Jenkins git 插件：无法识别 Peer 的证书颁发者

Question

I am having trouble using the jenkins git plugin while trying to connect to a repo hosted via https.

Baue in Arbeitsbereich /opt/jenkins/jobs/TestJob2/workspace
 > git rev-parse --is-inside-work-tree # timeout=10
Fetching changes from the remote Git repository
 > git config remote.origin.url https://my.host.de/group/project # timeout=10
Fetching upstream changes from https://my.host.de/group/project
 > git --version # timeout=10
using GIT_ASKPASS to set credentials Jenkins at my.host.de
 > git fetch --tags --progress https://my.host.de/group/project +refs/heads/*:refs/remotes/origin/*
ERROR: Error fetching remote repo 'origin'
hudson.plugins.git.GitException: Failed to fetch from https://my.host.de/group/project
    at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:766)
    at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1022)
    at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1053)
    at hudson.scm.SCM.checkout(SCM.java:485)
    at hudson.model.AbstractProject.checkout(AbstractProject.java:1269)
    at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:607)
    at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:86)
    at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:529)
    at hudson.model.Run.execute(Run.java:1738)
    at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
    at hudson.model.ResourceController.execute(ResourceController.java:98)
    at hudson.model.Executor.run(Executor.java:410)
Caused by: hudson.plugins.git.GitException: Command "git fetch --tags --progress https://my.host.de/group/project +refs/heads/*:refs/remotes/origin/*" returned status code 128:
stdout: 
stderr: fatal: unable to access 'https://my.host.de/group/project/': Peer's Certificate issuer is not recognized.

    at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(CliGitAPIImpl.java:1709)
    at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandWithCredentials(CliGitAPIImpl.java:1438)
    at org.jenkinsci.plugins.gitclient.CliGitAPIImpl.access$300(CliGitAPIImpl.java:63)
    at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$1.execute(CliGitAPIImpl.java:314)
    at hudson.plugins.git.GitSCM.fetchFrom(GitSCM.java:764)
    ... 11 more
ERROR: null
Finished: FAILURE

I can't use SSH. The certificate is okay, and everything looks great.

curl -Lv does not show any errors.

I can clone the repository locally ont hat machine when logging in via ssh, no error message either.

Where is the switch I have to change?

I can change this behaviour when setting the git property http.sslVerify to false for the user jenkins is running on, but this is just a workaround.

Answer 1

I just spent an hour investigating on such an issue. What I tested was that on master everything works great with custom CA being configured into the system. It took me unfortunately some time to realize that ALL slaves need to have proper gitconfig or CA certificates installed for it to work.

Answer 2

I solved the problem adding to .gitconfig file the sslCAInfo info, like this:

$ echo -e "[http]\n\tsslCAInfo = /FOLDER_OF_CERTIFICATE/ca.pem" >> /var/lib/jenkins/.gitconfig

I was working with openshift... and I did it to master and the slaves to

Answer 3

It would also be a good idea to check your proxy server settings along with other git/openssl options. It helped me resolve this issue just by updating the correct proxy settings.