41 lines
1.8 KiB
Nix
41 lines
1.8 KiB
Nix
{ pkgs, ... }:
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{
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imports = [ ./mounts/secret.nix ];
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environment.systemPackages = [ pkgs.keyutils ];
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# Remove this once https://github.com/NixOS/nixpkgs/issues/34638 is resolved
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# The TL;DR is: the kernel calls out to the hard-coded path of
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# /sbin/request-key as part of its CIFS auth process, which of course does
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# not exist on NixOS due to the usage of Nix store paths.
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system.activationScripts.symlink-requestkey = ''
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if [ ! -d /sbin ]; then
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mkdir /sbin
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fi
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ln -sfn /run/current-system/sw/bin/request-key /sbin/request-key
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'';
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# request-key expects a configuration file under /etc
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environment.etc."request-key.conf" = {
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text =
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let
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upcall = "${pkgs.cifs-utils}/bin/cifs.upcall";
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keyctl = "${pkgs.keyutils}/bin/keyctl";
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in
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''
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#OP TYPE DESCRIPTION CALLOUT_INFO PROGRAM
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# -t is required for DFS share servers...
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create cifs.spnego * * ${upcall} -t %k
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create dns_resolver * * ${upcall} %k
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# Everything below this point is essentially the default configuration,
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# modified minimally to work under NixOS. Notably, it provides debug
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# logging.
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create user debug:* negate ${keyctl} negate %k 30 %S
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create user debug:* rejected ${keyctl} reject %k 30 %c %S
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create user debug:* expired ${keyctl} reject %k 30 %c %S
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create user debug:* revoked ${keyctl} reject %k 30 %c %S
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create user debug:loop:* * |${pkgs.coreutils}/bin/cat
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create user debug:* * ${pkgs.keyutils}/share/keyutils/request-key-debug.sh %k %d %c %S
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negate * * * ${keyctl} negate %k 30 %S
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'';
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};
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}
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