nixpkgs/nixos/modules/services/misc/gitlab.nix
2022-05-22 13:09:36 +02:00

1461 lines
50 KiB
Nix

{ config, lib, options, pkgs, utils, ... }:
with lib;
let
cfg = config.services.gitlab;
opt = options.services.gitlab;
ruby = cfg.packages.gitlab.ruby;
postgresqlPackage = if config.services.postgresql.enable then
config.services.postgresql.package
else
pkgs.postgresql_12;
gitlabSocket = "${cfg.statePath}/tmp/sockets/gitlab.socket";
gitalySocket = "${cfg.statePath}/tmp/sockets/gitaly.socket";
pathUrlQuote = url: replaceStrings ["/"] ["%2F"] url;
databaseConfig = let
val = {
adapter = "postgresql";
database = cfg.databaseName;
host = cfg.databaseHost;
username = cfg.databaseUsername;
encoding = "utf8";
pool = cfg.databasePool;
} // cfg.extraDatabaseConfig;
in if lib.versionAtLeast (lib.getVersion cfg.packages.gitlab) "15.0" then {
production.main = val;
} else {
production = val;
};
# We only want to create a database if we're actually going to connect to it.
databaseActuallyCreateLocally = cfg.databaseCreateLocally && cfg.databaseHost == "";
gitalyToml = pkgs.writeText "gitaly.toml" ''
socket_path = "${lib.escape ["\""] gitalySocket}"
bin_dir = "${cfg.packages.gitaly}/bin"
prometheus_listen_addr = "localhost:9236"
[git]
bin_path = "${pkgs.git}/bin/git"
[gitaly-ruby]
dir = "${cfg.packages.gitaly.ruby}"
[gitlab-shell]
dir = "${cfg.packages.gitlab-shell}"
[hooks]
custom_hooks_dir = "${cfg.statePath}/custom_hooks"
[gitlab]
secret_file = "${cfg.statePath}/gitlab_shell_secret"
url = "http+unix://${pathUrlQuote gitlabSocket}"
[gitlab.http-settings]
self_signed_cert = false
${concatStringsSep "\n" (attrValues (mapAttrs (k: v: ''
[[storage]]
name = "${lib.escape ["\""] k}"
path = "${lib.escape ["\""] v.path}"
'') gitlabConfig.production.repositories.storages))}
'';
gitlabShellConfig = flip recursiveUpdate cfg.extraShellConfig {
user = cfg.user;
gitlab_url = "http+unix://${pathUrlQuote gitlabSocket}";
http_settings.self_signed_cert = false;
repos_path = "${cfg.statePath}/repositories";
secret_file = "${cfg.statePath}/gitlab_shell_secret";
log_file = "${cfg.statePath}/log/gitlab-shell.log";
redis = {
bin = "${pkgs.redis}/bin/redis-cli";
host = "127.0.0.1";
port = config.services.redis.servers.gitlab.port;
database = 0;
namespace = "resque:gitlab";
};
};
redisConfig.production.url = cfg.redisUrl;
pagesArgs = [
"-pages-domain" gitlabConfig.production.pages.host
"-pages-root" "${gitlabConfig.production.shared.path}/pages"
] ++ cfg.pagesExtraArgs;
gitlabConfig = {
# These are the default settings from config/gitlab.example.yml
production = flip recursiveUpdate cfg.extraConfig {
gitlab = {
host = cfg.host;
port = cfg.port;
https = cfg.https;
user = cfg.user;
email_enabled = true;
email_display_name = "GitLab";
email_reply_to = "noreply@localhost";
default_theme = 2;
default_projects_features = {
issues = true;
merge_requests = true;
wiki = true;
snippets = true;
builds = true;
container_registry = true;
};
};
repositories.storages.default.path = "${cfg.statePath}/repositories";
repositories.storages.default.gitaly_address = "unix:${gitalySocket}";
artifacts.enabled = true;
lfs.enabled = true;
gravatar.enabled = true;
cron_jobs = { };
gitlab_ci.builds_path = "${cfg.statePath}/builds";
ldap.enabled = false;
omniauth.enabled = false;
shared.path = "${cfg.statePath}/shared";
gitaly.client_path = "${cfg.packages.gitaly}/bin";
backup = {
gitaly_backup_path = "${cfg.packages.gitaly}/bin/gitaly-backup";
path = cfg.backup.path;
keep_time = cfg.backup.keepTime;
} // (optionalAttrs (cfg.backup.uploadOptions != {}) {
upload = cfg.backup.uploadOptions;
});
gitlab_shell = {
path = "${cfg.packages.gitlab-shell}";
hooks_path = "${cfg.statePath}/shell/hooks";
secret_file = "${cfg.statePath}/gitlab_shell_secret";
upload_pack = true;
receive_pack = true;
};
workhorse.secret_file = "${cfg.statePath}/.gitlab_workhorse_secret";
gitlab_kas.secret_file = "${cfg.statePath}/.gitlab_kas_secret";
git.bin_path = "git";
monitoring = {
ip_whitelist = [ "127.0.0.0/8" "::1/128" ];
sidekiq_exporter = {
enable = true;
address = "localhost";
port = 3807;
};
};
registry = lib.optionalAttrs cfg.registry.enable {
enabled = true;
host = cfg.registry.externalAddress;
port = cfg.registry.externalPort;
key = cfg.registry.keyFile;
api_url = "http://${config.services.dockerRegistry.listenAddress}:${toString config.services.dockerRegistry.port}/";
issuer = "gitlab-issuer";
};
extra = {};
uploads.storage_path = cfg.statePath;
};
};
gitlabEnv = cfg.packages.gitlab.gitlabEnv // {
HOME = "${cfg.statePath}/home";
PUMA_PATH = "${cfg.statePath}/";
GITLAB_PATH = "${cfg.packages.gitlab}/share/gitlab/";
