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109 lines
3.8 KiB
109 lines
3.8 KiB
import ./make-test-python.nix ({ pkgs, ... }: {
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name = "mtp";
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meta = with pkgs.lib.maintainers; {
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maintainers = [ matthewcroughan nixinator ];
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};
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nodes =
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{
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client = { config, pkgs, ... }: {
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# DBUS runs only once a user session is created, which means a user has to
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# login. Here, we log in as root. Once logged in, the gvfs-daemon service runs
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# as UID 0 in User-0.service
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services.getty.autologinUser = "root";
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# XDG_RUNTIME_DIR is needed for running systemd-user services such as
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# gvfs-daemon as root.
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environment.variables.XDG_RUNTIME_DIR = "/run/user/0";
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environment.systemPackages = with pkgs; [ usbutils glib jmtpfs tree ];
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services.gvfs.enable = true;
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# Creates a usb-mtp device inside the VM, which is mapped to the host's
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# /tmp folder, it is able to write files to this location, but only has
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# permissions to read its own creations.
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virtualisation.qemu.options = [
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"-usb"
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"-device usb-mtp,rootdir=/tmp,readonly=false"
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];
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};
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};
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testScript = { nodes, ... }:
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let
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# Creates a list of QEMU MTP devices matching USB ID (46f4:0004). This
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# value can be sourced in a shell script. This is so we can loop over the
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# devices we find, as this test may want to use more than one MTP device
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# in future.
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mtpDevices = pkgs.writeScript "mtpDevices.sh" ''
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export mtpDevices=$(lsusb -d 46f4:0004 | awk {'print $2","$4'} | sed 's/[:-]/ /g')
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'';
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# Qemu is only capable of creating an MTP device with Picture Transfer
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# Protocol. This means that gvfs must use gphoto2:// rather than mtp://
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# when mounting.
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# https://github.com/qemu/qemu/blob/970bc16f60937bcfd334f14c614bd4407c247961/hw/usb/dev-mtp.c#L278
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gvfs = rec {
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mountAllMtpDevices = pkgs.writeScript "mountAllMtpDevices.sh" ''
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set -e
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source ${mtpDevices}
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for i in $mtpDevices
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do
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gio mount "gphoto2://[usb:$i]/"
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done
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'';
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unmountAllMtpDevices = pkgs.writeScript "unmountAllMtpDevices.sh" ''
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set -e
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source ${mtpDevices}
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for i in $mtpDevices
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do
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gio mount -u "gphoto2://[usb:$i]/"
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done
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'';
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# gvfsTest:
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# 1. Creates a 10M test file
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# 2. Copies it to the device using GIO tools
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# 3. Checks for corruption with `diff`
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# 4. Removes the file, then unmounts the disks.
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gvfsTest = pkgs.writeScript "gvfsTest.sh" ''
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set -e
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source ${mtpDevices}
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${mountAllMtpDevices}
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dd if=/dev/urandom of=testFile10M bs=1M count=10
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for i in $mtpDevices
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do
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gio copy ./testFile10M gphoto2://[usb:$i]/
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ls -lah /run/user/0/gvfs/*/testFile10M
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gio remove gphoto2://[usb:$i]/testFile10M
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done
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${unmountAllMtpDevices}
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'';
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};
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jmtpfs = {
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# jmtpfsTest:
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# 1. Mounts the device on a dir named `phone` using jmtpfs
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# 2. Puts the current Nixpkgs libmtp version into a file
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# 3. Checks for corruption with `diff`
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# 4. Prints the directory tree
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jmtpfsTest = pkgs.writeScript "jmtpfsTest.sh" ''
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set -e
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mkdir phone
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jmtpfs phone
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echo "${pkgs.libmtp.version}" > phone/tmp/testFile
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echo "${pkgs.libmtp.version}" > testFile
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diff phone/tmp/testFile testFile
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tree phone
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'';
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};
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in
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# Using >&2 allows the results of the scripts to be printed to the terminal
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# when building this test with Nix. Scripts would otherwise complete
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# silently.
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''
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start_all()
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client.wait_for_unit("multi-user.target")
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client.wait_for_unit("dbus.service")
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client.succeed("${gvfs.gvfsTest} >&2")
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client.succeed("${jmtpfs.jmtpfsTest} >&2")
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'';
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})
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