Added caching of nix store, fixes #14.

input-output-hk · Sep 16, 2024 · 056940d · 056940d
1 parent c6a97ec
commit 056940d
Showing 1 changed file with 39 additions and 0 deletions.
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -19,6 +19,13 @@ jobs:
     steps:
     - name: 📥 Checkout repository
       uses: actions/checkout@v4
+    - name: 💾 Cache Nix store
+      uses: actions/[email protected]
+      id: nix-cache
+      with:
+        path: /tmp/nixcache
+        key: ${{ runner.os }}-nix-${{ hashFiles('flake.lock') }}
+        restore-keys: ${{ runner.os }}-nix-
     - name: 🛠️ Install Nix
       uses: cachix/install-nix-action@v21
       with:
@@ -29,16 +36,29 @@ jobs:
           trusted-public-keys = ${{ env.TRUSTED_PUBLIC_KEYS }}
           substituters = ${{ env.SUBSTITUTERS }}
           experimental-features = nix-command flakes
+    - name: 💾➤ Import Nix store cache
+      if: "steps.nix-cache.outputs.cache-hit == 'true'"
+      run: "nix-store --import < /tmp/nixcache"
     - name: 🏗️ Build specification
       run: |
         nix build --show-trace --accept-flake-config .#leiosSpec
+    - name: ➤💾 Export Nix store cache
+      if: "steps.nix-cache.outputs.cache-hit != 'true'"
+      run: "nix-store --export $(find /nix/store -maxdepth 1 -name '*-*') > /tmp/nixcache"
 
   compile:
     name: Build libraries
     runs-on: ubuntu-22.04
     steps:
     - name: 📥 Checkout repository
       uses: actions/checkout@v4
+    - name: 💾 Cache Nix store
+      uses: actions/[email protected]
+      id: nix-cache
+      with:
+        path: /tmp/nixcache
+        key: ${{ runner.os }}-nix-${{ hashFiles('flake.lock') }}
+        restore-keys: ${{ runner.os }}-nix-
     - name: 🛠️ Install Nix
       uses: cachix/install-nix-action@v21
       with:
@@ -49,12 +69,18 @@ jobs:
           trusted-public-keys = ${{ env.TRUSTED_PUBLIC_KEYS }}
           substituters = ${{ env.SUBSTITUTERS }}
           experimental-features = nix-command flakes
+    - name: 💾➤ Import Nix store cache
+      if: "steps.nix-cache.outputs.cache-hit == 'true'"
+      run: "nix-store --import < /tmp/nixcache"
     - name: 🏗️ Build `exe:leios`
       run: |
         nix build --show-trace --accept-flake-config .#leios
     - name: 🏗️ Build `exe:ouroboros-net-vis`
       run: |
         nix build --show-trace --accept-flake-config .#ouroboros-net-vis
+    - name: ➤💾 Export Nix store cache
+      if: "steps.nix-cache.outputs.cache-hit != 'true'"
+      run: "nix-store --export $(find /nix/store -maxdepth 1 -name '*-*') > /tmp/nixcache"
 
   tests:
     if: true
@@ -63,6 +89,13 @@ jobs:
     steps:
     - name: 📥 Checkout repository
       uses: actions/checkout@v4
+    - name: 💾 Cache Nix store
+      uses: actions/[email protected]
+      id: nix-cache
+      with:
+        path: /tmp/nixcache
+        key: ${{ runner.os }}-nix-${{ hashFiles('flake.lock') }}
+        restore-keys: ${{ runner.os }}-nix-
     - name: 🛠️ Install Nix
       uses: cachix/install-nix-action@v21
       with:
@@ -73,9 +106,15 @@ jobs:
           trusted-public-keys = ${{ env.TRUSTED_PUBLIC_KEYS }}
           substituters = ${{ env.SUBSTITUTERS }}
           experimental-features = nix-command flakes
+    - name: 💾➤ Import Nix store cache
+      if: "steps.nix-cache.outputs.cache-hit == 'true'"
+      run: "nix-store --import < /tmp/nixcache"
     - name: 🔬 Test with `leios-sim-test`
       run: |
         nix run --accept-flake-config .#leios-sim-test
+    - name: ➤💾 Export Nix store cache
+      if: "steps.nix-cache.outputs.cache-hit != 'true'"
+      run: "nix-store --export $(find /nix/store -maxdepth 1 -name '*-*') > /tmp/nixcache"
 
   build-docusaurus:
     runs-on: ubuntu-22.04