package frankenphp import ( "path/filepath" "go.uber.org/zap" ) // RequestOption instances allow to configure a FrankenPHP Request. type RequestOption func(h *FrankenPHPContext) error // WithRequestDocumentRoot sets the root directory of the PHP application. // if resolveSymlink is true, oath declared as root directory will be resolved // to its absolute value after the evaluation of any symbolic links. // Due to the nature of PHP opcache, root directory path is cached: when // using a symlinked directory as root this could generate errors when // symlink is changed without PHP being restarted; enabling this // directive will set $_SERVER['DOCUMENT_ROOT'] to the real directory path. func WithRequestDocumentRoot(documentRoot string, resolveSymlink bool) RequestOption { return func(o *FrankenPHPContext) error { // make sure file root is absolute root, err := filepath.Abs(documentRoot) if err != nil { return err } if resolveSymlink { if root, err = filepath.EvalSymlinks(root); err != nil { return err } } o.documentRoot = root return nil } } // The path in the URL will be split into two, with the first piece ending // with the value of SplitPath. The first piece will be assumed as the // actual resource (CGI script) name, and the second piece will be set to // PATH_INFO for the CGI script to use. // // Future enhancements should be careful to avoid CVE-2019-11043, // which can be mitigated with use of a try_files-like behavior // that 404s if the fastcgi path info is not found. func WithRequestSplitPath(splitPath []string) RequestOption { return func(o *FrankenPHPContext) error { o.splitPath = splitPath return nil } } type PreparedEnv = map[string]string func PrepareEnv(env map[string]string) PreparedEnv { preparedEnv := make(PreparedEnv, len(env)) for k, v := range env { preparedEnv[k+"\x00"] = v } return preparedEnv } // WithRequestEnv set CGI-like environment variables that will be available in $_SERVER. // Values set with WithEnv always have priority over automatically populated values. func WithRequestEnv(env map[string]string) RequestOption { return WithRequestPreparedEnv(PrepareEnv(env)) } func WithRequestPreparedEnv(env PreparedEnv) RequestOption { return func(o *FrankenPHPContext) error { o.env = env return nil } } // WithRequestLogger sets the logger associated with the current request func WithRequestLogger(logger *zap.Logger) RequestOption { return func(o *FrankenPHPContext) error { o.logger = logger return nil } }