[Bug 1713313] Re: Unable to launch backintime and gparted as root on Wayland session

[Norbert]

** Summary changed:

- Unable to launch backintime-qt4 as root on Wayland session
+ Unable to launch backintime and gparted as root on Wayland session

** Also affects: gparted (Ubuntu)
   Importance: Undecided
       Status: New

** Description changed:

  Steps to reproduce:
  1. Install Ubuntu 17.10
- 2a. Install backintime-qt4 and menu package (see bug 1713274)
- 3. Try to launch backintime-qt4 from shortcut "Back In Time (root)" (located in /usr/share/applications/backintime-qt4-root.desktop, it uses pkexec 
+ 2. Install backintime-qt4 or gparted
+ 3a. Try to launch backintime-qt4 from shortcut "Back In Time (root)" (located in /usr/share/applications/backintime-qt4-root.desktop, it uses pkexec
  ($ cat /usr/share/applications/backintime-qt4-root.desktop | grep Exec
  Exec=pkexec backintime-qt4)
- 4.1. Back In Time does not start from GUI.
- 4.2. Back In Time shows error message in console:
+ 3b. Try to launch Gparted from shortcut "GParted" (located in /usr/share/applications/gparted.desktop, it uses gparted-pkexec)
+ 4a.1. Back In Time does not start from GUI.
+ 4a.2. Back In Time shows error message in console:
+ 4b. gparted-pkexec does not start, reports error
+ $ gparted-pkexec 
+ Created symlink /run/systemd/system/-.mount → /dev/null.
+ Created symlink /run/systemd/system/run-user-1000.mount → /dev/null.
+ Created symlink /run/systemd/system/run-user-121.mount → /dev/null.
+ Created symlink /run/systemd/system/tmp.mount → /dev/null.
+ No protocol specified
+ 
+ (gpartedbin:12831): Gtk-WARNING **: cannot open display: :0
+ Removed /run/systemd/system/-.mount.
+ Removed /run/systemd/system/run-user-1000.mount.
+ Removed /run/systemd/system/run-user-121.mount.
+ Removed /run/systemd/system/tmp.mount.
+ 
+ 
  
  $ pkexec backintime-qt4
  
  Back In Time
  Version: 1.1.12
  
  Back In Time comes with ABSOLUTELY NO WARRANTY.
  This is free software, and you are welcome to redistribute it
  under certain conditions; type `backintime --license' for details.
  
  No protocol specified
  app.py: cannot connect to X server :0
- 
  
  Expected results:
  * backintime-qt4 may be run as root
  
  Actual results:
  * unable to run backintime-qt4 as root
  
  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: backintime-qt4 1.1.12-2
  ProcVersionSignature: Ubuntu 4.12.0-11.12-generic 4.12.5
  Uname: Linux 4.12.0-11-generic i686
  ApportVersion: 2.20.6-0ubuntu7
  Architecture: i386
  CurrentDesktop: GNOME
  Date: Sun Aug 27 14:23:14 2017
  InstallationDate: Installed on 2017-08-26 (0 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha i386 (20170826)
  PackageArchitecture: all
  SourcePackage: backintime
  UpgradeStatus: No upgrade log present (probably fresh install)

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https://bugs.launchpad.net/bugs/1713313

Title:
  Unable to launch backintime and gparted as root on Wayland session

Status in backintime package in Ubuntu:
  New
Status in gparted package in Ubuntu:
  Invalid
Status in policykit-1 package in Ubuntu:
  Invalid

Bug description:
  Steps to reproduce:
  1. Install Ubuntu 17.10
  2. Install backintime-qt4 or gparted
  3a. Try to launch backintime-qt4 from shortcut "Back In Time (root)" (located in /usr/share/applications/backintime-qt4-root.desktop, it uses pkexec
  ($ cat /usr/share/applications/backintime-qt4-root.desktop | grep Exec
  Exec=pkexec backintime-qt4)
  3b. Try to launch Gparted from shortcut "GParted" (located in /usr/share/applications/gparted.desktop, it uses gparted-pkexec)
  4a.1. Back In Time does not start from GUI.
  4a.2. Back In Time shows error message in console:
  4b. gparted-pkexec does not start, reports error
  $ gparted-pkexec 
  Created symlink /run/systemd/system/-.mount → /dev/null.
  Created symlink /run/systemd/system/run-user-1000.mount → /dev/null.
  Created symlink /run/systemd/system/run-user-121.mount → /dev/null.
  Created symlink /run/systemd/system/tmp.mount → /dev/null.
  No protocol specified

  (gpartedbin:12831): Gtk-WARNING **: cannot open display: :0
  Removed /run/systemd/system/-.mount.
  Removed /run/systemd/system/run-user-1000.mount.
  Removed /run/systemd/system/run-user-121.mount.
  Removed /run/systemd/system/tmp.mount.


  
  $ pkexec backintime-qt4

  Back In Time
  Version: 1.1.12

  Back In Time comes with ABSOLUTELY NO WARRANTY.
  This is free software, and you are welcome to redistribute it
  under certain conditions; type `backintime --license' for details.

  No protocol specified
  app.py: cannot connect to X server :0

  Expected results:
  * backintime-qt4 may be run as root

  Actual results:
  * unable to run backintime-qt4 as root

  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: backintime-qt4 1.1.12-2
  ProcVersionSignature: Ubuntu 4.12.0-11.12-generic 4.12.5
  Uname: Linux 4.12.0-11-generic i686
  ApportVersion: 2.20.6-0ubuntu7
  Architecture: i386
  CurrentDesktop: GNOME
  Date: Sun Aug 27 14:23:14 2017
  InstallationDate: Installed on 2017-08-26 (0 days ago)
  InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha i386 (20170826)
  PackageArchitecture: all
  SourcePackage: backintime
  UpgradeStatus: No upgrade log present (probably fresh install)

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