Changes for page Rancher 2
Last modified by Diana Strebkova on 2025/12/12 14:23
From version 13.1
edited by Diana Strebkova
on 2025/12/12 13:29
on 2025/12/12 13:29
Change comment:
There is no comment for this version
To version 10.11
edited by Diana Strebkova
on 2025/12/12 11:57
on 2025/12/12 11:57
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 ... ... @@ -354,7 +354,7 @@ 354 354 |=((( 355 355 Index URL 356 356 )))|((( 357 -oci:~/~/registry.sdc.t-systems.net/sdcloud-helm/sdportal 359 +oci:~/~/registry.sdc.t-systems.net/sdcloud-helm/sdportal, 358 358 359 359 {{info}} 360 360 Now we should target a chart repo directly, not the whole project. In you need to reference the whole project with a lot of repos, please contact support to find a possible solution. ... ... @@ -361,98 +361,8 @@ 361 361 {{/info}} 362 362 ))) 363 363 364 -= ==Migrating chartrepositories in rancherto new OCI Repositoryformat===366 += Automated deployments with Jenkins = 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 -There are two ways to migrate your repositories: 372 - 373 -1. Direct Transition (Editing the Existing Repository) 374 - You can modify the existing repository directly: 375 -11.Change the target to “OCI Repository”. 376 -11.Update the URL as required (the repository name cannot be changed). 377 - 378 -After saving, installed apps will automatically start using the updated repository. 379 - 380 -Important limitation: OCI repositories must point directly to a single chart repository, not to a parent folder. 381 -If your old repository included several charts (for example “bitbucket” and “jira”), then after switching to OCI you can only target one chart (e.g. “bitbucket”). 382 -The other charts will no longer receive updates through this repo, and you will still need to create additional repositories for each individual chart. 383 - 384 -1. Add New Repositories One by One (Recommended) 385 - 386 -This approach allows a smooth transition while the old ChartMuseum repository continues to function. 387 -You can: 388 - 389 -* Create a new OCI repository for each chart, 390 -* Keep the old ChartMuseum repo enabled during the migration, 391 -* Migrate applications gradually following the steps described in the main migration guide. 392 - 393 -This avoids disruptions and allows controlled migration. 394 - 395 -Special Case: Old Repo Targeting Multiple Chart Repos 396 - 397 -If your existing repository targets multiple chart repositories and you need the new OCI setup to behave the same way, please contact support. OCI does not support multi-chart endpoints within a single repository, and we can help you find an appropriate solution. 398 - 399 -To ensure a smooth transition, we recommend to **add an OCI-based repository alongside the existing ChartMuseum repository** during the migration phase. If you don't w 400 - 401 -(% class="box" %) 402 -((( 403 -**We will make your charts available in the corresponding new `<pkey>-helm` OCI projects.** 404 -))) 405 - 406 -| Term | Meaning 407 -| **Old Repository** | The existing HTTP/HTTPS Harbor ChartMuseum repository. 408 -| **New Repository** | The new OCI-based Helm chart repository created for your project (e.g. `<chart-repo-name>` in `<pkey>-helm`). 409 - 410 -##__**Why This Migration Is Required:**__## 411 - 412 -* ##ChartMuseum is deprecated and will be removed.## 413 -* ##Applications deployed from old repos keep a reference to that repo inside their labels.## 414 -* ##Without updating the application to point to the new OCI repo, **Rancher will not detect new chart versions from new repository**.## 415 - 416 -## Migration Steps:## 417 - 418 -1. ##Create the New OCI Repository in Rancher## 419 -11. Go to **Apps → Repositories**. 420 -11. Add a new repository of type **OCI**. 421 -11. Name it similarly to your old repo name (e.g. `<chart-repo-name>-oci`). You can't name it the same. 422 -11. Point it to the new OCI endpoint. 423 -1. ##Disable the Old ChartMuseum Repository Temporarily## 424 -##This step ensures that Rancher resolves charts from the new OCI repo.## 425 -11. Go to **Apps → Repositories**. 426 -11. Disable the old HTTP(S)-based repository. 427 -11. Keep it disabled until the migration is done. 428 -1. ##Update Existing Applications to Use the New OCI Repo## 429 -Applications deployed with the old repository still contain the old repo name in their metadata. You must upgrade them once to transition. 430 -11. Go to **Apps → Installed Apps**. 431 -11. Open the application that was deployed using the old repo. 432 -11. Click **Upgrade**. 433 -11. In the list of available chart repositories (scroll to the bottom), select the **new OCI repository**. 434 -11. Choose the chart version you want to deploy (same or newer). 435 -11. Click **Upgrade**. 436 -1. ##Re-enable the Old Repository (Optional) ## 437 -If you still need the old repo for other apps, re-enable it after the migration steps above. 438 -**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 439 - 440 ----- 441 - 442 -## Reverting the Migration (If Needed) 443 -If you want to move an app back to the old repository:## 444 - 445 -1. Temporarily disable the new OCI repo. 446 -1. Enable the old ChartMuseum repo. 447 -1. Open the application → **Upgrade**. 448 -1. Select the chart from the old repo. 449 -1. Save. 450 - 451 -This will reconnect the app to the old repository. 452 - 453 -= 454 -Automated deployments with Jenkins = 455 - 456 456 In this section, we describe(% style="color:#172b4d" %) how to set-up **automated builds, tests and deployments** for Jenkins. 457 457 458 458 == Prerequisites ==