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move all remaining pseudofiles to base module

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This commit is contained in:
Daniel Barlow 2022-09-27 14:06:07 +01:00
parent 797aa30c47
commit e40a91fca0
3 changed files with 24 additions and 26 deletions
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29
make-image.nix
View file

@ -8,28 +8,6 @@
, writeText
} : config :
let
pseudofiles = writeText "pseudofiles" ''
/ d 0755 0 0
/bin d 0755 0 0
/etc d 0755 0 0
/run d 0755 0 0
/dev d 0755 0 0
/dev/null c 0666 root root 1 3
/dev/zero c 0666 root root 1 5
/dev/tty1 c 0777 root root 4 1
/dev/tty2 c 0777 root root 4 2
/dev/tty3 c 0777 root root 4 3
/dev/tty4 c 0777 root root 4 4
/dev/tty c 0777 root root 5 0
/dev/console c 0600 root root 5 1
/proc d 0555 root root
/sys d 0555 root root
/dev/pts d 0755 0 0
/etc/init.d d 0755 0 0
/bin/sh s 0755 0 0 ${busybox}/bin/sh
/bin/busybox s 0755 0 0 ${busybox}/bin/busybox
'';
config-pseudofiles = pseudofile.write "config.etc"
(config.environment.contents);
@ -37,16 +15,15 @@ let
# add pseudofiles as packages to store so that the packages they
# depend on are also added
storeContents = [
pseudofiles
config-pseudofiles
] ++ config.packages ;
};
in runCommand "frob-squashfs" {
nativeBuildInputs = with buildPackages; [ squashfsTools qprint ];
} ''
} ''
cp ${storefs} ./store.img
chmod +w store.img
mksquashfs - store.img -no-recovery -quiet -no-progress -root-becomes store -p "/ d 0755 0 0"
mksquashfs - store.img -no-recovery -quiet -no-progress -root-becomes nix -pf ${pseudofiles} -pf ${config-pseudofiles}
mksquashfs - store.img -no-recovery -quiet -no-progress -root-becomes nix -p "/ d 0755 0 0" -pf ${config-pseudofiles}
cp store.img $out
''
''

17
modules/base.nix
View file

@ -2,6 +2,7 @@
let
inherit (lib) mkEnableOption mkOption types isDerivation hasAttr ;
inherit (pkgs.pseudofile) dir symlink;
inherit (pkgs) busybox;
type_service = types.package // {
name = "service";
@ -31,6 +32,19 @@ in {
};
config = {
environment = dir {
bin = dir {
sh = symlink "${busybox}/bin/sh";
busybox = symlink "${busybox}/bin/busybox";
};
dev =
let node = type: major: minor: mode : { inherit type major minor mode; };
in dir {
null = node "c" "1" "3" "0666";
zero = node "c" "1" "5" "0666";
tty = node "c" "5" "0" "0666";
console = node "c" "5" "1" "0600";
pts = dir {};
};
etc = dir {
profile = symlink
(pkgs.writeScript ".profile" ''
@ -40,6 +54,9 @@ in {
passwd = { file = "root::0:0:root:/:/bin/sh\n"; };
group = { file = "root::0:\n"; };
};
proc = dir {};
run = dir {};
sys = dir {};
};
};
}

4
pkgs/pseudofile/default.nix
View file

@ -21,6 +21,10 @@ let
else if attrs'.type == "d" then
(visit "${prefix}/${filename}" attrs.contents) +
"\n" + line
else if attrs'.type == "c" then
with attrs'; "${line} ${major} ${minor}"
else if attrs'.type == "b" then
with attrs'; "${line} ${major} ${minor}"
else if attrs'.type == "s" then
"${line} ${attrs'.target}"
else if attrs'.type == "l" then