102 lines
3.4 KiB
Nix
102 lines
3.4 KiB
Nix
{ config, lib, pkgs, ... }:
|
|
|
|
with lib;
|
|
|
|
let
|
|
cfg = config.security.pam.mount;
|
|
|
|
anyPamMount = any (attrByPath ["pamMount"] false) (attrValues config.security.pam.services);
|
|
in
|
|
|
|
{
|
|
options = {
|
|
|
|
security.pam.mount = {
|
|
enable = mkOption {
|
|
type = types.bool;
|
|
default = false;
|
|
description = ''
|
|
Enable PAM mount system to mount fileystems on user login.
|
|
'';
|
|
};
|
|
|
|
extraVolumes = mkOption {
|
|
type = types.listOf types.str;
|
|
default = [];
|
|
description = ''
|
|
List of volume definitions for pam_mount.
|
|
For more information, visit <link
|
|
xlink:href="http://pam-mount.sourceforge.net/pam_mount.conf.5.html" />.
|
|
'';
|
|
};
|
|
|
|
additionalSearchPaths = mkOption {
|
|
type = types.listOf types.package;
|
|
default = [];
|
|
example = literalExample "[ pkgs.bindfs ]";
|
|
description = ''
|
|
Additional programs to include in the search path of pam_mount.
|
|
Useful for example if you want to use some FUSE filesystems like bindfs.
|
|
'';
|
|
};
|
|
|
|
fuseMountOptions = mkOption {
|
|
type = types.listOf types.str;
|
|
default = [];
|
|
example = literalExample ''
|
|
[ "nodev" "nosuid" "force-user=%(USER)" "gid=%(USERGID)" "perms=0700" "chmod-deny" "chown-deny" "chgrp-deny" ]
|
|
'';
|
|
description = ''
|
|
Global mount options that apply to every FUSE volume.
|
|
You can define volume-specific options in the volume definitions.
|
|
'';
|
|
};
|
|
};
|
|
|
|
};
|
|
|
|
config = mkIf (cfg.enable || anyPamMount) {
|
|
|
|
environment.systemPackages = [ pkgs.pam_mount ];
|
|
environment.etc."security/pam_mount.conf.xml" = {
|
|
source =
|
|
let
|
|
extraUserVolumes = filterAttrs (n: u: u.cryptHomeLuks != null || u.pamMount != {}) config.users.users;
|
|
mkAttr = k: v: ''${k}="${v}"'';
|
|
userVolumeEntry = user: let
|
|
attrs = {
|
|
user = user.name;
|
|
path = user.cryptHomeLuks;
|
|
mountpoint = user.home;
|
|
} // user.pamMount;
|
|
in
|
|
"<volume ${concatStringsSep " " (mapAttrsToList mkAttr attrs)} />\n";
|
|
in
|
|
pkgs.writeText "pam_mount.conf.xml" ''
|
|
<?xml version="1.0" encoding="utf-8" ?>
|
|
<!DOCTYPE pam_mount SYSTEM "pam_mount.conf.xml.dtd">
|
|
<!-- auto generated from Nixos: modules/config/users-groups.nix -->
|
|
<pam_mount>
|
|
<debug enable="0" />
|
|
|
|
<!-- if activated, requires ofl from hxtools to be present -->
|
|
<logout wait="0" hup="no" term="no" kill="no" />
|
|
<!-- set PATH variable for pam_mount module -->
|
|
<path>${makeBinPath ([ pkgs.util-linux ] ++ cfg.additionalSearchPaths)}</path>
|
|
<!-- create mount point if not present -->
|
|
<mkmountpoint enable="1" remove="true" />
|
|
|
|
<!-- specify the binaries to be called -->
|
|
<fusemount>${pkgs.fuse}/bin/mount.fuse %(VOLUME) %(MNTPT) -o ${concatStringsSep "," (cfg.fuseMountOptions ++ [ "%(OPTIONS)" ])}</fusemount>
|
|
<cryptmount>${pkgs.pam_mount}/bin/mount.crypt %(VOLUME) %(MNTPT)</cryptmount>
|
|
<cryptumount>${pkgs.pam_mount}/bin/umount.crypt %(MNTPT)</cryptumount>
|
|
<pmvarrun>${pkgs.pam_mount}/bin/pmvarrun -u %(USER) -o %(OPERATION)</pmvarrun>
|
|
|
|
${concatStrings (map userVolumeEntry (attrValues extraUserVolumes))}
|
|
${concatStringsSep "\n" cfg.extraVolumes}
|
|
</pam_mount>
|
|
'';
|
|
};
|
|
|
|
};
|
|
}
|