SCHEMA = "${cfg.statePath}/db/structure.sql";
GITLAB_UPLOADS_PATH = "${cfg.statePath}/uploads";
GITLAB_LOG_PATH = "${cfg.statePath}/log";
GITLAB_REDIS_CONFIG_FILE = pkgs.writeText "redis.yml" (builtins.toJSON redisConfig);
prometheus_multiproc_dir = "/run/gitlab";
RAILS_ENV = "production";
MALLOC_ARENA_MAX = "2";
} // cfg.extraEnv;
gitlab-rake = pkgs.stdenv.mkDerivation {
name = "gitlab-rake";
buildInputs = [ pkgs.makeWrapper ];
dontBuild = true;
dontUnpack = true;
installPhase = ''
mkdir -p $out/bin
makeWrapper ${cfg.packages.gitlab.rubyEnv}/bin/rake $out/bin/gitlab-rake \
${concatStrings (mapAttrsToList (name: value: "--set ${name} '${value}' ") gitlabEnv)} \
--set PATH '${lib.makeBinPath [ pkgs.nodejs pkgs.gzip pkgs.git pkgs.gnutar postgresqlPackage pkgs.coreutils pkgs.procps ]}:$PATH' \
--set RAKEOPT '-f ${cfg.packages.gitlab}/share/gitlab/Rakefile' \
--chdir '${cfg.packages.gitlab}/share/gitlab'
'';
};
gitlab-rails = pkgs.stdenv.mkDerivation {
name = "gitlab-rails";
buildInputs = [ pkgs.makeWrapper ];
dontBuild = true;
dontUnpack = true;
installPhase = ''
mkdir -p $out/bin
makeWrapper ${cfg.packages.gitlab.rubyEnv}/bin/rails $out/bin/gitlab-rails \
${concatStrings (mapAttrsToList (name: value: "--set ${name} '${value}' ") gitlabEnv)} \
--set PATH '${lib.makeBinPath [ pkgs.nodejs pkgs.gzip pkgs.git pkgs.gnutar postgresqlPackage pkgs.coreutils pkgs.procps ]}:$PATH' \
--chdir '${cfg.packages.gitlab}/share/gitlab'
'';
};
extraGitlabRb = pkgs.writeText "extra-gitlab.rb" cfg.extraGitlabRb;
smtpSettings = pkgs.writeText "gitlab-smtp-settings.rb" ''
if Rails.env.production?
Rails.application.config.action_mailer.delivery_method = :smtp
ActionMailer::Base.delivery_method = :smtp
ActionMailer::Base.smtp_settings = {
address: "${cfg.smtp.address}",
port: ${toString cfg.smtp.port},
${optionalString (cfg.smtp.username != null) ''user_name: "${cfg.smtp.username}",''}
${optionalString (cfg.smtp.passwordFile != null) ''password: "@smtpPassword@",''}
domain: "${cfg.smtp.domain}",
${optionalString (cfg.smtp.authentication != null) "authentication: :${cfg.smtp.authentication},"}
enable_starttls_auto: ${boolToString cfg.smtp.enableStartTLSAuto},
tls: ${boolToString cfg.smtp.tls},
ca_file: "/etc/ssl/certs/ca-certificates.crt",
openssl_verify_mode: '${cfg.smtp.opensslVerifyMode}'
}
end
'';
in {
imports = [
(mkRenamedOptionModule [ "services" "gitlab" "stateDir" ] [ "services" "gitlab" "statePath" ])
(mkRenamedOptionModule [ "services" "gitlab" "backupPath" ] [ "services" "gitlab" "backup" "path" ])
(mkRemovedOptionModule [ "services" "gitlab" "satelliteDir" ] "")
];
options = {
services.gitlab = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Enable the gitlab service.
'';
};
packages.gitlab = mkOption {
type = types.package;
default = pkgs.gitlab;
defaultText = literalExpression "pkgs.gitlab";
description = "Reference to the gitlab package";
example = literalExpression "pkgs.gitlab-ee";
};
packages.gitlab-shell = mkOption {
type = types.package;
default = pkgs.gitlab-shell;
defaultText = literalExpression "pkgs.gitlab-shell";
description = "Reference to the gitlab-shell package";
};
packages.gitlab-workhorse = mkOption {
type = types.package;
default = pkgs.gitlab-workhorse;
defaultText = literalExpression "pkgs.gitlab-workhorse";
description = "Reference to the gitlab-workhorse package";
};
packages.gitaly = mkOption {
type = types.package;
default = pkgs.gitaly;
defaultText = literalExpression "pkgs.gitaly";
description = "Reference to the gitaly package";
};
packages.pages = mkOption {
type = types.package;
default = pkgs.gitlab-pages;
defaultText = literalExpression "pkgs.gitlab-pages";
description = "Reference to the gitlab-pages package";
};
statePath = mkOption {
type = types.str;
default = "/var/gitlab/state";
description = ''
GitLab state directory. Configuration, repositories and
logs, among other things, are stored here.
The directory will be created automatically if it doesn't
exist already. Its parent directories must be owned by
either <literal>root</literal> or the user set in
<option>services.gitlab.user</option>.
'';
};
extraEnv = mkOption {
type = types.attrsOf types.str;
default = {};
description = ''
Additional environment variables for the GitLab environment.
'';
};
backup.startAt = mkOption {
type = with types; either str (listOf str);
default = [];
example = "03:00";
description = ''
The time(s) to run automatic backup of GitLab
state. Specified in systemd's time format; see
<citerefentry><refentrytitle>systemd.time</refentrytitle>
<manvolnum>7</manvolnum></citerefentry>.
