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changeset 45:f1ee46c036a4

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nginx-0.0.1-2003-01-10-09:09:20 import
author Igor Sysoev <igor@sysoev.ru>
date Fri, 10 Jan 2003 06:09:20 +0000
parents 0e81ac0bb3e2
children f84a648211f4
files src/core/nginx.c src/core/ngx_conf_file.c src/core/ngx_conf_file.h src/core/ngx_string.h src/http/modules/ngx_http_index_handler.c src/http/modules/ngx_http_static_handler.c src/http/ngx_http.c src/http/ngx_http.h src/http/ngx_http_core_module.c src/http/ngx_http_event.c src/http/ngx_http_output_filter.c src/http/ngx_http_special_response.c src/http/ngx_http_write_filter.c src/os/unix/ngx_errno.h src/os/win32/ngx_types.h
diffstat 15 files changed, 165 insertions(+), 37 deletions(-) [+]
line wrap: on
line diff
--- a/src/core/nginx.c
+++ b/src/core/nginx.c
@@ -3,6 +3,7 @@
 
 #include <ngx_config.h>
 
+#include <ngx_core.h>
 #include <ngx_string.h>
 #include <ngx_errno.h>
 #include <ngx_time.h>
@@ -41,6 +42,7 @@ ngx_array_t  ngx_listening_sockets;
 
 int main(int argc, char *const *argv)
 {
+    int         i;
     ngx_str_t   conf_file;
     ngx_conf_t  conf;
 
@@ -70,9 +72,18 @@ int main(int argc, char *const *argv)
     conf_file.data = "nginx.conf";
 
     if (ngx_conf_parse(&conf, &conf_file) != NGX_CONF_OK) {
-        exit(1);
+        return 1;
     }
 
+    for (i = 0; ngx_modules[i]; i++) {
+        if (ngx_modules[i]->init_module) {
+            if (ngx_modules[i]->init_module(ngx_pool) == NGX_ERROR) {
+                return 1;
+            }
+        }
+    }
+
+
 #if 0
     /* STUB */
     /* TODO: init chain of global modules (like ngx_http.c),
--- a/src/core/ngx_conf_file.c
+++ b/src/core/ngx_conf_file.c
@@ -83,7 +83,7 @@ ngx_log_debug(cf->log, "token %d" _ rc);
         found = 0;
 
         for (i = 0; !found && ngx_modules[i]; i++) {
-            if (ngx_modules[i]->type != NULL
+            if (ngx_modules[i]->type != NGX_CONF_MODULE_TYPE
                 && ngx_modules[i]->type != cf->type)
             {
                 continue;
--- a/src/core/ngx_conf_file.h
+++ b/src/core/ngx_conf_file.h
@@ -31,6 +31,7 @@
 
 
 #define NGX_CORE_MODULE_TYPE 0x45524f43  /* "CORE" */
+#define NGX_CONF_MODULE_TYPE 0x464E4f43  /* "CONF" */
 
 
 typedef struct ngx_conf_s  ngx_conf_t;
--- a/src/core/ngx_string.h
+++ b/src/core/ngx_string.h
@@ -29,6 +29,7 @@ typedef struct {
 
 #define ngx_memzero               bzero
 
+#define ngx_strcasecmp            strcasecmp
 #define ngx_strncmp               strncmp
 #define ngx_strcmp                strcmp
 
--- a/src/http/modules/ngx_http_index_handler.c
+++ b/src/http/modules/ngx_http_index_handler.c
@@ -13,6 +13,7 @@
 #include <ngx_http_index_handler.h>
 
