WIP: init buskerud/salsa

This commit is contained in:
h7x4 2024-01-17 00:25:22 +01:00 committed by Øystein Tveit
parent 7fd9a1e646
commit c16238a88f
15 changed files with 1136 additions and 16 deletions

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@ -7,11 +7,11 @@
] ]
}, },
"locked": { "locked": {
"lastModified": 1702569759, "lastModified": 1709632354,
"narHash": "sha256-Ze3AdEEsVZBRJ4wn13EZpV1Uubkzi59TkC4j2G9xoFI=", "narHash": "sha256-jxRHwqrtNze51WKFKvxlQ8Inf62UNRl5cFqEQ2V96vE=",
"owner": "nix-community", "owner": "nix-community",
"repo": "disko", "repo": "disko",
"rev": "98ab91109716871f50ea8cb0e0ac7cc1e1e14714", "rev": "0d11aa8d6431326e10b8656420f91085c3bd0b12",
"type": "github" "type": "github"
}, },
"original": { "original": {
@ -80,11 +80,11 @@
}, },
"nixpkgs": { "nixpkgs": {
"locked": { "locked": {
"lastModified": 1702601832, "lastModified": 1709565521,
"narHash": "sha256-z+GyetKtwj7ZVZrRcI73N8Xy1B3JGAqDyPniBFRpIgo=", "narHash": "sha256-YP3H7Lm3IhOKHIcn+qMCLRINJG313Io5CjvNTJyrnhY=",
"owner": "NixOS", "owner": "NixOS",
"repo": "nixpkgs", "repo": "nixpkgs",
"rev": "dff64d4ba6e9dc3f0a4ef8737f372a528d5bc8d1", "rev": "9a5f1a573376eeb8c525f936eed32fabfb6e81be",
"type": "github" "type": "github"
}, },
"original": { "original": {
@ -110,27 +110,27 @@
}, },
"nixpkgs-stable": { "nixpkgs-stable": {
"locked": { "locked": {
"lastModified": 1702148972, "lastModified": 1709428628,
"narHash": "sha256-h2jODFP6n+ABrUWcGRSVPRFfLOkM9TJ2pO+h+9JcaL0=", "narHash": "sha256-//ZCCnpVai/ShtO2vPjh3AWgo8riXCaret6V9s7Hew4=",
"owner": "NixOS", "owner": "NixOS",
"repo": "nixpkgs", "repo": "nixpkgs",
"rev": "b8f33c044e51de6dde3ad80a9676945e0e4e3227", "rev": "66d65cb00b82ffa04ee03347595aa20e41fe3555",
"type": "github" "type": "github"
}, },
"original": { "original": {
"owner": "NixOS", "owner": "NixOS",
"ref": "release-23.05", "ref": "release-23.11",
"repo": "nixpkgs", "repo": "nixpkgs",
"type": "github" "type": "github"
} }
}, },
"nixpkgs-unstable": { "nixpkgs-unstable": {
"locked": { "locked": {
"lastModified": 1702635820, "lastModified": 1712963716,
"narHash": "sha256-rClms9NTmSL/WIN5VmEccVhUExMkjCrRNswxU9QGNNo=", "narHash": "sha256-WKm9CvgCldeIVvRz87iOMi8CFVB1apJlkUT4GGvA0iM=",
"owner": "NixOS", "owner": "NixOS",
"repo": "nixpkgs", "repo": "nixpkgs",
"rev": "02357adddd0889782362d999628de9d309d202dc", "rev": "cfd6b5fc90b15709b780a5a1619695a88505a176",
"type": "github" "type": "github"
}, },
"original": { "original": {
@ -179,11 +179,11 @@
"nixpkgs-stable": "nixpkgs-stable" "nixpkgs-stable": "nixpkgs-stable"
}, },
"locked": { "locked": {
"lastModified": 1702177193, "lastModified": 1709591996,
"narHash": "sha256-J2409SyXROoUHYXVy9h4Pj0VU8ReLuy/mzBc9iK4DBg=", "narHash": "sha256-0sQcalXSgqlO6mnxBTXkSQChBHy2GQsokB1XY8r+LpQ=",
"owner": "Mic92", "owner": "Mic92",
"repo": "sops-nix", "repo": "sops-nix",
"rev": "d806e546f96c88cd9f7d91c1c19ebc99ba6277d9", "rev": "291aad29b59ceda517a06e59809f35cb0bb17c6b",
"type": "github" "type": "github"
}, },
"original": { "original": {

