commit a0e9a28f9b772a1acd6353984cce252fe6f855e3
Author: Ana Hobden <operator@hoverbear.org>
Date:   Fri Jan 13 10:04:16 2023 -0800

    init

diff --git a/action.yml b/action.yml
new file mode 100644
index 0000000..10eaa3d
--- /dev/null
+++ b/action.yml
@@ -0,0 +1,236 @@
+name: Nix Installer
+branding:
+  icon: 'box'
+  color: 'purple'
+description: An experimental Nix installer using `nix-install`
+inputs:
+  planner:
+    description: A planner to use
+    required: false
+  extra-args:
+    description: Extra args to pass to the planner (prefer using structured `with:` arguments unless using a custom planner!)
+    required: false
+  github-token:
+    description: A Github Token so that authenticated requests can be made (set this to `secrets.GITHUB_TOKEN`)
+  channels:
+    description: Channel(s) to add (eg `nixpkgs=https://nixos.org/channels/nixpkgs-unstable`)
+    required: false
+  modify-profile:
+    description: Modify the user profile to automatically load nix
+    required: false
+  nix-build-user-count:
+    description: Number of build users to create
+    required: false
+  nix-build-group-name:
+    description: The Nix build group name
+    required: false
+  nix-build-group-id:
+    description: The Nix build group GID
+    required: false
+  nix-build-user-prefix:
+    description: The Nix build user prefix (user numbers will be postfixed)
+    required: false
+  nix-build-user-base:
+    description: The Nix build user base UID (ascending)
+    required: false
+  nix-package-url:
+    description: The Nix package URL
+    required: false
+  extra-conf:
+    description: Extra configuration lines for `/etc/nix.conf` (includes `access-tokens` with `secrets.GITHUB_TOKEN` automatically if `github-token` is set)
+    required: false
+  mac-encrypt:
+    description: Force encryption on the volume (Mac only)
+    required: false
+  mac-case-sensitive:
+    description: Use a case sensitive volume (Mac only)
+    required: false
+  mac-volume-label:
+    description: The label for the created APFS volume (Mac only)
+    required: false
+  mac-root-disk:
+    description: The root disk of the target (Mac only)
+    required: false
+  nix-installer-url:
+    description: A URL pointing to a `nix-installer.sh` script
+    required: false
+  logger:
+    description: The logger to use for install (eg. `pretty`, `json`, `full`, `compact`)
+    required: false
+  local-root:
+    description: A local `nix-installer` binary root, overrides the `nix-installer-url` setting (a `nix-installer.sh` should exist, binaries should be named `nix-installer-$ARCH`, eg. `nix-installer-x86_64-linux`)
+    required: false
+  log-directives:
+    description: A list of Tracing directives, comma separated, `-`s replaced with `_` (eg. `nix_installer=trace`, see https://docs.rs/tracing-subscriber/latest/tracing_subscriber/filter/struct.EnvFilter.html#directives)
+    required: false
+  backtrace:
+    description: The setting for `RUST_BACKTRACE` (see https://doc.rust-lang.org/std/backtrace/index.html#environment-variables)
+    required: false
+  nix-installer-tag:
+    description: The tag of `nix-installer` to use
+    required: false
+  nix-installer-revision:
+    description: The revision of `nix-installer` to use
+    required: false
+  nix-installer-branch:
+    description: The branch of `nix-installer` to use
+    required: false
+
+runs:
+  using: composite
+  steps:
+    - name: Install Nix
+      shell: bash
+      run: |
+        if [ -n "${{ inputs.nix-installer-tag }}" ]; then
+          export NIX_INSTALLER_TAG=${{ inputs.tag }}
+          echo "Set NIX_INSTALLER_TAG=$NIX_INSTALLER_TAG"
+        fi
+        
+        if [ -n "${{ inputs.nix-installer-revision }}" ]; then
+          export NIX_INSTALLER_TAG=${{ inputs.nix-installer-revision }}
+          echo "Set NIX_INSTALLER_TAG=$NIX_INSTALLER_TAG"
+        fi
+
+        if [ -n "${{ inputs.nix-installer-branch }}" ]; then
