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Speed up Nix-based CI #5

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Merged
gmile merged 1 commit into from
Jul 14, 2026
Merged

Speed up Nix-based CI #5

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34 changes: 22 additions & 12 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,10 @@ on:
permissions:
contents: read

concurrency:
group: ${{ github.workflow }}-${{ github.ref }}
cancel-in-progress: true

jobs:
test:
name: Test
Expand All @@ -25,47 +29,53 @@ jobs:
with:
path: deps
key: ${{ runner.os }}-mix-deps-${{ hashFiles('mix.lock') }}
restore-keys: |
${{ runner.os }}-mix-deps-

- name: Restore build cache
uses: actions/cache@caa296126883cff596d87d8935842f9db880ef25 # v5
with:
path: _build
key: ${{ runner.os }}-mix-build-${{ hashFiles('flake.lock', 'mix.lock') }}
key: ${{ runner.os }}-mix-build-${{ hashFiles('flake.nix', 'flake.lock') }}-${{ hashFiles('mix.lock') }}
restore-keys: |
${{ runner.os }}-mix-build-${{ hashFiles('flake.nix', 'flake.lock') }}-

- name: Restore PLT cache
uses: actions/cache@caa296126883cff596d87d8935842f9db880ef25 # v5
with:
path: priv/plts
key: ${{ runner.os }}-plt-${{ hashFiles('flake.lock', 'mix.lock') }}
key: ${{ runner.os }}-plt-${{ hashFiles('flake.nix', 'flake.lock') }}-${{ hashFiles('mix.lock') }}
restore-keys: |
${{ runner.os }}-plt-${{ hashFiles('flake.nix', 'flake.lock') }}-

- name: Install dependencies
run: nix develop --command mix deps.get --check-locked
run: nix develop .#ci --command mix deps.get --check-locked

- name: Compile
run: nix develop --command mix compile --warnings-as-errors
run: nix develop .#ci --command mix compile --warnings-as-errors

- name: Check formatting
run: nix develop --command mix format --check-formatted
run: nix develop .#ci --command mix format --check-formatted

- name: Check unused dependencies
run: nix develop --command mix deps.unlock --check-unused
run: nix develop .#ci --command mix deps.unlock --check-unused

- name: Check dependency cycles
run: nix develop --command mix xref graph --format cycles --fail-above 0
run: nix develop .#ci --command mix xref graph --format cycles --fail-above 0

- name: Run unit tests without soffice
run: nix develop --command mix test --exclude integration
run: nix develop .#ci --command mix test --exclude integration
env:
URP_INTEGRATION: "0"

- name: Build documentation
run: nix develop --command mix docs --warnings-as-errors
run: nix develop .#ci --command mix docs --warnings-as-errors

- name: Audit Hex dependencies
run: nix develop --command mix hex.audit
run: nix develop .#ci --command mix hex.audit

- name: Run dialyzer
run: nix develop --command mix dialyzer
run: nix develop .#ci --command mix dialyzer

- uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4

Expand All @@ -88,6 +98,6 @@ jobs:
timeout 30 bash -c 'until nc -z localhost 2002; do sleep 1; done'

- name: Run integration tests
run: nix develop --command mix test --include integration --include lo26
run: nix develop .#ci --command mix test --include integration --include lo26
env:
URP_INTEGRATION: "1"
8 changes: 5 additions & 3 deletions .github/workflows/release.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -30,19 +30,21 @@ jobs:
with:
path: deps
key: ${{ runner.os }}-mix-deps-${{ hashFiles('mix.lock') }}
restore-keys: |
${{ runner.os }}-mix-deps-

- name: Install dependencies
run: nix develop --command mix deps.get --check-locked
run: nix develop .#ci --command mix deps.get --check-locked

- name: Verify tag, package version, and changelog
run: |
version="$(tr -d '[:space:]' < VERSION)"
test "${GITHUB_REF_NAME}" = "v${version}"
grep --fixed-strings --quiet "## [v${version}]" CHANGELOG.md
nix develop --command mix hex.build
nix develop .#ci --command mix hex.build

- name: Publish to Hex
run: nix develop --command mix hex.publish --yes
run: nix develop .#ci --command mix hex.publish --yes
env:
HEX_API_KEY: ${{ secrets.HEX_API_KEY }}

Expand Down
11 changes: 11 additions & 0 deletions flake.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@
let
pkgs = nixpkgs.legacyPackages.${system};
beamPackages = pkgs.beam.packages.erlang_29;
# CI/release tasks are headless; avoid the full wx and systemd closure.
ciBeamPackages = pkgs.beamMinimal29Packages;
in
{
default = pkgs.mkShell {
Expand All @@ -24,6 +26,15 @@
pkgs.uv
];
};

ci = pkgs.mkShell {
packages = [
ciBeamPackages.erlang
ciBeamPackages.elixir_1_20
ciBeamPackages.hex
ciBeamPackages.rebar3
];
};
}
);
};
Expand Down