Remove Barbican installation from gates

Apparently Barbican is Octavia requirements only if we're doing TLS
offload on the LB. As we're just doing HTTPS passthrough it shouldn't be
required for our use case and should be safe to remove.

Change-Id: Ic2f6297691cd6bfe9def6d5d6ba0dea24579bfcc

.zuul.d/multinode.yaml

@@ -21,7 +21,6 @@
     host-vars:
       controller:
         devstack_plugins:
-          barbican: https://opendev.org/openstack/barbican
           devstack-plugin-container: https://opendev.org/openstack/devstack-plugin-container
           kuryr-kubernetes: https://opendev.org/openstack/kuryr-kubernetes
           octavia: https://opendev.org/openstack/octavia

.zuul.d/octavia.yaml

@@ -18,16 +18,13 @@
     description: |
       Kuryr-Kubernetes tempest job using octavia
     required-projects:
-      - openstack/barbican
       - openstack/octavia
-      - openstack/python-barbicanclient
       - openstack/python-octaviaclient
     pre-run: playbooks/get_amphora_tarball.yaml
     host-vars:
       controller:
         devstack_plugins:
           octavia: https://opendev.org/openstack/octavia
-          barbican: https://opendev.org/openstack/barbican
     vars:
       devstack_localrc:
         OCTAVIA_AMP_IMAGE_FILE: "/tmp/test-only-amphora-x64-haproxy-ubuntu-bionic.qcow2"

.zuul.d/sdn.yaml

@@ -108,9 +108,7 @@
         Kuryr-Kubernetes job with OVN and Octavia provider OVN running k8s network policy e2e tests
     required-projects:
       - openstack/neutron
-      - openstack/barbican
       - openstack/octavia
-      - openstack/python-barbicanclient
       - openstack/python-octaviaclient
       - openstack/ovn-octavia-provider
     pre-run: playbooks/get_amphora_tarball.yaml
@@ -121,7 +119,6 @@
         devstack_plugins:
           neutron: https://opendev.org/openstack/neutron
           octavia: https://opendev.org/openstack/octavia
-          barbican: https://opendev.org/openstack/barbican
           ovn-octavia-provider: https://opendev.org/openstack/ovn-octavia-provider
     vars:
       devstack_localrc:

devstack/local.conf.openshift.sample

@@ -48,9 +48,6 @@ enable_service o-cw
 enable_service o-hm
 enable_service o-hk
 ## Octavia Deps
-### Image
-### Barbican
-enable_plugin barbican https://opendev.org/openstack/barbican
 ### Nova
 enable_service n-api
 enable_service n-api-meta

devstack/local.conf.ovn.sample

@@ -76,9 +76,6 @@ enable_service o-cw
 enable_service o-hm
 enable_service o-hk
 ## Octavia Deps
-### Image
-### Barbican
-enable_plugin barbican https://opendev.org/openstack/barbican
 ### Nova
 enable_service n-api
 enable_service n-api-meta

devstack/local.conf.pod-in-vm.undercloud.ovn.sample

@@ -55,9 +55,6 @@ enable_service o-hk
 # OCTAVIA_AMP_IMAGE_FILE=/tmp/test-only-amphora-x64-haproxy-ubuntu-xenial.qcow2
 # OCTAVIA_AMP_IMAGE_SIZE=3
 # OCTAVIA_AMP_IMAGE_NAME=test-only-amphora-x64-haproxy-ubuntu-xenial
-### Image
-### Barbican
-enable_plugin barbican https://opendev.org/openstack/barbican
 ### Nova
 enable_service n-api
 enable_service n-api-meta

devstack/local.conf.pod-in-vm.undercloud.sample

@@ -37,9 +37,6 @@ enable_service o-hk
 # OCTAVIA_AMP_IMAGE_FILE=/tmp/test-only-amphora-x64-haproxy-ubuntu-xenial.qcow2
 # OCTAVIA_AMP_IMAGE_SIZE=3
 # OCTAVIA_AMP_IMAGE_NAME=test-only-amphora-x64-haproxy-ubuntu-xenial
-### Image
-### Barbican
-enable_plugin barbican https://opendev.org/openstack/barbican
 ### Nova
 enable_service n-api
 enable_service n-api-meta

devstack/local.conf.sample

@@ -59,9 +59,6 @@ enable_service o-hk
 # OCTAVIA_AMP_IMAGE_FILE=/tmp/test-only-amphora-x64-haproxy-ubuntu-xenial.qcow2
 # OCTAVIA_AMP_IMAGE_SIZE=3
 # OCTAVIA_AMP_IMAGE_NAME=test-only-amphora-x64-haproxy-ubuntu-xenial
-### Image
-### Barbican
-enable_plugin barbican https://opendev.org/openstack/barbican
 ### Nova
 enable_service n-api
 enable_service n-api-meta

doc/source/installation/services.rst

@@ -72,7 +72,6 @@ OpenStack Octavia is a new project that provides advanced Load Balancing by
 using pre-existing OpenStack services. The OpenStack requirements that Octavia
 adds over the Neutron HAProxy agent are:
 
-* Barbican
 * Nova
 * Glance