create-installimg: include systemd config for sshpassword support

This should indeed be part of host-installer-startup, see
xenserver/host-installer#42

Will need to be reverted when that PR is merged.

README-iso.md

@@ -102,7 +102,7 @@ Work to reproduce install.img
   * missing files:
     - [x] /opt/xensource/installer/version.py
     - [x] installer.service [email protected]
-    - [ ] sshd.service.d/installer.conf (disables sshd by default, enables with sshpassword=xxxx)
+    - [x] sshd.service.d/installer.conf (disables sshd by default, enables with sshpassword=xxxx)
     - [ ] ldconfig.service xenstored.service etc. links to /dev/null (those two at least seem
           unneeded)
     - [ ] /etc/udev/rules.d/: 11-dm-mpath.rules 62-multipath.rules 69-dm-lvm-metad.rules links to /dev/null

installimg/8.2/etc/systemd/system/sshd.service.d/installer.conf

@@ -0,0 +1,5 @@
+[Unit]
+ConditionKernelCommandLine=sshpassword
+
+[Service]
+ExecStartPre=/bin/sh -c '/bin/sed -e "s/.*sshpassword=\([^ ]*\).*/root:\1/" /proc/cmdline | /sbin/chpasswd'

installimg/8.3/etc/systemd/system/sshd.service.d/sshd_installer.conf

@@ -0,0 +1,5 @@
+[Unit]
+ConditionKernelCommandLine=sshpassword
+
+[Service]
+ExecStartPre=/bin/sh -c '/bin/sed -e "s/.*sshpassword=\([^ ]*\).*/root:\1/" /proc/cmdline | /sbin/chpasswd'