H_INCLUDED_ */

2
src/event/modules/ngx_aio_module.c
View File

@ -21,7 +21,7 @@ int ngx_aio_init(int max_connections, ngx_log_t *log)
rc = ngx_kqueue_init(max_connections, log);
ngx_event_flags = NGX_HAVE_AIO_EVENT;
ngx_event_flags = NGX_HAVE_AIO_EVENT|NGX_USE_AIO_EVENT;
ngx_write_chain_proc = ngx_aio_write_chain;
return rc;

194
src/event/modules/ngx_kqueue_module.c
View File

@ -1,3 +1,4 @@
/*
* Copyright (C) 2002-2003 Igor Sysoev, http://sysoev.ru
*/
@ -5,37 +6,28 @@
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_types.h>
#include <ngx_log.h>
#include <ngx_connection.h>
#include <ngx_event.h>
#include <ngx_event_timer.h>
#include <ngx_conf_file.h>
#include <ngx_kqueue_module.h>
/* STUB */
#define KQUEUE_NCHANGES 512
#define KQUEUE_NEVENTS 512
static int ngx_kqueue_init(ngx_log_t *log);
static void ngx_kqueue_done(ngx_log_t *log);
static int ngx_kqueue_add_event(ngx_event_t *ev, int event, u_int flags);
static int ngx_kqueue_del_event(ngx_event_t *ev, int event, u_int flags);
static int ngx_kqueue_set_event(ngx_event_t *ev, int filter, u_int flags);
static int ngx_kqueue_process_events(ngx_log_t *log);
static void *ngx_kqueue_create_conf(ngx_pool_t *pool);
static char *ngx_kqueue_init_conf(ngx_pool_t *pool, void *conf);
static int ngx_kqueue_changes;
static int ngx_kqueue_events;
int ngx_kqueue;
/* should be per-thread if threads are used without thread pool */
#if 1
int kq;
#else
static int kq;
#endif
static struct kevent *change_list, *event_list;
static unsigned int nchanges;
static u_int max_changes, nchanges;
static int nevents;
static ngx_event_t *timer_queue;
/* */
static ngx_str_t kqueue_name = ngx_string("kqueue");
@ -45,21 +37,42 @@ static ngx_command_t ngx_kqueue_commands[] = {
NGX_EVENT_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
0,
addressof(ngx_kqueue_changes),
offsetof(ngx_kqueue_conf_t, changes),
NULL},
{ngx_string("kqueue_events"),
NGX_EVENT_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
0,
addressof(ngx_kqueue_events),
offsetof(ngx_kqueue_conf_t, events),
NULL},
{ngx_string(""), 0, NULL, 0, 0, NULL}
};
ngx_event_module_t ngx_kqueue_module_ctx = {
NGX_EVENT_MODULE,
&kqueue_name,
ngx_kqueue_create_conf, /* create configuration */
ngx_kqueue_init_conf, /* init configuration */
{
ngx_kqueue_add_event, /* add an event */
ngx_kqueue_del_event, /* delete an event */
ngx_kqueue_add_event, /* enable an event */
ngx_kqueue_del_event, /* disable an event */
NULL, /* add an connection */
NULL, /* delete an connection */
ngx_kqueue_process_events, /* process the events */
ngx_kqueue_init, /* init the events */
ngx_kqueue_done, /* done the events */
}
};
ngx_module_t ngx_kqueue_module = {
&kqueue_name, /* module context */
&ngx_kqueue_module_ctx, /* module context */
0, /* module index */
ngx_kqueue_commands, /* module directives */
NGX_EVENT_MODULE_TYPE, /* module type */
@ -67,109 +80,91 @@ ngx_module_t ngx_kqueue_module = {
};
int ngx_kqueue_init(int max_connections, ngx_log_t *log)
static int ngx_kqueue_init(ngx_log_t *log)
{
int change_size, event_size;
ngx_kqueue_conf_t *kcf;
nevents = KQUEUE_NEVENTS;
kcf = ngx_event_get_conf(ngx_kqueue_module_ctx);
ngx_log_debug(log, "CH: %d" _ kcf->changes);
ngx_log_debug(log, "EV: %d" _ kcf->events);
max_changes = kcf->changes;
nevents = kcf->events;
nchanges = 0;
change_size = sizeof(struct kevent) * KQUEUE_NCHANGES;
event_size = sizeof(struct kevent) * KQUEUE_NEVENTS;
kq = kqueue();
ngx_kqueue = kqueue();
if (kq == -1) {
if (ngx_kqueue == -1) {
ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "kqueue() failed");
return NGX_ERROR;
}
ngx_test_null(change_list, ngx_alloc(change_size, log), NGX_ERROR);
ngx_test_null(event_list, ngx_alloc(event_size, log), NGX_ERROR);
ngx_test_null(change_list,
ngx_alloc(kcf->changes * sizeof(struct kevent), log),
NGX_ERROR);
ngx_test_null(event_list,
ngx_alloc(kcf->events * sizeof(struct kevent), log),
NGX_ERROR);
timer_queue = ngx_event_init_timer(log);
if (timer_queue == NULL) {
if (ngx_event_timer_init(log) == NGX_ERROR) {
return NGX_ERROR;
}
ngx_event_actions.add = ngx_kqueue_add_event;
ngx_event_actions.del = ngx_kqueue_del_event;
ngx_event_actions.timer = ngx_event_add_timer;
ngx_event_actions.process = ngx_kqueue_process_events;
#if (HAVE_AIO_EVENT)
ngx_event_flags = NGX_HAVE_AIO_EVENT;
#else
ngx_event_actions = ngx_kqueue_module_ctx.actions;
ngx_event_flags = NGX_HAVE_LEVEL_EVENT
|NGX_HAVE_ONESHOT_EVENT
#if (HAVE_CLEAR_EVENT)
|NGX_HAVE_CLEAR_EVENT
#else
|NGX_USE_LEVEL_EVENT
#endif
#if (HAVE_LOWAT_EVENT)
|NGX_HAVE_LOWAT_EVENT
#endif
|NGX_HAVE_KQUEUE_EVENT;
ngx_write_chain_proc = ngx_freebsd_write_chain;
#endif
return NGX_OK;
}
void ngx_kqueue_done(ngx_log_t *log)
static void ngx_kqueue_done(ngx_log_t *log)
{
if (close(kq) == -1) {
if (close(ngx_kqueue) == -1) {
ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "kqueue close() failed");
}
ngx_event_timer_done(log);
ngx_free(change_list);
ngx_free(event_list);
}
int ngx_kqueue_add_event(ngx_event_t *ev, int event, u_int flags)
static int ngx_kqueue_add_event(ngx_event_t *ev, int event, u_int flags)
{
ngx_connection_t *c;
ev->active = 1;
ev->oneshot = (flags & NGX_ONESHOT_EVENT) ? 1: 0;
/* The event addition or change should be always passed to a kernel
because there can be case when event was passed to a kernel then
added again to the change_list and then deleted from the change_list
by ngx_kqueue_del_event() so the first event still remains in a kernel */
#if 0
if (nchanges > 0
&& ev->index < nchanges
&& change_list[ev->index].udata == ev)
&& (void *) ((uintptr_t) change_list[ev->index].udata & ~1) == ev)
{
#if (NGX_DEBUG_EVENT)
ngx_connection_t *c = (ngx_connection_t *) ev->data;
ngx_log_debug(ev->log, "kqueue add event: %d: ft:%d" _ c->fd _ event);
#endif
c = ev->data;
ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
"previous event were not passed in kernel", c->fd);
/* if the event is still not passed to a kernel we change it */
change_list[ev->index].filter = event;
change_list[ev->index].flags = flags;
return NGX_OK;
return NGX_ERROR;
}
#endif
return ngx_kqueue_set_event(ev, event, EV_ADD | flags);
}
int ngx_kqueue_del_event(ngx_event_t *ev, int event, u_int flags)
static int ngx_kqueue_del_event(ngx_event_t *ev, int event, u_int flags)
{
ngx_event_t *e;
@ -181,7 +176,8 @@ int ngx_kqueue_del_event(ngx_event_t *ev, int event, u_int flags)
{
#if (NGX_DEBUG_EVENT)
ngx_connection_t *c = (ngx_connection_t *) ev->data;
ngx_log_debug(ev->log, "kqueue del event: %d: ft:%d" _ c->fd _ event);
ngx_log_debug(ev->log, "kqueue event deleted: %d: ft:%d" _
c->fd _ event);
#endif
/* if the event is still not passed to a kernel we will not pass it */
@ -207,26 +203,26 @@ int ngx_kqueue_del_event(ngx_event_t *ev, int event, u_int flags)
}
int ngx_kqueue_set_event(ngx_event_t *ev, int filter, u_int flags)
static int ngx_kqueue_set_event(ngx_event_t *ev, int filter, u_int flags)
{
struct timespec ts;
ngx_connection_t *c;
c = (ngx_connection_t *) ev->data;
c = ev->data;
#if (NGX_DEBUG_EVENT)
ngx_log_debug(ev->log, "kqueue set event: %d: ft:%d f:%08x" _
c->fd _ filter _ flags);
#endif
if (nchanges >= KQUEUE_NCHANGES) {
if (nchanges >= max_changes) {
ngx_log_error(NGX_LOG_WARN, ev->log, 0,
"kqueue change list is filled up");
ts.tv_sec = 0;
ts.tv_nsec = 0;
if (kevent(kq, change_list, nchanges, NULL, 0, &ts) == -1) {
if (kevent(ngx_kqueue, change_list, nchanges, NULL, 0, &ts) == -1) {
ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, "kevent failed");
return NGX_ERROR;
}
@ -265,7 +261,7 @@ int ngx_kqueue_set_event(ngx_event_t *ev, int filter, u_int flags)
}
int ngx_kqueue_process_events(ngx_log_t *log)
static int ngx_kqueue_process_events(ngx_log_t *log)
{
int events, instance, i;
ngx_msec_t timer, delta;
@ -292,7 +288,7 @@ int ngx_kqueue_process_events(ngx_log_t *log)
ngx_log_debug(log, "kevent timer: %d" _ timer);
#endif
events = kevent(kq, change_list, nchanges, event_list, nevents, tp);
events = kevent(ngx_kqueue, change_list, nchanges, event_list, nevents, tp);
if (events == -1) {
ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "kevent failed");
@ -305,8 +301,8 @@ int ngx_kqueue_process_events(ngx_log_t *log)
gettimeofday(&tv, NULL);
delta = tv.tv_sec * 1000 + tv.tv_usec / 1000 - delta;
/* Expired timers must be deleted before the events processing
because the new timers can be added during the processing */
/* The expired timers must be handled before a processing of the events
because the new timers can be added during a processing */
ngx_event_expire_timers(delta);
@ -370,8 +366,9 @@ int ngx_kqueue_process_events(ngx_log_t *log)
ev->error = event_list[i].fflags;
}
if (ev->oneshot) {
if (ev->oneshot && ev->timer_set) {
ngx_del_timer(ev);
ev->timer_set = 0;
}
/* fall through */
@ -392,3 +389,28 @@ int ngx_kqueue_process_events(ngx_log_t *log)
return NGX_OK;
}
static void *ngx_kqueue_create_conf(ngx_pool_t *pool)
{
ngx_kqueue_conf_t *kcf;
ngx_test_null(kcf, ngx_palloc(pool, sizeof(ngx_kqueue_conf_t)),
NGX_CONF_ERROR);
kcf->changes = NGX_CONF_UNSET;
kcf->events = NGX_CONF_UNSET;
return kcf;
}
static char *ngx_kqueue_init_conf(ngx_pool_t *pool, void *conf)
{
ngx_kqueue_conf_t *kcf = conf;
ngx_conf_init_value(kcf->changes, 512);
ngx_conf_init_value(kcf->events, 512);
return NGX_CONF_OK;
}

19
src/event/modules/ngx_kqueue_module.h
View File

@ -2,22 +2,13 @@
#define _NGX_KQUEUE_MODULE_H_INCLUDED_
#include <ngx_types.h>
#include <ngx_log.h>
#include <ngx_event.h>
int ngx_kqueue_init(int max_connections, ngx_log_t *log);
int ngx_kqueue_add_event(ngx_event_t *ev, int event, u_int flags);
int ngx_kqueue_del_event(ngx_event_t *ev, int event, u_int flags);
int ngx_kqueue_set_event(ngx_event_t *ev, int filter, u_int flags);
void ngx_kqueue_add_timer(ngx_event_t *ev, ngx_msec_t timer);
int ngx_kqueue_process_events(ngx_log_t *log);
typedef struct {
int changes;
int events;
} ngx_kqueue_conf_t;
#if 1
extern int kq;
#endif
extern int ngx_kqueue;
#endif /* _NGX_KQUEUE_MODULE_H_INCLUDED_ */

