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Find Das Schiff traffic mirror configuration

Recipe IDio.moderne.kubernetes.sylva.migrate.dasschiff.FindMirrorConfig

Artifactorg.openrewrite.recipe:rewrite-kubernetes

Find the Das Schiff MirrorTarget and MirrorSelector resources the Sylva Collector and TrafficMirror replace, and report for each whether it moves automatically or why it has to be moved by hand. Reports only; nothing is rewritten.

Single recipeOpenRewriteModerne Proprietary License

Try in PlatformTry this recipe in the Moderne platform. Not a user yet? You’ll get a no-setup demo environment, with nothing to install or configure.

Options

1 parameters

1 optional

Parameter	Example	Type	Required
fileMatcher	**/mirror-*.yml	String	Optional
Matching files will be searched. This is a glob expression.

Examples

yaml

Parameter	Value
fileMatcher	null

yaml

Before

apiVersion: network.t-caas.telekom.com/v1alpha1
kind: VRFRouteConfiguration
metadata:
  name: mirror-test-vrf
spec:
  vrf: mirror
  loopbacks:
  - name: lo.mir
    subnet: 10.250.91.0/29
---
apiVersion: network.t-caas.telekom.com/v1alpha1
kind: MirrorTarget
metadata:
  name: collector-prod
spec:
  type: l3gre
  destinationIP: 10.250.90.100
  destinationVrf: mirror
  sourceLoopback: lo.mir
---
apiVersion: network.t-caas.telekom.com/v1alpha1
kind: MirrorSelector
metadata:
  name: mirror-vrf-egress
spec:
  mirrorTarget:
    kind: MirrorTarget
    name: collector-prod
  mirrorSource:
    kind: VRFRouteConfiguration
    name: mirror-test-vrf
  direction: egress

After

apiVersion: network.t-caas.telekom.com/v1alpha1
kind: VRFRouteConfiguration
metadata:
  name: mirror-test-vrf
spec:
  vrf: mirror
  loopbacks:
  - name: lo.mir
    subnet: 10.250.91.0/29
---
apiVersion: network.t-caas.telekom.com/v1alpha1
~~(becomes `Collector`)~~>kind: MirrorTarget
metadata:
  name: collector-prod
spec:
  type: l3gre
  destinationIP: 10.250.90.100
  destinationVrf: mirror
  sourceLoopback: lo.mir
---
apiVersion: network.t-caas.telekom.com/v1alpha1
~~(mirrors `VRFRouteConfiguration` mirror-test-vrf, and `TrafficMirror.spec.source.kind` is one of `Layer2Attachment`, `Inbound` or `Outbound`, none of which is a whole VRF)~~>kind: MirrorSelector
metadata:
  name: mirror-vrf-egress
spec:
  mirrorTarget:
    kind: MirrorTarget
    name: collector-prod
  mirrorSource:
    kind: VRFRouteConfiguration
    name: mirror-test-vrf
  direction: egress

Diff

@@ -12,1 +12,1 @@
---
apiVersion: network.t-caas.telekom.com/v1alpha1
-kind: MirrorTarget
+~~(becomes `Collector`)~~>kind: MirrorTarget
metadata:
@@ -22,1 +22,1 @@
---
apiVersion: network.t-caas.telekom.com/v1alpha1
-kind: MirrorSelector
+~~(mirrors `VRFRouteConfiguration` mirror-test-vrf, and `TrafficMirror.spec.source.kind` is one of `Layer2Attachment`, `Inbound` or `Outbound`, none of which is a whole VRF)~~>kind: MirrorSelector
metadata:

Usage

Run this recipe

This recipe has no required configuration options. Users of Moderne can run it via the Moderne CLI.

You will need to have configured the Moderne CLI on your machine before you can run the following command.

shell

mod run . --recipe FindMirrorConfig

If the recipe is not available locally, then you can install it using:

RELEASE resolves to the newest release and LATEST to the newest build of any kind, including snapshots. Either one lets mod config recipes upgrade pull in later versions without editing this command; a pinned version stays where you put it.

RELEASE

mod config recipes jar install org.openrewrite.recipe:rewrite-kubernetes:RELEASE

LATEST

mod config recipes jar install org.openrewrite.recipe:rewrite-kubernetes:LATEST

Pinned version

mod config recipes jar install org.openrewrite.recipe:rewrite-kubernetes:3.18.0

Data tables

Traffic mirror configurations

io.moderne.kubernetes.sylva.migrate.dasschiff.table.MirrorConfigs

Deutsche Telekom MirrorTarget and MirrorSelector resources that the network-connector.sylvaproject.org Collector and TrafficMirror replace, and whether each one can be moved mechanically.

Column	Description
Source path	The path to the manifest.
Kind	The legacy kind.
Name	The metadata.name of the legacy resource.
Reference	The VRF a MirrorTarget tunnels through, or the MirrorTarget a MirrorSelector sends to. Empty when it names none.
Migration	automatic when io.moderne.kubernetes.sylva.migrate.dasschiff.MigrateMirrorConfigToIntent rewrites this resource, manual otherwise.
Intent kinds	The intent resource it becomes, empty when it has to be moved by hand.
Detail	Why the resource cannot be moved mechanically, empty when it can.
Manual follow-up	What still has to be done by hand once the resource has moved, which is mostly the resources it names that the intent group has not generated yet. Empty when the move leaves nothing behind.

Source files that had results

org.openrewrite.table.SourcesFileResults

Source files that were modified by the recipe run.

Column	Description
Source path before the run	The source path of the file before the run. null when a source file was created during the run.
Source path after the run	A recipe may modify the source path. This is the path after the run. null when a source file was deleted during the run.
Parent of the recipe that made changes	In a hierarchical recipe, the parent of the recipe that made a change. Empty if this is the root of a hierarchy or if the recipe is not hierarchical at all.
Recipe that made changes	The specific recipe that made a change.
Estimated time saving	An estimated effort that a developer to fix manually instead of using this recipe, in unit of seconds.
Cycle	The recipe cycle in which the change was made.

Source files that had search results

org.openrewrite.table.SearchResults

Search results that were found during the recipe run.

Column	Description
Source path of search result before the run	The source path of the file with the search result markers present.
Source path of search result after run the run	A recipe may modify the source path. This is the path after the run. null when a source file was deleted during the run.
Result	The trimmed printed tree of the LST element that the marker is attached to.
Description	The content of the description of the marker.
Recipe that added the search marker	The specific recipe that added the Search marker.

Source files that errored on a recipe

org.openrewrite.table.SourcesFileErrors

The details of all errors produced by a recipe run.

Column	Description
Source path	The file that failed to parse.
Recipe that made changes	The specific recipe that made a change.
Stack trace	The stack trace of the failure.

Recipe performance

org.openrewrite.table.RecipeRunStats

Statistics used in analyzing the performance of recipes.

Column	Description
The recipe	The recipe whose stats are being measured both individually and cumulatively.
Source file count	The number of source files the recipe ran over.
Source file changed count	The number of source files which were changed in the recipe run. Includes files created, deleted, and edited.
Cumulative scanning time (ns)	The total time spent across the scanning phase of this recipe.
Max scanning time (ns)	The max time scanning any one source file.
Cumulative edit time (ns)	The total time spent across the editing phase of this recipe.
Max edit time (ns)	The max time editing any one source file.