'';
};
backup.path = mkOption {
type = types.str;
default = cfg.statePath + "/backup";
defaultText = literalExpression ''config.${opt.statePath} + "/backup"'';
description = "GitLab path for backups.";
};
backup.keepTime = mkOption {
type = types.int;
default = 0;
example = 48;
apply = x: x * 60 * 60;
description = ''
How long to keep the backups around, in
hours. <literal>0</literal> means <quote>keep
forever</quote>.
'';
};
backup.skip = mkOption {
type = with types;
let value = enum [
"db"
"uploads"
"builds"
"artifacts"
"lfs"
"registry"
"pages"
"repositories"
"tar"
];
in
either value (listOf value);
default = [];
example = [ "artifacts" "lfs" ];
apply = x: if isString x then x else concatStringsSep "," x;
description = ''
Directories to exclude from the backup. The example excludes
CI artifacts and LFS objects from the backups. The
<literal>tar</literal> option skips the creation of a tar
file.
Refer to <link xlink:href="https://docs.gitlab.com/ee/raketasks/backup_restore.html#excluding-specific-directories-from-the-backup"/>
for more information.
'';
};
backup.uploadOptions = mkOption {
type = types.attrs;
default = {};
example = literalExpression ''
{
# Fog storage connection settings, see http://fog.io/storage/
connection = {
provider = "AWS";
region = "eu-north-1";
aws_access_key_id = "AKIAXXXXXXXXXXXXXXXX";
aws_secret_access_key = { _secret = config.deployment.keys.aws_access_key.path; };
};
# The remote 'directory' to store your backups in.
# For S3, this would be the bucket name.
remote_directory = "my-gitlab-backups";
# Use multipart uploads when file size reaches 100MB, see
# http://docs.aws.amazon.com/AmazonS3/latest/dev/uploadobjusingmpu.html
multipart_chunk_size = 104857600;
# Turns on AWS Server-Side Encryption with Amazon S3-Managed Keys for backups, this is optional
encryption = "AES256";
# Specifies Amazon S3 storage class to use for backups, this is optional
storage_class = "STANDARD";
};
'';
description = ''
GitLab automatic upload specification. Tells GitLab to
upload the backup to a remote location when done.
Attributes specified here are added under
<literal>production -> backup -> upload</literal> in
<filename>config/gitlab.yml</filename>.
'';
};
databaseHost = mkOption {
type = types.str;
default = "";
description = ''
GitLab database hostname. An empty string means <quote>use
local unix socket connection</quote>.
'';
};
databasePasswordFile = mkOption {
type = with types; nullOr path;
default = null;
description = ''
File containing the GitLab database user password.
This should be a string, not a nix path, since nix paths are
copied into the world-readable nix store.
'';
};
databaseCreateLocally = mkOption {
type = types.bool;
default = true;
description = ''
Whether a database should be automatically created on the
local host. Set this to <literal>false</literal> if you plan
on provisioning a local database yourself. This has no effect
if <option>services.gitlab.databaseHost</option> is customized.
'';
};
databaseName = mkOption {
type = types.str;
default = "gitlab";
description = "GitLab database name.";
};
databaseUsername = mkOption {
type = types.str;
default = "gitlab";
description = "GitLab database user.";
};
databasePool = mkOption {
type = types.int;
default = 5;
description = "Database connection pool size.";
};
extraDatabaseConfig = mkOption {
type = types.attrs;
default = {};
description = "Extra configuration in config/database.yml.";
};
redisUrl = mkOption {
type = types.str;
default = "redis://localhost:${toString config.services.redis.servers.gitlab.port}/";
defaultText = literalExpression ''redis://localhost:''${toString config.services.redis.servers.gitlab.port}/'';
description = "Redis URL for all GitLab services except gitlab-shell";
};
extraGitlabRb = mkOption {
type = types.str;
default = "";
example = ''
if Rails.env.production?
Rails.application.config.action_mailer.delivery_method = :sendmail
ActionMailer::Base.delivery_method = :sendmail
ActionMailer::Base.sendmail_settings = {
location: "/run/wrappers/bin/sendmail",
arguments: "-i -t"
}
end
'';
description = ''
Extra configuration to be placed in config/extra-gitlab.rb. This can
be used to add configuration not otherwise exposed through this module's
options.
'';
};
host = mkOption {
type = types.str;
default = config.networking.hostName;
defaultText = literalExpression "config.networking.hostName";
description = "GitLab host name. Used e.g. for copy-paste URLs.";
};
port = mkOption {
type = types.port;
default = 8080;
description = ''
GitLab server port for copy-paste URLs, e.g. 80 or 443 if you're
service over https.
'';
};
https = mkOption {
type = types.bool;
default = false;
description = "Whether gitlab prints URLs with https as scheme.";
};
user = mkOption {
type = types.str;
default = "gitlab";
description = "User to run gitlab and all related services.";
};
group = mkOption {
type = types.str;
default = "gitlab";
description = "Group to run gitlab and all related services.";
};
initialRootEmail = mkOption {
type = types.str;
default = "admin@local.host";
description = ''
Initial email address of the root account if this is a new install.
'';
};
initialRootPasswordFile = mkOption {
type = with types; nullOr path;
default = null;
description = ''
File containing the initial password of the root account if
this is a new install.
This should be a string, not a nix path, since nix paths are
copied into the world-readable nix store.
