From 780042651e094c8c2d63bc723bfce81ec5e72f23 Mon Sep 17 00:00:00 2001
From: Hakase <hakase@hakase.app>
Date: Wed, 1 Aug 2018 15:34:32 +0900
Subject: [PATCH] Latest update - 7330

---
 src/core/ngx_file.c                    | 23 +++++++++++++----------
 src/http/modules/ngx_http_dav_module.c |  2 +-
 2 files changed, 14 insertions(+), 11 deletions(-)

diff --git a/src/core/ngx_file.c b/src/core/ngx_file.c
index 3a94089..5678030 100644
--- a/src/core/ngx_file.c
+++ b/src/core/ngx_file.c
@@ -796,10 +796,12 @@ ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
 {
     char             *buf;
     off_t             size;
+    time_t            time;
     size_t            len;
     ssize_t           n;
     ngx_fd_t          fd, nfd;
     ngx_int_t         rc;
+    ngx_uint_t        access;
     ngx_file_info_t   fi;
 
     rc = NGX_ERROR;
@@ -814,8 +816,10 @@ ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
         goto failed;
     }
 
-    if (cf->size != -1) {
+    if (cf->size != -1 && cf->access != 0 && cf->time != -1) {
         size = cf->size;
+        access = cf->access;
+        time = cf->time;
 
     } else {
         if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
@@ -825,7 +829,9 @@ ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
             goto failed;
         }
 
-        size = ngx_file_size(&fi);
+        size = (cf->size != -1) ? cf->size : ngx_file_size(&fi);
+        access = cf->access ? cf->access : ngx_file_access(&fi);
+        time = (cf->time != -1) ? cf->time : ngx_file_mtime(&fi);
     }
 
     len = cf->buf_size ? cf->buf_size : 65536;
@@ -839,8 +845,7 @@ ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
         goto failed;
     }
 
-    nfd = ngx_open_file(to, NGX_FILE_WRONLY, NGX_FILE_CREATE_OR_OPEN,
-                        cf->access);
+    nfd = ngx_open_file(to, NGX_FILE_WRONLY, NGX_FILE_TRUNCATE, access);
 
     if (nfd == NGX_INVALID_FILE) {
         ngx_log_error(NGX_LOG_CRIT, cf->log, ngx_errno,
@@ -887,12 +892,10 @@ ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
         size -= n;
     }
 
-    if (cf->time != -1) {
-        if (ngx_set_file_time(to, nfd, cf->time) != NGX_OK) {
-            ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
-                          ngx_set_file_time_n " \"%s\" failed", to);
-            goto failed;
-        }
+    if (ngx_set_file_time(to, nfd, time) != NGX_OK) {
+        ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
+                      ngx_set_file_time_n " \"%s\" failed", to);
+        goto failed;
     }
 
     rc = NGX_OK;
diff --git a/src/http/modules/ngx_http_dav_module.c b/src/http/modules/ngx_http_dav_module.c
index 55ad9eb..2d138c1 100644
--- a/src/http/modules/ngx_http_dav_module.c
+++ b/src/http/modules/ngx_http_dav_module.c
@@ -845,7 +845,7 @@ overwrite_done:
 
         cf.size = ngx_file_size(&fi);
         cf.buf_size = 0;
-        cf.access = dlcf->access;
+        cf.access = ngx_file_access(&fi);
         cf.time = ngx_file_mtime(&fi);
         cf.log = r->connection->log;