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gerd.postgresql: initial add

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eyjhb 2024-08-24 15:01:59 +02:00
parent b9163999bb
commit 84a3027d0c
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4
machines/gerd.nix
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@ -4,6 +4,8 @@
./../shared/applications/server/acme.nix
./../shared/applications/server/nginx.nix
./../shared/applications/server/postgresql.nix
./../shared/applications/state/postgresql.nix
./../shared/applications/state/ssh.nix
./gerd/services/fricloud-website.nix
@ -31,6 +33,8 @@
"safe/svcs/hedgedoc" = { mountpoint = "/srv/hedgedoc"; extra.options.quota = "5G"; };
"safe/svcs/nextcloud" = { mountpoint = "/srv/nextcloud"; extra.options.quota = "5G"; };
"safe/svcs/stalwart" = { mountpoint = "/srv/stalwart"; extra.options.quota = "5G"; };
"safe/svcs/postgresql" = { mountpoint = "/srv/postgresql"; extra.options.quota = "5G"; };
"backup/postgresql" = { mountpoint = "/media/backup/postgresqlbackup"; extra.options.quota = "5G"; };
};
};

31
shared/applications/server/postgresql.nix Normal file
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@ -0,0 +1,31 @@
{ config, ... }:
{
services.postgresql = {
enable = true;
};
# backup postgresql databases (everything in ensuredatabases)
services.postgresqlBackup = {
enable = true;
compression = "zstd";
# default to backup all databadatabases
databases = config.services.postgresql.ensureDatabases;
};
# default the locale to C. I have NO CLUE why you would
# like to use any other locale, than the default C.
# However, matrix synapse complains A LOT if it isn't C,
# so we just default to it! No worries!
# Matrix Synapse Locale Note
# - https://github.com/element-hq/synapse/blob/develop/docs/postgres.md#fixing-incorrect-collate-or-ctype
# NOTE from postgresql here https://www.postgresql.org/docs/current/locale.html
# Using C.UTF-8, because setting `LC_CTYPE=C` will default encoding to SQL_ASCII.
# https://pganalyze.com/blog/5mins-postgres-17-builtin-c-utf8-locale
systemd.services.postgresql.environment = {
LC_CTYPE = "C.UTF-8";
LC_COLLATE = "C";
};
}

20
shared/applications/state/postgresql.nix Normal file
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@ -0,0 +1,20 @@
{ config, ... }:
let
stateDir= config.mine.zfsMounts."rpool/safe/svcs/postgresql";
backupDir = config.mine.zfsMounts."rpool/backup/postgresql";
postgresql_user = config.systemd.services.postgresql.serviceConfig.User;
postgresql_group = config.systemd.services.postgresql.serviceConfig.Group;
in {
services.postgresql.dataDir = stateDir;
# backup postgresql databases (everything in ensuredatabases)
services.postgresqlBackup.location = backupDir;
# ensure correct permissions for postgresql and postgresql backup
systemd.tmpfiles.rules = [
"Z ${stateDir} 0770 ${postgresql_user} ${postgresql_group} -"
"Z ${backupDir} 0770 ${postgresql_user} ${postgresql_group} -"
];
}