Commit b01c6bb3 authored by Craig Norris's avatar Craig Norris

Merge branch 'docs-aqualls-create-future-tense2' into 'master'

More cleanup of future tense, Create

See merge request gitlab-org/gitlab!55882
parents ae1def2e 828ec0b0
......@@ -19,7 +19,7 @@ project maintainers.
## Project badges
Badges can be added to a project by Maintainers or Owners, and will then be visible on the project's overview page.
Badges can be added to a project by Maintainers or Owners, and are visible on the project's overview page.
If you find that you have to add the same badges to several projects, you may want to add them at the [group level](#group-badges).
To add a new badge to a project:
......@@ -52,7 +52,7 @@ To add this badge to a project:
## Group badges
Badges can be added to a group and will then be visible on every project's
Badges can be added to a group and are visible on every project's
overview page that's under that group. In this case, they cannot be edited or
deleted on the project level. If you need to have individual badges for each
project, consider adding them on the [project level](#project-badges) or use
......@@ -75,7 +75,7 @@ Badges directly associated with a project can be configured on the
## Placeholders
The URL a badge points to, as well as the image URL, can contain placeholders
which will be evaluated when displaying the badge. The following placeholders
which are evaluated when displaying the badge. The following placeholders
are available:
- `%{project_path}`: Path of a project including the parent groups
......
......@@ -66,7 +66,7 @@ time as pushing changes:
| `merge_request.remove_source_branch` | Set the merge request to remove the source branch when it's merged. | [12.2](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/64320) |
| `merge_request.title="<title>"` | Set the title of the merge request. Ex: `git push -o merge_request.title="The title I want"`. | [12.2](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/64320) |
| `merge_request.description="<description>"` | Set the description of the merge request. Ex: `git push -o merge_request.description="The description I want"`. | [12.2](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/64320) |
| `merge_request.label="<label>"` | Add labels to the merge request. If the label does not exist, it will be created. For example, for two labels: `git push -o merge_request.label="label1" -o merge_request.label="label2"`. | [12.3](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/31831) |
| `merge_request.label="<label>"` | Add labels to the merge request. If the label does not exist, it is created. For example, for two labels: `git push -o merge_request.label="label1" -o merge_request.label="label2"`. | [12.3](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/31831) |
| `merge_request.unlabel="<label>"` | Remove labels from the merge request. For example, for two labels: `git push -o merge_request.unlabel="label1" -o merge_request.unlabel="label2"`. | [12.3](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/31831) |
If you use a push option that requires text with spaces in it, you need to enclose it
......@@ -108,7 +108,7 @@ option](#push-options-for-merge-requests):
git config --global alias.mwps "push -o merge_request.create -o merge_request.target=master -o merge_request.merge_when_pipeline_succeeds"
```
Then to quickly push a local branch that will target master and merge when the
Then to quickly push a local branch that targets the default branch and merges when the
pipeline succeeds:
```shell
......
......@@ -31,25 +31,25 @@ Forking a project is, in most cases, a two-step process.
![Choose namespace](img/forking_workflow_choose_namespace_v13_2.png)
The fork is created. The permissions you have in the namespace are the permissions you will have in the fork.
The fork is created. The permissions you have in the namespace are your permissions in the fork.
WARNING:
When a public project with the repository feature set to "Members
only" is forked, the repository will be public in the fork. The owner
of the fork will need to manually change the visibility. This is being
When a public project with the repository feature set to **Members Only**
is forked, the repository is public in the fork. The owner
of the fork must manually change the visibility. This is being
fixed in [#36662](https://gitlab.com/gitlab-org/gitlab/-/issues/36662).
## Repository mirroring
You can use [repository mirroring](repository_mirroring.md) to keep your fork synced with the original repository. You can also use `git remote add upstream` to achieve the same result.
The main difference is that with repository mirroring your remote fork will be automatically kept up-to-date.
The main difference is that with repository mirroring, your remote fork is automatically kept up-to-date.
Without mirroring, to work locally you'll have to use `git pull` to update your local repository
Without mirroring, to work locally you must use `git pull` to update your local repository
with the upstream project, then push the changes back to your fork to update it.
WARNING:
With mirroring, before approving a merge request, you'll likely be asked to sync; hence automating it is recommended.
With mirroring, before approving a merge request, you are asked to sync. Because of this, automating it is recommended.
Read more about [How to keep your fork up to date with its origin](https://about.gitlab.com/blog/2016/12/01/how-to-keep-your-fork-up-to-date-with-its-origin/).
......@@ -60,7 +60,7 @@ When you are ready to send your code back to the upstream project,
choose your forked project's branch. For **Target branch**, choose the original project's branch.
NOTE:
When creating a merge request, if the forked project's visibility is more restrictive than the parent project (for example the fork is private, the parent is public), the target branch will default to the forked project's default branch. This prevents potentially exposing the private code of the forked project.
When creating a merge request, if the forked project's visibility is more restrictive than the parent project (for example the fork is private, the parent is public), the target branch defaults to the forked project's default branch. This prevents potentially exposing the private code of the forked project.
![Selecting branches](img/forking_workflow_branch_select.png)
......
......@@ -17,13 +17,12 @@ You can find the **History** button with each file in a project.
![File history button](img/file_history_button_v12_6.png "History button")
When you select the **History** button, you'll see a screen with the
noted information:
When you select the **History** button, this information displays:
![Git log output](img/file_history_output_v12_6.png "History button output")
If you hover over a commit in the UI, you'll see a precise date and time
that commit was last modified.
If you hover over a commit in the UI, the precise date and time of the commit modification
are shown.
## Associated `git` command
......@@ -36,7 +35,7 @@ following command:
git log README.md
```
You'll see output similar to the following, which includes the commit
Git displays output similar to the following, which includes the commit
time in UTC format:
```shell
......
......@@ -40,7 +40,7 @@ For a commit to be verified by GitLab:
## Generating a GPG key
If you don't already have a GPG key, the following steps will help you get
If you don't already have a GPG key, the following steps can help you get
started:
1. [Install GPG](https://www.gnupg.org/download/index.html) for your operating system.
......@@ -225,8 +225,8 @@ git config --global commit.gpgsign true
## Verifying commits
1. Within a project or [merge request](../../merge_requests/index.md), navigate to
the **Commits** tab. Signed commits will show a badge containing either
"Verified" or "Unverified", depending on the verification status of the GPG
the **Commits** tab. Signed commits show a badge containing either
**Verified** or **Unverified**, depending on the verification status of the GPG
signature.
![Signed and unsigned commits](img/project_signed_and_unsigned_commits.png)
......@@ -240,8 +240,8 @@ git config --global commit.gpgsign true
## Revoking a GPG key
Revoking a key **unverifies** already signed commits. Commits that were
verified by using this key will change to an unverified state. Future commits
will also stay unverified once you revoke this key. This action should be used
verified by using this key changes to an unverified state. Future commits
stay unverified after you revoke this key. This action should be used
in case your key has been compromised.
To revoke a GPG key:
......
......@@ -7,19 +7,19 @@ disqus_identifier: 'https://docs.gitlab.com/ee/workflow/repository_mirroring.htm
# Repository mirroring **(FREE)**
Repository mirroring allows for mirroring of repositories to and from external sources. It can be
used to mirror branches, tags, and commits between repositories. It is useful when you want to use
Repository mirroring allows for the mirroring of repositories to and from external sources. You
can use it to mirror branches, tags, and commits between repositories. It's useful when you want to use
a repository outside of GitLab.
A repository mirror at GitLab will be updated automatically. You can also manually trigger an update
at most once every 5 minutes on GitLab.com with [the limit set by the administrator on self-managed instances](../../../administration/instance_limits.md#pull-mirroring-interval).
A repository mirror at GitLab updates automatically. You can also manually trigger an update
at most once every five minutes on GitLab.com with [the limit set by the administrator on self-managed instances](../../../administration/instance_limits.md#pull-mirroring-interval).