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@ -123,12 +123,22 @@
packages = { packages = {
"x86_64-linux" = let "x86_64-linux" = let
pkgs = nixpkgs.legacyPackages."x86_64-linux"; pkgs = nixpkgs.legacyPackages."x86_64-linux";
pkgs-unstable = nixpkgs-unstable.legacyPackages."x86_64-linux";
in rec { in rec {
default = important-machines; default = important-machines;
important-machines = pkgs.linkFarm "important-machines" important-machines = pkgs.linkFarm "important-machines"
(nixlib.getAttrs importantMachines self.packages.x86_64-linux); (nixlib.getAttrs importantMachines self.packages.x86_64-linux);
all-machines = pkgs.linkFarm "all-machines" all-machines = pkgs.linkFarm "all-machines"
(nixlib.getAttrs allMachines self.packages.x86_64-linux); (nixlib.getAttrs allMachines self.packages.x86_64-linux);
heimdal = pkgs.callPackage hosts/buskerud/containers/salsa/services/heimdal/package.nix {
inherit (pkgs.apple_sdk.frameworks)
CoreFoundation Security SystemConfiguration;
};
heimdal-unstable = pkgs-unstable.callPackage hosts/buskerud/containers/salsa/services/heimdal/package.nix {
inherit (pkgs.apple_sdk.frameworks)
CoreFoundation Security SystemConfiguration;
};
inherit pkgs pkgs-unstable;
} // nixlib.genAttrs allMachines } // nixlib.genAttrs allMachines
(machine: self.nixosConfigurations.${machine}.config.system.build.toplevel); (machine: self.nixosConfigurations.${machine}.config.system.build.toplevel);
}; };

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@ -4,6 +4,8 @@
./hardware-configuration.nix ./hardware-configuration.nix
../../base.nix ../../base.nix
../../misc/metrics-exporters.nix ../../misc/metrics-exporters.nix
./containers/salsa/configuration.nix
]; ];
# buskerud does not support efi? # buskerud does not support efi?

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@ -0,0 +1,27 @@
# Misc docs
### Old stuff about storing kerberos state inside LDAP - might not be relevant
- https://wiki.debian.org/LDAP/OpenLDAPSetup#OpenLDAP_as_a_Backend
- https://ubuntu.com/server/docs/service-kerberos-with-openldap-backend
- https://forums.freebsd.org/threads/heimdal-and-openldap-integration-some-questions.58422/
- http://osr507doc.sco.com/cgi-bin/info2html?(heimdal.info.gz)Using%2520LDAP%2520to%2520store%2520the%2520database&lang=en
- https://bbs.archlinux.org/viewtopic.php?id=54236
- https://openldap-software.0penldap.narkive.com/Ml6seAGL/ldap-backend-for-heimdal-kerberos
### Heimdal setup
- http://chschneider.eu/linux/server/heimdal.shtml
- https://github.com/NixOS/nixpkgs/blob/master/nixos/tests/kerberos/heimdal.nix
- https://itk.samfundet.no/dok/Kerberos (possibly a bit dated)
### OpenLDAP setup with new olc stuff
- https://www.openldap.org/doc/admin26/
- https://www.openldap.org/doc/admin26/sasl.html#GSSAPI
- https://www.zytrax.com/books/ldap/
### SASLAUTHD
- https://linux.die.net/man/8/saslauthd
- https://www.cyrusimap.org/sasl/index.html

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@ -0,0 +1,51 @@
{ config, pkgs, lib, inputs, values, ... }:
{
containers.salsa = {
autoStart = true;
interfaces = [ "enp6s0f1" ];
bindMounts = {
"/data" = { hostPath = "/data/salsa"; isReadOnly = false; };
};
nixpkgs = inputs.nixpkgs-unstable;
config = { config, pkgs, ... }: let
inherit values inputs;
in {
imports = [
inputs.sops-nix.nixosModules.sops
../../../../base.nix
./services/heimdal
./services/openldap.nix
./services/saslauthd.nix
# https://github.com/NixOS/nixpkgs/pull/287611
./modules/krb5
./modules/kerberos
];
disabledModules = [
"security/krb5"
"services/system/kerberos/default.nix"
];
_module.args = {
inherit values inputs;
};
sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
sops.age.keyFile = "/var/lib/sops-nix/key.txt";
sops.age.generateKey = true;
# systemd.network.networks."30-enp6s0f1" = values.defaultNetworkConfig // {
# matchConfig.Name = "enp6s0f1";
# address = with values.hosts.jokum; [ (ipv4 + "/25") (ipv6 + "/64") ]
# ++ (with values.services.turn; [ (ipv4 + "/25") (ipv6 + "/64") ]);
# };
networking.useHostResolvConf = lib.mkForce false;
system.stateVersion = "23.11";
};
};
}

