Commit Graph

160 Commits

Author SHA1 Message Date
268a90f1a5 app: improve WAYLAND_DISPLAY correctness
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This now has identical behaviour as wayland C library.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 14:45:09 +09:00
ddb2f9c11b app: remove wayland socket hard link
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This Op was not doing anything useful.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 10:54:00 +09:00
f955b15b84 system: remove write mode tmpfiles
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This interface is ugly and bug-prone. This change removes its write mode which has been obsoleted by CopyBind.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 03:22:20 +09:00
0340c67995 app: port passwd and group files to copy
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 03:19:06 +09:00
ea8d1c07df priv/shim: move /sbin/init setup to app
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 03:06:10 +09:00
a0062d8275 fmsg: resume on exit
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-15 02:22:09 +09:00
1f74b636d3 state/join: use Join method when available
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-14 14:11:02 +09:00
e431ab3c24 app: check username length against LOGIN_NAME_MAX
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This limit is arbitrary, but it's good to enforce it anyway.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-14 12:44:55 +09:00
fe7d208cf7 helper: use generic extra files interface
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This replaces the pipes object and integrates context into helper process lifecycle.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-13 23:34:15 +09:00
e14923ae53 helper/proc: move package out of internal
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-08 13:03:45 +09:00
a48386bd56 system/dbus: dump messages on early fault
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In the current app implementation this gets dumped in the wait method after resuming output. Wait is never called in an early fault condition, so any error messages get lost.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-07 13:20:56 +09:00
2e52191404 system/dbus: dump method prints msgbuf
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-02-07 13:16:54 +09:00
163f15e93f helper/seccomp: separate seccomp package
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-25 12:59:11 +09:00
23e1152baa app/share: clean BaseError message
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This removes trailing '\n' in the PulseAudio warning.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-22 11:54:16 +09:00
8c51012ef5 dbus: enable syscall filter
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-22 11:49:23 +09:00
9a239fa1a5 helper/bwrap: integrate seccomp into helper interface
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This makes API usage much cleaner, and encapsulates all bwrap arguments in argsWt.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-22 01:52:57 +09:00
82029948e6 proc: append to ExtraFiles slice pointer
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This is useful for initialising extra files before command.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-21 12:51:39 +09:00
dfcdc5ce20 state: store config in separate gob stream
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This enables early serialisation of config.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-21 12:10:58 +09:00
20a3d4c458 proc/priv/shim: resolve and load seccomp rules
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-20 23:52:56 +09:00
3df344828f proc/priv/shim: seccomp bpf filter via libseccomp
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Rulesets adapted from Flatpak for compatibility.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-20 23:39:47 +09:00
27f5922d5c fst: include syscall filter configuration
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This value is passed through to shim.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-20 21:12:39 +09:00
3c55fc8e86 proc/priv/shim: do not log bwrap args
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This message is very long and does not serve much real purpose. Remove it to de-clutter verbose messages.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-20 19:51:28 +09:00
eb0ef2d115 helper/bwrap: generic extra file interface
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-20 00:20:04 +09:00
2f70506865 helper/bwrap: move sync to helper state
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-19 18:38:13 +09:00
cae567c109 proc/priv/shim: remove unnecessary state
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These values are only used during process creation.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-19 18:09:07 +09:00
b31d055e20 proc/priv/init: early init check
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-18 12:33:33 +09:00
7baca66a56 proc: remove duplicate compile-time fortify reference
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This is no longer needed since shim and init are now part of the main program.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-18 11:59:33 +09:00
27d2914286 proc/priv/init: merge init into main program
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-18 11:47:01 +09:00
ea8f228af3 proc/priv/shim: merge shim into main program
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-17 23:43:32 +09:00
16db3dabe2 internal: do PR_SET_PDEATHSIG once
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This prctl affects the entire process, doing it on every OS thread is pointless.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-17 23:08:46 +09:00
124743ffd3 app: expose single run method
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App is no longer just a simple [exec.Cmd] wrapper, so exposing these steps separately no longer makes sense and actually hinders proper error handling, cleanup and cancellation. This change removes the five-second wait when the shim dies before receiving the payload, and provides caller the ability to gracefully stop execution of the confined process.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-15 23:39:51 +09:00
562f5ed797 fst: hide sockets exposed via Filesystem
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This is mostly useful for permissive defaults.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-15 10:13:18 +09:00
6acd0d4e88 linux/std: handle fsu exit status 1
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Printing "exit status 1" is confusing. This handles the ExitError and returns EACCES instead.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-01-01 21:34:57 +09:00
c4d6651cae update reverse-DNS style identifiers
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-31 16:16:38 +09:00
bf8094c6ca internal: include path to fortify main program
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-26 12:48:48 +09:00
9b206072fa cmd/fshim: ensure data directory
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Ensuring home directory in shim causes the directory to be owned by the target user.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-28 14:39:01 +09:00
b9e2003d5b app: ensure extra paths
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The primary use case for extra perms is app-specific state directories, which may or may not exist (first run of any app).

Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-28 14:07:49 +09:00
847b667489 app: extra acl entries from configuration
Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-28 13:23:27 +09:00
0107620d8c app: merge share methods
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This significantly increases readability and makes order of ops more obvious.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-28 11:12:35 +09:00
1f173a469c system/dbus: fix inverted system bus state
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Debug message and socket cleanup gets missed due to this value being inverted.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-27 18:38:11 +09:00
f608f28a6a app: mount /dev/kvm in permissive defaults
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-22 12:37:24 +09:00
cb98baa19d fortify: clean up ps formatting code
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-21 20:34:40 +09:00
7a8b625a57 app: rename /fortify to /.fortify
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Also removed the inner share tmpfs mount.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-21 18:11:32 +09:00
74fe74e6b5 app: do not fail on missing cookie
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-21 17:56:21 +09:00
b9cc318314 system: implement Enablements String method
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-20 23:21:19 +09:00
ed10574dea state: store join util
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Signed-off-by: Ophestra <cat@gensokyo.uk>
2024-12-20 19:05:39 +09:00
df6fc298f6 migrate to git.gensokyo.uk/security/fortify
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Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
2024-12-20 00:20:02 +09:00
eae3034260 state: expose aids and use instance id as key
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Fortify state store instances was specific to aids due to outdated design decisions carried over from the ego rewrite. That no longer makes sense in the current application, so the interface now enables a single store object to manage all transient state.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
2024-12-19 21:36:17 +09:00
f796622c35 state: rename simple store implementation
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Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
2024-12-19 11:48:48 +09:00
5d25bee786 fortify: remove systemd check
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This is no longer necessary as fortify no longer integrates with external user switchers.

Signed-off-by: Ophestra Umiker <cat@ophivana.moe>
2024-12-19 11:14:31 +09:00