Fixes #35378 - Add systemd first boot service for host provisioning

app/views/unattended/provisioning_templates/provision/kickstart_default.erb

@@ -360,6 +360,8 @@ sed -e 's/DEFAULTKERNEL=kernel-uek/DEFAULTKERNEL=kernel/g' -i /etc/sysconfig/ker
 
 <%= snippet 'insights' if host_param_true?('host_registration_insights') && os_major < 9 -%>
 
+<%= snippet 'first_boot_setup' %>
+
 touch /tmp/foreman_built
 
 chvt 1
@@ -382,10 +384,7 @@ The last post section halts Anaconda to prevent endless loop in case HTTP reques
 
 <%= snippet 'eject_cdrom' -%>
 
-if test -f /tmp/foreman_built; then
-  echo "calling home: build is done!"
-  <%= indent(2, skip1: true) { snippet('built', :variables => { :endpoint => 'built', :method => 'POST', :body_file => '/root/install.post.log' }) } -%>
-else
+if ! test -f /tmp/foreman_built; then
   echo "calling home: build failed!"
   <%= indent(2, skip1: true) { snippet('built', :variables => { :endpoint => 'failed', :method => 'POST', :body_file => '/root/install.post.log' }) } -%>
 fi

app/views/unattended/provisioning_templates/snippet/first_boot_service.erb

@@ -0,0 +1,20 @@
+<%#
+kind: snippet
+name: first_boot_service
+model: ProvisioningTemplate
+snippet: true
+description: |
+  Post replacement service
+-%>
+[Unit]
+Description=Initial setup callback
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+ExecStart=/bin/bash /root/first_boot_script.sh
+Type=oneshot
+ExecStartPost=/usr/bin/systemctl disable first_boot_service
+
+[Install]
+WantedBy=multi-user.target

app/views/unattended/provisioning_templates/snippet/first_boot_setup.erb

@@ -0,0 +1,29 @@
+<%#
+kind: snippet
+name: first_boot_setup
+model: ProvisioningTemplate
+snippet: true
+description: |
+  Post replacement for both systemd and non-systemd platforms
+-%>
+<%
+  os_major = @host.operatingsystem.major.to_i
+  rhel_compatible = @host.operatingsystem.family == 'Redhat' && @host.operatingsystem.name != 'Fedora'
+  has_systemd = (@host.operatingsystem.name == 'Fedora' && os_major >= 20) || (rhel_compatible && os_major >= 7) || (@host.operatingsystem.name == 'Ubuntu' && os_major >= 15) || (@host.operatingsystem.name == 'Debian' && os_major >= 8)
+-%>
+<% if has_systemd -%>
+  <%= save_to_file('/etc/systemd/system/first_boot_service.service', snippet('first_boot_service')) %>
+  <%= save_to_file('/root/first_boot_script.sh', snippet('built', :variables => { :endpoint => 'built', :method => 'POST', :body_file => '/root/install.post.log' })) %>
+
+  systemctl enable first_boot_service
+<% else -%>
+  <%= save_to_file('/root/first_boot_script.sh', snippet('built', :variables => { :endpoint => 'built', :method => 'POST', :body_file => '/root/install.post.log' }) +
+    "\nmv /root/first_boot_script.sh /root/first_boot_script.disabled") %>
+  <%= save_to_file('/etc/init.d/first_boot_setup', snippet('first_boot_initd')) %>
+
+  chmod +x /etc/init.d/first_boot_setup
+  chkconfig --add /etc/init.d/first_boot_setup
+  chkconfig --level 2345 first_boot_setup on
+<% end -%>
+
+chmod +x /root/first_boot_script.sh

app/views/unattended/provisioning_templates/snippet/fist_boot_initd.erb

@@ -0,0 +1,34 @@
+<%#
+kind: snippet
+name: first_boot_initd
+model: ProvisioningTemplate
+snippet: true
+description: |
+  Post replacement initd script
+-%>
+#! /bin/bash
+
+### BEGIN INIT INFO
+# Provides:          RedHat
+# Required-Start:    $local_fs $network
+# Required-Stop:     $local_fs
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Execute first boot script
+# Description:       Execute first boot script which executes after machine is successfully built for the first time.
+### END INIT INFO
+
+# Source function library
+. /etc/rc.d/init.d/functions
+
+##Service start/stop functions##
+start() {
+/tmp/first_boot_script
+chkconfig --del first_boot_setup
+}
+
+start
+
+exit 5
+esac
+exit $?