Nginx防跨目录与跨站配置方法

open_basedir=/home/wwwroot/111com.net/:/tmp/
[PATH=/home/wwwroot/111com.net]
open_basedir=/home/wwwroot/111com.net/:/tmp/

/* {{{ php_check_open_basedir
*/
PHPAPI int php_check_open_basedir_ex(const char *path, int warn TSRMLS_DC)
{
/* Only check when open_basedir is available */
if (PG(open_basedir) && *PG(open_basedir)) {
char *pathbuf;
char *ptr;
char *end;

/*添加开始， add by https://www.111cn.net */
char *env_doc_root;
if(PG(doc_root)){
env_doc_root = estrdup(PG(doc_root));
}
else{
env_doc_root = sapi_getenv("DOCUMENT_ROOT", sizeof("DOCUMENT_ROOT")-1 TSRMLS_CC);
}
if(env_doc_root){
int res_root = php_check_specific_open_basedir(env_doc_root, path TSRMLS_CC);
efree(env_doc_root);
if (res_root == 0) {
return 0;
}
if (res_root == -2) {
errno = EPERM;
return -1;
}
}
// 添加的内容结束

pathbuf = estrdup(PG(open_basedir));
ptr = pathbuf;
while (ptr && *ptr) {
end = strchr(ptr, DEFAULT_DIR_SEPARATOR);
if (end != NULL) {
*end = '';
end++;
}
if (php_check_specific_open_basedir(ptr, path TSRMLS_CC) == 0) {
efree(pathbuf);
return 0;
}
ptr = end;
}
if (warn) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "open_basedir restriction in effect. File(%s) is not

within the allowed path(s): (%s)", path, PG(open_basedir));
}
efree(pathbuf);
errno = EPERM; /* we deny permission to open it */
return -1;
}
/* Nothing to check... */
return 0;
}
/* }}} */

make ZEND_EXTRA_LIBS='-liconv' make install
cp php.ini-dist /usr/local/php/etc/php.ini最后修改php.ini中的open_basedir改为：open_basedir =

"/var/tmp/:/tmp/"