There are two kinds of repository mirroring supported by GitLab:
- [Push](#pushing-to-a-remote-repository): for mirroring a GitLab repository to another location. **(FREE)**
- [Pull](#pulling-from-a-remote-repository): for mirroring a repository from another location to GitLab. **(PREMIUM)**
When the mirror repository is updated, all new branches, tags, and commits will be visible in the
When the mirror repository is updated, all new branches, tags, and commits are visible in the
project's activity feed.
Users with at least [Developer access](../../permissions.md) to the project can also force an
......@@ -37,7 +37,7 @@ The following are some possible use cases for repository mirroring:
- You migrated to GitLab but still need to keep your project in another source. In that case, you
can simply set it up to mirror to GitLab (pull) and all the essential history of commits, tags,
and branches will be available in your GitLab instance. **(PREMIUM)**
and branches are available in your GitLab instance. **(PREMIUM)**
- You have old projects in another source that you don't use actively anymore, but don't want to
remove for archiving purposes. In that case, you can create a push mirror so that your active
GitLab repository can push its changes to the old location.
......@@ -49,25 +49,23 @@ The following are some possible use cases for repository mirroring:
## Pushing to a remote repository **(FREE)**
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/249) in GitLab Enterprise Edition 8.7.
> - [Moved to GitLab Free](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/18715) in 10.8.
> - [LFS support over HTTPS added](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/40137) in 13.5
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/40137) in GitLab 13.5: LFS support over HTTPS.
For an existing project, you can set up push mirroring as follows:
1. Navigate to your project's **Settings > Repository** and expand the **Mirroring repositories** section.
1. In your project, go to **Settings > Repository**, and then expand the **Mirroring repositories** section.
1. Enter a repository URL.
1. Select **Push** from the **Mirror direction** dropdown.
1. In the **Mirror direction** dropdown, select **Push**.
1. Select an authentication method from the **Authentication method** dropdown.
You can authenticate with either a password or an [SSH key](#ssh-authentication).
1. Check the **Only mirror protected branches** box, if necessary.
1. Check the **Keep divergent refs** box, if desired.
1. Click the **Mirror repository** button to save the configuration.
1. Select the **Only mirror protected branches** check box, if necessary.
1. Select the **Keep divergent refs** check box, if desired.
1. Select **Mirror repository** to save the configuration.
![Repository mirroring push settings screen](img/repository_mirroring_push_settings.png)
When push mirroring is enabled, only push commits directly to the mirrored repository to prevent the
mirror diverging. All changes will end up in the mirrored repository whenever:
mirror diverging. The mirrored repository receives all changes when:
- Commits are pushed to GitLab.
- A [forced update](#forcing-an-update) is initiated.
......@@ -77,7 +75,7 @@ Changes pushed to files in the repository are automatically pushed to the remote
- Within five minutes of being received.
- Within one minute if **Only mirror protected branches** is enabled.
In the case of a diverged branch, you will see an error indicated at the **Mirroring repositories**
In the case of a diverged branch, an error displays in the **Mirroring repositories**
section.
### Configuring push mirrors through the API
......@@ -87,20 +85,20 @@ You can also create and modify project push mirrors through the
### Keep divergent refs
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/208828) in GitLab 13.0.
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/208828) in GitLab 13.0.
By default, if any ref on the remote mirror has diverged from the local
repository, the *entire push* will fail, and nothing will be updated.
repository, the *entire push* fails, and no updates occur.
For example, if a repository has `master`, `develop`, and `stable` branches that
have been mirrored to a remote, and then a new commit is added to `develop` on
the mirror, the next push attempt will fail, leaving `master` and `stable`
the mirror, the next push attempt fails, leaving `master` and `stable`
out-of-date despite not having diverged. No change on any branch can be mirrored
until the divergence is resolved.
With the **Keep divergent refs** option enabled, the `develop` branch is
skipped, allowing `master` and `stable` to be updated. The mirror status will
reflect that `develop` has diverged and was skipped, and be marked as a failed
skipped, allowing `master` and `stable` to be updated. The mirror status
reflects that `develop` has diverged and was skipped, and be marked as a failed
update.
