94 lines
3.9 KiB
Bash
Executable File
94 lines
3.9 KiB
Bash
Executable File
#!/bin/bash
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# ========================================================================================
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# Execute preflight configuration needed to deploy ceph distributed storage
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#
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# Written by : Denis Lambolez
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# Release : 1.1
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# Creation date : 04 December 2017
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# Description : Bash script
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# This script has been designed and written on Ubuntu 16.04 plateform.
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# It must be executed in privileged mode
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# Usage : ./ceph-preflight.sh
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# ----------------------------------------------------------------------------------------
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# ========================================================================================
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#
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# HISTORY :
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# Release | Date | Authors | Description
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# --------------+---------------+--------------- +------------------------------------------
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# 1.1 | 12.04.17 | Denis Lambolez | Sourcing parameters from cephtest-utils
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# 1.0 | 12.02.17 | Denis Lambolez | Creation
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# | | |
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# | | |
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# =========================================================================================
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#set -xev
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# Version
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VERSION=ceph-preflight-1.0-120217
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# This script is executed in guest context
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source "/vagrant/scripts/cephtest-utils.sh"
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# Directories (depending of the context)
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GUEST_USER_DIR="/home/$CEPH_ADMIN_USER"
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GUEST_USER_SSH_DIR="$GUEST_USER_DIR/.ssh"
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GUEST_VAGRANT_SCRIPT_DIR="/vagrant/scripts"
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GUEST_VAGRANT_SSH_DIR="/vagrant/.ssh"
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# Make sure only root can run the script
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root" 1>&2
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exit 1
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fi
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# Create user ceph-admin
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useradd -m -s /bin/bash $CEPH_ADMIN_USER
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# Make ceph-admin passwordless sudoer
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echo "$CEPH_ADMIN_USER ALL = (root) NOPASSWD:ALL" | tee "/etc/sudoers.d/$CEPH_ADMIN_USER"
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chmod 0440 "/etc/sudoers.d/$CEPH_ADMIN_USER"
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# Copy ceph-admin ssh keys and ssh config from Vagrant synced folder (muste be created by vagrant-preflight script)
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$CEPH_ADMIN_EXEC mkdir -p "$GUEST_USER_SSH_DIR"
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$CEPH_ADMIN_EXEC chmod 700 "$GUEST_USER_SSH_DIR"
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for FILE in id_rsa id_rsa.pub config; do
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$CEPH_ADMIN_EXEC rm -f "$GUEST_USER_SSH_DIR/$FILE"
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$CEPH_ADMIN_EXEC cp "$GUEST_VAGRANT_SSH_DIR/$CEPH_ADMIN_USER-$FILE" "$GUEST_USER_SSH_DIR/$FILE"
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$CEPH_ADMIN_EXEC chmod 644 "$GUEST_USER_SSH_DIR/$FILE"
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done
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$CEPH_ADMIN_EXEC chmod 600 "$GUEST_USER_SSH_DIR/id_rsa"
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# Copy ceph-admin public key in authorized_keys
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$CEPH_ADMIN_EXEC rm -f "$GUEST_USER_SSH_DIR/authorized_keys"
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$CEPH_ADMIN_EXEC cp "$GUEST_VAGRANT_SSH_DIR/$CEPH_ADMIN_USER-id_rsa.pub" "$GUEST_USER_SSH_DIR/authorized_keys"
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$CEPH_ADMIN_EXEC chmod 644 "$GUEST_USER_SSH_DIR/authorized_keys"
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# Make debconf non interactive and set the right local
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export DEBIAN_FRONTEND=noninteractive
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# Install ceph repository
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wget -q -O- 'https://download.ceph.com/keys/release.asc' | apt-key add -
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echo deb https://download.ceph.com/debian/ $(lsb_release -sc) main | tee /etc/apt/sources.list.d/ceph.list
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apt-get update
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# Install chrony for time synchronization, gdisk for GPT partitioning,
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# vnstat for network stats, htop for system monitor and ceph-deploy
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apt-get -y install chrony gdisk vnstat htop ceph-deploy
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# Modify /etc/hosts to allow ceph-deploy to resolve the guest
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# Need to replace the loopback address by the real address
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GUEST_NAME=$(hostname -s)
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IP_ADDRESS=$(ip addr show eth0 | grep "inet\b" | awk '{print $2}' | cut -d/ -f1)
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sed -i "s/127.0.0.1\t$GUEST_NAME\t$GUEST_NAME/$IP_ADDRESS\t$GUEST_NAME\t$GUEST_NAME/g" /etc/hosts
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# Create partitions on journal disk for osd nodes only
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for NODE in $OSD_NODES; do
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if [[ NODE == $GUEST_NAME ]]; then
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sgdisk --new=0:0:10G /dev/vda > /dev/null 2>&1
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sgdisk --new=0:0:20G /dev/vda > /dev/null 2>&1
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sgdisk --largest-new=0 /dev/vda > /dev/null 2>&1
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sgdisk --print /dev/vda
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fi
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done
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# Full update
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#apt-get -y dist-upgrade
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#apt-get -y autoremove
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