From cf4c07734364e7e59414f486381360b42a9f88ea Mon Sep 17 00:00:00 2001 From: Nikolay Amiantov Date: Fri, 23 Feb 2018 13:41:15 +0300 Subject: [PATCH] cups service: fix client sockets Use systemd to create the directory for UNIX socket. Also use localhost instead of 127.0.0.1 as is done in default cupsd.conf so that IPv6 is enabled when available. --- nixos/modules/services/printing/cupsd.nix | 7 +++++-- nixos/tests/printing.nix | 4 +++- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/nixos/modules/services/printing/cupsd.nix b/nixos/modules/services/printing/cupsd.nix index 4c7f58d1d8b..ecab8cfc7df 100644 --- a/nixos/modules/services/printing/cupsd.nix +++ b/nixos/modules/services/printing/cupsd.nix @@ -124,7 +124,7 @@ in listenAddresses = mkOption { type = types.listOf types.str; - default = [ "127.0.0.1:631" ]; + default = [ "localhost:631" ]; example = [ "*:631" ]; description = '' A list of addresses and ports on which to listen. @@ -321,7 +321,10 @@ in ''} ''; - serviceConfig.PrivateTmp = true; + serviceConfig = { + PrivateTmp = true; + RuntimeDirectory = [ "cups" ]; + }; }; systemd.services.cups-browsed = mkIf avahiEnabled diff --git a/nixos/tests/printing.nix b/nixos/tests/printing.nix index 2d3ecaf94cf..98900883061 100644 --- a/nixos/tests/printing.nix +++ b/nixos/tests/printing.nix @@ -39,7 +39,9 @@ import ./make-test.nix ({pkgs, ... }: { $client->waitForUnit("cups.service"); $client->sleep(10); # wait until cups is fully initialized $client->succeed("lpstat -r") =~ /scheduler is running/ or die; - $client->succeed("lpstat -H") =~ "localhost:631" or die; + # Test that UNIX socket is used for connections. + $client->succeed("lpstat -H") =~ "/var/run/cups/cups.sock" or die; + # Test that HTTP server is available too. $client->succeed("curl --fail http://localhost:631/"); $client->succeed("curl --fail http://server:631/"); $server->fail("curl --fail --connect-timeout 2 http://client:631/");