Use env hooks to setup Pulp proxy in CI

Use the authenticating pulp_proxy for all CI build jobs that need packages from Ark -
host images, Kolla images and the IPA image.

Author: jackhodgkiss

.github/workflows/stackhpc-container-image-build.yml

@@ -190,17 +190,6 @@ jobs:
           localhost ansible_connection=local ansible_python_interpreter=/usr/bin/python3
           EOF
 
-      # See etc/kayobe/ansible/roles/pulp_auth_proxy/README.md for details.
-      # NOTE: We override pulp_auth_proxy_conf_path to a path shared by the
-      # runner and dind containers.
-      - name: Deploy an authenticating package repository mirror proxy
-        run: |
-          source venvs/kayobe/bin/activate &&
-          source src/kayobe-config/kayobe-env --environment ci-builder &&
-          kayobe playbook run $KAYOBE_CONFIG_PATH/ansible/pulp-auth-proxy.yml -e pulp_auth_proxy_conf_path=/home/runner/_work/pulp_proxy
-        env:
-          KAYOBE_VAULT_PASSWORD: ${{ secrets.KAYOBE_VAULT_PASSWORD }}
-
       - name: Create build logs output directory
         run: mkdir image-build-logs
 
@@ -222,6 +211,9 @@ jobs:
           args="$args -e stackhpc_repo_mirror_auth_proxy_enabled=true"
           args="$args -e kolla_build_log_path=$GITHUB_WORKSPACE/image-build-logs/kolla-build-overcloud.log"
           args="$args -e base_path=$GITHUB_WORKSPACE/opt/kayobe"
+          # NOTE: We override pulp_auth_proxy_conf_path to a path shared by the
+          # runner and dind containers.
+          args="$args -e pulp_auth_proxy_conf_path=/home/runner/_work/pulp_proxy"
           source venvs/kayobe/bin/activate &&
           source src/kayobe-config/kayobe-env --environment ci-builder &&
           kayobe overcloud container image build $args

etc/kayobe/environments/ci-builder/hooks/overcloud-container-image-build/pre.d/10-pulp-auth-proxy.yml

@@ -0,0 +1 @@
+../../../../../ansible/pulp-auth-proxy.yml

etc/kayobe/environments/ci-builder/hooks/overcloud-deployment-image-build/pre.d/10-pulp-auth-proxy.yml

@@ -0,0 +1 @@
+../../../../../ansible/pulp-auth-proxy.yml

etc/kayobe/environments/ci-builder/hooks/overcloud-host-image-build/pre.d/10-pulp-auth-proxy.yml

@@ -0,0 +1 @@
+../../../../../ansible/pulp-auth-proxy.yml

etc/kayobe/environments/ci-builder/stackhpc-ci.yml

@@ -36,6 +36,7 @@ kolla_build_neutron_ovs: true
 # Host and port of a package repository mirror.
 # Build against the development Pulp service repositories.
 # Use Ark's package repositories to install packages.
+stackhpc_repo_mirror_auth_proxy_enabled: true
 stackhpc_repo_mirror_url: "{{ stackhpc_repo_mirror_auth_proxy_url if stackhpc_repo_mirror_auth_proxy_enabled | bool else stackhpc_release_pulp_url }}"
 stackhpc_repo_mirror_username: "skc-ci-aio"
 stackhpc_repo_mirror_password: !vault |