jenkins报错--秘钥认证失败

测试服更换机器后，新服务器把旧服务器ip顶替，但是秘钥不同。构建的时候报错

报错日志：

Pseudo-terminal will not be allocated because stdin is not a terminal.
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@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
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IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that a host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
SHA256:y0IuKOX1vqISQPtpFZ3zbC+DtBqRMQfd1dXj8foo3Fs.
Please contact your system administrator.
Add correct host key in /var/lib/jenkins/.ssh/known_hosts to get rid of this message.
Offending ECDSA key in /var/lib/jenkins/.ssh/known_hosts:7
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks.
Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password).
Build step 'Execute shell' marked build as failure
Finished: FAILURE

解决办法：

vim  /var/lib/jenkins/.ssh/known_hosts

找到对应的IP数据删除整行的秘钥

重新执行构建就ok了