 
+static int ngx_http_index_init(ngx_pool_t *pool);
 static void *ngx_http_index_create_conf(ngx_pool_t *pool);
 static char *ngx_http_index_merge_conf(ngx_pool_t *p,
                                        void *parent, void *child);
@@ -55,13 +56,13 @@ ngx_module_t  ngx_http_index_module = {
     &ngx_http_index_module_ctx,            /* module context */
     ngx_http_index_commands,               /* module directives */
     NGX_HTTP_MODULE_TYPE,                  /* module type */
-    NULL                                   /* init module */
+    ngx_http_index_init                    /* init module */
 };
 
 
 int ngx_http_index_handler(ngx_http_request_t *r)
 {
-    int          i;
+    int          i, len;
     char        *name, *file;
     ngx_str_t    loc, *index;
     ngx_err_t    err;
@@ -76,19 +77,31 @@ int ngx_http_index_handler(ngx_http_requ
     core_cf = (ngx_http_core_loc_conf_t *)
                     ngx_http_get_module_loc_conf(r, ngx_http_core_module_ctx);
 
-    ngx_test_null(name,
+    ngx_test_null(r->path.data,
                   ngx_palloc(r->pool,
                              core_cf->doc_root.len + r->uri.len
                              + cf->max_index_len),
                   NGX_HTTP_INTERNAL_SERVER_ERROR);
 
-    loc.data = ngx_cpystrn(name, core_cf->doc_root.data,
+    loc.data = ngx_cpystrn(r->path.data, core_cf->doc_root.data,
                            core_cf->doc_root.len + 1);
     file = ngx_cpystrn(loc.data, r->uri.data, r->uri.len + 1);
+    r->path.len = file - r->path.data;
 
     index = (ngx_str_t *) cf->indices->elts;
     for (i = 0; i < cf->indices->nelts; i++) {
-        ngx_memcpy(file, index[i].data, index[i].len + 1);
+
+        if (index[i].data[0] != '/') {
+            if (!r->path_not_found) {
+                continue;
+            }
+
+            ngx_memcpy(file, index[i].data, index[i].len + 1);
+            name = r->path.data;
+
+        } else {
+            name = index[i].data;
+        }
 
         fd = ngx_open_file(name, NGX_FILE_RDONLY);
         if (fd == NGX_INVALID_FILE) {
@@ -98,6 +111,12 @@ int ngx_http_index_handler(ngx_http_requ
             }
 #if (WIN32)
             if (err == ERROR_PATH_NOT_FOUND) {
+                r->path_not_found = 1;
+                continue;
+            }
+#else
+            if (err == NGX_ENOTDIR) {
+                r->path_not_found = 1;
                 continue;
             }
 #endif
@@ -108,11 +127,20 @@ int ngx_http_index_handler(ngx_http_requ
             return NGX_HTTP_INTERNAL_SERVER_ERROR;
         }
 
-        r->file.name.len = core_cf->doc_root.len + r->uri.len + index[i].len;
         r->file.name.data = name; 
         r->file.fd = fd; 
 
-        loc.len = r->uri.len + index[i].len;
+        if (index[i].data[0] == '/') {
+            r->file.name.len = index[i].len;
+            loc.len = index[i].len;
+            loc.data = index[i].data;
+
+        } else {
+            loc.len = r->uri.len + index[i].len;
+            r->file.name.len = core_cf->doc_root.len + r->uri.len
+                               + index[i].len;
+        }
+
         return ngx_http_internal_redirect(r, loc);
     }
 
@@ -120,6 +148,18 @@ int ngx_http_index_handler(ngx_http_requ
 }
 
 
+static int ngx_http_index_init(ngx_pool_t *pool)
+{
+    ngx_http_handler_pt  *h;
+
+    ngx_test_null(h, ngx_push_array(&ngx_http_index_handlers), NGX_ERROR);
+
+    *h = ngx_http_index_handler;
+
+    return NGX_OK;
+}
+
+
 static void *ngx_http_index_create_conf(ngx_pool_t *pool)
 {
     ngx_http_index_conf_t  *conf;
--- a/src/http/modules/ngx_http_static_handler.c
+++ b/src/http/modules/ngx_http_static_handler.c
@@ -107,17 +107,17 @@ int ngx_http_static_handler(ngx_http_req
 