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@ -0,0 +1,101 @@
{ config, pkgs, lib, ... }:
let
inherit (lib) mkOption types;
cfg = config.services.kerberos_server;
inherit (config.security.krb5) package;
format = import ../krb5/krb5-conf-format.nix { inherit pkgs lib; } { };
in
{
imports = [
(lib.mkRenamedOptionModule [ "services" "kerberos_server" "realms" ] [ "services" "kerberos_server" "settings" "realms" ])
./mit.nix
./heimdal.nix
];
options = {
services.kerberos_server = {
enable = lib.mkEnableOption (lib.mdDoc "the kerberos authentication server");
settings = let
aclEntry = types.submodule {
options = {
principal = mkOption {
type = types.str;
description = lib.mdDoc "Which principal the rule applies to";
};
access = mkOption {
type = types.either
(types.listOf (types.enum ["add" "cpw" "delete" "get" "list" "modify"]))
(types.enum ["all"]);
default = "all";
description = lib.mdDoc "The changes the principal is allowed to make.";
};
target = mkOption {
type = types.str;
default = "*";
description = lib.mdDoc "The principals that 'access' applies to.";
};
};
};
realm = types.submodule ({ name, ... }: {
freeformType = format.sectionType;
options = {
acl = mkOption {
type = types.listOf aclEntry;
default = [
{ principal = "*/admin"; access = "all"; }
{ principal = "admin"; access = "all"; }
];
description = lib.mdDoc ''
The privileges granted to a user.
'';
};
};
});
in mkOption {
type = types.submodule (format.type.getSubModules ++ [{
options = {
realms = mkOption {
type = types.attrsOf realm;
description = lib.mdDoc ''
The realm(s) to serve keys for.
'';
};
};
}]);
description = ''
Settings for the kerberos server of choice.
See the following documentation:
- Heimdal: {manpage}`kdc.conf(5)`
- MIT Kerberos: <https://web.mit.edu/kerberos/krb5-1.21/doc/admin/conf_files/kdc_conf.html>
'';
default = { };
};
};
};
config = lib.mkIf cfg.enable {
environment.systemPackages = [ package ];
assertions = [
{
assertion = cfg.settings.realms != { };
message = "The server needs at least one realm";
}
{
assertion = lib.length (lib.attrNames cfg.settings.realms) <= 1;
message = "Only one realm per server is currently supported.";
}
];
systemd.slices.system-kerberos-server = { };
systemd.targets.kerberos-server = {
wantedBy = [ "multi-user.target" ];
};
};
}

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@ -0,0 +1,87 @@
{ pkgs, config, lib, ... } :
let
inherit (lib) mapAttrs;
cfg = config.services.kerberos_server;
package = config.security.krb5.package;
aclConfigs = lib.pipe cfg.settings.realms [
(mapAttrs (name: { acl, ... }: lib.concatMapStringsSep "\n" (
{ principal, access, target, ... }:
"${principal}\t${lib.concatStringsSep "," (lib.toList access)}\t${target}"
) acl))
(lib.mapAttrsToList (name: text:
{
dbname = "/var/lib/heimdal/heimdal";
acl_file = pkgs.writeText "${name}.acl" text;
}
))
];
finalConfig = cfg.settings // {
realms = mapAttrs (_: v: removeAttrs v [ "acl" ]) (cfg.settings.realms or { });
kdc = (cfg.settings.kdc or { }) // {
database = aclConfigs;
};
};
format = import ../krb5/krb5-conf-format.nix { inherit pkgs lib; } { };
kdcConfFile = format.generate "kdc.conf" finalConfig;
in
{
config = lib.mkIf (cfg.enable && package.passthru.implementation == "heimdal") {
environment.etc."heimdal-kdc/kdc.conf".source = kdcConfFile;
systemd.tmpfiles.settings."10-heimdal" = let
databases = lib.pipe finalConfig.kdc.database [
(map (dbAttrs: dbAttrs.dbname or null))
(lib.filter (x: x != null))
lib.unique
];
in lib.genAttrs databases (_: {
d = {
user = "root";
group = "root";
mode = "0700";
};
});
systemd.services.kadmind = {
description = "Kerberos Administration Daemon";
partOf = [ "kerberos-server.target" ];
wantedBy = [ "kerberos-server.target" ];
serviceConfig = {
ExecStart = "${package}/libexec/kadmind --config-file=/etc/heimdal-kdc/kdc.conf";
Slice = "system-kerberos-server.slice";
StateDirectory = "heimdal";
};
restartTriggers = [ kdcConfFile ];
};
systemd.services.kdc = {
description = "Key Distribution Center daemon";
partOf = [ "kerberos-server.target" ];
wantedBy = [ "kerberos-server.target" ];
serviceConfig = {
ExecStart = "${package}/libexec/kdc --config-file=/etc/heimdal-kdc/kdc.conf";
Slice = "system-kerberos-server.slice";
StateDirectory = "heimdal";
};
restartTriggers = [ kdcConfFile ];
};
systemd.services.kpasswdd = {
description = "Kerberos Password Changing daemon";
partOf = [ "kerberos-server.target" ];
wantedBy = [ "kerberos-server.target" ];
serviceConfig = {
ExecStart = "${package}/libexec/kpasswdd";
Slice = "system-kerberos-server.slice";
StateDirectory = "heimdal";
};
restartTriggers = [ kdcConfFile ];
};
};
}

