Mercurial > hg > Papers > 2023 > kiyama-sigos
changeset 10:7ca62ba77391
update
| author | kiyama <e185758@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 16 May 2023 20:53:21 +0900 |
| parents | 8d3c932110a7 |
| children | a1daf8289666 |
| files | Paper/kiyama-sigos.log Paper/kiyama-sigos.pdf Paper/kiyama-sigos.synctex.gz Paper/tex/intro.tex Paper/tex/monitoring.tex.orig |
| diffstat | 5 files changed, 238 insertions(+), 125 deletions(-) [+] |
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--- a/Paper/tex/intro.tex Sun May 14 15:41:59 2023 +0900 +++ b/Paper/tex/intro.tex Tue May 16 20:53:21 2023 +0900 @@ -36,9 +36,10 @@ また2022年前期より実験演習にシステム管理が加わったことで受講している三年次の学生も管理に加わっている. \section{シス管の問題点} -%/問題点一：システム管理チームに入ってくる人が少ないこと、実験演習をとっている人の定着率の悪さがある。その原因として現在のシステム管理チームは複雑な操作を必要とするため敷居が高いと考える。 -%/問題点二：学科システムは外部からの攻撃を受けたことがありその際の原因としては主なのがパッチ処理を当てておらず脆弱性がそのままになっていたためだった。サービスの脆弱性は人力で調べるしかなかったため後手に回ったと考える。 -しかし,検索性の悪さや擬似タイトルの多さからシステムに慣れていない作業者は目的の操作を探すのは困難である. -また,演習科目を受講している生徒以外でシステム管理に興味を持ち参加する学生は少ない. -演習科目でシステム管理の活動を学んだ生徒も定着率が低い問題がある. +システム管理チームに入ってくる人が少ないこと、実験演習をとっている人の定着率の悪さがある。2022年から実験演習としてシステム管理が追加された.毎期10数名ほど受講者がいるが現在定着しているメンバーはいない.その原因として現在のシステム管理チームは複雑な操作を必要とするため敷居が高いと考える。 + +次に,学科システムのgitlabは外部からの攻撃を受けたことがある.その際の原因としてはgitlabの自動アップデートがメジャーアップデートに対応していなかったためである。サービスの脆弱性は人力で調べるしかなかったため後手に回ったと考える.先行研究によって学科システムの脆弱性診断の自動化が構築されていた.しかし,2020年に更新された現行システムにはその手法は引き継がれていない.また,更新前はKVMを中心にシステムが動作していたが,現行の学科システム上のサービスはコンテナ上で動作している.その為,外部からの脅威に対して先行研究が示す脆弱性診断の自動化は有効であるが現行システムに対応した仕組みにしないといけない. +上記の脆弱性診断の自動化や先行研究のmattermostのスラッシュコマンドを用いたシステム管理が存在していた.しかし,これらのシステムは現在のシステムでは動作していない. + +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Paper/tex/monitoring.tex.orig Tue May 16 20:53:21 2023 +0900 @@ -0,0 +1,20 @@ +%現在の監視システムの問題点 +現在学科システムは学生が主体となるシステム管理チームと演習科目の受講生によって運用されている. + +学科システムには様々なサービスが稼働しており, + +作業の際には対象となるサービスが稼働しているサーバーにログインしコマンド操作を行ったり, + +Psono + +サービスが提供するwebコンソールにアクセスし状態を確認している. + +学科システムへの理解が浅いメンバーやサーバー上での操作に慣れていないメンバーにとっては難易度の高い操作である.システム管理チームが使用しているツールにscrapboxがありそこで作業ログやシステムの操作方法が保存されているが,検索性に問題がありある程度サービスの操作を理解していないと適切なページを見つけるのは困難である. + +また,一般の生徒はサーバーで作業を行う権限をつけておらず,作業をするには管理者権限を持つメンバーに依頼しパスワード情報やアカウント情報をもらう必要がある.作業活動は週に一回zoomで行っており,作業ログは + +scrapboxにまとめることにより, システム管理チームの活動内容が分かりやすいように工夫している + +Redmine + +システム管理チームは、演習科目外の学生がシステム管理活動に参加することが少なく、演習科目を受講した生徒が継続しないため,新規加入者や定着者が少ないという問題に直面している