GitLab本身有很多有用的rake命令，可以用于日常维护。
以下GitLab官网上gitlab-rake的常见用法。
文章目录
1. 收集GitLab和系统信息2. 显示GitLab许可证信息3. 检查GitLab配置4. 重建 authorized_keys 密钥索引文件5. 清除redis缓存6. 测试TCP连接7. 显示 database migrations状态8. 运行未完成的database migrations9. 重建数据库索引10. 导入 common metrics
1. 收集GitLab和系统信息
sudo gitlab-rake gitlab:env:info
输出：
System information
System:
Proxy: no
Current User: git
Using RVM: no
Ruby Version: 2.7.5p203
Gem Version: 3.1.4
Bundler Version:2.1.4
Rake Version: 13.0.6
Redis Version: 6.0.16
Git Version: 2.33.1.
Sidekiq Version:6.3.1
Go Version: unknown
GitLab information
Version: 14.6.0-jh
Revision: 46d2f0d5677
Directory: /opt/gitlab/embedded/service/gitlab-rails
DB Adapter: PostgreSQL
DB Version: 12.7
URL: http://43.155.69.97
HTTP Clone URL: http://43.155.69.97/some-group/some-project.git
SSH Clone URL: git@43.155.69.97:some-group/some-project.git
Elasticsearch: no
Geo: no
Using LDAP: no
Using Omniauth: yes
Omniauth Providers:
GitLab Shell
Version: 13.22.1
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
2. 显示GitLab许可证信息
sudo gitlab-rake gitlab:license:info
输出：
Today's Date: 2020-02-29
Current User Count: 30
Max Historical Count: 30
Max Users in License: 40
License valid from: 2019-11-29 to 2020-11-28
Email associated with license: user@example.com
3. 检查GitLab配置
sudo gitlab-rake gitlab:check
上述检查也可以拆分为：
gitlab-rake gitlab:gitlab_shell:check
gitlab-rake gitlab:gitaly:check
gitlab-rake gitlab:sidekiq:check
gitlab-rake gitlab:incoming_email:check
gitlab-rake gitlab:ldap:check
gitlab-rake gitlab:app:check
输出：
Checking GitLab subtasks ...
Checking GitLab Shell ...
GitLab Shell: ... GitLab Shell version >= 13.22.1 ? ... OK (13.22.1)
Running /opt/gitlab/embedded/service/gitlab-shell/bin/check
Internal API available: OK
Redis available via internal API: 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 (cluster/worker) ... 1/1
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
Systemd unit files or init script exist? ... skipped (omnibus-gitlab has neither init script nor systemd units)
Systemd unit files or init script up-to-date? ... skipped (omnibus-gitlab has neither init script nor systemd units)
Projects have namespace: ...
GitLab Instance / Monitoring ... yes
test / python ... yes
Redis version >= 5.0.0? ... yes
Ruby version >= 2.7.2 ? ... yes (2.7.5)
Git version >= 2.33.0 ? ... yes (2.33.1)
Git user has default SSH configuration? ... yes
Active users: ... 1
Is authorized keys file accessible? ... yes
GitLab configured to store new projects in hashed storage? ... yes
All projects are in hashed storage? ... yes
Elasticsearch version 7.x (6.4 - 6.x deprecated to be removed in 13.8)? ... skipped (elasticsearch is disabled)
Checking GitLab App ... Finished
Checking GitLab subtasks ... Finished
4. 重建 authorized_keys 密钥索引文件
sudo gitlab-rake gitlab:shell:setup
输出：
This task will now rebuild the authorized_keys file.
You will lose any data stored in the authorized_keys file.
Do you want to continue (yes/no)? yes
5. 清除redis缓存
sudo gitlab-rake cache:clear
正常无输出。
6. 测试TCP连接
sudo gitlab-rake gitlab:tcp_check[gitlab.com,80]
输出：
TCP connection from 172.17.0.2:42370 to 172.65.251.78:80 succeeded
7. 显示 database migrations状态
sudo gitlab-rake db:migrate:status
输出：
database: gitlabhq_production
Status Migration ID Migration Name
--------------------------------------------------
up 20181228175414 Init schema
up 20201211090634 Schedule populate finding uuid for vulnerability feedback
up 20201211145950 Add bloat estimate to reindex action
up 20201214000000 Change mr allow maintainer to push default
up 20201214032220 Add has external wiki trigger
up 20201214084105 Add expiration policy completed at to container repositories
up 20201214111858 Add container registry cleanup tags service max list size to application settings
up 20201214112752 Add app settings container reg cleanup tags service max list size constraint
up 20201214113729 Add custom mapping columns to http integrations
up 20201214184020 Add epic board list
up 20201215084652 Delete mock deployment service records
up 20201215132151 Change unique index on security findings
up 20201215205404 Create namespace package settings
up 20201216151616 Add squash commit sha index
up 20201216154457 Add devops adoption snapshot range end
...........
8. 运行未完成的database migrations
sudo gitlab-rake db:migrate
正常无输出。
9. 重建数据库索引
sudo gitlab-rake gitlab:db:reindex
输出：
This feature (database_reindexing) is currently disabled.
10. 导入 common metrics
sudo gitlab-rake metrics:setup_common_metrics
正常无输出。