3
src/event/modules/ngx_poll_module.c
View File

@ -242,7 +242,10 @@ int ngx_poll_process_events(ngx_log_t *log)
ev->ready = 1;
if (ev->oneshot) {
if (ev->timer_set) {
ngx_del_timer(ev);
ev->timer_set = 0;
}
if (ev->write) {
ngx_poll_del_event(ev, NGX_WRITE_EVENT, 0);

123
src/event/modules/ngx_select_module.c
View File

@ -1,16 +1,24 @@
/*
* Copyright (C) 2002-2003 Igor Sysoev, http://sysoev.ru
*/
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_types.h>
#include <ngx_log.h>
#include <ngx_time.h>
#include <ngx_connection.h>
#include <ngx_event.h>
#include <ngx_event_timer.h>
#include <ngx_select_module.h>
/* should be per-thread */
static int ngx_select_init(ngx_log_t *log);
static void ngx_select_done(ngx_log_t *log);
static int ngx_select_add_event(ngx_event_t *ev, int event, u_int flags);
static int ngx_select_del_event(ngx_event_t *ev, int event, u_int flags);
static int ngx_select_process_events(ngx_log_t *log);
static char *ngx_select_init_conf(ngx_pool_t *pool, void *conf);
static fd_set master_read_fd_set;
static fd_set master_write_fd_set;
static fd_set work_read_fd_set;
@ -27,45 +35,67 @@ static u_int nevents;
static ngx_event_t **event_index;
static ngx_event_t **ready_index;
static ngx_event_t *timer_queue;
/* */
int ngx_select_init(int max_connections, ngx_log_t *log)
static ngx_str_t select_name = ngx_string("select");
ngx_event_module_t ngx_select_module_ctx = {
NGX_EVENT_MODULE,
&select_name,
NULL, /* create configuration */
ngx_select_init_conf, /* init configuration */
{
if (max_connections > FD_SETSIZE) {
ngx_log_error(NGX_LOG_EMERG, log, 0,
#if (WIN32)
"maximum number of descriptors "
"supported by select() is %d", FD_SETSIZE);
#else
"maximum descriptor number"
"supported by select() is %d", FD_SETSIZE - 1);
#endif
exit(1);
ngx_select_add_event, /* add an event */
ngx_select_del_event, /* delete an event */
ngx_select_add_event, /* enable an event */
ngx_select_del_event, /* disable an event */
NULL, /* add an connection */
NULL, /* delete an connection */
ngx_select_process_events, /* process the events */
ngx_select_init, /* init the events */
ngx_select_done /* done the events */
}
};
ngx_module_t ngx_select_module = {
&ngx_select_module_ctx, /* module context */
0, /* module index */
NULL, /* module directives */
NGX_EVENT_MODULE_TYPE, /* module type */
NULL /* init module */
};
static int ngx_select_init(ngx_log_t *log)
{
ngx_event_conf_t *ecf;
ecf = ngx_event_get_conf(ngx_event_module_ctx);
FD_ZERO(&master_read_fd_set);
FD_ZERO(&master_write_fd_set);
ngx_test_null(event_index,
ngx_alloc(sizeof(ngx_event_t *) * 2 * max_connections, log),
ngx_alloc(sizeof(ngx_event_t *) * 2 * ecf->connections, log),
NGX_ERROR);
ngx_test_null(ready_index,
ngx_alloc(sizeof(ngx_event_t *) * 2 * max_connections, log),
ngx_alloc(sizeof(ngx_event_t *) * 2 * ecf->connections, log),
NGX_ERROR);
nevents = 0;
timer_queue = ngx_event_init_timer(log);
if (timer_queue == NULL) {
if (ngx_event_timer_init(log) == NGX_ERROR) {
return NGX_ERROR;
}
ngx_event_actions.add = ngx_select_add_event;
ngx_event_actions.del = ngx_select_del_event;
ngx_event_actions.timer = ngx_event_add_timer;
ngx_event_actions.process = ngx_select_process_events;
ngx_event_actions = ngx_select_module_ctx.actions;
ngx_event_flags = NGX_HAVE_LEVEL_EVENT
|NGX_HAVE_ONESHOT_EVENT
|NGX_USE_LEVEL_EVENT;
#if (WIN32)
max_read = max_write = 0;
@ -76,11 +106,19 @@ int ngx_select_init(int max_connections, ngx_log_t *log)
return NGX_OK;
}
int ngx_select_add_event(ngx_event_t *ev, int event, u_int flags)
static void ngx_select_done(ngx_log_t *log)
{
ngx_free(event_index);
ngx_free(ready_index);
}
static int ngx_select_add_event(ngx_event_t *ev, int event, u_int flags)
{
ngx_connection_t *c;
c = (ngx_connection_t *) ev->data;
c = ev->data;
#if (NGX_DEBUG_EVENT)
ngx_log_debug(ev->log, "select fd:%d event:%d" _ c->fd _ event);
@ -132,10 +170,12 @@ int ngx_select_add_event(ngx_event_t *ev, int event, u_int flags)
return NGX_OK;
}
int ngx_select_del_event(ngx_event_t *ev, int event, u_int flags)
static int ngx_select_del_event(ngx_event_t *ev, int event, u_int flags)
{
ngx_connection_t *c;
c = (ngx_connection_t *) ev->data;
c = ev->data;
if (ev->index == NGX_INVALID_INDEX)
return NGX_OK;
@ -175,7 +215,8 @@ int ngx_select_del_event(ngx_event_t *ev, int event, u_int flags)
return NGX_OK;
}
int ngx_select_process_events(ngx_log_t *log)
static int ngx_select_process_events(ngx_log_t *log)
{
int ready, found;
u_int i, nready;
@ -298,7 +339,10 @@ int ngx_select_process_events(ngx_log_t *log)
ev->ready = 1;
if (ev->oneshot) {
if (ev->timer_set) {
ngx_del_timer(ev);
ev->timer_set = 0;
}
if (ev->write)
ngx_select_del_event(ev, NGX_WRITE_EVENT, 0);
@ -315,3 +359,18 @@ int ngx_select_process_events(ngx_log_t *log)
return NGX_OK;
}
static char *ngx_select_init_conf(ngx_pool_t *pool, void *conf)
{
ngx_event_conf_t *ecf;
ecf = ngx_event_get_conf(ngx_event_module_ctx);
if (ecf->connections > FD_SETSIZE) {
return "maximum number of connections "
"supported by select() is " ngx_value(FD_SETSIZE);
}
return NGX_CONF_OK;
}

269
src/event/ngx_event.c
View File

@ -11,7 +11,7 @@
#include <ngx_event.h>
#include <ngx_conf_file.h>
#include <ngx_select_module.h>
extern ngx_event_module_t ngx_select_module_ctx;
#if (HAVE_POLL)
#include <ngx_poll_module.h>
@ -22,6 +22,7 @@
#endif
#if (HAVE_KQUEUE)
extern ngx_event_module_t ngx_kqueue_module_ctx;
#include <ngx_kqueue_module.h>
#endif
@ -36,46 +37,26 @@
static char *ngx_events_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy);
static char *ngx_event_set_type(ngx_conf_t *cf, ngx_command_t *cmd, char *conf);
static void *ngx_event_create_conf(ngx_pool_t *pool);
static char *ngx_event_init_conf(ngx_pool_t *pool, void *conf);
int ngx_event_flags;
ngx_event_actions_t ngx_event_actions;
ngx_connection_t *ngx_connections;
ngx_event_t *ngx_read_events, *ngx_write_events;
#if !(USE_KQUEUE)
ngx_event_type_e ngx_event_type;
int ngx_event_flags;
ngx_event_actions_t ngx_event_actions;
/* ngx_event_type_e order */
static int (*ngx_event_init[]) (int max_connections, ngx_log_t *log) = {
ngx_select_init,
#if (HAVE_POLL)
ngx_poll_init,
#endif
#if (HAVE_DEVPOLL)
ngx_devpoll_init,
#endif
#if (HAVE_KQUEUE)
ngx_kqueue_init,
#endif
#if (HAVE_AIO)
ngx_aio_init,
#endif
#if (HAVE_IOCP)
ngx_iocp_init
#endif
};
#endif /* USE_KQUEUE */
static int ngx_event_max_module;
static int ngx_event_connections;
static ngx_str_t events_name = ngx_string("events");
static ngx_str_t event_name = ngx_string("event");
static ngx_command_t ngx_events_commands[] = {
@ -106,67 +87,87 @@ static ngx_command_t ngx_event_commands[] = {
NGX_EVENT_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
0,
addressof(ngx_event_connections),
offsetof(ngx_event_conf_t, connections),
NULL},
#if 0
{ngx_string("type"),
NGX_EVENT_CONF|NGX_CONF_TAKE1,
ngx_event_set_type,
0,
0,
NULL},
#endif
{ngx_string("timer_queues"),
NGX_EVENT_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
0,
offsetof(ngx_event_conf_t, timer_queues),
NULL},
{ngx_string(""), 0, NULL, 0, 0, NULL}
};
ngx_event_module_t ngx_event_module_ctx = {
NGX_EVENT_MODULE,
&event_name,
ngx_event_create_conf, /* create configuration */
ngx_event_init_conf, /* init configuration */
{ NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }
};
ngx_module_t ngx_event_module = {
NULL, /* module context */
&ngx_event_module_ctx, /* module context */
0, /* module index */
ngx_events_commands, /* module directives */
ngx_event_commands, /* module directives */
NGX_EVENT_MODULE_TYPE, /* module type */
NULL /* init module */
};
void ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log)
int ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log)
{
int i, fd;
int m, i, fd;
ngx_listen_t *s;
ngx_event_t *ev;
ngx_connection_t *c;
ngx_event_conf_t *ecf;
ngx_event_module_t *module;
/* STUB */
int max_connections = 512;
ecf = ngx_event_get_conf(ngx_event_module_ctx);
#if 0
ngx_event_type = NGX_POLL_EVENT_N;
#endif
#if 1
ngx_event_type = NGX_KQUEUE_EVENT_N;
#endif
#if 0
ngx_event_type = NGX_DEVPOLL_EVENT_N;
#endif
#if 0
ngx_event_type = NGX_AIO_EVENT_N;
#endif
#if 0
ngx_event_type = NGX_IOCP_EVENT_N;
#endif
ngx_log_debug(log, "CONN: %d" _ ecf->connections);
ngx_log_debug(log, "TYPE: %d" _ ecf->type);
if (ngx_init_events(max_connections, log) == NGX_ERROR) {
exit(1);
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_EVENT_MODULE_TYPE) {
continue;
}
ngx_connections = ngx_alloc(sizeof(ngx_connection_t)
* max_connections, log);
ngx_read_events = ngx_alloc(sizeof(ngx_event_t) * max_connections, log);
ngx_write_events = ngx_alloc(sizeof(ngx_event_t) * max_connections, log);
module = ngx_modules[m]->ctx;
if (module->index == ecf->type) {
if (module->actions.init(log) == NGX_ERROR) {
return NGX_ERROR;
}
break;
}
}
ngx_test_null(ngx_connections,
ngx_alloc(sizeof(ngx_connection_t) * ecf->connections, log),
NGX_ERROR);
ngx_test_null(ngx_read_events,
ngx_alloc(sizeof(ngx_event_t) * ecf->connections, log),
NGX_ERROR);
ngx_test_null(ngx_write_events,
ngx_alloc(sizeof(ngx_event_t) * ecf->connections, log),
NGX_ERROR);
/* for each listening socket */
s = (ngx_listen_t *) ls->elts;
@ -196,7 +197,9 @@ void ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log)
c->pool_size = s[i].pool_size;
ngx_test_null(ev->log,
ngx_palloc(pool, sizeof(ngx_log_t)), /* void */ ; );
ngx_palloc(pool, sizeof(ngx_log_t)),
NGX_ERROR);
ngx_memcpy(ev->log, c->log, sizeof(ngx_log_t));
c->read = ev;
ev->data = c;
@ -235,6 +238,8 @@ void ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log)
#endif
}
return NGX_OK;
}
@ -248,35 +253,50 @@ void ngx_worker(ngx_log_t *log)
}
static char *ngx_events_init(ngx_pool_t *pool)
{
ngx_event_connections = -1;
ngx_event_type = -1;
return NGX_CONF_OK;
}
static char *ngx_events_postconf(ngx_pool_t *pool)
{
if (ngx_event_connections == -1) {
ngx_event_connections = 512;
}
return NGX_CONF_OK;
}
static char *ngx_events_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
{
int m;
char *rv;
void ***ctx;
ngx_conf_t pcf;
ngx_event_conf_t *ecf;
ngx_event_module_t *module;
#if 0
*(ngx_events_conf_ctx_t **) conf = ctx;
#endif
/* count the number of the event modules and set up their indices */
ngx_event_max_module = 0;
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_EVENT_MODULE_TYPE) {
continue;
}
module = ngx_modules[m]->ctx;
module->index = ngx_event_max_module++;
}
ngx_test_null(ctx, ngx_pcalloc(cf->pool, sizeof(void *)), NGX_CONF_ERROR);
ngx_test_null(*ctx,
ngx_pcalloc(cf->pool, ngx_event_max_module * sizeof(void *)),
NGX_CONF_ERROR);
*(void **) conf = ctx;
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_EVENT_MODULE_TYPE) {
continue;
}
module = ngx_modules[m]->ctx;
if (module->create_conf) {
ngx_test_null((*ctx)[module->index], module->create_conf(cf->pool),
NGX_CONF_ERROR);
}
}
pcf = *cf;
cf->ctx = ctx;
cf->module_type = NGX_EVENT_MODULE_TYPE;
cf->cmd_type = NGX_EVENT_CONF;
rv = ngx_conf_parse(cf, NULL);
@ -285,5 +305,90 @@ static char *ngx_events_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
if (rv != NGX_CONF_OK)
return rv;
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_EVENT_MODULE_TYPE) {
continue;
}
module = ngx_modules[m]->ctx;
if (module->init_conf) {
rv = module->init_conf(cf->pool, (*ctx)[module->index]);
if (rv != NGX_CONF_OK) {
return rv;
}
}
}
return NGX_CONF_OK;
}
static char *ngx_event_set_type(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
{
ngx_event_conf_t *ecf = (ngx_event_conf_t *) conf;
int m;
ngx_str_t *args;
ngx_event_module_t *module;
if (ecf->type != NGX_CONF_UNSET) {
return "duplicate event type" ;
}
args = cf->args->elts;
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_EVENT_MODULE_TYPE) {
continue;
}
module = ngx_modules[m]->ctx;
if (module->name->len == args[1].len) {
if (ngx_strcmp(module->name->data, args[1].data) == 0) {
ecf->type = module->index;
return NGX_CONF_OK;
}
}
}
return "invalid event type";
}
static void *ngx_event_create_conf(ngx_pool_t *pool)
{
ngx_event_conf_t *ecf;
ngx_test_null(ecf, ngx_palloc(pool, sizeof(ngx_event_conf_t)),
NGX_CONF_ERROR);
ecf->connections = NGX_CONF_UNSET;
ecf->type = NGX_CONF_UNSET;
return ecf;
}
static char *ngx_event_init_conf(ngx_pool_t *pool, void *conf)
{
ngx_event_conf_t *ecf = conf;
#if (HAVE_KQUEUE)
ngx_conf_init_value(ecf->connections, 1024);
ngx_conf_init_value(ecf->type, ngx_kqueue_module_ctx.index);
#else /* HAVE_SELECT */
ngx_conf_init_value(ecf->connections,
FD_SETSIZE < 1024 ? FD_SETSIZE : 1024);
ngx_conf_init_value(ecf->type, ngx_select_module_ctx.index);
#endif
ngx_conf_init_value(ecf->timer_queues, 10);
return NGX_CONF_OK;
}

