From 54774ab91e90939c96804ba23800702ed5a9af8b Mon Sep 17 00:00:00 2001 From: sickcodes Date: Fri, 28 May 2021 22:21:57 +0000 Subject: [PATCH] Add APFS extraction instructions. --- README.md | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/README.md b/README.md index 47704f3..0220646 100644 --- a/README.md +++ b/README.md @@ -961,6 +961,45 @@ docker run -it \ See also: [here](https://github.com/sickcodes/Docker-OSX/issues/222). + +#### Extracting the APFS disk on Linux + +In Docker-OSX, we are using `qcow2` images. + +This means the image grows as you use it, but the guest OS thinks you have 200GB available. + + +**READ ONLY** + +```bash +# mount the qemu image like a real disk +sudo modprobe nbd max_part=8 +sudo qemu-nbd --connect=/dev/nbd0 ./image.img +sudo fdisk /dev/nbd0 -l + +mkdir -p ./mnt +sudo mount /dev/nbd0p1 ./mnt + +# inspect partitions (2 partitions) +sudo fdisk /dev/nbd0 -l + +# mount using apfs-linux-rw OR apfs-fuse +mkdir -p ./part + +sudo mount /dev/nbd0p2 ./part +sudo apfs-fuse -o allow_other /dev/nbd0p2 ./part + +``` + +When you are finishing looking at your disk, you can unmount the partition, the disk, and remove the loopback device: + +```bash +sudo umount ./part +sudo umount ./mnt +sudo qemu-nbd --disconnect /dev/nbd0 +sudo rmmod nbd +``` + ### USB Passthrough Firstly, QEMU must be started as root.