NOTE:
......@@ -113,15 +111,15 @@ To set up a mirror from GitLab to GitHub, you need to follow these steps:
1. Create a [GitHub personal access token](https://docs.github.com/en/github/authenticating-to-github/creating-a-personal-access-token) with the `public_repo` box checked.
1. Fill in the **Git repository URL** field using this format: `https://<your_github_username>@github.com/<your_github_group>/<your_github_project>.git`.
1. Fill in **Password** field with your GitHub personal access token.
1. Click the **Mirror repository** button.
1. Select **Mirror repository**.
The mirrored repository will be listed. For example, `https://*****:*****@github.com/<your_github_group>/<your_github_project>.git`.
The mirrored repository is listed. For example, `https://*****:*****@github.com/<your_github_group>/<your_github_project>.git`.
The repository will push soon. To force a push, click the **Update now** (**{retry}**) button.
The repository pushes shortly thereafter. To force a push, select the **Update now** (**{retry}**) button.
### Setting up a push mirror from GitLab to AWS CodeCommit
AWS CodeCommit push mirroring is currently the best way to connect GitLab repositories to AWS CodePipeline, as GitLab is not yet supported as one of their Source Code Management (SCM) providers.
AWS CodeCommit push mirroring is currently the best way to connect GitLab repositories to AWS CodePipeline, as GitLab isn't yet supported as one of their Source Code Management (SCM) providers.
Each new AWS CodePipeline needs significant AWS infrastructure setup. It also requires an individual pipeline per branch.
......@@ -159,9 +157,9 @@ To set up a mirror from GitLab to AWS CodeCommit:
}
```
1. After the user was created, click the AWS IAM user name.
1. Click the **Security credentials** tab.
1. Under **HTTPS Git credentials for AWS CodeCommit** click **Generate credentials**.
1. After the user was created, select the AWS IAM user name.
1. Select the **Security credentials** tab.
1. Under **HTTPS Git credentials for AWS CodeCommit** select **Generate credentials**.
NOTE:
This Git user ID and password is specific to communicating with CodeCommit. Do
......@@ -169,9 +167,9 @@ To set up a mirror from GitLab to AWS CodeCommit:
1. Copy or download special Git HTTPS user ID and password.
1. In the AWS CodeCommit console, create a new repository to mirror from your GitLab repository.
1. Open your new repository and click **Clone URL > Clone HTTPS** (not **Clone HTTPS (GRC)**).
1. Open your new repository, and then select **Clone URL > Clone HTTPS** (not **Clone HTTPS (GRC)**).
1. In GitLab, open the repository to be push-mirrored.
1. Click **Settings > Repository** and expand **Mirroring repositories**.
1. Go to **Settings > Repository**, and then expand **Mirroring repositories**.
1. Fill in the **Git repository URL** field using this format:
```plaintext
......@@ -185,17 +183,17 @@ To set up a mirror from GitLab to AWS CodeCommit:
1. For **Authentication method**, select **Password** and fill in the **Password** field with the special IAM Git clone user ID **password** created earlier in AWS.
1. The option **Only mirror protected branches** should be good for CodeCommit as it pushes more
frequently (from every five minutes to every minute).
CodePipeline requires individual pipeline setups for named branches you wish to have a AWS CI setup for. Since feature branches that have dynamic names will not be supported anyway, configuring **Only mirror protected branches** does not cause flexibility problems with CodePipeline integration as long as you are also willing to protect all the named branches you want to build CodePipelines for.
CodePipeline requires individual pipeline setups for named branches you wish to have a AWS CI setup for. Because feature branches that have dynamic names are unsupported, configuring **Only mirror protected branches** doesn't cause flexibility problems with CodePipeline integration as long as you are also willing to protect all the named branches you want to build CodePipelines for.
1. Click **Mirror repository**. You should see the mirrored repository appear:
1. Select **Mirror repository**. You should see the mirrored repository appear:
```plaintext
https://*****:*****@git-codecommit.<aws-region>.amazonaws.com/v1/repos/<your_codecommit_repo>
```
To test mirroring by forcing a push, click the half-circle arrows button (hover text is **Update now**).
