From 8bf5b65b30fb681917050f4c0b4e2643268e1b51 Mon Sep 17 00:00:00 2001 From: "C. McEnroe" Date: Sun, 26 Sep 2021 16:51:43 -0400 Subject: Publish "Installing OpenBSD on Linode" --- www/text.causal.agency/027-openbsd-linode.7 | 195 ++++++++++++++++++++++++++++ www/text.causal.agency/Makefile | 1 + 2 files changed, 196 insertions(+) create mode 100644 www/text.causal.agency/027-openbsd-linode.7 diff --git a/www/text.causal.agency/027-openbsd-linode.7 b/www/text.causal.agency/027-openbsd-linode.7 new file mode 100644 index 00000000..2522ee49 --- /dev/null +++ b/www/text.causal.agency/027-openbsd-linode.7 @@ -0,0 +1,195 @@ +.Dd September 26, 2021 +.Dt OPENBSD-LINODE 7 +.Os "Causal Agency" +. +.Sh NAME +.Nm Installing OpenBSD on Linode +.Nd a guide +. +.Sh DESCRIPTION +I've been thinking for a while +about moving my servers to Linode, +and also about moving them to +.Ox . +I actually originally got into +.Fx +(and from there, +.Ox ) +only because DigitalOcean +started offering it as a +.Dq droplet +image. +I've been running those servers fine for years, +but now I prefer to run +.Ox , +and some recent DigitalOcean outages +had me thinking about it more, +so I'm giving it a shot. +. +.Pp +As an aside, +running +.Ox +on DigitalOcean +is not really a good option. +It seems more awkward to install your own OS there, +and if you do, +I've heard that IPv6 won't work +because they don't know how to run SLAAC. +Also, +now that I've used +the Linode control panel and LISH a bit, +DigitalOcean kind of feels like a toy +in comparison. +. +.Pp +Here's what I did to install +.Ox +on Linode: +.Bl -enum +.It +Create a Linode with the +.Dq Choose a Distribution +box blank. +. +.It +Under the Storage tab, +create a disk called +.Dq miniroot +of type raw +with size 8 MB. +This will hold the install image. +. +.It +Create another disk called +.Dq root +of type raw +using the remaining available storage. +. +.It +Boot the Linode in rescue mode +from the option in the three-dots menu +next to +.Dq Power On . +Attach +.Dq miniroot +to +.Pa /dev/sda . +. +.It +Log into the LISH console +and obtain the install image: +.Bd -literal +curl -O https://cdn.openbsd.org/pub/OpenBSD/6.9/amd64/miniroot69.img +dd if=miniroot69.img of=/dev/sda +.Ed +.Pp +Power off the Linode. +. +.It +Under the Configurations tab, +create a configuration called +.Dq install +in full virtualization mode. +Paravirtualization works fine once installed, +but for some reason the installer +can't see the root disk +without full virtualization. +Under boot settings, +select direct disk. +Attach +.Dq root +to +.Pa /dev/sda , +.Dq miniroot +to +.Pa /dev/sdb +and set the root device to +.Pa /dev/sdb . +. +.It +Create a similar configuration called +.Dq boot +but using paravirtualiztion +and without +.Dq miniroot +attached. +Set the root device to +.Pa /dev/sda . +. +.It +Boot the +.Dq install +configuration, +launch the LISH console +and switch to Glish. +I believe it's possible +to have the installer use serial console, +but it requires entering commands +at the boot prompt +before the timeout, +and I never managed it. +. +.It +Proceed through the +.Ox +installer. +When asked to +change the default console to com0, +answer yes +so that regular LISH will work. +Power off the Linode. +. +.It +Boot the +.Dq boot +configuration +and log in to LISH. +Since the installer configured networking +in full virtualization, +rename the file to the paravirtualized interface: +.Bd -literal +mv /etc/hostname.em0 /etc/hostname.vio0 +.Ed +.Pp +In order to get the right public IPv6 address, +disable privacy extensions +by changing the inet6 line of +.Pa hostname.vio0 +to: +.Bd -literal +inet6 autoconf -temporary -soii +.Ed +. +.It +Bring networking up +and run +.Xr syspatch 8 +since +.Pa rc.firsttime +couldn't do it: +.Bd -literal +sh /etc/netstart +syspatch +.Ed +. +.It +Reboot. +.El +. +.Pp +I guess I'll be slowly moving things over +to the new servers +for the next little while. +With any luck the next post here +will not say +.Fx +in its header! +. +.Sh SEE ALSO +I learned the basic idea +of how to do this from +.Lk https://www.subgeniuskitty.com/notes/openbsd_on_linode . +. +.Sh AUTHORS +.An june Aq Mt june@causal.agency diff --git a/www/text.causal.agency/Makefile b/www/text.causal.agency/Makefile index cf0207ff..3695a487 100644 --- a/www/text.causal.agency/Makefile +++ b/www/text.causal.agency/Makefile @@ -29,6 +29,7 @@ TXTS += 023-sparse-checkout.txt TXTS += 024-seprintf.txt TXTS += 025-v6-pwd.txt TXTS += 026-git-comment.txt +TXTS += 027-openbsd-linode.txt all: colb ${TXTS} -- cgit 1.4.1