[Pal/Linux-SGX] Refactor `init_trusted_files()`

gramineproject / graphene

Graphene / Graphene-SGX - a library OS for Linux multi-process applications, with Intel SGX support

https://grapheneproject.io

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[Pal/Linux-SGX] Refactor `init_trusted_files()` #2607

Closed dimakuv closed 3 years ago

dimakuv commented 3 years ago

Description of the changes

This function is split into several functions: initializing trusted files, initializing allowed files, and registering one file with normalized path. This commit is in preparation for SGX allowed/trusted/protected files to be specified in TOML arrays.

How to test this PR?

Jenkins.

This change is

dimakuv commented 3 years ago

Jenkins, retest Jenkins-18.04 please (sendfile09 LTP test timed out on slave-constantine, I have a feeling that this Jenkins worker is sloooow, this is not the first time tests timeout on this machine).