Download from here:
Copy that source to any folder you want then add to your PATH.
./bin/sonar.sh start
./bin/sonar-scanner -D sonar.projectKey=microservice -D sonar.projectName=microservice-x -D sonar.projectVersion=1.0 -D sonar.sources=.
Default local SonarQube admin page: localhost:9000
user : admin
password : admin
You must be amazed with that result report!