Run OTP versions which rely on ancient OpenSSL versions in container

Author: sgerrand

.github/workflows/ci.yml

@@ -15,83 +15,33 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - elixir: 1.4.x
-            otp: 20
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.5.x
-            otp: 20
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.6.x
-            otp: 20
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.7.x
-            otp: 20
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.8.x
-            otp: 20
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.9.x
-            otp: 20
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.10.x
-            otp: 21
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.11.x
-            otp: 22
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.11.x
-            otp: 23
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
-          - elixir: 1.12.x
-            otp: 23
-            os: ubuntu-22.04
-            gcc: gcc-10
-            gpp: g++-10
           - elixir: 1.13.x
-            otp: 24
+            otp: 24.x
             os: ubuntu-22.04
             gcc: gcc-10
             gpp: g++-10
           - elixir: 1.14.x
-            otp: 25
+            otp: 25.x
             os: ubuntu-22.04
             gcc: gcc-11
             gpp: g++-11
           - elixir: 1.15.x
-            otp: 26
+            otp: 26.x
             os: ubuntu-22.04
             gcc: gcc-11
             gpp: g++-11
           - elixir: 1.16.x
-            otp: 26
+            otp: 26.x
             os: ubuntu-22.04
             gcc: gcc-11
             gpp: g++-11
           - elixir: 1.17.x
-            otp: 27
+            otp: 27.x
             os: ubuntu-24.04
             gcc: gcc-13
             gpp: g++-13
           - elixir: 1.18.x
-            otp: 27
+            otp: 27.x
             os: ubuntu-latest
             gcc: gcc-13
             gpp: g++-13
@@ -126,6 +76,65 @@ jobs:
         env:
           CC: ${{matrix.gcc}}
           CXX: ${{matrix.gpp}}
+  mix_test_even_older:
+    name: mix test (Elixir ${{matrix.elixir}} | OTP ${{matrix.otp}})
+    runs-on: ubuntu-latest
+    container:
+      image: ubuntu:focal-20250404
+      env:
+        MIX_ENV: test
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - elixir: 1.4.x
+            otp: 20.x
+          - elixir: 1.5.x
+            otp: 20.x
+          - elixir: 1.6.x
+            otp: 20.x
+          - elixir: 1.7.x
+            otp: 20.x
+          - elixir: 1.8.x
+            otp: 20.x
+          - elixir: 1.9.x
+            otp: 20.x
+          - elixir: 1.10.x
+            otp: 21.x
+          - elixir: 1.11.x
+            otp: 22.x
+          - elixir: 1.11.x
+            otp: 23.x
+          - elixir: 1.12.x
+            otp: 23.x
+    steps:
+      - uses: actions/checkout@v2
+      - uses: erlef/setup-beam@v1
+        with:
+          otp-version: ${{matrix.otp}}
+          elixir-version: ${{matrix.elixir}}
+      - name: Install Dependencies
+        run: |
+          mix local.hex --force
+          mix local.rebar --force
+          mix deps.get --only test
+      - name: Cache build artifacts
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.hex
+            ~/.mix
+            _build
+          key: ${{ matrix.otp }}-${{ matrix.elixir }}-build
+      - run: mix compile --warnings-as-errors
+        if: matrix.warnings_as_errors
+        env:
+          CC: gcc-10
+          CXX: g++-10
+      - run: mix test
+        env:
+          CC: gcc-10
+          CXX: g++-10
   dialyzer:
     name: mix dialyzer
     runs-on: ubuntu-latest