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|
{ pkgs, sources, ... }:
let
versioning = sources.psql-versioning.src;
in {
config = {
services.postgresql = {
enable = true;
package = pkgs.postgresql_14;
initialScript = pkgs.writeText "schema.sql" ''
CREATE DATABASE "matrix-synapse" WITH TEMPLATE "template0" ENCODING "UTF8" LOCALE "C";
CREATE USER "matrix-synapse";
GRANT ALL PRIVILEGES ON DATABASE "matrix-synapse" TO "matrix-synapse";
GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA public TO "matrix-synapse";
CREATE DATABASE "email" WITH TEMPLATE "template0" ENCODING "UTF8" LOCALE "C";
CREATE USER "postfix";
GRANT CONNECT ON DATABASE "email" TO "postfix";
ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO "postfix";
CREATE USER "dovecot2";
GRANT CONNECT ON DATABASE "email" TO "dovecot2";
ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO "dovecot2";
'';
};
systemd.services.postgresql = {
postStart = ''
psql email postgres -eXf ${pkgs.writeText "email.sql" ''
\i ${versioning + "/install.versioning.sql"}
BEGIN;
SELECT _v.register_patch('000-base', null, null);
CREATE TABLE mailbox (
id uuid PRIMARY KEY NOT NULL DEFAULT gen_random_uuid(),
mailbox text NOT NULL CONSTRAINT mailbox_non_empty CHECK (mailbox <> '''),
quota_bytes bigint CONSTRAINT quota_bytes_positive CHECK (CASE WHEN quota_bytes IS NOT NULL THEN quota_bytes > 0 ELSE true END),
CONSTRAINT mailbox_unique UNIQUE (mailbox)
);
CREATE TABLE mailbox_mapping (
id uuid PRIMARY KEY NOT NULL DEFAULT gen_random_uuid(),
local text CONSTRAINT local_non_empty CHECK (local IS DISTINCT FROM '''),
domain text NOT NULL CONSTRAINT domain_non_empty CHECK (domain <> '''),
mailbox uuid REFERENCES mailbox(id),
CONSTRAINT local_domain_unique UNIQUE (local, domain)
);
CREATE UNIQUE INDEX domain_unique ON mailbox_mapping (domain) WHERE local IS NULL;
CREATE VIEW virtual_mailbox_domain (domain) AS SELECT DISTINCT domain FROM mailbox_mapping;
CREATE VIEW virtual_mailbox_mapping (mailbox, lookup) AS SELECT mailbox.mailbox as mailbox, (CASE WHEN local IS NULL THEN ''' ELSE local END) || '@' || domain AS lookup FROM mailbox_mapping INNER JOIN mailbox on mailbox.id = mailbox_mapping.mailbox;
CREATE VIEW imap_user ("user", quota_rule) AS SELECT mailbox AS "user", (CASE WHEN quota_bytes IS NULL THEN '*:ignore' ELSE '*:bytes=' || quota_bytes END) AS quota_rule FROM mailbox;
COMMIT;
BEGIN;
SELECT _v.register_patch('001-lmtp-mapping', ARRAY['000-base'], null);
CREATE VIEW lmtp_mapping ("user", quota_rule, local, domain) AS SELECT mailbox.mailbox AS "user", (CASE WHEN quota_bytes IS NULL THEN '*:ignore' ELSE '*:bytes=' || quota_bytes END) AS quota_rule, local, domain FROM mailbox INNER JOIN mailbox_mapping ON mailbox.id = mailbox_mapping.mailbox;
COMMIT;
''}
'';
};
};
}
|