55
src/event/ngx_event.h
View File

@ -9,12 +9,16 @@
#include <ngx_log.h>
#include <ngx_alloc.h>
#include <ngx_array.h>
#include <ngx_conf_file.h>
/* STUB */
#define NGX_LOWAT 10000
#define NGX_INVALID_INDEX 0x80000000
typedef struct ngx_event_s ngx_event_t;
#if (HAVE_IOCP)
@ -141,15 +145,21 @@ typedef enum {
NGX_DUMMY_EVENT_N /* avoid comma at end of enumerator list */
} ngx_event_type_e ;
typedef struct {
int (*add)(ngx_event_t *ev, int event, u_int flags);
int (*del)(ngx_event_t *ev, int event, u_int flags);
void (*timer)(ngx_event_t *ev, ngx_msec_t timer);
int (*enable)(ngx_event_t *ev, int event, u_int flags);
int (*disable)(ngx_event_t *ev, int event, u_int flags);
int (*add_conn)(ngx_connection_t *c);
int (*del_conn)(ngx_connection_t *c);
int (*process)(ngx_log_t *log);
int (*read)(ngx_event_t *ev, char *buf, size_t size);
/*
int (*write)(ngx_event_t *ev, char *buf, size_t size);
*/
int (*init)(ngx_log_t *log);
void (*done)(ngx_log_t *log);
} ngx_event_actions_t;
@ -273,7 +283,8 @@ typedef struct {
#elif (HAVE_AIO_EVENT)
#define ngx_event_recv ngx_event_aio_read
#else
#define ngx_event_recv ngx_event_recv_core
#define ngx_event_recv ngx_io.recv
#define ngx_write_chain ngx_io.send_chain
#endif
#endif
@ -301,6 +312,33 @@ extern int ngx_event_flags;
#define NGX_EVENT_MODULE_TYPE 0x544E5645 /* "EVNT" */
#define NGX_EVENT_CONF 0x00200000
#define NGX_EVENT_MODULE 0
typedef struct {
int connections;
int type;
int timer_queues;
} ngx_event_conf_t;
typedef struct {
int index;
ngx_str_t *name;
void *(*create_conf)(ngx_pool_t *p);
char *(*init_conf)(ngx_pool_t *p, void *conf);
ngx_event_actions_t actions;
} ngx_event_module_t;
extern ngx_module_t ngx_events_module;
extern ngx_event_module_t ngx_event_module_ctx;
#define ngx_event_get_conf(module) \
(*(ngx_get_conf(ngx_events_module))) [module.index];
@ -311,8 +349,11 @@ ssize_t ngx_event_recv_core(ngx_connection_t *c, char *buf, size_t size);
int ngx_event_close_connection(ngx_event_t *ev);
void ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log);
int ngx_pre_thread(ngx_array_t *ls, ngx_pool_t *pool, ngx_log_t *log);
void ngx_worker(ngx_log_t *log);
#include <ngx_event_timer.h>
#endif /* _NGX_EVENT_H_INCLUDED_ */

5
src/event/ngx_event_accept.c
View File

@ -175,10 +175,7 @@ void ngx_event_accept(ngx_event_t *ev)
#elif (HAVE_KQUEUE)
/*
if (ngx_event_type == NGX_HAVE_AIO_EVENT or NGX_HAVE_KQUEUE_EVENT) {
*/
if (ngx_event_type == NGX_HAVE_KQUEUE_EVENT) {
if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) {
ev->available--;
}

23
src/event/ngx_event_timer.c
View File

@ -9,33 +9,38 @@
#include <ngx_event_timer.h>
/* STUB */
#define NGX_TIMER_QUEUE_NUM 5
/* should be per-thread */
static ngx_event_t *ngx_timer_queue;
static int ngx_timer_cur_queue;
/* */
static int ngx_timer_queue_num;
ngx_event_t *ngx_event_init_timer(ngx_log_t *log)
int ngx_event_timer_init(ngx_log_t *log)
{
int i;
ngx_event_conf_t *ecf;
ngx_timer_queue_num = NGX_TIMER_QUEUE_NUM;
ecf = ngx_event_get_conf(ngx_event_module_ctx);
ngx_timer_queue_num = ecf->timer_queues;
ngx_timer_cur_queue = 0;
ngx_test_null(ngx_timer_queue,
ngx_alloc(ngx_timer_queue_num * sizeof(ngx_event_t), log),
NULL);
NGX_ERROR);
for (i = 0; i < ngx_timer_queue_num; i++) {
ngx_timer_queue[i].timer_prev = &ngx_timer_queue[i];
ngx_timer_queue[i].timer_next = &ngx_timer_queue[i];
}
return ngx_timer_queue;
return NGX_OK;;
}
void ngx_event_timer_done(ngx_log_t *log)
{
ngx_free(ngx_timer_queue);
}
@ -126,6 +131,8 @@ void ngx_event_expire_timers(ngx_msec_t timer)
delta -= ev->timer_delta;
ngx_del_timer(ev);
ev->timer_set = 0;
if (ev->delayed) {
ev->delayed = 0;
if (ev->ready == 0) {

3
src/event/ngx_event_timer.h
View File

@ -9,7 +9,8 @@
#include <ngx_event.h>
ngx_event_t *ngx_event_init_timer(ngx_log_t *log);
int ngx_event_timer_init(ngx_log_t *log);
void ngx_event_timer_done(ngx_log_t *log);
void ngx_event_add_timer(ngx_event_t *ev, ngx_msec_t timer);
int ngx_event_find_timer(void);
void ngx_event_expire_timers(ngx_msec_t timer);

11
src/http/modules/ngx_http_index_handler.c
View File

@ -38,11 +38,14 @@ static ngx_command_t ngx_http_index_commands[] = {
ngx_http_module_t ngx_http_index_module_ctx = {
NGX_HTTP_MODULE,
NULL, /* create server config */
NULL, /* init server config */
NULL, /* create main configuration */
NULL, /* init main configuration */
ngx_http_index_create_conf, /* create location config */
ngx_http_index_merge_conf /* merge location config */
NULL, /* create server configuration */
NULL, /* merge server configuration */
ngx_http_index_create_conf, /* create location configration */
ngx_http_index_merge_conf /* merge location configration */
};

