Precontent phase.

The phase is added instead of the try_files phase.  Unlike the old phase, the
new one supports registering multiple handlers.  The try_files implementation is
moved to a separate ngx_http_try_files_module, which now registers a precontent
phase handler.

4 files changed, 414 insertions, 337 deletions

diff --git a/src/http/modules/ngx_http_try_files_module.c b/src/http/modules/ngx_http_try_files_module.c
new file mode 100644
index 000000000..ce783a24d
--- /dev/null
+++ b/src/http/modules/ngx_http_try_files_module.c
@@ -0,0 +1,404 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) Nginx, Inc.
+ */
+
+
+#include <ngx_config.h>
+#include <ngx_core.h>
+#include <ngx_http.h>
+
+
+typedef struct {
+    ngx_array_t           *lengths;
+    ngx_array_t           *values;
+    ngx_str_t              name;
+
+    unsigned               code:10;
+    unsigned               test_dir:1;
+} ngx_http_try_file_t;
+
+
+typedef struct {
+    ngx_http_try_file_t   *try_files;
+} ngx_http_try_files_loc_conf_t;
+
+
+static ngx_int_t ngx_http_try_files_handler(ngx_http_request_t *r);
+static char *ngx_http_try_files(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
+static void *ngx_http_try_files_create_loc_conf(ngx_conf_t *cf);
+static ngx_int_t ngx_http_try_files_init(ngx_conf_t *cf);
+
+
+static ngx_command_t  ngx_http_try_files_commands[] = {
+
+    { ngx_string("try_files"),
+      NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE,
+      ngx_http_try_files,
+      NGX_HTTP_LOC_CONF_OFFSET,
+      0,
+      NULL },
+
+      ngx_null_command
+};
+
+
+static ngx_http_module_t  ngx_http_try_files_module_ctx = {
+    NULL,                                  /* preconfiguration */
+    ngx_http_try_files_init,               /* postconfiguration */
+
+    NULL,                                  /* create main configuration */
+    NULL,                                  /* init main configuration */
+
+    NULL,                                  /* create server configuration */
+    NULL,                                  /* merge server configuration */
+
+    ngx_http_try_files_create_loc_conf,    /* create location configuration */
+    NULL                                   /* merge location configuration */
+};
+
+
+ngx_module_t  ngx_http_try_files_module = {
+    NGX_MODULE_V1,
+    &ngx_http_try_files_module_ctx,        /* module context */
+    ngx_http_try_files_commands,           /* module directives */
+    NGX_HTTP_MODULE,                       /* module type */
+    NULL,                                  /* init master */
+    NULL,                                  /* init module */
+    NULL,                                  /* init process */
+    NULL,                                  /* init thread */
+    NULL,                                  /* exit thread */
+    NULL,                                  /* exit process */
+    NULL,                                  /* exit master */
+    NGX_MODULE_V1_PADDING
+};
+
+
+static ngx_int_t
+ngx_http_try_files_handler(ngx_http_request_t *r)
+{
+    size_t                          len, root, alias, reserve, allocated;
+    u_char                         *p, *name;
+    ngx_str_t                       path, args;
+    ngx_uint_t                      test_dir;
+    ngx_http_try_file_t            *tf;
+    ngx_open_file_info_t            of;
+    ngx_http_script_code_pt         code;
+    ngx_http_script_engine_t        e;
+    ngx_http_core_loc_conf_t       *clcf;
+    ngx_http_script_len_code_pt     lcode;
+    ngx_http_try_files_loc_conf_t  *tlcf;
+
+    tlcf = ngx_http_get_module_loc_conf(r, ngx_http_try_files_module);
+
+    if (tlcf->try_files == NULL) {
+        return NGX_DECLINED;
+    }
+
+    ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
+                   "try files handler");
+
+    allocated = 0;
+    root = 0;
+    name = NULL;
+    /* suppress MSVC warning */
+    path.data = NULL;
+
+    tf = tlcf->try_files;
+
+    clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
