arif/maas-autobuilder
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Put the disks in arrays, to be more dynamic

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This commit is contained in:
Arif Ali 2020-12-22 18:14:42 +00:00
parent 68cb074d33
commit fe90e59161
Signed by: arif
GPG Key ID: 369608FBA1353A70
4 changed files with 21 additions and 24 deletions
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3
asrock01.config
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@ -13,9 +13,6 @@ node_start=1
node_cpus=2
node_ram=4096
num_networks=5
bridges=()
bridges+=("br-enp1s0")
bridges+=("br-enp1s0.301")
bridges+=("br-enp1s0.302")

3
hp01.config
View File

@ -13,9 +13,6 @@ node_start=1
node_cpus=2
node_ram=4096
num_networks=5
bridges=()
bridges+=("br0")
bridges+=("br1")
bridges+=("br2")

1
maas.config
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@ -11,7 +11,6 @@ maas_system_ip="192.168.1.10"
maas_upstream_dns="1.1.1.1 4.4.4.4 8.8.8.8"
maas_user="maas"
maas_version="2.4"
maas_url="$maas_endpoint/api/2.0/"
maas_api_key="z9cT7jE3BhmxcXkWWN:ew5WW9QdDMg8TXVnjt:NtKgJdfgA5FVw2YT9CnaKU87wJ5fTxKa"
no_proxy="localhost,127.0.0.1,$maas_system_ip"
squid_proxy="http://192.168.100.10:3128"

38
manage-maas-nodes.sh
View File

@ -2,8 +2,8 @@
# set -x
. hypervisor.config
. maas.config
. hypervisor.config
# Storage type
storage_format="raw"
@ -13,9 +13,9 @@ nic_model="virtio"
stg_bus="scsi"
# Sizes of disks for each of the VMs
d1=50
d2=20
d3=20
disks+=(50)
disks+=(20)
disks+=(20)
# how long you want to wait for commissioning
# default is 1200, i.e. 20 mins
@ -30,7 +30,7 @@ maas_login()
sudo apt -y update && sudo apt -y install jq bc
sudo snap install maas --channel=2.8/stable
echo ${maas_api_key} | maas login ${maas_profile} ${maas_url} -
echo ${maas_api_key} | maas login ${maas_profile} ${maas_endpoint} -
}
# Grabs the unique system)id for the host human readable hostname
@ -112,9 +112,9 @@ create_storage() {
for ((machine="$node_start"; machine<=node_count; machine++)); do
printf -v maas_node %s-%02d "$compute" "$machine"
mkdir -p "$storage_path/$maas_node"
/usr/bin/qemu-img create -f "$storage_format" "$storage_path/$maas_node/$maas_node-d1.img" "$d1"G &
/usr/bin/qemu-img create -f "$storage_format" "$storage_path/$maas_node/$maas_node-d2.img" "$d2"G &
/usr/bin/qemu-img create -f "$storage_format" "$storage_path/$maas_node/$maas_node-d3.img" "$d3"G &
for ((disk=0;disk<${#disks[@]};disk++)); do
/usr/bin/qemu-img create -f "$storage_format" "$storage_path/$maas_node/$maas_node-d$((${disk} + 1)).img" "${disks[$disk]}"G &
done
done
wait
}
@ -123,9 +123,9 @@ wipe_disks() {
for ((machine="$node_start"; machine<=node_count; machine++)); do
printf -v maas_node %s-%02d "$compute" "$machine"
virsh --connect qemu:///system shutdown "$maas_node"
rm -rf "$storage_path/$maas_node/$maas_node-d1.img" &
rm -rf "$storage_path/$maas_node/$maas_node-d2.img" &
rm -rf "$storage_path/$maas_node/$maas_node-d3.img" &
for ((disk=0;disk<${#disks[@]};disk++)); do
rm -rf "$storage_path/$maas_node/$maas_node-d$((${disk} + 1)).img" &
done
done
create_storage
wait
@ -144,13 +144,19 @@ build_vms() {
node_type="control"
fi
bus=$stg_bus
macaddr=()
network_spec=""
for ((mac=0;mac<num_networks;mac++)); do
for ((mac=0;mac<${#bridges[@]};mac++)); do
macaddr+=($(printf '52:54:00:63:%02x:%02x\n' "$((RANDOM%256))" "$((RANDOM%256))"))
network_spec+=" --network=bridge="${bridges[$mac]}",mac="${macaddr[$mac]}",model=$nic_model"
done
disk_spec=""
for ((disk=0;disk<${#disks[@]};disk++)); do
disk_spec+=" --disk path=$storage_path/$virt_node/$virt_node-d$((${disk} + 1)).img"
disk_spec+=",format=$storage_format,size=$disks[$disk],bus=$bus,io=native,cache=directsync"
done
virt-install -v --noautoconsole \
--print-xml \
@ -165,9 +171,7 @@ build_vms() {
--graphics spice,clipboard_copypaste=no,mouse_mode=client,filetransfer_enable=off \
--cpu host-passthrough,cache.mode=passthrough \
--controller "$bus",model=virtio-scsi,index=0 \
--disk path="$storage_path/$virt_node/$virt_node-d1.img,format=$storage_format,size=$d1,bus=$bus,io=native,cache=directsync" \
--disk path="$storage_path/$virt_node/$virt_node-d2.img,format=$storage_format,size=$d2,bus=$bus,io=native,cache=directsync" \
--disk path="$storage_path/$virt_node/$virt_node-d3.img,format=$storage_format,size=$d3,bus=$bus,io=native,cache=directsync" \
$disk_spec \
$network_spec > "$virt_node.xml" &&
virsh define "$virt_node.xml"
virsh start "$virt_node" &
@ -193,8 +197,8 @@ destroy_vms() {
virsh --connect qemu:///system undefine "$compute_node"
# Remove the three storage volumes from disk
for disk in {1..3}; do
virsh vol-delete --pool "$compute_node" "$compute_node-d${disk}.img"
for ((disk=0;disk<${#disks[@]};disk++)); do
virsh vol-delete --pool "$compute_node" "$compute_node-d$((${disk} + 1)).img"
done
rm -rf "$storage_path/$compute_node/"
sync