Debian sonar runner未解析cpp示例中的文件

我有一个sonarqube 5.4服务器正在运行，在那里我安装了最新版本（现在是3.10）。我还安装了和

我下载了并在那里执行了sonar runner，但是没有分析源代码文件。我得到了该项目的sonar服务器更新，但它不包含任何内容，如下所示：

顺便说一句，有时候我会这样，但不是每次都这样：

/opt/example$ sonar-runner scan
SonarQube Runner 2.4
Java 1.7.0_95 Oracle Corporation (64-bit)
Linux 3.2.0-4-amd64 amd64
INFO: Runner configuration file: /opt/sonar-runner/conf/sonar-runner.properties
INFO: Project configuration file: /opt/example/sonar-project.properties
INFO: Default locale: "de_DE", source code encoding: "UTF-8"
INFO: Work directory: /opt/example/./.sonar
INFO: SonarQube Server 5.4
19:32:05.625 INFO  - Load global repositories
19:32:05.751 INFO  - Load global repositories (done) | time=125ms
19:32:05.770 WARN  - Property 'sonar.jdbc.url' is not supported any more. It will be ignored. There is no longer any DB connection to the SQ database.
19:32:05.771 WARN  - Property 'sonar.jdbc.username' is not supported any more. It will be ignored. There is no longer any DB connection to the SQ database.
19:32:05.771 WARN  - Property 'sonar.jdbc.password' is not supported any more. It will be ignored. There is no longer any DB connection to the SQ database.
19:32:05.772 INFO  - User cache: /home/dettinstall/.sonar/cache
19:32:05.966 INFO  - Load plugins index
19:32:05.969 INFO  - Load plugins index (done) | time=3ms
19:32:06.542 INFO  - Process project properties
19:32:06.666 INFO  - Load project repositories
19:32:06.736 INFO  - Load project repositories (done) | time=70ms
19:32:06.751 INFO  - Apply project exclusions
19:32:06.828 INFO  - Load quality profiles
19:32:06.853 INFO  - Load quality profiles (done) | time=25ms
19:32:06.856 INFO  - Load active rules
19:32:07.470 INFO  - Load active rules (done) | time=614ms
19:32:07.476 WARN  - SCM provider autodetection failed. No SCM provider claims to support this project. Please use sonar.scm.provider to define SCM of your project.
19:32:07.476 INFO  - Publish mode
19:32:07.477 INFO  - -------------  Scan C++ :: Simple Project :: SonarQube Scanner
19:32:07.587 INFO  - Load server rules
19:32:07.676 INFO  - Load server rules (done) | time=89ms
19:32:07.747 INFO  - Base dir: /opt/example
19:32:07.748 INFO  - Working dir: /opt/example/.sonar
19:32:07.749 INFO  - Source paths: src
19:32:07.749 INFO  - Source encoding: UTF-8, default locale: de_DE
19:32:07.749 INFO  - Index files
19:32:07.771 INFO  - 1 files indexed
19:32:07.776 INFO  - Quality profile for c: Sonar way
19:32:08.472 INFO  - JaCoCoSensor: JaCoCo report not found : /opt/example/target/jacoco.exec
19:32:08.473 INFO  - JaCoCoItSensor: JaCoCo IT report not found: /opt/example/target/jacoco-it.exec
INFO: ------------------------------------------------------------------------
INFO: EXECUTION FAILURE
INFO: ------------------------------------------------------------------------
Total time: 3.514s
Final Memory: 10M/120M
INFO: ------------------------------------------------------------------------
ERROR: Error during Sonar runner execution
ERROR: Unable to execute Sonar
ERROR: Caused by: No license for cpp
ERROR: 
ERROR: To see the full stack trace of the errors, re-run SonarQube Runner with the -e switch.
ERROR: Re-run SonarQube Runner using the -X switch to enable full debug logging.

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我需要一些特殊的许可证吗？

你需要这个插件的许可证。你可以

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令人惊讶的是，您没有每次都收到许可证错误。你的分析中不一定包含C/C++文件。

我可能误解了一些东西，但不是SONARQUE和C++插件是开源软件吗？对于C++插件，我不需要许可？SoaRQube平台是开源软件，但SunARSo源头C/C++插件不是。还有一个社区支持的插件，但是我没有经验：这些例子是C++文件（源+头）