红帽全球峰会143.6. 消息标头
SSH 组件支持 4 个消息标头，如下所列：
| Name | 描述 | 默认值 | 类型 |
|---|---|---|---|
| CamelSshUsername (common) 常量： USERNAME_HEADER | 用户名。 | 字符串 | |
| CamelSshPassword (common) 常量： PASSWORD_HEADER | 密码。 | 字符串 | |
| CamelSshStderr (common) 常量：start ys | 此标头的值是带有可执行文件的标准错误流的 InputStream。 | InputStream | |
| CamelSshExitValue (common) constant: EXIT_VALUE | 此标头的值是执行后返回的退出值。按照惯例，非零状态退出值表示异常终止。请注意，退出的值取决于 OS。 | 整数 |
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