Step1 kubernetesのセットアップ
microk8sのインストール
totegamma@raspi5:~$ sudo snap install microk8s --classic[sudo] password for totegamma:microk8s (1.29/stable) v1.29.5 from Canonical✓ installedtotegamma@raspi5:~$グループの調整
totegamma@raspi5:~$ sudo usermod -a -G microk8s totegammatotegamma@raspi5:~$ newgrp microk8stotegamma@raspi5:~$起動確認
totegamma@raspi5:~$ microk8s statusmicrok8s is runninghigh-availability: no datastore master nodes: 127.0.0.1:19001 datastore standby nodes: noneaddons: enabled: dns # (core) CoreDNS ha-cluster # (core) Configure high availability on the current node helm # (core) Helm - the package manager for Kubernetes helm3 # (core) Helm 3 - the package manager for Kubernetes disabled: cert-manager # (core) Cloud native certificate management cis-hardening # (core) Apply CIS K8s hardening community # (core) The community addons repository dashboard # (core) The Kubernetes dashboard host-access # (core) Allow Pods connecting to Host services smoothly hostpath-storage # (core) Storage class; allocates storage from host directory ingress # (core) Ingress controller for external access kube-ovn # (core) An advanced network fabric for Kubernetes mayastor # (core) OpenEBS MayaStor metallb # (core) Loadbalancer for your Kubernetes cluster metrics-server # (core) K8s Metrics Server for API access to service metrics minio # (core) MinIO object storage observability # (core) A lightweight observability stack for logs, traces and metrics prometheus # (core) Prometheus operator for monitoring and logging rbac # (core) Role-Based Access Control for authorisation registry # (core) Private image registry exposed on localhost:32000 rook-ceph # (core) Distributed Ceph storage using Rook storage # (core) Alias to hostpath-storage add-on, deprecatedtotegamma@raspi5:~$
totegamma@raspi5:~$ microk8s kubectl get nodesNAME STATUS ROLES AGE VERSIONraspi5 Ready <none> 4m9s v1.29.5totegamma@raspi5:~$ microk8s kubectl get pods --all-namespacesNAMESPACE NAME READY STATUS RESTARTS AGEkube-system calico-kube-controllers-77bd7c5b-bqztq 1/1 Running 0 4m6skube-system calico-node-tc4tr 1/1 Running 0 4m6skube-system coredns-864597b5fd-w64fs 1/1 Running 0 4m6stotegamma@raspi5:~$プラグインの有効化
totegamma@raspi5:~/concrnt-kustomize$ microk8s enable hostpath-storageInfer repository core for addon hostpath-storageEnabling default storage class.WARNING: Hostpath storage is not suitable for production environments. A hostpath volume can grow beyond the size limit set in the volume claim manifest.
deployment.apps/hostpath-provisioner createdstorageclass.storage.k8s.io/microk8s-hostpath createdserviceaccount/microk8s-hostpath createdclusterrole.rbac.authorization.k8s.io/microk8s-hostpath createdclusterrolebinding.rbac.authorization.k8s.io/microk8s-hostpath createdStorage will be available soon.totegamma@raspi5:~/concrnt-kustomize$ここで表示されているように、hostpath-storageはプロダクション環境では推奨されてはいません。 大人数で利用するサーバーの場合、ほかの方法を検討する必要があります。
gitのインストール
sudo apt install gittotegamma@raspi5:~$ sudo apt install gitReading package lists... DoneBuilding dependency tree... DoneReading state information... DoneThe following additional packages will be installed: git-man liberror-perlSuggested packages: git-daemon-run | git-daemon-sysvinit git-doc git-email git-gui gitk gitweb git-cvs git-mediawiki git-svnThe following NEW packages will be installed: git git-man liberror-perl0 upgraded, 3 newly installed, 0 to remove and 0 not upgraded.Need to get 4903 kB of archives.After this operation, 24.7 MB of additional disk space will be used.Do you want to continue? [Y/n]Get:1 http://ports.ubuntu.com/ubuntu-ports noble/main arm64 liberror-perl all 0.17029-2 [25.6 kB]Get:2 http://ports.ubuntu.com/ubuntu-ports noble-updates/main arm64 git-man all 1:2.43.0-1ubuntu7.1 [1100 kB]Get:3 http://ports.ubuntu.com/ubuntu-ports noble-updates/main arm64 git arm64 1:2.43.0-1ubuntu7.1 [3777 kB]Fetched 4903 kB in 3s (1447 kB/s)Selecting previously unselected package liberror-perl.