Date: Mon, 11 Mar 2019 17:21:58 +0000 From: Mark Raynsford <list+org.freebsd.virtualization@io7m.com> To: Shawn Webb <shawn.webb@hardenedbsd.org> Cc: freebsd-virtualization@freebsd.org Subject: Re: bhyve: Detecting that a guest kernel has booted Message-ID: <20190311172158.1c06b5d9@almond.int.arc7.info> In-Reply-To: <20190311170853.cwjclznvsyd2wksu@mutt-hbsd> References: <20190311170420.61bd34c6@almond.int.arc7.info> <20190311170853.cwjclznvsyd2wksu@mutt-hbsd>
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--Sig_/5ZHrWT4UeBmD_GbwcW82hXA Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On 2019-03-11T13:08:53 -0400 Shawn Webb <shawn.webb@hardenedbsd.org> wrote: > > If your guest OS supports it, you could probably write two scripts that > uses virtio_console(4), one for the guest to tell the host "HELLO" and > one for the host to say "NICE TO SEE YOU!" once the guest's "HELLO" is > received. >=20 They're a mix of FreeBSD, OpenBSD, and Debian guests. So I'm guessing one out of three of those supports it... I suppose my other option would be to add (another) NFS mount in each guest, and have them touch a file early in the init script (and possibly touch a different file early in the shutdown script). --=20 Mark Raynsford | http://www.io7m.com --Sig_/5ZHrWT4UeBmD_GbwcW82hXA Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iHUEARYKAB0WIQTjeVlXFhMdtOerh91nsYzB+azjRQUCXIaZNgAKCRBnsYzB+azj RS/0AQDn11JBFpowED1iZMoxWXFIQT41TwTUzKgun1vWUk+21QEA1IJg6O8MV0XL dSf0pzhZBftI5n9uAcJBUm8pf8eNzQY= =HbHx -----END PGP SIGNATURE----- --Sig_/5ZHrWT4UeBmD_GbwcW82hXA--
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