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infra/modules/garage/default.nix

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2024-08-24 01:05:16 +00:00
{
config,
lib,
pkgs,
flake,
...
}:
{
age.secrets."garage-rpc-secret" = {
file = "${flake.self}/secrets/garage-rpc-secret.age";
mode = "400";
};
age.secrets."garage-admin-token" = {
file = "${flake.self}/secrets/garage-admin-token.age";
mode = "400";
};
age.secrets."acme-namecheap-env" = {
file = "${flake.self}/secrets/acme-namecheap-env.age";
mode = "400";
};
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networking.firewall.allowedTCPPorts = [
3900
3901
3902
];
networking.firewall.interfaces.wg-ssh.allowedTCPPorts = [ 3903 ];
security.acme = {
defaults = {
# LEGO_DISABLE_CNAME_SUPPORT=true set here to fix issues with CNAME
# detection, as we use wildcard DNS for garage
environmentFile = config.age.secrets.acme-namecheap-env.path;
};
certs = {
# Wildcard certificate gets created automatically
"buckets.${config.pub-solar-os.networking.domain}" = {
# disable http challenge
webroot = null;
# enable dns challenge
dnsProvider = "namecheap";
};
# Wildcard certificate gets created automatically
"web.${config.pub-solar-os.networking.domain}" = {
# disable http challenge
webroot = null;
# enable dns challenge
dnsProvider = "namecheap";
};
};
};
services.nginx = {
upstreams.s3_backend.servers = {
"[::1]:3900" = { };
};
upstreams.web_backend.servers = {
"[::1]:3902" = { };
};
virtualHosts."buckets.${config.pub-solar-os.networking.domain}" = {
serverAliases = [ "*.buckets.${config.pub-solar-os.networking.domain}" ];
enableACME = true;
forceSSL = true;
locations."/" = {
proxyPass = "http://s3_backend";
extraConfig = ''
client_max_body_size 64m;
proxy_max_temp_file_size 0;
'';
};
};
virtualHosts."web.${config.pub-solar-os.networking.domain}" = {
serverAliases = [ "*.web.${config.pub-solar-os.networking.domain}" ];
enableACME = true;
forceSSL = true;
locations."/" = {
proxyPass = "http://web_backend";
};
};
};
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services.garage = {
enable = true;
package = pkgs.garage_1_0_1;
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settings = {
data_dir = "/var/lib/garage/data";
metadata_dir = "/var/lib/garage/meta";
db_engine = "lmdb";
replication_factor = 3;
compression_level = 2;
rpc_bind_addr = "[::]:3901";
s3_api = {
s3_region = "eu-central";
api_bind_addr = "[::]:3900";
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root_domain = ".buckets.${config.pub-solar-os.networking.domain}";
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};
s3_web = {
bind_addr = "[::]:3902";
root_domain = ".web.${config.pub-solar-os.networking.domain}";
index = "index.html";
};
admin = {
api_bind_addr = "[::]:3903";
};
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};
};
users.users.garage = {
isSystemUser = true;
home = "/var/lib/garage";
group = "garage";
};
users.groups.garage = { };
# Adapted from https://git.clan.lol/clan/clan-core/src/commit/23a9e35c665ff531fe1193dcc47056432fbbeacf/clanModules/garage/default.nix
# Disabled DynamicUser https://github.com/NixOS/nixpkgs/blob/nixos-24.05/nixos/modules/services/web-servers/garage.nix
# for mounts + permissions to work
systemd.services.garage = {
serviceConfig = {
user = "garage";
group = "garage";
DynamicUser = false;
LoadCredential = [
"rpc_secret_path:${config.age.secrets.garage-rpc-secret.path}"
"admin_token_path:${config.age.secrets.garage-admin-token.path}"
];
Environment = [
"GARAGE_ALLOW_WORLD_READABLE_SECRETS=true"
"GARAGE_RPC_SECRET_FILE=%d/rpc_secret_path"
"GARAGE_ADMIN_TOKEN_FILE=%d/admin_token_path"
];
};
};
}