From 18fdf47041026412e365224f21c258b436ceda18 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Isma=C3=ABl=20Bouya?= Date: Thu, 14 Mar 2019 07:43:34 +0100 Subject: [PATCH] Add cron backup for LDAP --- nixops/modules/databases/default.nix | 71 ++-------------------- nixops/modules/databases/openldap.nix | 87 +++++++++++++++++++++++++++ 2 files changed, 91 insertions(+), 67 deletions(-) create mode 100644 nixops/modules/databases/openldap.nix diff --git a/nixops/modules/databases/default.nix b/nixops/modules/databases/default.nix index 1940b62..3200181 100644 --- a/nixops/modules/databases/default.nix +++ b/nixops/modules/databases/default.nix @@ -2,6 +2,9 @@ let cfg = config.services.myDatabases; in { + imports = [ + ./openldap.nix + ]; options.services.myDatabases = { enable = lib.mkEnableOption "my databases service"; postgresql = { @@ -30,15 +33,6 @@ in { type = lib.types.bool; }; }; - - ldap = { - enable = lib.mkOption { - default = cfg.enable; - example = true; - description = "Whether to enable ldap"; - type = lib.types.bool; - }; - }; }; config = lib.mkIf cfg.enable { @@ -64,7 +58,7 @@ in { }); }; - networking.firewall.allowedTCPPorts = [ 3306 5432 636 389 ]; + networking.firewall.allowedTCPPorts = [ 3306 5432 ]; # for adminer, ssl is implemented with mysqli only, which is # currently disabled because it’s not compatible with pam. @@ -103,16 +97,6 @@ in { ''; }; - security.acme.certs."ldap" = config.services.myCertificates.certConfig // { - user = "openldap"; - group = "openldap"; - plugins = [ "fullchain.pem" "key.pem" "cert.pem" "account_key.json" ]; - domain = "ldap.immae.eu"; - postRun = '' - systemctl restart openldap.service - ''; - }; - system.activationScripts.postgresql = '' install -m 0755 -o postgres -g postgres -d ${myconfig.env.databases.postgresql.socket} ''; @@ -222,52 +206,5 @@ in { chown redis $(dirname ${myconfig.env.databases.redis.socket}) ''; - services.openldap = let - kerberosSchema = pkgs.fetchurl { - url = "https://raw.githubusercontent.com/krb5/krb5/master/src/plugins/kdb/ldap/libkdb_ldap/kerberos.schema"; - sha256 = "17fnkkf6s3lznsl7wp6914pqsc78d038rh38l638big8z608ksww"; - }; - puppetSchema = pkgs.fetchurl { - url = "https://raw.githubusercontent.com/puppetlabs/puppet/master/ext/ldap/puppet.schema"; - sha256 = "11bjf5zfvqlim7p9vddcafs0wiq3v8ys77x8h6fbp9c6bdfh0awh"; - }; - in { - enable = config.services.myDatabases.ldap.enable; - dataDir = "/var/lib/openldap"; - urlList = [ "ldap://" "ldaps://" ]; - extraConfig = '' - include ${pkgs.openldap}/etc/schema/core.schema - include ${pkgs.openldap}/etc/schema/cosine.schema - include ${pkgs.openldap}/etc/schema/inetorgperson.schema - include ${pkgs.openldap}/etc/schema/nis.schema - include ${puppetSchema} - include ${kerberosSchema} - include ${./immae.schema} - - pidfile /run/slapd/slapd.pid - argsfile /run/slapd/slapd.args - - moduleload back_hdb - backend hdb - - moduleload memberof - database hdb - suffix "${myconfig.env.ldap.base}" - rootdn "${myconfig.env.ldap.root_dn}" - rootpw ${myconfig.env.ldap.root_pw} - directory /var/lib/openldap - overlay memberof - - TLSCertificateFile /var/lib/acme/ldap/cert.pem - TLSCertificateKeyFile /var/lib/acme/ldap/key.pem - TLSCACertificateFile /var/lib/acme/ldap/fullchain.pem - TLSCACertificatePath ${pkgs.cacert.unbundled}/etc/ssl/certs/ - #This makes openldap crash - #TLSCipherSuite DEFAULT - - sasl-host kerberos.immae.eu - ${builtins.readFile "${myconfig.privateFiles}/ldap.conf"} - ''; - }; }; } diff --git a/nixops/modules/databases/openldap.nix b/nixops/modules/databases/openldap.nix new file mode 100644 index 0000000..f49adc8 --- /dev/null +++ b/nixops/modules/databases/openldap.nix @@ -0,0 +1,87 @@ +{ lib, pkgs, config, myconfig, mylibs, ... }: +let + cfg = config.services.myDatabases; + ldapConfig = let + kerberosSchema = pkgs.fetchurl { + url = "https://raw.githubusercontent.com/krb5/krb5/master/src/plugins/kdb/ldap/libkdb_ldap/kerberos.schema"; + sha256 = "17fnkkf6s3lznsl7wp6914pqsc78d038rh38l638big8z608ksww"; + }; + puppetSchema = pkgs.fetchurl { + url = "https://raw.githubusercontent.com/puppetlabs/puppet/master/ext/ldap/puppet.schema"; + sha256 = "11bjf5zfvqlim7p9vddcafs0wiq3v8ys77x8h6fbp9c6bdfh0awh"; + }; + in '' + include ${pkgs.openldap}/etc/schema/core.schema + include ${pkgs.openldap}/etc/schema/cosine.schema + include ${pkgs.openldap}/etc/schema/inetorgperson.schema + include ${pkgs.openldap}/etc/schema/nis.schema + include ${puppetSchema} + include ${kerberosSchema} + include ${./immae.schema} + + pidfile /run/slapd/slapd.pid + argsfile /run/slapd/slapd.args + + moduleload back_hdb + backend hdb + + moduleload memberof + database hdb + suffix "${myconfig.env.ldap.base}" + rootdn "${myconfig.env.ldap.root_dn}" + rootpw ${myconfig.env.ldap.root_pw} + directory /var/lib/openldap + overlay memberof + + TLSCertificateFile /var/lib/acme/ldap/cert.pem + TLSCertificateKeyFile /var/lib/acme/ldap/key.pem + TLSCACertificateFile /var/lib/acme/ldap/fullchain.pem + TLSCACertificatePath ${pkgs.cacert.unbundled}/etc/ssl/certs/ + #This makes openldap crash + #TLSCipherSuite DEFAULT + + sasl-host kerberos.immae.eu + ${builtins.readFile "${myconfig.privateFiles}/ldap.conf"} + ''; +in { + options.services.myDatabases = { + ldap = { + enable = lib.mkOption { + default = cfg.enable; + example = true; + description = "Whether to enable ldap"; + type = lib.types.bool; + }; + }; + }; + + config = lib.mkIf cfg.enable { + networking.firewall.allowedTCPPorts = [ 636 389 ]; + + services.cron = { + systemCronJobs = [ + '' + 35 1,13 * * * root ${pkgs.openldap}/bin/slapcat -v -b "dc=immae,dc=eu" -f ${pkgs.writeText "slapd.conf" ldapConfig} -l /var/lib/openldap/backup.ldif + '' + ]; + }; + + security.acme.certs."ldap" = config.services.myCertificates.certConfig // { + user = "openldap"; + group = "openldap"; + plugins = [ "fullchain.pem" "key.pem" "cert.pem" "account_key.json" ]; + domain = "ldap.immae.eu"; + postRun = '' + systemctl restart openldap.service + ''; + }; + + services.openldap = { + enable = config.services.myDatabases.ldap.enable; + dataDir = "/var/lib/openldap"; + urlList = [ "ldap://" "ldaps://" ]; + extraConfig = ldapConfig; + }; + }; +} + -- 2.41.0