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16 Commits

Author SHA1 Message Date
Armel Soro c1b06c96dd
feat: Support autoscaling via HPA (#268)
* feat: expose autoscaling configuration using the HPA resource

Signed-off-by: Armel Soro <asoro@redhat.com>

* Set the Deployment replicas only if autoscaling is not enabled

When autoscaling is enabled, the HPA controller controls the number of replicas [1]

[1] https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale/\#migrating-deployments-and-statefulsets-to-horizontal-autoscaling

Signed-off-by: Armel Soro <asoro@redhat.com>

* Add CI values file with autoscaling enabled

Signed-off-by: Armel Soro <asoro@redhat.com>

* Bump chart version

This is a backward-compatible change

Signed-off-by: Armel Soro <asoro@redhat.com>

* Update values schema

Signed-off-by: Armel Soro <asoro@redhat.com>

* Update README

Signed-off-by: Armel Soro <asoro@redhat.com>

---------

Signed-off-by: Armel Soro <asoro@redhat.com>
2025-07-09 21:16:13 +01:00
dependabot[bot] 3b72b98b16
chore(deps): bump sigstore/cosign-installer from 3.8.2 to 3.9.1 (#267)
* chore(deps): bump sigstore/cosign-installer from 3.8.2 to 3.9.1

Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.8.2 to 3.9.1.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](3454372f43...398d4b0eee)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 3.9.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* fix: schema references

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

* bumps chart version to 2.5.3

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

---------

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>
2025-06-23 17:54:27 +01:00
dependabot[bot] 45ba9bd1de
chore(deps): bump actions/setup-go from 5.4.0 to 5.5.0 (#265) 2025-05-24 06:18:15 +01:00
dependabot[bot] a8c862044a
chore(deps): bump actions/setup-python from 5.5.0 to 5.6.0 (#263)
Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.5.0 to 5.6.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](8d9ed9ac5c...a26af69be9)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: 5.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-05-10 15:05:28 +01:00
dependabot[bot] 6dcd9bb905
chore(deps): bump sigstore/cosign-installer from 3.8.1 to 3.8.2 (#262)
Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.8.1 to 3.8.2.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](d7d6bc7722...3454372f43)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-version: 3.8.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-05-10 15:05:06 +01:00
dependabot[bot] dd66752014
chore(deps): bump oras-project/setup-oras from 1.2.2 to 1.2.3 (#264)
* chore(deps): bump oras-project/setup-oras from 1.2.2 to 1.2.3

Bumps [oras-project/setup-oras](https://github.com/oras-project/setup-oras) from 1.2.2 to 1.2.3.
- [Release notes](https://github.com/oras-project/setup-oras/releases)
- [Commits](5c0b487ce3...8d34698a59)

---
updated-dependencies:
- dependency-name: oras-project/setup-oras
  dependency-version: 1.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* adds schema

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

* bumps chart

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

---------

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>
2025-05-10 15:00:20 +01:00
Chris Burns ebba2e3094
feat: adds codespell action to ensure correct spelling (#259)
* feat: adds codespell action to ensure correct spelling

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

* bumps chart version

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

* merge conflicts

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

* adds codespell action

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

* bumps chart

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>

---------

Signed-off-by: ChrisJBurns <29541485+ChrisJBurns@users.noreply.github.com>
Signed-off-by: Chris Burns <29541485+ChrisJBurns@users.noreply.github.com>
2025-04-14 15:56:44 +02:00
Ilan Zerath 63ec4eb19e
feat: Add PDB (#248)
Signed-off-by: Ilan Zerath <contact@fuegobyp.business>
Co-authored-by: Ilan Zerath <contact@fuegobyp.business>
2025-04-10 17:18:00 +01:00
dependabot[bot] da59cbc874
chore(deps): bump actions/setup-python from 5.4.0 to 5.5.0 (#260)
Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.4.0 to 5.5.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](42375524e2...8d9ed9ac5c)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-03-31 18:12:30 +01:00
Chris Burns cb7f0d4955
fix: serviceMonitor port is a string not integer (#258) 2025-03-31 01:08:44 +01:00
dependabot[bot] 9bbdaf000b
chore(deps): bump actions/setup-go from 5.3.0 to 5.4.0 (#257)
Bumps [actions/setup-go](https://github.com/actions/setup-go) from 5.3.0 to 5.4.0.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](f111f3307d...0aaccfd150)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-03-29 14:05:48 +00:00
dependabot[bot] c06522e9c5
chore(deps): bump docker/login-action from 3.3.0 to 3.4.0 (#256)
Bumps [docker/login-action](https://github.com/docker/login-action) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/docker/login-action/releases)
- [Commits](9780b0c442...74a5d14239)

