more caching in e2e pipeline

Signed-off-by: Moritz Wiesinger <[email protected]>

.github/workflows/ci.yaml

@@ -22,7 +22,7 @@ jobs:
         with:
           go-version: "~1.22.6"
           check-latest: true
-          cache: false
+          cache-dependency-path: internal/tools/go.sum
 
       - name: Cache tools
         id: cache-tools
@@ -31,7 +31,7 @@ jobs:
           path: .tools
           key: ci-tools-${{ runner.os }}-${{ hashFiles('internal/tools/go.sum') }}
 
-      - name: Touch tools
+      - name: Install tools
         if: steps.cache-tools.outputs.cache-hit != 'true'
         run: |
           mkdir -p .tools

.github/workflows/e2e.yaml

@@ -24,15 +24,29 @@ jobs:
           cache-dependency-path: internal/tools/go.sum
 
       - name: Cache tools
+        id: cache-tools
         uses: actions/cache@v4
         with:
           path: .tools
-          key: ci-tools-${{ runner.os }}-${{ hashFiles('internal/tools/go.sum') }}
+          key: e2e-tools-${{ runner.os }}-${{ hashFiles('internal/tools/go.sum') }}
 
-      - name: Touch tools
+      - name: Install tools
+        if: steps.cache-tools.outputs.cache-hit != 'true'
         run: |
           mkdir -p .tools
           touch .tools/*
+          make install-tools
+
+      - name: Generate source files
+        run: make generate
+
+      - name: Cache Go modules
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: e2e-mods-${{ runner.os }}-${{ hashFiles('build/go.sum') }}
 
       - name: Build collector artifact
         shell: bash
@@ -96,15 +110,18 @@ jobs:
           cache-dependency-path: internal/tools/go.sum
 
       - name: Cache tools
+        id: cache-tools
         uses: actions/cache@v4
         with:
           path: .tools
-          key: ci-tools-${{ runner.os }}-${{ hashFiles('internal/tools/go.sum') }}
+          key: e2e-tools-${{ runner.os }}-${{ hashFiles('internal/tools/go.sum') }}
 
-      - name: Touch tools
+      - name: Install tools
+        if: steps.cache-tools.outputs.cache-hit != 'true'
         run: |
           mkdir -p .tools
           touch .tools/*
+          make install-tools
 
       - name: Create kind cluster
         uses: helm/[email protected]
@@ -123,10 +140,6 @@ jobs:
         run: |
           docker load --input /tmp/dynatrace-otel-collector.tar
 
-      - name: Kind load image
-        run: |
-          kind load docker-image dynatrace-otel-collector:e2e-test --name kind
-
       - name: Load Image into Kind
         shell: bash
         run: |
@@ -151,17 +164,6 @@ jobs:
           check-latest: true
           cache-dependency-path: internal/tools/go.sum
 
-      - name: Cache tools
-        uses: actions/cache@v4
-        with:
-          path: .tools
-          key: ci-tools-${{ runner.os }}-${{ hashFiles('internal/tools/go.sum') }}
-
-      - name: Touch tools
-        run: |
-          mkdir -p .tools
-          touch .tools/*
-
       - name: Download artifact
         uses: actions/download-artifact@v4
         with: