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Commit dc8f2919 authored by Paul Crowley's avatar Paul Crowley Committed by Automerger Merge Worker
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Merge changes from topic... 

Merge changes from topic "revert-1665499-revert-1660531-max-boot-level-crypto-KFMCEDKSIV-WPIHELCRFI" am: 61abbef4 am: e16255c8

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1670267

Change-Id: Ia31d1412c64c1352f3d4f1e07535e5644340b0ac
parents 61ce7648 e16255c8

rootdir/init.rc

+27 −16
Original line number Diff line number Diff line
@@ -471,9 +471,6 @@ on init 
    chmod 0664 /sys/module/lowmemorykiller/parameters/minfree

    start lmkd



    # Set an initial boot level - start at 10 in case we need to add earlier ones.

    setprop keystore.boot_level 10



    # Start essential services.

    start servicemanager

    start hwservicemanager
@@ -630,8 +627,6 @@ on late-fs 
    write /sys/kernel/tracing/instances/bootreceiver/events/error_report/error_report_end/enable 1



on post-fs-data

    # Boot level 30 - at this point daemons like apexd and odsign run

    setprop keystore.boot_level 30



    mark_post_data
@@ -652,6 +647,9 @@ on post-fs-data 
    mkdir /data/bootchart 0755 shell shell encryption=Require

    bootchart start



    # Avoid predictable entropy pool. Carry over entropy from previous boot.

    copy /data/system/entropy.dat /dev/urandom



    mkdir /data/vendor 0771 root root encryption=Require

    mkdir /data/vendor_ce 0771 root root encryption=None

    mkdir /data/vendor_de 0771 root root encryption=None
@@ -667,6 +665,25 @@ on post-fs-data 
    # Make sure that apexd is started in the default namespace

    enter_default_mount_ns



    # set up keystore directory structure first so that we can end early boot

    # and start apexd

    mkdir /data/misc 01771 system misc encryption=Require

    mkdir /data/misc/keystore 0700 keystore keystore

    # work around b/183668221

    restorecon /data/misc /data/misc/keystore



    # Boot level 30

    # odsign signing keys have MAX_BOOT_LEVEL=30

    # This is currently the earliest boot level, but we start at 30

    # to leave room for earlier levels.

    setprop keystore.boot_level 30



    # Now that /data is mounted and we have created /data/misc/keystore,

    # we can tell keystore to stop allowing use of early-boot keys,

    # and access its database for the first time to support creation and

    # use of MAX_BOOT_LEVEL keys.

    exec - system system -- /system/bin/vdc keymaster earlyBootEnded



    # /data/apex is now available. Start apexd to scan and activate APEXes.

    mkdir /data/apex 0755 root system encryption=None

    mkdir /data/apex/active 0755 root system
@@ -678,11 +695,7 @@ on post-fs-data 
    mkdir /data/apex/ota_reserved 0700 root system encryption=Require

    start apexd



    # Avoid predictable entropy pool. Carry over entropy from previous boot.

    copy /data/system/entropy.dat /dev/urandom



    # create basic filesystem structure

    mkdir /data/misc 01771 system misc encryption=Require

    # create rest of basic filesystem structure

    mkdir /data/misc/recovery 0770 system log

    copy /data/misc/recovery/ro.build.fingerprint /data/misc/recovery/ro.build.fingerprint.1

    chmod 0440 /data/misc/recovery/ro.build.fingerprint.1
@@ -706,7 +719,6 @@ on post-fs-data 
    mkdir /data/misc/nfc 0770 nfc nfc

    mkdir /data/misc/nfc/logs 0770 nfc nfc

    mkdir /data/misc/credstore 0700 credstore credstore

    mkdir /data/misc/keystore 0700 keystore keystore

    mkdir /data/misc/gatekeeper 0700 system system

    mkdir /data/misc/keychain 0771 system system

    mkdir /data/misc/net 0750 root shell
@@ -916,14 +928,13 @@ on post-fs-data 
    # odsign to be done with the key

    wait_for_prop odsign.key.done 1



    # After apexes are mounted, tell keymaster early boot has ended, so it will

    # stop allowing use of early-boot keys

    exec - system system -- /system/bin/vdc keymaster earlyBootEnded



    # Lock the fs-verity keyring, so no more keys can be added

    exec -- /system/bin/fsverity_init --lock



    setprop keystore.boot_level 40

    # Bump the boot level to 1000000000; this prevents further on-device signing.

    # This is a special value that shuts down the thread which listens for

    # further updates.

    setprop keystore.boot_level 1000000000



    # Allow apexd to snapshot and restore device encrypted apex data in the case

    # of a rollback. This should be done immediately after DE_user data keys