+#!/bin/bash
#
# Library of shell functions
#
generate_ssh_key() {
- local user=${SUDO_USER:-$USER}
-
- [ -f "$SSH_KEY" ] || ssh-keygen -f ${SSH_KEY} -N ''
- install -o $user -m 0600 ${SSH_KEY} /tmp/
+ # shellcheck disable=SC2155
+ local mcp_ssh_key=$(basename "${SSH_KEY}")
+ local user=${USER}
+ if [ -n "${SUDO_USER}" ] && [ "${SUDO_USER}" != 'root' ]; then
+ user=${SUDO_USER}
+ fi
+
+ if [ -f "${SSH_KEY}" ]; then
+ cp "${SSH_KEY}" .
+ ssh-keygen -f "${mcp_ssh_key}" -y > "${mcp_ssh_key}.pub"
+ fi
+
+ [ -f "${mcp_ssh_key}" ] || ssh-keygen -f "${mcp_ssh_key}" -N ''
+ sudo install -D -o "${user}" -m 0600 "${mcp_ssh_key}" "${SSH_KEY}"
}
get_base_image() {
local base_image=$1
+ local image_dir=$2
- mkdir -p images
- wget -P /tmp -nc $base_image
+ mkdir -p "${image_dir}"
+ wget -P "${image_dir}" -N "${base_image}"
}
cleanup_vms() {
# clean up existing nodes
for node in $(virsh list --name | grep -P '\w{3}\d{2}'); do
- virsh destroy $node
+ virsh destroy "${node}"
done
for node in $(virsh list --name --all | grep -P '\w{3}\d{2}'); do
- virsh undefine --nvram $node
+ virsh domblklist "${node}" | awk '/^.da/ {print $2}' | \
+ xargs --no-run-if-empty -I{} sudo rm -f {}
+ virsh undefine "${node}" --remove-all-storage --nvram
done
}
prepare_vms() {
local -n vnodes=$1
local base_image=$2
+ local image_dir=$3
cleanup_vms
- get_base_image $base_image
- envsubst < user-data.template > user-data.sh
+ get_base_image "${base_image}" "${image_dir}"
+ # shellcheck disable=SC2016
+ envsubst '${SALT_MASTER},${CLUSTER_DOMAIN}' < \
+ user-data.template > user-data.sh
for node in "${vnodes[@]}"; do
# create/prepare images
- ./create-config-drive.sh -k ${SSH_KEY}.pub -u user-data.sh -h ${node} images/mcp_${node}.iso
- cp /tmp/${base_image/*\/} images/mcp_${node}.qcow2
- qemu-img resize images/mcp_${node}.qcow2 100G
+ ./create-config-drive.sh -k "$(basename "${SSH_KEY}").pub" -u user-data.sh \
+ -h "${node}" "${image_dir}/mcp_${node}.iso"
+ cp "${image_dir}/${base_image/*\/}" "${image_dir}/mcp_${node}.qcow2"
+ qemu-img resize "${image_dir}/mcp_${node}.qcow2" 100G
done
}
create_networks() {
- # create required networks
- for net in pxe mgmt internal public; do
- if virsh net-info $net >/dev/null 2>&1; then
- virsh net-destroy ${net}
- virsh net-undefine ${net}
+ local -n vnode_networks=$1
+ # create required networks, including constant "mcpcontrol"
+ # FIXME(alav): since we renamed "pxe" to "mcpcontrol", we need to make sure
+ # we delete the old "pxe" virtual network, or it would cause IP conflicts.
