kerberos_server: Keep ACL file in store

Could also move kdc.conf, but this makes it inconvenient to use command line
utilities with heimdal, as it would require specifying --config-file with every
command.
This commit is contained in:
Kai Wohlfahrt 2017-11-13 13:09:35 +00:00 committed by Kai Wohlfahrt
parent 6cca9c0f9f
commit 4e4a599e7e
2 changed files with 25 additions and 37 deletions

View file

@ -1,25 +1,23 @@
{ pkgs, config, lib, ... } :
let
inherit (lib) mkIf concatStringsSep concatMapStrings toList mapAttrs'
nameValuePair attrNames attrValues;
inherit (lib) mkIf concatStringsSep concatMapStrings toList mapAttrs
mapAttrsToList attrValues;
cfg = config.services.kerberos_server;
kerberos = config.krb5.kerberos;
stateDir = "/var/heimdal";
aclFiles = mapAttrs'
(name: {acl, ...}: nameValuePair "${name}.acl" (
pkgs.writeText "${name}.acl" (concatMapStrings ((
{principal, access, target, ...} :
"${principal}\t${concatStringsSep "," (toList access)}\t${target}\n"
)) acl)
)) cfg.realms;
aclFiles = mapAttrs
(name: {acl, ...}: pkgs.writeText "${name}.acl" (concatMapStrings ((
{principal, access, target, ...} :
"${principal}\t${concatStringsSep "," (toList access)}\t${target}\n"
)) acl)) cfg.realms;
kdcConfigs = map (name: ''
kdcConfigs = mapAttrsToList (name: value: ''
database = {
dbname = ${stateDir}/heimdal
acl_file = /etc/heimdal-kdc/${name}.acl
acl_file = ${value}
}
'') (attrNames cfg.realms);
'') aclFiles;
kdcConfFile = pkgs.writeText "kdc.conf" ''
[kdc]
${concatStringsSep "\n" kdcConfigs}
@ -38,7 +36,7 @@ in
'';
serviceConfig.ExecStart =
"${kerberos}/libexec/heimdal/kadmind --config-file=/etc/heimdal-kdc/kdc.conf";
restartTriggers = [ kdcConfFile ] ++ (attrValues aclFiles);
restartTriggers = [ kdcConfFile ];
};
systemd.services.kdc = {
@ -59,16 +57,12 @@ in
mkdir -m 0755 -p ${stateDir}
'';
serviceConfig.ExecStart = "${kerberos}/libexec/heimdal/kpasswdd";
restartTriggers = [ kdcConfFile ] ++ (attrValues aclFiles);
restartTriggers = [ kdcConfFile ];
};
environment.etc = {
# Can be set via the --config-file option to KDC
"heimdal-kdc/kdc.conf".source = kdcConfFile;
} // (
mapAttrs'
(name: value: nameValuePair "heimdal-kdc/${name}" {source = value;})
aclFiles
);
};
};
}

View file

@ -2,7 +2,7 @@
let
inherit (lib) mkIf concatStrings concatStringsSep concatMapStrings toList
mapAttrs' nameValuePair attrNames attrValues;
mapAttrs mapAttrsToList attrValues;
cfg = config.services.kerberos_server;
kerberos = config.krb5.kerberos;
stateDir = "/var/lib/krb5kdc";
@ -11,19 +11,17 @@ let
add = "a"; cpw = "c"; delete = "d"; get = "i"; list = "l"; modify = "m";
all = "*";
};
aclFiles = mapAttrs'
(name: {acl, ...}: nameValuePair "${name}.acl" (
pkgs.writeText "${name}.acl" (concatMapStrings (
{principal, access, target, ...} :
let access_code = map (a: aclMap.${a}) (toList access); in
"${principal} ${concatStrings access_code} ${target}\n"
) acl)
)) cfg.realms;
kdcConfigs = map (name: ''
aclFiles = mapAttrs
(name: {acl, ...}: (pkgs.writeText "${name}.acl" (concatMapStrings (
{principal, access, target, ...} :
let access_code = map (a: aclMap.${a}) (toList access); in
"${principal} ${concatStrings access_code} ${target}\n"
) acl))) cfg.realms;
kdcConfigs = mapAttrsToList (name: value: ''
${name} = {
acl_file = /etc/krb5kdc/${name}.acl
acl_file = ${value}
}
'') (attrNames cfg.realms);
'') aclFiles;
kdcConfFile = pkgs.writeText "kdc.conf" ''
[realms]
${concatStringsSep "\n" kdcConfigs}
@ -43,7 +41,7 @@ in
mkdir -m 0755 -p ${stateDir}
'';
serviceConfig.ExecStart = "${kerberos}/bin/kadmind -nofork";
restartTriggers = [ kdcConfFile ] ++ (attrValues aclFiles);
restartTriggers = [ kdcConfFile ];
environment = env;
};
@ -64,11 +62,7 @@ in
environment.etc = {
"krb5kdc/kdc.conf".source = kdcConfFile;
} // (
mapAttrs'
(name: value: nameValuePair "krb5kdc/${name}" {source = value;})
aclFiles
);
};
environment.variables = env;
};
}