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Add support for f2fs partitions (such as with Samsung devices) #73

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Add support for f2fs partitions (such as with Samsung devices) #73

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38 changes: 24 additions & 14 deletions dumpyara.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -169,23 +169,33 @@ PARTITIONS=(system systemex system_ext system_other vendor cust odm odm_ext oem
# Extract the images
LOGI "Extracting partitions..."
for partition in "${PARTITIONS[@]}"; do
# Proceed only if the image from 'PARTITIONS' array exists
if [[ -f "${partition}".img ]]; then
if [[ -f "${partition}.img" ]]; then
LOGI "Processing '${partition}.img'..."
# Try to extract file through '7z'
${FSCK_EROFS} --extract="${partition}" "${partition}".img >> /dev/null 2>&1 || {
# Try to extract file through '7z'
7z -snld x "${partition}".img -y -o"${partition}"/ > /dev/null || {
LOGE "'${partition}' extraction via '7z' failed."

# Only abort if we're at the first occourence
if [[ "${partition}" == "${PARTITIONS[0]}" ]]; then
LOGF "Aborting dumping considering it's a crucial partition."
if ! ${FSCK_EROFS} --extract="${partition}" "${partition}.img" >/dev/null 2>&1; then
# Try to extract file through '7z'
if ! 7z -snld x "${partition}.img" -y -o"${partition}/" >/dev/null 2>&1; then
LOGW "'${partition}' extraction via 7z failed, trying F2FS..."

sudo mkdir -p "/mnt/${partition}" "./${partition}"

if sudo mount -t f2fs -o loop,ro "${partition}.img" "/mnt/${partition}" >/dev/null 2>&1; then
sudo cp -a "/mnt/${partition}/." "./${partition}/" >/dev/null 2>&1 && LOGI "Copied '${partition}' successfully."
sudo chown -R "$(id -u):$(id -g)" "./${partition}"
sudo umount "/mnt/${partition}" >/dev/null 2>&1
sudo rm -rf "/mnt/${partition}"
else
LOGE "'${partition}' extraction via F2FS mount failed."
if [[ "${partition}" == "${PARTITIONS[0]}" ]]; then
LOGF "Aborting dumping considering it's a crucial partition."
fi
continue
fi
}
}
fi
fi

# Clean-up
rm -f "${partition}".img
# Clean up
rm -f "${partition}.img"
fi
done

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