configure buildkite #2

+35

.buildkite/hooks/pre-command

reviewed

··· 1 1 + #!/bin/sh 2 2 + # 3 3 + # Buildkite pre-command hook: install Determinate Nix on the agent 4 4 + # before each command step runs. We rely on Nix (with flakes) for our 5 5 + # build environment, so every fresh agent needs it bootstrapped. 6 6 + # 7 7 + # Determinate's installer enables flakes and `nix-command` by default 8 8 + # and is more reliable in CI than the upstream installer, so we don't 9 9 + # need to stage a custom nix.conf. 10 10 + 11 11 + set -eu 12 12 + 13 13 + # Install Nix without touching the agent's init system. The `?ci=buildkite` 14 14 + # query param is informational; it lets Determinate tag installer telemetry. 15 15 + curl --proto '=https' --tlsv1.2 -sSf -L \ 16 16 + "https://install.determinate.systems/nix?ci=buildkite" \ 17 17 + | sh -s -- install linux --no-confirm --init none 18 18 + 19 19 + # Start the Determinate daemon ourselves since we passed `--init none`. 20 20 + # Point the Nix client at the daemon for the rest of this shell. 21 21 + nohup /usr/local/bin/determinate-nixd daemon & 22 22 + export NIX_REMOTE=daemon 23 23 + 24 24 + # Wait for the daemon to become responsive before handing control back 25 25 + # to the command step. 26 26 + while ! determinate-nixd status >/dev/null 2>&1; do 27 27 + sleep 0.1 28 28 + done 29 29 + 30 30 + # Put `nix` on PATH for the command step. Buildkite sources hooks, so 31 31 + # this export propagates. With `--init none` we never edited any shell 32 32 + # profile, so we have to do it ourselves. The default profile holds the 33 33 + # `nix` binary; the per-user profile holds anything `nix profile install` 34 34 + # adds later. 35 35 + export PATH="/nix/var/nix/profiles/default/bin:$HOME/.nix-profile/bin:$PATH"

+18

.buildkite/pipeline.yml

reviewed

··· 1 1 + # In-repo Buildkite pipeline. The Buildkite-side pipeline only needs 2 2 + # one step that does `buildkite-agent pipeline upload`; everything 3 3 + # real lives here. 4 4 + 5 5 + steps: 6 6 + - label: ":nix: format check" 7 7 + # `nix fmt` dispatches to the flake's `formatter` output (alejandra). 8 8 + # `--` forwards `--check` to alejandra, which exits non-zero on any 9 9 + # file that would be reformatted so the build fails instead of 10 10 + # silently rewriting files. 11 11 + command: nix fmt -- --check . 12 12 + 13 13 + - label: ":go: test" 14 14 + # Run the full Go test suite inside the flake's dev shell so the 15 15 + # toolchain (go, cgo deps for mattn/go-sqlite3) matches what the 16 16 + # package build uses. `nix develop -c` runs the given command in the 17 17 + # default devShell without dropping into an interactive shell. 18 18 + command: nix develop -c go test ./...

+12

.tangled/workflows/test.yml

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··· 1 1 + when: 2 2 + - event: ["push"] 3 3 + branch: ["main"] 4 4 + - event: ["pull_request"] 5 5 + branch: ["main"] 6 6 + 7 7 + engine: nixery 8 8 + 9 9 + tack: 10 10 + buildkite: 11 11 + org: mitchellh 12 12 + pipeline: tack

+6 -2

flake.nix

reviewed

··· 12 12 flake-utils, 13 13 ... 14 14 }: 15 15 - # Per-system outputs (packages, apps, devShells). nixosModules is 16 16 - # system-independent and is merged in below. 15 15 + # Per-system outputs (packages, apps, devShells). nixosModules is 16 16 + # system-independent and is merged in below. 17 17 flake-utils.lib.eachDefaultSystem ( 18 18 system: let 19 19 pkgs = nixpkgs.legacyPackages.${system}; ··· 39 39 env.CGO_ENABLED = "1"; 40 40 }; 41 41 in { 42 42 + # `nix fmt` formats the tree with alejandra. CI pins this same 43 43 + # binary via `nix run nixpkgs#alejandra` for the format check. 44 44 + formatter = pkgs.alejandra; 45 45 + 42 46 devShells.default = pkgs.mkShell { 43 47 packages = [ 44 48 pkgs.go

+2 -2

nix/modules/tack.nix

reviewed

··· 1 1 - # NixOS module for the tack spindle. 1 1 + # NixOS module for the tack spindle. 2 2 { 3 3 config, 4 4 lib, ··· 127 127 ] 128 128 ++ optional cfg.dev "TACK_DEV=1" 129 129 ++ optional (cfg.buildkite.org != null) 130 130 - "TACK_BUILDKITE_ORG=${cfg.buildkite.org}"; 130 130 + "TACK_BUILDKITE_ORG=${cfg.buildkite.org}"; 131 131 132 132 ExecStart = "${cfg.package}/bin/tack -addr ${cfg.listenAddr}"; 133 133 Restart = "always";