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author | Ismaël Bouya <ismael.bouya@normalesup.org> | 2019-05-17 00:49:27 +0200 |
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committer | Ismaël Bouya <ismael.bouya@normalesup.org> | 2019-05-17 01:31:05 +0200 |
commit | 182ae57f53731be220075bc87aff4d47a35563b8 (patch) | |
tree | 79b523057406db394668bbfd720660d6a1e24094 /modules/private/databases/postgresql.nix | |
parent | 6c97d2d715620a1cdc3b8a785174590ec0dafb98 (diff) | |
download | Nix-182ae57f53731be220075bc87aff4d47a35563b8.tar.gz Nix-182ae57f53731be220075bc87aff4d47a35563b8.tar.zst Nix-182ae57f53731be220075bc87aff4d47a35563b8.zip |
Move databases configs to modules
Diffstat (limited to 'modules/private/databases/postgresql.nix')
-rw-r--r-- | modules/private/databases/postgresql.nix | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/modules/private/databases/postgresql.nix b/modules/private/databases/postgresql.nix new file mode 100644 index 0000000..26242a8 --- /dev/null +++ b/modules/private/databases/postgresql.nix | |||
@@ -0,0 +1,141 @@ | |||
1 | { lib, pkgs, config, myconfig, ... }: | ||
2 | let | ||
3 | cfg = config.myServices.databases.postgresql; | ||
4 | in { | ||
5 | options.myServices.databases = { | ||
6 | postgresql = { | ||
7 | enable = lib.mkOption { | ||
8 | default = cfg.enable; | ||
9 | example = true; | ||
10 | description = "Whether to enable postgresql database"; | ||
11 | type = lib.types.bool; | ||
12 | }; | ||
13 | # Output variables | ||
14 | socketsDir = lib.mkOption { | ||
15 | type = lib.types.path; | ||
16 | default = "/run/postgresql"; | ||
17 | description = '' | ||
18 | The directory where Postgresql puts sockets. | ||
19 | ''; | ||
20 | readOnly = true; | ||
21 | }; | ||
22 | systemdRuntimeDirectory = lib.mkOption { | ||
23 | type = lib.types.str; | ||
24 | # Use ReadWritePaths= instead if socketsDir is outside of /run | ||
25 | default = assert lib.strings.hasPrefix "/run/" cfg.socketsDir; | ||
26 | lib.strings.removePrefix "/run/" cfg.socketsDir; | ||
27 | description = '' | ||
28 | Adjusted Postgresql sockets directory for systemd | ||
29 | ''; | ||
30 | readOnly = true; | ||
31 | }; | ||
32 | }; | ||
33 | }; | ||
34 | |||
35 | config = lib.mkIf cfg.enable { | ||
36 | nixpkgs.overlays = [ (self: super: rec { | ||
37 | postgresql = self.postgresql_11_custom; | ||
38 | }) ]; | ||
39 | |||
40 | networking.firewall.allowedTCPPorts = [ 5432 ]; | ||
41 | |||
42 | security.acme.certs."postgresql" = config.myServices.databasesCerts // { | ||
43 | user = "postgres"; | ||
44 | group = "postgres"; | ||
45 | plugins = [ "fullchain.pem" "key.pem" "account_key.json" ]; | ||
46 | domain = "db-1.immae.eu"; | ||
47 | postRun = '' | ||
48 | systemctl reload postgresql.service | ||
49 | ''; | ||
50 | }; | ||
51 | |||
52 | systemd.services.postgresql.serviceConfig = { | ||
53 | SupplementaryGroups = "keys"; | ||
54 | RuntimeDirectory = cfg.systemdRuntimeDirectory; | ||
55 | }; | ||
56 | services.postgresql = rec { | ||
57 | enable = true; | ||
58 | package = pkgs.postgresql; | ||
59 | enableTCPIP = true; | ||
60 | extraConfig = '' | ||
61 | max_connections = 100 | ||
62 | wal_level = logical | ||
63 | shared_buffers = 512MB | ||
64 | work_mem = 10MB | ||
65 | max_wal_size = 1GB | ||
66 | min_wal_size = 80MB | ||
67 | log_timezone = 'Europe/Paris' | ||
68 | datestyle = 'iso, mdy' | ||
69 | timezone = 'Europe/Paris' | ||
70 | lc_messages = 'en_US.UTF-8' | ||
71 | lc_monetary = 'en_US.UTF-8' | ||
72 | lc_numeric = 'en_US.UTF-8' | ||
73 | lc_time = 'en_US.UTF-8' | ||
74 | default_text_search_config = 'pg_catalog.english' | ||
75 | ssl = on | ||
76 | ssl_cert_file = '/var/lib/acme/postgresql/fullchain.pem' | ||
77 | ssl_key_file = '/var/lib/acme/postgresql/key.pem' | ||
78 | ''; | ||
79 | authentication = '' | ||
80 | local all postgres ident | ||
81 | local all all md5 | ||
82 | hostssl all all 188.165.209.148/32 md5 | ||
83 | hostssl all all 178.33.252.96/32 md5 | ||
84 | hostssl all all all pam | ||
85 | hostssl replication backup-1 2001:41d0:302:1100::9:e5a9/128 pam pamservice=postgresql_replication | ||
86 | hostssl replication backup-1 54.37.151.137/32 pam pamservice=postgresql_replication | ||
87 | ''; | ||
88 | }; | ||
89 | |||
90 | secrets.keys = [ | ||
91 | { | ||
92 | dest = "postgresql/pam"; | ||
93 | permissions = "0400"; | ||
94 | group = "postgres"; | ||
95 | user = "postgres"; | ||
96 | text = with myconfig.env.databases.postgresql.pam; '' | ||
97 | host ${myconfig.env.ldap.host} | ||
98 | base ${myconfig.env.ldap.base} | ||
99 | binddn ${dn} | ||
100 | bindpw ${password} | ||
101 | pam_filter ${filter} | ||
102 | ssl start_tls | ||
103 | ''; | ||
104 | } | ||
105 | { | ||
106 | dest = "postgresql/pam_replication"; | ||
107 | permissions = "0400"; | ||
108 | group = "postgres"; | ||
109 | user = "postgres"; | ||
110 | text = '' | ||
111 | host ${myconfig.env.ldap.host} | ||
112 | base ${myconfig.env.ldap.base} | ||
113 | binddn ${myconfig.env.ldap.host_dn} | ||
114 | bindpw ${myconfig.env.ldap.password} | ||
115 | pam_login_attribute cn | ||
116 | ssl start_tls | ||
117 | ''; | ||
118 | } | ||
119 | ]; | ||
120 | |||
121 | security.pam.services = let | ||
122 | pam_ldap = "${pkgs.pam_ldap}/lib/security/pam_ldap.so"; | ||
123 | in [ | ||
124 | { | ||
125 | name = "postgresql"; | ||
126 | text = '' | ||
127 | auth required ${pam_ldap} config=${config.secrets.location}/postgresql/pam | ||
128 | account required ${pam_ldap} config=${config.secrets.location}/postgresql/pam | ||
129 | ''; | ||
130 | } | ||
131 | { | ||
132 | name = "postgresql_replication"; | ||
133 | text = '' | ||
134 | auth required ${pam_ldap} config=${config.secrets.location}/postgresql/pam_replication | ||
135 | account required ${pam_ldap} config=${config.secrets.location}/postgresql/pam_replication | ||
136 | ''; | ||
137 | } | ||
138 | ]; | ||
139 | }; | ||
140 | } | ||
141 | |||