Speed launch of MSU.app status mode to cover the login window following logout install actions.

code/Managed Software Update/MSUAppDelegate.py

@@ -64,6 +64,9 @@ class MSUAppDelegate(NSObject):
             self.runmode = runmode
             NSLog("Runmode: %s" % runmode)
 
+        # Clear our fast-launch trigger file if present.
+        munki.clearLaunchTrigger()
+
         # Prevent automatic relaunching at login on Lion
         if NSApp.respondsToSelector_('disableRelaunchOnLogin'):
             NSApp.disableRelaunchOnLogin()

code/Managed Software Update/munki.py

@@ -35,6 +35,7 @@ from Foundation import CFPreferencesAppSynchronize
 
 
 INSTALLATLOGOUTFILE = "/private/tmp/com.googlecode.munki.installatlogout"
+STATUSATLOGOUTFILE = "/private/tmp/com.googlecode.munki.statusatlogout"
 UPDATECHECKLAUNCHFILE = \
     "/private/tmp/.com.googlecode.munki.updatecheck.launchd"
 MSULOGDIR = \
@@ -350,11 +351,25 @@ def logoutAndUpdate():
         if not os.path.exists(INSTALLATLOGOUTFILE):
             f = open(INSTALLATLOGOUTFILE, 'w')
             f.close()    
+        if not os.path.exists(STATUSATLOGOUTFILE):
+            f = open(STATUSATLOGOUTFILE, 'w')
+            f.close()
         logoutNow()
     except (OSError, IOError):
         return 1
 
 
+def clearLaunchTrigger():
+    '''Clear the trigger file that fast-launches us at loginwindow.
+    typically because we have been launched in statusmode at the
+    loginwindow to perform a logout-install.'''
+    try:
+        if os.path.exists(STATUSATLOGOUTFILE):
+            os.unlink(STATUSATLOGOUTFILE)
+    except (OSError, IOError):
+        return 1
+
+
 def justUpdate():
     '''Trigger managedinstaller via launchd KeepAlive path trigger
     We touch a file that launchd is is watching

code/client/logouthelper

@@ -102,6 +102,9 @@ def alertUserOfForcedLogout(info=None):
     # make sure flag is in place to cause munki to install at logout
     f = open('/private/tmp/com.googlecode.munki.installatlogout', 'w')
     f.close()
+    # drop flag for speedier launch of status window covering loginwindow
+    f = open('/private/tmp/com.googlecode.munki.statusatlogout', 'w')
+    f.close()
 
 
 def main():