Add git-lfs to JupyterLab base image (#112)

* Include git-lfs as part of base install

* mv 'set -xe' to starting point

* Move git-lfs installation after shell init

* test basic dep. inclusion

* Update permission on executable

Dockerfile.jupyterlab

@@ -41,6 +41,10 @@ COPY jupyterlab/apt.txt /opt/jupyterlab/apt.txt
 COPY scripts/install-apt.sh /opt/scripts/install-apt.sh
 RUN /opt/scripts/install-apt.sh /opt/jupyterlab/apt.txt
 
+# Install extra packages (require custom package repository)
+COPY scripts/install-gitlfs.sh /opt/scripts/install-gitlfs.sh
+RUN /opt/scripts/install-gitlfs.sh
+
 ARG SKIP_CONDA_SOLVE=no
 COPY scripts/install-conda-environment.sh /opt/scripts/install-conda-environment.sh
 COPY jupyterlab/environment.yaml /opt/jupyterlab/environment.yaml

jupyterlab/apt.txt

@@ -44,4 +44,7 @@ libosmesa6
 
 # gpg
 gnupg
-pinentry-curses
+pinentry-curses
+
+# extras
+git-lfs

scripts/install-gitlfs.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# Copyright (c) Nebari Development Team.
+# Distributed under the terms of the Modified BSD License.
+
+set -xe
+
+# Adding the packagecloud repository for git-lfs installation
+wget --quiet -O script.deb.sh https://packagecloud.io/install/repositories/github/git-lfs/script.deb.sh
+expected_sum=5fc673f9a72b94c011b13eb5caedc3aa4541b5c5506b95d013cb7ba0f1cf66cf
+
+if [[ ! $(sha256sum script.deb.sh) == "${expected_sum}  script.deb.sh" ]]; then
+    echo Unexpected hash from git-lfs install script
+    exit 1
+fi
+
+# Install packagecloud's repository signing key and add repository to apt
+bash ./script.deb.sh
+
+# Install git-lfs
+apt-get install -y --no-install-recommends git-lfs