+ for net in "pxe" "mcpcontrol" "${vnode_networks[@]}"; do
+ if virsh net-info "${net}" >/dev/null 2>&1; then
+ virsh net-destroy "${net}" || true
+ virsh net-undefine "${net}"
+ fi
+ # in case of custom network, host should already have the bridge in place
+ if [ -f "net_${net}.xml" ]; then
+ virsh net-define "net_${net}.xml"
+ virsh net-autostart "${net}"
+ virsh net-start "${net}"
fi
- virsh net-define net_${net}.xml
- virsh net-autostart ${net}
- virsh net-start ${net}
done
}
local -n vnodes=$1
local -n vnodes_ram=$2
local -n vnodes_vcpus=$3
+ local -n vnode_networks=$4
+ local image_dir=$5
+
+ # AArch64: prepare arch specific arguments
+ local virt_extra_args=""
+ if [ "$(uname -i)" = "aarch64" ]; then
+ # No Cirrus VGA on AArch64, use vga std
+ virt_extra_args="$virt_extra_args --video=vga"
+ fi
# create vms with specified options
for node in "${vnodes[@]}"; do
- virt-install --name ${node} \
- --ram ${vnodes_ram[$node]} --vcpus ${vnodes_vcpus[$node]} \
- --cpu host-passthrough --accelerate \
- --network network:pxe,model=virtio \
- --network network:mgmt,model=virtio \
- --network network:internal,model=virtio \
- --network network:public,model=virtio \
- --disk path=$(pwd)/images/mcp_${node}.qcow2,format=qcow2,bus=virtio,cache=none,io=native \
+ # prepare network args
+ net_args=" --network network=mcpcontrol,model=virtio"
+ if [ "${node}" = "mas01" ]; then
+ # MaaS node's 3rd interface gets connected to PXE/Admin Bridge
+ vnode_networks[2]="${vnode_networks[0]}"
+ fi
+ for net in "${vnode_networks[@]:1}"; do
+ net_type="network"
+ # in case of custom network, host should already have the bridge in place
+ if [ ! -f "net_${net}.xml" ]; then
+ net_type="bridge"
+ fi
+ net_args="${net_args} --network ${net_type}=${net},model=virtio"
+ done
+
+ # shellcheck disable=SC2086
+ virt-install --name "${node}" \
+ --ram "${vnodes_ram[$node]}" --vcpus "${vnodes_vcpus[$node]}" \
+ --cpu host-passthrough --accelerate ${net_args} \
+ --disk path="${image_dir}/mcp_${node}.qcow2",format=qcow2,bus=virtio,cache=none,io=native \
--os-type linux --os-variant none \
--boot hd --vnc --console pty --autostart --noreboot \
- --disk path=$(pwd)/images/mcp_${node}.iso,device=cdrom \
- --noautoconsole
+ --disk path="${image_dir}/mcp_${node}.iso",device=cdrom \
+ --noautoconsole \
+ ${virt_extra_args}
done
}
-update_pxe_network() {
- # set static ip address for salt master node
- virsh net-update pxe add ip-dhcp-host \
- "<host mac='$(virsh domiflist cfg01 | awk '/pxe/ {print $5}')' name='cfg01' ip='$SALT_MASTER'/>" --live
+update_mcpcontrol_network() {
+ # set static ip address for salt master node, MaaS node
+ # shellcheck disable=SC2155
+ local cmac=$(virsh domiflist cfg01 2>&1| awk '/mcpcontrol/ {print $5; exit}')
+ # shellcheck disable=SC2155
+ local amac=$(virsh domiflist mas01 2>&1| awk '/mcpcontrol/ {print $5; exit}')
+ virsh net-update "mcpcontrol" add ip-dhcp-host \
+ "<host mac='${cmac}' name='cfg01' ip='${SALT_MASTER}'/>" --live
+ [ -z "${amac}" ] || virsh net-update "mcpcontrol" add ip-dhcp-host \
+ "<host mac='${amac}' name='mas01' ip='${MAAS_IP}'/>" --live
}
start_vms() {
# start vms
for node in "${vnodes[@]}"; do
- virsh start ${node}
- sleep $[RANDOM%5+1]
+ virsh start "${node}"
+ sleep $((RANDOM%5+1))
done
}
echo '[INFO] Attempting to get into Salt master ...'
# wait until ssh on Salt master is available
- while (($attempt <= $total_attempts)); do
- ssh ${SSH_OPTS} ubuntu@${SALT_MASTER} uptime
+ while ((attempt <= total_attempts)); do
+ # shellcheck disable=SC2086
+ ssh ${SSH_OPTS} "ubuntu@${SALT_MASTER}" uptime
case $? in
0) echo "${attempt}> Success"; break ;;
*) echo "${attempt}/${total_attempts}> ssh server ain't ready yet, waiting for ${sleep_time} seconds ..." ;;
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