Remove in-repo ARA implementation

Since upstream fixes[0] have merged, we can now leverage the OSA scripts
to install ARA into the venv.

[0] https://review.openstack.org/#/c/603699/

Change-Id: Ic95f22448fa693041ba0de8b2d1c79660a3aef6c

.zuul.d/playbooks-deploy/run.yml

@@ -6,7 +6,6 @@
   environment:
     SSH_AUTH_SOCK: "{{ ssh_agent_sock }}"
     ANSIBLE_VAULT_PASSWORD_FILE: "{{ vault_key_path }}"
-    LSN_RUN_ARA: 'true'
   tasks:
     - name: Run the deploy job
       command: scripts/run_deploy.sh

scripts/functions.sh

@@ -1,29 +0,0 @@
-#!/usr/bin/env bash
-
-LSN_RUN_ARA="${LSN_RUN_ARA:-false}"
-
-# The vars used to prepare the Ansible runtime venv
-PIP_COMMAND="/opt/ansible-runtime/bin/pip"
-
-# NOTE(logan): Remove once https://review.openstack.org/#/c/602461/
-# has merged.
-function setup_ara {
-  # Install ARA and add it to the callback path provided by bootstrap-ansible.sh/openstack-ansible.rc
-  # This is added *here* instead of bootstrap-ansible so it's used for CI purposes only.
-  ARA_SRC_HOME="${HOME}/src/git.openstack.org/openstack/ara"
-  if [[ -d "${ARA_SRC_HOME}" ]]; then
-    # This installs from a git checkout
-    # PIP_COMMAND and PIP_OPTS are exported by the bootstrap-ansible script.
-    # PIP_OPTS contains the whole set of constraints that need to be applied.
-    ${PIP_COMMAND} install --isolated ${PIP_OPTS} ${ARA_SRC_HOME} "${ANSIBLE_PACKAGE:-ansible}"
-  else
-    # This installs from pypi
-    # PIP_COMMAND and PIP_OPTS are exported by the bootstrap-ansible script.
-    # PIP_OPTS contains the whole set of constraints that need to be applied.
-    ${PIP_COMMAND} install --isolated ${PIP_OPTS} ara==0.14.0 "${ANSIBLE_PACKAGE:-ansible}"
-  fi
-  # Dynamically retrieve the location of the ARA callback so we are able to find
-  # it on both py2 and py3
-  ara_location=$(/opt/ansible-runtime/bin/python -c "import os,ara; print(os.path.dirname(ara.__file__))")
-  export ANSIBLE_CALLBACK_PLUGINS="/etc/ansible/roles/plugins/callback:${ara_location}/plugins/callbacks"
-}

scripts/run_deploy.sh

@@ -5,15 +5,9 @@ set -e
 export SCRIPT_PATH=$(dirname $(readlink -f "$0"))
 export PROJECT_PATH=$(dirname "$SCRIPT_PATH")
 
-source "${SCRIPT_PATH}/functions.sh"
-
 cp -R ${PROJECT_PATH}/openstack_deploy /etc
 pushd ${PROJECT_PATH}/openstack-ansible
 scripts/bootstrap-ansible.sh
-
-if [ "$LSN_RUN_ARA" == true ]; then
-    setup_ara
-fi
 popd
 
 pushd ${PROJECT_PATH}/openstack-ansible/playbooks