default = "/var/secrets";
description = "Location where to put the keys";
};
+ # Read-only variables
+ fullPaths = lib.mkOption {
+ type = lib.types.attrsOf lib.types.path;
+ default = builtins.listToAttrs
+ (map (v: { name = v.dest; value = "${config.secrets.location}/${v.dest}"; }) config.secrets.keys);
+ readOnly = true;
+ description = "set of full paths to secrets";
+ };
};
+
config = let
location = config.secrets.location;
keys = config.secrets.keys;
if [ -f /run/keys/secrets.tar ]; then
if [ ! -f ${location}/currentSecrets ] || ! sha512sum -c --status "${location}/currentSecrets"; then
echo "rebuilding secrets"
- rm -rf ${location}
- install -m0750 -o root -g keys -d ${location}
- ${pkgs.gnutar}/bin/tar --strip-components 1 -C ${location} -xf /run/keys/secrets.tar
- sha512sum /run/keys/secrets.tar > ${location}/currentSecrets
- find ${location} -type d -exec chown root:keys {} \; -exec chmod o-rx {} \;
+ TMP=$(${pkgs.coreutils}/bin/mktemp -d)
+ if [ -n "$TMP" ]; then
+ install -m0750 -o root -g keys -d $TMP
+ ${pkgs.gnutar}/bin/tar --strip-components 1 -C $TMP -xf /run/keys/secrets.tar
+ sha512sum /run/keys/secrets.tar > $TMP/currentSecrets
+ find $TMP -type d -exec chown root:keys {} \; -exec chmod o-rx {} \;
+ ${pkgs.rsync}/bin/rsync -O -c -av --delete $TMP/ ${location}
+ rm -rf $TMP
+ fi
fi
fi
'';