2008/760 Boot configuration Service

[Liane Praza]

Please do reply to this mail or cc Sherry on any responses.  (Sorry for the 
original malformed mail.)

liane

Liane Praza wrote:
> I'm submitting this fasttrack on behalf of Sherry Moore.  It specifies Minor 
> release binding.
> 
> liane
> 
> ---
> 1. Introduction
>     1.1. Project/Component Working Name:
> 	Boot configuration Service
> 
>     1.2. Name of Document Author/Supplier:
> 	Sherry Q. Moore
> 
>     1.3. Date of This Document:
> 	12/02/2008
> 	
> 	1.3.1. Date this project was conceived:
> 		11/01/2007
> 
> 2. Project Summary
>     2.1. Project Description:
> 
> 	To provide a new service to set/change boot configuration
> 	parameters.  One application of this service will be to control
> 	Fast Reboot behavior.
> 
> 4. Technical Description:
>      4.1. Details:
> 
> 	The boot configuration service will be called
> 
> 	svc:/system/boot-config:default
> 	    config/fastreboot_default boolean true
> 	    config/fastreboot_onpanic boolean true
> 
> 	4.1.1. Service behavior
> 
> 	    The svc:/system/boot-config:default service will apply the
> 	    configuration defined in this case by uploading the
> 	    configuration to the kernel.  The service will be enabled by
> 	    default.
> 
> 	    4.1.1.1 fastreboot_default
> 
> 	    # svccfg -s boot-config:default setprop \
> 		config/fastreboot_default="false"
> 	    # svccfg -s boot-config:default refresh
> 
> 	    When set to true, reboot(1M) and init(1M) 6 would call
> 	    uadmin(2) with AD_FASTREBOOT which will bypass firmware.
> 
> 	    4.1.1.2 fastreboot_onpanic
> 
> 	    # svccfg -s boot-config:default setprop \
> 		config/fastreboot_onpanic="false"
> 	    # svccfg -s boot-config:default refresh
> 
> 	    When set to true, the system will fast reboot on panic.
> 
> 	4.1.2. Refresh
> 	
> 	    # svcadm refresh svc:/system/boot-config:default
> 
> 	    will upload all the variables to the kernel.
> 
>      4.2. Bug/RFE Number(s):
> 
> 	6768468 Introducing svc:/system/boot-config service
> 
>      4.5. Interfaces:
> 	
> 	Minor binding only.
> 
> 	INTERFACE           	    COMMITMENT LEVEL        COMMENT
> 
> 	svc:/system/boot-config		committed    This service requires
> 						     solaris.system.shutdown
> 						     authorization.
> 
> 	config/fastreboot_default	committed	 Boolean property
> 	config/fastreboot_onpanic	committed	 Boolean property
> 
> 	AD_UPDATE_BOOT_CONFIG		Project private  Macro defined
> 	                                                 in uadmin.h.
> 
>      4.6. Doc Impact:
> 
> 	4.6.1 Man pages for reboot(1M)
> 
>       -f
> 
>           Fast reboot, bypassing firmware and boot loader. The new
>           kernel will be loaded into memory by the running kernel,
>           and control will be transferred to the newly loaded ker-
>           nel.  If  disk  or  kernel arguments are specified, they
>           must be specified before other boot arguments.
> 
>           This option is currently available only on x86 systems.
>                                                                         |
> 	 Service svc:/system/boot-config:default is enabled by         |
> 	 default.  When fastreboot_default property is set to "true",  |
> 	 "reboot" will behave as "reboot -f".                          |
>                                                                         |
>           See EXAMPLES for details.
> 
> 	4.6.2 Man pages for init(1M)
> 
>       6
> 
>           Stop the  operating  system  and  reboot  to  the  state
>           defined by the initdefault entry in /etc/inittab.
> 
> 	 On x86 systems, service svc:/system/boot-config:default is    |
> 	 enabled by default.  When the fastreboot_default property is  |
> 	 set to "true", "init 6" will bypass the firmware.             |
> 
>      4.7. Admin/Config Impact:
> 
>          With svc:/system/boot-config:default enabled, and the following
> 	default property settings:
> 
>              config/fastreboot_default boolean true
>              config/fastreboot_onpanic boolean true
> 
> 	"reboot(1M)" and "init(1M) 6" will go through the fast reboot
> 	path.  System will fast reboot on panic.  If no arguments are
> 	provided to "reboot", the default entry in menu.lst will be
> 	used.
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