Generate installer script for each PR/push

This works by using Cachix feature of serving a file from
a store path.
This commit is contained in:
Domen Kožar 2021-02-15 10:20:54 +00:00
parent 4e98f0345c
commit ae4260f0a7
No known key found for this signature in database
GPG key ID: C2FFBCAFD2C24246
3 changed files with 89 additions and 35 deletions

View file

@ -8,10 +8,52 @@ jobs:
matrix: matrix:
os: [ubuntu-latest, macos-latest] os: [ubuntu-latest, macos-latest]
runs-on: ${{ matrix.os }} runs-on: ${{ matrix.os }}
env:
CACHIX_NAME: nix-ci
steps: steps:
- uses: actions/checkout@v2 - uses: actions/checkout@v2.3.4
with: with:
fetch-depth: 0 fetch-depth: 0
- uses: cachix/install-nix-action@v12 - uses: cachix/install-nix-action@v12
- uses: cachix/cachix-action@v8
with:
name: '${{ env.CACHIX_NAME }}'
signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
#- run: nix flake check #- run: nix flake check
- run: nix-build -A checks.$(if [[ `uname` = Linux ]]; then echo x86_64-linux; else echo x86_64-darwin; fi) - run: nix-build -A checks.$(if [[ `uname` = Linux ]]; then echo x86_64-linux; else echo x86_64-darwin; fi)
installer:
if: github.event_name == 'push'
needs: tests
runs-on: ubuntu-latest
env:
CACHIX_NAME: nix-ci
outputs:
installerURL: ${{ steps.prepare-installer.outputs.installerURL }}
steps:
- uses: actions/checkout@v2.3.4
with:
fetch-depth: 0
- uses: cachix/install-nix-action@v12
- uses: cachix/cachix-action@v8
with:
name: '${{ env.CACHIX_NAME }}'
signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
- id: prepare-installer
run: scripts/prepare-installer-for-github-actions
installer_test:
if: github.event_name == 'push'
needs: installer
strategy:
matrix:
os: [ubuntu-latest, macos-latest]
runs-on: ${{ matrix.os }}
env:
CACHIX_NAME: nix-ci
steps:
- uses: actions/checkout@v2.3.4
- uses: cachix/install-nix-action@master
with:
install_url: '${{needs.installer.outputs.installerURL}}'
install_options: '--tarball-url-prefix https://${{ env.CACHIX_NAME }}.cachix.org/serve'
- run: nix-instantiate -E 'builtins.currentTime' --eval

View file

@ -109,6 +109,40 @@
]; ];
}; };
installScriptFor = systems:
with nixpkgsFor.x86_64-linux;
runCommand "installer-script"
{ buildInputs = [ nix ];
}
''
mkdir -p $out/nix-support
# Converts /nix/store/50p3qk8kka9dl6wyq40vydq945k0j3kv-nix-2.4pre20201102_550e11f/bin/nix
# To 50p3qk8kka9dl6wyq40vydq945k0j3kv/bin/nix
tarballPath() {
# Remove the store prefix
local path=''${1#${builtins.storeDir}/}
# Get the path relative to the derivation root
local rest=''${path#*/}
# Get the derivation hash
local drvHash=''${path%%-*}
echo "$drvHash/$rest"
}
substitute ${./scripts/install.in} $out/install \
${pkgs.lib.concatMapStrings
(system:
'' \
--replace '@tarballHash_${system}@' $(nix --experimental-features nix-command hash-file --base16 --type sha256 ${self.hydraJobs.binaryTarball.${system}}/*.tar.xz) \
--replace '@tarballPath_${system}@' $(tarballPath ${self.hydraJobs.binaryTarball.${system}}/*.tar.xz) \
''
)
systems
} --replace '@nixVersion@' ${version}
echo "file installer $out/install" >> $out/nix-support/hydra-build-products
'';
in { in {
# A Nixpkgs overlay that overrides the 'nix' and # A Nixpkgs overlay that overrides the 'nix' and
@ -313,40 +347,8 @@
# to https://nixos.org/nix/install. It downloads the binary # to https://nixos.org/nix/install. It downloads the binary
# tarball for the user's system and calls the second half of the # tarball for the user's system and calls the second half of the
# installation script. # installation script.
installerScript = installerScript = installScriptFor [ "x86_64-linux" "i686-linux" "x86_64-darwin" "aarch64-linux" ];
with nixpkgsFor.x86_64-linux; installerScriptForGHA = installScriptFor [ "x86_64-linux" "x86_64-darwin" ];
runCommand "installer-script"
{ buildInputs = [ nix ];
}
''
mkdir -p $out/nix-support
# Converts /nix/store/50p3qk8kka9dl6wyq40vydq945k0j3kv-nix-2.4pre20201102_550e11f/bin/nix
# To 50p3qk8kka9dl6wyq40vydq945k0j3kv/bin/nix
tarballPath() {
# Remove the store prefix
local path=''${1#${builtins.storeDir}/}
# Get the path relative to the derivation root
local rest=''${path#*/}
# Get the derivation hash
local drvHash=''${path%%-*}
echo "$drvHash/$rest"
}
substitute ${./scripts/install.in} $out/install \
${pkgs.lib.concatMapStrings
(system:
'' \
--replace '@tarballHash_${system}@' $(nix --experimental-features nix-command hash-file --base16 --type sha256 ${self.hydraJobs.binaryTarball.${system}}/*.tar.xz) \
--replace '@tarballPath_${system}@' $(tarballPath ${self.hydraJobs.binaryTarball.${system}}/*.tar.xz) \
''
)
[ "x86_64-linux" "i686-linux" "x86_64-darwin" "aarch64-linux" ]
} \
--replace '@nixVersion@' ${version}
echo "file installer $out/install" >> $out/nix-support/hydra-build-products
'';
# Line coverage analysis. # Line coverage analysis.
coverage = coverage =

View file

@ -0,0 +1,10 @@
#!/usr/bin/env bash
set -e
script=$(nix-build -A outputs.hydraJobs.installerScriptForGHA --no-out-link)
installerHash=$(echo $script | cut -b12-43 -)
installerURL=https://$CACHIX_NAME.cachix.org/serve/$installerHash/install
echo "::set-output name=installerURL::$installerURL"