247
src/http/ngx_http.c
View File

@ -16,17 +16,6 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy);
int ngx_http_max_module;
ngx_array_t ngx_http_servers; /* array of ngx_http_core_srv_conf_t */
int ngx_http_post_accept_timeout = 30000;
int ngx_http_connection_pool_size = 16384;
int ngx_http_request_pool_size = 16384;
int ngx_http_client_header_timeout = 60000;
int ngx_http_client_header_buffer_size = 1024;
int ngx_http_large_client_header = 1;
int ngx_http_url_in_error_log = 1;
ngx_array_t ngx_http_translate_handlers;
ngx_array_t ngx_http_index_handlers;
@ -63,7 +52,7 @@ ngx_module_t ngx_http_module = {
static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
{
int i, s, l, p, a, n, start;
int mi, m, s, l, p, a, n;
int port_found, addr_found, virtual_names;
char *rv;
struct sockaddr_in *addr_in;
@ -74,54 +63,68 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
ngx_http_conf_ctx_t *ctx;
ngx_http_in_port_t *in_port, *inport;
ngx_http_in_addr_t *in_addr, *inaddr;
ngx_http_core_srv_conf_t **cscf;
ngx_http_core_main_conf_t *cmcf;
ngx_http_core_srv_conf_t **cscfp;
ngx_http_core_loc_conf_t **clcfp;
ngx_http_listen_t *lscf;
ngx_http_server_name_t *s_name, *name;
ngx_init_array(ngx_http_servers, cf->pool, 10,
sizeof(ngx_http_core_srv_conf_t *), NGX_CONF_ERROR);
/* the main http context */
ngx_test_null(ctx,
ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)),
NGX_CONF_ERROR);
*(ngx_http_conf_ctx_t **) conf = ctx;
/* count the number of the http modules and set up their indices */
ngx_http_max_module = 0;
for (i = 0; ngx_modules[i]; i++) {
if (ngx_modules[i]->type != NGX_HTTP_MODULE_TYPE) {
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_HTTP_MODULE_TYPE) {
continue;
}
module = (ngx_http_module_t *) ngx_modules[i]->ctx;
module = (ngx_http_module_t *) ngx_modules[m]->ctx;
module->index = ngx_http_max_module++;
}
/* TODO: http main_conf */
/* the main http main_conf, it's the same in the all http contexts */
ngx_test_null(ctx->main_conf,
ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module),
NGX_CONF_ERROR);
/* TODO: http srv_conf */
/* the http null srv_conf, it's used to merge the server{}s' srv_conf's */
ngx_test_null(ctx->srv_conf,
ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module),
NGX_CONF_ERROR);
/* http null loc_conf */
/* the http null loc_conf, it's used to merge the server{}s' loc_conf's */
ngx_test_null(ctx->loc_conf,
ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module),
NGX_CONF_ERROR);
for (i = 0; ngx_modules[i]; i++) {
if (ngx_modules[i]->type != NGX_HTTP_MODULE_TYPE) {
/* create the main_conf, srv_conf and loc_conf in all http modules */
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_HTTP_MODULE_TYPE) {
continue;
}
module = (ngx_http_module_t *) ngx_modules[i]->ctx;
module = (ngx_http_module_t *) ngx_modules[m]->ctx;
if (module->create_main_conf) {
ngx_test_null(ctx->main_conf[module->index],
module->create_main_conf(cf->pool),
NGX_CONF_ERROR);
}
if (module->create_srv_conf) {
ngx_test_null(ctx->srv_conf[module->index],
module->create_srv_conf(cf->pool),
NGX_CONF_ERROR);
}
if (module->create_loc_conf) {
ngx_test_null(ctx->loc_conf[module->index],
@ -130,6 +133,9 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
}
}
/* parse inside the http{} block */
pcf = *cf;
cf->ctx = ctx;
cf->module_type = NGX_HTTP_MODULE_TYPE;
@ -141,22 +147,71 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
return rv;
#if 0
/* DEBUG STUFF */
cscf = (ngx_http_core_srv_conf_t **) ngx_http_servers.elts;
for (s = 0; s < ngx_http_servers.nelts; s++) {
ngx_http_core_loc_conf_t **loc;
/* init http{} main_conf's, merge the server{}s' srv_conf's
and its location{}s' loc_conf's */
ngx_log_debug(cf->log, "srv: %08x" _ cscf[s]);
loc = (ngx_http_core_loc_conf_t **) cscf[s]->locations.elts;
for (l = 0; l < cscf[s]->locations.nelts; l++) {
ngx_log_debug(cf->log, "loc: %08x:%s, %08x:%s" _
loc[l] _ loc[l]->name.data _
&loc[l]->doc_root _ loc[l]->doc_root.data);
cmcf = ctx->main_conf[ngx_http_core_module_ctx.index];
cscfp = (ngx_http_core_srv_conf_t **)cmcf->servers.elts;
for (m = 0; ngx_modules[m]; m++) {
if (ngx_modules[m]->type != NGX_HTTP_MODULE_TYPE) {
continue;
}
module = (ngx_http_module_t *) ngx_modules[m]->ctx;
mi = module->index;
/* init http{} main_conf's */
if (module->init_main_conf) {
rv = module->init_main_conf(cf->pool, ctx->main_conf[mi]);
if (rv != NGX_CONF_OK) {
return rv;
}
}
/**/
#endif
for (s = 0; s < cmcf->servers.nelts; s++) {
/* merge the server{}s' srv_conf's */
if (module->merge_srv_conf) {
rv = module->merge_srv_conf(cf->pool,
ctx->srv_conf[mi],
cscfp[s]->ctx->srv_conf[mi]);
if (rv != NGX_CONF_OK) {
return rv;
}
}
if (module->merge_loc_conf) {
/* merge the server{}'s loc_conf */
rv = module->merge_loc_conf(cf->pool,
ctx->loc_conf[mi],
cscfp[s]->ctx->loc_conf[mi]);
if (rv != NGX_CONF_OK) {
return rv;
}
/* merge the locations{}' loc_conf's */
clcfp = (ngx_http_core_loc_conf_t **)cscfp[s]->locations.elts;
for (l = 0; l < cscfp[s]->locations.nelts; l++) {
rv = module->merge_loc_conf(cf->pool,
cscfp[s]->ctx->loc_conf[mi],
clcfp[l]->loc_conf[mi]);
if (rv != NGX_CONF_OK) {
return rv;
}
}
}
}
}
/* init list of the handlers */
ngx_init_array(ngx_http_translate_handlers,
cf->pool, 10, sizeof(ngx_http_handler_pt), NGX_CONF_ERROR);
@ -172,12 +227,12 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
NGX_CONF_ERROR);
/* "server" directives */
cscf = (ngx_http_core_srv_conf_t **) ngx_http_servers.elts;
for (s = 0; s < ngx_http_servers.nelts; s++) {
cscfp = (ngx_http_core_srv_conf_t **) cmcf->servers.elts;
for (s = 0; s < cmcf->servers.nelts; s++) {
/* "listen" directives */
lscf = (ngx_http_listen_t *) cscf[s]->listen.elts;
for (l = 0; l < cscf[s]->listen.nelts; l++) {
lscf = (ngx_http_listen_t *) cscfp[s]->listen.elts;
for (l = 0; l < cscfp[s]->listen.nelts; l++) {
port_found = 0;
@ -202,8 +257,8 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
/* "server_name" directives */
s_name = (ngx_http_server_name_t *)
cscf[s]->server_names.elts;
for (n = 0; n < cscf[s]->server_names.nelts; n++) {
cscfp[s]->server_names.elts;
for (n = 0; n < cscfp[s]->server_names.nelts; n++) {
/* add the server name and server core module
configuration to the address:port */
@ -234,7 +289,7 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
}
in_addr[a].flags |= NGX_HTTP_DEFAULT_SERVER;
in_addr[a].core_srv_conf = cscf[s];
in_addr[a].core_srv_conf = cscfp[s];
}
addr_found = 1;
@ -256,7 +311,7 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
in_addr[a].addr = lscf[l].addr;
in_addr[a].flags = lscf[l].flags;
in_addr[a].core_srv_conf = cscf[s];
in_addr[a].core_srv_conf = cscfp[s];
/* create the empty list of the server names that
can be served on this address:port */
@ -282,7 +337,7 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
inaddr->addr = lscf[l].addr;
inaddr->flags = lscf[l].flags;
inaddr->core_srv_conf = cscf[s];
inaddr->core_srv_conf = cscfp[s];
/* create the empty list of the server names that
can be served on this address:port */
@ -317,7 +372,7 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