To test mirroring by forcing a push, select the half-circle arrows button (hover text is **Update now**).
If **Last successful update** shows a date, you have configured mirroring correctly.
If it is not working correctly a red `error` tag appears and shows the error message as hover text.
If it isn't working correctly, a red `error` tag appears and shows the error message as hover text.
### Setting up a push mirror to another GitLab instance with 2FA activated
......@@ -203,11 +201,10 @@ If it is not working correctly a red `error` tag appears and shows the error mes
1. On the source GitLab instance:
1. Fill in the **Git repository URL** field using this format: `https://oauth2@<destination host>/<your_gitlab_group_or_name>/<your_gitlab_project>.git`.
1. Fill in the **Password** field with the GitLab personal access token created on the destination GitLab instance.
1. Click the **Mirror repository** button.
1. Select **Mirror repository**.
## Pulling from a remote repository **(PREMIUM)**
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/51) in GitLab Enterprise Edition 8.2.
> - [Added Git LFS support](https://gitlab.com/gitlab-org/gitlab/-/issues/10871) in GitLab 11.11.
> - Moved to GitLab Premium in 13.9.
......@@ -242,15 +239,15 @@ To configure mirror pulling for an existing project:
Because GitLab is now set to pull changes from the upstream repository, you should not push commits
directly to the repository on GitLab. Instead, any commits should be pushed to the remote repository.
Changes pushed to the remote repository will be pulled into the GitLab repository, either:
Changes pushed to the remote repository are pulled into the GitLab repository, either:
- Automatically within a certain period of time.
- When a [forced update](#forcing-an-update) is initiated.
WARNING:
If you do manually update a branch in the GitLab repository, the branch will become diverged from
upstream and GitLab will no longer automatically update this branch to prevent any changes from being lost.
Also note that deleted branches and tags in the upstream repository will not be reflected in the GitLab repository.
If you do manually update a branch in the GitLab repository, the branch becomes diverged from
upstream, and GitLab no longer automatically updates this branch to prevent any changes from being lost.
Deleted branches and tags in the upstream repository are not reflected in the GitLab repository.
### How it works
......@@ -263,13 +260,12 @@ Once per minute, a Sidekiq cron job schedules repository mirrors to update, base
Repository mirrors are updated as Sidekiq becomes available to process them. If the process of updating the repository mirror:
- Succeeds, an update will be enqueued again with at least a 30 minute wait.
- Fails (for example, a branch diverged from upstream), it will be attempted again later. Mirrors can fail
up to 14 times before they will not be enqueued for update again.
- **Succeeds**: An update is enqueued again with at least a 30 minute wait.
- **Fails**: (For example, a branch diverged from upstream.), The update attempted again later. Mirrors can fail
up to 14 times before they are no longer enqueued for updates.
### Overwrite diverged branches **(PREMIUM)**
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/4559) in GitLab 10.6.
> - Moved to GitLab Premium in 13.9.
You can choose to always update your local branches with remote versions, even if they have
......@@ -282,42 +278,39 @@ To use this option, check the **Overwrite diverged branches** box when creating
### Trigger pipelines for mirror updates **(PREMIUM)**
> Moved to GitLab Premium in 13.9.
> - Moved to GitLab Premium in 13.9.
If this option is enabled, pipelines will be triggered when branches or tags are
If this option is enabled, pipelines trigger when branches or tags are
updated from the remote repository. Depending on the activity of the remote
repository, this may greatly increase the load on your CI runners. Only enable
this if you know they can handle the load. CI will run using the credentials
this if you know they can handle the load. CI uses the credentials
assigned when you set up pull mirroring.
### Hard failure **(PREMIUM)**
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/3117) in GitLab 10.2.
> - Moved to GitLab Premium in 13.9.
