[WIP] [libOS] Single Process lifetime rollback protection for Protected Files #1856
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Signed-off-by: g2flyer <[email protected]>
* also fixes one missing call to put_handle in error handling Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
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* use --skip-teardown to prevent removal of artifacts * for tamper tests, run all of them instead of abort on first failure Signed-off-by: g2flyer <[email protected]>
* Make sure decrypt is called on correct path (or it will fail always due to invalid path it didn't fail already due to plain text tampering) * Remove undetectable "tampering" test-cases but also add a few use-cases tampering with header ciphertext Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
…es (SPLRB) * adds libos_encrypted_volume as mount-data for protected fileystem which includes map <name, <last-root-hash, ...>> to keep track of root hashes across open/close cycles of a particular value, ensuring consistency across the whole enclave life-time Signed-off-by: g2flyer <[email protected]>
* Updated existing non-adverserial ones Signed-off-by: g2flyer <[email protected]>
* New adverserial ones Signed-off-by: g2flyer <[email protected]>
…ted files (SPLRB) Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
…ted files (SPLRB) Signed-off-by: g2flyer <[email protected]>
* make corruption status for encrypted files sticky * update filemap state for any corruption also encountered during operations other than open, close, unlink and rename Signed-off-by: g2flyer <[email protected]>
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Signed-off-by: g2flyer <[email protected]>
Signed-off-by: g2flyer <[email protected]>
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Signed-off-by: Michael Steiner <[email protected]>
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Description of the changes
This is a WIP PR addresses issue #1835, i.e., rollback protection of protected files beyond a single open-to-close window but across the whole runtime of gramine. Released as draft PR in anticipation of 23. April 2024 Community Call. It depends on closing PR #1874 and PR #1875 (and is currently rebased on the current version of these to work)
Steps:
How to test this PR?
This change is