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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
|
{ lib, ... }:
with builtins;
with lib;
with types;
types // rec {
host = submodule ({ config, ... }: {
options = {
name = mkOption {
type = label;
default = config._module.args.name;
};
cores = mkOption {
type = positive;
};
nets = mkOption {
type = attrsOf net;
default = {};
};
owner = mkOption {
type = user;
# TODO proper user
default = {
name = "krebs";
mail = "spam@krebsco.de";
};
};
extraZones = mkOption {
default = {};
# TODO: string is either MX, NS, A or AAAA
type = with types; attrsOf string;
};
secure = mkOption {
type = bool;
default = false;
description = ''
If true, then the host is capable of keeping secret information.
TODO define minimum requirements for secure hosts
'';
};
ssh.pubkey = mkOption {
type = nullOr str;
default = null;
apply = x:
if x != null
then x
else trace "The option `krebs.hosts.${config.name}.ssh.pubkey' is unused." null;
};
ssh.privkey = mkOption {
type = nullOr (submodule {
options = {
bits = mkOption {
type = nullOr (enum ["4096"]);
default = null;
};
path = mkOption {
type = either path str;
apply = x: {
path = toString x;
string = x;
}.${typeOf x};
};
type = mkOption {
type = enum ["rsa" "ed25519"];
default = "ed25519";
};
};
});
default = null;
};
};
});
net = submodule ({ config, ... }: {
options = {
via = mkOption {
type = nullOr net;
default = null;
};
addrs = mkOption {
type = listOf addr;
default = config.addrs4 ++ config.addrs6;
# TODO only default addrs make sense
};
addrs4 = mkOption {
type = listOf addr4;
default = [];
};
addrs6 = mkOption {
type = listOf addr6;
default = [];
};
aliases = mkOption {
# TODO nonEmptyListOf hostname
type = listOf hostname;
default = [];
};
ssh = mkOption {
type = submodule {
options = {
port = mkOption {
type = nullOr int;
default = null;
};
};
};
default = {};
};
tinc = mkOption {
type = let net = config; in nullOr (submodule ({ config, ... }: {
options = {
config = mkOption {
type = str;
default = concatStringsSep "\n" (
(optionals (net.via != null)
(map (a: "Address = ${a}") net.via.addrs))
++
(map (a: "Subnet = ${a}") net.addrs)
++
[config.pubkey]
);
};
pubkey = mkOption {
type = str;
};
};
}));
default = null;
};
};
});
positive = mkOptionType {
name = "positive integer";
check = x: isInt x && x > 0;
merge = mergeOneOption;
};
suffixed-str = suffs:
mkOptionType {
name = "string suffixed by ${concatStringsSep ", " suffs}";
check = x: isString x && any (flip hasSuffix x) suffs;
merge = mergeOneOption;
};
user = submodule ({ config, ... }: {
options = {
mail = mkOption {
type = str; # TODO retiolum mail address
};
name = mkOption {
type = username;
default = config._module.args.name;
};
pubkey = mkOption {
type = str;
};
};
});
# TODO
addr = str;
addr4 = str;
addr6 = str;
krebs.file-location = types.submodule {
options = {
# TODO user
host = mkOption {
type = host;
};
# TODO merge with ssl.privkey.path
path = mkOption {
type = types.either types.path types.str;
apply = x: {
path = toString x;
string = x;
}.${typeOf x};
};
};
};
# RFC952, B. Lexical grammar, <hname>
hostname = mkOptionType {
name = "hostname";
check = x: all label.check (splitString "." x);
merge = mergeOneOption;
};
# RFC952, B. Lexical grammar, <name>
# RFC1123, 2.1 Host Names and Numbers
label = mkOptionType {
name = "label";
# TODO case-insensitive labels
check = x: match "[0-9A-Za-z]([0-9A-Za-z-]*[0-9A-Za-z])?" x != null;
merge = mergeOneOption;
};
# POSIX.1‐2013, 3.278 Portable Filename Character Set
filename = mkOptionType {
name = "POSIX filename";
check = let
filename-chars = stringToCharacters
"-.0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
in s: all (flip elem filename-chars) (stringToCharacters s);
merge = mergeOneOption;
};
# POSIX.1-2013, 3.431 User Name
username = mkOptionType {
name = "POSIX username";
check = s: filename.check s && substring 0 1 s != "-";
};
}
|
