#!/bin/sh

set -eu

project_dir=$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)
expected_context=kubernetes-admin@kubernetes
context=$(kubectl config current-context)

if [ "${context}" != "${expected_context}" ]; then
  echo "Expected Kubernetes context ${expected_context}, found ${context}." >&2
  exit 1
fi

if [ "$(findmnt -T /komposthaufen/multimedia -n -o FSTYPE)" != bcachefs ]; then
  echo '/komposthaufen/multimedia is not backed by bcachefs.' >&2
  exit 1
fi
test -d /komposthaufen/multimedia/Videos

kubectl apply --filename "${project_dir}/namespace.yaml"
kubectl --namespace plex wait --for=condition=complete \
  job/plex-archlinux-migration --timeout=5s
kubectl apply --dry-run=server --filename "${project_dir}/plex.yaml"
kubectl apply --filename "${project_dir}/plex.yaml"
kubectl --namespace plex rollout status deployment/plex --timeout=30m

pod=$(kubectl --namespace plex get pod \
  --selector=app.kubernetes.io/name=plex,app.kubernetes.io/component=server \
  --output=jsonpath='{.items[0].metadata.name}')
node=$(kubectl --namespace plex get pod "${pod}" --output=jsonpath='{.spec.nodeName}')
image=$(kubectl --namespace plex get deployment plex --output=jsonpath='{.spec.template.spec.containers[?(@.name=="plex")].image}')
test "${node}" = arschrock
kubectl --namespace plex get pod "${pod}" --output=wide
printf 'Plex is ready on %s with image %s.\n' "${node}" "${image}"