161 lines
5.1 KiB
Bash
161 lines
5.1 KiB
Bash
#!/bin/bash
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trusty()
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{
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id="$1"
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qemu-img create -b /var/lib/libvirt/backingstore/trusty.qcow2 -f qcow2 \
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/var/lib/libvirt/ephemeral/trusty_"${hostname}_${id}".qcow2
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cloud-localds /var/lib/libvirt/ephemeral/trusty_"${hostname}_${id}".iso \
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/var/lib/libvirt/backingstore/trusty.user
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virsh undefine trusty_"${hostname}_${id}"
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xml=$(mktemp)
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virt-install -r $mempercore --vcpus=2,maxvcpus=2,sockets=1,cores=1,threads=2 \
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-n trusty_"${hostname}_${id}" -w network=default --nographics \
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--disk path=/var/lib/libvirt/ephemeral/trusty_"${hostname}_${id}".qcow2 \
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--disk path=/var/lib/libvirt/ephemeral/trusty_"${hostname}_${id}".iso,device=cdrom \
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--import --noautoconsole \
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--print-xml --dry-run --check disk_size=off,path_in_use=off \
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--boot=hd --os-type=Linux --os-variant ubuntu14.04 > "$xml"
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virsh define "$xml"
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rm -f "$xml" /var/lib/libvirt/ephemeral/trusty_"${hostname}_${id}".{iso,qcow2}
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}
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xenial()
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{
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id="$1"
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qemu-img create -b /var/lib/libvirt/backingstore/xenial.qcow2 -f qcow2 \
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/var/lib/libvirt/ephemeral/xenial_"${hostname}_${id}".qcow2
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cloud-localds /var/lib/libvirt/ephemeral/xenial_"${hostname}_${id}".iso \
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/var/lib/libvirt/backingstore/xenial.user
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virsh undefine xenial_"${hostname}_${id}"
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xml=$(mktemp)
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virt-install -r $mempercore --vcpus=2,maxvcpus=2,sockets=1,cores=1,threads=2 \
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-n xenial_"${hostname}_${id}" -w network=default --nographics \
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--disk path=/var/lib/libvirt/ephemeral/xenial_"${hostname}_${id}".qcow2 \
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--disk path=/var/lib/libvirt/ephemeral/xenial_"${hostname}_${id}".iso,device=cdrom \
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--import --noautoconsole \
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--print-xml --dry-run --check disk_size=off,path_in_use=off \
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--boot=hd --os-type=Linux --os-variant ubuntu16.04 > "$xml"
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virsh define "$xml"
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rm -f "$xml" /var/lib/libvirt/ephemeral/xenial_"${hostname}_${id}".{iso,qcow2}
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}
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bionic()
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{
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id="$1"
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qemu-img create -b /var/lib/libvirt/backingstore/bionic.qcow2 -f qcow2 \
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/var/lib/libvirt/ephemeral/bionic_"${hostname}_${id}".qcow2
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cloud-localds /var/lib/libvirt/ephemeral/bionic_"${hostname}_${id}".iso \
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/var/lib/libvirt/backingstore/bionic.user
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virsh undefine bionic_"${hostname}_${id}"
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xml=$(mktemp)
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virt-install -r $mempercore --vcpus=2,maxvcpus=2,sockets=1,cores=1,threads=2 \
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-n bionic_"${hostname}_${id}" -w network=default --nographics \
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--disk path=/var/lib/libvirt/ephemeral/bionic_"${hostname}_${id}".qcow2 \
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--disk path=/var/lib/libvirt/ephemeral/bionic_"${hostname}_${id}".iso,device=cdrom \
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--import --noautoconsole \
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--print-xml --dry-run --check disk_size=off,path_in_use=off \
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--boot=hd --os-type=Linux --os-variant ubuntu18.04 > "$xml"
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virsh define "$xml"
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rm -f "$xml" /var/lib/libvirt/ephemeral/bionic_"${hostname}_${id}".{iso,qcow2}
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}
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focal()
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{
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id="$1"
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qemu-img create -b /var/lib/libvirt/backingstore/focal.qcow2 -f qcow2 \
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/var/lib/libvirt/ephemeral/focal_"${hostname}_${id}".qcow2
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cloud-localds /var/lib/libvirt/ephemeral/focal_"${hostname}_${id}".iso \
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/var/lib/libvirt/backingstore/focal.user
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virsh undefine focal_"${hostname}_${id}"
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xml=$(mktemp)
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virt-install -r $mempercore --vcpus=2,maxvcpus=2,sockets=1,cores=1,threads=2 \
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-n focal_"${hostname}_${id}" -w network=default --nographics \
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--disk path=/var/lib/libvirt/ephemeral/focal_"${hostname}_${id}".qcow2 \
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--disk path=/var/lib/libvirt/ephemeral/focal_"${hostname}_${id}".iso,device=cdrom \
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--import --noautoconsole \
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--print-xml --dry-run --check disk_size=off,path_in_use=off \
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--boot=hd --os-type=Linux --os-variant ubuntu18.04 > "$xml"
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virsh define "$xml"
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rm -f "$xml" /var/lib/libvirt/ephemeral/focal_"${hostname}_${id}".{iso,qcow2}
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}
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elcapitan()
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{
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local id
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local threads
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local cores
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id="$1"
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virsh undefine elcapitan_"${hostname}_${id}"
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xml=$(mktemp)
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cat /var/lib/libvirt/backingstore/elcapitan.xml > "$xml"
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threads="$(grep -c processor /proc/cpuinfo)"
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if [ "$threads" -gt 16 ]; then
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threads=16
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fi
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cores="$((threads/2))"
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cp /var/lib/libvirt/backingstore/enoch_rev2839_boot \
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/var/lib/libvirt/ephemeral/enoch_rev2839_boot
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sed -Ei "
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s#<name>.*<#<name>elcapitan_${hostname}_${id}<#;
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s#<vcpu (.*)>[0-9]+#<vcpu \\1>$threads#;
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s#<topology (.*)cores='[0-9]+'#<topology \\1cores='$cores'#;
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s#<source file='(.*\\.qcow2)'#<source file='/var/lib/libvirt/ephemeral/elcapitan_${hostname}_${id}.qcow2'#;
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" "$xml"
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virsh define "$xml"
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rm -f "$xml"
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}
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hostname=$(hostname|cut -d. -f1)
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cores=$(grep -E '^cpu cores' /proc/cpuinfo |head -1|cut -d: -f2|tr -d '[:space:]')
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mem=$(sed -E 's/^MemTotal: +([0-9]+) kB/\1/p;d' < /proc/meminfo)
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mempercore=$(((mem/1024-4096)/cores))
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elcapitan 1
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for i in $(seq "$cores"); do
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trusty "$i" &
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done
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wait
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for i in $(seq "$cores"); do
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xenial "$i" &
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done
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wait
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for i in $(seq "$cores"); do
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bionic "$i" &
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done
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wait
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for i in $(seq "$cores"); do
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focal "$i" &
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done
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wait
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