Fix unqualified Ansible boolean variables

When using boolean variables in conditional tests, those variables should be
filtered as '|bool'. Otherwise, they are being evaluated as a string and return
True in any case.

Change-Id: I591d49cfd242d9b404de9fe616c08008fa626764
Signed-off-by: Gael Chamoulaud <gchamoul@redhat.com>

roles/convert-image/templates/convert_image.sh.j2

@@ -13,7 +13,7 @@ else
     exit 1
 fi
 
-{% if not undercloud_setup %}
+{% if not undercloud_setup|bool %}
 
 yum update -y
 
@@ -50,7 +50,7 @@ chmod 600 /swapfile
 # Enable it on start
 echo "/swapfile swap swap defaults 0 0" >> /etc/fstab
 
-{% if not selinux_enforcing %}
+{% if not selinux_enforcing|bool %}
 
 sed -i 's/SELINUX=enforcing/SELINUX=permissive/' /etc/selinux/config
 

roles/libvirt/setup/overcloud/templates/baremetalvm.xml.j2

@@ -36,7 +36,7 @@
     <serial type='pty'/>
     <console type='pty'/>
 
-{% if enable_vnc_console %}
+{% if enable_vnc_console|bool %}
     <input type='mouse' bus='ps2'/>
     <graphics type='vnc' port='-1' autoport='yes'/>
     <video>

roles/libvirt/setup/undercloud/templates/undercloudvm.xml.j2

@@ -6,7 +6,7 @@
     <type arch='{{ libvirt_arch }}'>hvm</type>
     <boot dev='hd'/>
     <bootmenu enable='no'/>
-{% if overcloud_as_undercloud %}
+{% if overcloud_as_undercloud|bool %}
     <kernel>{{ working_dir }}/overcloud-full.vmlinuz</kernel>
     <initrd>{{ working_dir }}/overcloud-full.initrd</initrd>
     <cmdline>console=ttyS0 root=/dev/vda</cmdline>
@@ -46,7 +46,7 @@
     <serial type='pty'/>
     <console type='pty'/>
 
-{% if enable_vnc_console %}
+{% if enable_vnc_console|bool %}
     <input type='mouse' bus='ps2'/>
     <graphics type='vnc' port='-1' autoport='yes'/>
     <video>