---
updated-dependencies:
- dependency-name: docker/login-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-03-17 17:44:46 +00:00
dependabot[bot] c34f95a3ec
chore(deps): bump azure/setup-helm from 4.2.0 to 4.3.0 (#253) 2025-02-26 11:46:04 +00:00
dependabot[bot] 56dcd7b10c
chore(deps): bump sigstore/cosign-installer from 3.8.0 to 3.8.1 (#254) 2025-02-24 17:57:03 +00:00
Armel Soro 2df03a970e
feat: Allow configuring the Service IP Family policy to make it dual-stack (#252)
* feat: Allow configuring the Service IP Family policy to make it dual-stack

Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/#services
Signed-off-by: Armel Soro <asoro@redhat.com>

* Bump the Chart version

Signed-off-by: Armel Soro <asoro@redhat.com>

* Update values schema

Signed-off-by: Armel Soro <asoro@redhat.com>

* Add test values file for CI

Signed-off-by: Armel Soro <asoro@redhat.com>

* Run pre-commit hooks

Signed-off-by: Armel Soro <asoro@redhat.com>

---------

Signed-off-by: Armel Soro <asoro@redhat.com>
2025-02-23 14:35:03 +00:00
dependabot[bot] 174eb0ea08
chore(deps): bump sigstore/cosign-installer from 3.7.0 to 3.8.0 (#251)
Bumps [sigstore/cosign-installer](https://github.com/sigstore/cosign-installer) from 3.7.0 to 3.8.0.
- [Release notes](https://github.com/sigstore/cosign-installer/releases)
- [Commits](dc72c7d5c4...c56c2d3e59)

---
updated-dependencies:
- dependency-name: sigstore/cosign-installer
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-02-10 18:37:38 +00:00
21 changed files with 395 additions and 57 deletions

2
.codespellrc Normal file
View File

@ -0,0 +1,2 @@
[codespell]
ignore-words-list = NotIn,notin

27
.github/workflows/lint.yaml vendored Normal file
View File

@ -0,0 +1,27 @@
name: Lint Charts
on:
pull_request:
jobs:
lint:
runs-on: ubuntu-latest
env:
GO111MODULE: on
steps:
- name: Checkout
uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # pin@v3
- uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # pin@v4
with:
python-version: 3.12
- uses: actions/setup-go@d35c59abb061a4a6fb18e82ac0862c26744d6ab5 # pin@v3
with:
go-version: ^1
- name: Setup helm-docs
run: go install github.com/norwoodj/helm-docs/cmd/helm-docs@latest
- name: Run pre-commit
uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # pin@v3.0.1

View File

@ -35,17 +35,17 @@ jobs:
CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
- name: Login to GitHub Container Registry
uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 #pin@v3.3.0
uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 #pin@v3.4.0
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Install Cosign
uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da #pin@v3.7.0
uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac #pin@v3.9.1
- name: Install Oras
uses: oras-project/setup-oras@5c0b487ce3fe0ce3ab0d034e63669e426e294e4d # v1.2.2
uses: oras-project/setup-oras@8d34698a59f5ffe24821f0b48ab62a3de8b64b20 # v1.2.3
- name: Publish and Sign OCI Charts
run: |

18
.github/workflows/spellcheck.yaml vendored Normal file
View File

@ -0,0 +1,18 @@
name: Codespell
on:
pull_request:
jobs:
codespell:
name: Codespell
runs-on: ubuntu-latest
steps:
- name: Checkout Code
uses: actions/checkout@v4
- name: Codespell
uses: codespell-project/actions-codespell@v2
with:
skip: .git
check_filenames: true
check_hidden: true

View File

@ -1,31 +1,9 @@
name: Lint Charts
name: Test Charts
on:
pull_request:
jobs:
check-readme:
runs-on: ubuntu-latest
env:
GO111MODULE: on
steps:
- name: Checkout
uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # pin@v3
- uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # pin@v4
with:
python-version: 3.12
- uses: actions/setup-go@f111f3307d8850f501ac008e886eec1fd1932a34 # pin@v3
with:
go-version: ^1
- name: Setup helm-docs
run: go install github.com/norwoodj/helm-docs/cmd/helm-docs@latest
- name: Run pre-commit
uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # pin@v3.0.1
test:
runs-on: ubuntu-latest
steps:
@ -35,11 +13,11 @@ jobs:
fetch-depth: 0
- name: Set up Helm
uses: azure/setup-helm@fe7b79cd5ee1e45176fcad797de68ecaf3ca4814 # pin@v4.2.0
uses: azure/setup-helm@b9e51907a09c216f16ebe8536097933489208112 # pin@v4.3.0
with:
version: v3.10.0
- uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # pin@v4
- uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # pin@v4
with:
python-version: 3.12

View File

@ -18,3 +18,8 @@ repos:
additional_dependencies: [jsonref]
language: python
types_or: [yaml, json]
- repo: https://github.com/codespell-project/codespell
rev: v2.4.1
hooks:
- id: codespell

View File

@ -11,7 +11,7 @@ Backstage unifies all your infrastructure tooling, services, and documentation t
This chart focuses on providing users the same experience and functionality no matter what flavor of Kubernetes they use. This chart will support only patterns that are either customary for all Kubernetes flavors, are commonly used in the Bitnami charts ecosystem, and recognized as Backstage official patterns.
We welcome other, more specialized, charts to use this cannonical chart as a direct dependency, expanding the feature set further, beyond this scope.
We welcome other, more specialized, charts to use this canonical chart as a direct dependency, expanding the feature set further, beyond this scope.
A list of derived charts:
- OpenShift specialized chart: [Red Hat Developer Hub Helm chart](https://github.com/redhat-developer/rhdh-chart/tree/main/charts/backstage)

View File

@ -38,4 +38,4 @@ sources:
# This is the chart version. This version number should be incremented each time you make changes
# to the chart and its templates, including the app version.
# Versions are expected to follow Semantic Versioning (https://semver.org/)
version: 2.3.1
version: 2.6.0