'';
};
registry = {
enable = mkOption {
type = types.bool;
default = false;
description = "Enable GitLab container registry.";
};
host = mkOption {
type = types.str;
default = config.services.gitlab.host;
defaultText = literalExpression "config.services.gitlab.host";
description = "GitLab container registry host name.";
};
port = mkOption {
type = types.int;
default = 4567;
description = "GitLab container registry port.";
};
certFile = mkOption {
type = types.path;
description = "Path to GitLab container registry certificate.";
};
keyFile = mkOption {
type = types.path;
description = "Path to GitLab container registry certificate-key.";
};
defaultForProjects = mkOption {
type = types.bool;
default = cfg.registry.enable;
defaultText = literalExpression "config.${opt.registry.enable}";
description = "If GitLab container registry should be enabled by default for projects.";
};
issuer = mkOption {
type = types.str;
default = "gitlab-issuer";
description = "GitLab container registry issuer.";
};
serviceName = mkOption {
type = types.str;
default = "container_registry";
description = "GitLab container registry service name.";
};
externalAddress = mkOption {
type = types.str;
default = "";
description = "External address used to access registry from the internet";
};
externalPort = mkOption {
type = types.int;
description = "External port used to access registry from the internet";
};
};
smtp = {
enable = mkOption {
type = types.bool;
default = false;
description = "Enable gitlab mail delivery over SMTP.";
};
address = mkOption {
type = types.str;
default = "localhost";
description = "Address of the SMTP server for GitLab.";
};
port = mkOption {
type = types.int;
default = 25;
description = "Port of the SMTP server for GitLab.";
};
username = mkOption {
type = with types; nullOr str;
default = null;
description = "Username of the SMTP server for GitLab.";
};
passwordFile = mkOption {
type = types.nullOr types.path;
default = null;
description = ''
File containing the password of the SMTP server for GitLab.
This should be a string, not a nix path, since nix paths
are copied into the world-readable nix store.
'';
};
domain = mkOption {
type = types.str;
default = "localhost";
description = "HELO domain to use for outgoing mail.";
};
authentication = mkOption {
type = with types; nullOr str;
default = null;
description = "Authentication type to use, see http://api.rubyonrails.org/classes/ActionMailer/Base.html";
};
enableStartTLSAuto = mkOption {
type = types.bool;
default = true;
description = "Whether to try to use StartTLS.";
};
tls = mkOption {
type = types.bool;
default = false;
description = "Whether to use TLS wrapper-mode.";
};
opensslVerifyMode = mkOption {
type = types.str;
default = "peer";
description = "How OpenSSL checks the certificate, see http://api.rubyonrails.org/classes/ActionMailer/Base.html";
};
};
pagesExtraArgs = mkOption {
type = types.listOf types.str;
default = [ "-listen-proxy" "127.0.0.1:8090" ];
description = "Arguments to pass to the gitlab-pages daemon";
};
secrets.secretFile = mkOption {
type = with types; nullOr path;
default = null;
description = ''
A file containing the secret used to encrypt variables in
the DB. If you change or lose this key you will be unable to
access variables stored in database.
Make sure the secret is at least 32 characters and all random,
no regular words or you'll be exposed to dictionary attacks.
This should be a string, not a nix path, since nix paths are
copied into the world-readable nix store.
'';
};
secrets.dbFile = mkOption {
type = with types; nullOr path;
default = null;
description = ''
A file containing the secret used to encrypt variables in
the DB. If you change or lose this key you will be unable to
access variables stored in database.
Make sure the secret is at least 32 characters and all random,
no regular words or you'll be exposed to dictionary attacks.
This should be a string, not a nix path, since nix paths are
copied into the world-readable nix store.
'';
};
secrets.otpFile = mkOption {
type = with types; nullOr path;
default = null;
description = ''
A file containing the secret used to encrypt secrets for OTP
tokens. If you change or lose this key, users which have 2FA
enabled for login won't be able to login anymore.
Make sure the secret is at least 32 characters and all random,
no regular words or you'll be exposed to dictionary attacks.
This should be a string, not a nix path, since nix paths are
copied into the world-readable nix store.
'';
};
secrets.jwsFile = mkOption {
type = with types; nullOr path;
default = null;
description = ''
A file containing the secret used to encrypt session
keys. If you change or lose this key, users will be
disconnected.
Make sure the secret is an RSA private key in PEM format. You can
generate one with
openssl genrsa 2048
This should be a string, not a nix path, since nix paths are
copied into the world-readable nix store.
'';
};
extraShellConfig = mkOption {
type = types.attrs;
default = {};
description = "Extra configuration to merge into shell-config.yml";
};
puma.workers = mkOption {
type = types.int;
default = 2;
apply = x: builtins.toString x;
description = ''
The number of worker processes Puma should spawn. This
controls the amount of parallel Ruby code can be
executed. GitLab recommends <quote>Number of CPU cores -
1</quote>, but at least two.
<note>
<para>
Each worker consumes quite a bit of memory, so
be careful when increasing this.
</para>
</note>
'';
};
puma.threadsMin = mkOption {
type = types.int;
default = 0;
apply = x: builtins.toString x;
description = ''
The minimum number of threads Puma should use per
worker.
<note>
<para>
Each thread consumes memory and contributes to Global VM
Lock contention, so be careful when increasing this.
</para>
</note>
'';
};
puma.threadsMax = mkOption {
type = types.int;
default = 4;
apply = x: builtins.toString x;
description = ''
The maximum number of threads Puma should use per
worker. This limits how many threads Puma will automatically
spawn in response to requests. In contrast to workers,
threads will never be able to run Ruby code in parallel, but
give higher IO parallelism.
<note>
<para>
Each thread consumes memory and contributes to Global VM
Lock contention, so be careful when increasing this.
</para>
</note>
'';
};
sidekiq.memoryKiller.enable = mkOption {
type = types.bool;
default = true;
description = ''
Whether the Sidekiq MemoryKiller should be turned
on. MemoryKiller kills Sidekiq when its memory consumption
exceeds a certain limit.
