blob: 9b33e9c4a73ae166b993891906ee32c755f2eab0 (
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
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
|
{ config, lib, pkgs, ... }:
with import <stockholm/lib>;
{
imports = [
../2configs/nixpkgs.nix
{
users.extraUsers =
mapAttrs (_: h: { hashedPassword = h; })
(import <secrets/hashedPasswords.nix>);
}
{
users.extraUsers = {
root = {
openssh.authorizedKeys.keys = [
config.krebs.users.nin.pubkey
];
};
mainUser = {
name = "nin";
uid = 1337;
home = "/home/nin";
group = "users";
createHome = true;
useDefaultShell = true;
extraGroups = [
"audio"
"fuse"
];
openssh.authorizedKeys.keys = [
config.krebs.users.nin.pubkey
];
};
};
}
{
environment.variables = {
NIX_PATH = mkForce "secrets=/var/src/stockholm/null:/var/src";
};
}
(let ca-bundle = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt"; in {
environment.variables = {
CURL_CA_BUNDLE = ca-bundle;
GIT_SSL_CAINFO = ca-bundle;
SSL_CERT_FILE = ca-bundle;
};
})
];
networking.hostName = config.krebs.build.host.name;
nix.maxJobs = config.krebs.build.host.cores;
krebs = {
enable = true;
search-domain = "retiolum";
build = {
user = config.krebs.users.nin;
source = let inherit (config.krebs.build) host; in {
nixos-config.symlink = "stockholm/nin/1systems/${host.name}.nix";
secrets.file = "/home/nin/secrets/${host.name}";
stockholm.file = getEnv "PWD";
};
};
};
nix.useSandbox = true;
services.timesyncd.enable = true;
#why is this on in the first place?
services.nscd.enable = false;
boot.tmpOnTmpfs = true;
# see tmpfiles.d(5)
systemd.tmpfiles.rules = [
"d /tmp 1777 root root - -"
];
# multiple-definition-problem when defining environment.variables.EDITOR
environment.extraInit = ''
EDITOR=vim
MANPAGER=most
'';
nixpkgs.config.allowUnfree = true;
environment.systemPackages = with pkgs; [
#stockholm
git
gnumake
jq
proot
populate
p7zip
unzip
unrar
];
programs.bash = {
enableCompletion = true;
interactiveShellInit = ''
HISTCONTROL='erasedups:ignorespace'
HISTSIZE=65536
HISTFILESIZE=$HISTSIZE
shopt -s checkhash
shopt -s histappend histreedit histverify
shopt -s no_empty_cmd_completion
complete -d cd
'';
promptInit = ''
if test $UID = 0; then
PS1='\[\033[1;31m\]\w\[\033[0m\] '
elif test $UID = 1337; then
PS1='\[\033[1;32m\]\w\[\033[0m\] '
else
PS1='\[\033[1;33m\]\u@\w\[\033[0m\] '
fi
if test -n "$SSH_CLIENT"; then
PS1='\[\033[35m\]\h'" $PS1"
fi
'';
};
services.openssh = {
enable = true;
hostKeys = [
# XXX bits here make no science
{ bits = 8192; type = "ed25519"; path = "/etc/ssh/ssh_host_ed25519_key"; }
];
};
services.journald.extraConfig = ''
SystemMaxUse=1G
RuntimeMaxUse=128M
'';
krebs.iptables = {
enable = true;
tables = {
nat.PREROUTING.rules = [
{ predicate = "! -i retiolum -p tcp -m tcp --dport 22"; target = "REDIRECT --to-ports 0"; precedence = 100; }
{ predicate = "-p tcp -m tcp --dport 45621"; target = "REDIRECT --to-ports 22"; precedence = 99; }
];
nat.OUTPUT.rules = [
{ predicate = "-o lo -p tcp -m tcp --dport 45621"; target = "REDIRECT --to-ports 22"; precedence = 100; }
];
filter.INPUT.policy = "DROP";
filter.FORWARD.policy = "DROP";
filter.INPUT.rules = [
{ predicate = "-m conntrack --ctstate RELATED,ESTABLISHED"; target = "ACCEPT"; precedence = 10001; }
{ predicate = "-p icmp"; target = "ACCEPT"; precedence = 10000; }
{ predicate = "-i lo"; target = "ACCEPT"; precedence = 9999; }
{ predicate = "-p tcp --dport 22"; target = "ACCEPT"; precedence = 9998; }
{ predicate = "-p tcp -i retiolum"; target = "REJECT --reject-with tcp-reset"; precedence = -10000; }
{ predicate = "-p udp -i retiolum"; target = "REJECT --reject-with icmp-port-unreachable"; v6 = false; precedence = -10000; }
{ predicate = "-i retiolum"; target = "REJECT --reject-with icmp-proto-unreachable"; v6 = false; precedence = -10000; }
];
};
};
networking.dhcpcd.extraConfig = ''
noipv4ll
'';
}
|
