Update validate pipeline

Author: hasufell

.github/workflows/validate.yml

@@ -6,11 +6,6 @@ defaults:
   run:
     shell: bash
 
-# See: https://docs.github.com/en/actions/reference/workflow-syntax-for-github-actions#concurrency.
-concurrency:
-  group: ${{ github.ref }}-${{ github.workflow }}
-  cancel-in-progress: true
-
 on:
   push:
     branches:
@@ -19,6 +14,7 @@ on:
   release:
     types:
       - created
+  workflow_dispatch:
 
 env:
   # We choose a stable ghc version across all os's
@@ -38,23 +34,7 @@ jobs:
     strategy:
       matrix:
         os: ["ubuntu-20.04", "macos-latest", "windows-latest"]
-        ghc: ["9.4.8", "9.2.8", "9.0.2", "8.10.7", "8.8.4", "8.6.5", "8.4.4"]
-        exclude:
-          # Run takes 4+ hours
-          - os: "windows-latest"
-            ghc: "9.0.2"
-          # corrupts GHA cache or the fabric of reality itself, see https://github.com/haskell/cabal/issues/8356
-          - os: "windows-latest"
-            ghc: "8.10.7"
-          # lot of segfaults caused by ghc bugs
-          - os: "windows-latest"
-            ghc: "8.8.4"
-          # it also throws segfaults randomly
-          - os: "windows-latest"
-            ghc: "8.4.4"
-          # it often randomly does "C:\Users\RUNNER~1\AppData\Local\Temp\ghcFEDE.c: DeleteFile "\\\\?\\C:\\Users\\RUNNER~1\\AppData\\Local\\Temp\\ghcFEDE.c": permission denied (Access is denied.)"
-          - os: "windows-latest"
-            ghc: "8.6.5"
+        ghc: ["9.2.8"]
 
     steps:
 
@@ -321,76 +301,6 @@ jobs:
         if: ( runner.os != 'Windows' ) && ( matrix.cli != 'false' )
         run: sh validate.sh $FLAGS -s cli-suite
 
-  validate-old-ghcs:
-    name: Validate old ghcs ${{ matrix.extra-ghc }}
-    runs-on: ubuntu-20.04
-    needs: validate
-    # This job needs an older ubuntu (16.04) cause
-    # the required old ghcs using the `-dyn` flavour
-    # are not installable from ppa/hvr in newer ones
-    # see https://github.com/haskell/cabal/issues/8011
-    container:
-      image: phadej/ghc:8.8.4-xenial
-
-    strategy:
-      matrix:
-        # Newer ghc versions than 8.8.4 have to be installed with ghcup cause
-        # they are not available in ppa/hvr. The ghcup installation
-        # needs `sudo` which is not available in the xenial container
-        ghc: ["8.8.4"]
-        extra-ghc: ["7.10.3", "7.8.4", "7.6.3", "7.4.2", "7.2.2", "7.0.4"]
-
-    steps:
-
-      # We can't use actions/checkout with the xenial docker container
-      # cause it does not work with the git version included in it, see:
-      # https://github.com/actions/checkout/issues/170
-      # https://github.com/actions/checkout/issues/295
-      # - uses: actions/checkout@v3
-      - name: Checkout
-        run: |
-          echo $GITHUB_REF $GITHUB_SHA
-          git clone --depth 1 https://github.com/$GITHUB_REPOSITORY.git .
-          git fetch origin $GITHUB_SHA:temporary-ci-branch
-          git checkout $GITHUB_SHA || (git fetch && git checkout $GITHUB_SHA)
-
-      - name: Install extra compiler
-        run: |
-          apt-get update
-          apt-get install -y ghc-${{ matrix.extra-ghc }}-dyn
-
-      - uses: haskell-actions/setup@v2
-        id: setup-haskell
-        with:
-          ghc-version: ${{ matrix.ghc }}
-          # Make sure this bindist works in this old environment
-          cabal-version: 3.10.1.0
-
-      # As we are reusing the cached build dir from the previous step
-      # the generated artifacts are available here,
-      # including the cabal executable and the test suite
-      - uses: actions/cache@v3
-        with:
-          path: |
-            ${{ steps.setup-haskell.outputs.cabal-store }}
-            dist-*
-          key: ${{ runner.os }}-${{ matrix.ghc }}-20220419-${{ github.sha }}
-          restore-keys: ${{ runner.os }}-${{ matrix.ghc }}-20220419-
-
-      - name: Install cabal-plan
-        run: |
-          cd $(mktemp -d)
-          cabal install cabal-plan --constraint='cabal-plan +exe'
-          echo "$HOME/.cabal/bin" >> $GITHUB_PATH
-
-      - name: Validate build
-        run: sh validate.sh ${{ env.COMMON_FLAGS }} -s build
-
-      - name: "Validate lib-suite-extras --extra-hc ghc-${{ matrix.extra-ghc }}"
-        env:
-          EXTRA_GHC: "/opt/ghc/${{ matrix.extra-ghc }}/bin/ghc-${{ matrix.extra-ghc }}"
-        run: sh validate.sh ${{ env.COMMON_FLAGS }} --lib-only -s lib-suite-extras --extra-hc ${{ env.EXTRA_GHC }}
-
   # The previous jobs use a released version of cabal to build cabal HEAD itself
   # This one uses the cabal HEAD generated executable in the previous step
   # to build itself again, as sanity check
@@ -448,19 +358,3 @@ jobs:
       - name: Build using cabal HEAD
         run: sh validate.sh ${{ env.COMMON_FLAGS }} --with-cabal ./cabal-head/cabal -s build
 
-  # We use this job as a summary of the workflow
-  # It will fail if any of the previous jobs does it
-  # This way we can use it exclusively in branch protection rules
-  # and abstract away the concrete jobs of the workflow, including their names
-  validate-post-job:
-    if: always()
-    name: Validate post job
-    runs-on: ubuntu-20.04
-    # IMPORTANT! Any job added to the workflow should be added here too
-    needs: [validate, validate-old-ghcs, dogfooding]
-
-    steps:
-      - run: |
-          echo "jobs info: ${{ toJSON(needs) }}"
-      - if: contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled')
-        run: exit 1

cabal.project.validate

@@ -30,3 +30,14 @@ package cabal-testsuite
   ghc-options: -Werror
 package cabal-install
   ghc-options: -Werror
+
+constraints: tar >= 0.6.2.0,
+             bzlib-conduit >= 0.3.0.3,
+             bz2 >= 1.0.1.1,
+             bzlib >= 0.5.2.0,
+             directory >= 1.3.8.3,
+             filepath == 1.4.101.0 || == 1.4.300.1 || >= 1.5.2.0
+
+package zlib
+  flags: -pkg-config +bundled-c-zlib
+