+          export NIX_INSTALLER_BRANCH=${{ inputs.nix-installer-branch }}
+          echo "Set NIX_INSTALLER_BRANCH=$NIX_INSTALLER_BRANCH"
+        fi
+
+        if [ -n "${{ inputs.channels }}" ]; then
+          export NIX_INSTALLER_CHANNELS=${{ inputs.channels }}
+          echo "Set NIX_INSTALLER_CHANNELS=$NIX_INSTALLER_CHANNELS"
+        fi
+
+        if [ -n "${{ inputs.modify-profile }}" ]; then
+          export NIX_INSTALLER_MODIFY_PROFILE=${{ inputs.modify-profile }}
+          echo "Set NIX_INSTALLER_MODIFY_PROFILE=$NIX_INSTALLER_MODIFY_PROFILE"
+        fi
+
+        if [ -n "${{ inputs.daemon-user-count }}" ]; then
+          export NIX_INSTALLER_NIX_BUILD_USER_COUNT=${{ inputs.nix-build-user-count }}
+          echo "Set NIX_INSTALLER_NIX_BUILD_USER_COUNT=$NIX_INSTALLER_NIX_BUILD_USER_COUNT"
+        fi
+
+        if [ -n "${{ inputs.nix-build-group-name }}" ]; then
+          export NIX_INSTALLER_NIX_BUILD_GROUP_NAME=${{ inputs.nix-build-group-name }}
+          echo "Set NIX_INSTALLER_NIX_BUILD_GROUP_NAME=$NIX_INSTALLER_NIX_BUILD_GROUP_NAME"
+        fi
+
+        if [ -n "${{ inputs.nix-build-group-id }}" ]; then
+          export NIX_INSTALLER_NIX_BUILD_GROUP_ID=${{ inputs.nix-build-group-id }}
+          echo "Set NIX_INSTALLER_NIX_BUILD_GROUP_ID=$NIX_INSTALLER_NIX_BUILD_GROUP_ID"
+        fi
+
+        if [ -n "${{ inputs.nix-build-user-prefix }}" ]; then
+          export NIX_INSTALLER_NIX_BUILD_USER_ID_BASE=${{ inputs.nix-build-user-prefix }}
+          echo "Set NIX_INSTALLER_NIX_BUILD_USER_ID_BASE=$NIX_INSTALLER_NIX_BUILD_USER_ID_BASE"
+        fi
+
+        if [ -n "${{ inputs.nix-build-user-base }}" ]; then
+          export NIX_INSTALLER_NIX_BUILD_USER_PREFIX=${{ inputs.nix-build-user-base }}
+          echo "Set NIX_INSTALLER_NIX_BUILD_USER_PREFIX=$NIX_INSTALLER_NIX_BUILD_USER_PREFIX"
+        fi
+
+        if [ -n "${{ inputs.nix-package-url }}" ]; then
+          export NIX_INSTALLER_NIX_PACKAGE_URL=${{ inputs.nix-package-url }}
+          echo "Set NIX_INSTALLER_NIX_PACKAGE_URL=$NIX_INSTALLER_NIX_PACKAGE_URL"
+        fi
+
+        if [ -n "${{ inputs.extra-conf }}" ]; then
+          if [ -n "${{ inputs.github-token }}" ]; then
+            export NIX_INSTALLER_EXTRA_CONF="${{ inputs.extra-conf }}access-tokens = github.com=${{ inputs.github-token }}"
+          else
+            export NIX_INSTALLER_EXTRA_CONF="${{ inputs.extra-conf }}"
+          fi
+          echo "Set NIX_INSTALLER_EXTRA_CONF=$NIX_INSTALLER_EXTRA_CONF"
+        else
+          if [ -n "${{ inputs.github-token }}" ]; then
+            export NIX_INSTALLER_EXTRA_CONF="access-tokens = github.com=${{ inputs.github-token }}"
+            echo "Set NIX_INSTALLER_EXTRA_CONF=$NIX_INSTALLER_EXTRA_CONF"
+          fi
+        fi
+
+        if [ -n "${{ inputs.mac-encrypt }}" ]; then
+          export NIX_INSTALLER_ENCRYPT=${{ inputs.mac-encrypt }}
+          echo "Set NIX_INSTALLER_ENCRYPT=$NIX_INSTALLER_ENCRYPT"
+        fi
+
+        if [ -n "${{ inputs.mac-case-sensitive }}" ]; then
+          export NIX_INSTALLER_CASE_SENSITIVE=${{ inputs.mac-case-sensitive }}
+          echo "Set NIX_INSTALLER_CASE_SENSITIVE=$NIX_INSTALLER_CASE_SENSITIVE"
+        fi
+
+        if [ -n "${{ inputs.mac-volume-label }}" ]; then
+          export NIX_INSTALLER_VOLUME_LABEL=${{ inputs.mac-volume-label }}
+          echo "Set NIX_INSTALLER_VOLUME_LABEL=$NIX_INSTALLER_VOLUME_LABEL"
+        fi
+
+        if [ -n "${{ inputs.mac-root-disk }}" ]; then
+          export NIX_INSTALLER_ROOT_DISK=${{ inputs.mac-root-disk }}
+          echo "Set NIX_INSTALLER_ROOT_DISK=$NIX_INSTALLER_ROOT_DISK"
+        fi
+
+        if [ -n "${{ inputs.local-root }}" ]; then
+          if [ "$RUNNER_OS" == "macOS" ]; then
+            export PYTHON="python3"
+          else
+            export PYTHON="python"
+          fi
+          $PYTHON -m http.server --directory ${{ inputs.local-root }} --bind 0.0.0.0 8000 &
+          export HTTP_PID=$!
