Fix CI (#426)

* pin docker image version

* switch to jdk

* update jdk image

* bump java version for cloud functions

Author: dashpole

cloudbuild-e2e-cloud-functions-gen2.yaml

@@ -39,7 +39,7 @@ steps:
     args:
       - cloud-functions-gen2
       - --functionsource=/workspace/e2e-test-server/build/libs/function-source.zip
-      - --runtime=java11
+      - --runtime=java17
       - --entrypoint=com.google.cloud.opentelemetry.endtoend.CloudFunctionHandler
 
 logsBucket: gs://opentelemetry-ops-e2e-cloud-build-logs

cloudbuild-e2e-cloud-run.yaml

@@ -13,7 +13,7 @@
 # limitations under the License.
 steps:
   # Wait for the image to exist
-  - name: "docker"
+  - name: docker:28
     id: wait-for-image
     entrypoint: "sh"
     timeout: 3m

cloudbuild-e2e-gae.yaml

@@ -13,7 +13,7 @@
 # limitations under the License.
 steps:
   # Wait for the image to exist
-  - name: "docker"
+  - name: docker:28
     id: wait-for-image
     entrypoint: "sh"
     timeout: 3m

cloudbuild-e2e-gce.yaml

@@ -13,7 +13,7 @@
 # limitations under the License.
 steps:
   # Wait for the image to exist
-  - name: "docker"
+  - name: docker:28
     id: wait-for-image
     entrypoint: "sh"
     timeout: 3m

cloudbuild-e2e-gke.yaml

@@ -13,7 +13,7 @@
 # limitations under the License.
 steps:
   # Wait for the image to exist
-  - name: "docker"
+  - name: docker:28
     id: wait-for-image
     entrypoint: "sh"
     timeout: 3m

cloudbuild-e2e-image.yaml

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 steps:
-  - name: docker
+  - name: docker:28
     entrypoint: "sh"
     args:
       - -c

cloudbuild-e2e-local.yaml

@@ -13,15 +13,15 @@
 # limitations under the License.
 steps:
   # Wait for the image to exist
-  - name: "docker"
+  - name: docker:28
     id: wait-for-image
     entrypoint: "sh"
     timeout: 3m
     env: ["_TEST_SERVER_IMAGE=${_TEST_SERVER_IMAGE}"]
     args:
       - e2e-test-server/wait-for-image.sh
 
-  - name: "docker"
+  - name: docker:28
     id: pull-image
     args:
       - pull

e2e.Dockerfile

@@ -19,7 +19,7 @@ COPY --chown=gradle:gradle . /app/src
 WORKDIR /app/src
 RUN gradle :e2e-test-server:build
 
-FROM openjdk:11-jre-slim
+FROM openjdk:26-ea-11-jdk-slim
 COPY --from=builder /app/src/e2e-test-server/build/libs/*-all.jar /app/app.jar
 WORKDIR /app
 CMD java -jar app.jar