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Changes for page Rancher 2

Last modified by Diana Strebkova on 2026/04/20 09:21
From version 24.2
edited by Diana Strebkova
on 2026/04/20 09:12
Change comment: There is no comment for this version
To version 15.3
edited by Diana Strebkova
on 2025/12/12 13:55
Change comment: There is no comment for this version

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177 177  (% class="p1" %)
178 178  [[image:attach:Screenshot 2023-04-25 at 13.30.33.png||data-xwiki-image-style-border="true" queryparams="effects=drop-shadow" height="127" width="1100"]]
179 179  
180 +(% id="H" class="p1" %)
181 +==== Target: http(s) URL ====
182 +
183 +{{warning}}
184 +This example is being deprecated, you can still add other external repositories in that way, but all internal harbor-hosted repositories should be added as Target: OCI Repository
185 +{{/warning}}
186 +
187 +(% class="p1" %)
188 +In the "Repository: Create" dialog, simply fill in the following fields. Authentication is not required.
189 +
190 +(% class="wrapped" %)
191 +|=(((
192 +Field
193 +)))|=(((
194 +Value
195 +)))
196 +|=(((
197 +Name
198 +)))|(((
199 +devops-as-a-service
200 +)))
201 +|=(((
202 +Description
203 +)))|(((
204 +Public Helm charts as documented at [[https:~~/~~/docs.devops.t-systems.net>>url:https://docs.devops.t-systems.net||shape="rect"]]
205 +)))
206 +|=(((
207 +Index URL
208 +)))|(((
209 +[[https:~~/~~/registry.sdc.t-systems.net/chartrepo/devopsaas/>>url:https://registry.sdc.t-systems.net/chartrepo/devopsaas/||shape="rect"]]
210 +)))
211 +
212 +[[image:attach:image-2024-2-27_14-29-17.png||data-xwiki-image-style-border="true" queryparams="effects=drop-shadow" width="540"]]
213 +
214 +(% class="p1" %)
215 +Finally, click Create.
216 +
217 +The repository is now listed:
218 +
219 +[[image:Screenshot 2024-07-03 at 15.13.55.png||data-xwiki-image-style-border="true" height="149" width="785"]]
220 +
221 +==== Target: OCI Repository ====
222 +
180 180  To add public oci-repository, navigate to repository create button and click it. For target, use OCI Repository like shown below:
181 181  
182 182  [[image:1765207154466-828.png||height="298" width="821"]]
... ... @@ -204,11 +204,11 @@
204 204  )))|(((
205 205  oci:~/~/registry.sdc.t-systems.net/devopsaas-helm/**<chartname>**, for example:
206 206  
207 -oci:~/~/registry.sdc.t-systems.net/devopsaas-helm/jenkins-auto-agent
250 +oci:~/~/registry.sdc.t-systems.net/devopsaas-helm/jenkins-lib
208 208  
209 -{{box}}
210 -Take into account, that all internal harbor repositories with helm charts have PKEY-helm naming convention, adding repo with both docker images and helm charts is not supported in rancher.
211 -{{/box}}
252 +{{info}}
253 +Take into account, that all internal harbor repositories with helm charts have PKEY-helm naming convention, adding repo with both docker images and helm charts may not be supported in rancher.
254 +{{/info}}
212 212  )))
213 213  
214 214  {{info}}
... ... @@ -244,8 +244,8 @@
244 244  (% class="p1" %)
245 245  Create a new Repository by pressing the Create button.
246 246  
247 -(% class="p1" id="HTarget:http28s29URL-1" %)
248 -[[image:attach:Screenshot 2023-04-25 at 13.30.33.png||data-xwiki-image-style-border="true" queryparams="effects=drop-shadow" height="127" width="1100"]]
290 +(% id="HTarget:http28s29URL-1" class="p1" %)
291 +==== [[image:attach:Screenshot 2023-04-25 at 13.30.33.png||data-xwiki-image-style-border="true" queryparams="effects=drop-shadow" height="127" width="1100"]] ====
249 249  
250 250  (% id="HTarget:http28s29URL-1" class="p1" %)
251 251  ==== Target: http(s) URL ====
... ... @@ -318,7 +318,7 @@
318 318  {{/info}}
319 319  )))
320 320  
321 -== Migrating chart repositories in rancher to new OCI Repository format ==
364 +=== Migrating chart repositories in rancher to new OCI Repository format ===
322 322  
323 323  (% class="box warningmessage" %)
324 324  (((
... ... @@ -325,16 +325,11 @@
325 325  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)**.
