Docker support

Dockerfile

@@ -0,0 +1,62 @@
+# This is laregely taken from https://github.com/python-poetry/poetry/discussions/1879#discussioncomment-216865
+FROM python:3.9 as python-base
+
+# python
+ENV PYTHONUNBUFFERED=1 \
+    # prevents python creating .pyc files
+    PYTHONDONTWRITEBYTECODE=1 \
+    \
+    # pip
+    PIP_NO_CACHE_DIR=off \
+    PIP_DISABLE_PIP_VERSION_CHECK=on \
+    PIP_DEFAULT_TIMEOUT=100 \
+    \
+    # poetry
+    # https://python-poetry.org/docs/configuration/#using-environment-variables
+    POETRY_VERSION=1.1.5 \
+    # make poetry install to this location
+    POETRY_HOME="/opt/poetry" \
+    # make poetry create the virtual environment in the project's root
+    # it gets named `.venv`
+    POETRY_VIRTUALENVS_IN_PROJECT=true \
+    # do not ask any interactive question
+    POETRY_NO_INTERACTION=1 \
+    \
+    # paths
+    # this is where our requirements + virtual environment will live
+    PYSETUP_PATH="/opt/pysetup" \
+    VENV_PATH="/opt/pysetup/.venv"
+
+# prepend poetry and venv to path
+ENV PATH="$POETRY_HOME/bin:$VENV_PATH/bin:$PATH"
+
+FROM python-base as builder-base
+
+RUN apt-get update \
+    && apt-get install --no-install-recommends -y \
+        # deps for installing poetry
+        curl \
+        # deps for building python deps
+        build-essential
+
+# install poetry - respects $POETRY_VERSION & $POETRY_HOME
+RUN curl -sSL https://raw.githubusercontent.com/sdispater/poetry/master/get-poetry.py | python
+
+# copy project requirement files here to ensure they will be cached.
+WORKDIR $PYSETUP_PATH
+COPY poetry.lock pyproject.toml ./
+
+# install runtime deps - uses $POETRY_VIRTUALENVS_IN_PROJECT internally
+RUN poetry install --no-dev
+
+FROM python-base as cloudkeeper
+WORKDIR $PYSETUP_PATH
+
+# copy in our built poetry + venv
+COPY --from=builder-base $POETRY_HOME $POETRY_HOME
+COPY --from=builder-base $PYSETUP_PATH $PYSETUP_PATH
+
+COPY . /$PYSETUP_PATH
+
+# quicker install as runtime deps are already installed
+RUN poetry install --no-dev

pyproject.toml

@@ -2,7 +2,7 @@
 name = "cloudkeeper-os"
 version = "2.0.0"
 description = "OpenStack backend for Cloudkeeper"
-licence = "Apache-2.0"
+license = "Apache-2.0"
 authors = ["Jerome Pansanel <jerome.pansanel@iphc.cnrs.fr>", "Michal Kimle <kimle.michal@gmail.com>"]
 readme = "README.md"
 repository = "https://github.com/the-cloudkeeper-project/cloudkeeper-os"
@@ -16,6 +16,7 @@ grpcio = "^1.18"
 keystoneauth1 = "^3.11"
 keystoneauth-oidc-refreshtoken = "^0.1"
 python-glanceclient = "^2.15"
+protobuf = "^3.15.6"
 
 [tool.poetry.dev-dependencies]
 pytest = "^4.1"