Once the mirroring process is unsuccessfully retried 14 times in a row, it will get marked as hard
failed. This will become visible in either the:
After 14 consecutive unsuccessful retries, the mirroring process is marked as a hard failure
and mirroring attempts stop. This failure is visible in either the:
- Project's main dashboard.
- Pull mirror settings page.
When a project is hard failed, it will no longer get picked up for mirroring.
You can resume the project mirroring again by [forcing an update](#forcing-an-update).
### Trigger an update using the API **(PREMIUM)**
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/3453) in GitLab 10.3.
> - Moved to GitLab Premium in 13.9.
Pull mirroring uses polling to detect new branches and commits added upstream, often minutes
afterwards. If you notify GitLab by [API](../../../api/projects.md#start-the-pull-mirroring-process-for-a-project),
updates will be pulled immediately.
updates are pulled immediately.
For more information, see [Start the pull mirroring process for a Project](../../../api/projects.md#start-the-pull-mirroring-process-for-a-project).
## Mirror only protected branches **(PREMIUM)**
> Moved to GitLab Premium in 13.9.
> - Moved to GitLab Premium in 13.9.
Based on the mirror direction that you choose, you can opt to mirror only the
[protected branches](../protected_branches.md) from/to your remote repository.
......@@ -328,7 +321,6 @@ creating a repository mirror. **(PREMIUM)**
## SSH authentication
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/2551) in GitLab 9.5 for Pull mirroring.
> - [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/22982) in GitLab 11.6 for Push mirroring.
SSH authentication is mutual:
......@@ -340,7 +332,7 @@ You provide your credentials as a password or public key. The server that the
other repository resides on provides its credentials as a "host key", the
fingerprint of which needs to be verified manually.
If you're mirroring over SSH (that is, using an `ssh://` URL), you can authenticate using:
If you're mirroring over SSH (using an `ssh://` URL), you can authenticate using:
- Password-based authentication, just as over HTTPS.
- Public key authentication. This is often more secure than password authentication,
......@@ -348,7 +340,7 @@ If you're mirroring over SSH (that is, using an `ssh://` URL), you can authentic
To get started:
1. Navigate to your project's **Settings > Repository** and expand the **Mirroring repositories** section.
1. In your project, go to **Settings > Repository**, and then expand the **Mirroring repositories** section.
1. Enter an `ssh://` URL for mirroring.
NOTE:
......@@ -359,9 +351,9 @@ Entering the URL adds two buttons to the page:
- **Detect host keys**.
- **Input host keys manually**.
If you click the:
If you select the:
- **Detect host keys** button, GitLab will fetch the host keys from the server and display the fingerprints.
- **Detect host keys** button, GitLab fetches the host keys from the server and display the fingerprints.
- **Input host keys manually** button, a field is displayed where you can paste in host keys.
Assuming you used the former, you now need to verify that the fingerprints are
......@@ -376,7 +368,7 @@ fingerprints in the open for you to check:
- [Savannah](http://savannah.gnu.org/maintenance/SshAccess/)
- [SourceForge](https://sourceforge.net/p/forge/documentation/SSH%20Key%20Fingerprints/)
Other providers will vary. If you're running self-managed GitLab, or otherwise
Other providers vary. If you're running self-managed GitLab, or otherwise
have access to the server for the other repository, you can securely gather the
key fingerprints:
......@@ -390,15 +382,15 @@ $ cat /etc/ssh/ssh_host*pub | ssh-keygen -E md5 -l -f -
NOTE:
You may need to exclude `-E md5` for some older versions of SSH.
When mirroring the repository, GitLab will now check that at least one of the
When mirroring the repository, GitLab checks that at least one of the
stored host keys matches before connecting. This can prevent malicious code from
being injected into your mirror, or your password being stolen.
### SSH public key authentication
To use SSH public key authentication, you'll also need to choose that option
To use SSH public key authentication, you must also choose that option
from the **Authentication method** dropdown. When the mirror is created,
GitLab generates a 4096-bit RSA key that can be copied by clicking the **Copy SSH public key** button.
GitLab generates a 4096-bit RSA key that can be copied by selecting the **Copy SSH public key** button.
