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#!/bin/bash
# this script should be executed by root in the master node.
CLUSTERNAME="mycluster"
MINIONLASTIND="4"
PWUSER="ubuntu"
NEWPASSWORD="xxxxxxxxxx"
NFSDIR="/mnt/mpi"
# changing password of ubuntu account.
echo "... changing ${CLUSTERNAME}-master : ${PWUSER}"
echo -e "${NEWPASSWORD}\n${NEWPASSWORD}" | passwd ${PWUSER}
for ind in $(seq 0 ${MINIONLASTIND})
do
echo "... changing ${CLUSTERNAME}-minion-${ind} : ${PWUSER}"
ssh ${CLUSTERNAME}-minion-${ind} "echo -e \"${NEWPASSWORD}\n${NEWPASSWORD}\" | passwd ${PWUSER}"
done
# generate ssh-key
rm -f ${NFSDIR}/id_ed25519 ${NFSDIR}/id_ed25519.pub
### you should type empty passwords by entering twice.
ssh-keygen -t ed25519 << endskey
${NFSDIR}/id_ed25519
endskey
# setup the environemnt for ssh access without password among the cluster nodes
# for ubuntu account
### master
echo "setup the master: ${CLUSTERNAME}-master"
cp -f ${NFSDIR}/id_ed25519 /home/ubuntu/.ssh/
cp -f ${NFSDIR}/id_ed25519.pub /home/ubuntu/.ssh/
chown ubuntu:ubuntu /home/ubuntu/.ssh/id_ed25519*
chmod 600 /home/ubuntu/.ssh/id_ed25519
chmod 644 /home/ubuntu/.ssh/id_ed25519.pub
cat /home/ubuntu/.ssh/id_ed25519.pub >> /home/ubuntu/.ssh/authorized_keys
### slaves
for ind in $(seq 0 ${MINIONLASTIND})
do
echo "setup the slave: ${CLUSTERNAME}-minion-${ind}"
ssh ${CLUSTERNAME}-minion-${ind} "cp -f ${NFSDIR}/id_ed25519 /home/ubuntu/.ssh/; cp -f ${NFSDIR}/id_ed25519.pub /home/ubuntu/.ssh/; chown ubuntu:ubuntu /home/ubuntu/.ssh/id_ed25519*; chmod 600 /home/ubuntu/.ssh/id_ed25519; chmod 644 /home/ubuntu/.ssh/id_ed25519.pub; cat /home/ubuntu/.ssh/id_ed25519.pub >> /home/ubuntu/.ssh/authorized_keys"
done |
The above script should be executed by root account. If you like to use a different type in stead of ed25519, you should modify the script.
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#!/bin/bash # See # https://www.intel.com/content/www/us/en/develop/documentation/installation-guide-for-intel-oneapi-toolkits-linux/top/installation/install- using-package-managers/apt.html install_intel_oneapi='cd /tmp; wget https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS.PUB; apt-key add GPG-PUB-KEY-IN TELINTEL-SW-PRODUCTS.PUB; rm GPG-PUB-KEY-INTEL-SW-PRODUCTS.PUB; echo "deb https://apt.repos.intel.com/oneapi all main" | tee /etc/apt/sources.lis tlist.d/oneAPI.list; add-apt-repository "deb https://apt.repos.intel.com/oneapi all main"; apt install -y intel-basekit intel-hpckit' CLUSTERNAME="mycluster" MINIONLASTIND="14" echo "... install on ${CLUSTERNAME}-master" echo $install_intel_oneapi | bash for ind in $(seq 0 ${MINIONLASTIND}) do echo "... install on ${CLUSTERNAME}-minion-${ind}" ssh ${CLUSTERNAME}-minion-${ind} "${install_intel_oneapi}" done |
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The following script is available at https://github.com/astromsshin/cloud_ex/blob/main/tool_install_and_setup_conda_in_shared_volume.sh which install installs miniconda and setup setups a specific conda environment by using the network-shared volume.
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