From 94dd194c2294e447e0323bf8bc3cac8c381589b4 Mon Sep 17 00:00:00 2001
From: Michael Vorburger <mike@vorburger.ch>
Date: Tue, 29 Dec 2020 23:19:44 +0100
Subject: [PATCH] add SSH server to baseline

inspired by https://wiki.archlinux.org/index.php/Archiso#Prepare_an_ISO_for_an_installation_via_SSH
---
 configs/baseline/airootfs/etc/ssh/sshd_config | 116 ++++++++++++++++++
 .../multi-user.target.wants/sshd.service      |   1 +
 configs/baseline/packages.x86_64              |   1 +
 3 files changed, 118 insertions(+)
 create mode 100644 configs/baseline/airootfs/etc/ssh/sshd_config
 create mode 120000 configs/baseline/airootfs/etc/systemd/system/multi-user.target.wants/sshd.service

diff --git a/configs/baseline/airootfs/etc/ssh/sshd_config b/configs/baseline/airootfs/etc/ssh/sshd_config
new file mode 100644
index 0000000..8ef1758
--- /dev/null
+++ b/configs/baseline/airootfs/etc/ssh/sshd_config
@@ -0,0 +1,116 @@
+#	$OpenBSD: sshd_config,v 1.103 2018/04/09 20:41:22 tj Exp $
+
+# This is the sshd server system-wide configuration file.  See
+# sshd_config(5) for more information.
+
+# This sshd was compiled with PATH=/usr/local/sbin:/usr/local/bin:/usr/bin
+
+# The strategy used for options in the default sshd_config shipped with
+# OpenSSH is to specify options with their default value where
+# possible, but leave them commented.  Uncommented options override the
+# default value.
+
+#Port 22
+#AddressFamily any
+#ListenAddress 0.0.0.0
+#ListenAddress ::
+
+#HostKey /etc/ssh/ssh_host_rsa_key
+#HostKey /etc/ssh/ssh_host_ecdsa_key
+#HostKey /etc/ssh/ssh_host_ed25519_key
+
+# Ciphers and keying
+#RekeyLimit default none
+
+# Logging
+#SyslogFacility AUTH
+#LogLevel INFO
+
+# Authentication:
+
+#LoginGraceTime 2m
+PermitRootLogin yes
+#StrictModes yes
+#MaxAuthTries 6
+#MaxSessions 10
+
+#PubkeyAuthentication yes
+
+# The default is to check both .ssh/authorized_keys and .ssh/authorized_keys2
+# but this is overridden so installations will only check .ssh/authorized_keys
+AuthorizedKeysFile	.ssh/authorized_keys
+
+#AuthorizedPrincipalsFile none
+
+#AuthorizedKeysCommand none
+#AuthorizedKeysCommandUser nobody
+
+# For this to work you will also need host keys in /etc/ssh/ssh_known_hosts
+#HostbasedAuthentication no
+# Change to yes if you don't trust ~/.ssh/known_hosts for
+# HostbasedAuthentication
+#IgnoreUserKnownHosts no
+# Don't read the user's ~/.rhosts and ~/.shosts files
+#IgnoreRhosts yes
+
+# To disable tunneled clear text passwords, change to no here!
+#PasswordAuthentication yes
+#PermitEmptyPasswords no
+
+# Change to no to disable s/key passwords
+ChallengeResponseAuthentication no
+
+# Kerberos options
+#KerberosAuthentication no
+#KerberosOrLocalPasswd yes
+#KerberosTicketCleanup yes
+#KerberosGetAFSToken no
+
+# GSSAPI options
+#GSSAPIAuthentication no
+#GSSAPICleanupCredentials yes
+
+# Set this to 'yes' to enable PAM authentication, account processing,
+# and session processing. If this is enabled, PAM authentication will
+# be allowed through the ChallengeResponseAuthentication and
+# PasswordAuthentication.  Depending on your PAM configuration,
+# PAM authentication via ChallengeResponseAuthentication may bypass
+# the setting of "PermitRootLogin without-password".
+# If you just want the PAM account and session checks to run without
+# PAM authentication, then enable this but set PasswordAuthentication
+# and ChallengeResponseAuthentication to 'no'.
+UsePAM yes
+
+#AllowAgentForwarding yes
+#AllowTcpForwarding yes
+#GatewayPorts no
+#X11Forwarding no
+#X11DisplayOffset 10
+#X11UseLocalhost yes
+#PermitTTY yes
+PrintMotd no # pam does that
+#PrintLastLog yes
+#TCPKeepAlive yes
+#PermitUserEnvironment no
+#Compression delayed
+#ClientAliveInterval 0
+#ClientAliveCountMax 3
+#UseDNS no
+#PidFile /run/sshd.pid
+#MaxStartups 10:30:100
+#PermitTunnel no
+#ChrootDirectory none
+#VersionAddendum none
+
+# no default banner path
+#Banner none
+
+# override default of no subsystems
+Subsystem	sftp	/usr/lib/ssh/sftp-server
+
+# Example of overriding settings on a per-user basis
+#Match User anoncvs
+#	X11Forwarding no
+#	AllowTcpForwarding no
+#	PermitTTY no
+#	ForceCommand cvs server
diff --git a/configs/baseline/airootfs/etc/systemd/system/multi-user.target.wants/sshd.service b/configs/baseline/airootfs/etc/systemd/system/multi-user.target.wants/sshd.service
new file mode 120000
index 0000000..d21ebd9
--- /dev/null
+++ b/configs/baseline/airootfs/etc/systemd/system/multi-user.target.wants/sshd.service
@@ -0,0 +1 @@
+/usr/lib/systemd/system/sshd.service
\ No newline at end of file
diff --git a/configs/baseline/packages.x86_64 b/configs/baseline/packages.x86_64
index fd753b4..efd2417 100644
--- a/configs/baseline/packages.x86_64
+++ b/configs/baseline/packages.x86_64
@@ -4,4 +4,5 @@ base
 linux
 mkinitcpio
 mkinitcpio-archiso
+openssh
 syslinux