326 326  )))
327 327  
328 -(% class="box" %)
329 -(((
330 -**We will make your charts available in the corresponding new `<pkey>-helm` OCI projects. During migration, please adapt your helm push commands and url's for new oci-compatible repository.**
331 -)))
332 -
333 333  There are two ways to migrate your repositories:
334 334  
335 335  1. ##Direct Transition (Editing the Existing Repository)##
336 336  1*. Change the target to “OCI Repository”.
337 -1*. Update the URL as required (the repository name cannot be changed), check **Target: OCI Repository** documentation above
375 +1*. Update the URL as required (the repository name cannot be changed).
338 338  1*. After saving, installed apps will automatically start using the updated repository.
339 339  1*. (% class="box" %)
340 340  (((
... ... @@ -347,12 +347,16 @@
347 347  1*. Keep the old ChartMuseum repo enabled during the migration,
348 348  1*. Migrate applications gradually following the steps described here.
349 349  1*. This avoids disruptions and allows controlled migration.
350 -
351 351  1. //Special Case: Old Repo Targeting Multiple Chart Repos//
352 -If your existing repository targets multiple chart repositories and you need the new OCI setup to behave the same way, please **contact support.**
389 +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.
353 353  
354 354  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
355 355  
393 +(% class="box" %)
394 +(((
395 +**We will make your charts available in the corresponding new `<pkey>-helm` OCI projects.**
396 +)))
397 +
356 356  | Term | Meaning
357 357  | **Old Repository** | The existing HTTP/HTTPS Harbor ChartMuseum repository.
358 358  | **New Repository** | The new OCI-based Helm chart repository created for your project (e.g. `<chart-repo-name>` in `<pkey>-helm`).
... ... @@ -368,7 +368,7 @@
368 368  1. ##Create the New OCI Repository in Rancher##
369 369  11. Go to **Apps → Repositories**.
370 370  11. Add a new repository of type **OCI**.
371 -11. Name it similarly to your old repo name (e.g. `<chart-repo-name>-oci`). __**You can't name it the same and can't rename it later.**__
413 +11. Name it similarly to your old repo name (e.g. `<chart-repo-name>-oci`). You can't name it the same.
372 372  11. Point it to the new OCI endpoint.
373 373  1. ##Disable the Old ChartMuseum Repository Temporarily## 
374 374  ##This step ensures that Rancher resolves charts from the new OCI repo.##
... ... @@ -375,15 +375,12 @@
375 375  11. Go to **Apps → Repositories**.
376 376  11. Disable the old HTTP(S)-based repository.
377 377  11. Keep it disabled until the migration is done.
378 -[[image:1765548124989-482.59.06.png||height="152" width="485"]]
379 379  1. ##Update Existing Applications to Use the New OCI Repo##
380 380  Applications deployed with the old repository still contain the old repo name in their metadata. You must upgrade them once to transition.
381 381  11. Go to **Apps → Installed Apps**.
382 382  11. Open the application that was deployed using the old repo.
383 -11. Click **Edit/Upgrade**.
384 -[[image:1765548598644-830.png||height="138" width="811"]]
385 -11. In the list of available chart repositories (scroll to the bottom), select the **new OCI repository**. Or enter the chart name in search bar:
386 -[[image:1765548750604-334.png||height="293" width="308"]]
424 +11. Click **Upgrade**.
425 +11. In the list of available chart repositories (scroll to the bottom), select the **new OCI repository**.
387 387  11. Choose the chart version you want to deploy (same or newer).
388 388  11. Click **Upgrade**.
389 389  1. ##Re-enable the Old Repository (Optional) ##
... ... @@ -390,8 +390,11 @@
390 390  If you still need the old repo for other apps, re-enable it after the migration steps above.
391 391  **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
392 392  
393 -##If you want to move an app back to the old repository:##
432 +----
394 394  
434 +## Reverting the Migration (If Needed)
435 +If you want to move an app back to the old repository:##
436 +
395 395  1. Temporarily disable the new OCI repo.
396 396  1. Enable the old ChartMuseum repo.
397 397  1. Open the application → **Upgrade**.
... ... @@ -400,7 +400,8 @@
400 400  
401 401  This will reconnect the app to the old repository.
402 402  
403 -= Automated deployments with Jenkins =
445 +=
446 +Automated deployments with Jenkins =
404 404  
405 405  In this section, we describe(% style="color:#172b4d" %) how to set-up **automated builds, tests and deployments** for Jenkins.
406 406  
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