See <link xlink:href="https://docs.gitlab.com/ee/administration/operations/sidekiq_memory_killer.html"/>
for details.
'';
};
sidekiq.memoryKiller.maxMemory = mkOption {
type = types.int;
default = 2000;
apply = x: builtins.toString (x * 1024);
description = ''
The maximum amount of memory, in MiB, a Sidekiq worker is
allowed to consume before being killed.
'';
};
sidekiq.memoryKiller.graceTime = mkOption {
type = types.int;
default = 900;
apply = x: builtins.toString x;
description = ''
The time MemoryKiller waits after noticing excessive memory
consumption before killing Sidekiq.
'';
};
sidekiq.memoryKiller.shutdownWait = mkOption {
type = types.int;
default = 30;
apply = x: builtins.toString x;
description = ''
The time allowed for all jobs to finish before Sidekiq is
killed forcefully.
'';
};
logrotate = {
enable = mkOption {
type = types.bool;
default = true;
description = ''
Enable rotation of log files.
'';
};
frequency = mkOption {
type = types.str;
default = "daily";
description = "How often to rotate the logs.";
};
keep = mkOption {
type = types.int;
default = 30;
description = "How many rotations to keep.";
};
extraConfig = mkOption {
type = types.lines;
default = "";
description = ''
Extra logrotate config options for this path. Refer to
<link xlink:href="https://linux.die.net/man/8/logrotate"/> for details.
'';
};
};
extraConfig = mkOption {
type = types.attrs;
default = {};
example = literalExpression ''
{
gitlab = {
default_projects_features = {
builds = false;
};
};
omniauth = {
enabled = true;
auto_sign_in_with_provider = "openid_connect";
allow_single_sign_on = ["openid_connect"];
block_auto_created_users = false;
providers = [
{
name = "openid_connect";
label = "OpenID Connect";
args = {
name = "openid_connect";
scope = ["openid" "profile"];
response_type = "code";
issuer = "https://keycloak.example.com/auth/realms/My%20Realm";
discovery = true;
client_auth_method = "query";
uid_field = "preferred_username";
client_options = {
identifier = "gitlab";
secret = { _secret = "/var/keys/gitlab_oidc_secret"; };
redirect_uri = "https://git.example.com/users/auth/openid_connect/callback";
};
};
}
];
};
};
'';
description = ''
Extra options to be added under
<literal>production</literal> in
<filename>config/gitlab.yml</filename>, as a nix attribute
set.
Options containing secret data should be set to an attribute
set containing the attribute <literal>_secret</literal> - a
string pointing to a file containing the value the option
should be set to. See the example to get a better picture of
this: in the resulting
<filename>config/gitlab.yml</filename> file, the
<literal>production.omniauth.providers[0].args.client_options.secret</literal>
key will be set to the contents of the
<filename>/var/keys/gitlab_oidc_secret</filename> file.
'';
};
};
};
config = mkIf cfg.enable {
assertions = [
{
assertion = databaseActuallyCreateLocally -> (cfg.user == cfg.databaseUsername);
message = ''For local automatic database provisioning (services.gitlab.databaseCreateLocally == true) with peer authentication (services.gitlab.databaseHost == "") to work services.gitlab.user and services.gitlab.databaseUsername must be identical.'';
}
{
assertion = (cfg.databaseHost != "") -> (cfg.databasePasswordFile != null);
message = "When services.gitlab.databaseHost is customized, services.gitlab.databasePasswordFile must be set!";
}
{
assertion = cfg.initialRootPasswordFile != null;
message = "services.gitlab.initialRootPasswordFile must be set!";
}
{
assertion = cfg.secrets.secretFile != null;
message = "services.gitlab.secrets.secretFile must be set!";
}
{
assertion = cfg.secrets.dbFile != null;
message = "services.gitlab.secrets.dbFile must be set!";
}
{
assertion = cfg.secrets.otpFile != null;
message = "services.gitlab.secrets.otpFile must be set!";
}
{
assertion = cfg.secrets.jwsFile != null;
message = "services.gitlab.secrets.jwsFile must be set!";
}
{
assertion = versionAtLeast postgresqlPackage.version "12.0.0";
message = "PostgreSQL >=12 is required to run GitLab 14. Follow the instructions in the manual section for upgrading PostgreSQL here: https://nixos.org/manual/nixos/stable/index.html#module-services-postgres-upgrading";
}
];
environment.systemPackages = [ pkgs.git gitlab-rake gitlab-rails cfg.packages.gitlab-shell ];
systemd.targets.gitlab = {
description = "Common target for all GitLab services.";
wantedBy = [ "multi-user.target" ];
};
# Redis is required for the sidekiq queue runner.
services.redis.servers.gitlab = {
enable = mkDefault true;
port = mkDefault 31636;
bind = mkDefault "127.0.0.1";
};
# We use postgres as the main data store.
services.postgresql = optionalAttrs databaseActuallyCreateLocally {
enable = true;
ensureUsers = singleton { name = cfg.databaseUsername; };
};
# Enable rotation of log files
services.logrotate = {
enable = cfg.logrotate.enable;
settings = {
gitlab = {
files = "${cfg.statePath}/log/*.log";
su = "${cfg.user} ${cfg.group}";
frequency = cfg.logrotate.frequency;
rotate = cfg.logrotate.keep;
copytruncate = true;
compress = true;
extraConfig = cfg.logrotate.extraConfig;
};
};
};