+
+    alias = clcf->alias;
+
+    for ( ;; ) {
+
+        if (tf->lengths) {
+            ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
+
+            e.ip = tf->lengths->elts;
+            e.request = r;
+
+            /* 1 is for terminating '\0' as in static names */
+            len = 1;
+
+            while (*(uintptr_t *) e.ip) {
+                lcode = *(ngx_http_script_len_code_pt *) e.ip;
+                len += lcode(&e);
+            }
+
+        } else {
+            len = tf->name.len;
+        }
+
+        if (!alias) {
+            reserve = len > r->uri.len ? len - r->uri.len : 0;
+
+        } else if (alias == NGX_MAX_SIZE_T_VALUE) {
+            reserve = len;
+
+        } else {
+            reserve = len > r->uri.len - alias ? len - (r->uri.len - alias) : 0;
+        }
+
+        if (reserve > allocated || !allocated) {
+
+            /* 16 bytes are preallocation */
+            allocated = reserve + 16;
+
+            if (ngx_http_map_uri_to_path(r, &path, &root, allocated) == NULL) {
+                return NGX_HTTP_INTERNAL_SERVER_ERROR;
+            }
+
+            name = path.data + root;
+        }
+
+        if (tf->values == NULL) {
+
+            /* tf->name.len includes the terminating '\0' */
+
+            ngx_memcpy(name, tf->name.data, tf->name.len);
+
+            path.len = (name + tf->name.len - 1) - path.data;
+
+        } else {
+            e.ip = tf->values->elts;
+            e.pos = name;
+            e.flushed = 1;
+
+            while (*(uintptr_t *) e.ip) {
+                code = *(ngx_http_script_code_pt *) e.ip;
+                code((ngx_http_script_engine_t *) &e);
+            }
+
+            path.len = e.pos - path.data;
+
+            *e.pos = '\0';
+
+            if (alias && alias != NGX_MAX_SIZE_T_VALUE
+                && ngx_strncmp(name, r->uri.data, alias) == 0)
+            {
+                ngx_memmove(name, name + alias, len - alias);
+                path.len -= alias;
+            }
+        }
+
+        test_dir = tf->test_dir;
+
+        tf++;
+
+        ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
+                       "trying to use %s: \"%s\" \"%s\"",
+                       test_dir ? "dir" : "file", name, path.data);
+
+        if (tf->lengths == NULL && tf->name.len == 0) {
+
+            if (tf->code) {
+                return tf->code;
+            }
+
+            path.len -= root;
+            path.data += root;
+
+            if (path.data[0] == '@') {
+                (void) ngx_http_named_location(r, &path);
+
+            } else {
+                ngx_http_split_args(r, &path, &args);
+
+                (void) ngx_http_internal_redirect(r, &path, &args);
+            }
+
+            ngx_http_finalize_request(r, NGX_DONE);
+            return NGX_DONE;
+        }
+
+        ngx_memzero(&of, sizeof(ngx_open_file_info_t));
+
+        of.read_ahead = clcf->read_ahead;
+        of.directio = clcf->directio;
+        of.valid = clcf->open_file_cache_valid;
+        of.min_uses = clcf->open_file_cache_min_uses;
+        of.test_only = 1;
+        of.errors = clcf->open_file_cache_errors;
+        of.events = clcf->open_file_cache_events;
+
+        if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) {
+            return NGX_HTTP_INTERNAL_SERVER_ERROR;
+        }
+
+        if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool)
+            != NGX_OK)
+        {
+            if (of.err == 0) {
+                return NGX_HTTP_INTERNAL_SERVER_ERROR;
+            }
+
+            if (of.err != NGX_ENOENT
+                && of.err != NGX_ENOTDIR
+                && of.err != NGX_ENAMETOOLONG)
+            {
+                ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err,
+                              "%s \"%s\" failed", of.failed, path.data);
+            }
+
+            continue;
+        }
+
+        if (of.is_dir != test_dir) {
+            continue;
+        }
+
+        path.len -= root;
+        path.data += root;
