Fix CI

Author: EvaBardou

.taskcluster.yml

@@ -295,13 +295,12 @@ tasks:
                   GIT_REPOSITORY: ${repository}
                   GIT_REVISION: ${head_rev}
                 command:
-                  - bash
-                  - backend/build.sh
-                  - "${head_rev}"
-                  - "${head_branch}"
-                  - "${repository}"
-                  - "${taskcluster_root_url}/tasks/{$eval: as_slugid('backend_build')}"
-                  - "${channel}"
+                  - /bin/sh
+                  - -lxce
+                  - "apt-get update -q && apt-get install -q -y --no-install-recommends git &&
+                    git clone --quiet ${repository} /src && cd /src && git checkout ${head_rev} -b build &&
+                    /bin/sh backend/build.sh ${head_rev} ${head_branch} ${repository}
+                    ${taskcluster_root_url}/tasks/{$eval: as_slugid('backend_build')} ${channel}"
                 artifacts:
                   public/code-review-backend.tar:
                     expires: {$fromNow: '2 weeks'}

backend/build.sh

@@ -1,16 +1,15 @@
-#!/bin/bash
-
+#!/bin/sh
 COMMIT_SHA=$1
 VERSION=$2
 SOURCE=$3
 BUILD_URL=$4
 CHANNEL=$5
 
-# create a version.json per https://github.com/mozilla-services/Dockerflow/blob/master/docs/version_object.md
+# Create a version.json per https://github.com/mozilla-services/Dockerflow/blob/master/docs/version_object.md
 printf '{"commit": "%s", "version": "%s", "source": "%s", "build": "%s"}\n' \
 "$COMMIT_SHA" \
 "$VERSION" \
 "$SOURCE" \
 "$BUILD_URL" > backend/code_review_backend/version.json
 
-taskboot build --image mozilla/code-review --tag "$CHANNEL" --tag "$COMMIT_SHA" --write /backend.tar backend/Dockerfile
+taskboot --target /src build --image mozilla/code-review --tag "$CHANNEL" --tag "$COMMIT_SHA" --write /backend.tar backend/Dockerfile