Replace broken/missing pkgs, fix typos

docker/Dockerfile

@@ -6,20 +6,19 @@ ARG AWS_ACCESS_KEY_ID="None"
 ARG AWS_SECRET_ACCESS_KEY="None"
 
 RUN apt-get update -y && \
-    apt-get upgrade -y && \
-    apt-get install -y --no-install-recommends \
-        autoconf
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+        autoconf \
         ca-certificates \
         curl \
         clang \
         clang-3.7 \
         emacs \
         g++ \
-        g++-4.7 \
+        g++-4.8 \
         gcc \
-        gcc-4.7 \
+        gcc-4.8 \
         gfortran \
-        gfortran-4.7 \
+        gfortran-4.8 \
         git \
         gnupg2 \
         iproute2 \
@@ -34,25 +33,26 @@ RUN apt-get update -y && \
     python3 -m pip install --upgrade pip setuptools wheel && \
     python3 -m pip install --upgrade gnureadline && \
     python3 -m pip install --upgrade awscli && \
+    update-alternatives --install /usr/bin/python python /usr/bin/python3 1 && \
     apt-get autoremove --purge && \
-    apt-get clean && \
-    ln -s /usr/bin/gpg /usr/bin/gpg2
+    apt-get clean
 
 RUN mkdir -p /mirror/build_cache && \
     aws s3 sync ${REMOTE_BUILDCACHE_URL} /mirror/build_cache
 
 COPY /public.key /mirror/public.key
-COPY /packages.yaml /etc/spack/packages.yaml
+# COPY /packages.yaml /etc/spack/packages.yaml
 COPY /tutorial-test.sh /tutorial/.test/tutorial-test.sh
 
 ### TODO: Find another way to set perms without increasing the image download size
 RUN useradd -ms /bin/bash spack && \
     chmod -R go+r /mirror && \
-    chmod -R go+r /etc/spack && \
+#    chmod -R go+r /etc/spack && \
     chmod go+rx /tutorial/.test/tutorial-test.sh
 
 USER spack
 
 WORKDIR /home/spack
 
-CMD ["bash"]
+CMD ["bash"]i
+

docker/tutorial-test.sh

@@ -28,7 +28,7 @@ spack mirror add tutorial /mirror
 spack gpg trust /mirror/public.key
 spack install zlib %clang
 spack install zlib @1.2.8
-spack install zlib %gcc@4.7
+spack install zlib %gcc@4.8
 spack install zlib @1.2.8 cppflags=-O3
 spack find
 spack find -lf