Como atualizar ou instalar patch em um sistema de arquivos raiz ZFS com raízes de região (pelo menos Solaris 10 5/09)

Utilize este procedimento quando for necessário atualizar ou instalar patches em um sistema de arquivos raiz ZFS com raízes de região na versão Solaris 10 5/09, no mínimo. Estas atualizações podem ser tanto uma melhora do sistema quanto uma aplicação de patches.

Nas etapas a seguir, zfs2BE é o nome de exemplo do ambiente de inicialização no qual se realiza a atualização ou se aplicam as correções.

1. Revise os sistemas de arquivos ZFS existentes.

   # zfs list NAME USED AVAIL REFER MOUNTPOINT rpool 7.38G 59.6G 100K /rpool rpool/ROOT 4.72G 59.6G 21K legacy rpool/ROOT/zfs2BE 4.72G 59.6G 4.64G / rpool/ROOT/zfs2BE@zfs2BE 75.0M - 4.64G - rpool/ROOT/zfsBE 5.46M 59.6G 4.64G / rpool/dump 1.00G 59.6G 1.00G - rpool/export 44K 59.6G 23K /export rpool/export/home 21K 59.6G 21K /export/home rpool/swap 1G 60.6G 16K - rpool/zones 22.9M 59.6G 637M /rpool/zones rpool/zones-zfsBE 653M 59.6G 633M /rpool/zones-zfsBE rpool/zones-zfsBE@zfs2BE 20.0M - 633M -

2. Certifique-se de que as regiões estejam instaladas e inicializadas.

   # zoneadm list -cv ID NAME STATUS PATH BRAND IP 0 global running / native shared 5 zfszone running /rpool/zones native shared

3. Crie um BE do ZFS para ser atualizado ou aplicar as correções.

   # lucreate -n zfs2BE Analyzing system configuration. Comparing source boot environment <zfsBE> file systems with the file system(s) you specified for the new boot environment. Determining which file systems should be in the new boot environment. Updating boot environment description database on all BEs. Updating system configuration files. Creating configuration for boot environment <zfs2BE>. Source boot environment is <zfsBE>. Creating boot environment <zfs2BE>. Cloning file systems from boot environment <zfsBE> to create boot environment <zfs2BE>. Creating snapshot for <rpool/ROOT/zfsBE> on <rpool/ROOT/zfsBE@zfs2BE>. Creating clone for <rpool/ROOT/zfsBE@zfs2BE> on <rpool/ROOT/zfs2BE>. Setting canmount=noauto for </> in zone <global> on <rpool/ROOT/zfs2BE>. Creating snapshot for <rpool/zones> on <rpool/zones@zfs10092BE>. Creating clone for <rpool/zones@zfs2BE> on <rpool/zones-zfs2BE>. Population of boot environment <zfs2BE> successful. Creation of boot environment <zfs2BE> successful.

4. Selecione um dos procedimentos a seguir para atualizar o sistema ou instalar patches ao novo ambiente de inicialização:

   • Atualize o sistema.

     # luupgrade -u -n zfs2BE -s /net/install/export/s10up/latest

     Onde a opção -s especifica a localização de um meio de instalação do Solaris.

     Este processo pode demorar um longo tempo.

     Para obter um exemplo completo do processo de luupgrade, consulte o Exemplo 5–6.

   • Aplique patches no novo ambiente de inicialização.

     # luupgrade -t -n zfs2BE -t -s /patchdir patch-id-02 patch-id-04

5. Ative o novo ambiente de inicialização.

   # lustatus Boot Environment Is Active Active Can Copy Name Complete Now On Reboot Delete Status -------------------------- -------- ------ --------- ------ ---------- zfsBE yes yes yes no - zfs2BE yes no no yes - # luactivate zfs2BE A Live Upgrade Sync operation will be performed on startup of boot environment <zfs2BE>. . . .