(Reading database ... 130091 files and directories currently installed.)Preparing to unpack .../liberror-perl_0.17029-2_all.deb ...Unpacking liberror-perl (0.17029-2) ...Selecting previously unselected package git-man.Preparing to unpack .../git-man_1%3a2.43.0-1ubuntu7.1_all.deb ...Unpacking git-man (1:2.43.0-1ubuntu7.1) ...Selecting previously unselected package git.Preparing to unpack .../git_1%3a2.43.0-1ubuntu7.1_arm64.deb ...Unpacking git (1:2.43.0-1ubuntu7.1) ...Setting up liberror-perl (0.17029-2) ...Setting up git-man (1:2.43.0-1ubuntu7.1) ...Setting up git (1:2.43.0-1ubuntu7.1) ...Processing triggers for man-db (2.12.0-4build2) ...totegamma@raspi5:~$コンカレントのプロジェクトファイルのダウンロード
totegamma@raspi5:~$ git clone https://github.com/concrnt/concrnt-kustomize.gitCloning into 'concrnt-kustomize'...remote: Enumerating objects: 10, done.remote: Counting objects: 100% (10/10), done.remote: Compressing objects: 100% (9/9), done.remote: Total 10 (delta 0), reused 10 (delta 0), pack-reused 0Receiving objects: 100% (10/10), 9.68 KiB | 9.68 MiB/s, done.totegamma@raspi5:~$
totegamma@raspi5:~$ lsDesktop Documents Downloads Music Pictures Public Templates Videos concrnt-kustomize snaptotegamma@raspi5:~$ cd concrnt-kustomize/totegamma@raspi5:~/concrnt-kustomize$各種パラメーターの設定
totegamma@raspi5:~/concrnt-kustomize$ lscm-files configmap-generator.yaml kustomization.yaml values.yamltotegamma@raspi5:~/concrnt-kustomize$ここで、サーバーの設定を行います。
- values.yaml: サーバーの名前やアイコン、アドレス等を設定します。
- cm-files/tos.txt: 利用規約を記載します。
- cm-files/code-of-conduct.txt: 行動規範を記載します。
- cm-files/register-template.json: (必要であれば編集)ユーザーが登録する際に記入してもらう情報のテンプレートです。
namespaceの作成
totegamma@raspi5:~/concrnt-kustomize$ microk8s kubectl create namespace concrntnamespace/concrnt createdtotegamma@raspi5:~/concrnt-kustomize$デプロイ
次のコマンドでデプロイします。 設定ファイルを変更した場合も、このコマンドを実行することで変更が反映されます。
totegamma@raspi5:~/concrnt-kustomize$ microk8s kubectl kustomize . --enable-helm | microk8s kubectl apply -f -configmap/activitypub-config createdconfigmap/concrnt-config createdconfigmap/concrnt-static createdservice/ccapi createdservice/ccgateway createdservice/ccwebui createdservice/db createdservice/memcached createdservice/redis createdpersistentvolumeclaim/concrnt-repository createdpersistentvolumeclaim/postgres-varlib createdpersistentvolumeclaim/redis-data createddeployment.apps/ccapi createddeployment.apps/ccgateway createddeployment.apps/ccwebui createddeployment.apps/concurrent-db createddeployment.apps/concurrent-memcached createddeployment.apps/concurrent-redis createdcronjob.batch/db-backup createdtotegamma@raspi5:~/concrnt-kustomize$一部の自動で反映されない設定を変更したときなど、手動で再起動を行いたい場合は次のコマンドを実行してください。
totegamma@raspi5:~/concrnt-kustomize$ microk8s kubectl rollout restart deployment/ccapi deployment/ccgateway -n concrntデプロイの確認
totegamma@raspi5:~/concrnt-kustomize$ microk8s kubectl get pods -n concrntNAME READY STATUS RESTARTS AGEccapi-6c7bd74ff4-kscvb 1/1 Running 1 (25s ago) 65sccgateway-7ffc8bc8f7-6mt87 1/1 Running 2 (41s ago) 65sccwebui-645fbfd67-vjrb4 1/1 Running 0 65sconcurrent-db-66c9c4f5dd-lzkhd 1/1 Running 0 64sconcurrent-memcached-d7bbc79dc-7mthk 1/1 Running 0 64sconcurrent-redis-bf6c8ddb-hfw5v 1/1 Running 0 64stotegamma@raspi5:~/concrnt-kustomize$全てのPodがRunning状態になっていることを確認してください。(applyしてすぐは、restarting状態になっていることがあります)