58 lines
1.7 KiB
Bash
58 lines
1.7 KiB
Bash
# This file contains docker storage drivers configuration for fedora
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# atomic hosts. Currently, devicemapper and overlay are supported.
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# * Remove any existing docker-storage configuration. In case of an
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# existing configuration, docker-storage-setup will fail.
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# * Remove docker storage graph
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clear_docker_storage () {
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# stop docker
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systemctl stop docker
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# clear storage graph
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rm -rf /var/lib/docker/*
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# remove current LVs
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docker-storage-setup --reset
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if [ -f /etc/sysconfig/docker-storage ]; then
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sed -i "/^DOCKER_STORAGE_OPTIONS=/ s/=.*/=/" /etc/sysconfig/docker-storage
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fi
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}
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# Configure docker storage with xfs as backing filesystem.
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configure_overlay () {
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clear_docker_storage
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if [ -n "$DOCKER_VOLUME_SIZE" ] && [ "$DOCKER_VOLUME_SIZE" -gt 0 ]; then
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mkfs.xfs -f ${device_path}
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echo "${device_path} /var/lib/docker xfs defaults 0 0" >> /etc/fstab
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mount -a
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fi
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echo "STORAGE_DRIVER=overlay" > /etc/sysconfig/docker-storage-setup
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docker-storage-setup
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local lvname=$(lvdisplay | grep "LV\ Path" | awk '{print $3}')
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local pvname=$(pvdisplay | grep "PV\ Name" | awk '{print $3}')
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lvextend -r $lvname $pvname
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}
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# Configure docker storage with devicemapper using direct LVM
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configure_devicemapper () {
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clear_docker_storage
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echo "GROWROOT=True" > /etc/sysconfig/docker-storage-setup
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echo "ROOT_SIZE=5GB" >> /etc/sysconfig/docker-storage-setup
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if [ -n "$DOCKER_VOLUME_SIZE" ] && [ "$DOCKER_VOLUME_SIZE" -gt 0 ]; then
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pvcreate -f ${device_path}
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vgcreate docker ${device_path}
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echo "VG=docker" >> /etc/sysconfig/docker-storage-setup
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else
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echo "DATA_SIZE=95%FREE" >> /etc/sysconfig/docker-storage-setup
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fi
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docker-storage-setup
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}
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