inaddr->addr = lscf[l].addr;
inaddr->flags = lscf[l].flags;
inaddr->core_srv_conf = cscf[s];
inaddr->core_srv_conf = cscfp[s];
/* create the empty list of the server names that
can be served on this address:port */
@ -407,12 +462,12 @@ static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
ls->addr = offsetof(struct sockaddr_in, sin_addr);
ls->addr_text_max_len = INET_ADDRSTRLEN;
ls->backlog = -1;
ls->post_accept_timeout = ngx_http_post_accept_timeout;
ls->post_accept_timeout = cmcf->post_accept_timeout;
ls->nonblocking = 1;
ls->handler = ngx_http_init_connection;
ls->log = cf->log;
ls->pool_size = ngx_http_connection_pool_size;
ls->pool_size = cmcf->connection_pool_size;
ls->ctx = ctx;
if (in_port[p].addrs.nelts > 1) {
@ -475,87 +530,3 @@ ngx_log_debug(cf->log, "%s %08x" _ ip _ in_addr[a].core_srv_conf);
return NGX_CONF_OK;
}
#if 0
/* STUB */
static struct sockaddr_in addr;
static char addr_text[22];
int ngx_http_init(ngx_pool_t *pool, ngx_log_t *log)
{
ngx_listen_t *ls;
ngx_http_server.connection_pool_size = 16384;
ngx_http_server.request_pool_size = 16384;
ngx_http_server.header_timeout = 20000;
ngx_http_server.header_buffer_size = 1024;
ngx_http_server.discarded_buffer_size = 1500;
ngx_http_server.lingering_timeout = 5000;
ngx_http_server.lingering_time = 30;
#if (WIN32)
ngx_http_server.doc_root = "html";
#else
ngx_http_server.doc_root = "/home/is/dox/";
ngx_http_server.doc_root = "/home/is/work/xml/site-1.0.0/html";
ngx_http_server.doc_root = "/spool/test/lperltk";
ngx_http_server.doc_root = "/home/is/dox/ora/lperltk";
#endif
ngx_http_server.doc_root_len = strlen(ngx_http_server.doc_root) + 1;
ngx_http_config_modules(pool, ngx_modules);
#if 0
/* STUB */
ngx_http_output_filter_set_stub(pool, ngx_http_modules);
ngx_http_write_filter_set_stub(pool, ngx_http_modules);
ngx_http_index_set_stub(pool, ngx_http_modules);
ngx_http_init_modules(pool, ngx_http_modules);
#endif
ngx_http_init_filters(pool, ngx_modules);
ls = ngx_push_array(&ngx_listening_sockets);
ngx_memzero(ls, sizeof(ngx_listen_t));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = inet_addr("0.0.0.0");
addr.sin_port = htons(8000);
ngx_snprintf(ngx_cpystrn(addr_text, inet_ntoa(addr.sin_addr), 16),
7, ":%d", ntohs(addr.sin_port));
ls->family = AF_INET;
ls->type = SOCK_STREAM;
ls->protocol = IPPROTO_IP;
#if (NGX_OVERLAPPED)
ls->flags = WSA_FLAG_OVERLAPPED;
#else
ls->nonblocking = 1;
#endif
ls->sockaddr = (struct sockaddr *) &addr;
ls->socklen = sizeof(struct sockaddr_in);
ls->addr = offsetof(struct sockaddr_in, sin_addr);
ls->addr_text.len = INET_ADDRSTRLEN;
ls->addr_text.data = addr_text;
ls->backlog = -1;
ls->post_accept_timeout = 10000;
ls->handler = ngx_http_init_connection;
ls->server = &ngx_http_server;
ls->log = log;
return 1;
}
/**/
#endif

198
src/http/ngx_http.h
View File

@ -12,190 +12,7 @@
#include <ngx_connection.h>
#include <ngx_conf_file.h>
/* STUB */
#include <ngx_event_timer.h>
#define NGX_HTTP_VERSION_9 9
#define NGX_HTTP_VERSION_10 1000
#define NGX_HTTP_VERSION_11 1001
#define NGX_HTTP_GET 1
#define NGX_HTTP_HEAD 2
#define NGX_HTTP_POST 3
#define NGX_HTTP_CONN_CLOSE 0
#define NGX_HTTP_CONN_KEEP_ALIVE 1
#define NGX_HTTP_PARSE_HEADER_DONE 1
#define NGX_HTTP_PARSE_INVALID_METHOD 10
#define NGX_HTTP_PARSE_INVALID_REQUEST 11
#define NGX_HTTP_PARSE_TOO_LONG_URI 12
#define NGX_HTTP_PARSE_INVALID_09_METHOD 13
#define NGX_HTTP_PARSE_INVALID_HEADER 14
#define NGX_HTTP_PARSE_TOO_LONG_HEADER 15
#define NGX_HTTP_PARSE_NO_HOST_HEADER 16
#define NGX_HTTP_PARSE_INVALID_CL_HEADER 17
#define NGX_HTTP_OK 200
#define NGX_HTTP_SPECIAL_RESPONSE 300
#define NGX_HTTP_MOVED_PERMANENTLY 301
#define NGX_HTTP_MOVED_TEMPORARILY 302
#define NGX_HTTP_NOT_MODIFIED 304
#define NGX_HTTP_BAD_REQUEST 400
#define NGX_HTTP_FORBIDDEN 403
#define NGX_HTTP_NOT_FOUND 404
#define NGX_HTTP_REQUEST_TIME_OUT 408
#define NGX_HTTP_REQUEST_URI_TOO_LARGE 414
#define NGX_HTTP_INTERNAL_SERVER_ERROR 500
#define NGX_HTTP_NOT_IMPLEMENTED 501
#define NGX_HTTP_BAD_GATEWAY 502
#define NGX_HTTP_SERVICE_UNAVAILABLE 503
#define NGX_HTTP_GATEWAY_TIME_OUT 504
#define NGX_HTTP_STATIC_HANDLER 0
#define NGX_HTTP_DIRECTORY_HANDLER 1
typedef struct {
ngx_str_t name;
int offset;
} ngx_http_header_t;
typedef struct {
size_t host_name_len;
ssize_t content_length_n;
ngx_table_elt_t *host;
ngx_table_elt_t *connection;
ngx_table_elt_t *if_modified_since;
ngx_table_elt_t *content_length;
ngx_table_elt_t *accept_encoding;
ngx_table_elt_t *user_agent;
ngx_table_t *headers;
} ngx_http_headers_in_t;
typedef struct {
ngx_chain_t chain[4];
ngx_hunk_t *header_out;
ngx_hunk_t *hunk;
ngx_hunk_t *file_hunk;
ngx_file_t temp_file;
ngx_path_t *temp_path;
off_t offset;
char *header_in_pos;
} ngx_http_request_body_t;
typedef struct {
int status;
ngx_str_t status_line;
ngx_table_elt_t *server;
ngx_table_elt_t *date;
ngx_table_elt_t *content_type;
ngx_table_elt_t *location;
ngx_table_elt_t *last_modified;
ngx_table_t *headers;
off_t content_length;
char *charset;
char *etag;
time_t date_time;
time_t last_modified_time;
} ngx_http_headers_out_t;
typedef struct ngx_http_request_s ngx_http_request_t;
struct ngx_http_request_s {
ngx_connection_t *connection;
void **ctx;
void **srv_conf;
void **loc_conf;
ngx_file_t file;
ngx_pool_t *pool;
ngx_hunk_t *header_in;
ngx_http_request_body_t *request_body;
ngx_http_headers_in_t headers_in;
ngx_http_headers_out_t headers_out;
int (*handler)(ngx_http_request_t *r);
time_t lingering_time;
int method;
int http_version;
int http_major;
int http_minor;
ngx_str_t request_line;
ngx_str_t uri;
ngx_str_t args;
ngx_str_t exten;
ngx_http_request_t *main;
u_int in_addr;
int port;
ngx_str_t port_name;
int filter;
char *discarded_buffer;
ngx_str_t path;
int path_err;
unsigned proxy:1;
unsigned cachable:1;
unsigned pipeline:1;
unsigned keepalive:1;
unsigned lingering_close:1;
unsigned header_read:1;
unsigned header_timeout_set:1;
unsigned logging:1;
unsigned header_only:1;
unsigned unusual_uri:1; /* URI is not started with '/' - "GET http://" */
unsigned complex_uri:1; /* URI with "/." or with "//" (WIN32) */
unsigned path_not_found:1;
#ifdef NGX_EVENT
unsigned write_level_event:1;
#endif
int state;
char *uri_start;
char *uri_end;
char *uri_ext;
char *args_start;
char *request_start;
char *request_end;
char *header_name_start;
char *header_name_end;
char *header_start;
char *header_end;
#ifdef NGX_EVENT
int (*state_handler)(ngx_http_request_t *r);
#endif
};
#include <ngx_http_request.h>
typedef struct {
@ -263,21 +80,12 @@ int ngx_http_discard_body(ngx_http_request_t *r);
extern ngx_module_t ngx_http_module;
extern int ngx_max_module;
extern ngx_array_t ngx_http_servers;
extern int ngx_http_post_accept_timeout;
extern int ngx_http_connection_pool_size;
extern int ngx_http_request_pool_size;
extern int ngx_http_client_header_timeout;
extern int ngx_http_client_header_buffer_size;
extern int ngx_http_large_client_header;
extern int ngx_http_discarded_buffer_size;
extern int ngx_http_url_in_error_log;
extern ngx_array_t ngx_http_translate_handlers;
extern ngx_array_t ngx_http_index_handlers;

