actions/nix-installer-action
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Ensure we still set GITHUB_PATH

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Further improve logic
This commit is contained in:
Ana Hobden 2023-01-16 09:13:18 -08:00
parent 2ec668c456
commit 3c9332283c
1 changed files with 15 additions and 5 deletions
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26
action.yml
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@ -76,7 +76,8 @@ inputs:
description: The branch of `nix-installer` to use
required: false
reinstall:
description: Force a reinstall if the
description: Force a reinstall if an existing installation is detected
required: false
runs:
using: composite
@ -84,18 +85,27 @@ runs:
- name: Install Nix
shell: bash
run: |
if [ -f "/nix/receipt.json" ]; then
if [ -n "${{ inputs.reinstall }}" ]; then
/nix/nix-installer uninstall --no-confirm
else
echo "Nix was already installed, using existing install"
exit 0
if [ -f "/nix/receipt.json" ] && [ -f "/nix/nix-installer" ]; then
if ([ -n "${{ inputs.nix-installer-revision }}" ] || [ -n "${{ inputs.nix-installer-branch }}" ]) && [ "${{ inputs.reinstall }}" != "true" ]; then
echo "When `nix-installer-revision` or `nix-installer-branch` are set the detection of existing installs (and versions) may be unreliable, `reinstall: true` should also be set"
fi
if [ -n "${{ inputs.reinstall }}" ] && [ "${{ inputs.reinstall }}" == "true" ]; then
/nix/nix-installer uninstall --no-confirm
else
EXISTING_VERSION=$(/nix/nix-installer --version | awk '{ print $2 }')
if [ -n "${{ inputs.nix-installer-tag }}" ] && [ "${{ inputs.nix-installer-tag }}" != "$EXISTING_VERSION" ]; then
echo "`nix-installer` version mismatch, if attempting to upgrade to a new tag, use `reinstall: true`, you may want to back up your `/nix/store` first"
exit 1
fi
echo "Nix was already installed, using existing install"
echo "/nix/var/nix/profiles/default/bin" >> $GITHUB_PATH
exit 0
fi
fi
if [ -n "${{ inputs.nix-installer-tag }}" ]; then
export NIX_INSTALLER_TAG=${{ inputs.tag }}
export NIX_INSTALLER_TAG=${{ inputs.nix-installer-tag }}
echo "Set NIX_INSTALLER_TAG=$NIX_INSTALLER_TAG"
fi