Add Docker image build files.

This necessitated removing build/ from the .gitignore.

	modified:   .gitignore
	new file:   build/Dockerfile
	new file:   build/build.sh
	new file:   build/startup.sh

Author: alexanderrichards

.gitignore

@@ -9,7 +9,6 @@ __pycache__/
 # Distribution / packaging
 .Python
 env/
-build/
 develop-eggs/
 dist/
 downloads/

build/Dockerfile

@@ -0,0 +1,35 @@
+# syntax = docker/dockerfile:1.0-experimental
+FROM centos:7
+ARG dirac_version=v6r21p7
+ARG lcgtools_version=v14r1
+ARG python_version=27
+ARG productionsystem_version=master
+
+RUN yum install -y centos-release-scl
+RUN yum install -y rh-python36
+RUN yum install -y wget git gcc
+RUN yum clean all
+
+RUN mkdir -p /root/dirac_ui
+
+WORKDIR /root/dirac_ui
+
+RUN wget -np -O dirac-install https://raw.githubusercontent.com/DIRACGrid/DIRAC/integration/Core/scripts/dirac-install.py
+RUN chmod u+x dirac-install
+RUN ./dirac-install -r $dirac_version -i $python_version -g $lcgtools_version
+RUN --mount=type=secret,id=proxy,dst=/tmp/x509up_u0 . /root/dirac_ui/bashrc && dirac-configure -F -S GridPP -C dips://dirac01.grid.hep.ph.ic.ac.uk:9135/Configuration/Server -I
+RUN rm -f dirac-install
+
+WORKDIR /root
+
+RUN echo "virtualenv venv3" | scl enable rh-python36 -
+RUN . venv3/bin/activate && pip install --upgrade pip setuptools wheel
+RUN --mount=type=ssh . venv3/bin/activate && pip install productionsystem@git+git://github.com/alexanderrichards/ProductionSystem.git@$productionsystem_version
+RUN . dirac_ui/bashrc && python -m pip install --upgrade pip setuptools wheel
+RUN --mount=type=ssh . dirac_ui/bashrc && python -m pip install --upgrade productionsystem@git+git://github.com/alexanderrichards/ProductionSystem.git@$productionsystem_version
+
+COPY startup.sh /root/startup.sh
+
+CMD ["all"]
+
+ENTRYPOINT ["/root/startup.sh"]

build/build.sh

@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+DOCKER_BUILDKIT=1 docker build --ssh default --no-cache --progress=plain --secret id=proxy,src=/tmp/x509up_u$ID -t alexanderrichards/productionsystem:latest .

build/startup.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+
+function start_daemon {
+    case "$1" in
+        dirac)
+            echo "*** Starting DIRAC daemon. ***"
+            (. /root/dirac_ui/bashrc && dirac-daemon.py start)
+            ;;
+        monitoring)
+            echo "*** Starting monitoring daemon. ***"
+            (. /root/venv3/bin/activate && monitoring-daemon.py start)
+            ;;
+        webapp)
+            echo "*** Starting web app daemon. ***"
+            (. /root/venv3/bin/activate && webapp-daemon.py start)
+            ;;
+        all)
+            start_daemon dirac
+            start_daemon monitoring
+            start_daemon webapp
+            ;;
+        *)
+            echo "Unknown parameter: $1"
+            echo "Expected: {dirac|monitoring|webapp|all}"
+            exit 1
+    esac
+}
+
+start_daemon $1
+/bin/bash