     /* STUB */
     if (r->exten.len) {
-        if (strcasecmp(r->exten.data, "html") == 0) {
+        if (ngx_strcasecmp(r->exten.data, "html") == 0) {
             r->headers_out.content_type->value.len = 25;
             r->headers_out.content_type->value.data =
                                                    "text/html; charset=koi8-r";
-        } else if (strcasecmp(r->exten.data, "gif") == 0) {
+        } else if (ngx_strcasecmp(r->exten.data, "gif") == 0) {
             r->headers_out.content_type->value.len = 9;
             r->headers_out.content_type->value.data = "image/gif";
-        } else if (strcasecmp(r->exten.data, "jpg") == 0) {
+        } else if (ngx_strcasecmp(r->exten.data, "jpg") == 0) {
             r->headers_out.content_type->value.len = 10;
             r->headers_out.content_type->value.data = "image/jpeg";
-        } else if (strcasecmp(r->exten.data, "pdf") == 0) {
+        } else if (ngx_strcasecmp(r->exten.data, "pdf") == 0) {
             r->headers_out.content_type->value.len = 15;
             r->headers_out.content_type->value.data = "application/pdf";
         }
--- a/src/http/ngx_http.c
+++ b/src/http/ngx_http.c
@@ -26,6 +26,10 @@ int  ngx_http_lingering_timeout = 5000;
 int  ngx_http_lingering_time = 30;
 /**/
 
+
+ngx_array_t  ngx_http_index_handlers;
+
+
 int  (*ngx_http_top_header_filter) (ngx_http_request_t *r);
 
 
@@ -117,6 +121,9 @@ static char *ngx_http_block(ngx_conf_t *
     if (rv != NGX_CONF_OK)
         return rv;
 
+    ngx_init_array(ngx_http_index_handlers,
+                   cf->pool, 3, sizeof(ngx_http_handler_pt), NGX_CONF_ERROR);
+
     ngx_http_init_filters(cf->pool, ngx_modules);
 
 #if 1
--- a/src/http/ngx_http.h
+++ b/src/http/ngx_http.h
@@ -37,6 +37,7 @@
 #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_URI_TOO_LARGE  414
 #define NGX_HTTP_INTERNAL_SERVER_ERROR  500
@@ -106,13 +107,6 @@ typedef struct ngx_http_request_s ngx_ht
 struct ngx_http_request_s {
     ngx_file_t  file;
 
-#if 0
-    ngx_str_t   filename;
-    ngx_file_info_t fileinfo;
-    ngx_fd_t  fd;
-    int    filename_len;
-#endif
-
     void  **ctx;
     void  **srv_conf;
     void  **loc_conf;
@@ -145,6 +139,8 @@ struct ngx_http_request_s {
     ssize_t   client_content_length;
     char     *discarded_buffer;
 
+    ngx_str_t   path;
+
     unsigned  keepalive:1;
     unsigned  lingering_close:1;
 
@@ -156,6 +152,7 @@ struct ngx_http_request_s {
     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;
 
     int    state;
     char  *uri_start;
@@ -180,6 +177,8 @@ typedef struct {
 } ngx_http_log_ctx_t;
 
 
+typedef int (*ngx_http_handler_pt)(ngx_http_request_t *r);
+
 typedef int (*ngx_http_output_header_filter_p)(ngx_http_request_t *r);
 
 typedef int (*ngx_http_output_body_filter_p)
@@ -251,6 +250,9 @@ extern int  ngx_http_lingering_timeout;
 extern int  ngx_http_lingering_time;
 
 
+extern ngx_array_t  ngx_http_index_handlers;
+
+
 extern ngx_http_module_t  *ngx_http_modules[];
 
 
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -11,16 +11,16 @@
 #if 0
 #include <ngx_http_write_filter.h>
 #include <ngx_http_output_filter.h>
-#include <ngx_http_index_handler.h>
 #endif
 
 /* STUB */
 #include <ngx_http_output_filter.h>
 int ngx_http_static_handler(ngx_http_request_t *r);
-int ngx_http_index_handler(ngx_http_request_t *r);
 int ngx_http_proxy_handler(ngx_http_request_t *r);
 /**/
 
