static ngx_int_t
ngx_http_dav_copy_dir_time(ngx_tree_ctx_t *ctx, ngx_str_t *path)
{
u_char *p, *dir;
size_t len;
ngx_http_dav_copy_ctx_t *copy;
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
"http copy dir time: \"%s\"", path->data);
copy = ctx->data;
len = copy->path.len + path->len;
dir = ngx_alloc(len + 1, ctx->log);
if (dir == NULL) {
return NGX_ABORT;
}
p = ngx_cpymem(dir, copy->path.data, copy->path.len);
(void) ngx_cpystrn(p, path->data + copy->len, path->len - copy->len + 1);
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
"http copy dir time to: \"%s\"", dir);
#if (NGX_WIN32)
{
ngx_fd_t fd;
fd = ngx_open_file(dir, NGX_FILE_RDWR, NGX_FILE_OPEN, 0);
if (fd == NGX_INVALID_FILE) {
(void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_open_file_n, dir);
goto failed;
}
if (ngx_set_file_time(NULL, fd, ctx->mtime) != NGX_OK) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_set_file_time_n " \"%s\" failed", dir);
}
if (ngx_close_file(fd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_close_file_n " \"%s\" failed", dir);
}
}
failed:
#else
if (ngx_set_file_time(dir, 0, ctx->mtime) != NGX_OK) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_set_file_time_n " \"%s\" failed", dir);
}
#endif
ngx_free(dir);
return NGX_OK;
}
ngx_int_t
ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf)
{
char *buf;
off_t size;
size_t len;
ssize_t n;
ngx_fd_t fd, nfd;
ngx_int_t rc;
ngx_file_info_t fi;
rc = NGX_ERROR;
buf = NULL;
nfd = NGX_INVALID_FILE;
fd = ngx_open_file(from, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0);
if (fd == NGX_INVALID_FILE) {
ngx_log_error(NGX_LOG_CRIT, cf->log, ngx_errno,
ngx_open_file_n " \"%s\" failed", from);
goto failed;
}
if (cf->size != -1) {
size = cf->size;
} else {
if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
ngx_fd_info_n " \"%s\" failed", from);
goto failed;
}
size = ngx_file_size(&fi);
}
len = cf->buf_size ? cf->buf_size : 65536;
if ((off_t) len > size) {
len = (size_t) size;
}
buf = ngx_alloc(len, cf->log);
if (buf == NULL) {
goto failed;
}
nfd = ngx_open_file(to, NGX_FILE_WRONLY, NGX_FILE_CREATE_OR_OPEN,
cf->access);
if (nfd == NGX_INVALID_FILE) {
ngx_log_error(NGX_LOG_CRIT, cf->log, ngx_errno,
ngx_open_file_n " \"%s\" failed", to);
goto failed;
}
while (size > 0) {
if ((off_t) len > size) {
len = (size_t) size;
}
n = ngx_read_fd(fd, buf, len);
if (n == -1) {
ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
ngx_read_fd_n " \"%s\" failed", from);
goto failed;
}
if ((size_t) n != len) {
ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
ngx_read_fd_n " has read only %z of %uz from %s",
n, size, from);
goto failed;
}
n = ngx_write_fd(nfd, buf, len);
if (n == -1) {
ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
ngx_write_fd_n " \"%s\" failed", to);
goto failed;
}
if ((size_t) n != len) {
ngx_log_error(NGX_LOG_ALERT, cf->log, 0,
ngx_write_fd_n " has written only %z of %uz to %s",
n, size, to);
goto failed;
}
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;
}
}
rc = NGX_OK;
failed:
if (nfd != NGX_INVALID_FILE) {
if (ngx_close_file(nfd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
ngx_close_file_n " \"%s\" failed", to);
}
}
if (fd != NGX_INVALID_FILE) {
if (ngx_close_file(fd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
ngx_close_file_n " \"%s\" failed", from);
}
}
if (buf) {
ngx_free(buf);
}
return rc;
}
ngx_int_t
ngx_ext_rename_file(ngx_str_t *src, ngx_str_t *to, ngx_ext_rename_file_t *ext)
{
ngx_err_t err;
#if !(NGX_WIN32)
if (ext->access) {
if (ngx_change_file_access(src->data, ext->access) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_change_file_access_n " \"%s\" failed", src->data);
err = 0;
goto failed;
}
}
#endif
if (ext->time != -1) {
if (ngx_set_file_time(src->data, ext->fd, ext->time) != NGX_OK) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_set_file_time_n " \"%s\" failed", src->data);
err = 0;
goto failed;
}
}
if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
return NGX_OK;
}
err = ngx_errno;
if (err
#if (NGX_WIN32)
== ERROR_PATH_NOT_FOUND
#else
== NGX_ENOENT
#endif
)
{
if (!ext->create_path) {
goto failed;
}
err = ngx_create_full_path(to->data, ngx_dir_access(ext->path_access));
if (err) {
ngx_log_error(NGX_LOG_CRIT, ext->log, err,
ngx_create_dir_n " \"%s\" failed", to->data);
err = 0;
goto failed;
}
