AUTOINSTALL(8) - System Manager’s Manual # AUTOINSTALL(8) - System Manager’s Manual
NAME # autoinstall - unattended OpenBSD installation and upgrade
DESCRIPTION # autoinstall allows unattended installation or upgrade of OpenBSD by automatically responding to installer questions with answers from a response file. autoinstall uses DHCP to discover the location of the response file and HTTP to fetch the file. If that fails, the installer asks for the location which can either be a URL or a local path.
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INSTALL.SITE(5) - File Formats Manual # INSTALL.SITE(5) - File Formats Manual
NAME # install.site, upgrade.site - OpenBSD installation and upgrade customization
DESCRIPTION # The OpenBSD installer allows user-created sets and scripts to complement and modify the files from a default install prior to rebooting.
Like the official file sets, generic site${‌VERSION}.tgz and hostname-specific site${‌VERSION}-$(hostname -s).tgz sets are gzip(1) compressed tar(1) archives rooted in / and untarred with the -xzphf options.
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SYSUPGRADE(8) - System Manager’s Manual # SYSUPGRADE(8) - System Manager’s Manual
NAME # sysupgrade - upgrade system to the next release or a new snapshot
SYNOPSIS # sysupgrade [-fkn] [-r | -s] [-b base-directory] [installurl]
DESCRIPTION # sysupgrade is a utility to upgrade OpenBSD to the next release or a new snapshot if available.
sysupgrade downloads the necessary files to /home/_sysupgrade, verifies them with signify(1), and copies bsd.rd to /bsd.
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