report error if no container was defined

Signed-off-by: Christian Goll <cgoll@suse.com>

CHANGELOG.md

@@ -45,6 +45,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 - Show more information during `wwctl container <shell|exec>` about when and if the container image will be rebuilt. #1302
 - Command-line completion for `wwctl overlay <edit|delete|chmod|chown>`. #1298
+- Display an error during boot if no container is defined. #1295
 
 ### Fixed
 

etc/grub/grub.cfg.ww

@@ -1,3 +1,4 @@
+{{ if .ContainerName }}
 echo "================================================================================"
 echo "Warewulf v4 now http booting grub: {{.Fqdn}} ({{.Hwaddr}})"
 echo "================================================================================"
@@ -89,3 +90,12 @@ menuentry "System shutdown" {
     echo "System shutting down..."
     halt
 }
+{{ else }}
+echo "================================================================================"
+echo " Warewulf v4:"
+echo " No node image/container defined for this node ({{.Fqdn}})."
+echo " Rebooting in 30s."
+echo "================================================================================"
+sleep 30
+reboot
+{{ end }}

etc/ipxe/default.ipxe

@@ -1,5 +1,5 @@
 #!ipxe
-
+{{ if .ContainerName }}
 echo
 echo ================================================================================
 echo Warewulf v4 now booting: {{.Fqdn}} ({{.Hwaddr}})
@@ -106,3 +106,12 @@ echo There was an error, rebooting in 15s...
 echo
 sleep 15
 reboot
+{{ else }}
+echo ================================================================================
+echo  Warewulf v4:
+echo  No node image/container defined for this node ({{.Fqdn}}).
+echo  Rebooting in 30s.
+echo ================================================================================
+sleep 30
+reboot
+{{ end }}

etc/ipxe/dracut.ipxe

@@ -1,5 +1,5 @@
 #!ipxe
-
+{{ if .ContainerName }}
 echo
 echo ================================================================================
 echo Warewulf v4 now booting via dracut: {{.Fqdn}} ({{.Hwaddr}})
@@ -44,3 +44,12 @@ echo There was an error, rebooting in 15s...
 echo
 sleep 15
 reboot
+{{ else }}
+echo ================================================================================
+echo  Warewulf v4:
+echo  No node image/container defined for this node ({{.Fqdn}}).
+echo  Rebooting in 30s.
+echo ================================================================================
+sleep 30
+reboot
+{{ end }}