if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
return NGX_OK;
}
err = ngx_errno;
goto failed;
}
#if (NGX_WIN32)
if (err == NGX_EEXIST) {
if (ngx_win32_rename_file(src, to, ext->log) == NGX_OK) {
if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
return NGX_OK;
}
err = ngx_errno;
} else {
err = 0;
}
}
#endif
failed:
if (ext->delete_file) {
if (ngx_delete_file(src->data) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_delete_file_n " \"%s\" failed", src->data);
}
}
if (err && ext->log_rename_error) {
ngx_log_error(NGX_LOG_CRIT, ext->log, err,
ngx_rename_file_n " \"%s\" to \"%s\" failed",
src->data, to->data);
}
ext->rename_error = err;
return NGX_ERROR;
}
ngx_int_t
ngx_ext_rename_file(ngx_str_t *src, ngx_str_t *to, ngx_ext_rename_file_t *ext)
{
u_char *name;
ngx_err_t err;
ngx_copy_file_t cf;
#if !(NGX_WIN32)
if (ext->access) {
if (ngx_change_file_access(src->data, ext->access) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_change_file_access_n " \"%s\" failed", src->data);
err = 0;
goto failed;
}
}
#endif
if (ext->time != -1) {
if (ngx_set_file_time(src->data, ext->fd, ext->time) != NGX_OK) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_set_file_time_n " \"%s\" failed", src->data);
err = 0;
goto failed;
}
}
if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
return NGX_OK;
}
err = ngx_errno;
if (err == NGX_ENOPATH) {
if (!ext->create_path) {
goto failed;
}
err = ngx_create_full_path(to->data, ngx_dir_access(ext->path_access));
if (err) {
ngx_log_error(NGX_LOG_CRIT, ext->log, err,
ngx_create_dir_n " \"%s\" failed", to->data);
err = 0;
goto failed;
}
if (ngx_rename_file(src->data, to->data) != NGX_FILE_ERROR) {
return NGX_OK;
}
err = ngx_errno;
}
#if (NGX_WIN32)
//deleted by fangpeng
#endif
if (err == NGX_EXDEV) {
cf.size = -1;
cf.buf_size = 0;
cf.access = ext->access;
cf.time = ext->time;
cf.log = ext->log;
name = ngx_alloc(to->len + 1 + 10 + 1, ext->log);
if (name == NULL) {
return NGX_ERROR;
}
(void) ngx_sprintf(name, "%*s.%010uD%Z", to->len, to->data,
(uint32_t) ngx_next_temp_number(0));
if (ngx_copy_file(src->data, name, &cf) == NGX_OK) {
if (ngx_rename_file(name, to->data) != NGX_FILE_ERROR) {
ngx_free(name);
if (ngx_delete_file(src->data) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_delete_file_n " \"%s\" failed",
src->data);
return NGX_ERROR;
}
return NGX_OK;
}
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_rename_file_n " \"%s\" to \"%s\" failed",
name, to->data);
if (ngx_delete_file(name) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_delete_file_n " \"%s\" failed", name);
}
}
ngx_free(name);
err = 0;
}
failed:
if (ext->delete_file) {
if (ngx_delete_file(src->data) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_CRIT, ext->log, ngx_errno,
ngx_delete_file_n " \"%s\" failed", src->data);
}
}
if (err) {
ngx_log_error(NGX_LOG_CRIT, ext->log, err,
ngx_rename_file_n " \"%s\" to \"%s\" failed",
src->data, to->data);
}
return NGX_ERROR;
}
static ngx_int_t
ngx_http_dav_copy_file(ngx_tree_ctx_t *ctx, u_char *from, u_char *to)
{
off_t size;
ssize_t n;
ngx_fd_t fd, cfd;
ngx_int_t rc;
u_char buf[NGX_HTTP_DAV_COPY_BLOCK];
fd = ngx_open_file(from, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0);
if (fd == NGX_INVALID_FILE) {
(void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_open_file_n,
from);
return NGX_ERROR;
}
cfd = ngx_open_file(to, NGX_FILE_WRONLY, NGX_FILE_CREATE_OR_OPEN,
ctx->access);
rc = NGX_ERROR;
if (cfd == NGX_INVALID_FILE) {
(void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_open_file_n, to);
goto failed;
}
for (size = ctx->size; size > 0; size -= n) {
n = ngx_read_fd(fd, buf, NGX_HTTP_DAV_COPY_BLOCK);
if (n == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_read_fd_n " \"%s\" failed", from);
goto failed;
}
if (ngx_write_fd(cfd, buf, n) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_write_fd_n " \"%s\" failed", to);
goto failed;
}
}
if (ngx_set_file_time(to, cfd, ctx->mtime) != NGX_OK) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_set_file_time_n " \"%s\" failed", to);
goto failed;
}
if (ngx_close_file(cfd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_close_file_n " \"%s\" failed", to);
goto failed;
}
rc = NGX_OK;
failed:
if (ngx_close_file(fd) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
ngx_close_file_n " \"%s\" failed", from);
}
return rc;
}
