Index: en_US.ISO8859-1/books/handbook/jails/chapter.xml =================================================================== --- en_US.ISO8859-1/books/handbook/jails/chapter.xml +++ en_US.ISO8859-1/books/handbook/jails/chapter.xml @@ -535,8 +535,33 @@ to maintain jails instead. Use <option>-b</option> to specify the path of the jail to be updated.</para> + <para>To update the jail to the latest patch release of the + version of &os; it is already running, then execute the + following commands on the host:</para> + <screen>&prompt.root; <userinput>freebsd-update -b <replaceable>/here/is/the/jail</replaceable> fetch</userinput> &prompt.root; <userinput>freebsd-update -b <replaceable>/here/is/the/jail</replaceable> install</userinput></screen> + + <para>To upgrade the jail to a new version (not just a security + update), first upgrade the host system as described in <xref + linkend="freebsdupdate-upgrade" />. Once the host has been + upgraded and rebooted, the jail can then be upgraded. + For example to upgrade from 12.0-RELEASE to 12.1-RELEASE, + on the host run:</para> + + <screen>&prompt.root; <userinput>freebsd-update -b <replaceable>/here/is/the/jail</replaceable> --currently-running <replaceable>12.0-RELEASE</replaceable> -r <replaceable>12.1-RELEASE</replaceable> upgrade</userinput> +&prompt.root; <userinput>freebsd-update -b <replaceable>/here/is/the/jail</replaceable> install</userinput> +&prompt.root; <userinput>service jail restart <replaceable>myjail</replaceable></userinput> +&prompt.root; <userinput>freebsd-update -b <replaceable>/here/is/the/jail</replaceable> install</userinput></screen> + + <para>Then, if it was a major version upgrade, reinstall all + installed packages and restart the jail again. This is + required because the ABI version changes when upgrading + between major versions of &os;. From the host:</para> + + <screen>&prompt.root; <userinput>pkg -j <replaceable>myjail</replaceable> upgrade -f</userinput> +&prompt.root; <userinput>service jail restart <replaceable>myjail</replaceable></userinput></screen> + </sect2> </sect1>