Merge pull request #2816 from mpilman/features/docker-script

added script that will generated a dev-docker img

build/gen_dev_docker.sh

@@ -0,0 +1,80 @@
+#!/usr/bin/env bash
+
+set -e
+
+# we first check whether the user is in the group docker
+user=$(id -un)
+DIR_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
+group=$(id -gn)
+uid=$(id -u)
+gid=$(id -g)
+gids=( $(id -G) )
+groups=( $(id -Gn) )
+tmpdir="/tmp/fdb-docker-${DIR_UUID}"
+image=fdb-dev
+
+pushd .
+mkdir ${tmpdir}
+cd ${tmpdir}
+
+echo
+
+cat <<EOF >> Dockerfile
+FROM foundationdb/foundationdb-build:latest
+RUN yum install -y sudo
+RUN echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
+RUN groupadd -g 1100 sudo
+EOF
+
+num_groups=${#gids[@]}
+additional_groups="-G sudo"
+for ((i=0;i<num_groups;i++))
+do
+        echo "RUN groupadd -g ${gids[$i]} ${groups[$i]}" >> Dockerfile
+        if [ ${gids[i]} -ne ${gid} ]
+        then
+                additional_groups="${additional_groups},${gids[$i]}"
+        fi
+done
+
+cat <<EOF >> Dockerfile
+RUN useradd -u ${uid} -g ${gid} ${additional_groups} -m ${user}
+
+USER ${user}
+CMD scl enable devtoolset-8 rh-python36 rh-ruby24 -- bash
+
+EOF
+
+echo "Created ${tmpdir}"
+echo "Buidling Docker container ${image}"
+sudo docker build -t ${image} .
+
+popd
+
+echo "Writing startup script"
+mkdir -p $HOME/bin
+cat <<EOF > $HOME/bin/fdb-dev
+#!/usr/bin/bash
+
+if [ -d "\${CCACHE_DIR}" ]
+then
+        args="-v \${CCACHE_DIR}:\${CCACHE_DIR}"
+        args="\${args} -e CCACHE_DIR=\${CCACHE_DIR}"
+        args="\${args} -e CCACHE_UMASK=\${CCACHE_UMASK}"
+        ccache_args=\$args
+fi
+
+
+sudo docker run --rm `# delete (temporary) image after return` \\
+                -it `# Run in interactive mode and simulate a TTY` \\
+                --privileged=true `# Run in privileged mode ` \\
+                --cap-add=SYS_PTRACE \\
+                --security-opt seccomp=unconfined \\
+                -v "${HOME}:${HOME}" `# Mount home directory` \\
+                \${ccache_args} \\
+                ${image}
+EOF
+
+chmod +x $HOME/bin/fdb-dev
+echo "To start the dev docker image run $HOME/bin/fdb-dev"
+echo "You can edit this file but be aware that this script will overwrite your changes if you rerun it"