# The postgresql module doesn't currently support concepts like
# objects owners and extensions; for now we tack on what's needed
# here.
systemd.services.gitlab-postgresql = let pgsql = config.services.postgresql; in mkIf databaseActuallyCreateLocally {
after = [ "postgresql.service" ];
bindsTo = [ "postgresql.service" ];
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
path = [
pgsql.package
pkgs.util-linux
];
script = ''
set -eu
PSQL() {
psql --port=${toString pgsql.port} "$@"
}
PSQL -tAc "SELECT 1 FROM pg_database WHERE datname = '${cfg.databaseName}'" | grep -q 1 || PSQL -tAc 'CREATE DATABASE "${cfg.databaseName}" OWNER "${cfg.databaseUsername}"'
current_owner=$(PSQL -tAc "SELECT pg_catalog.pg_get_userbyid(datdba) FROM pg_catalog.pg_database WHERE datname = '${cfg.databaseName}'")
if [[ "$current_owner" != "${cfg.databaseUsername}" ]]; then
PSQL -tAc 'ALTER DATABASE "${cfg.databaseName}" OWNER TO "${cfg.databaseUsername}"'
if [[ -e "${config.services.postgresql.dataDir}/.reassigning_${cfg.databaseName}" ]]; then
echo "Reassigning ownership of database ${cfg.databaseName} to user ${cfg.databaseUsername} failed on last boot. Failing..."
exit 1
fi
touch "${config.services.postgresql.dataDir}/.reassigning_${cfg.databaseName}"
PSQL "${cfg.databaseName}" -tAc "REASSIGN OWNED BY \"$current_owner\" TO \"${cfg.databaseUsername}\""
rm "${config.services.postgresql.dataDir}/.reassigning_${cfg.databaseName}"
fi
PSQL '${cfg.databaseName}' -tAc "CREATE EXTENSION IF NOT EXISTS pg_trgm"
PSQL '${cfg.databaseName}' -tAc "CREATE EXTENSION IF NOT EXISTS btree_gist;"
'';
serviceConfig = {
User = pgsql.superUser;
Type = "oneshot";
RemainAfterExit = true;
};
};
systemd.services.gitlab-registry-cert = optionalAttrs cfg.registry.enable {
path = with pkgs; [ openssl ];
script = ''
mkdir -p $(dirname ${cfg.registry.keyFile})
mkdir -p $(dirname ${cfg.registry.certFile})
openssl req -nodes -newkey rsa:4096 -keyout ${cfg.registry.keyFile} -out /tmp/registry-auth.csr -subj "/CN=${cfg.registry.issuer}"
openssl x509 -in /tmp/registry-auth.csr -out ${cfg.registry.certFile} -req -signkey ${cfg.registry.keyFile} -days 3650
chown ${cfg.user}:${cfg.group} $(dirname ${cfg.registry.keyFile})
chown ${cfg.user}:${cfg.group} $(dirname ${cfg.registry.certFile})
chown ${cfg.user}:${cfg.group} ${cfg.registry.keyFile}
chown ${cfg.user}:${cfg.group} ${cfg.registry.certFile}
'';
serviceConfig = {
ConditionPathExists = "!${cfg.registry.certFile}";
};
};
# Ensure Docker Registry launches after the certificate generation job
systemd.services.docker-registry = optionalAttrs cfg.registry.enable {
wants = [ "gitlab-registry-cert.service" ];
};
# Enable Docker Registry, if GitLab-Container Registry is enabled
services.dockerRegistry = optionalAttrs cfg.registry.enable {
enable = true;
enableDelete = true; # This must be true, otherwise GitLab won't manage it correctly
extraConfig = {
auth.token = {
realm = "http${if cfg.https == true then "s" else ""}://${cfg.host}/jwt/auth";
service = cfg.registry.serviceName;
issuer = cfg.registry.issuer;
rootcertbundle = cfg.registry.certFile;
};
};
};
# Use postfix to send out mails.
services.postfix.enable = mkDefault (cfg.smtp.enable && cfg.smtp.address == "localhost");
users.users.${cfg.user} =
{ group = cfg.group;
home = "${cfg.statePath}/home";
shell = "${pkgs.bash}/bin/bash";
uid = config.ids.uids.gitlab;
};
users.groups.${cfg.group}.gid = config.ids.gids.gitlab;
systemd.tmpfiles.rules = [
"d /run/gitlab 0755 ${cfg.user} ${cfg.group} -"
"d ${gitlabEnv.HOME} 0750 ${cfg.user} ${cfg.group} -"
"z ${gitlabEnv.HOME}/.ssh/authorized_keys 0600 ${cfg.user} ${cfg.group} -"
"d ${cfg.backup.path} 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath} 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/builds 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/config 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/db 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/log 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/repositories 2770 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/shell 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/tmp 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/tmp/pids 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/tmp/sockets 0750 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/uploads 0700 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/custom_hooks 0700 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/custom_hooks/pre-receive.d 0700 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/custom_hooks/post-receive.d 0700 ${cfg.user} ${cfg.group} -"
"d ${cfg.statePath}/custom_hooks/update.d 0700 ${cfg.user} ${cfg.group} -"
"d ${gitlabConfig.production.shared.path} 0750 ${cfg.user} ${cfg.group} -"
