From 4894cdbf5a22dffc11844805f75b971e2221871d Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Fri, 17 Nov 2017 15:37:36 -0500
Subject: Use yum update; Disable DNS lookup in SSHD; Disable conda
 auto-update; Add git; Start bash by default

---
 Dockerfile | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 9ee58b3..0f6bc5d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,7 +28,7 @@ ENV MC_VERSION=${MC_VERSION} \
     CONDA_PACKAGES=${CONDA_PACKAGES}
 
 # Toolchain
-RUN yum install -y \
+RUN yum update -y && yum install -y \
         openssh-server \
         curl \
         wget \
@@ -51,7 +51,8 @@ RUN yum install -y \
 
 # SSH Server configuration
 # Create 'jenkins' user
-RUN ssh-keygen -f /etc/ssh/ssh_host_rsa_key -N '' -t rsa \
+RUN sed -i 's|#UseDNS.*|UseDNS no|' /etc/ssh/sshd_config \
+    && ssh-keygen -f /etc/ssh/ssh_host_rsa_key -N '' -t rsa \
     && ssh-keygen -f /etc/ssh/ssh_host_dsa_key -N '' -t dsa \
     && groupadd jenkins \
     && useradd -g jenkins -m -d $HOME -s /bin/bash jenkins \
@@ -66,9 +67,11 @@ RUN curl -q -O ${MC_URL}/${MC_INSTALLER} \
 # Configure Conda
 # Reset permissions
 ENV PATH "${MC_PATH}/bin:${PATH}"
-RUN conda install --yes --quiet \
+RUN conda config --set auto_update_conda false \
+    && conda install --yes --quiet \
         conda=${CONDA_VERSION} \
         conda-build=${CONDA_BUILD_VERSION} \
+        git \
         ${CONDA_PACKAGES} \
     && chown -R jenkins: ${OPT} ${HOME}
 
@@ -76,5 +79,4 @@ WORKDIR ${HOME}
 
 EXPOSE 22
 
-CMD ["/usr/sbin/sshd", "-D"]
-
+CMD ["/bin/bash"]
-- 
cgit