+
+        if (!alias) {
+            r->uri = path;
+
+        } else if (alias == NGX_MAX_SIZE_T_VALUE) {
+            if (!test_dir) {
+                r->uri = path;
+                r->add_uri_to_alias = 1;
+            }
+
+        } else {
+            name = r->uri.data;
+
+            r->uri.len = alias + path.len;
+            r->uri.data = ngx_pnalloc(r->pool, r->uri.len);
+            if (r->uri.data == NULL) {
+                r->uri.len = 0;
+                return NGX_HTTP_INTERNAL_SERVER_ERROR;
+            }
+
+            p = ngx_copy(r->uri.data, name, alias);
+            ngx_memcpy(p, path.data, path.len);
+        }
+
+        ngx_http_set_exten(r);
+
+        ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
+                       "try file uri: \"%V\"", &r->uri);
+
+        return NGX_DECLINED;
+    }
+
+    /* not reached */
+}
+
+
+static char *
+ngx_http_try_files(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
+{
+    ngx_http_try_files_loc_conf_t *tlcf = conf;
+
+    ngx_str_t                  *value;
+    ngx_int_t                   code;
+    ngx_uint_t                  i, n;
+    ngx_http_try_file_t        *tf;
+    ngx_http_script_compile_t   sc;
+
+    if (tlcf->try_files) {
+        return "is duplicate";
+    }
+
+    tf = ngx_pcalloc(cf->pool, cf->args->nelts * sizeof(ngx_http_try_file_t));
+    if (tf == NULL) {
+        return NGX_CONF_ERROR;
+    }
+
+    tlcf->try_files = tf;
+
+    value = cf->args->elts;
+
+    for (i = 0; i < cf->args->nelts - 1; i++) {
+
+        tf[i].name = value[i + 1];
+
+        if (tf[i].name.len > 0
+            && tf[i].name.data[tf[i].name.len - 1] == '/'
+            && i + 2 < cf->args->nelts)
+        {
+            tf[i].test_dir = 1;
+            tf[i].name.len--;
+            tf[i].name.data[tf[i].name.len] = '\0';
+        }
+
+        n = ngx_http_script_variables_count(&tf[i].name);
+
+        if (n) {
+            ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
+
+            sc.cf = cf;
+            sc.source = &tf[i].name;
+            sc.lengths = &tf[i].lengths;
+            sc.values = &tf[i].values;
+            sc.variables = n;
+            sc.complete_lengths = 1;
+            sc.complete_values = 1;
+
+            if (ngx_http_script_compile(&sc) != NGX_OK) {
+                return NGX_CONF_ERROR;
+            }
+
+        } else {
+            /* add trailing '\0' to length */
+            tf[i].name.len++;
+        }
+    }
+
+    if (tf[i - 1].name.data[0] == '=') {
+
+        code = ngx_atoi(tf[i - 1].name.data + 1, tf[i - 1].name.len - 2);
+
+        if (code == NGX_ERROR || code > 999) {
+            ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
+                               "invalid code \"%*s\"",
+                               tf[i - 1].name.len - 1, tf[i - 1].name.data);
+            return NGX_CONF_ERROR;
+        }
+
+        tf[i].code = code;
+    }
+
+    return NGX_CONF_OK;
+}
+
+
+static void *
+ngx_http_try_files_create_loc_conf(ngx_conf_t *cf)
+{
+    ngx_http_try_files_loc_conf_t  *tlcf;
+
+    tlcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_try_files_loc_conf_t));
+    if (tlcf == NULL) {
+        return NULL;
+    }
+
+    /*
+     * set by ngx_pcalloc():
+     *
+     *     tlcf->try_files = NULL;
+     */
+
+    return tlcf;
+}
+
+
+static ngx_int_t
+ngx_http_try_files_init(ngx_conf_t *cf)
+{
+    ngx_http_handler_pt        *h;
+    ngx_http_core_main_conf_t  *cmcf;
+
+    cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
+
+    h = ngx_array_push(&cmcf->phases[NGX_HTTP_PRECONTENT_PHASE].handlers);
+    if (h == NULL) {
+        return NGX_ERROR;
+    }
+
+    *h = ngx_http_try_files_handler;
+
+    return NGX_OK;
+}
diff --git a/src/http/ngx_http.c b/src/http/ngx_http.c
index 8d4fed5de..9d8b6d79a 100644
--- a/src/http/ngx_http.c
+++ b/src/http/ngx_http.c
@@ -382,6 +382,13 @@ ngx_http_init_phases(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf)
         return NGX_ERROR;
     }
 
