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nginx-0.0.1-2002-12-03-18:45:38 import

This commit is contained in:
Igor Sysoev 2002-12-03 15:45:38 +00:00
parent e391f08de3
commit f1fafe3704
4 changed files with 116 additions and 11 deletions
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105
src/http/modules/ngx_http_event_proxy_handler.c
View File

@ -4,12 +4,14 @@
#include <ngx_string.h>
#include <ngx_file.h>
#include <ngx_hunk.h>
#include <ngx_event_write.h>
#include <ngx_http.h>
#include <ngx_http_event_proxy_handler.h>
ngx_http_module_t ngx_http_proxy_module;
static ngx_chain_t *ngx_http_proxy_create_request(ngx_http_request_t *r);
static int ngx_http_proxy_connect(ngx_http_request_t *r,
struct sockaddr_in *addr,
char *addr_text);
@ -18,7 +20,8 @@ static int ngx_http_proxy_send_request(ngx_event_t *ev);
int ngx_http_proxy_handler(ngx_http_request_t *r)
{
struct sockaddr_in addr;
struct sockaddr_in addr;
ngx_chain_t *chain;
ngx_http_proxy_ctx_t *p;
p = (ngx_http_proxy_ctx_t *) ngx_get_module_ctx(r, ngx_http_proxy_module);
@ -27,6 +30,12 @@ int ngx_http_proxy_handler(ngx_http_request_t *r)
ngx_http_create_ctx(r, p, ngx_http_proxy_module,
sizeof(ngx_http_proxy_ctx_t));
chain = ngx_http_proxy_create_request(r);
if (chain == NULL)
return NGX_ERROR;
p->out = chain;
ngx_memzero(&addr, sizeof(struct sockaddr_in));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = inet_addr("127.0.0.1");
@ -35,6 +44,69 @@ int ngx_http_proxy_handler(ngx_http_request_t *r)
ngx_http_proxy_connect(r, &addr, "connecting to 127.0.0.1:9000");
}
static ngx_chain_t *ngx_http_proxy_create_request(ngx_http_request_t *r)
{
int i;
size_t len;
ngx_hunk_t *hunk;
ngx_chain_t *chain;
ngx_table_elt_t *header;
/* STUB */
int size = 1024;
/* "+ 2" is for "\r\n" */
len = r->request_line.len + 2;
header = (ngx_table_elt_t *) r->headers_in.headers->elts;
for (i = 0; i < r->headers_in.headers->nelts; i++) {
if (&header[i] == r->headers_in.host)
continue;
/* "+ 4" is for ": " and "\r\n" */
len += header[i].key.len + header[i].value.len + 4;
}
/* add "\r\n" at the header end */
len += 2;
/* STUB */ len++;
ngx_test_null(hunk, ngx_create_temp_hunk(r->pool, len, 0, 0), NULL);
ngx_add_hunk_to_chain(chain, hunk, r->pool, NULL);
ngx_memcpy(hunk->last.mem, r->request_line.data, r->request_line.len);
hunk->last.mem += r->request_line.len;
*(hunk->last.mem++) = CR; *(hunk->last.mem++) = LF;
for (i = 0; i < r->headers_in.headers->nelts; i++) {
if (&header[i] == r->headers_in.host)
continue;
ngx_memcpy(hunk->last.mem, header[i].key.data, header[i].key.len);
hunk->last.mem += header[i].key.len;
*(hunk->last.mem++) = ':'; *(hunk->last.mem++) = ' ';
ngx_memcpy(hunk->last.mem, header[i].value.data, header[i].value.len);
hunk->last.mem += header[i].value.len;
*(hunk->last.mem++) = CR; *(hunk->last.mem++) = LF;
ngx_log_debug(r->connection->log, "proxy: '%s: %s'" _
header[i].key.data _ header[i].value.data);
}
/* add "\r\n" at the header end */
*(hunk->last.mem++) = CR; *(hunk->last.mem++) = LF;
/* STUB */ *(hunk->last.mem++) = '\0';
ngx_log_debug(r->connection->log, "PROXY:\n'%s'" _ hunk->pos.mem);
return chain;
}
static int ngx_http_proxy_connect(ngx_http_request_t *r,
struct sockaddr_in *addr,
char *addr_text)
@ -42,8 +114,7 @@ static int ngx_http_proxy_connect(ngx_http_request_t *r,
int rc;
ngx_err_t err;
ngx_socket_t s;
ngx_event_t *ev;
ngx_connection_t *c;
ngx_connection_t *c, *pc;
ngx_http_log_ctx_t *ctx;
c = r->connection;
@ -99,6 +170,8 @@ static int ngx_http_proxy_connect(ngx_http_request_t *r,
}
}
pc = &ngx_connections[s];
ngx_memzero(&ngx_read_events[s], sizeof(ngx_event_t));
ngx_memzero(&ngx_write_events[s], sizeof(ngx_event_t));
ngx_memzero(&ngx_connections[s], sizeof(ngx_connection_t));
@ -107,6 +180,8 @@ static int ngx_http_proxy_connect(ngx_http_request_t *r,
ngx_connections[s].read = &ngx_read_events[s];
ngx_connections[s].write = &ngx_write_events[s];
ngx_connections[s].data = r;
ngx_connections[s].fd = s;
ngx_connections[s].server = c->server;
ngx_connections[s].servers = c->servers;
@ -114,6 +189,10 @@ static int ngx_http_proxy_connect(ngx_http_request_t *r,
ngx_connections[s].log =
ngx_read_events[s].log = ngx_write_events[s].log = c->log;
ngx_test_null(pc->pool,
ngx_create_pool(/* STUB */ 1024 /* */, pc->log),
NGX_ERROR);
if (rc == -1) {
ngx_write_events[s].event_handler = ngx_http_proxy_send_request;
@ -124,12 +203,28 @@ static int ngx_http_proxy_connect(ngx_http_request_t *r,
ngx_write_events[s].write = 1;
ngx_write_events[s].ready = 1;
return ngx_http_proxy_send_request(ev);
return ngx_http_proxy_send_request(&ngx_write_events[s]);
}
static int ngx_http_proxy_send_request(ngx_event_t *ev)
{
return NGX_ERROR;
ngx_chain_t *chain;
ngx_connection_t *c;
ngx_http_request_t *r;
ngx_http_proxy_ctx_t *p;
c = (ngx_connection_t *) ev->data;
r = (ngx_http_request_t *) c->data;
p = (ngx_http_proxy_ctx_t *) ngx_get_module_ctx(r, ngx_http_proxy_module);
chain = ngx_event_write(c, p->out, 0);
if (chain == (ngx_chain_t *) -1)
return NGX_ERROR;
p->out = chain;
/* STUB */ return NGX_ERROR;
return NGX_OK;
}
#if 0

