blob: 1923addeb3ac2409ba4ee684c2fc3d19796fc599 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.hardware.sane.brscan4;
netDeviceList = attrValues cfg.netDevices;
etcFiles = pkgs.callPackage ./brscan4_etc_files.nix { netDevices = netDeviceList; };
netDeviceOpts = { name, config, ... }: {
options = {
name = mkOption {
type = types.str;
description = ''
The friendly name you give to the network device. If undefined,
the name of attribute will be used.
'';
example = literalExample "office1";
};
model = mkOption {
type = types.str;
description = ''
The model of the network device.
'';
example = literalExample "MFC-7860DW";
};
ip = mkOption {
type = with types; nullOr str;
default = null;
description = ''
The ip address of the device. If undefined, you will have to
provide a nodename.
'';
example = literalExample "192.168.1.2";
};
nodename = mkOption {
type = with types; nullOr str;
default = null;
description = ''
The node name of the device. If undefined, you will have to
provide an ip.
'';
example = literalExample "BRW0080927AFBCE";
};
};
config =
{ name = mkDefault name;
};
};
in
{
options = {
hardware.sane.brscan4.enable =
mkEnableOption "Brother's brscan4 scan backend" // {
description = ''
When enabled, will automatically register the "brscan4" sane
backend and bring configuration files to their expected location.
'';
};
hardware.sane.brscan4.netDevices = mkOption {
default = {};
example =
{ office1 = { model = "MFC-7860DW"; ip = "192.168.1.2"; };
office2 = { model = "MFC-7860DW"; nodename = "BRW0080927AFBCE"; };
};
type = with types; loaOf (submodule netDeviceOpts);
description = ''
The list of network devices that will be registered against the brscan4
sane backend.
'';
};
};
config = mkIf (config.hardware.sane.enable && cfg.enable) {
hardware.sane.extraBackends = [
pkgs.brscan4
];
environment.etc = singleton {
target = "opt/brother/scanner/brscan4";
source = "${etcFiles}/etc/opt/brother/scanner/brscan4";
};
assertions = [
{ assertion = all (x: !(null != x.ip && null != x.nodename)) netDeviceList;
message = ''
When describing a network device as part of the attribute list
`hardware.sane.brscan4.netDevices`, only one of its `ip` or `nodename`
attribute should be specified, not both!
'';
}
];
};
}
|