+    if (ngx_array_init(&cmcf->phases[NGX_HTTP_PRECONTENT_PHASE].handlers,
+                       cf->pool, 2, sizeof(ngx_http_handler_pt))
+        != NGX_OK)
+    {
+        return NGX_ERROR;
+    }
+
     if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers,
                        cf->pool, 4, sizeof(ngx_http_handler_pt))
         != NGX_OK)
@@ -459,8 +466,7 @@ ngx_http_init_phase_handlers(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf)
 
     n = 1                  /* find config phase */
         + use_rewrite      /* post rewrite phase */
-        + use_access       /* post access phase */
-        + cmcf->try_files;
+        + use_access;      /* post access phase */
 
     for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) {
         n += cmcf->phases[i].handlers.nelts;
@@ -529,15 +535,6 @@ ngx_http_init_phase_handlers(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf)
 
             continue;
 
-        case NGX_HTTP_TRY_FILES_PHASE:
-            if (cmcf->try_files) {
-                ph->checker = ngx_http_core_try_files_phase;
-                n++;
-                ph++;
-            }
-
-            continue;
-
         case NGX_HTTP_CONTENT_PHASE:
             checker = ngx_http_core_content_phase;
             break;
diff --git a/src/http/ngx_http_core_module.c b/src/http/ngx_http_core_module.c
index 02059efd8..57a47427f 100644
--- a/src/http/ngx_http_core_module.c
+++ b/src/http/ngx_http_core_module.c
@@ -61,8 +61,6 @@ static char *ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd,
     void *conf);
 static char *ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd,
     void *conf);
-static char *ngx_http_core_try_files(ngx_conf_t *cf, ngx_command_t *cmd,
-    void *conf);
 static char *ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd,
     void *conf);
 static char *ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd,
@@ -649,13 +647,6 @@ static ngx_command_t  ngx_http_core_commands[] = {
       0,
       NULL },
 
-    { ngx_string("try_files"),
-      NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE,
-      ngx_http_core_try_files,
-      NGX_HTTP_LOC_CONF_OFFSET,
-      0,
-      NULL },
-
     { ngx_string("post_action"),
       NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
                         |NGX_CONF_TAKE1,
@@ -1159,223 +1150,6 @@ ngx_http_core_post_access_phase(ngx_http_request_t *r,
 
