Add var to set QDR auth to none (#498)

* Add var to set QDR auth to none

The smoketests don't support spec.transport.qdr.auth = basic.
Add a var to allow us to set this value to "none" in ci.

This commit can be reverted when PR#492 is merged.

build/stf-run-ci/README.md

@@ -52,6 +52,7 @@ choose to override:
 | `__service_telemetry_trap_default_oid`                               | <default_oid>                                               | 1.3.6.1.4.1.50495.15.1.2.1                            | The trap OID if none is found in the Prometheus alert labels.                                                                             |
 | `__service_telemetry_trap_default_severity`                          | <default_severity>                                          | <undefined>                                           | The trap severity if none is found in the Prometheus alert labels.                                                                        |
 | `__service_telemetry_observability_strategy`                         | <observability_strategy>                                    | `use_redhat`                                          | Which observability strategy to use for deployment. Default is 'use_redhat'. Also supported are 'use_hybrid', 'use_community', and 'none' |
+| `__service_telemetry_transports_qdr_auth`                            | {'none', 'basic'}                                           | `none`                                                | Which auth method to use for QDR. Can be 'none' or 'basic'. Note: 'basic' is not yet supported in smoketests.                             |
 | `__service_telemetry_transports_certificates_endpoint_cert_duration` | [ParseDuration](https://golang.org/pkg/time/#ParseDuration) | 70080h                                                | Lifetime of the QDR endpoint certificate (minimum duration is 1h)                                                                         |
 | `__service_telemetry_transports_certificates_ca_cert_duration`       | [ParseDuration](https://golang.org/pkg/time/#ParseDuration) | 70080h                                                | Lifetime of the QDR CA certificate (minimum duration is 1h)                                                                               |
 | `__internal_registry_path`                                           | <registry_path>                                             | image-registry.openshift-image-registry.svc:5000      | Path to internal registry for image path                                                                                                  |

build/stf-run-ci/tasks/deploy_stf.yml

@@ -49,6 +49,9 @@
         transports:
           qdr:
             enabled: true
+      {% if __service_telemetry_transports_qdr_auth is defined %}
+            auth: "{{ __service_telemetry_transports_qdr_auth }}"
+      {% endif %}
             certificates:
               endpointCertDuration: {{ __service_telemetry_transports_certificates_endpoint_cert_duration }}
               caCertDuration: {{ __service_telemetry_transports_certificates_ca_cert_duration }}

ci/vars-zuul-common.yml

@@ -2,5 +2,6 @@
 namespace: "service-telemetry"
 setup_bundle_registry_tls_ca: false
 setup_bundle_registry_auth: false
+__service_telemetry_transports_qdr_auth: none
 base_dir: "{{ sto_dir }}/build"
 logfile_dir: "{{ ansible_user_dir }}/zuul-output/logs/controller"