![Repository mirroring copy SSH public key to clipboard button](img/repository_mirroring_copy_ssh_public_key_button.png)
......@@ -411,7 +403,7 @@ You then need to add the public SSH key to the other repository's configuration:
file on its own line and save it.
If you need to change the key at any time, you can remove and re-add the mirror
to generate a new key. You'll have to update the other repository with the new
to generate a new key. Update the other repository with the new
key to keep the mirror running.
NOTE:
......@@ -427,17 +419,17 @@ update button which is available on the **Mirroring repositories** section of th
## Bidirectional mirroring **(PREMIUM)**
> Moved to GitLab Premium in 13.9.
> - Moved to GitLab Premium in 13.9.
WARNING:
Bidirectional mirroring may cause conflicts.
If you configure a GitLab repository to both pull from, and push to, the same remote source, there
is no guarantee that either repository will update correctly. If you set up a repository for
bidirectional mirroring, you should prepare for the likely conflicts by deciding who will resolve
them and how they will be resolved.
is no guarantee that either repository updates correctly. If you set up a repository for
bidirectional mirroring, you should prepare for the likely conflicts by deciding who resolves
them and how.
Rewriting any mirrored commit on either remote will cause conflicts and mirroring to fail. This can
Rewriting any mirrored commit on either remote causes conflicts and mirroring to fail. This can
be prevented by [mirroring only protected branches](#mirror-only-protected-branches).
You should [protect the branches](../protected_branches.md) you wish to mirror on both
......@@ -451,34 +443,35 @@ protected branches.
### Configure a webhook to trigger an immediate pull to GitLab
Assuming you have already configured the [push](#setting-up-a-push-mirror-to-another-gitlab-instance-with-2fa-activated) and [pull](#pulling-from-a-remote-repository) mirrors in the upstream GitLab instance, to trigger an immediate pull as suggested above, you will need to configure a [Push Event Web Hook](../integrations/webhooks.md#push-events) in the downstream instance.
Assuming you have already configured the [push](#setting-up-a-push-mirror-to-another-gitlab-instance-with-2fa-activated) and [pull](#pulling-from-a-remote-repository) mirrors in the upstream GitLab instance, to trigger an immediate pull as suggested above, you must configure a [Push Event Web Hook](../integrations/webhooks.md#push-events) in the downstream instance.
To do this:
- Create a [personal access token](../../profile/personal_access_tokens.md) with `API` scope.
- Navigate to **Settings > Webhooks**
- Add the webhook URL which in this case will use the [Pull Mirror API](../../../api/projects.md#start-the-pull-mirroring-process-for-a-project) request to trigger an immediate pull after updates to the repository.
1. Create a [personal access token](../../profile/personal_access_tokens.md) with `API` scope.
1. In your project, go to **Settings > Webhooks**.
1. Add the webhook URL which (in this case) uses the [Pull Mirror API](../../../api/projects.md#start-the-pull-mirroring-process-for-a-project) request to trigger an immediate pull after updates to the repository.
```plaintext
https://gitlab.example.com/api/v4/projects/:id/mirror/pull?private_token=<your_access_token>
```
```plaintext
https://gitlab.example.com/api/v4/projects/:id/mirror/pull?private_token=<your_access_token>
```
1. Ensure the **Push Events** checkbox is selected.
1. Select **Add Webhook** to save the webhook.
- Ensure that the **Push Events** checkbox is selected.
- Click on **Add Webhook** button to save the webhook.
- To test the integration click on the **Test** button and confirm GitLab does not return any error.
To test the integration, select the **Test** button and confirm GitLab doesn't return an error message.
### Preventing conflicts using a `pre-receive` hook
WARNING:
The solution proposed will negatively impact the performance of
Git push operations because they will be proxied to the upstream Git
The solution proposed negatively affects the performance of
Git push operations because they are proxied to the upstream Git
repository.
A server-side `pre-receive` hook can be used to prevent the race condition
described above by only accepting the push after first pushing the commit to
the upstream Git repository. In this configuration one Git repository acts as
the authoritative upstream, and the other as downstream. The `pre-receive` hook
will be installed on the downstream repository.
is installed on the downstream repository.