+static int ngx_http_core_index_handler(ngx_http_request_t *r);
+
 
 static char *ngx_server_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy);
 static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd,
@@ -173,9 +173,7 @@ ngx_log_debug(r->connection->log, "trans
     }
 
     if (r->uri.data[r->uri.len - 1] == '/') {
-        /* TODO: find index handler */
-        /* STUB */ r->handler = ngx_http_index_handler;
-
+        r->handler = ngx_http_core_index_handler;
         return NGX_OK;
     }
 
@@ -234,6 +232,9 @@ ngx_log_debug(r->connection->log, "trans
 #if (WIN32)
         } else if (err == ERROR_PATH_NOT_FOUND) {
             return NGX_HTTP_NOT_FOUND;
+#else
+        } else if (err == NGX_ENOTDIR) {
+            return NGX_HTTP_NOT_FOUND;
 #endif
         } else {
             return NGX_HTTP_INTERNAL_SERVER_ERROR;
@@ -293,6 +294,62 @@ ngx_log_debug(r->connection->log, "trans
 }
 
 
+static int ngx_http_core_index_handler(ngx_http_request_t *r)
+{
+    int                   i, rc;
+    ngx_err_t             err;
+    ngx_http_handler_pt  *h;
+
+    h = (ngx_http_handler_pt *) ngx_http_index_handlers.elts;
+    for (i = 0; i < ngx_http_index_handlers.nelts; i++) {
+        rc = h[i](r);
+
+        if (rc != NGX_DECLINED) {
+            return rc;
+        }
+    }
+
+#if (WIN32)
+
+    if (r->path_not_found) {
+        return NGX_HTTP_NOT_FOUND;
+
+    } else {
+        return NGX_HTTP_FORBIDDEN;
+    }
+
+#else
+
+    if (r->path_not_found) {
+        return NGX_HTTP_NOT_FOUND;
+    }
+
+    r->path.data[r->path.len] = '\0';
+    if (stat(r->path.data, &r->file.info) == -1) {
+
+        err = ngx_errno;
+        if (err == NGX_ENOENT) {
+            return NGX_HTTP_NOT_FOUND;
+        }
+
+        ngx_log_error(NGX_LOG_ERR, r->connection->log, err,
+                      "ngx_http_core_index_handler: "
+                      "stat() %s failed", r->path.data);
+
+        return NGX_HTTP_INTERNAL_SERVER_ERROR;
+    }
+
+    if (ngx_is_dir(r->file.info)) {
+        return NGX_HTTP_FORBIDDEN;
+
+    } else {
+        return NGX_HTTP_NOT_FOUND;
+    }
+
+#endif
+}
+
+
 int ngx_http_send_header(ngx_http_request_t *r)
 {
     return (*ngx_http_top_header_filter)(r);
--- a/src/http/ngx_http_event.c
+++ b/src/http/ngx_http_event.c
@@ -400,7 +400,7 @@ static int ngx_http_process_request_head
 
     for (i = 0; headers_in[i].len != 0; i++) {
         if (headers_in[i].len == h->key.len) {
-            if (strcasecmp(headers_in[i].data, h->key.data) == 0) {
+            if (ngx_strcasecmp(headers_in[i].data, h->key.data) == 0) {
                 *((ngx_table_elt_t **)
                     ((char *) &r->headers_in + headers_in[i].offset)) = h;
             }
--- a/src/http/ngx_http_output_filter.c
+++ b/src/http/ngx_http_output_filter.c
@@ -68,11 +68,10 @@ int ngx_http_output_filter(ngx_http_requ
 
     ctx = (ngx_http_output_filter_ctx_t *)
                     ngx_http_get_module_ctx(r->main ? r->main : r,
-                                            ngx_http_output_filter_module_ctx);
+                                            ngx_http_output_filter_module);
 
     if (ctx == NULL) {
-        ngx_http_create_ctx(r, ctx,
-                            ngx_http_output_filter_module_ctx,
+        ngx_http_create_ctx(r, ctx, ngx_http_output_filter_module,
                             sizeof(ngx_http_output_filter_ctx_t));
     }
 
