Static Code analysis via SonarQube (#2853)

* adds static code analysis and publishes results to Hyperledger account at sonarcloud.

Signed-off-by: Justin Florentine <justin.florentine@consensys.net>
Signed-off-by: Justin Florentine <justin+github@florentine.us>

.circleci/config.yml

@@ -50,6 +50,10 @@ commands:
   capture_test_results:
     description: "Capture test results"
     steps:
+      - run:
+          name: Jacoco
+          command: |
+            ./gradlew --no-daemon jacocoTestReport
       - run:
           name: Gather test results
           when: always
@@ -64,6 +68,8 @@ commands:
             done
       - store_test_results:
           path: build/test-results
+      - store_artifacts:
+          path: besu/build/reports/jacoco
 
   capture_test_logs:
     description: "Capture test logs"
@@ -134,6 +140,10 @@ jobs:
           command: |
             ./gradlew --no-daemon build
       - capture_test_results
+      - run:
+          name: SonarQube
+          no_output_timeout: 30m
+          command: ./gradlew --no-daemon jacocoRootReport sonarqube -Dsonar.login=$SONAR_TOKEN
 
   integrationTests:
     executor: besu_executor_med
@@ -270,6 +280,7 @@ workflows:
     jobs:
       - assemble
       - unitTests:
+          context: SonarCloud
           requires:
             - assemble
       - testWindows:

build.gradle

@@ -28,8 +28,20 @@ plugins {
   id 'me.champeau.jmh' version '0.6.6' apply false
   id 'net.ltgt.errorprone' version '2.0.2'
   id 'maven-publish'
+  id 'org.sonarqube' version '3.3'
 }
 
+sonarqube {
+  properties {
+    property "sonar.projectKey", "hyperledger_besu"
+    property "sonar.organization", "hyperledger"
+    property "sonar.host.url", "https://sonarcloud.io"
+    property "sonar.coverage.jacoco.xmlReportPaths", "${buildDir}/reports/jacoco/jacocoRootReport/jacocoRootReport.xml"
+  }
+}
+
+project.tasks["sonarqube"].dependsOn "jacocoRootReport"
+
 if (!JavaVersion.current().java11Compatible) {
   throw new GradleException("Java 11 or later is required to build Besu.\n" +
   "  Detected version ${JavaVersion.current()}")
@@ -785,6 +797,7 @@ task jacocoRootReport(type: org.gradle.testing.jacoco.tasks.JacocoReport) {
   executionData.from fileTree(dir: '.', includes: ['**/jacoco/*.exec'])
   reports {
     xml.required = true
+    xml.enabled = true
     csv.required = true
     html.destination file("build/reports/jacocoHtml")
   }