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PUT api/machines/{name}/config: ensure only valid config is ever written

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- add CLAN_MACHINE_SETTINGS_FILE variable to temporarily override the machine settings file
- do a dry-run evaluation first with the new config before persisting it.
This commit is contained in:
DavHau
2023-10-24 18:40:48 +01:00
parent ef59b97c0c
commit 177be69eda
5 changed files with 87 additions and 39 deletions
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9
lib/build-clan/default.nix
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@@ -7,9 +7,12 @@ let
machinesDirs = lib.optionalAttrs (builtins.pathExists "${directory}/machines") (builtins.readDir (directory + /machines));
machineSettings = machineName:
lib.optionalAttrs (builtins.pathExists "${directory}/machines/${machineName}/settings.json")
(builtins.fromJSON
(builtins.readFile (directory + /machines/${machineName}/settings.json)));
if builtins.getEnv "CLAN_MACHINE_SETTINGS_FILE" != ""
then builtins.fromJSON (builtins.readFile (builtins.getEnv "CLAN_MACHINE_SETTINGS_FILE"))
else
lib.optionalAttrs (builtins.pathExists "${directory}/machines/${machineName}/settings.json")
(builtins.fromJSON
(builtins.readFile (directory + /machines/${machineName}/settings.json)));
# TODO: remove default system once we have a hardware-config mechanism
nixosConfiguration = { system ? "x86_64-linux", name }: nixpkgs.lib.nixosSystem {