Read about [configuring Server hooks](../../../administration/server_hooks.md) on the GitLab server.
......@@ -544,11 +537,11 @@ fi
Note that this sample has a few limitations:
- This example may not work verbatim for your use case and might need modification.
- It does not regard different types of authentication mechanisms for the mirror.
- It does not work with forced updates (rewriting history).
- Only branches that match the `allowlist` patterns will be proxy pushed.
- It doesn't regard different types of authentication mechanisms for the mirror.
- It doesn't work with forced updates (rewriting history).
- Only branches that match the `allowlist` patterns are proxy pushed.
- The script circumvents the Git hook quarantine environment because the update of `$TARGET_REPO`
is seen as a ref update and Git will complain about it.
is seen as a ref update, and Git displays warnings about it.
### Mirroring with Perforce Helix via Git Fusion **(PREMIUM)**
......@@ -564,22 +557,22 @@ mirror projects with GitLab. This may be useful in some situations when migratin
to GitLab where overlapping Perforce Helix workspaces cannot be migrated simultaneously to GitLab.
If using mirroring with Perforce Helix, you should only mirror protected branches. Perforce Helix
will reject any pushes that rewrite history. Only the fewest number of branches should be mirrored
rejects any pushes that rewrite history. Only the fewest number of branches should be mirrored
due to the performance limitations of Git Fusion.
When configuring mirroring with Perforce Helix via Git Fusion, the following Git Fusion
settings are recommended:
- `change-pusher` should be disabled. Otherwise, every commit will be rewritten as being committed
- `change-pusher` should be disabled. Otherwise, every commit is rewritten as being committed
by the mirroring account, rather than being mapped to existing Perforce Helix users or the `unknown_git` user.
- `unknown_git` user will be used as the commit author if the GitLab user does not exist in
- `unknown_git` user is used as the commit author if the GitLab user doesn't exist in
Perforce Helix.
Read about [Git Fusion settings on Perforce.com](https://www.perforce.com/manuals/git-fusion/Content/Git-Fusion/section_vss_bdw_w3.html#section_zdp_zz1_3l).
## Troubleshooting
Should an error occur during a push, GitLab will display an "Error" highlight for that repository. Details on the error can then be seen by hovering over the highlight text.
Should an error occur during a push, GitLab displays an **Error** highlight for that repository. Details on the error can then be seen by hovering over the highlight text.
### 13:Received RST_STREAM with error code 2 with GitHub
......@@ -591,6 +584,6 @@ When upgrading to GitLab 11.11.8 or newer, a change in how usernames are represe
### Connection blocked because server only allows public key authentication
As the error indicates, the connection is getting blocked between GitLab and the remote repository. Even if a [TCP Check](../../../administration/raketasks/maintenance.md#check-tcp-connectivity-to-a-remote-site) is successful, you will need to check any networking components in the route from GitLab to the remote Server to ensure there's no blockage.
As the error indicates, the connection is getting blocked between GitLab and the remote repository. Even if a [TCP Check](../../../administration/raketasks/maintenance.md#check-tcp-connectivity-to-a-remote-site) is successful, you must check any networking components in the route from GitLab to the remote Server to ensure there's no blockage.
For example, we've seen this error when a Firewall was performing a `Deep SSH Inspection` on outgoing packets.
......@@ -39,7 +39,7 @@ recommend using certificates from a PKI that are in line with
## Obtaining an X.509 key pair
If your organization has Public Key Infrastructure (PKI), that PKI will provide
If your organization has Public Key Infrastructure (PKI), that PKI provides
an S/MIME key.
If you do not have an S/MIME key pair from a PKI, you can either create your
......@@ -49,7 +49,7 @@ and some of them generate keys for free.
## Associating your X.509 certificate with Git
To take advantage of X.509 signing, you will need Git 2.19.0 or later. You can
To take advantage of X.509 signing, you need Git 2.19.0 or later. You can
check your Git version with:
```shell
......
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