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#276: add rancher release docs #278

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112 changes: 110 additions & 2 deletions cmd/rancher_release/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,115 @@ rancher_release is a utility that performs a number of tasks related to the Ranc

Please reference the help menu from the binary.

## Commands

### list-nonmirrored-rc-images

Lists all non mirrored images in RC form in a given rancher release, these are extracted from the images.txt artifact attached to a GitHub release.
Results are printed in MD, and can be pasted into Slack, but formatting is tricky, you’ll see a pop-up asking if you would like to format the text. If you click never ask me again, you’ll need to go to options, advanced and use MD format.

| **Flag** | **Description** | **Required** |
| -------- | ---------------------- | ------------ |
| tag | Release tag in GitHub. | TRUE |

**Examples**

```
rancher_release list-nonmirrored-rc-images —tag v2.6
```

### check-rancher-image

Checks if there’s an available Helm Chart and Docker images for amd64, arm and s390x for a given tag.

| **Flag** | **Description** | **Required** |
| -------- | ---------------------- | ------------ |
| tag | Release tag in GitHub. | TRUE |

**Examples**

```
rancher_release check-rancher-image —tag v2.6
```

### set-kdm-branch-refs

Updates Rancher KDM branch references in:

- `pkg/settings/setting.go`
- `package/Dockerfile`
- `Dockerfile.dapper`

| **Flag** | **Description** | **Required** |
| ------------------ | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------ |
| fork-path | Path for your fork of rancher/rancher. | TRUE |
| base-branch | The branch you want to update with the new KDM branch. | TRUE |
| current-kdm-branch | Current KDM branch used in the files listed above. | TRUE |
| new-kdm-branch | KDM branch to replace the current. | TRUE |
| create-pr | if true, will try to create a PR against the `base-branch` in rancher/rancher, may fail if your GitHub token doesn’t have the required permission. Requires a GITHUB_TOKEN env var to be set. | FALSE |
| fork-owner | GitHub Username of the owner of the rancher fork used in `rancher-fork`. | FALSE |
| dry-run | Changes will not be pushed to remote and the PR will not be created. | FALSE |

**Examples**

```
rancher_release set-kdm-branch-refs —fork-path $GOPATH/src/github.com/{YOUR_USERNAME}/rancher \
—base-branch release/v2.8 \
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—current-kdm-branch dev-v2.8 \
—new-kdm-branch dev-v2.8-september-patches
```

```
export GITHUB_TOKEN={YOUR_GITHUB_TOKEN}

rancher_release set-kdm-branch-refs —fork-path $GOPATH/src/github.com/{YOUR_USERNAME}/rancher \
—base-branch release/v2.8 \
—current-kdm-branch dev-v2.8 \
—new-kdm-branch dev-v2.8-september-patches \
—create-pr \
—fork-owner {YOUR_USERNAME}
```

### set-charts-branch-refs

Updates Rancher branch references in charts:

- `pkg/settings/setting.go`
- `package/Dockerfile`
- `Dockerfile.dapper`

| **Flag** | **Description** | **Required** |
| --------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------ |
| fork-path | Path for your fork of rancher/rancher. | TRUE |
| base-branch | The branch you want to update. | TRUE |
| current-charts-branch | Current branch for charts used in the files listed above. | TRUE |
| new-charts-branch | Branch to replace the current in the charts. | TRUE |
| create-pr | if true, will try to create a PR against the `base-branch` in rancher/rancher, may fail if your GitHub token doesn’t have the required permission. Requires a GITHUB_TOKEN env var to be set. | FALSE |
| fork-owner | GitHub Username of the owner of the rancher fork used in `rancher-fork`. | FALSE |
| dry-run | Changes will not be pushed to remote and the PR will not be created. | FALSE |

**Examples**

```
rancher_release set-charts-branch-refs —fork-path $GOPATH/src/github.com/{YOUR_USERNAME}/rancher \
—base-branch release/v2.8 \
—current-charts-branch dev-v2.8 \
—new-charts-branch dev-v2.9
```

```

export GITHUB_TOKEN={YOUR_GITHUB_TOKEN}

rancher_release set-charts-branch-refs —fork-path $GOPATH/src/github.com/{YOUR_USERNAME}/rancher \
—base-branch release/v2.8 \
—current-charts-branch dev-v2.8 \
—new-charts-branch dev-v2.9 \
—create-pr \
—fork-owner {YOUR_USERNAME}
```

## Contributions

* File Issue with details of the problem, feature request, etc.
* Submit a pull request and include details of what problem or feature the code is solving or implementing.
- File Issue with details of the problem, feature request, etc.
- Submit a pull request and include details of what problem or feature the code is solving or implementing.