[nixos] make autoinstall.sh retrieve the ssh public key

steps/bootstrap/nixos/prepare_autoinstall.yaml

@@ -1,3 +1,5 @@
+- insecure_ssh_key: $${kameleon_cwd}/insecure_ssh_key
+
 - copy_autoinstall_script_to_http_directory:
   - exec_local: mkdir -p $${http_directory}
   - exec_local: cp $${autoinstall_script_path} $${http_directory}/autoinstall.sh
@@ -14,6 +16,10 @@
   - exec_local: |
         sed -i s'|export PASSWD=\(.*\)|export PASSWD=$${root_password}|'g $${http_directory}/autoinstall.sh
 
+- paste_ssh_insecure_public_key:
+  - exec_local: |
+        cat $${insecure_ssh_key}.pub >> $${http_directory}/autoinstall.sh
+
 #- write_boot_command:
 #  - write_local:
 #    - $${kameleon_cwd}/boot_command

steps/data/nixos/autoinstall.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-
+set -x
 set -e
 
 export http_proxy=
@@ -27,6 +27,10 @@ mkdir -p $MNT/etc/nixos
 cp /tmp/configuration.nix $MNT/etc/nixos
 cp /tmp/hardware-configuration.nix $MNT/etc/nixos
 
+install -d -o nixos -m 700 /home/nixos/.ssh
+install -o nixos -m 700 /dev/null /home/nixos/.ssh/authorized_keys
+sed -e '0,/^### Bulk data:/d' $0 >> /home/nixos/.ssh/authorized_keys
+
 nixos-install --root $MNT
 
 echo "Set root's passwd and populate system directories..."
@@ -38,4 +42,8 @@ sync
 umount $MNT
 sync
 
-systemctl poweroff
+systemctl start sshd
+
+#systemctl poweroff
+exit 0
+### Bulk data: the SSH insecure public key should be pasted after this line ###

steps/data/qemu-sendkeys/netinst-iso-nixos

@@ -1 +1 @@
-sudo -i<kp_enter>cd /etc/pam.d/<kp_enter>sed -i -e 's/^\(account.\+pam_unix\.so.\*\)$/\1 nullok/' sshd > sshd.new<kp_enter>rm sshd<kp_enter>mv sshd.new sshd<kp_enter>systemctl start sshd<kp_enter>
+curl -sSL http://%LOCAL_IP%:%HTTP_PORT%/configuration.nix <gt> /tmp/configuration.nix<kp_enter>curl -sSL http://%LOCAL_IP%:%HTTP_PORT%/hardware-configuration.nix <gt> /tmp/hardware-configuration.nix<kp_enter>curl -sSL http://%LOCAL_IP%:%HTTP_PORT%/autoinstall.sh <gt> /tmp/autoinstall.sh<kp_enter>sudo bash /tmp/autoinstall.sh<kp_enter>