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@ -0,0 +1,77 @@
{ pkgs, config, lib, ... } :
let
inherit (lib) mapAttrs;
cfg = config.services.kerberos_server;
package = config.security.krb5.package;
PIDFile = "/run/kdc.pid";
format = import ../krb5/krb5-conf-format.nix { inherit pkgs lib; } { };
aclMap = {
add = "a"; cpw = "c"; delete = "d"; get = "i"; list = "l"; modify = "m";
all = "*";
};
aclConfigs = lib.pipe cfg.settings.realms [
(mapAttrs (name: { acl, ... }: lib.concatMapStringsSep "\n" (
{ principal, access, target, ... }: let
access_code = map (a: aclMap.${a}) (lib.toList access);
in "${principal} ${lib.concatStrings access_code} ${target}"
) acl))
(lib.concatMapAttrs (name: text: {
${name} = {
acl_file = pkgs.writeText "${name}.acl" text;
};
}))
];
finalConfig = cfg.settings // {
realms = mapAttrs (n: v: (removeAttrs v [ "acl" ]) // aclConfigs.${n}) (cfg.settings.realms or { });
};
kdcConfFile = format.generate "kdc.conf" finalConfig;
env = {
# What Debian uses, could possibly link directly to Nix store?
KRB5_KDC_PROFILE = "/etc/krb5kdc/kdc.conf";
};
in
{
config = lib.mkIf (cfg.enable && package.passthru.implementation == "krb5") {
environment = {
etc."krb5kdc/kdc.conf".source = kdcConfFile;
variables = env;
};
systemd.services.kadmind = {
description = "Kerberos Administration Daemon";
partOf = [ "kerberos-server.target" ];
wantedBy = [ "kerberos-server.target" ];
serviceConfig = {
ExecStart = "${package}/bin/kadmind -nofork";
Slice = "system-kerberos-server.slice";
StateDirectory = "krb5kdc";
};
restartTriggers = [ kdcConfFile ];
environment = env;
};
systemd.services.kdc = {
description = "Key Distribution Center daemon";
partOf = [ "kerberos-server.target" ];
wantedBy = [ "kerberos-server.target" ];
serviceConfig = {
Type = "forking";
PIDFile = PIDFile;
ExecStart = "${package}/bin/krb5kdc -P ${PIDFile}";
Slice = "system-kerberos-server.slice";
StateDirectory = "krb5kdc";
};
restartTriggers = [ kdcConfFile ];
environment = env;
};
};
}

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@ -0,0 +1,104 @@
{ config, lib, pkgs, ... }:
let
inherit (lib) mdDoc mkIf mkOption mkPackageOption mkRemovedOptionModule;
inherit (lib.types) bool;
mkRemovedOptionModule' = name: reason: mkRemovedOptionModule ["krb5" name] reason;
mkRemovedOptionModuleCfg = name: mkRemovedOptionModule' name ''
The option `krb5.${name}' has been removed. Use
`security.krb5.settings.${name}' for structured configuration.
'';
cfg = config.security.krb5;
format = import ./krb5-conf-format.nix { inherit pkgs lib; } { };
in {
imports = [
(mkRemovedOptionModuleCfg "libdefaults")
(mkRemovedOptionModuleCfg "realms")
(mkRemovedOptionModuleCfg "domain_realm")
(mkRemovedOptionModuleCfg "capaths")
(mkRemovedOptionModuleCfg "appdefaults")
(mkRemovedOptionModuleCfg "plugins")
(mkRemovedOptionModuleCfg "config")
(mkRemovedOptionModuleCfg "extraConfig")
(mkRemovedOptionModule' "kerberos" ''
The option `krb5.kerberos' has been moved to `security.krb5.package'.
'')
];
options = {
security.krb5 = {
enable = mkOption {
default = false;
description = mdDoc "Enable and configure Kerberos utilities";
type = bool;
};
package = mkPackageOption pkgs "krb5" {
example = "heimdal";
};
settings = mkOption {
default = { };
type = format.type;
description = mdDoc ''
Structured contents of the {file}`krb5.conf` file. See
{manpage}`krb5.conf(5)` for details about configuration.
'';
example = {
include = [ "/run/secrets/secret-krb5.conf" ];
includedir = [ "/run/secrets/secret-krb5.conf.d" ];
libdefaults = {
default_realm = "ATHENA.MIT.EDU";
};
realms = {
"ATHENA.MIT.EDU" = {
admin_server = "athena.mit.edu";
kdc = [
"athena01.mit.edu"
"athena02.mit.edu"
];
};
};
domain_realm = {
"mit.edu" = "ATHENA.MIT.EDU";
};
logging = {
kdc = "SYSLOG:NOTICE";
admin_server = "SYSLOG:NOTICE";
default = "SYSLOG:NOTICE";
};
};
};
};
};
config = {
assertions = mkIf (cfg.enable || config.services.kerberos_server.enable) [(let
implementation = cfg.package.passthru.implementation or "<NOT SET>";
in {
assertion = lib.elem implementation [ "krb5" "heimdal" ];
message = ''
`security.krb5.package` must be one of:
- krb5
- heimdal
Currently chosen implementation: ${implementation}
'';
})];
environment = mkIf cfg.enable {
systemPackages = [ cfg.package ];
etc."krb5.conf".source = format.generate "krb5.conf" cfg.settings;
};
};
meta.maintainers = builtins.attrValues {
inherit (lib.maintainers) dblsaiko h7x4;
};
}

