This is incomplete!

<gvfs-gdu-volume-monitor> udisks, can you please mount sdb1 for me?

method call sender=:1.53 -> dest=org.freedesktop.UDisks serial=3707 path=/org/freedesktop/UDisks/devices/sdb1; interface=org.freedesktop.UDisks.Device; member=FilesystemMount
   string ""
   array [
      string "flush"
   ]

<udisks-daemon> policykit, can I mount sdb1 for somebody who uses busname ":1.53"?

method call sender=:1.22 -> dest=org.freedesktop.PolicyKit1 serial=13 path=/org/freedesktop/PolicyKit1/Authority; interface=org.freedesktop.PolicyKit1.Authority; member=CheckAuthorization
   struct {
      string "system-bus-name"
      array [
         dict entry(
            string "name"
            variant                string ":1.53"
         )
      ]
   }
   string "org.freedesktop.udisks.filesystem-mount"
   array [
      dict entry(
         string "unix-device"
         string "/dev/sdb1"
      )
      dict entry(
         string "is-partition"
         string "1"
      )
      dict entry(
         string "operation"
         string "FilesystemMount"
      )
      dict entry(
         string "drive-connection-interface"
         string "usb"
      )
      dict entry(
         string "drive-model"
         string "DT 101 II"
      )
      dict entry(
         string "drive-unix-device-by-id"
         string "/dev/disk/by-id/usb-Kingston_DT_101_II_001CC0EC2F41AA2196B314F7-0:0"
      )
      dict entry(
         string "drive-serial"
         string "001CC0EC2F41AA2196B314F7"
      )
      dict entry(
         string "drive-unix-device"
         string "/dev/sdb"
      )
      dict entry(
         string "drive-vendor"
         string "Kingston"
      )
      dict entry(
         string "drive-revision"
         string "1.00"
      )
      dict entry(
         string "partition-number"
         string "1"
      )
      dict entry(
         string "unix-device-by-path"
         string "/dev/disk/by-path/pci-0000:00:1d.7-usb-0:8:1.0-scsi-0:0:0:0-part1"
      )
      dict entry(
         string "drive-unix-device-by-path"
         string "/dev/disk/by-path/pci-0000:00:1d.7-usb-0:8:1.0-scsi-0:0:0:0"
      )
      dict entry(
         string "unix-device-by-id"
         string "/dev/disk/by-id/usb-Kingston_DT_101_II_001CC0EC2F41AA2196B314F7-0:0-part1"
      )
   ]
   uint32 1
   string "cancellation-id-8"

* policykit looks at /usr/share/polkit-1/actions/org.freedesktop.udisks.policy -- seems this can allowed for active users

<policykit> dbus, what user is udisks-daemon running as?

method call sender=:1.10 -> dest=org.freedesktop.DBus serial=3056 path=/; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.22"

<policykit> dbus, what user/pid uses busname ":1.53"?

method call sender=:1.10 -> dest=org.freedesktop.DBus serial=3057 path=/; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.53"
method call sender=:1.10 -> dest=org.freedesktop.DBus serial=3058 path=/; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.53"
method call sender=:1.10 -> dest=org.freedesktop.DBus serial=3059 path=/; interface=org.freedesktop.DBus; member=GetConnectionUnixProcessID
   string ":1.53"

<policykit> consolekit, what session does pid 9252 belong to?

method call sender=:1.10 -> dest=org.freedesktop.ConsoleKit serial=3060 path=/org/freedesktop/ConsoleKit/Manager; interface=org.freedesktop.ConsoleKit.Manager; member=GetSessionForUnixProcess
   uint32 9252

<consolekit> dbus, what user is policykit running as?

method call sender=:1.3 -> dest=org.freedesktop.DBus serial=9529 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.10"
method call sender=:1.3 -> dest=org.freedesktop.DBus serial=9530 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixProcessID
   string ":1.10"
method call sender=:1.3 -> dest=org.freedesktop.DBus serial=9531 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.10"
method call sender=:1.3 -> dest=org.freedesktop.DBus serial=9532 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixProcessID
   string ":1.10"

<consolekit> dbus, what user/pid uses busname ":1.53"?

method call sender=:1.21 -> dest=org.freedesktop.DBus serial=4176 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.53"
method call sender=:1.21 -> dest=org.freedesktop.DBus serial=4177 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.53"

<udisks-daemon> everyone, I'm starting a mount operation for sdb1

signal sender=:1.21 -> dest=(null destination) serial=4178 path=/org/freedesktop/UDisks; interface=org.freedesktop.UDisks; member=DeviceJobChanged
   object path "/org/freedesktop/UDisks/devices/sdb1"
   boolean true
   string "FilesystemMount"
   uint32 1003
   boolean false
   double -1

<udisks-daemon> everyone, I'm starting a mount operation for sdb1

signal sender=:1.21 -> dest=(null destination) serial=4179 path=/org/freedesktop/UDisks/devices/sdb1; interface=org.freedesktop.UDisks.Device; member=JobChanged
   boolean true
   string "FilesystemMount"
   uint32 1003
   boolean false
   double -1

<udisks-daemon> dbus, what user uses busname ":1.53"?

method call sender=:1.21 -> dest=org.freedesktop.DBus serial=4180 path=/org/freedesktop/DBus; interface=org.freedesktop.DBus; member=GetConnectionUnixUser
   string ":1.53"

?

signal sender=:1.21 -> dest=(null destination) serial=4181 path=/org/freedesktop/UDisks/devices/sdb1; interface=org.freedesktop.UDisks.Device; member=Changed

?

signal sender=:1.21 -> dest=(null destination) serial=4182 path=/org/freedesktop/UDisks; interface=org.freedesktop.UDisks; member=DeviceChanged
   object path "/org/freedesktop/UDisks/devices/sdb1"

<udisks-daemon> everyone, I'm no longer working on mounting sdb1

signal sender=:1.21 -> dest=(null destination) serial=4184 path=/org/freedesktop/UDisks; interface=org.freedesktop.UDisks; member=DeviceJobChanged
   object path "/org/freedesktop/UDisks/devices/sdb1"
   boolean false
   string ""
   uint32 0
   boolean false
   double -1

<udisks-daemon> everyone, I'm no longer working on mounting sdb1

signal sender=:1.21 -> dest=(null destination) serial=4185 path=/org/freedesktop/UDisks/devices/sdb1; interface=org.freedesktop.UDisks.Device; member=JobChanged
   boolean false
   string ""
   uint32 0
   boolean false
   double -1