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mirror of https://github.com/topjohnwu/Magisk synced 2024-11-14 22:28:37 +01:00

Fix $RECOVERYMODE from config being incorrectly overridden

Move legacy SAR checking logic into mount_partitions, and avoid calling get_flags before check_boot_ramdisk
Fix #7346
This commit is contained in:
canyie 2023-09-24 16:22:24 +08:00 committed by John Wu
parent f5d3a71478
commit 187f583c95
2 changed files with 23 additions and 28 deletions

View File

@ -195,6 +195,9 @@ mount_partitions() {
# Check whether non rootfs root dir exists
SYSTEM_AS_ROOT=false
grep ' / ' /proc/mounts | grep -qv 'rootfs' && SYSTEM_AS_ROOT=true
LEGACYSAR=false
grep ' / ' /proc/mounts | grep -q '/dev/root' && LEGACYSAR=true
}
get_flags() {
@ -210,15 +213,6 @@ get_flags() {
PATCHVBMETAFLAG=true
fi
[ -z $RECOVERYMODE ] && RECOVERYMODE=false
if $SYSTEM_AS_ROOT; then
if grep ' / ' /proc/mounts | grep -q '/dev/root'; then
LEGACYSAR=true
else
LEGACYSAR=false
fi
else
LEGACYSAR=false
fi
}
run_migrations() { return; }
@ -231,9 +225,9 @@ grep_prop() { return; }
app_init() {
mount_partitions
get_flags
RAMDISKEXIST=false
check_boot_ramdisk && RAMDISKEXIST=true
get_flags
run_migrations
SHA1=$(grep_prop SHA1 $MAGISKTMP/.magisk/config)
check_encryption

View File

@ -279,7 +279,7 @@ mount_ro_ensure() {
}
# After calling this method, the following variables will be set:
# SLOT, SYSTEM_AS_ROOT
# SLOT, SYSTEM_AS_ROOT, LEGACYSAR
mount_partitions() {
# Check A/B slot
SLOT=$(grep_cmdline androidboot.slot_suffix)
@ -313,10 +313,27 @@ mount_partitions() {
fi
fi
$SYSTEM_AS_ROOT && ui_print "- Device is system-as-root"
LEGACYSAR=false
if $BOOTMODE; then
grep ' / ' /proc/mounts | grep -q '/dev/root' && LEGACYSAR=true
else
# Recovery mode, assume devices that don't use dynamic partitions are legacy SAR
local IS_DYNAMIC=false
if grep -q 'androidboot.super_partition' /proc/cmdline; then
IS_DYNAMIC=true
elif [ -n "$(find_block super)" ]; then
IS_DYNAMIC=true
fi
if $SYSTEM_AS_ROOT && ! $IS_DYNAMIC; then
LEGACYSAR=true
ui_print "- Legacy SAR, force kernel to load rootfs"
fi
fi
}
# After calling this method, the following variables will be set:
# ISENCRYPTED, PATCHVBMETAFLAG, LEGACYSAR,
# ISENCRYPTED, PATCHVBMETAFLAG,
# KEEPVERITY, KEEPFORCEENCRYPT, RECOVERYMODE
get_flags() {
if grep ' /data ' /proc/mounts | grep -q 'dm-'; then
@ -335,22 +352,6 @@ get_flags() {
PATCHVBMETAFLAG=true
ui_print "- No vbmeta partition, patch vbmeta in boot image"
fi
LEGACYSAR=false
if $BOOTMODE; then
grep ' / ' /proc/mounts | grep -q '/dev/root' && LEGACYSAR=true
else
# Recovery mode, assume devices that don't use dynamic partitions are legacy SAR
local IS_DYNAMIC=false
if grep -q 'androidboot.super_partition' /proc/cmdline; then
IS_DYNAMIC=true
elif [ -n "$(find_block super)" ]; then
IS_DYNAMIC=true
fi
if $SYSTEM_AS_ROOT && ! $IS_DYNAMIC; then
LEGACYSAR=true
ui_print "- Legacy SAR, force kernel to load rootfs"
fi
fi
# Overridable config flags with safe defaults
getvar KEEPVERITY