"d ${gitlabConfig.production.shared.path}/artifacts 0750 ${cfg.user} ${cfg.group} -"
"d ${gitlabConfig.production.shared.path}/lfs-objects 0750 ${cfg.user} ${cfg.group} -"
"d ${gitlabConfig.production.shared.path}/packages 0750 ${cfg.user} ${cfg.group} -"
"d ${gitlabConfig.production.shared.path}/pages 0750 ${cfg.user} ${cfg.group} -"
"d ${gitlabConfig.production.shared.path}/terraform_state 0750 ${cfg.user} ${cfg.group} -"
"L+ /run/gitlab/config - - - - ${cfg.statePath}/config"
"L+ /run/gitlab/log - - - - ${cfg.statePath}/log"
"L+ /run/gitlab/tmp - - - - ${cfg.statePath}/tmp"
"L+ /run/gitlab/uploads - - - - ${cfg.statePath}/uploads"
"L+ /run/gitlab/shell-config.yml - - - - ${pkgs.writeText "config.yml" (builtins.toJSON gitlabShellConfig)}"
];
systemd.services.gitlab-config = {
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
path = with pkgs; [
jq
openssl
replace-secret
git
];
serviceConfig = {
Type = "oneshot";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "infinity";
Restart = "on-failure";
WorkingDirectory = "${cfg.packages.gitlab}/share/gitlab";
RemainAfterExit = true;
ExecStartPre = let
preStartFullPrivileges = ''
set -o errexit -o pipefail -o nounset
shopt -s dotglob nullglob inherit_errexit
chown --no-dereference '${cfg.user}':'${cfg.group}' '${cfg.statePath}'/*
if [[ -n "$(ls -A '${cfg.statePath}'/config/)" ]]; then
chown --no-dereference '${cfg.user}':'${cfg.group}' '${cfg.statePath}'/config/*
fi
'';
in "+${pkgs.writeShellScript "gitlab-pre-start-full-privileges" preStartFullPrivileges}";
ExecStart = pkgs.writeShellScript "gitlab-config" ''
set -o errexit -o pipefail -o nounset
shopt -s inherit_errexit
umask u=rwx,g=rx,o=
cp -f ${cfg.packages.gitlab}/share/gitlab/VERSION ${cfg.statePath}/VERSION
rm -rf ${cfg.statePath}/db/*
rm -f ${cfg.statePath}/lib
find '${cfg.statePath}/config/' -maxdepth 1 -mindepth 1 -type d -execdir rm -rf {} \;
cp -rf --no-preserve=mode ${cfg.packages.gitlab}/share/gitlab/config.dist/* ${cfg.statePath}/config
cp -rf --no-preserve=mode ${cfg.packages.gitlab}/share/gitlab/db/* ${cfg.statePath}/db
ln -sf ${extraGitlabRb} ${cfg.statePath}/config/initializers/extra-gitlab.rb
${cfg.packages.gitlab-shell}/bin/install
${optionalString cfg.smtp.enable ''
install -m u=rw ${smtpSettings} ${cfg.statePath}/config/initializers/smtp_settings.rb
${optionalString (cfg.smtp.passwordFile != null) ''
replace-secret '@smtpPassword@' '${cfg.smtp.passwordFile}' '${cfg.statePath}/config/initializers/smtp_settings.rb'
''}
''}
(
umask u=rwx,g=,o=
openssl rand -hex 32 > ${cfg.statePath}/gitlab_shell_secret
rm -f '${cfg.statePath}/config/database.yml'
${if cfg.databasePasswordFile != null then ''
db_password="$(<'${cfg.databasePasswordFile}')"
export db_password
if [[ -z "$db_password" ]]; then
>&2 echo "Database password was an empty string!"
exit 1
fi
jq <${pkgs.writeText "database.yml" (builtins.toJSON databaseConfig)} \
'.${if lib.versionAtLeast (lib.getVersion cfg.packages.gitlab) "15.0" then "production.main" else "production"}.password = $ENV.db_password' \
>'${cfg.statePath}/config/database.yml'
''
else ''
jq <${pkgs.writeText "database.yml" (builtins.toJSON databaseConfig)} \
>'${cfg.statePath}/config/database.yml'
''
}
${utils.genJqSecretsReplacementSnippet
gitlabConfig
"${cfg.statePath}/config/gitlab.yml"
}
rm -f '${cfg.statePath}/config/secrets.yml'
secret="$(<'${cfg.secrets.secretFile}')"
db="$(<'${cfg.secrets.dbFile}')"
otp="$(<'${cfg.secrets.otpFile}')"
jws="$(<'${cfg.secrets.jwsFile}')"
export secret db otp jws
jq -n '{production: {secret_key_base: $ENV.secret,
otp_key_base: $ENV.otp,
db_key_base: $ENV.db,
openid_connect_signing_key: $ENV.jws}}' \
> '${cfg.statePath}/config/secrets.yml'
)
# We remove potentially broken links to old gitlab-shell versions
rm -Rf ${cfg.statePath}/repositories/**/*.git/hooks
git config --global core.autocrlf "input"
'';
};
};
systemd.services.gitlab-db-config = {
after = [ "gitlab-config.service" "gitlab-postgresql.service" "postgresql.service" ];
bindsTo = [
"gitlab-config.service"
] ++ optional (cfg.databaseHost == "") "postgresql.service"
++ optional databaseActuallyCreateLocally "gitlab-postgresql.service";
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
serviceConfig = {
Type = "oneshot";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "infinity";
Restart = "on-failure";
WorkingDirectory = "${cfg.packages.gitlab}/share/gitlab";
RemainAfterExit = true;
ExecStart = pkgs.writeShellScript "gitlab-db-config" ''
set -o errexit -o pipefail -o nounset
shopt -s inherit_errexit
umask u=rwx,g=rx,o=
initial_root_password="$(<'${cfg.initialRootPasswordFile}')"
${gitlab-rake}/bin/gitlab-rake gitlab:db:configure GITLAB_ROOT_PASSWORD="$initial_root_password" \
GITLAB_ROOT_EMAIL='${cfg.initialRootEmail}' > /dev/null
'';
};
};
systemd.services.gitlab-sidekiq = {