+          echo "Started simple http server for ${{ inputs.local-root }} on 0.0.0.0:8000"
+          while (! (: </dev/tcp/localhost/8000) &> /dev/null); do
+            sleep 1
+          done
+          export NIX_INSTALLER_FORCE_ALLOW_HTTP="1"
+          echo "Set NIX_INSTALLER_FORCE_ALLOW_HTTP=$NIX_INSTALLER_FORCE_ALLOW_HTTP"
+          export NIX_INSTALLER_URL=0.0.0.0:8000/nix-installer.sh
+          echo "Set NIX_INSTALLER_URL=$NIX_INSTALLER_URL"
+          export NIX_INSTALLER_BINARY_ROOT=http://0.0.0.0:8000/
+          echo "Set NIX_INSTALLER_BINARY_ROOT=$NIX_INSTALLER_BINARY_ROOT"
+          export NIX_INSTALLER_FORCE_ALLOW_HTTP=1
+          echo "Set NIX_INSTALLER_FORCE_ALLOW_HTTP=$NIX_INSTALLER_FORCE_ALLOW_HTTP"
+        else
+          if [ -n "${{ inputs.nix-installer-url }}" ]; then
+            export NIX_INSTALLER_URL=${{ inputs.nix-installer-url }}
+          else
+            if [ -n "$NIX_INSTALLER_TAG" ]; then
+              export NIX_INSTALLER_URL=https://install.determinate.systems/nix/tag/$NIX_INSTALLER_TAG
+            elif [ -n "$NIX_INSTALLER_REVISION" ]; then
+              export NIX_INSTALLER_URL=https://install.determinate.systems/nix/rev/$NIX_INSTALLER_REVISION
+            elif [ -n "$NIX_INSTALLER_REVISION" ]; then
+              export NIX_INSTALLER_URL=https://install.determinate.systems/nix/branch/$NIX_INSTALLER_BRANCH
+            else [ -n "$NIX_INSTALLER_REVISION" ]; then
+              export NIX_INSTALLER_URL=https://install.determinate.systems/nix
+            fi
+          fi
+          echo "Set NIX_INSTALLER_URL=$NIX_INSTALLER_URL"
+        fi
+
+        if [ -n "${{ inputs.logger }}" ]; then
+          export NIX_INSTALLER_LOGGER=${{ inputs.logger }}
+          echo "Set NIX_INSTALLER_LOGGER=$NIX_INSTALLER_LOGGER"
+        fi
+
+        if [ -n "${{ inputs.log-directives }}" ]; then
+          export NIX_INSTALLER_LOG_DIRECTIVES=${{ inputs.log-directives }}
+          echo "Set NIX_INSTALLER_LOG_DIRECTIVES=$NIX_INSTALLER_LOG_DIRECTIVES"
+        fi
+
+        if [ -n "${{ inputs.backtrace }}" ]; then
+          export RUST_BACKTRACE=${{ inputs.backtrace }}
+          echo "Set RUST_BACKTRACE=$RUST_BACKTRACE"
+        fi
+
+        export NIX_INSTALLER_NO_CONFIRM=true
+        echo "Set NIX_INSTALLER_NO_CONFIRM=$NIX_INSTALLER_NO_CONFIRM"
+
+        curl --retry 20 -L $NIX_INSTALLER_URL | sh -s -- install ${{ inputs.planner }} ${{ inputs.extra-args }}
+
+        if [ -n "$HTTP_PID" ]; then
+          kill $HTTP_PID
+        fi
+
+
+