Commit Graph

32 Commits

Author SHA1 Message Date
38245559dc container/ops: mount dev readonly
There is usually no good reason to write to /dev. This however doesn't work in internal/app because FilesystemConfig supplied by ContainerConfig might add entries to /dev, so internal/app follows DevWritable with Remount instead.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-03 19:18:53 +09:00
7b416d47dc container/ops: merge mqueue and dev Ops
There is no reason to mount mqueue anywhere else, and these Ops usually follow each other. This change merges them. This helps decrease IPC overhead and also enables mounting dev readonly.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-03 19:13:46 +09:00
15170735ba container/mount: move tmpfs sysroot prefixing to caller
The mountTmpfs helper is a relatively low level function that is not exposed as part of the API. Prefixing sysroot here not only introduces overhead but is also quite error-prone.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-03 18:06:41 +09:00
6a3886e9db container/op: unexport bind resolved source field
This is used for symlink resolution and is only used internally.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-03 17:57:37 +09:00
ff66296378 container/mount: mount data escape helper function
For formatting user-supplied path strings into overlayfs mount data.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-03 17:46:14 +09:00
347a79df72 container: improve clone flags readability
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-02 18:19:44 +09:00
0f78864a67 container/mount: export mount string constants
This improves code readability and should also be useful for callers choosing to preserve CAP_SYS_ADMIN.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-02 17:20:09 +09:00
c5d24979f5 container/ops: expose remount as Op
This is useful for building a filesystem hierarchy then remounting it readonly.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-01 23:48:02 +09:00
1dc780bca7 container/mount: separate remount from bind
Remount turns out to be useful in other places.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-01 23:32:38 +09:00
547a2adaa4 container/mount: pass tmpfs flags
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-01 18:59:06 +09:00
4e85643865 container: implement autoroot as setup op
This code is useful beyond just pd behaviour, and implementing it this way also reduces IPC overhead.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-01 04:04:36 +09:00
f14e7255be container/ops: use correct flags value in bind string
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-01 00:54:08 +09:00
4e518f11d8 container/ops: autoetc implementation to separate file
This is not a general purpose setup Op. Separate it so it is easier to find.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-31 19:54:03 +09:00
940ee00ffe container/init: configurable lingering process wait delay
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-29 02:38:17 +09:00
d6b07f12ff container: forward context cancellation
This allows container processes to exit gracefully.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-28 01:45:38 +09:00
65fe09caf9 container: check cancel signal delivery
This change also makes some parts of the test more robust.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-28 01:04:29 +09:00
a1e5f020f4 container: improve doc comments
Putting them on the builder methods is more useful.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-27 12:27:42 +09:00
bd3fa53a55 container: access test case by index in helper
This is more elegant and allows for much easier extension of the tests. Mountinfo is still serialised however due to libPaths nondeterminism.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-26 18:59:19 +09:00
e71ae3b8c5 container: remove custom cmd initialisation
This part of the interface is very unintuitive and only used for testing, even in testing it is inelegant and can be done better.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-25 00:45:10 +09:00
9d7a19d162 container: use more reliable nonexistence
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-18 23:18:26 +09:00
749a2779f5 test/sandbox: add arm64 constants
Most of these are differences in qemu.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-09 05:36:35 +09:00
e574042d76 test/sandbox: verify seccomp on all test cases
This change also makes seccomp hashes cross-platform.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-09 04:21:35 +09:00
d90da1c8f5 container/seccomp: add arm64 constants
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 14:58:03 +09:00
5853d7700f container/seccomp: move bpf hashes
Filter programs are different across platforms. This representation is also much more readable.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 14:41:47 +09:00
d5c7523726 container/init: fix prctl call
This is a very silly typo. Luckily has no effect due to an upper layer doing PR_SET_NO_NEW_PRIVS already.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 14:06:14 +09:00
ddfcc51b91 container: move capset implementation
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 13:47:13 +09:00
8ebedbd88a container: move syscall constants
These aren't missing from all targets.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 13:23:01 +09:00
84e8142a2d container/seccomp: move personality constants
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 12:44:32 +09:00
2c7b7ad845 container/seccomp: cross-platform sysnum cutoff
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-07 12:27:00 +09:00
356b42a406 container/init: use /proc/self as intermediate
Setting up via /tmp is okay, /proc/self/fd makes a lot more sense though for reasons described in the comment.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-06 02:14:35 +09:00
d2f9a9b83b treewide: migrate to hakurei.app
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-03 03:30:39 +09:00
1b5ecd9eaf container: move out of toplevel
This allows slightly easier use of the vanity url. This also provides some disambiguation between low level containers and hakurei app containers.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-07-03 02:59:43 +09:00