80 lines
2.3 KiB
Nix
80 lines
2.3 KiB
Nix
{
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description = "Deployment for skynet";
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inputs = {
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# gonna start off with a fairly modern base
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nixpkgs.url = "nixpkgs/nixos-22.11";
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# utility stuff
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flake-utils.url = "github:numtide/flake-utils";
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agenix.url = "github:ryantm/agenix";
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deploy-rs.url = "github:serokell/deploy-rs";
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};
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outputs = { self, nixpkgs, deploy-rs, ... }: let
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# can centralise the config for each machiene here
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machine_config = [
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# each system one line
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{
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# each machiene must have a name
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name = "test01";
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# core info about it
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system = "x86_64-linux";
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modules = [
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./machines/base.nix
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];
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# for the deployment
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hostname = "test01.home.brendan.ie";
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sshUser = "root";
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}
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];
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# the best part, nix is functional, so lets have some functions
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# map applies this function to every item in an array
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create_nixosConfigurations = map (
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# converts it into {name_of_machiene = {system = '..'; modules = '..'}}
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config: {
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# need to extract teh name of the machiene
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${config.name} = (
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# nixpkgs.lib.nixosSystem is a fucntion that is used to turn a attribute set into the config for a machiene
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nixpkgs.lib.nixosSystem {
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system = config.system;
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modules = config.modules;
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}
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);
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}
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);
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# this takes the config attributes and turns it into something useful for the nodes
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create_nodes = map (
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# this is fairly simple, just plug in teh values
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config: {
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${config.name} = {
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hostname = config.hostname;
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profiles.system = {
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path = deploy-rs.lib."${config.system}".activate.nixos self.nixosConfigurations."${config.name}";
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sshUser = config.sshUser;
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};
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};
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}
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);
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# this merges together an array of atributes into just one set
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merge = nixpkgs.lib.lists.foldl (a: b: a // b) {};
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in {
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# values created using the data and functions above
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nixosConfigurations = merge (create_nixosConfigurations machine_config);
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deploy.nodes = merge (create_nodes machine_config);
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# This is highly advised, and will prevent many possible mistakes
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checks = builtins.mapAttrs (system: deployLib: deployLib.deployChecks self.deploy) deploy-rs.lib;
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};
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}
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