{"id":12332,"date":"2026-06-13T15:07:22","date_gmt":"2026-06-13T20:07:22","guid":{"rendered":"https:\/\/www.rushworth.us\/lisa\/?p=12332"},"modified":"2026-06-13T15:07:22","modified_gmt":"2026-06-13T20:07:22","slug":"flatpak-escaping-the-sandbox","status":"publish","type":"post","link":"https:\/\/www.rushworth.us\/lisa\/?p=12332","title":{"rendered":"Flatpak – Escaping the Sandbox"},"content":{"rendered":"

We’ve been running Cura from a flatpak because the rpm distributed version was out of date. The big drawback, though, is that this flatpak could not see the files from network mounts. The mount is fine – in fstab, same user account can interact with those files in other applications. Just not this flatpak thing.<\/p>\n

Turns out that’s normal – flatpaks operate in a sort of sandbox. You just have to tell it to let an individual flatpak access the location where the network mounts\u00a0are<\/em>. In this case, the \/mnt<\/code> path:<\/p>\n

flatpack override com.ultimaker.cura --filesystem=\/mnt<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"

We’ve been running Cura from a flatpak because the rpm distributed version was out of date. The big drawback, though, is that this flatpak could not see the files from network mounts. The mount is fine – in fstab, same user account can interact with those files in other applications. Just not this flatpak thing. …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[241,30],"tags":[2211,294],"class_list":["post-12332","post","type-post","status-publish","format-standard","hentry","category-3d-printing","category-system-administration","tag-flatpak","tag-linux"],"_links":{"self":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/12332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12332"}],"version-history":[{"count":1,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/12332\/revisions"}],"predecessor-version":[{"id":12333,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/12332\/revisions\/12333"}],"wp:attachment":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}