Fediversity/deployment/proxmox/provision.sh

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#!/usr/bin/env sh
set -euC
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################################################################################
## Constants
readonly apiurl=https://192.168.51.81:8006/api2/json
## FIXME: There seems to be a problem with file upload where the task is
## registered to `node051` no matter what node we are actually uploading to? For
## now, let us just use `node051` everywhere.
readonly node=node051
readonly tmpdir=/tmp/proxmox-provision-$RANDOM$RANDOM
mkdir $tmpdir
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################################################################################
## Parse arguments
username=
password=
sockets=1
cores=1
memory=2048
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vmids=
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help () {
cat <<EOF
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Usage: $0 [OPTION...] [ID...]
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Authentication options:
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--username STR Username, with provider (eg. niols@pve)
--password STR Password
If not provided via the command line, username and password will be looked for
in a '.proxmox' file in the current working directory, the username on the
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first line, and the password on the second.
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Other options:
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--sockets INT Number of sockets (default: $sockets)
--cores INT Number of cores (default: $cores)
--memory INT Memory (default: $memory)
Others:
-h|-?|--help Show this help and exit
EOF
}
die () { printf "$@"; printf '\n'; help; exit 2; }
while [ $# -gt 0 ]; do
argument=$1
shift
case $argument in
--username) readonly username=$1; shift ;;
--password) readonly password=$1; shift ;;
--sockets) sockets=$1; shift ;;
--cores) cores=$1; shift ;;
--memory) memory=$1; shift ;;
-h|-\?|--help) help; exit 0 ;;
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-*) die 'Unknown argument: `%s`.' "$argument" ;;
*) vmids="$vmids $argument" ;;
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esac
done
if [ -z "$username" ] || [ -z "$password" ]; then
if [ -f .proxmox ]; then
{ read username; read password; } < .proxmox
else
die 'Required: `--username` and `--password`.\n'
fi
fi
readonly sockets
readonly cores
readonly memory
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## FIXME: When we figure out how to use other nodes than node051.
# if [ -z "$node" ]; then
# printf 'Picking random node...'
# proxmox GET $apiurl/nodes
# node=$(from_response .data[].node | sort -R | head -n 1)
# printf ' done. Picked `%s`.\n' "$node"
# fi
# readonly node
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################################################################################
## Getting started
printf 'Authenticating...'
response=$(
http \
--verify no \
POST $apiurl/access/ticket \
"username=$username" \
"password=$password"
)
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readonly ticket=$(echo "$response" | jq -r .data.ticket)
readonly csrfToken=$(echo "$response" | jq -r .data.CSRFPreventionToken)
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printf ' done.\n'
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proxmox () {
http \
--form \
--verify no \
"$@" \
"Cookie:PVEAuthCookie=$ticket" \
"CSRFPreventionToken:$csrfToken"
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}
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## Synchronous variant for when the `proxmox` function would just respond an
## UPID in the `data` JSON field.
proxmox_sync () {
response=$(proxmox "$@")
upid=$(echo "$response" | jq -r .data)
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while :; do
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response=$(proxmox GET $apiurl/nodes/$node/tasks/$upid/status)
status=$(echo "$response" | jq -r .data.status)
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case $status in
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running) sleep 1 ;;
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stopped) break ;;
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*) die 'unexpected status: `%s`' "$status" ;;
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esac
done
}
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################################################################################
## Build ISO
build_iso () {
printf 'Building ISO for VM %d...\n' $1
nix build \
.#isoInstallers.provisioning.fedi$1 \
--log-format raw --quiet \
--out-link $tmpdir/installer-fedi$1
ln -sf $tmpdir/installer-fedi$1/iso/installer.iso $tmpdir/installer-fedi$1.iso
printf 'done building ISO for VM %d.\n' $1
}
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################################################################################
## Upload ISO
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upload_iso () {
printf 'Uploading ISO for VM %d...\n' $1
proxmox_sync POST $apiurl/nodes/$node/storage/local/upload \
filename@$tmpdir/installer-fedi$1.iso \
content==iso
printf 'done uploading ISO for VM %d.\n' $1
}
################################################################################
## Remove ISO
remove_iso () {
printf 'Removing ISO for VM %d... unsupported for now. (FIXME)\n' $1
}
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################################################################################
## Create VM
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create_vm () {
printf 'Creating VM %d...\n' $1
proxmox_sync POST $apiurl/nodes/$node/qemu \
\
vmid==$1 \
name=="fedi$1" \
pool==Fediversity \
\
ide2=="local:iso/installer-fedi$1.iso,media=cdrom" \
ostype==l26 \
\
bios==ovmf \
efidisk0=='linstor_storage:1,efitype=4m' \
agent==1 \
\
scsihw==virtio-scsi-single \
scsi0=='linstor_storage:32,discard=on,ssd=on,iothread=on' \
\
sockets==$sockets \
cores==$cores \
cpu==x86-64-v2-AES \
numa==1 \
\
memory==$memory \
\
net0=='virtio,bridge=vnet1306'
printf 'done creating VM %d.\n' $1
}
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################################################################################
## Install VM
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install_vm () {
printf 'Installing VM %d...\n' $1
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proxmox_sync POST $apiurl/nodes/$node/qemu/$1/status/start
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while :; do
response=$(proxmox GET $apiurl/nodes/$node/qemu/$1/status/current)
status=$(echo "$response" | jq -r .data.status)
case $status in
running) sleep 1 ;;
stopped) break ;;
*) printf ' unexpected status: `%s`\n' "$status"; exit 2 ;;
esac
done
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printf 'done installing VM %d.\n' $1
}
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################################################################################
## Start VM
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start_vm () {
printf 'Starting VM %d...\n' $1
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proxmox_sync POST $apiurl/nodes/$node/qemu/$1/config \
ide2=='none,media=cdrom' \
net0=='virtio,bridge=vnet1305'
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proxmox_sync POST $apiurl/nodes/$node/qemu/$1/status/start
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printf 'done starting VM %d.\n' $1
}
################################################################################
## Main loop
printf 'Provisioning VMs%s with:\n' "$vmids"
printf ' sockets: %d\n' $sockets
printf ' cores: %d\n' $cores
printf ' memory: %d\n' $memory
provision_vm () {
build_iso $1
upload_iso $1
create_vm $1
install_vm $1
start_vm $1
remove_iso $1
}
for vmid in $vmids; do
provision_vm $vmid
done
printf 'done provisioning VMs%s.\n' "$vmids"
################################################################################
## Cleanup
rm -Rf $tmpdir