Merge pull request #1852 from mrrobot47/update/space-check

Update space check

Author: mrrobot47

php/EE/Runner.php

@@ -135,11 +135,21 @@ public function check_requirements( $show_error = true ) {
 	private function migrate() {
 
 		// Check if minimum 5GB disk space is available
-		$free_space        = disk_free_space( EE_ROOT_DIR );
-		$docker_dir        = EE::launch( 'docker info --format \'{{.DockerRootDir}}\'' )->stdout;
-		$free_space_docker = disk_free_space( $docker_dir );
+		$required_space    = 5 * 1024 * 1024 * 1024;
+		$free_space        = 0;
+		$free_space_docker = 0;
 
-		if ( $free_space < 5 * 1024 * 1024 * 1024 || $free_space_docker < 5 * 1024 * 1024 * 1024 ) {
+		if ( is_dir( EE_ROOT_DIR ) ) {
+			$free_space = disk_free_space( EE_ROOT_DIR );
+		}
+
+		$docker_dir = EE::launch( 'docker info --format \'{{.DockerRootDir}}\'' )->stdout;
+
+		if ( is_dir( $docker_dir ) ) {
+			$free_space_docker = disk_free_space( $docker_dir );
+		}
+
+		if ( ( $free_space < $required_space && is_dir( EE_ROOT_DIR ) ) || ( $free_space_docker < $required_space && is_dir( $docker_dir ) ) ) {
 			EE::error( 'EasyEngine update requires minimum 5GB disk space to run. Please free up some space and try again.' );
 		}