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@ -0,0 +1,96 @@
{ pkgs, lib, ... }:
# Based on
# - https://web.mit.edu/kerberos/krb5-1.12/doc/admin/conf_files/krb5_conf.html
# - https://manpages.debian.org/unstable/heimdal-docs/krb5.conf.5heimdal.en.html
let
inherit (lib) boolToString concatMapStringsSep concatStringsSep filter
isAttrs isBool isList mapAttrsToList mdDoc mkOption singleton splitString;
inherit (lib.types) attrsOf bool coercedTo either int listOf oneOf path
str submodule;
in
{ }: rec {
sectionType = let
relation = oneOf [
(listOf (attrsOf value))
(attrsOf value)
value
];
value = either (listOf atom) atom;
atom = oneOf [int str bool];
in attrsOf relation;
type = submodule {
freeformType = attrsOf sectionType;
options = {
include = mkOption {
default = [ ];
description = mdDoc ''
Files to include in the Kerberos configuration.
'';
type = coercedTo path singleton (listOf path);
};
includedir = mkOption {
default = [ ];
description = mdDoc ''
Directories containing files to include in the Kerberos configuration.
'';
type = coercedTo path singleton (listOf path);
};
module = mkOption {
default = [ ];
description = mdDoc ''
Modules to obtain Kerberos configuration from.
'';
type = coercedTo path singleton (listOf path);
};
};
};
generate = let
indent = str: concatMapStringsSep "\n" (line: " " + line) (splitString "\n" str);
formatToplevel = args @ {
include ? [ ],
includedir ? [ ],
module ? [ ],
...
}: let
sections = removeAttrs args [ "include" "includedir" "module" ];
in concatStringsSep "\n" (filter (x: x != "") [
(concatStringsSep "\n" (mapAttrsToList formatSection sections))
(concatMapStringsSep "\n" (m: "module ${m}") module)
(concatMapStringsSep "\n" (i: "include ${i}") include)
(concatMapStringsSep "\n" (i: "includedir ${i}") includedir)
]);
formatSection = name: section: ''
[${name}]
${indent (concatStringsSep "\n" (mapAttrsToList formatRelation section))}
'';
formatRelation = name: relation:
if isAttrs relation
then ''
${name} = {
${indent (concatStringsSep "\n" (mapAttrsToList formatValue relation))}
}''
else if isList relation
then
concatMapStringsSep "\n" (formatRelation name) relation
else formatValue name relation;
formatValue = name: value:
if isList value
then concatMapStringsSep "\n" (formatAtom name) value
else formatAtom name value;
formatAtom = name: atom: let
v = if isBool atom then boolToString atom else toString atom;
in "${name} = ${v}";
in
name: value: pkgs.writeText name ''
${formatToplevel value}
'';
}

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@ -0,0 +1,78 @@
{ config, pkgs, lib, ... }:
let
realm = "PVV.NTNU.NO";
cfg = config.security.krb5;
in
{
security.krb5 = {
enable = true;
# NOTE: This has a small edit that moves an include header to $dev/include.
# It is required in order to build smbk5pwd, because of some nested includes.
# We should open an issue upstream (heimdal, not nixpkgs), but this patch
# will do for now.
# package = pkgs.heimdal;
package = pkgs.callPackage ./package.nix {
inherit (pkgs.apple_sdk.frameworks)
CoreFoundation Security SystemConfiguration;
};
settings = {
logging.kdc = "CONSOLE";
realms.${realm} = {
admin_server = "localhost";
kdc = [ "localhost" ];
};
kadmin.default_keys = lib.concatStringsSep " " [
"aes256-cts-hmac-sha1-96:pw-salt"
"aes128-cts-hmac-sha1-96:pw-salt"
];
libdefaults.default_etypes = lib.concatStringsSep " " [
"aes256-cts-hmac-sha1-96"
"aes128-cts-hmac-sha1-96"
];
libdefaults = {
default_realm = realm;
};
domain_realm = {
"pvv.ntnu.no" = realm;
".pvv.ntnu.no" = realm;
};
};
};
services.kerberos_server = {
enable = true;
settings = {
realms.${realm} = {
dbname = "/var/heimdal/heimdal";
mkey = "/var/heimdal/mkey";
};
# kadmin.default_keys = lib.concatStringsSep " " [
# "aes256-cts-hmac-sha1-96:pw-salt"
# "aes128-cts-hmac-sha1-96:pw-salt"
# ];
# libdefaults.default_etypes = lib.concatStringsSep " " [
# "aes256-cts-hmac-sha1-96"
# "aes128-cts-hmac-sha1-96"
# ];
# password_quality.min_length = 8;
};
};
# NOTE: These changes are part of nixpkgs-unstable, but not 23.11.
# The package override needs these changes.
# systemd.services = {
# kdc.serviceConfig.ExecStart = lib.mkForce "${cfg.package}/libexec/kadmind --config-file=/etc/heimdal-kdc/kdc.conf";
# kpasswdd.serviceConfig.ExecStart = lib.mkForce "${cfg.package}/libexec/kpasswdd";
# kadmind.serviceConfig.ExecStart = lib.mkForce "${cfg.package}/libexec/kdc --config-file=/etc/heimdal-kdc/kdc.conf";
# };
}