5
src/http/ngx_http_config.h
View File

@ -22,8 +22,11 @@ typedef struct {
typedef struct {
int index;
void *(*create_main_conf)(ngx_pool_t *p);
char *(*init_main_conf)(ngx_pool_t *p, void *conf);
void *(*create_srv_conf)(ngx_pool_t *p);
char *(*init_srv_conf)(ngx_pool_t *p, void *conf);
char *(*merge_srv_conf)(ngx_pool_t *p, void *prev, void *conf);
void *(*create_loc_conf)(ngx_pool_t *p);
char *(*merge_loc_conf)(ngx_pool_t *p, void *prev, void *conf);

254
src/http/ngx_http_core_module.c
View File

@ -6,10 +6,13 @@
#include <ngx_string.h>
#include <ngx_conf_file.h>
#include <nginx.h>
#include <ngx_http.h>
#include <ngx_http_config.h>
#include <ngx_http_core_module.h>
/* STUB for r->filter = NGX_HTTP_FILTER_NEED_IN_MEMORY; */
#include <ngx_http_output_filter.h>
@ -21,8 +24,11 @@ static int ngx_http_core_index_handler(ngx_http_request_t *r);
static int ngx_http_core_init(ngx_pool_t *pool);
static void *ngx_http_core_create_main_conf(ngx_pool_t *pool);
static char *ngx_http_core_init_main_conf(ngx_pool_t *pool, void *conf);
static void *ngx_http_core_create_srv_conf(ngx_pool_t *pool);
static char *ngx_http_core_init_srv_conf(ngx_pool_t *pool, void *conf);
static char *ngx_http_core_merge_srv_conf(ngx_pool_t *pool,
void *parent, void *child);
static void *ngx_http_core_create_loc_conf(ngx_pool_t *pool);
static char *ngx_http_core_merge_loc_conf(ngx_pool_t *pool,
void *parent, void *child);
@ -46,29 +52,29 @@ static ngx_command_t ngx_http_core_commands[] = {
{ngx_string("post_accept_timeout"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
0,
addressof(ngx_http_post_accept_timeout),
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, post_accept_timeout),
NULL},
{ngx_string("connection_pool_size"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
0,
addressof(ngx_http_connection_pool_size),
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, connection_pool_size),
NULL},
{ngx_string("request_pool_size"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
0,
addressof(ngx_http_request_pool_size),
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, request_pool_size),
NULL},
{ngx_string("client_header_timeout"),
NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
0,
addressof(ngx_http_client_header_timeout),
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, client_header_timeout),
NULL},
{ngx_string("client_header_buffer_size"),
@ -81,8 +87,8 @@ static ngx_command_t ngx_http_core_commands[] = {
{ngx_string("large_client_header"),
NGX_HTTP_MAIN_CONF|NGX_CONF_FLAG,
ngx_conf_set_flag_slot,
0,
addressof(ngx_http_large_client_header),
NGX_HTTP_MAIN_CONF_OFFSET,
offsetof(ngx_http_core_main_conf_t, large_client_header),
NULL},
{ngx_string("location"),
@ -93,49 +99,50 @@ static ngx_command_t ngx_http_core_commands[] = {
NULL},
{ngx_string("listen"),
NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
ngx_set_listen,
NGX_HTTP_SRV_CONF_OFFSET,
0,
NULL},
{ngx_string("types"),
NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF
|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
ngx_types_block,
NGX_HTTP_LOC_CONF_OFFSET,
0,
NULL},
{ngx_string("root"),
NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_str_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_core_loc_conf_t, doc_root),
NULL},
{ngx_string("sendfile"),
NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_core_loc_conf_t, sendfile),
NULL},
{ngx_string("send_timeout"),
NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_core_loc_conf_t, send_timeout),
NULL},
{ngx_string("lingering_time"),
NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_core_loc_conf_t, lingering_time),
NULL},
{ngx_string("lingering_timeout"),
NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_core_loc_conf_t, lingering_timeout),
@ -148,11 +155,14 @@ static ngx_command_t ngx_http_core_commands[] = {
ngx_http_module_t ngx_http_core_module_ctx = {
NGX_HTTP_MODULE,
ngx_http_core_create_srv_conf, /* create server config */
ngx_http_core_init_srv_conf, /* init server config */
ngx_http_core_create_main_conf, /* create main configuration */
ngx_http_core_init_main_conf, /* init main configuration */
ngx_http_core_create_loc_conf, /* create location config */
ngx_http_core_merge_loc_conf /* merge location config */
ngx_http_core_create_srv_conf, /* create server configuration */
ngx_http_core_merge_srv_conf, /* merge server configuration */
ngx_http_core_create_loc_conf, /* create location configuration */
ngx_http_core_merge_loc_conf /* merge location configuration */
};
@ -207,6 +217,7 @@ ngx_log_debug(r->connection->log, "FOUND");
}
}
/* DEBUG */
if (a == in_port->addrs.nelts) {
ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
"addr not found");
@ -257,12 +268,12 @@ void ngx_http_handler(ngx_http_request_t *r)
int rc, i;
ngx_http_handler_pt *h;
ngx_http_module_t *module;
ngx_http_core_loc_conf_t *lcf, **plcf;
ngx_http_core_loc_conf_t *lcf, **lcfp;
ngx_http_core_srv_conf_t *scf;
r->connection->unexpected_eof = 0;
r->keepalive = 0;
r->keepalive = 1;
if (r->headers_in.content_length_n > 0) {
r->lingering_close = 1;
@ -279,23 +290,23 @@ void ngx_http_handler(ngx_http_request_t *r)
scf = (ngx_http_core_srv_conf_t *)
ngx_http_get_module_srv_conf(r, ngx_http_core_module_ctx);
plcf = (ngx_http_core_loc_conf_t **) scf->locations.elts;
lcfp = (ngx_http_core_loc_conf_t **) scf->locations.elts;
for (i = 0; i < scf->locations.nelts; i++) {
#if 0
ngx_log_debug(r->connection->log, "trans: %s" _ plcf[i]->name.data);
ngx_log_debug(r->connection->log, "trans: %s" _ lcfp[i]->name.data);
#endif
if (r->uri.len < plcf[i]->name.len) {
if (r->uri.len < lcfp[i]->name.len) {
continue;
}
rc = ngx_rstrncmp(r->uri.data, plcf[i]->name.data, plcf[i]->name.len);
rc = ngx_rstrncmp(r->uri.data, lcfp[i]->name.data, lcfp[i]->name.len);
if (rc < 0) {
break;
}
if (rc == 0) {
r->loc_conf = plcf[i]->loc_conf;
r->loc_conf = lcfp[i]->loc_conf;
}
}
@ -587,7 +598,8 @@ int ngx_http_internal_redirect(ngx_http_request_t *r, ngx_str_t uri)
r->uri.len = uri.len;
r->uri.data = uri.data;
/* NEEDED ? */
/* BROKEN, NEEDED ? */
/* r->exten */
r->uri_start = uri.data;
r->uri_end = uri.data + uri.len;
/**/
@ -615,24 +627,24 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy)
char *rv;
ngx_http_module_t *module;
ngx_conf_t pcf;
ngx_http_conf_ctx_t *ctx, *tctx, *pctx;
ngx_http_core_srv_conf_t *scf;
ngx_http_core_loc_conf_t **plcf;
ngx_http_conf_ctx_t *ctx, *hctx, *pctx;
ngx_http_core_main_conf_t *cmcf;
ngx_http_core_srv_conf_t *cscf, **cscfp;
ngx_test_null(ctx,
ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)),
NGX_CONF_ERROR);
tctx = (ngx_http_conf_ctx_t *) cf->ctx;
ctx->main_conf = tctx->main_conf;
hctx = (ngx_http_conf_ctx_t *) cf->ctx;
ctx->main_conf = hctx->main_conf;
/* server configuration */
/* the server{}'s srv_conf */
ngx_test_null(ctx->srv_conf,
ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module),
NGX_CONF_ERROR);
/* server location configuration */
/* the server{}'s loc_conf */
ngx_test_null(ctx->loc_conf,
ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module),
@ -658,6 +670,17 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy)
}
}
/* create links of the srv_conf's */
cscf = ctx->srv_conf[ngx_http_core_module_ctx.index];
cscf->ctx = ctx;
cmcf = ctx->main_conf[ngx_http_core_module_ctx.index];
ngx_test_null(cscfp, ngx_push_array(&cmcf->servers), NGX_CONF_ERROR);
*cscfp = cscf;
/* parse inside server{} */
pcf = *cf;
pctx = cf->ctx;
cf->ctx = ctx;
@ -665,50 +688,7 @@ static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy)
rv = ngx_conf_parse(cf, NULL);
*cf = pcf;
if (rv != NGX_CONF_OK)
return rv;
scf = ctx->srv_conf[ngx_http_core_module_ctx.index];
scf->ctx = ctx;
plcf = (ngx_http_core_loc_conf_t **)scf->locations.elts;
for (i = 0; ngx_modules[i]; i++) {
if (ngx_modules[i]->type != NGX_HTTP_MODULE_TYPE) {
continue;
}
module = (ngx_http_module_t *) ngx_modules[i]->ctx;
if (module->init_srv_conf) {
if (module->init_srv_conf(cf->pool,
ctx->srv_conf[module->index])
== NGX_CONF_ERROR) {
return NGX_CONF_ERROR;
}
}
if (module->merge_loc_conf) {
rv = module->merge_loc_conf(cf->pool,
pctx->loc_conf[module->index],
ctx->loc_conf[module->index]);
if (rv != NGX_CONF_OK) {
return rv;
}
for (j = 0; j < scf->locations.nelts; j++) {
rv = module->merge_loc_conf(cf->pool,
ctx->loc_conf[module->index],
plcf[j]->loc_conf[module->index]);
if (rv != NGX_CONF_OK) {
return rv;
}
}
}
}
return NGX_CONF_OK;
}
@ -720,14 +700,15 @@ static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy)
ngx_http_module_t *module;
ngx_conf_t pcf;
ngx_http_conf_ctx_t *ctx, *pctx;
ngx_http_core_srv_conf_t *scf;
ngx_http_core_loc_conf_t *lcf, **plcf;
ngx_http_core_srv_conf_t *cscf;
ngx_http_core_loc_conf_t *clcf, **clcfp;
ngx_test_null(ctx,
ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)),
NGX_CONF_ERROR);
pctx = (ngx_http_conf_ctx_t *) cf->ctx;
ctx->main_conf = pctx->main_conf;
ctx->srv_conf = pctx->srv_conf;
ngx_test_null(ctx->loc_conf,
@ -748,17 +729,15 @@ static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy)
}
}
lcf = (ngx_http_core_loc_conf_t *)
ctx->loc_conf[ngx_http_core_module_ctx.index];
clcf = ctx->loc_conf[ngx_http_core_module_ctx.index];
location = (ngx_str_t *) cf->args->elts;
lcf->name.len = location[1].len;
lcf->name.data = location[1].data;
lcf->loc_conf = ctx->loc_conf;
clcf->name.len = location[1].len;
clcf->name.data = location[1].data;
clcf->loc_conf = ctx->loc_conf;
scf = (ngx_http_core_srv_conf_t *)
ctx->srv_conf[ngx_http_core_module_ctx.index];
ngx_test_null(plcf, ngx_push_array(&scf->locations), NGX_CONF_ERROR);
*plcf = lcf;
cscf = ctx->srv_conf[ngx_http_core_module_ctx.index];
ngx_test_null(clcfp, ngx_push_array(&cscf->locations), NGX_CONF_ERROR);
*clcfp = clcf;
pcf = *cf;
cf->ctx = ctx;
@ -821,43 +800,81 @@ static char *ngx_types_block(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
}
static void *ngx_http_core_create_srv_conf(ngx_pool_t *pool)
static void *ngx_http_core_create_main_conf(ngx_pool_t *pool)
{
ngx_http_core_srv_conf_t *scf, **cf;
ngx_http_core_main_conf_t *cmcf;
ngx_test_null(scf,
ngx_pcalloc(pool, sizeof(ngx_http_core_srv_conf_t)),
ngx_test_null(cmcf,
ngx_palloc(pool, sizeof(ngx_http_core_main_conf_t)),
NGX_CONF_ERROR);
ngx_init_array(scf->locations, pool, 5, sizeof(void *), NGX_CONF_ERROR);
ngx_init_array(scf->listen, pool, 5, sizeof(ngx_http_listen_t),
NGX_CONF_ERROR);
ngx_init_array(scf->server_names, pool, 5, sizeof(ngx_http_server_name_t),
cmcf->post_accept_timeout = NGX_CONF_UNSET;
cmcf->connection_pool_size = NGX_CONF_UNSET;
cmcf->request_pool_size = NGX_CONF_UNSET;
cmcf->client_header_timeout = NGX_CONF_UNSET;
cmcf->client_header_buffer_size = NGX_CONF_UNSET;
cmcf->large_client_header = NGX_CONF_UNSET;
ngx_init_array(cmcf->servers, pool, 5, sizeof(ngx_http_core_srv_conf_t *),
NGX_CONF_ERROR);
ngx_test_null(cf, ngx_push_array(&ngx_http_servers), NGX_CONF_ERROR);
*cf = scf;
return scf;
return cmcf;
}
static char *ngx_http_core_init_srv_conf(ngx_pool_t *pool, void *conf)
static char *ngx_http_core_init_main_conf(ngx_pool_t *pool, void *conf)
{
ngx_http_core_srv_conf_t *scf = (ngx_http_core_srv_conf_t *) conf;
ngx_http_core_main_conf_t *cmcf = (ngx_http_core_main_conf_t *) conf;
ngx_conf_init_msec_value(cmcf->post_accept_timeout, 30000);
ngx_conf_init_size_value(cmcf->connection_pool_size, 16384);
ngx_conf_init_size_value(cmcf->request_pool_size, 16384);
ngx_conf_init_msec_value(cmcf->client_header_timeout, 60000);
ngx_conf_init_size_value(cmcf->client_header_buffer_size, 1024);
ngx_conf_init_value(cmcf->large_client_header, 1);
return NGX_CONF_OK;
}
static void *ngx_http_core_create_srv_conf(ngx_pool_t *pool)
{
ngx_http_core_srv_conf_t *cscf;
ngx_test_null(cscf,
ngx_pcalloc(pool, sizeof(ngx_http_core_srv_conf_t)),
NGX_CONF_ERROR);
ngx_init_array(cscf->locations, pool, 5, sizeof(void *), NGX_CONF_ERROR);
ngx_init_array(cscf->listen, pool, 5, sizeof(ngx_http_listen_t),
NGX_CONF_ERROR);
ngx_init_array(cscf->server_names, pool, 5, sizeof(ngx_http_server_name_t),
NGX_CONF_ERROR);
return cscf;
}
static char *ngx_http_core_merge_srv_conf(ngx_pool_t *pool,
void *parent, void *child)
{
ngx_http_core_srv_conf_t *prev = (ngx_http_core_srv_conf_t *) parent;
ngx_http_core_srv_conf_t *conf = (ngx_http_core_srv_conf_t *) child;
ngx_http_listen_t *l;
ngx_http_server_name_t *n;
if (scf->listen.nelts == 0) {
ngx_test_null(l, ngx_push_array(&scf->listen), NGX_CONF_ERROR);
/* TODO: it does not merge, it init only */
if (conf->listen.nelts == 0) {
ngx_test_null(l, ngx_push_array(&conf->listen), NGX_CONF_ERROR);
l->addr = INADDR_ANY;
l->port = 8000;
l->family = AF_INET;
}
if (scf->server_names.nelts == 0) {
ngx_test_null(n, ngx_push_array(&scf->server_names), NGX_CONF_ERROR);
if (conf->server_names.nelts == 0) {
ngx_test_null(n, ngx_push_array(&conf->server_names), NGX_CONF_ERROR);
ngx_test_null(n->name.data, ngx_palloc(pool, NGX_MAXHOSTNAMELEN),
NGX_CONF_ERROR);
if (gethostname(n->name.data, NGX_MAXHOSTNAMELEN) == -1) {
@ -959,15 +976,16 @@ static char *ngx_http_core_merge_loc_conf(ngx_pool_t *pool,
}
}
ngx_conf_merge(conf->sendfile, prev->sendfile, 0);
ngx_conf_merge_value(conf->sendfile, prev->sendfile, 0);
ngx_conf_msec_merge(conf->send_timeout, prev->send_timeout, 10000);
ngx_conf_merge_msec_value(conf->send_timeout, prev->send_timeout, 10000);
ngx_conf_size_merge(conf->discarded_buffer_size,
ngx_conf_merge_size_value(conf->discarded_buffer_size,
prev->discarded_buffer_size, 1500);
ngx_conf_msec_merge(conf->lingering_time, prev->lingering_time, 30000);
ngx_conf_msec_merge(conf->lingering_timeout, prev->lingering_timeout, 5000);
ngx_conf_merge_msec_value(conf->lingering_time, prev->lingering_time,
30000);
ngx_conf_merge_msec_value(conf->lingering_timeout, prev->lingering_timeout,
5000);
return NGX_CONF_OK;
}
@ -975,11 +993,12 @@ static char *ngx_http_core_merge_loc_conf(ngx_pool_t *pool,
static char *ngx_set_listen(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
{
ngx_http_core_srv_conf_t *scf = (ngx_http_core_srv_conf_t *) conf;
uint p;
char *addr;
ngx_str_t *args;
ngx_http_listen_t *ls;
ngx_http_core_srv_conf_t *scf = (ngx_http_core_srv_conf_t *) conf;
/* TODO: check duplicate 'listen' directives */
@ -1001,7 +1020,8 @@ static char *ngx_set_listen(ngx_conf_t *cf, ngx_command_t *cmd, char *conf)
ls->addr = inet_addr(addr);
if (ls->addr == INADDR_NONE) {
return "bad addr";
/* TODO: gethostbyname() */
return "can not resolve host name";
}
break;