 
 ngx_int_t
-ngx_http_core_try_files_phase(ngx_http_request_t *r,
-    ngx_http_phase_handler_t *ph)
-{
-    size_t                        len, root, alias, reserve, allocated;
-    u_char                       *p, *name;
-    ngx_str_t                     path, args;
-    ngx_uint_t                    test_dir;
-    ngx_http_try_file_t          *tf;
-    ngx_open_file_info_t          of;
-    ngx_http_script_code_pt       code;
-    ngx_http_script_engine_t      e;
-    ngx_http_core_loc_conf_t     *clcf;
-    ngx_http_script_len_code_pt   lcode;
-
-    ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
-                   "try files phase: %ui", r->phase_handler);
-
-    clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
-
-    if (clcf->try_files == NULL) {
-        r->phase_handler++;
-        return NGX_AGAIN;
-    }
-
-    allocated = 0;
-    root = 0;
-    name = NULL;
-    /* suppress MSVC warning */
-    path.data = NULL;
-
-    tf = clcf->try_files;
-
-    alias = clcf->alias;
-
-    for ( ;; ) {
-
-        if (tf->lengths) {
-            ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
-
-            e.ip = tf->lengths->elts;
-            e.request = r;
-
-            /* 1 is for terminating '\0' as in static names */
-            len = 1;
-
-            while (*(uintptr_t *) e.ip) {
-                lcode = *(ngx_http_script_len_code_pt *) e.ip;
-                len += lcode(&e);
-            }
-
-        } else {
-            len = tf->name.len;
-        }
-
-        if (!alias) {
-            reserve = len > r->uri.len ? len - r->uri.len : 0;
-
-        } else if (alias == NGX_MAX_SIZE_T_VALUE) {
-            reserve = len;
-
-        } else {
-            reserve = len > r->uri.len - alias ? len - (r->uri.len - alias) : 0;
-        }
-
-        if (reserve > allocated || !allocated) {
-
-            /* 16 bytes are preallocation */
-            allocated = reserve + 16;
-
-            if (ngx_http_map_uri_to_path(r, &path, &root, allocated) == NULL) {
-                ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-                return NGX_OK;
-            }
-
-            name = path.data + root;
-        }
-
-        if (tf->values == NULL) {
-
-            /* tf->name.len includes the terminating '\0' */
-
-            ngx_memcpy(name, tf->name.data, tf->name.len);
-
-            path.len = (name + tf->name.len - 1) - path.data;
-
-        } else {
-            e.ip = tf->values->elts;
-            e.pos = name;
-            e.flushed = 1;
-
-            while (*(uintptr_t *) e.ip) {
-                code = *(ngx_http_script_code_pt *) e.ip;
-                code((ngx_http_script_engine_t *) &e);
-            }
-
-            path.len = e.pos - path.data;
-
-            *e.pos = '\0';
-
-            if (alias && alias != NGX_MAX_SIZE_T_VALUE
-                && ngx_strncmp(name, r->uri.data, alias) == 0)
-            {
-                ngx_memmove(name, name + alias, len - alias);
-                path.len -= alias;
-            }
-        }
-
-        test_dir = tf->test_dir;
-
-        tf++;
-
-        ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
-                       "trying to use %s: \"%s\" \"%s\"",
-                       test_dir ? "dir" : "file", name, path.data);
-
-        if (tf->lengths == NULL && tf->name.len == 0) {
-
-            if (tf->code) {
-                ngx_http_finalize_request(r, tf->code);
-                return NGX_OK;
-            }
-
-            path.len -= root;
-            path.data += root;
-
-            if (path.data[0] == '@') {
-                (void) ngx_http_named_location(r, &path);
-
-            } else {
-                ngx_http_split_args(r, &path, &args);
-
-                (void) ngx_http_internal_redirect(r, &path, &args);
-            }
-
-            ngx_http_finalize_request(r, NGX_DONE);
-            return NGX_OK;
-        }
-
-        ngx_memzero(&of, sizeof(ngx_open_file_info_t));
-
-        of.read_ahead = clcf->read_ahead;
-        of.directio = clcf->directio;
-        of.valid = clcf->open_file_cache_valid;
-        of.min_uses = clcf->open_file_cache_min_uses;
-        of.test_only = 1;
-        of.errors = clcf->open_file_cache_errors;
-        of.events = clcf->open_file_cache_events;
-
-        if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) {
-            ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-            return NGX_OK;
-        }
-
-        if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool)
-            != NGX_OK)
-        {
-            if (of.err == 0) {
-                ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-                return NGX_OK;
-            }
-
-            if (of.err != NGX_ENOENT
-                && of.err != NGX_ENOTDIR
-                && of.err != NGX_ENAMETOOLONG)
-            {
-                ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err,
-                              "%s \"%s\" failed", of.failed, path.data);
-            }
-
-            continue;
-        }
-
-        if (of.is_dir != test_dir) {
-            continue;
-        }
-
-        path.len -= root;
-        path.data += root;
-
-        if (!alias) {
-            r->uri = path;
-
-        } else if (alias == NGX_MAX_SIZE_T_VALUE) {
-            if (!test_dir) {
-                r->uri = path;
-                r->add_uri_to_alias = 1;
-            }
-
-        } else {
-            name = r->uri.data;
-
-            r->uri.len = alias + path.len;
-            r->uri.data = ngx_pnalloc(r->pool, r->uri.len);
-            if (r->uri.data == NULL) {
-                r->uri.len = 0;
-                ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-                return NGX_OK;
-            }
-
-            p = ngx_copy(r->uri.data, name, alias);
-            ngx_memcpy(p, path.data, path.len);
-        }
-
-        ngx_http_set_exten(r);
-
-        ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
-                       "try file uri: \"%V\"", &r->uri);
-
-        r->phase_handler++;
-        return NGX_AGAIN;
-    }
-
-    /* not reached */
-}
-
-
-ngx_int_t
 ngx_http_core_content_phase(ngx_http_request_t *r,
     ngx_http_phase_handler_t *ph)
 {
@@ -3561,7 +3335,6 @@ ngx_http_core_create_loc_conf(ngx_conf_t *cf)
      *     clcf->default_type = { 0, NULL };
      *     clcf->error_log = NULL;
      *     clcf->error_pages = NULL;
-     *     clcf->try_files = NULL;
      *     clcf->client_body_path = NULL;
      *     clcf->regex = NULL;
      *     clcf->exact_match = 0;
@@ -4885,89 +4658,6 @@ ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
 
