pyrox.dev
1{ config, lib, pkgs, ... }:
2
3with lib;
4
5let
6
7 cfg = config.services.riak-cs;
8
9in
10
11{
12
13 ###### interface
14
15 options = {
16
17 services.riak-cs = {
18
19 enable = mkEnableOption "riak-cs";
20
21 package = mkOption {
22 type = types.package;
23 default = pkgs.riak-cs;
24 defaultText = "pkgs.riak-cs";
25 example = literalExample "pkgs.riak-cs";
26 description = ''
27 Riak package to use.
28 '';
29 };
30
31 nodeName = mkOption {
32 type = types.str;
33 default = "riak-cs@127.0.0.1";
34 description = ''
35 Name of the Erlang node.
36 '';
37 };
38
39 anonymousUserCreation = mkOption {
40 type = types.bool;
41 default = false;
42 description = ''
43 Anonymous user creation.
44 '';
45 };
46
47 riakHost = mkOption {
48 type = types.str;
49 default = "127.0.0.1:8087";
50 description = ''
51 Name of riak hosting service.
52 '';
53 };
54
55 listener = mkOption {
56 type = types.str;
57 default = "127.0.0.1:8080";
58 description = ''
59 Name of Riak CS listening service.
60 '';
61 };
62
63 stanchionHost = mkOption {
64 type = types.str;
65 default = "127.0.0.1:8085";
66 description = ''
67 Name of stanchion hosting service.
68 '';
69 };
70
71 stanchionSsl = mkOption {
72 type = types.bool;
73 default = true;
74 description = ''
75 Tell stanchion to use SSL.
76 '';
77 };
78
79 distributedCookie = mkOption {
80 type = types.str;
81 default = "riak";
82 description = ''
83 Cookie for distributed node communication. All nodes in the
84 same cluster should use the same cookie or they will not be able to
85 communicate.
86 '';
87 };
88
89 dataDir = mkOption {
90 type = types.path;
91 default = "/var/db/riak-cs";
92 description = ''
93 Data directory for Riak CS.
94 '';
95 };
96
97 logDir = mkOption {
98 type = types.path;
99 default = "/var/log/riak-cs";
100 description = ''
101 Log directory for Riak CS.
102 '';
103 };
104
105 extraConfig = mkOption {
106 type = types.lines;
107 default = "";
108 description = ''
109 Additional text to be appended to <filename>riak-cs.conf</filename>.
110 '';
111 };
112
113 extraAdvancedConfig = mkOption {
114 type = types.lines;
115 default = "";
116 description = ''
117 Additional text to be appended to <filename>advanced.config</filename>.
118 '';
119 };
120 };
121
122 };
123
124 ###### implementation
125
126 config = mkIf cfg.enable {
127
128 environment.systemPackages = [ cfg.package ];
129 environment.etc."riak-cs/riak-cs.conf".text = ''
130 nodename = ${cfg.nodeName}
131 distributed_cookie = ${cfg.distributedCookie}
132
133 platform_log_dir = ${cfg.logDir}
134
135 riak_host = ${cfg.riakHost}
136 listener = ${cfg.listener}
137 stanchion_host = ${cfg.stanchionHost}
138
139 anonymous_user_creation = ${if cfg.anonymousUserCreation then "on" else "off"}
140
141 ${cfg.extraConfig}
142 '';
143
144 environment.etc."riak-cs/advanced.config".text = ''
145 ${cfg.extraAdvancedConfig}
146 '';
147
148 users.extraUsers.riak-cs = {
149 name = "riak-cs";
150 uid = config.ids.uids.riak-cs;
151 group = "riak";
152 description = "Riak CS server user";
153 };
154
155 systemd.services.riak-cs = {
156 description = "Riak CS Server";
157
158 wantedBy = [ "multi-user.target" ];
159 after = [ "network.target" ];
160
161 path = [
162 pkgs.utillinux # for `logger`
163 pkgs.bash
164 ];
165
166 environment.HOME = "${cfg.dataDir}";
167 environment.RIAK_CS_DATA_DIR = "${cfg.dataDir}";
168 environment.RIAK_CS_LOG_DIR = "${cfg.logDir}";
169 environment.RIAK_CS_ETC_DIR = "/etc/riak";
170
171 preStart = ''
172 if ! test -e ${cfg.logDir}; then
173 mkdir -m 0755 -p ${cfg.logDir}
174 chown -R riak-cs ${cfg.logDir}
175 fi
176
177 if ! test -e ${cfg.dataDir}; then
178 mkdir -m 0700 -p ${cfg.dataDir}
179 chown -R riak-cs ${cfg.dataDir}
180 fi
181 '';
182
183 serviceConfig = {
184 ExecStart = "${cfg.package}/bin/riak-cs console";
185 ExecStop = "${cfg.package}/bin/riak-cs stop";
186 StandardInput = "tty";
187 User = "riak-cs";
188 Group = "riak-cs";
189 PermissionsStartOnly = true;
190 # Give Riak a decent amount of time to clean up.
191 TimeoutStopSec = 120;
192 LimitNOFILE = 65536;
193 };
194
195 unitConfig.RequiresMountsFor = [
196 "${cfg.dataDir}"
197 "${cfg.logDir}"
198 "/etc/riak"
199 ];
200 };
201 };
202}