15
src/http/ngx_http_core_module.h
View File

@ -18,17 +18,27 @@ typedef struct {
typedef struct {
int post_accept_timeout;
int connection_pool_size;
int request_pool_size;
int client_header_timeout;
int client_header_buffer_size;
int large_client_header;
int url_in_error_log;
ngx_array_t servers; /* array of ngx_http_core_srv_conf_t */
} ngx_http_core_main_conf_t;
typedef struct {
ngx_array_t locations; /* array of ngx_http_core_loc_conf_t */
ngx_array_t locations; /* array of ngx_http_core_loc_conf_t,
used in the translation handler
and in the merge phase */
ngx_array_t listen; /* 'listen', array of ngx_http_listen_t */
ngx_array_t server_names; /* 'server_name',
array of ngx_http_server_name_t */
ngx_http_conf_ctx_t *ctx; /* server ctx */
} ngx_http_core_srv_conf_t;
@ -78,8 +88,7 @@ typedef struct {
typedef struct {
ngx_str_t name; /* location name */
void **loc_conf; /* pointer to modules loc_conf,
used in translation handler */
void **loc_conf ; /* pointer to the modules' loc_conf */
int (*handler) (ngx_http_request_t *r);

97
src/http/ngx_http_event.c
View File

@ -140,12 +140,16 @@ static void ngx_http_init_request(ngx_event_t *rev)
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_conf_ctx_t *ctx;
ngx_http_core_main_conf_t *cmcf;
c = (ngx_connection_t *) rev->data;
c = rev->data;
ctx = c->ctx;
cmcf = ngx_http_get_module_main_conf(ctx, ngx_http_core_module_ctx);
if (c->buffer == NULL) {
c->buffer = ngx_create_temp_hunk(c->pool,
ngx_http_client_header_buffer_size,
cmcf->client_header_buffer_size,
0, 0);
if (c->buffer == NULL) {
ngx_http_close_connection(c);
@ -159,7 +163,7 @@ static void ngx_http_init_request(ngx_event_t *rev)
return;
}
r->pool = ngx_create_pool(ngx_http_request_pool_size, c->log);
r->pool = ngx_create_pool(cmcf->request_pool_size, c->log);
if (r->pool == NULL) {
ngx_http_close_connection(c);
return;
@ -179,7 +183,7 @@ static void ngx_http_init_request(ngx_event_t *rev)
return;
}
ctx = (ngx_http_conf_ctx_t *) c->ctx;
r->main_conf = ctx->main_conf;
r->srv_conf = ctx->srv_conf;
r->loc_conf = ctx->loc_conf;
@ -207,9 +211,10 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_log_ctx_t *lcx;
ngx_http_core_main_conf_t *cmcf;
c = (ngx_connection_t *) rev->data;
r = (ngx_http_request_t *) c->data;
c = rev->data;
r = c->data;
ngx_log_debug(rev->log, "http process request line");
@ -231,8 +236,10 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
/* the request line has been parsed successfully */
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
if (r->http_version >= NGX_HTTP_VERSION_10
&& ngx_http_large_client_header == 0
&& cmcf->large_client_header == 0
&& r->header_in->pos == r->header_in->end)
{
/* no space for "\r\n" at the end of the header */
@ -259,12 +266,29 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
ngx_cpystrn(r->uri.data, r->uri_start, r->uri.len + 1);
#if 1 /* needed to log url on errors in proxy only ? */
/* copy unparsed URI */
r->unparsed_uri.len = r->uri_end - r->uri_start;
r->unparsed_uri.data = ngx_palloc(r->pool, r->unparsed_uri.len + 1);
if (r->unparsed_uri.data == NULL) {
ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
ngx_http_close_connection(c);
return;
}
ngx_cpystrn(r->unparsed_uri.data, r->uri_start,
r->unparsed_uri.len + 1);
#endif
r->request_line.len = r->request_end - r->request_start;
/* if the large client headers are enabled then
we need to copy a request line */
if (ngx_http_large_client_header) {
if (cmcf->large_client_header) {
r->request_line.data = ngx_palloc(r->pool, r->request_line.len + 1);
if (r->request_line.data == NULL) {
@ -325,19 +349,6 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
if (r->args.data[0] == '\0') { r->args.data = NULL; }
#endif
lcx = c->log->data;
if (ngx_http_url_in_error_log) {
lcx->url = ngx_palloc(r->pool, r->uri_end - r->uri_start + 1);
if (lcx->url == NULL) {
ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
ngx_http_close_connection(c);
return;
}
ngx_cpystrn(lcx->url, r->uri_start, r->uri_end - r->uri_start + 1);
}
if (r->http_version == NGX_HTTP_VERSION_9) {
if (ngx_http_find_server_conf(r) == NGX_ERROR) {
ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
@ -350,10 +361,12 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
return;
}
lcx = c->log->data;
lcx->action = "reading client request headers";
lcx->url = r->unparsed_uri.data;
r->headers_in.headers = ngx_create_table(r->pool, 10);
if (ngx_http_large_client_header
if (cmcf->large_client_header
&& r->header_in->pos == r->header_in->last)
{
r->header_in->pos = r->header_in->last = r->header_in->start;
@ -384,7 +397,9 @@ static void ngx_http_process_request_line(ngx_event_t *rev)
are enabled otherwise a request line had been already copied
to the start of the r->header_in hunk in ngx_http_set_keepalive() */
if (ngx_http_large_client_header) {
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
if (cmcf->large_client_header) {
offset = r->request_start - r->header_in->start;
if (offset == 0) {
@ -429,9 +444,10 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_log_ctx_t *ctx;
ngx_http_core_main_conf_t *cmcf;
c = (ngx_connection_t *) rev->data;
r = (ngx_http_request_t *) c->data;
c = rev->data;
r = c->data;
ngx_log_debug(rev->log, "http process request header line");
@ -471,7 +487,9 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
/* if the large client headers are enabled then
we need to copy the header name and value */
if (ngx_http_large_client_header) {
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
if (cmcf->large_client_header) {
h->key.data = ngx_palloc(r->pool,
h->key.len + 1 + h->value.len + 1);
if (h->key.data == NULL) {
@ -505,7 +523,7 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
ngx_log_debug(r->connection->log, "HTTP header: '%s: %s'" _
h->key.data _ h->value.data);
if (ngx_http_large_client_header
if (cmcf->large_client_header
&& r->header_in->pos == r->header_in->last)
{
r->header_in->pos = r->header_in->last = r->header_in->start;
@ -574,7 +592,9 @@ static void ngx_http_process_request_headers(ngx_event_t *rev)
/* if the large client headers are enabled then
we need to compact r->header_in hunk */
if (ngx_http_large_client_header) {
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
if (cmcf->large_client_header) {
offset = r->header_name_start - r->header_in->start;
if (offset == 0) {
@ -609,6 +629,7 @@ static ssize_t ngx_http_read_request_header(ngx_http_request_t *r)
int event;
ssize_t n;
ngx_event_t *rev;
ngx_http_core_main_conf_t *cmcf;
n = r->header_in->last - r->header_in->pos;
@ -629,7 +650,9 @@ static ssize_t ngx_http_read_request_header(ngx_http_request_t *r)
rev->timer_set = 1;
}
ngx_add_timer(rev, ngx_http_client_header_timeout);
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
ngx_add_timer(rev, cmcf->client_header_timeout);
r->header_timeout_set = 1;
}
@ -724,7 +747,7 @@ void ngx_http_set_write_handler(ngx_http_request_t *r)
{
int event;
ngx_event_t *wev;
ngx_http_core_loc_conf_t *lcf;
ngx_http_core_loc_conf_t *clcf;
wev = r->connection->write;
wev->event_handler = ngx_http_writer;
@ -733,10 +756,10 @@ void ngx_http_set_write_handler(ngx_http_request_t *r)
return;
}
lcf = (ngx_http_core_loc_conf_t *)
clcf = (ngx_http_core_loc_conf_t *)
ngx_http_get_module_loc_conf(r->main ? r->main : r,
ngx_http_core_module_ctx);
ngx_add_timer(wev, lcf->send_timeout);
ngx_add_timer(wev, clcf->send_timeout);
wev->timer_set = 1;
if (ngx_event_flags & (NGX_HAVE_AIO_EVENT|NGX_HAVE_EDGE_EVENT)) {
@ -747,7 +770,7 @@ void ngx_http_set_write_handler(ngx_http_request_t *r)
#if (HAVE_LOWAT_EVENT) /* kqueue's NOTE_LOWAT */
if (ngx_event_flags & NGX_HAVE_LOWAT_EVENT) {
wev->lowat = lcf->send_lowat;
wev->lowat = clcf->send_lowat;
}
#endif
@ -823,9 +846,8 @@ static void ngx_http_writer(ngx_event_t *wev)
if (r->keepalive != 0) {
ngx_http_set_keepalive(r);
}
if (r->lingering_close) {
} else if (r->lingering_close) {
ngx_http_set_lingering_close(r);
} else {
@ -975,6 +997,7 @@ static void ngx_http_set_keepalive(ngx_http_request_t *r)
ngx_event_t *rev, *wev;
ngx_connection_t *c;
ngx_http_log_ctx_t *ctx;
ngx_http_core_main_conf_t *cmcf;
c = (ngx_connection_t *) r->connection;
rev = c->read;
@ -1007,7 +1030,9 @@ static void ngx_http_set_keepalive(ngx_http_request_t *r)
This copy should be rare because clients that support
pipelined requests (Mozilla 1.x, Opera 6.x) are still rare */
if (!ngx_http_large_client_header) {
cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module_ctx);
if (!cmcf->large_client_header) {
len = h->last - h->pos;
ngx_memcpy(h->start, h->pos, len);
h->pos = h->start;

15
src/http/ngx_http_header_filter.c
View File

@ -18,14 +18,17 @@ static int ngx_http_header_filter_init(ngx_pool_t *pool);
static int ngx_http_header_filter(ngx_http_request_t *r);
ngx_http_module_t ngx_http_header_filter_module_ctx = {
NULL, /* create server config */
NULL, /* init server config */
static ngx_http_module_t ngx_http_header_filter_module_ctx = {
NGX_HTTP_MODULE,
NULL, /* create location config */
NULL, /* merge location config */
NULL, /* create main configuration */
NULL, /* init main configuration */
NULL /* init filters */
NULL, /* create server configuration */
NULL, /* merge server configuration */
NULL, /* create location configuration */
NULL, /* merge location configuration */
};

15
src/http/ngx_http_output_filter.c
View File

@ -23,7 +23,7 @@ static void ngx_http_output_filter_init(ngx_pool_t *pool,
static ngx_command_t ngx_http_output_filter_commands[] = {
{ngx_string("output_buffer"),
NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_HTTP_LOC_CONF_OFFSET,
offsetof(ngx_http_output_filter_conf_t, hunk_size),
@ -36,11 +36,14 @@ static ngx_command_t ngx_http_output_filter_commands[] = {
static ngx_http_module_t ngx_http_output_filter_module_ctx = {
NGX_HTTP_MODULE,
NULL, /* create server config */
NULL, /* init server config */
NULL, /* create main configuration */
NULL, /* init main configuration */
ngx_http_output_filter_create_conf, /* create location config */
ngx_http_output_filter_merge_conf /* merge location config */
NULL, /* create server configuration */
NULL, /* merge server configuration */
ngx_http_output_filter_create_conf, /* create location configuration */
ngx_http_output_filter_merge_conf /* merge location configuration */
};
@ -336,7 +339,7 @@ static char *ngx_http_output_filter_merge_conf(ngx_pool_t *pool,
ngx_http_output_filter_conf_t *conf =
(ngx_http_output_filter_conf_t *) child;
ngx_conf_size_merge(conf->hunk_size, prev->hunk_size, 32768);
ngx_conf_merge_size_value(conf->hunk_size, prev->hunk_size, 32768);
return NULL;
}

178
src/http/ngx_http_parse.c
View File

@ -9,13 +9,24 @@ int ngx_parse_http_request_line(ngx_http_request_t *r)
char *p;
enum {
sw_start = 0,
sw_G,
sw_GE,
sw_H,
sw_HE,
sw_HEA,
sw_P,
sw_PO,
sw_POS,
sw_space_after_method,
sw_spaces_before_uri,
sw_after_slash_in_uri,
sw_check_uri,
sw_uri,
sw_http_09,
sw_http_version,
sw_http_H,
sw_http_HT,
sw_http_HTT,
sw_http_HTTP,
sw_first_major_digit,
sw_major_digit,
sw_first_minor_digit,
@ -30,7 +41,7 @@ int ngx_parse_http_request_line(ngx_http_request_t *r)
while (p < r->header_in->last && state < sw_done) {
ch = *p++;
/* GCC 2.95.2 and VC 6.0 compile this switch as jump table */
/* gcc 2.95.2 and vc 6.0 compile this switch as an jump table */
switch (state) {
@ -40,50 +51,101 @@ int ngx_parse_http_request_line(ngx_http_request_t *r)
switch (ch) {
case 'G':
if (p + 1 >= r->header_in->last) {
return NGX_AGAIN;
}
if (*p != 'E' || *(p + 1) != 'T') {
return NGX_HTTP_PARSE_INVALID_METHOD;
}
r->method = NGX_HTTP_GET;
p += 2;
state = sw_G;
break;
case 'H':
if (p + 2 >= r->header_in->last) {
return NGX_AGAIN;
}
if (*p != 'E' || *(p + 1) != 'A' || *(p + 2) != 'D') {
return NGX_HTTP_PARSE_INVALID_METHOD;
}
r->method = NGX_HTTP_HEAD;
p += 3;
state = sw_H;
break;
case 'P':
if (p + 2 >= r->header_in->last) {
return NGX_AGAIN;
}
if (*p != 'O' || *(p + 1) != 'S' || *(p + 2) != 'T') {
return NGX_HTTP_PARSE_INVALID_METHOD;
}
r->method = NGX_HTTP_POST;
p += 3;
state = sw_P;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_G:
switch (ch) {
case 'E':
state = sw_GE;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_GE:
switch (ch) {
case 'T':
r->method = NGX_HTTP_GET;
state = sw_space_after_method;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_H:
switch (ch) {
case 'E':
state = sw_HE;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_HE:
switch (ch) {
case 'A':
state = sw_HEA;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_HEA:
switch (ch) {
case 'D':
r->method = NGX_HTTP_HEAD;
state = sw_space_after_method;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_P:
switch (ch) {
case 'O':
state = sw_PO;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_PO:
switch (ch) {
case 'S':
state = sw_POS;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
case sw_POS:
switch (ch) {
case 'T':
r->method = NGX_HTTP_POST;
state = sw_space_after_method;
break;
default:
return NGX_HTTP_PARSE_INVALID_METHOD;
}
break;
/* single space after method */
case sw_space_after_method:
@ -214,28 +276,52 @@ int ngx_parse_http_request_line(ngx_http_request_t *r)
state = sw_done;
break;
case 'H':
state = sw_http_version;
state = sw_http_H;
break;
default:
return NGX_HTTP_PARSE_INVALID_REQUEST;
}
break;
/* "TTP/" */
case sw_http_version:
if (p + 2 >= r->header_in->last) {
r->state = sw_http_version;
r->header_in->pos = p - 1;
return NGX_AGAIN;
}
if (ch != 'T' || *p != 'T' || *(p + 1) != 'P' || *(p + 2) != '/') {
case sw_http_H:
switch (ch) {
case 'T':
state = sw_http_HT;
break;
default:
return NGX_HTTP_PARSE_INVALID_REQUEST;
}
break;
p += 3;
case sw_http_HT:
switch (ch) {
case 'T':
state = sw_http_HTT;
break;
default:
return NGX_HTTP_PARSE_INVALID_REQUEST;
}
break;
case sw_http_HTT:
switch (ch) {
case 'P':
state = sw_http_HTTP;
break;
default:
return NGX_HTTP_PARSE_INVALID_REQUEST;
}
break;
case sw_http_HTTP:
switch (ch) {
case '/':
state = sw_first_major_digit;
break;
default:
return NGX_HTTP_PARSE_INVALID_REQUEST;
}
break;
/* first digit of major HTTP version */
case sw_first_major_digit:

205
src/http/ngx_http_request.h Normal file
View File

@ -0,0 +1,205 @@
#ifndef _NGX_HTTP_REQUEST_H_INCLUDED_
#define _NGX_HTTP_REQUEST_H_INCLUDED_
#if 0
#include <ngx_config.h>
#include <ngx_types.h>
#include <ngx_string.h>
#include <ngx_table.h>
#include <ngx_hunk.h>
#include <ngx_files.h>
#include <ngx_connection.h>
#include <ngx_conf_file.h>
#endif
#define NGX_HTTP_VERSION_9 9
#define NGX_HTTP_VERSION_10 1000
#define NGX_HTTP_VERSION_11 1001
#define NGX_HTTP_GET 1
#define NGX_HTTP_HEAD 2
#define NGX_HTTP_POST 3
#define NGX_HTTP_CONN_CLOSE 0
#define NGX_HTTP_CONN_KEEP_ALIVE 1
#define NGX_HTTP_PARSE_HEADER_DONE 1
#define NGX_HTTP_PARSE_INVALID_METHOD 10
#define NGX_HTTP_PARSE_INVALID_REQUEST 11
#define NGX_HTTP_PARSE_TOO_LONG_URI 12
#define NGX_HTTP_PARSE_INVALID_09_METHOD 13
#define NGX_HTTP_PARSE_INVALID_HEADER 14
#define NGX_HTTP_PARSE_TOO_LONG_HEADER 15
#define NGX_HTTP_PARSE_NO_HOST_HEADER 16
#define NGX_HTTP_PARSE_INVALID_CL_HEADER 17
#define NGX_HTTP_OK 200
#define NGX_HTTP_SPECIAL_RESPONSE 300
#define NGX_HTTP_MOVED_PERMANENTLY 301
#define NGX_HTTP_MOVED_TEMPORARILY 302
#define NGX_HTTP_NOT_MODIFIED 304
#define NGX_HTTP_BAD_REQUEST 400
#define NGX_HTTP_FORBIDDEN 403
#define NGX_HTTP_NOT_FOUND 404
#define NGX_HTTP_REQUEST_TIME_OUT 408
#define NGX_HTTP_REQUEST_URI_TOO_LARGE 414
#define NGX_HTTP_INTERNAL_SERVER_ERROR 500
#define NGX_HTTP_NOT_IMPLEMENTED 501
#define NGX_HTTP_BAD_GATEWAY 502
#define NGX_HTTP_SERVICE_UNAVAILABLE 503
#define NGX_HTTP_GATEWAY_TIME_OUT 504
#define NGX_HTTP_STATIC_HANDLER 0
#define NGX_HTTP_DIRECTORY_HANDLER 1
typedef struct {
ngx_str_t name;
int offset;
} ngx_http_header_t;
typedef struct {
size_t host_name_len;
ssize_t content_length_n;
ngx_table_elt_t *host;
ngx_table_elt_t *connection;
ngx_table_elt_t *if_modified_since;
ngx_table_elt_t *content_length;
ngx_table_elt_t *accept_encoding;
ngx_table_elt_t *user_agent;
ngx_table_t *headers;
} ngx_http_headers_in_t;
typedef struct {
ngx_chain_t chain[4];
ngx_hunk_t *header_out;
ngx_hunk_t *hunk;
ngx_hunk_t *file_hunk;
ngx_file_t temp_file;
ngx_path_t *temp_path;
off_t offset;
char *header_in_pos;
} ngx_http_request_body_t;
typedef struct {
int status;
ngx_str_t status_line;
ngx_table_elt_t *server;
ngx_table_elt_t *date;
ngx_table_elt_t *content_type;
ngx_table_elt_t *location;
ngx_table_elt_t *last_modified;
ngx_table_t *headers;
off_t content_length;
char *charset;
char *etag;
time_t date_time;
time_t last_modified_time;
} ngx_http_headers_out_t;
typedef struct ngx_http_request_s ngx_http_request_t;
struct ngx_http_request_s {
ngx_connection_t *connection;
void **ctx;
void **main_conf;
void **srv_conf;
void **loc_conf;
ngx_file_t file;
ngx_pool_t *pool;
ngx_hunk_t *header_in;
ngx_http_request_body_t *request_body;
ngx_http_headers_in_t headers_in;
ngx_http_headers_out_t headers_out;
int (*handler)(ngx_http_request_t *r);
time_t lingering_time;
int method;
int http_version;
int http_major;
int http_minor;
ngx_str_t request_line;
ngx_str_t uri;
ngx_str_t args;
ngx_str_t exten;
ngx_str_t unparsed_uri;
ngx_http_request_t *main;
u_int in_addr;
int port;
ngx_str_t port_name;
int filter;
char *discarded_buffer;
ngx_str_t path;
int path_err;
unsigned proxy:1;
unsigned cachable:1;
unsigned pipeline:1;
unsigned keepalive:1;
unsigned lingering_close:1;
unsigned header_read:1;
unsigned header_timeout_set:1;
unsigned logging:1;
unsigned header_only:1;
unsigned unusual_uri:1; /* URI is not started with '/' - "GET http://" */
unsigned complex_uri:1; /* URI with "/." or with "//" (WIN32) */
unsigned path_not_found:1;
#ifdef NGX_EVENT
unsigned write_level_event:1;
#endif
int state;
char *uri_start;
char *uri_end;
char *uri_ext;
char *args_start;
char *request_start;
char *request_end;
char *header_name_start;
char *header_name_end;
char *header_start;
char *header_end;
#ifdef NGX_EVENT
int (*state_handler)(ngx_http_request_t *r);
#endif
};
#endif /* _NGX_HTTP_REQUEST_H_INCLUDED_ */

30
src/http/ngx_http_write_filter.c
View File

@ -35,11 +35,14 @@ static ngx_command_t ngx_http_write_filter_commands[] = {
ngx_http_module_t ngx_http_write_filter_module_ctx = {
NGX_HTTP_MODULE,
NULL, /* create server config */
NULL, /* init server config */
NULL, /* create main configuration */
NULL, /* init main configuration */
ngx_http_write_filter_create_conf, /* create location config */
ngx_http_write_filter_merge_conf /* merge location config */
NULL, /* create server configuration */
NULL, /* merge server configuration */
ngx_http_write_filter_create_conf, /* create location configuration */
ngx_http_write_filter_merge_conf /* merge location configuration */
};
@ -61,9 +64,9 @@ int ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in)
ngx_http_write_filter_conf_t *conf;
ctx = (ngx_http_write_filter_ctx_t *)
ngx_http_get_module_ctx(r->main ? r->main : r,
ctx = ngx_http_get_module_ctx(r->main ? r->main : r,
ngx_http_write_filter_module_ctx);
if (ctx == NULL) {
ngx_http_create_ctx(r, ctx, ngx_http_write_filter_module_ctx,
sizeof(ngx_http_write_filter_ctx_t), NGX_ERROR);
@ -118,8 +121,7 @@ int ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in)
}
}
conf = (ngx_http_write_filter_conf_t *)
ngx_http_get_module_loc_conf(r->main ? r->main : r,
conf = ngx_http_get_module_loc_conf(r->main ? r->main : r,
ngx_http_write_filter_module_ctx);
#if (NGX_DEBUG_WRITE_FILTER)
@ -139,7 +141,11 @@ int ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in)
return NGX_AGAIN;
}
#if 1
chain = ngx_write_chain(r->connection, ctx->out);
#else
chain = ngx_write_chain(r->connection, ctx->out, flush);
#endif
#if (NGX_DEBUG_WRITE_FILTER)
ngx_log_debug(r->connection->log, "write filter %x" _ chain);
@ -177,12 +183,10 @@ static void *ngx_http_write_filter_create_conf(ngx_pool_t *pool)
static char *ngx_http_write_filter_merge_conf(ngx_pool_t *pool,
void *parent, void *child)
{
ngx_http_write_filter_conf_t *prev =
(ngx_http_write_filter_conf_t *) parent;
ngx_http_write_filter_conf_t *conf =
(ngx_http_write_filter_conf_t *) child;
ngx_http_write_filter_conf_t *prev = parent;
ngx_http_write_filter_conf_t *conf = child;
ngx_conf_size_merge(conf->buffer_output, prev->buffer_output, 1460);
ngx_conf_merge_size_value(conf->buffer_output, prev->buffer_output, 1460);
return NULL;
}

10
src/os/unix/ngx_freebsd_init.c
View File

@ -10,6 +10,14 @@ int ngx_freebsd_net_inet_tcp_sendspace;
int ngx_freebsd_sendfile_nbytes_bug;
ngx_os_io_t ngx_os_io = {
ngx_unix_recv,
NULL,
NULL,
ngx_freebsd_write_chain
};
int ngx_os_init(ngx_log_t *log)
{
size_t size;
@ -99,5 +107,5 @@ int ngx_os_init(ngx_log_t *log)
ngx_log_error(NGX_LOG_INFO, log, 0, "net.inet.tcp.sendspace: %d",
ngx_freebsd_net_inet_tcp_sendspace);
return NGX_OK;
return ngx_unix_init(log);
}

4
src/os/unix/ngx_freebsd_init.h
View File

@ -5,10 +5,12 @@
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_log.h>
#include <ngx_os_init.h>
#include <sys/sysctl.h>
int ngx_os_init(ngx_log_t *log);
int ngx_unix_init(ngx_log_t *log);
ssize_t ngx_unix_recv(ngx_connection_t *c, char *buf, size_t size);
extern int ngx_freebsd_kern_osreldate;

20
src/os/unix/ngx_init.c
View File

@ -1,20 +0,0 @@
int ngx_unix_init(ngx_log_t *log)
{
struct rlimit rlmt;
if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) {
ngx_log_error(NGX_LOG_ALERT, log, errno,
"getrlimit(RLIMIT_NOFILE) failed)");
return NGX_ERROR;
}
ngx_log_error(NGX_LOG_INFO, log, 0,
"getrlimit(RLIMIT_NOFILE): %d", rlmt.rlim_cur);
RLIM_INFINITY
max_connections =< rlmt.rlim_cur;
return NGX_OK;
}

4
src/os/unix/ngx_os_init.h
View File

@ -4,9 +4,13 @@
#include <ngx_config.h>
#include <ngx_log.h>
#include <ngx_hunk.h>
#include <ngx_connection.h>
int ngx_os_init(ngx_log_t *log);
extern ngx_os_io_t ngx_os_io;
#endif /* _NGX_OS_INIT_H_INCLUDED_ */

92
src/os/unix/ngx_recv.c Normal file
View File

@ -0,0 +1,92 @@
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_errno.h>
#include <ngx_log.h>
#include <ngx_recv.h>
#include <ngx_connection.h>
ssize_t ngx_unix_recv(ngx_connection_t *c, char *buf, size_t size)
{
ssize_t n;
ngx_err_t err;
ngx_event_t *ev;
ev = c->read;
#if (HAVE_KQUEUE) /* DEBUG */
if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) {
ngx_log_debug(c->log, "ngx_recv: eof:%d, avail:%d, err:%d" _
ev->eof _ ev->available _ ev->error);
}
#endif
#if (HAVE_KQUEUE)
if ((ngx_event_flags & NGX_HAVE_KQUEUE_EVENT)
&& ev->eof && ev->available == 0) {
if (ev->error == 0) {
return 0;
}
ngx_set_socket_errno(ev->error);
err = ev->error;
n = -1;
} else {
n = recv(c->fd, buf, size, 0);
ngx_log_debug(c->log, "ngx_recv: read:%d:%d" _ n _ size);
if (n == -1) {
err = ngx_socket_errno;
}
}
#else /* not kqueue */
n = recv(c->fd, buf, size, 0);
if (n == -1) {
err = ngx_socket_errno;
}
#endif
if (n == -1) {
ev->ready = 0;
if (err == NGX_ECONNRESET && ev->ignore_econnreset) {
return 0;
}
if (err == NGX_EAGAIN) {
ngx_log_error(NGX_LOG_INFO, c->log, err, "recv() returned EAGAIN");
return NGX_AGAIN;
}
ngx_log_error(NGX_LOG_ERR, c->log, err, "recv() failed");
return NGX_ERROR;
}
#if (HAVE_KQUEUE)
if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) {
ev->available -= n;
if (ev->available == 0) {
ev->ready = 0;
}
return n;
}
#endif
if ((size_t) n < size) {
ev->ready = 0;
}
return n;
}

2
src/os/unix/ngx_recv.h
View File

@ -2,9 +2,11 @@
#define _NGX_RECV_H_INCLUDED_
#if 0
#include <errno.h>
#define ngx_recv(fd, buf, size, flags) recv(fd, buf, size, flags)
#endif
#endif /* _NGX_RECV_H_INCLUDED_ */

39
src/os/unix/ngx_unix_init.c Normal file
View File

@ -0,0 +1,39 @@
#include <ngx_config.h>
#include <ngx_core.h>
int ngx_unix_init(ngx_log_t *log)
{
struct sigaction sa;
struct rlimit rlmt;
ngx_memzero(&sa, sizeof(struct sigaction));
sa.sa_handler = SIG_IGN;
sigemptyset(&sa.sa_mask);
if (sigaction(SIGPIPE, &sa, NULL) == -1) {
ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
"sigaction(SIGPIPE, SIG_IGN) failed");
return NGX_ERROR;
}
if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) {
ngx_log_error(NGX_LOG_ALERT, log, errno,
"getrlimit(RLIMIT_NOFILE) failed)");
return NGX_ERROR;
}
ngx_log_error(NGX_LOG_INFO, log, 0,
"getrlimit(RLIMIT_NOFILE): %qd:%qd",
rlmt.rlim_cur, rlmt.rlim_max);
#if 0
RLIM_INFINITY
max_connections =< rlmt.rlim_cur;
#endif
return NGX_OK;
}

11
src/os/win32/ngx_init.c Normal file
View File

@ -0,0 +1,11 @@
#include <ngx_os_init.h>
int ngx_os_init(ngx_log_t *log)
{
if (ngx_init_sockets(&ngx_log) == NGX_ERROR) {
return NGX_ERROR;
}
return NGX_OK;
}

12
src/os/win32/ngx_os_init.h Normal file
View File

@ -0,0 +1,12 @@
#ifndef _NGX_OS_INIT_H_INCLUDED_
#define _NGX_OS_INIT_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_log.h>
int ngx_os_init(ngx_log_t *log);
#endif /* _NGX_OS_INIT_H_INCLUDED_ */