containers/client_ssh.recipe at master · rta-pipe/containers · GitHub

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BootStrap: docker
From: centos:7.3.1611

%labels
  author "[email protected]"
  version "0.4"

%setup
  EXIT=0
  for item in client_ssh.slurm_id_rsa; do
    if [ ! -f $item ]; then
      echo "file $file doesn't exists. It's mandatory. Please create the key."
      EXIT=1
    fi
  done
  [ $EXIT -ne 0 ] &&  exit 1

  mkdir -p $SINGULARITY_ROOTFS/usr/local/etc/ssh/slurm
  cp client_ssh.slurm_id_rsa     $SINGULARITY_ROOTFS/usr/local/etc/ssh/slurm/id_rsa
  chmod 644 $SINGULARITY_ROOTFS/usr/local/etc/ssh/slurm/id_rsa

%help
  Just a ssh client

%post
  yum -y install openssh-clients

  # slurm proxy
  cat <<EOF >> /usr/local/bin/slurm_proxy
SSH_USER=user_account
SSH_HOST=server_account
run_remote_command() {
  ssh -o "StrictHostKeyChecking no" -i /usr/local/etc/ssh/slurm/id_rsa \$SSH_USER@\$SSH_HOST \$@
}
EOF

  # slurm squeue
  cat <<EOF >> /usr/local/bin/squeue
#!/bin/bash
source /usr/local/bin/slurm_proxy
run_remote_command squeue \$@
EOF
  chmod 755 /usr/local/bin/squeue

  # slurm sbatch
  cat <<EOF >> /usr/local/bin/sbatch
#!/bin/bash
source /usr/local/bin/slurm_proxy
[ ! -f \$1 ] && echo "cannot access to file '\$1'" && exit 1
scp -o "StrictHostKeyChecking no" -i /usr/local/etc/ssh/slurm/id_rsa \$1 \$SSH_USER@\$SSH_HOST:~
run_remote_command sbatch \$@
run_remote_command rm -v \$1
EOF
  chmod 755 /usr/local/bin/sbatch