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{ lib
, stdenv
, fetchFromGitHub
, autoreconfHook
, pkg-config
, python3
, perl
, bison
, flex
, texinfo
, perlPackages
, openldap
, libcap_ng
, sqlite
, openssl
, db
, libedit
, pam
, krb5
, libmicrohttpd
, cjson
, CoreFoundation
, Security
, SystemConfiguration
, curl
, jdk
, unzip
, which
, nixosTests
, withCJSON ? true
, withCapNG ? stdenv.isLinux
# libmicrohttpd should theoretically work for darwin as well, but something is broken.
# It affects tests check-bx509d and check-httpkadmind.
, withMicroHTTPD ? stdenv.isLinux
, withOpenLDAP ? true
, withOpenLDAPAsHDBModule ? false
, withOpenSSL ? true
, withSQLite3 ? true
}:
assert lib.assertMsg (withOpenLDAPAsHDBModule -> withOpenLDAP) ''
OpenLDAP needs to be enabled in order to build the OpenLDAP HDB Module.
'';
stdenv.mkDerivation {
pname = "heimdal";
version = "7.8.0-unstable-2023-11-29";
src = fetchFromGitHub {
owner = "heimdal";
repo = "heimdal";
rev = "3253c49544eacb33d5ad2f6f919b0696e5aab794";
hash = "sha256-uljzQBzXrZCZjcIWfioqHN8YsbUUNy14Vo+A3vZIXzM=";
};
outputs = [ "out" "dev" "man" "info" ];
nativeBuildInputs = [
autoreconfHook
pkg-config
python3
perl
bison
flex
texinfo
]
++ (with perlPackages; [ JSON ]);
buildInputs = [ db libedit pam ]
++ lib.optionals (stdenv.isDarwin) [ CoreFoundation Security SystemConfiguration ]
++ lib.optionals (withCJSON) [ cjson ]
++ lib.optionals (withCapNG) [ libcap_ng ]
++ lib.optionals (withMicroHTTPD) [ libmicrohttpd ]
++ lib.optionals (withOpenLDAP) [ openldap ]
++ lib.optionals (withOpenSSL) [ openssl ]
++ lib.optionals (withSQLite3) [ sqlite ];
doCheck = true;
nativeCheckInputs = [
curl
jdk
unzip
which
];
configureFlags = [
"--with-libedit-include=${libedit.dev}/include"
"--with-libedit-lib=${libedit}/lib"
# "--with-berkeley-db-include=${db.dev}/include"
"--with-berkeley-db=${db}/lib"
"--without-x"
"--disable-afs-string-to-key"
] ++ lib.optionals (withCapNG) [
"--with-capng"
] ++ lib.optionals (withCJSON) [
"--with-cjson=${cjson}"
] ++ lib.optionals (withOpenLDAP) [
"--with-openldap=${openldap.dev}"
] ++ lib.optionals (withOpenLDAPAsHDBModule) [
"--enable-hdb-openldap-module"
] ++ lib.optionals (withSQLite3) [
"--with-sqlite3=${sqlite.dev}"
];
# (check-ldap) slapd resides within ${openldap}/libexec,
# which is not part of $PATH by default.
# (check-ldap) prepending ${openldap}/bin to the path to avoid
# using the default installation of openldap on unsandboxed darwin systems,
# which does not support the new mdb backend at the moment (2024-01-13).
# (check-ldap) the bdb backend got deprecated in favour of mdb in openldap 2.5.0,
# but the heimdal tests still seem to expect bdb as the openldap backend.
# This might be fixed upstream in a future update.
patchPhase = ''
runHook prePatch
substituteInPlace tests/ldap/slapd-init.in \
--replace 'SCHEMA_PATHS="' 'SCHEMA_PATHS="${openldap}/etc/schema '
substituteInPlace tests/ldap/check-ldap.in \
--replace 'PATH=' 'PATH=${openldap}/libexec:${openldap}/bin:'
substituteInPlace tests/ldap/slapd.conf \
--replace 'database bdb' 'database mdb'
runHook postPatch
'';
# (test_cc) heimdal uses librokens implementation of `secure_getenv` on darwin,
# which expects either USER or LOGNAME to be set.
preCheck = lib.optionalString (stdenv.isDarwin) ''
export USER=nix-builder
'';
# We need to build hcrypt for applications like samba
postBuild = ''
(cd include/hcrypto; make -j $NIX_BUILD_CORES)
(cd lib/hcrypto; make -j $NIX_BUILD_CORES)
'';
postInstall = ''
# Install hcrypto
(cd include/hcrypto; make -j $NIX_BUILD_CORES install)
(cd lib/hcrypto; make -j $NIX_BUILD_CORES install)
mkdir -p $dev/bin
mv $out/bin/krb5-config $dev/bin/
# asn1 compilers, move them to $dev
mv $out/libexec/heimdal/* $dev/bin
rmdir $out/libexec/heimdal
cp include/heim_threads.h $dev/include
# compile_et is needed for cross-compiling this package and samba
mv lib/com_err/.libs/compile_et $dev/bin
'';
# Issues with hydra
# In file included from hxtool.c:34:0:
# hx_locl.h:67:25: fatal error: pkcs10_asn1.h: No such file or directory
#enableParallelBuilding = true;
passthru = {
implementation = "heimdal";
tests.nixos = nixosTests.kerberos.heimdal;
};
meta = with lib; {
homepage = "https://www.heimdal.software";
changelog = "https://github.com/heimdal/heimdal/releases";
description = "An implementation of Kerberos 5 (and some more stuff)";
license = licenses.bsd3;
platforms = platforms.unix;
maintainers = with maintainers; [ h7x4 ];
};
}