2
src/http/modules/ngx_http_event_proxy_handler.h
View File

@ -8,7 +8,7 @@
typedef struct {
int dummy;
ngx_chain_t *out;
} ngx_http_proxy_ctx_t;

1
src/http/ngx_http.h
View File

@ -115,6 +115,7 @@ struct ngx_http_request_s {
int http_major;
int http_minor;
ngx_str_t request_line;
char *uri;
char *exten;
ngx_http_request_t *main;

19
src/http/ngx_http_event.c
View File

@ -270,11 +270,19 @@ static int ngx_http_process_request_line(ngx_http_request_t *r)
c = r->connection;
if (rc == NGX_OK) {
ngx_test_null(r->uri,
ngx_palloc(r->pool, r->uri_end - r->uri_start + 1),
len = r->uri_end - r->uri_start + 1;
ngx_test_null(r->uri, ngx_palloc(r->pool, len),
ngx_http_close_request(r));
ngx_cpystrn(r->uri, r->uri_start, r->uri_end - r->uri_start + 1);
ngx_cpystrn(r->uri, r->uri_start, len);
r->request_line.len = r->request_end - r->header_in->start;
ngx_test_null(r->request_line.data,
ngx_palloc(r->pool, r->request_line.len + 1),
ngx_http_close_request(r));
ngx_cpystrn(r->request_line.data, r->header_in->start,
r->request_line.len + 1);
/* TEMP */
ngx_test_null(request, ngx_push_array(c->requests),
ngx_http_close_request(r));
@ -288,6 +296,7 @@ static int ngx_http_process_request_line(ngx_http_request_t *r)
ngx_cpystrn(*request, r->header_in->start, len);
ngx_log_debug(c->log, "REQ: '%s'" _ *request);
/* */
if (r->uri_ext) {
ngx_test_null(r->exten,
@ -372,7 +381,7 @@ static int ngx_http_process_request_header_line(ngx_http_request_t *r)
int i;
ngx_table_elt_t *h;
ngx_test_null(h, ngx_push_array(r->headers_in.headers), NGX_ERROR);
ngx_test_null(h, ngx_push_table(r->headers_in.headers), NGX_ERROR);
h->key.len = r->header_name_end - r->header_name_start;
ngx_test_null(h->key.data, ngx_palloc(r->pool, h->key.len + 1), NGX_ERROR);
@ -583,7 +592,7 @@ static int ngx_http_set_default_handler(ngx_http_request_t *r)
int err, rc;
char *name, *loc, *file;
#if 0
#if 1
/* STUB */
r->handler = ngx_http_proxy_handler;
return NGX_OK;