88 lines
2.2 KiB
Nix
88 lines
2.2 KiB
Nix
{ pulls, branches, ... }:
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let
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# create the json spec for the jobset
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makeSpec =
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contents:
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builtins.derivation {
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name = "spec.json";
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system = "x86_64-linux";
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preferLocalBuild = true;
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allowSubstitutes = false;
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builder = "/bin/sh";
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args = [
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(builtins.toFile "builder.sh" ''
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echo "$contents" > $out
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'')
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];
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contents = builtins.toJSON contents;
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};
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prs = readJSONFile pulls;
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refs = readJSONFile branches;
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repo = "ahuston-0/canvas_grit_automation";
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# template for creating a job
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makeJob =
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{
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schedulingshares ? 10,
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keepnr ? 3,
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description,
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flake,
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}:
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{
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inherit
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description
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flake
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schedulingshares
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keepnr
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;
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enabled = 1;
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type = 1;
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hidden = false;
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checkinterval = 300; # every 6 months
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enableemail = false;
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emailoverride = "";
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};
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# Create a hydra job for a branch
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jobOfRef =
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name:
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{ ref, ... }:
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if (builtins.match "^refs/heads/(.*)$" ref) == null then
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null
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else
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{
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name = builtins.replaceStrings [ "/" ] [ "-" ] "branch-${name}";
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value = makeJob {
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description = "Branch ${name}";
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flake = "git+ssh://git@github.com/${repo}?ref=${ref}";
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};
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};
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# Create a hydra job for a PR
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jobOfPR = id: info: {
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name = "pr-${id}";
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value = makeJob {
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description = "PR ${id}: ${info.title}";
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flake = "git+ssh://git@github.com/${info.head.repo.full_name}?ref=${info.head.ref}";
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};
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};
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# some utility functions
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# converts json to name/value dicts
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attrsToList = l: builtins.attrValues (builtins.mapAttrs (name: value: { inherit name value; }) l);
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# wrapper function for reading json from file
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readJSONFile = f: builtins.fromJSON (builtins.readFile f);
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# remove null values from a set, in-case of branches that don't exist
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mapFilter = f: l: builtins.filter (x: x != null) (map f l);
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# Create job set from PRs and branches
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jobs = makeSpec (
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builtins.listToAttrs (map ({ name, value }: jobOfPR name value) (attrsToList prs))
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// builtins.listToAttrs (mapFilter ({ name, value }: jobOfRef name value) (attrsToList refs))
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);
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in
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{
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jobsets = jobs;
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}
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