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simplify calling buildEnv

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This commit is contained in:
Daniel Barlow 2023-02-17 20:41:55 +00:00
parent 37caac1d56
commit 0777bb47c0
2 changed files with 16 additions and 10 deletions
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19
doc/developer.rst
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@ -7,11 +7,9 @@ than by building and flashing a new image every time. This manual
documents various affordances for iteration and experiments. documents various affordances for iteration and experiments.
In general, packages and tools that run on the "build" machine are In general, packages and tools that run on the "build" machine are
available in the ``buildEnv`` derivation. available in the ``buildEnv`` derivation and can most easily
be added to your environment by running ``nix-shell``
.. code-block:: console
nix-shell -A buildEnv
Emulated devices Emulated devices
@ -35,7 +33,7 @@ serial console and the `QEMU monitor <https://www.qemu.org/docs/master/system/m
.. code-block:: console .. code-block:: console
nix-shell -A buildEnv --run "mips-vm result/vmlinux result/squashfs" nix-shell --run "mips-vm result/vmlinux result/squashfs"
If you run with ``--background /path/to/some/directory`` as the first If you run with ``--background /path/to/some/directory`` as the first
parameter, it will fork into the background and open Unix sockets in parameter, it will fork into the background and open Unix sockets in
@ -71,7 +69,7 @@ This is made available as the ``routeros`` command in ``buildEnv``, so you
can do something like:: can do something like::
mkdir ros-sockets mkdir ros-sockets
nix-shell -A buildEnv nix-shell
nix-shell$ routeros ros-sockets nix-shell$ routeros ros-sockets
nix-shell$ connect-vm ./ros-sockets/console nix-shell$ connect-vm ./ros-sockets/console
@ -104,8 +102,7 @@ do something like this:
.. code-block:: console .. code-block:: console
nix-shell -A buildEnv nix-shell --run "tufted -a 192.168.8.251 result"
--run "tufted -a 192.168.8.251 result"
and then issue appropriate U-boot commands to download and flash the and then issue appropriate U-boot commands to download and flash the
image. image.
@ -149,7 +146,7 @@ router from the internet so you can borrow the cable/fibre/DSL.
You need to configure the Ethernet card for VFIO passthru, then You need to configure the Ethernet card for VFIO passthru, then
you can execute ``run-border-vm`` in a ``buildEnv`` shell, you can execute ``run-border-vm`` in a ``buildEnv`` shell,
which starts up QEMU using the NixOS configuration in which starts up QEMU using the NixOS configuration in
``bordervm-configuration.nix`` ``bordervm-configuration.nix``.
In this VM In this VM
@ -169,6 +166,10 @@ In this VM
To configure bordervm, you need a file called ``bordervm.conf.nix`` To configure bordervm, you need a file called ``bordervm.conf.nix``
which you can create by copying and appropriately editing ``bordervm.conf-example.nix`` which you can create by copying and appropriately editing ``bordervm.conf-example.nix``
Note: If you make changes to the bordervm configuration after
executing ``run-border-vm``, you need to remove the ``border.qcow2``
disk image file otherwise the changes won't get picked up.
Running tests Running tests
************* *************

7
shell.nix
View file

@ -5,4 +5,9 @@ let
liminix-config = ./vanilla-configuration.nix; liminix-config = ./vanilla-configuration.nix;
inherit nixpkgs; inherit nixpkgs;
}); });
in liminix in liminix.buildEnv.overrideAttrs (o: {
nativeBuildInputs = o.nativeBuildInputs ++ [ (import nixpkgs {}).sphinx ] ;
shellHook = ''
publish(){ make -C doc html && rsync -azv doc/_build/html/ myhtic.telent.net:/var/www/blogs/www.liminix.org/_site/doc; }
'';
})