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{ lib
, stdenv
, fetchFromGitHub
, autoreconfHook
, pkg-config
, python3
, perl
, bison
, flex
, texinfo
, perlPackages
, openldap
, libcap_ng
, sqlite
, openssl
, db
, libedit
, pam
, krb5
, libmicrohttpd
, cjson
, CoreFoundation
, Security
, SystemConfiguration
, curl
, jdk
, unzip
, which
, nixosTests
, withCJSON ? true
, withCapNG ? stdenv.isLinux
# libmicrohttpd should theoretically work for darwin as well, but something is broken.
# It affects tests check-bx509d and check-httpkadmind.
, withMicroHTTPD ? stdenv.isLinux
, withOpenLDAP ? true
, withOpenLDAPAsHDBModule ? false
, withOpenSSL ? true
, withSQLite3 ? true
}:
assert lib.assertMsg (withOpenLDAPAsHDBModule -> withOpenLDAP) ''
OpenLDAP needs to be enabled in order to build the OpenLDAP HDB Module.
'';
stdenv.mkDerivation {
pname = "heimdal";
version = "7.8.0-unstable-2023-11-29";
src = fetchFromGitHub {
owner = "heimdal";
repo = "heimdal";
rev = "3253c49544eacb33d5ad2f6f919b0696e5aab794";
hash = "sha256-uljzQBzXrZCZjcIWfioqHN8YsbUUNy14Vo+A3vZIXzM=";
};
outputs = [ "out" "dev" "man" "info" ];
nativeBuildInputs = [
autoreconfHook
pkg-config
python3
perl
bison
flex
texinfo
]
++ (with perlPackages; [ JSON ]);
buildInputs = [ db libedit pam ]
++ lib.optionals (stdenv.isDarwin) [ CoreFoundation Security SystemConfiguration ]
++ lib.optionals (withCJSON) [ cjson ]
++ lib.optionals (withCapNG) [ libcap_ng ]
++ lib.optionals (withMicroHTTPD) [ libmicrohttpd ]
++ lib.optionals (withOpenLDAP) [ openldap ]
++ lib.optionals (withOpenSSL) [ openssl ]
++ lib.optionals (withSQLite3) [ sqlite ];
doCheck = true;
nativeCheckInputs = [
curl
jdk
unzip
which
];
configureFlags = [
"--with-libedit-include=${libedit.dev}/include"
"--with-libedit-lib=${libedit}/lib"
"--with-berkeley-db-include=${db.dev}/include"
"--with-berkeley-db"
"--without-x"
"--disable-afs-string-to-key"
] ++ lib.optionals (withCapNG) [
"--with-capng"
] ++ lib.optionals (withCJSON) [
"--with-cjson=${cjson}"
] ++ lib.optionals (withOpenLDAP) [
"--with-openldap=${openldap.dev}"
] ++ lib.optionals (withOpenLDAPAsHDBModule) [
"--enable-hdb-openldap-module"
] ++ lib.optionals (withSQLite3) [
"--with-sqlite3=${sqlite.dev}"
];
# (check-ldap) slapd resides within ${openldap}/libexec,
# which is not part of $PATH by default.
# (check-ldap) prepending ${openldap}/bin to the path to avoid
# using the default installation of openldap on unsandboxed darwin systems,
# which does not support the new mdb backend at the moment (2024-01-13).
# (check-ldap) the bdb backend got deprecated in favour of mdb in openldap 2.5.0,
# but the heimdal tests still seem to expect bdb as the openldap backend.
# This might be fixed upstream in a future update.
patchPhase = ''
runHook prePatch
substituteInPlace tests/ldap/slapd-init.in \
--replace 'SCHEMA_PATHS="' 'SCHEMA_PATHS="${openldap}/etc/schema '
substituteInPlace tests/ldap/check-ldap.in \
--replace 'PATH=' 'PATH=${openldap}/libexec:${openldap}/bin:'
substituteInPlace tests/ldap/slapd.conf \
--replace 'database bdb' 'database mdb'
runHook postPatch
'';
# (test_cc) heimdal uses librokens implementation of `secure_getenv` on darwin,
# which expects either USER or LOGNAME to be set.
preCheck = lib.optionalString (stdenv.isDarwin) ''
export USER=nix-builder
'';
# We need to build hcrypt for applications like samba
postBuild = ''
(cd include/hcrypto; make -j $NIX_BUILD_CORES)
(cd lib/hcrypto; make -j $NIX_BUILD_CORES)
'';
postInstall = ''
# Install hcrypto
(cd include/hcrypto; make -j $NIX_BUILD_CORES install)
(cd lib/hcrypto; make -j $NIX_BUILD_CORES install)
mkdir -p $dev/bin
mv $out/bin/krb5-config $dev/bin/
# asn1 compilers, move them to $dev
mv $out/libexec/heimdal/* $dev/bin
rmdir $out/libexec/heimdal
# compile_et is needed for cross-compiling this package and samba
mv lib/com_err/.libs/compile_et $dev/bin
'';
# Issues with hydra
# In file included from hxtool.c:34:0:
# hx_locl.h:67:25: fatal error: pkcs10_asn1.h: No such file or directory
#enableParallelBuilding = true;
passthru = {
implementation = "heimdal";
tests.nixos = nixosTests.kerberos.heimdal;
};
meta = with lib; {
homepage = "https://www.heimdal.software";
changelog = "https://github.com/heimdal/heimdal/releases";
description = "An implementation of Kerberos 5 (and some more stuff)";
license = licenses.bsd3;
platforms = platforms.unix;
maintainers = with maintainers; [ h7x4 ];
};
}

