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using fewer machines by targeting machines with juju

This commit is contained in:
Anton Smith 2021-11-02 21:01:04 +01:00
parent ebeb6b1cb1
commit 27e5c5b11a
1 changed files with 11 additions and 13 deletions
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24
maas-setup.sh
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@ -43,6 +43,7 @@ maas admin vm-hosts read | jq '.[] | select (.name=="proud-possum") | .name, .id
# add a VM
# TODO use the variable for the VM host ID (below it is static 1)
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=8192 architecture="amd64/generic" storage="main:100(pool1)"
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=2048 architecture="amd64/generic" storage="main:30(pool1)"
# Juju (note, this section requires manual intervention)
sudo snap install juju --classic
@ -65,24 +66,21 @@ juju gui
# https://jaas.ai/canonical-kubernetes/bundle/471
# TODO do we need to create ceph-mon machines?
maas admin vm-host compose 1 cores=8 memory=8192 architecture="amd64/generic" storage="main:8(pool1),ceph:150(pool1)" hostname="metal-1"
maas admin vm-host compose 1 cores=8 memory=8192 architecture="amd64/generic" storage="main:8(pool1),ceph:150(pool1)" hostname="metal-2"
maas admin vm-host compose 1 cores=8 memory=8192 architecture="amd64/generic" storage="main:8(pool1),ceph:150(pool1)" hostname="metal-3"
juju deploy -n 3 ceph-mon
juju deploy -n 3 ceph-mon --to lxd:0,lxd:1,lxd:2
# add some machines for ceph-osd, 2 disks each
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=2048 architecture="amd64/generic" storage="main:8(pool1),ceph:80(pool1)"
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=2048 architecture="amd64/generic" storage="main:8(pool1),ceph:80(pool1)"
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=2048 architecture="amd64/generic" storage="main:8(pool1),ceph:80(pool1)"
# watch the fun (with a coffee)
watch -c juju status --color
juju deploy --config ceph-osd.yaml cs:ceph-osd -n 3
juju deploy --config ceph-osd.yaml cs:ceph-osd -n 3 --to 0,1,2
juju add-relation ceph-mon ceph-osd
# add some machines for kubernetes-core
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=4096 architecture="amd64/generic" storage="main:24(pool1)"
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=4096 architecture="amd64/generic" storage="main:24(pool1)"
maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=4096 architecture="amd64/generic" storage="main:24(pool1)"
# deploy kubernetes-core with juju
juju deploy kubernetes-core
# deploy kubernetes-core with juju and re-use existing machines
juju deploy kubernetes-core --map-machines=existing,0=0,1=1
#juju deploy kubernetes-core
# add the new kubernetes as a cloud to juju
mkdir ~/.kube
juju scp kubernetes-master/0:/home/ubuntu/config ~/.kube/config