Ubiquity Proposal - Add "minimal" setup with kernel parameter

[Carl Richell]

Timezone is taken care of by GNOME Initial Setup. We'd like to remove the duplication.
On Tue, Jul 11, 2017, at 09:54 AM, Aaron Honeycutt wrote:
> I'm curious on why you want to remove timezone selection. All the other changes sound great as I would like a better partitioning setup for encrypted machines as I feel the current one is not the best (not sure if my issues are just with our KDE/Qt one or not).> 
> On Tue, Jul 11, 2017, 11:47 AM Jeremy Bicha <jbicha at ubuntu.com> wrote:>> Thanks Carl for starting this conversation! I'm forwarding this to
>>  ubuntu-devel for you so that this discussion can reach a wider
>>  audience.
>> 
>>  Thanks,
>>  Jeremy Bicha
>> 
>>  On Tue, Jul 11, 2017 at 11:31 AM, Carl Richell <carl at system76.com> wrote:>>  > System76 would like to use GNOME Initial Setup for user configuration.>>  > Currently, there is duplication with Ubiquity.
>>  >
>>  >
>>  > We propose changing Ubiquity to add a “minimal” mode, triggered by a kernel>>  > parameter (a flag similar to how OEM install is triggered now). This enables>>  > flavors to use whichever version makes sense for them. System76’s Pop!_OS>>  > and the elementary OS team are interested in using “minimal”. Minimal might>>  > be attractive to Ubuntu w/ GNOME as well.
>>  >
>>  >
>>  > “Minimal” will contain the least amount necessary to install the OS. We also>>  > prefer off-line installs with minimal which would remove options to download>>  > updates or install 3rd party software during install. This requires adding>>  > language packs to the iso when using minimal.
>>  >
>>  >
>>  > Minimal screens:
>>  >
>>  > Welcome/Language Select - change: add KB Layout [1]
>>  >
>>  > Installation Type - change: move hostname here [2]
>>  >
>>  > If full disk encryption is chosen, Choose Security Key screen.
>>  >
>>  > --Timezone: we’d like to remove timezone but Ubiquity is crashing when we do>>  > so. More investigation is necessary.
>>  >
>>  >
>>  > [1] KB layout currently comes after “Installation Type”. Users can’t set>>  > their layout before typing a full-disk encryption password. Moving KB layout>>  > forward would fix this. However, Ubuntu uses the first Welcome Screen to>>  > display both language and “Try Ubuntu” or “Install Ubuntu”. A couple of>>  > ideas:
>>  >
>>  >
>>  > Boot to a live environment with a “Install Ubuntu” icon on the desktop.>>  >
>>  > For a “complete” Ubiquity install, move KB layout after the Welcome Screen.>>  >
>>  >
>>  > [2] Hostname is currently on the “Who are you?” screen. It uses the username>>  > and DMI information to populate the hostname. We propose using the same DMI>>  > information, adding 4 hexadecimals to the end (a checksum of the MAC address>>  > “Galag-Pro-A8F3”), and moving the hostname up to the “Installation Type”>>  > screen. This enables “minimal” installs to set the hostname and business>>  > customers can install the OS on multiple machines, with automatic or custom>>  > hostnames, then give the computer to their user for account setup.>>  >
>>  >
>>  > Current Ubiquity “Complete” Screens
>>  >
>>  > Welcome w/ Language Select and “Try Ubuntu” or “Install Ubuntu”
>>  >
>>  > Preparing to Install Ubuntu w/ Download Updates and Install 3rd Party>>  > checkboxes
>>  >
>>  > Installation Type w/ drive setup and full disk encryption
>>  >
>>  > If full disk is chosen, Choose Security Key
>>  >
>>  > Timezone
>>  >
>>  > Keyboard Layout
>>  >
>>  > Who Are You? w/ user account setup and hostname
>>  >
>>  >
>>  > Proposed Ubiquity “Complete” Screen
>>  >
>>  > Welcome w/ Language Select and “Try Ubuntu” or “Install Ubuntu”
>>  >
>>  > Keyboard Layout
>>  >
>>  > Preparing to Install Ubuntu w/ Download Updates and Install 3rd Party>>  > checkboxes
>>  >
>>  > Installation Type w/ drive setup and full disk encryption ADD hostname>>  >
>>  > If full disk is chosen, Choose Security Key
>>  >
>>  > Timezone
>>  >
>>  > Who Are You? w/ user account setup REMOVE hostname
>> 
>>  --
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> Aaron Honeycutt
>  - Ubuntu Fl Loco South Lead
>  - Kubuntu Council Member



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