Changes for page Rancher 2
Last modified by Diana Strebkova on 2025/12/12 14:23
From version 12.1
edited by Diana Strebkova
on 2025/12/12 12:23
on 2025/12/12 12:23
Change comment:
There is no comment for this version
To version 10.12
edited by Diana Strebkova
on 2025/12/12 11:58
on 2025/12/12 11:58
Change comment:
There is no comment for this version
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... ... @@ -281,6 +281,7 @@ 281 281 (% class="p1" %) 282 282 In Rancher UI, switch to the intended cluster and go to Apps/Repositories using the left side menu. 283 283 284 +(% class="p1" %) 284 284 285 285 [[image:attach:Screenshot 2023-04-25 at 13.11.48.png||data-xwiki-image-style-border="true" queryparams="effects=drop-shadow" height="400" width="209"]] 286 286 ... ... @@ -335,6 +335,7 @@ 335 335 (% class="wikigeneratedid" %) 336 336 Click Create. 337 337 339 + 338 338 (% class="wrapped" %) 339 339 |=((( 340 340 Field ... ... @@ -361,82 +361,8 @@ 361 361 {{/info}} 362 362 ))) 363 363 364 -=== Migrating chartrepositories in rancher to new OCI Repository format===366 +=== Migrating === 365 365 366 -(% class="box warningmessage" %) 367 -((( 368 -ChartMuseum is being deprecated. After the migration is complete, **all harbor charts will be removed from ChartMuseum**, and **old HTTP(S)-based chart repositories will no longer work in Rancher (for internal harbor charts)**. 369 -))) 370 - 371 -To ensure a smooth transition, we recommend to **add an OCI-based repository alongside the existing ChartMuseum repository** during the migration phase. 372 - 373 -(% class="box" %) 374 -((( 375 -**We will make your charts available in the corresponding new `<pkey>-helm` OCI projects.** 376 -))) 377 - 378 -| Term | Meaning 379 -| **Old Repository** | The existing HTTP/HTTPS Harbor ChartMuseum repository. 380 -| **New Repository** | The new OCI-based Helm chart repository created for your project (e.g. `<chart-repo-name>` in `<pkey>-helm`). 381 - 382 -##__**Why This Migration Is Required:**__## 383 - 384 -* ##ChartMuseum is deprecated and will be removed.## 385 -* ##Applications deployed from old repos keep a reference to that repo inside their labels.## 386 -* ##Without updating the application to point to the new OCI repo, **Rancher will not detect new chart versions from new repository**.## 387 - 388 -## Migration Steps:## 389 - 390 -1. ##Create the New OCI Repository in Rancher## 391 -11. Go to **Apps → Repositories**. 392 -11. Add a new repository of type **OCI**. 393 -11. Name it similarly to your old repo name (e.g. `<chart-repo-name>-oci`). You can't name it the same. 394 -11. Point it to the new OCI endpoint. 395 -1. ##Disable the Old ChartMuseum Repository Temporarily##. ##This step ensures that Rancher resolves charts from the new OCI repo.## 396 -11. Go to **Apps → Repositories**. 397 -11. Disable the old HTTP(S)-based repository. 398 -11. Keep it disabled until the migration is done. 399 -1. ##Update Existing Applications to Use the New OCI Repo## 400 -##Applications deployed with the old repository still contain the old repo name in their metadata. You must upgrade them once to transition.## 401 -11. Go to **Apps → Installed Apps**. 402 -11. Open the application that was deployed using the old repo. 403 -11. Click **Upgrade**. 404 -11. In the list of available chart repositories (scroll to the bottom), select the **new OCI repository**. 405 -11. Choose the chart version you want to deploy (same or newer). 406 -11. Click **Upgrade**. 407 -1. ##Re-enable the Old Repository (Optional) If you still need the old repo for other apps, re-enable it after the migration steps above.## 408 - 409 - Note: Even if a newer chart version exists in the old repository, your migrated app **will not see it**, because it is no longer connected to that repo. 410 - 411 ------ 412 - 413 -## Reverting the Migration (If Needed) 414 -If you want to move an app back to the old repository:## 415 - 416 -1. Temporarily disable the new OCI repo. 417 -2. Enable the old ChartMuseum repo. 418 -3. Open the application → **Upgrade**. 419 -4. Select the chart from the old repo. 420 -5. Save. 421 - 422 -This will reconnect the app to the old repository. 423 - 424 ------ 425 - 426 -## Summary 427 -- Add new OCI repo → disable old repo → upgrade apps → reconnect to OCI repo. 428 -- After upgrade, apps no longer track versions from the old repository. 429 -- Old repository will stop functioning after ChartMuseum shutdown, so migration is required.## 430 - 431 ------ 432 - 433 -If you want, I can also generate: 434 -- a shorter version (1-pager), 435 -- a diagram, 436 -- a Rancher UI screenshot guide, 437 -- or a version tailored for your team’s internal wiki. 438 - 439 - 440 440 = Automated deployments with Jenkins = 441 441 442 442 In this section, we describe(% style="color:#172b4d" %) how to set-up **automated builds, tests and deployments** for Jenkins.