6. Inicialize a partir do ambiente de inicialização recém ativado.

   # init 6

Exemplo 5–6 Atualizando um sistema de arquivos raiz ZFS com raiz de região para o sistema de arquivos raiz ZFS do Oracle Solaris 10 9/10

Neste exemplo, um BE do ZFS (zfsBE), criado em um sistema Solaris 10 10/09 com um sistema de arquivos raiz ZFS em um grupo não-raiz, é atualizado para a versão do Solaris 10 9/10. Este processo pode ser demorado. A seguir, o BE atualizado (zfs2BE) é ativado. Certifique-se de que as regiões estejam instaladas e inicializadas antes de tentar atualizar.

Neste exemplo, o grupo zonepool e o conjunto de dados /zonepool/zones e a região zfszone são criados como segue:

# zpool create zonepool mirror c2t1d0 c2t5d0
# zfs create zonepool/zones
# chmod 700 zonepool/zones
# zonecfg -z zfszone
zfszone: No such zone configured
Use 'create' to begin configuring a new zone.
zonecfg:zfszone> create
zonecfg:zfszone> set zonepath=/zonepool/zones
zonecfg:zfszone> verify
zonecfg:zfszone> exit
# zoneadm -z zfszone install
cannot create ZFS dataset zonepool/zones: dataset already exists
Preparing to install zone <zfszone>.
Creating list of files to copy from the global zone.
Copying <8960> files to the zone.
.
.
.

# zoneadm list -cv
  ID NAME             STATUS     PATH                           BRAND    IP    
   0 global           running    /                              native   shared
   2 zfszone          running    /zonepool/zones                native   shared

# lucreate -n zfsBE
.
.
.
# luupgrade -u -n zfsBE -s /net/install/export/s10up/latest
40410 blocks
miniroot filesystem is <lofs>
Mounting miniroot at </net/system/export/s10up/latest/Solaris_10/Tools/Boot>
Validating the contents of the media </net/system/export/s10up/latest>.
The media is a standard Solaris media.
The media contains an operating system upgrade image.
The media contains <Solaris> version <10>.
Constructing upgrade profile to use.
Locating the operating system upgrade program.
Checking for existence of previously scheduled Live Upgrade requests.
Creating upgrade profile for BE <zfsBE>.
Determining packages to install or upgrade for BE <zfsBE>.
Performing the operating system upgrade of the BE <zfsBE>.
CAUTION: Interrupting this process may leave the boot environment unstable 
or unbootable.
Upgrading Solaris: 100% completed
Installation of the packages from this media is complete.
Updating package information on boot environment <zfsBE>.
Package information successfully updated on boot environment <zfsBE>.
Adding operating system patches to the BE <zfsBE>.
The operating system patch installation is complete.
INFORMATION: The file </var/sadm/system/logs/upgrade_log> on boot 
environment <zfsBE> contains a log of the upgrade operation.
INFORMATION: The file </var/sadm/system/data/upgrade_cleanup> on boot 
environment <zfsBE> contains a log of cleanup operations required.
INFORMATION: Review the files listed above. Remember that all of the files 
are located on boot environment <zfsBE>. Before you activate boot 
environment <zfsBE>, determine if any additional system maintenance is 
required or if additional media of the software distribution must be 
installed.
The Solaris upgrade of the boot environment <zfsBE> is complete.
Installing failsafe
Failsafe install is complete.
# luactivate zfsBE
# init 6
# lustatus
Boot Environment           Is       Active Active    Can    Copy      
Name                       Complete Now    On Reboot Delete Status    
-------------------------- -------- ------ --------- ------ ----------
zfsBE                      yes      no     no        yes    -         
zfs2BE                     yes      yes    yes       no     -         
# zoneadm list -cv
  ID NAME             STATUS     PATH                           BRAND    IP    
   0 global           running    /                              native   shared
   - zfszone          installed  /zonepool/zones                native   shared