{"links":{},"metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:02006939","sets":["1164:1867:1770094923682:1770094831086"]},"path":["1770094831086"],"owner":"80578","recid":"2006939","title":["クラウドにおいてVM内情報を利用可能なP4プログラムの安全な実行"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2026-02-09"},"_buckets":{"deposit":"aeec9a3c-2e2e-407f-8102-081396f2fa4b"},"_deposit":{"id":"2006939","pid":{"type":"depid","value":"2006939","revision_id":0},"owners":[80578],"status":"published","created_by":80578},"item_title":"クラウドにおいてVM内情報を利用可能なP4プログラムの安全な実行","author_link":[],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"クラウドにおいてVM内情報を利用可能なP4プログラムの安全な実行","subitem_title_language":"ja"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"セキュリティ","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2026-02-09","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"九州工業大学"},{"subitem_text_value":"九州工業大学"}]},"item_4_text_4":{"attribute_name":"著者所属(英)","attribute_value_mlt":[{"subitem_text_value":"Kyushu Institute of Technology","subitem_text_language":"en"},{"subitem_text_value":"Kyushu Institute of Technology","subitem_text_language":"en"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/2006939/files/IPSJ-OS26170016.pdf","label":"IPSJ-OS26170016.pdf"},"date":[{"dateType":"Available","dateValue":"2028-02-09"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-OS26170016.pdf","filesize":[{"value":"1.1 MB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"11"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"999baf99-d9a5-45fd-9452-e0630335e63a","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2026 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"岩井,正輝"}]},{"creatorNames":[{"creatorName":"光来,健一"}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10444176","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8795","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"最近，用いられるようになってきているプログラム可能なネットワークスイッチは，P4言語などのソフトウェアによってパケット転送を制御できる．仮想マシン(VM)向けには仮想P4スイッチが開発されており，仮想スイッチの内部でP4プログラムを実行する．ユーザが独自のP4プログラムを仮想P4スイッチにロードできれば，VM内部の情報を使用したきめ細かいパケット転送が可能となる．しかし，クラウドにおいて提供される仮想P4スイッチは信頼できるとは限らず，仮想P4スイッチもユーザのP4プログラムを信頼できない．そこで本稿では，ユーザごとに用意されたP4 VMを用いて，各ユーザのP4プログラムをクラウドの仮想スイッチの外部で安全に実行するP4 Shieldを提案する．P4 ShieldはP4 VMを機密VMとして実行することで，クラウドからP4プログラムを保護する．また，P4 VM内で作成するuBPFサンドボックスにユーザのP4プログラムを閉じ込めることで，クラウドの仮想スイッチをユーザのP4プログラムから保護する．P4プログラムがユーザのVM内情報を利用できるようにするために，P4 VMとユーザVM間の共有メモリに格納された情報にアクセスするためのP4外部関数を提供する．P4 ShieldをOpen vSwitchを用いて実装し，その有効性を確認した．","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"9","bibliographic_titles":[{"bibliographic_title":"研究報告システムソフトウェアとオペレーティング・システム（OS）"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2026-02-09","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"16","bibliographicVolumeNumber":"2026-OS-170"}]},"relation_version_is_last":true,"weko_creator_id":"80578"},"updated":"2026-02-03T05:47:11.049666+00:00","created":"2026-02-03T05:47:07.198287+00:00","id":2006939}