after = [
"network.target"
"redis-gitlab.service"
"postgresql.service"
"gitlab-config.service"
"gitlab-db-config.service"
];
bindsTo = [
"redis-gitlab.service"
"gitlab-config.service"
"gitlab-db-config.service"
] ++ optional (cfg.databaseHost == "") "postgresql.service";
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
environment = gitlabEnv // (optionalAttrs cfg.sidekiq.memoryKiller.enable {
SIDEKIQ_MEMORY_KILLER_MAX_RSS = cfg.sidekiq.memoryKiller.maxMemory;
SIDEKIQ_MEMORY_KILLER_GRACE_TIME = cfg.sidekiq.memoryKiller.graceTime;
SIDEKIQ_MEMORY_KILLER_SHUTDOWN_WAIT = cfg.sidekiq.memoryKiller.shutdownWait;
});
path = with pkgs; [
postgresqlPackage
git
ruby
openssh
nodejs
gnupg
# Needed for GitLab project imports
gnutar
gzip
procps # Sidekiq MemoryKiller
];
serviceConfig = {
Type = "simple";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "infinity";
Restart = "always";
WorkingDirectory = "${cfg.packages.gitlab}/share/gitlab";
ExecStart="${cfg.packages.gitlab.rubyEnv}/bin/sidekiq -C \"${cfg.packages.gitlab}/share/gitlab/config/sidekiq_queues.yml\" -e production";
};
};
systemd.services.gitaly = {
after = [ "network.target" "gitlab-config.service" ];
bindsTo = [ "gitlab-config.service" ];
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
path = with pkgs; [
openssh
procps # See https://gitlab.com/gitlab-org/gitaly/issues/1562
git
cfg.packages.gitaly.rubyEnv
cfg.packages.gitaly.rubyEnv.wrappedRuby
gzip
bzip2
];
serviceConfig = {
Type = "simple";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "infinity";
Restart = "on-failure";
WorkingDirectory = gitlabEnv.HOME;
ExecStart = "${cfg.packages.gitaly}/bin/gitaly ${gitalyToml}";
};
};
systemd.services.gitlab-pages = mkIf (gitlabConfig.production.pages.enabled or false) {
description = "GitLab static pages daemon";
after = [ "network.target" "gitlab-config.service" ];
bindsTo = [ "gitlab-config.service" ];
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
path = [ pkgs.unzip ];
serviceConfig = {
Type = "simple";
TimeoutSec = "infinity";
Restart = "on-failure";
User = cfg.user;
Group = cfg.group;
ExecStart = "${cfg.packages.pages}/bin/gitlab-pages ${escapeShellArgs pagesArgs}";
WorkingDirectory = gitlabEnv.HOME;
};
};
systemd.services.gitlab-workhorse = {
after = [ "network.target" ];
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
path = with pkgs; [
exiftool
git
gnutar
gzip
openssh
gitlab-workhorse
];
serviceConfig = {
Type = "simple";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "infinity";
Restart = "on-failure";
WorkingDirectory = gitlabEnv.HOME;
ExecStart =
"${cfg.packages.gitlab-workhorse}/bin/workhorse "
+ "-listenUmask 0 "
+ "-listenNetwork unix "
+ "-listenAddr /run/gitlab/gitlab-workhorse.socket "
+ "-authSocket ${gitlabSocket} "
+ "-documentRoot ${cfg.packages.gitlab}/share/gitlab/public "
+ "-secretPath ${cfg.statePath}/.gitlab_workhorse_secret";
};
};
systemd.services.gitlab-mailroom = mkIf (gitlabConfig.production.incoming_email.enabled or false) {
description = "GitLab incoming mail daemon";
after = [ "network.target" "redis-gitlab.service" "gitlab-config.service" ];
bindsTo = [ "gitlab-config.service" ];
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
environment = gitlabEnv;
serviceConfig = {
Type = "simple";
TimeoutSec = "infinity";
Restart = "on-failure";
User = cfg.user;
Group = cfg.group;
ExecStart = "${cfg.packages.gitlab.rubyEnv}/bin/bundle exec mail_room -c ${cfg.statePath}/config/mail_room.yml";
WorkingDirectory = gitlabEnv.HOME;
};
};
systemd.services.gitlab = {
after = [
"gitlab-workhorse.service"
"network.target"
"redis-gitlab.service"
"gitlab-config.service"
"gitlab-db-config.service"
];
bindsTo = [
"redis-gitlab.service"
"gitlab-config.service"
"gitlab-db-config.service"
] ++ optional (cfg.databaseHost == "") "postgresql.service";
wantedBy = [ "gitlab.target" ];
partOf = [ "gitlab.target" ];
environment = gitlabEnv;
path = with pkgs; [
postgresqlPackage
git
openssh
nodejs
procps
gnupg
];
serviceConfig = {
Type = "notify";
User = cfg.user;
Group = cfg.group;
TimeoutSec = "infinity";
Restart = "on-failure";
WorkingDirectory = "${cfg.packages.gitlab}/share/gitlab";
ExecStart = concatStringsSep " " [
"${cfg.packages.gitlab.rubyEnv}/bin/puma"
"-e production"
"-C ${cfg.statePath}/config/puma.rb"
"-w ${cfg.puma.workers}"
"-t ${cfg.puma.threadsMin}:${cfg.puma.threadsMax}"
];
};
};
systemd.services.gitlab-backup = {
after = [ "gitlab.service" ];
bindsTo = [ "gitlab.service" ];
startAt = cfg.backup.startAt;
environment = {
RAILS_ENV = "production";
CRON = "1";
} // optionalAttrs (stringLength cfg.backup.skip > 0) {
SKIP = cfg.backup.skip;
};
serviceConfig = {
User = cfg.user;
Group = cfg.group;
ExecStart = "${gitlab-rake}/bin/gitlab-rake gitlab:backup:create";
};
};
};
meta.doc = ./gitlab.xml;
}