 
 static char *
-ngx_http_core_try_files(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
-{
-    ngx_http_core_loc_conf_t *clcf = conf;
-
-    ngx_str_t                  *value;
-    ngx_int_t                   code;
-    ngx_uint_t                  i, n;
-    ngx_http_try_file_t        *tf;
-    ngx_http_script_compile_t   sc;
-    ngx_http_core_main_conf_t  *cmcf;
-
-    if (clcf->try_files) {
-        return "is duplicate";
-    }
-
-    cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
-
-    cmcf->try_files = 1;
-
-    tf = ngx_pcalloc(cf->pool, cf->args->nelts * sizeof(ngx_http_try_file_t));
-    if (tf == NULL) {
-        return NGX_CONF_ERROR;
-    }
-
-    clcf->try_files = tf;
-
-    value = cf->args->elts;
-
-    for (i = 0; i < cf->args->nelts - 1; i++) {
-
-        tf[i].name = value[i + 1];
-
-        if (tf[i].name.len > 0
-            && tf[i].name.data[tf[i].name.len - 1] == '/'
-            && i + 2 < cf->args->nelts)
-        {
-            tf[i].test_dir = 1;
-            tf[i].name.len--;
-            tf[i].name.data[tf[i].name.len] = '\0';
-        }
-
-        n = ngx_http_script_variables_count(&tf[i].name);
-
-        if (n) {
-            ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
-
-            sc.cf = cf;
-            sc.source = &tf[i].name;
-            sc.lengths = &tf[i].lengths;
-            sc.values = &tf[i].values;
-            sc.variables = n;
-            sc.complete_lengths = 1;
-            sc.complete_values = 1;
-
-            if (ngx_http_script_compile(&sc) != NGX_OK) {
-                return NGX_CONF_ERROR;
-            }
-
-        } else {
-            /* add trailing '\0' to length */
-            tf[i].name.len++;
-        }
-    }
-
-    if (tf[i - 1].name.data[0] == '=') {
-
-        code = ngx_atoi(tf[i - 1].name.data + 1, tf[i - 1].name.len - 2);
-
-        if (code == NGX_ERROR || code > 999) {
-            ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
-                               "invalid code \"%*s\"",
-                               tf[i - 1].name.len - 1, tf[i - 1].name.data);
-            return NGX_CONF_ERROR;
-        }
-
-        tf[i].code = code;
-    }
-
-    return NGX_CONF_OK;
-}
-
-
-static char *
 ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
 {
     ngx_http_core_loc_conf_t *clcf = conf;
diff --git a/src/http/ngx_http_core_module.h b/src/http/ngx_http_core_module.h
index 5018da09a..a6128b541 100644
--- a/src/http/ngx_http_core_module.h
+++ b/src/http/ngx_http_core_module.h
@@ -119,7 +119,8 @@ typedef enum {
     NGX_HTTP_ACCESS_PHASE,
     NGX_HTTP_POST_ACCESS_PHASE,
 
-    NGX_HTTP_TRY_FILES_PHASE,
+    NGX_HTTP_PRECONTENT_PHASE,
+
     NGX_HTTP_CONTENT_PHASE,
 
     NGX_HTTP_LOG_PHASE
@@ -172,8 +173,6 @@ typedef struct {
 
     ngx_array_t               *ports;
 
-    ngx_uint_t                 try_files;       /* unsigned  try_files:1 */
-
     ngx_http_phase_t           phases[NGX_HTTP_LOG_PHASE + 1];
 } ngx_http_core_main_conf_t;
 
@@ -296,16 +295,6 @@ typedef struct {
 } ngx_http_err_page_t;
 
 
-typedef struct {
-    ngx_array_t               *lengths;
-    ngx_array_t               *values;
-    ngx_str_t                  name;
-
-    unsigned                   code:10;
-    unsigned                   test_dir:1;
-} ngx_http_try_file_t;
-
-
 struct ngx_http_core_loc_conf_s {
     ngx_str_t     name;          /* location name */
 
@@ -425,7 +414,6 @@ struct ngx_http_core_loc_conf_s {
 #endif
 
     ngx_array_t  *error_pages;             /* error_page */
-    ngx_http_try_file_t    *try_files;     /* try_files */
 
     ngx_path_t   *client_body_temp_path;   /* client_body_temp_path */
 
@@ -486,8 +474,6 @@ ngx_int_t ngx_http_core_access_phase(ngx_http_request_t *r,
     ngx_http_phase_handler_t *ph);
 ngx_int_t ngx_http_core_post_access_phase(ngx_http_request_t *r,
     ngx_http_phase_handler_t *ph);
-ngx_int_t ngx_http_core_try_files_phase(ngx_http_request_t *r,
-    ngx_http_phase_handler_t *ph);
 ngx_int_t ngx_http_core_content_phase(ngx_http_request_t *r,
     ngx_http_phase_handler_t *ph);