kubernetes-deployments/modules/attic.nix
2024-09-07 12:35:02 +02:00

205 lines
5.6 KiB
Nix

{ pkgs, lib, config, globals, ... }: {
options.attic.enable = lib.mkEnableOption "attic";
config = lib.mkIf config.attic.enable {
kubernetes.resources =
let
atticSettings = {
# The '+" is to explicitly denote the end of the Vals expression.
# This is done because we quote the template for the INI file.
# See: https://github.com/helmfile/vals?tab=readme-ov-file#expression-syntax
database.url = "ref+sops://secrets.yml#attic/databaseURL+";
storage = {
type = "local";
path = "/var/lib/atticd/storage";
};
listen = "[::]:8080";
# Data chunking
#
# Warning: If you change any of the values here, it will be
# difficult to reuse existing chunks for newly-uploaded NARs
# since the cutpoints will be different. As a result, the
# deduplication ratio will suffer for a while after the change.
chunking = {
# The minimum NAR size to trigger chunking
#
# If 0, chunking is disabled entirely for newly-uploaded NARs.
# If 1, all NARs are chunked.
nar-size-threshold = 64 * 1024; # 64 KiB
# The preferred minimum size of a chunk, in bytes
min-size = 16 * 1024; # 16 KiB
# The preferred average size of a chunk, in bytes
avg-size = 64 * 1024; # 64 KiB
# The preferred maximum size of a chunk, in bytes
max-size = 256 * 1024; # 256 KiB
};
};
generatedConfig = (pkgs.formats.toml { }).generate "attic.toml" atticSettings;
in
{
secrets = {
server.stringData = {
token = "ref+sops://secrets.yml#attic/jwtToken";
config = builtins.readFile generatedConfig;
};
database.stringData.password = "ref+sops://secrets.yml#/attic/databasePassword";
};
deployments = {
attic.spec = {
selector.matchLabels = {
app = "attic";
component = "website";
};
strategy = {
type = "RollingUpdate";
rollingUpdate = {
maxSurge = 0;
maxUnavailable = 1;
};
};
template = {
metadata.labels = {
app = "attic";
component = "website";
};
spec = {
containers.attic = {
image = globals.images.attic;
ports.web.containerPort = 8080;
args = [ "-f" "/etc/atticd/config.toml" ];
env.ATTIC_SERVER_TOKEN_HS256_SECRET_BASE64.valueFrom.secretKeyRef = {
name = "server";
key = "token";
};
volumeMounts = [
{
name = "data";
mountPath = "/var/lib/atticd/storage";
}
{
name = "config";
mountPath = "/etc/atticd/config.toml";
subPath = "config";
}
];
};
volumes = {
data.persistentVolumeClaim.claimName = "data";
config.secret.secretName = "server";
};
securityContext = {
fsGroup = 0;
fsGroupChangePolicy = "OnRootMismatch";
};
};
};
};
attic-db.spec = {
selector.matchLabels = {
app = "attic";
component = "database";
};
template = {
metadata.labels = {
app = "attic";
component = "database";
};
spec = {
containers.postgres = {
image = globals.images.postgres15;
imagePullPolicy = "IfNotPresent";
ports.postgres.containerPort = 5432;
env = {
POSTGRES_DB.value = "attic";
POSTGRES_USER.value = "attic";
PGDATA.value = "/pgdata/data";
POSTGRES_PASSWORD.valueFrom.secretKeyRef = {
name = "database";
key = "password";
};
};
volumeMounts = [{
name = "data";
mountPath = "/pgdata";
}];
};
volumes.data.persistentVolumeClaim.claimName = "database";
};
};
};
};
services = {
attic.spec = {
selector = {
app = "attic";
component = "website";
};
ports.web = {
port = 80;
targetPort = "web";
};
};
database.spec = {
selector = {
app = "attic";
component = "database";
};
ports.postgres = {
port = 5432;
targetPort = "postgres";
};
};
};
};
lab = {
ingresses.attic = {
host = "attic.kun.is";
service = {
name = "attic";
portName = "web";
};
};
longhorn.persistentVolumeClaim = {
data = {
volumeName = "attic";
storage = "15Gi";
};
database = {
volumeName = "attic-db";
storage = "150Mi";
};
};
};
};
}