搭建jenkins+gitlab拉取代码失败，日志如下：
ERROR: Error fetching remote repo 'origin'
hudson.plugins.git.GitException: Failed to fetch from git@gitlab.bbtree.com:magw/crm_api_auto.git
at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:862)
at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1129)
at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1160)
at hudson.scm.SCM.checkout(SCM.java:495)
at hudson.model.AbstractProject.checkout(AbstractProject.java:1202)
at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:574)
at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:499)
at hudson.model.Run.execute(Run.java:1724)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:421)
Caused by: hudson.plugins.git.GitException: Command "git fetch --tags --progress git@gitlab.bbtree.com:magw/crm_api_auto.git +refs/heads/*:refs/remotes/origin/*" returned status code 128:
stdout:
stderr: Host key verification failed.
fatal: Could not read from remote repository.
- 把配置好的公钥、私钥拷贝到jenkins服务器的~/.ssh目录下
- 把公钥拷贝到.ssh known_hosts或者authorized_keys(不一定有效，但是解决问题中操作了这一步骤)
- 配置jenkins credential,username为jenkins的启动账号，私钥目录选择~/.ssh/id_rsa
原文：https://blog.csdn.net/qq_30534535/article/details/79307915