Use opendev base docker image and add jobs

The other zuul containers use the python-builder/python-base
pattern for the container images. Use that, and add a container
build job

This is only the build container job. We need to add the
secret for upload and promote.

Change-Id: I110d47995411323dcf4eaed2962c238ee67d62cf

.zuul.yaml

@@ -1,6 +1,25 @@
+- job:
+    name: zuul-storage-proxy-build-image
+    description: Build and test a Docker image.
+    parent: opendev-build-docker-image
+    allowed-projects: zuul/zuul-storage-proxy
+    provides: zuul-storage-proxy-container-image
+    vars: &image_vars
+      docker_images:
+        - context: .
+          repository: zuul/zuul-storage-proxy
+          target: zuul-storage-proxy
+          tags:
+            # If zuul.tag is defined: [ '3', '3.19', '3.19.0' ].  Only works for 3-component tags.
+            # Otherwise: ['latest']
+            &imagetag "{{ zuul.tag is defined | ternary([zuul.get('tag', '').split('.')[0], '.'.join(zuul.get('tag', '').split('.')[:2]), zuul.get('tag', '')], ['latest']) }}"
+
 - project:
+    vars:
+      release_python: python3
     check:
       jobs:
+        - zuul-storage-proxy-build-image
         - tox-linters:
             vars:
               tox_install_bindep: false

Dockerfile

@@ -1,13 +1,12 @@
-FROM python:3.6-slim
+FROM docker.io/opendevorg/python-builder as builder
 
-RUN python -m venv /opt/swift-proxy
+COPY . /tmp/src
+RUN assemble
 
-RUN mkdir -p /opt/swift-proxy-src
+FROM docker.io/opendevorg/python-base as zuul-storage-proxy
 
-COPY . /opt/swift-proxy-src/
-
-RUN PBR_VERSION=1.0.0 /opt/swift-proxy/bin/pip install /opt/swift-proxy-src
+COPY --from=builder /output/ /output
+RUN /output/install-from-bindep
 
 EXPOSE 8000
-
-CMD /opt/swift-proxy/bin/gunicorn -k eventlet -t 3600 --workers 10 swift_proxy:proxy
+CMD ["/usr/local/bin/gunicorn", "-k", "eventlet", "-t", "3600", "--workers", "10", "swift_proxy:proxy"]

bindep.txt

@@ -0,0 +1,3 @@
+gcc [compile test]
+g++ [compile test platform:apk platform:dpkg]
+gcc-c++ [compile test platform:rpm]