eve,manifest: Use python3.6 and explicitly install Go 1.13

- Change buildbot version
- Use python3.6 instead of python2
- Install Go 1.13 instead of the one provided by epel (1.15 nowadays)

Author: TeddyAndrieux

eve/workers/pod-builder/Dockerfile

@@ -1,13 +1,15 @@
 FROM centos:7
 
-ARG BUILDBOT_VERSION=0.9.12
+ARG BUILDBOT_VERSION=2.0.1
+ARG GO_VERSION=1.13.10
 ARG OPERATOR_SDK_VERSION=v0.17.0
 
+ENV LANG=en_US.utf8
+
 WORKDIR /home/eve/workspace
 
 RUN yum install -y --setopt=skip_missing_names_on_install=False \
     epel-release \
-    https://repo.ius.io/ius-release-el7.rpm \
     && yum-config-manager --add-repo \
     https://download.docker.com/linux/centos/docker-ce.repo \
     && yum install -y --setopt=skip_missing_names_on_install=False \
@@ -16,23 +18,32 @@ RUN yum install -y --setopt=skip_missing_names_on_install=False \
     hardlink \
     make \
     genisoimage \
-    golang \
-    python-devel \
-    python-pip \
+    python36 \
+    python36-devel \
+    python36-pip \
     skopeo \
     yum-utils \
     docker-ce-cli-18.09.6 \
-    git224 \
-    && curl -LO https://github.com/operator-framework/operator-sdk/releases/download/$OPERATOR_SDK_VERSION/operator-sdk-$OPERATOR_SDK_VERSION-x86_64-linux-gnu \
-    && chmod +x operator-sdk-$OPERATOR_SDK_VERSION-x86_64-linux-gnu \
-    && mkdir -p /usr/local/bin/ \
-    && mv operator-sdk-$OPERATOR_SDK_VERSION-x86_64-linux-gnu /usr/local/bin/operator-sdk \
+    git \
     && adduser -u 1042 --home /home/eve eve --groups docker \
-    && mkdir -p /home/eve/.cache /home/eve/go \
-    && chown eve:eve /home/eve/workspace /home/eve/.cache /home/eve/go \
-    && pip install buildbot-worker==${BUILDBOT_VERSION} pyyaml
+    && chown eve:eve /home/eve \
+    && python3.6 -m pip install buildbot-worker==${BUILDBOT_VERSION} pyyaml
 
 # Add eve to sudoers.
 RUN echo "eve ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/eve
 
+# Install Go tooling to build the Kubernetes Operators.
+ENV GOROOT /usr/local/go
+ENV GOPATH /home/eve/.golang
+ENV GOCACHE /home/eve/.cache
+ENV PATH $GOPATH/bin:$GOROOT/bin:$PATH
+
+RUN curl -ORL https://dl.google.com/go/go${GO_VERSION}.linux-amd64.tar.gz      \
+    && tar xzvf go${GO_VERSION}.linux-amd64.tar.gz                             \
+    && rm go${GO_VERSION}.linux-amd64.tar.gz                                   \
+    && mv go /usr/local                                                        \
+    && curl -RLo /usr/bin/operator-sdk                                         \
+        https://github.com/operator-framework/operator-sdk/releases/download/${OPERATOR_SDK_VERSION}/operator-sdk-${OPERATOR_SDK_VERSION}-x86_64-linux-gnu \
+    && chmod +x /usr/bin/operator-sdk
+
 USER eve

manifest.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """Utility script to generate a Solution manifest from given arguments."""