Fix groups, default in the main grub.cfg for netboot-grub

roles/netboot-grub/templates/grub.cfg

@@ -0,0 +1,63 @@
+if [ x$net_efinet0_boot_file != x ]; then
+  set groupname=$net_efinet0_boot_file
+elif [ x$net_efinet1_boot_file != x ]; then
+  set groupname=$net_efinet1_boot_file
+elif [ x$net_efinet2_boot_file != x ]; then
+  set groupname=$net_efinet2_boot_file
+elif [ x$net_pxe_boot_file != x ]; then
+  set groupname=$net_pxe_boot_file
+else
+  set groupname=default
+fi
+#  regexp -s 2:groupname (.*)/(.*)_(.*)_(.*) $net_pxe_boot_file
+#  regexp -s 3:architecture (.*)/(.*)_(.*)_(.*) $net_pxe_boot_file
+#  set fname=/grub/$groupname\_$architecture.cfg
+#  set arch_default=/grub/default_$architecture.cfg
+
+export groupname
+
+function load_video {
+  if [ x$feature_all_video_module = xy ]; then
+    insmod all_video
+  else
+    insmod efi_gop
+    insmod efi_uga
+    insmod ieee1275_fb
+    insmod vbe
+    insmod vga
+    insmod video_bochs
+    insmod video_cirrus
+  fi
+}
+
+
+#loadfont unicode
+#load_video
+#insmod gfxterm
+#insmod gettext
+#terminal_output gfxterm
+#insmod png
+#set color_highlight=white/red
+#set color_normal=black/black
+set menu_color_normal=white/black
+set menu_color_highlight=white/cyan
+if regexp ":" "${cmdpath}"; then
+    set root="http,{{ansible_default_ipv6.address}}"
+    set prefix="(http,{{ansible_default_ipv6.address}})/grub/"
+    set fname=/grub/configs/${net_default_ip}.cfg
+else
+    set root="http,{{ansible_default_ipv4.address}}"
+    set prefix="(http,{{ansible_default_ipv4.address}})/grub/"
+    set fname=/grub/configs/${net_default_ip}.cfg
+fi
+
+set fname=/grub/by_mac/${net_default_mac}.cfg
+if ! [ -s ${fname} ]; then
+  set fname=/grub/by_group/${groupname}.cfg
+fi
+
+if ! [ -s ${fname} ]; then
+  set fname=/grub/common/default.cfg
+fi
+
+configfile ${fname}