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Merged
grahamc merged 2 commits into from
Sep 27, 2026
Merged

Add allow-fork input to let one named fork publish #51

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d0bfc76
add allow-fork input to let one named fork publish
grahamc Sep 27, 2026
5c79aad
document allow-fork
grahamc Sep 27, 2026
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18 changes: 14 additions & 4 deletions .github/workflows/workflow.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,16 @@ on:
required: false
type: string
default: ""
allow-fork:
description: |
The `owner/repo` name of a fork that is allowed to publish to FlakeHub.
Publishing from a fork is skipped unless `github.repository` matches this value exactly.
Forks of the named repository still skip publishing.

Example: `DeterminateSystems/nix-eval-jobs`
required: false
type: string
default: ""
outputs:
flake_name:
value: ${{ jobs.success.outputs.flake_name }}
Expand Down Expand Up @@ -171,15 +181,15 @@ jobs:
contains(needs.*.result, 'failure') ||
contains(needs.*.result, 'cancelled')
- uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
if: ${{ !github.event.repository.fork && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
if: ${{ (!github.event.repository.fork || (inputs.allow-fork != '' && github.repository == inputs.allow-fork)) && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
with:
persist-credentials: false
- uses: DeterminateSystems/determinate-nix-action@main
if: ${{ !github.event.repository.fork && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
if: ${{ (!github.event.repository.fork || (inputs.allow-fork != '' && github.repository == inputs.allow-fork)) && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
- uses: DeterminateSystems/flakehub-cache-action@main
if: ${{ !github.event.repository.fork && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
if: ${{ (!github.event.repository.fork || (inputs.allow-fork != '' && github.repository == inputs.allow-fork)) && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
- uses: DeterminateSystems/flakehub-push@main
if: ${{ !github.event.repository.fork && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
if: ${{ (!github.event.repository.fork || (inputs.allow-fork != '' && github.repository == inputs.allow-fork)) && inputs.visibility != '' && (github.ref == format('refs/heads/{0}', inputs.default-branch) || startsWith(github.ref, 'refs/tags/')) }}
id: publish
with:
rolling: ${{ github.ref == format('refs/heads/{0}', inputs.default-branch) }}
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1 change: 1 addition & 0 deletions README.md
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Expand Up @@ -60,6 +60,7 @@ You'll see something like this when your workflow has run successfully:
| `fail-fast` | Whether to cancel all in-progress jobs if any matrix job fails | `true` |
| `runner-map` | A custom mapping of [Nix system types][nix-system] to desired Actions runners | `{ "aarch64-darwin": "macos-latest", "x86_64-linux": "ubuntu-latest", "aarch64-linux": "ubuntu-latest" }` |
| `extra-nix-conf` | Extra Nix configuration to pass to Determinate Nix | |
| `allow-fork` | The `owner/repo` name of a fork that is allowed to publish to FlakeHub. Forks skip publishing unless `github.repository` matches this value exactly. | |

## Example configurations

Expand Down
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