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systemd: sanitize unit derivation names

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To allow a few special characters such as "@".

This is taken from

    c414e5bd08/nixos/modules/system/boot/systemd-lib.nix (L14)
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Douglas Wilson 2019-02-19 07:10:04 +00:00 committed by Robert Helgesson
parent 93f5fcae1e
commit 74811679b7
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GPG key ID: 36BDAA14C2797E89
1 changed files with 8 additions and 2 deletions
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10
modules/systemd.nix
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@ -27,11 +27,17 @@ let
buildService = style: name: serviceCfg: buildService = style: name: serviceCfg:
let let
filename = "${name}.${style}"; filename = "${name}.${style}";
pathSafeName = lib.replaceChars ["@" ":" "\\" "[" "]"]
["-" "-" "-" "" "" ]
filename;
# Needed because systemd derives unit names from the ultimate # Needed because systemd derives unit names from the ultimate
# link target. # link target.
source = pkgs.writeTextDir filename (toSystemdIni serviceCfg) source = pkgs.writeTextFile {
+ "/" + filename; name = pathSafeName;
text = toSystemdIni serviceCfg;
destination = "/${filename}";
} + "/${filename}";
wantedBy = target: wantedBy = target:
{ {