Provide the nix-cache-info file required by the binary cache substituter

Dependencies

• [2] XFZ3ASK4 fix missing import of Nix::Store for isValidPath
• [3] AFEKITYD Fix some warnings about undefined values
• [4] SZYDW2DG hydra: added some user admin
• [5] 6KJXJB7N qualify ordery_by clauses when necessary, remove unnecessary order_by's, reported by Ludo, resulted in errors in sqlite
• [6] MVB7RRLT * Move NARs from the NixChannel controller to the Root controller and
• [7] IDT3SO3P Generate *.narinfo files on the fly to support the binary cache substituter
• [*] J5UVLXOK * Start of a basic Catalyst web interface.
• [*] SMM4HQTP * Put actions related to builds under /build (e.g. /log/<buildid>

Change contents

• edit in src/lib/Hydra/Controller/Root.pm at line 10
  [2.16]

  [10.0]
  + use Nix::Config;
• edit in src/lib/Hydra/Controller/Root.pm at line 196
  [4.681]

  [4.681]
  + }

  +

  +

  + sub nix_cache_info :Path('nix-cache-info') :Args(0) {

  + my ($self, $c) = @_;

  + $c->stash->{'plain'} = { data =>

  + #"StoreDir: $Nix::Config::storeDir\n" . # FIXME

  + "StoreDir: /nix/store\n" .

  + "WantMassQuery: 0\n"

  + };

  + $c->forward('Hydra::View::Plain');
• replacement in src/lib/Hydra/Controller/Root.pm at line 227
  [3.265]→[4.3042:3100](∅→∅),[4.684]→[4.3042:3100](∅→∅)
  − sub change_password : Path('change-password') : Args(0) {
  [3.265]

  [4.3100]
  + sub change_password : Path('change-password') :Args(0) {