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{ config, pkgs, lib, ... }:
{
services.openldap = let
dn = "dc=kerberos,dc=pvv,dc=ntnu,dc=no";
cfg = config.services.openldap;
in {
enable = true;
# NOTE: this is a custom build of openldap with support for
# perl and kerberos.
package = pkgs.openldap.overrideAttrs (prev: {
# https://github.com/openldap/openldap/blob/master/configure
configureFlags = prev.configureFlags ++ [
# Connect to slapd via UNIX socket
"--enable-local"
# Cyrus SASL
"--enable-spasswd"
# Reverse hostname lookups
"--enable-rlookups"
# perl
"--enable-perl"
];
buildInputs = prev.buildInputs ++ (with pkgs; [
perl
config.security.krb5.package
]);
extraContribModules = prev.extraContribModules ++ [
# https://git.openldap.org/openldap/openldap/-/tree/master/contrib/slapd-modules
"smbk5pwd"
];
});
settings = {
attrs = {
olcLogLevel = [ "stats" "config" "args" ];
# olcAuthzRegexp = ''
# gidNumber=.*\\\+uidNumber=0,cn=peercred,cn=external,cn=auth
# "uid=heimdal,${dn2}"
# '';
# olcSaslSecProps = "minssf=0";
};
children = {
"cn=schema".includes = let
# NOTE: needed for smbk5pwd.so module
# schemaToLdif = name: path: pkgs.runCommandNoCC name {
# buildInputs = with pkgs; [ schema2ldif ];
# } ''
# schema2ldif "${path}" > $out
# '';
# hdb-ldif = schemaToLdif "hdb.ldif" "${pkgs.heimdal.src}/lib/hdb/hdb.schema";
# samba-ldif = schemaToLdif "samba.ldif" "${pkgs.heimdal.src}/tests/ldap/samba.schema";
in [
"${cfg.package}/etc/schema/core.ldif"
"${cfg.package}/etc/schema/cosine.ldif"
"${cfg.package}/etc/schema/nis.ldif"
"${cfg.package}/etc/schema/inetorgperson.ldif"
# "${hdb-ldif}"
# "${samba-ldif}"
];
# NOTE: installation of smbk5pwd.so module
# https://git.openldap.org/openldap/openldap/-/tree/master/contrib/slapd-modules/smbk5pwd
# "cn=module{0}".attrs = {
# objectClass = [ "olcModuleList" ];
# olcModuleLoad = [ "${cfg.package}/lib/modules/smbk5pwd.so" ];
# };
# NOTE: activation of smbk5pwd.so module for {1}mdb
# "olcOverlay={0}smbk5pwd,olcDatabase={1}mdb".attrs = {
# objectClass = [ "olcOverlayConfig" "olcSmbK5PwdConfig" ];
# olcOverlay = "{0}smbk5pwd";
# olcSmbK5PwdEnable = [ "krb5" "samba" ];
# olcSmbK5PwdMustChange = toString (60 * 60 * 24 * 30);
# };
"olcDatabase={1}mdb".attrs = {
objectClass = [ "olcDatabaseConfig" "olcMdbConfig" ];
olcDatabase = "{1}mdb";
olcSuffix = dn;
# TODO: PW is supposed to be a secret, but it's probably fine for testing
olcRootDN = "cn=admin,${dn}";
olcRootPW.path = pkgs.writeText "olcRootPW" "pass";
olcDbDirectory = "/var/lib/openldap/test-db";
olcDbIndex = "objectClass eq";
olcAccess = [
''{0}to attrs=userPassword,shadowLastChange
by dn.exact=cn=admin,${dn} write
by self write
by anonymous auth
by * none''
''{1}to dn.base=""
by * read''
/* allow read on anything else */
# ''{2}to *
# by cn=admin,${dn} write by dn.exact=gidNumber=0+uidNumber=0+cn=peercred,cn=external write
# by * read''
];
};
};
};
};
}

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{ ... }:
{
# TODO: This is seemingly required for openldap to authenticate
# against kerberos, but I have no idea how to configure it as
# such. Does it need a keytab? There's a binary "testsaslauthd"
# that follows with `pkgs.cyrus_sasl` that might be useful.
services.saslauthd = {
enable = true;
mechanism = "kerberos5";
# config = ''
# '';
};
}