@@ -183,9 +182,9 @@ int ngx_http_output_filter(ngx_http_requ
                             if (hunk->type & NGX_HUNK_LAST) {
 
                                 conf = (ngx_http_output_filter_conf_t *)
-                                        ngx_http_get_module_loc_conf(
-                                            r->main ? r->main : r,
-                                            ngx_http_output_filter_module_ctx);
+                                            ngx_http_get_module_loc_conf(
+                                                r->main ? r->main : r,
+                                                ngx_http_output_filter_module);
 
                                 size = hunk->last.mem - hunk->pos.mem;
                                 if (size > conf->hunk_size) {
--- a/src/http/ngx_http_special_response.c
+++ b/src/http/ngx_http_special_response.c
@@ -19,6 +19,13 @@ static char error_400_page[] =
 "<center><h1>400 Bad Request</h1></center>" CRLF
 ;
 
+static char error_403_page[] =
+"<html>" CRLF
+"<head><title>403 Forbidden</title></head>" CRLF
+"<body bgcolor=\"white\">" CRLF
+"<center><h1>403 Forbidden</h1></center>" CRLF
+;
+
 static char error_404_page[] =
 "<html>" CRLF
 "<head><title>404 Not Found</title></head>" CRLF
@@ -36,7 +43,7 @@ static ngx_str_t error_pages[] = {
     { sizeof(error_400_page) - 1, error_400_page },
     { 0, NULL},  /* 401 */
     { 0, NULL},  /* 402 */
-    { 0, NULL},  /* 403 */
+    { sizeof(error_403_page) - 1, error_403_page },
     { sizeof(error_404_page) - 1, error_404_page },
 
     { 0, NULL}   /* 500 */
--- a/src/http/ngx_http_write_filter.c
+++ b/src/http/ngx_http_write_filter.c
@@ -66,10 +66,9 @@ int ngx_http_write_filter(ngx_http_reque
 
     ctx = (ngx_http_write_filter_ctx_t *)
                      ngx_http_get_module_ctx(r->main ? r->main : r,
-                                             ngx_http_write_filter_module_ctx);
+                                             ngx_http_write_filter_module);
     if (ctx == NULL) {
-        ngx_http_create_ctx(r, ctx,
-                            ngx_http_write_filter_module_ctx,
+        ngx_http_create_ctx(r, ctx, ngx_http_write_filter_module,
                             sizeof(ngx_http_write_filter_ctx_t));
     }
 
@@ -126,7 +125,7 @@ int ngx_http_write_filter(ngx_http_reque
 
     conf = (ngx_http_write_filter_conf_t *)
                 ngx_http_get_module_loc_conf(r->main ? r->main : r,
-                                             ngx_http_write_filter_module_ctx);
+                                             ngx_http_write_filter_module);
 
 #if (NGX_DEBUG_WRITE_FILTER)
     ngx_log_debug(r->connection->log, "write filter: last:%d flush:%d" _
--- a/src/os/unix/ngx_errno.h
+++ b/src/os/unix/ngx_errno.h
@@ -9,6 +9,7 @@ typedef int               ngx_err_t;
 
 #define NGX_ENOENT        ENOENT
 #define NGX_EINTR         EINTR
+#define NGX_ENOTDIR       ENOTDIR
 #define NGX_EAGAIN        EWOULDBLOCK
 #define NGX_EINPROGRESS   EINPROGRESS
 #define NGX_EADDRINUSE    EADDRINUSE
--- a/src/os/win32/ngx_types.h
+++ b/src/os/win32/ngx_types.h
@@ -8,6 +8,9 @@
 typedef int               ssize_t;
 typedef long              time_t;
 
+typedef unsigned __int32  u_int32_t;
+
+
 
 #define QD_FMT            "%I64d"
 #define QX_FMT            "%I64x"