GitLab Runner registration token changed by itself
### Summary Our CI/CD stopped working recently because the tokens no longer matched. Not sure if this is related to gitlab-ce#4235. ### Steps to reproduce I honestly don't know - I just came back from a few days of vacation and apparently our CI/CD has not been working (it used to work pretty well). The first error message I got was this: > ERROR: Preparation failed: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running? (executor_docker.go:968:0s) I was able to fix this by running `sudo systemctl start docker` - I also used `sudo systemctl enable docker` to automatically start the daemon whenever the server is rebooted. However our CI/CD still doesn't work - I now get a different error: > Fetching changes... remote: You are not allowed to download code from this project. fatal: unable to access 'http://gitlab-ci-token:[MASKED]@domain.com/group/project.git/': The requested URL returned error: 403 So I was investigating this one and it turns out that the registration token has apparently changed without us having to manually reset it? ### What is the current *bug* behavior? The registration token found on `http://domain.com/group/project/settings/ci_cd` is different from the token that is shown when I ran `gitlab-runner list` on the terminal. ### What is the expected *correct* behavior? The two tokens must match (our CI/CD has been working since we started using GitLab - more than 2 years ago). #### Results of GitLab environment info <details> <summary>Expand for output related to GitLab environment info</summary> ``` System information System: RedHatEnterpriseServer 7.6 Current User: git Using RVM: no Ruby Version: 2.5.3p105 Gem Version: 2.7.9 Bundler Version:1.17.3 Rake Version: 12.3.2 Redis Version: 3.2.12 Git Version: 2.21.0 Sidekiq Version:5.2.7 Go Version: unknown GitLab information Version: 11.11.3 Revision: e3eeb779d72 Directory: /opt/gitlab/embedded/service/gitlab-rails DB Adapter: PostgreSQL DB Version: 9.6.11 URL: http://domain.com HTTP Clone URL: http://domain.com/some-group/some-project.git SSH Clone URL: git@domain.com:some-group/some-project.git Using LDAP: no Using Omniauth: yes Omniauth Providers: GitLab Shell Version: 9.1.0 Repository storage paths: - default: /var/opt/gitlab/git-data/repositories GitLab Shell path: /opt/gitlab/embedded/service/gitlab-shell Git: /opt/gitlab/embedded/bin/git ``` </details> #### Results of GitLab application Check <details> <summary>Expand for output related to the GitLab application check</summary> ``` Checking GitLab subtasks ... Checking GitLab Shell ... GitLab Shell: ... GitLab Shell version >= 9.1.0 ? ... OK (9.1.0) Running /opt/gitlab/embedded/service/gitlab-shell/bin/check Check GitLab API access: OK Redis available via internal API: OK Access to /var/opt/gitlab/.ssh/authorized_keys: OK gitlab-shell self-check successful Checking GitLab Shell ... Finished Checking Gitaly ... Gitaly: ... default ... OK Checking Gitaly ... Finished Checking Sidekiq ... Sidekiq: ... Running? ... yes Number of Sidekiq processes ... 1 Checking Sidekiq ... Finished Checking Incoming Email ... Incoming Email: ... Reply by email is disabled in config/gitlab.yml Checking Incoming Email ... Finished Checking LDAP ... LDAP: ... LDAP is disabled in config/gitlab.yml Checking LDAP ... Finished Checking GitLab App ... Git configured correctly? ... yes Database config exists? ... yes All migrations up? ... yes Database contains orphaned GroupMembers? ... no GitLab config exists? ... yes GitLab config up to date? ... yes Log directory writable? ... yes Tmp directory writable? ... yes Uploads directory exists? ... yes Uploads directory has correct permissions? ... yes Uploads directory tmp has correct permissions? ... yes Init script exists? ... skipped (omnibus-gitlab has no init script) Init script up-to-date? ... skipped (omnibus-gitlab has no init script) Projects have namespace: ... 2/1 ... yes 4/7 ... yes 4/11 ... yes 3/13 ... yes 13/14 ... yes 4/15 ... yes 4/16 ... yes 13/17 ... yes 13/18 ... yes 3/20 ... yes 3/21 ... yes 5/22 ... yes 4/25 ... yes 3/28 ... yes 4/29 ... yes 4/30 ... yes 3/32 ... yes 3/33 ... yes 5/34 ... yes 3/35 ... yes 15/36 ... yes 18/37 ... yes 4/39 ... yes Redis version >= 2.8.0? ... yes Ruby version >= 2.5.3 ? ... yes (2.5.3) Git version >= 2.21.0 ? ... yes (2.21.0) Git user has default SSH configuration? ... yes Active users: ... 9 Checking GitLab App ... Finished Checking GitLab subtasks ... Finished ``` </details>
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