blob: 6afec3f0f1a02863c0b4df1502bd40ba2a403141 (
plain)
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
|
{
config,
lib,
...
}:
let
cfg = config.depot.net.sshd;
inherit (lib)
mkOption
mkDefault
mkIf
types
;
in
{
options.depot.net.sshd = {
enable = mkOption {
type = types.bool;
default = false;
description = "Enable hardened SSH service.";
};
publish = mkOption {
type = types.bool;
default = false;
description = "Publish SSH service over mDNS.";
};
};
config = mkIf cfg.enable {
services.openssh = {
enable = true;
startWhenNeeded = true;
openFirewall = true;
hostKeys = lib.singleton {
path = "/persist/certs/ssh/ssh_host_ed25519_key";
type = "ed25519";
};
settings = {
UsePAM = false;
X11Forwarding = false;
PermitRootLogin = "prohibit-password";
PasswordAuthentication = mkDefault false;
# Ciphers = [ "chacha20-poly1305@openssh.com" ];
# Macs = [ "hmac-sha2-512-etm@openssh.com" ];
# KexAlgorithms = [ "curve25519-sha256@libssh.org" ];
};
sftpServerExecutable = "internal-sftp";
sftpFlags = [
"-f AUTHPRIV"
"-l INFO"
];
# extraConfig =
# let
# pubkeyTypes = lib.strings.concatStringsSep "," [
# "sk-ssh-ed25519-cert-v01@openssh.com"
# "ssh-ed25519-cert-v01@openssh.com"
# "ssh-ed25519"
# ];
# in
# "PubkeyAcceptedKeyTypes ${pubkeyTypes}";
};
users.users.root.openssh.authorizedKeys.keys = [
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIP7T2uWJFUu8aFZZgQusGKyEMocb2pKbHLDad2eIJus9"
"ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEOw8YEbHsKy38JHp9W1wcxxZgWCDgnabOXccZUN5ddd"
"sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIIC366AFgJcPfqzPMZ8RRX29fkDoIpqWJdHFbEYt0r6pAAAAC3NzaDpnZW5lcmFs"
"sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIC4ntO9M5TO+SEWtrIT4XCdqP6UN1Hq2PKvhRIXHgaSDAAAAC3NzaDpnZW5lcmFs"
];
environment.etc = mkIf cfg.publish {
"systemd/dnssd/ssh.dnssd".text = ''
[Service]
Name=%H
Type=_ssh._tcp
Port=22
TxtText=hello world
'';
};
};
}
|
