Pass cluster.instance to ssh-exec if it is defined

Summary: Ref T7034. This is a second special case, like commit hooks, where we need some help from Phabricator to make instance identity knowable.

Test Plan: Connected to an instance and ran SSH commands.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Maniphest Tasks: T7034

Differential Revision: https://secure.phabricator.com/D11539

Author: epriestley

resources/celerity/map.php

@@ -7,7 +7,7 @@
  */
 return array(
   'names' => array(
-    'core.pkg.css' => '8815f87d',
+    'core.pkg.css' => '04a24e98',
     'core.pkg.js' => 'efa12ecc',
     'darkconsole.pkg.js' => '8ab24e01',
     'differential.pkg.css' => '8af45893',
@@ -125,7 +125,7 @@
     'rsrc/css/phui/phui-action-list.css' => '9ee9910a',
     'rsrc/css/phui/phui-box.css' => '7b3a2eed',
     'rsrc/css/phui/phui-button.css' => '008ba5e2',
-    'rsrc/css/phui/phui-crumbs-view.css' => '646a8830',
+    'rsrc/css/phui/phui-crumbs-view.css' => '3e362700',
     'rsrc/css/phui/phui-document.css' => 'bbeb1890',
     'rsrc/css/phui/phui-feed-story.css' => 'c9f3a0b5',
     'rsrc/css/phui/phui-fontkit.css' => '9c3d2dce',
@@ -137,7 +137,7 @@
     'rsrc/css/phui/phui-info-panel.css' => '27ea50a1',
     'rsrc/css/phui/phui-list.css' => '53deb25c',
     'rsrc/css/phui/phui-object-box.css' => '0d47b3c8',
-    'rsrc/css/phui/phui-object-item-list-view.css' => '2686a80e',
+    'rsrc/css/phui/phui-object-item-list-view.css' => '832c58fe',
     'rsrc/css/phui/phui-pinboard-view.css' => '3dd4a269',
     'rsrc/css/phui/phui-property-list-view.css' => '51480060',
     'rsrc/css/phui/phui-remarkup-preview.css' => '19ad512b',
@@ -770,7 +770,7 @@
     'phui-calendar-day-css' => 'de035c8a',
     'phui-calendar-list-css' => 'c1d0ca59',
     'phui-calendar-month-css' => 'a92e47d2',
-    'phui-crumbs-view-css' => '646a8830',
+    'phui-crumbs-view-css' => '3e362700',
     'phui-document-view-css' => 'bbeb1890',
     'phui-feed-story-css' => 'c9f3a0b5',
     'phui-font-icon-base-css' => '3dad2ae3',
@@ -783,7 +783,7 @@
     'phui-info-panel-css' => '27ea50a1',
     'phui-list-view-css' => '53deb25c',
     'phui-object-box-css' => '0d47b3c8',
-    'phui-object-item-list-view-css' => '2686a80e',
+    'phui-object-item-list-view-css' => '832c58fe',
     'phui-pinboard-view-css' => '3dd4a269',
     'phui-property-list-view-css' => '51480060',
     'phui-remarkup-preview-css' => '19ad512b',

scripts/ssh/ssh-auth.php

@@ -26,7 +26,17 @@
 foreach ($keys as $ssh_key) {
   $user = $ssh_key->getObject()->getUsername();
 
-  $cmd = csprintf('%s --phabricator-ssh-user %s', $bin, $user);
+  $key_argv = array();
+  $key_argv[] = '--phabricator-ssh-user';
+  $key_argv[] = $user;
+
+  $cmd = csprintf('%s %Ls', $bin, $key_argv);
+
+  $instance = PhabricatorEnv::getEnvConfig('cluster.instance');
+  if (strlen($instance)) {
+    $cmd = csprintf('PHABRICATOR_INSTANCE=%s %C', $instance, $cmd);
+  }
+
   // This is additional escaping for the SSH 'command="..."' string.
   $cmd = addcslashes($cmd, '"\\');