nixos: remove systemd module
parent
f5f54a2ec2
commit
e8f433559a
@ -1,189 +0,0 @@
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let Sigil = env:DHALL_SIGIL
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let Prelude = Sigil.Prelude
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let XML = Prelude.XML
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let Libc = Sigil.Libc
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let VFS = Sigil.VFS
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let Init = Sigil.Init
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let Child = Init.Child
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let parentRoutes =
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Prelude.List.map Text Init.ServiceRoute.Type Init.ServiceRoute.parent
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in λ ( params
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: { args : List Text
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, binary : Text
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, coreutils : Text
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, extraVfs : List XML.Type
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, fsPersistence : Bool
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, interface : Optional Text
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, ramQuotaMiB : Natural
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}
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) →
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let socketsVfs =
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merge
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{ Some =
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λ(interface : Text) →
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[ VFS.dir
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"sockets"
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[ VFS.fs VFS.FS::{ label = "${interface}.sockets" } ]
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]
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, None = [] : List XML.Type
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}
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params.interface
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let init =
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Init::{
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, routes =
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parentRoutes [ "File_system", "Rtc", "Terminal", "Timer" ]
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, children =
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toMap
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{ vfs =
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Child.flat
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Child.Attributes::{
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, binary = "vfs"
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, exitPropagate = True
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, resources = Sigil.Init.Resources::{
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, caps = 256
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, ram = Sigil.units.MiB 8
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}
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, config = Init.Config::{
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, content =
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[ VFS.vfs
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( [ VFS.dir
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"dev"
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( [ VFS.dir
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"pipes"
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[ VFS.leaf "pipe" ]
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, VFS.leaf "log"
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, VFS.leaf "null"
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, VFS.leafAttrs
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"terminal"
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( toMap
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{ name = "entropy"
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, label = "entropy"
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}
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)
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, VFS.leaf "rtc"
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, VFS.leaf "zero"
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]
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# socketsVfs
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)
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, VFS.dir
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"usr"
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[ VFS.dir
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"bin"
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[ VFS.symlink
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"env"
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"${params.coreutils}/bin/env"
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]
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]
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, VFS.dir "tmp" [ VFS.leaf "ram" ]
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, VFS.dir
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"nix"
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[ VFS.dir
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"store"
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[ VFS.fs
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VFS.FS::{
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, label = "nix-store"
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, writeable = "no"
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}
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]
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]
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]
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# ( if params.fsPersistence
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then [ VFS.fs
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VFS.FS::{
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, label = "peristence"
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, writeable = "yes"
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}
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]
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else [ VFS.leaf "ram" ]
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)
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# params.extraVfs
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)
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]
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, policies =
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[ Init.Config.Policy::{
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, service = "File_system"
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, label = Init.LabelSelector.prefix "ExecStart"
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, attributes = toMap
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{ root = "/", writeable = "yes" }
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}
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, Init.Config.Policy::{
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, service = "File_system"
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, label = Init.LabelSelector.prefix "vfs_rom"
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, attributes = toMap
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{ root = "/", writeable = "no" }
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}
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]
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}
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}
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, vfs_rom =
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Child.flat
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Child.Attributes::{
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, binary = "cached_fs_rom"
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, resources = Sigil.Init.Resources::{
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, ram = Sigil.units.MiB 32
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}
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, config = Init.Config::{
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, policies =
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[ Init.Config.Policy::{
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, service = "ROM"
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, label = Init.LabelSelector.prefix "ExecStart"
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}
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]
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}
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}
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}
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# [ { mapKey = "ExecStart"
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, mapValue =
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Child.flat
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Child.Attributes::{
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, binary = params.binary
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, exitPropagate = True
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, resources = Sigil.Init.Resources::{
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, caps = 256
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, ram = Sigil.units.MiB params.ramQuotaMiB
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}
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, config =
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( Libc.toConfig
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Libc::{
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, stdin = Some "/dev/null"
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, stdout = Some "/dev/log"
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, stderr = Some "/dev/log"
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, pipe = Some "/dev/pipes"
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, rng = Some "/dev/entropy"
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, rtc = Some "/dev/rtc"
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, socket = Some "/dev/sockets"
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, vfs = [ VFS.leaf "fs" ]
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, args = [ params.binary ] # params.args
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}
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)
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with attributes = toMap { ld_verbose = "yes" }
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, routes =
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Prelude.List.map
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Text
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Init.ServiceRoute.Type
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( λ(label : Text) →
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Init.ServiceRoute.parentLabel
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"ROM"
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(Some label)
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(Some label)
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)
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[ "libc.lib.so"
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, "libm.lib.so"
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, "posix.lib.so"
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, "vfs.lib.so"
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]
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}
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}
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]
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}
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in Init.toChild init Init.Attributes::{=}
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@ -1,104 +0,0 @@
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{ config, pkgs, lib, ... }:
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with lib; {
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options.systemd.services = lib.mkOption {
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type = types.attrsOf (types.submodule ({ name, config, ... }: {
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options.genode = {
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enable =
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lib.mkEnableOption "systemd unit to a Genode subsystem translation";
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interface = lib.mkOption {
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type = with types; nullOr str;
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default = null;
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example = "eth0";
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description = ''
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Grant access to an IP stack for this interface.
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Only UDP and TCP are supported. No raw device access.
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'';
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};
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extraVfs = lib.mkOption {
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type = with types; nullOr path;
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default = null;
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description = ''
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Extra configuration to be appended to the VFS of the service.
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Dhall type is Prelude/XML/Type.
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'';
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};
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ramQuota = lib.mkOption {
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type = types.ints.unsigned;
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default = 16;
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description = "RAM quota in MiB";
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};
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fsPersistence = lib.mkOption {
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type = types.bool;
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default = false;
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description = ''
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Whether this service will have access to mutable and persistent storage.
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This space is shared among all services for which this option is available
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and UNIX permission bits are not honored.
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'';
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};
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};
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}));
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};
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config = {
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services.klogd.enable = false;
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# The default is determined by checking the Linux version
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# which cannot be evaluated here.
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genode.init.children = mapAttrs' (name: service:
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let name' = "services." + name;
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in {
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name = name';
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value = rec {
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extraInputs = with pkgs;
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with genodePackages; [
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bash
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cached_fs_rom
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libc
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posix
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vfs
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vfs_pipe
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];
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inherit (service.genode) fsPersistence;
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binary = builtins.head args;
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configFile = let
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args = lib.strings.splitString " "
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(toString service.serviceConfig.ExecStart);
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args' = ''[ "${concatStringsSep ''", "'' (builtins.tail args)}" ]'';
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# TODO: service.environment;
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interface = if service.genode.interface == null then
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"None Text"
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else
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''Some "${service.genode.interface}"'';
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toBool = cond: if cond then "True" else "False";
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in pkgs.writeText "${name'}.dhall" ''
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${./systemd-runner.dhall} {
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, args = ${args'}
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, binary = "${binary}"
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, coreutils = "${pkgs.coreutils}"
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, extraVfs = ${
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if service.genode.extraVfs == null then
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"[] : List (env:DHALL_SIGIL).Prelude.XML.Type"
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else
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service.genode.extraVfs
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}
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, fsPersistence = ${toBool service.genode.fsPersistence}
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, interface = ${interface}
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, ramQuotaMiB = ${toString service.genode.ramQuota}
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}
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'';
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};
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}) (filterAttrs (name: service: service.genode.enable)
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config.systemd.services);
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};
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}
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