Install jeepyb into the gerrit images

We need jeepyb installed because the content of the gerrit hook scripts
we install is done via jeepyb commands. Use python-builder so that we
can just install the jeepyb wheel.

Should we maybe transition these hooks into being zuul jobs?

Depends-On: https://review.opendev.org/683146/
Change-Id: I8899885b05d1e9f48b3f354ca22b360b54d455a3

.zuul.yaml

@@ -458,10 +458,13 @@
     name: system-config-build-image-gerrit-base
     description: Build a gerrit-base image.
     parent: system-config-build-image
+    required-projects: &gerrit_base_projects
+      - opendev/jeepyb
     vars: &gerrit-base_vars
       docker_images:
         - context: docker/gerrit/base
           repository: opendevorg/gerrit-base
+          path: /home/zuul/src/opendev.org/opendev/jeepyb
     files: &gerrit-base_files
       - docker/gerrit/base/.*
 
@@ -469,6 +472,7 @@
     name: system-config-upload-image-gerrit-base
     description: Build and upload a gerrit-base image.
     parent: system-config-upload-image
+    required-projects: *gerrit_base_projects
     vars: *gerrit-base_vars
     files: *gerrit-base_files
 
@@ -476,6 +480,7 @@
     name: system-config-promote-image-gerrit-base
     description: Promote a previously published gerrit-base image to latest.
     parent: system-config-promote-image
+    required-projects: *gerrit_base_projects
     vars: *gerrit-base_vars
     files: *gerrit-base_files
 
@@ -982,7 +987,10 @@
         - system-config-build-image-jinja-init
         - system-config-build-image-gitea-init
         - system-config-build-image-gitea
-        - system-config-build-image-gerrit-base
+        - system-config-build-image-gerrit-base:
+            dependencies:
+              - name: system-config-build-image-python-builder
+                soft: true
         - system-config-build-image-gerrit-2.13
         - system-config-build-image-gerrit-2.15:
             dependencies:
@@ -1030,7 +1038,10 @@
         - system-config-upload-image-jinja-init
         - system-config-upload-image-gitea-init
         - system-config-upload-image-gitea
-        - system-config-upload-image-gerrit-base
+        - system-config-upload-image-gerrit-base:
+            dependencies:
+              - name: system-config-upload-image-python-builder
+                soft: true
         - system-config-upload-image-gerrit-2.13
         - system-config-upload-image-gerrit-2.15:
             dependencies:
@@ -1059,7 +1070,10 @@
         - system-config-promote-image-jinja-init
         - system-config-promote-image-gitea-init
         - system-config-promote-image-gitea
-        - system-config-promote-image-gerrit-base
+        - system-config-promote-image-gerrit-base:
+            dependencies:
+              - name: system-config-promote-image-python-builder
+                soft: true
         - system-config-promote-image-gerrit-2.13
         - system-config-promote-image-gerrit-2.15:
             dependencies:

docker/gerrit/base/Dockerfile

@@ -13,12 +13,23 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+FROM opendevorg/python-builder as builder
+
+COPY . /tmp/src
+RUN assemble
+
 FROM openjdk:8
 
 RUN apt-get update \
-  && apt-get install -y dumb-init \
+  && apt-get install -y dumb-init python3-launchpadlib \
   && apt-get clean \
-  && rm -rf /var/lib/apt/lists/*
+  && rm -rf /var/lib/apt/lists/* \
+  && curl https://bootstrap.pypa.io/get-pip.py > /tmp/get-pip.py \
+  && python3 /tmp/get-pip.py \
+  && rm /tmp/get-pip.py
+
+COPY --from=builder /output/ /output
+RUN /output/install-from-bindep
 
 # 3000 is what the existing opendev gerrit2 uid is
 RUN addgroup gerrit --gid 3000 --system \