View File

@ -2,7 +2,7 @@
# Backstage Helm Chart
[![Artifact Hub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/backstage)](https://artifacthub.io/packages/search?repo=backstage)
![Version: 2.3.1](https://img.shields.io/badge/Version-2.3.1-informational?style=flat-square)
![Version: 2.6.0](https://img.shields.io/badge/Version-2.6.0-informational?style=flat-square)
![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square)
A Helm chart for deploying a Backstage application
@ -51,7 +51,7 @@ This chart bootstraps a [Backstage](https://backstage.io/docs/deployment/docker)
This chart focuses on providing users the same experience and functionality no matter what flavor of Kubernetes they use. This chart will support only patterns that are either customary for all Kubernetes flavors, are commonly used in the Bitnami charts ecosystem, and recognized as Backstage official patterns.
We welcome other, more specialized, charts to use this cannonical chart as a direct dependency, expanding the feature set further, beyond this scope.
We welcome other, more specialized, charts to use this canonical chart as a direct dependency, expanding the feature set further, beyond this scope.
A list of derived charts:
- OpenShift specialized chart: [Janus Backstage Helm chart](https://github.com/janus-idp/helm-backstage/tree/main/charts/backstage)
@ -117,6 +117,7 @@ Kubernetes: `>= 1.19.0-0`
| backstage.annotations | Additional custom annotations for the `Deployment` resource | object | `{}` |
| backstage.appConfig | Generates ConfigMap and configures it in the Backstage pods | object | `{}` |
| backstage.args | Backstage container command arguments | list | `[]` |
| backstage.autoscaling | Autoscaling configuration. <br /> Ref: https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale/ | object | `{"enabled":false,"maxReplicas":100,"minReplicas":1,"targetCPUUtilizationPercentage":80}` |
| backstage.command | Backstage container command | list | `["node","packages/backend"]` |
| backstage.containerPorts | Container ports on the Deployment | object | `{"backend":7007}` |
| backstage.containerSecurityContext | Security settings for a Container. <br /> Ref: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/#set-the-security-context-for-a-container | object | `{}` |
@ -139,6 +140,7 @@ Kubernetes: `>= 1.19.0-0`
| backstage.installDir | Directory containing the backstage installation | string | `"/app"` |
| backstage.livenessProbe | Liveness Probe Ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes <!-- E.g. livenessProbe: failureThreshold: 3 httpGet: path: /.backstage/health/v1/liveness port: 7007 scheme: HTTP initialDelaySeconds: 60 periodSeconds: 10 successThreshold: 1 timeoutSeconds: 2 | object | `{"httpGet":{"path":"/.backstage/health/v1/liveness","port":7007,"scheme":"HTTP"}}` |
| backstage.nodeSelector | Node labels for pod assignment <br /> Ref: https://kubernetes.io/docs/concepts/scheduling-eviction/assign-pod-node/#nodeselector | object | `{}` |
| backstage.pdb | Pod Disruption Budget configuration ref: https://kubernetes.io/docs/tasks/run-application/configure-pdb/ | object | `{"create":false,"maxUnavailable":"","minAvailable":""}` |
| backstage.podAnnotations | Annotations to add to the backend deployment pods | object | `{}` |
| backstage.podLabels | Labels to add to the backend deployment pods | object | `{}` |
| backstage.podSecurityContext | Security settings for a Pod. The security settings that you specify for a Pod apply to all Containers in the Pod. <br /> Ref: https://kubernetes.io/docs/tasks/configure-pod-container/security-context/#set-the-security-context-for-a-pod | object | `{}` |
@ -180,7 +182,7 @@ Kubernetes: `>= 1.19.0-0`
| metrics.serviceMonitor.interval | ServiceMonitor scrape interval | string | `nil` |
| metrics.serviceMonitor.labels | Additional ServiceMonitor labels | object | `{}` |
| metrics.serviceMonitor.path | ServiceMonitor endpoint path <br /> Note that the /metrics endpoint is NOT present in a freshly scaffolded Backstage app. To setup, follow the [Prometheus metrics tutorial](https://github.com/backstage/backstage/blob/master/contrib/docs/tutorials/prometheus-metrics.md). | string | `"/metrics"` |
| metrics.serviceMonitor.port | ServiceMonitor endpoint port <br /> The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitely specificed. OpenTelemetry's default port is 9464. | string | `"http-backend"` |
| metrics.serviceMonitor.port | ServiceMonitor endpoint port <br /> The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitly specified. OpenTelemetry's default port is 9464. | string | `"http-backend"` |
| nameOverride | String to partially override common.names.fullname | string | `""` |
| networkPolicy.egressRules.customRules | Additional custom egress rules | list | `[]` |
| networkPolicy.egressRules.denyConnectionsToExternal | Deny external connections. Should not be enabled when working with an external database. | bool | `false` |
@ -204,6 +206,8 @@ Kubernetes: `>= 1.19.0-0`
| service.clusterIP | Backstage service Cluster IP <br /> E.g `clusterIP: None` | string | `""` |
| service.externalTrafficPolicy | Backstage service external traffic policy Ref: https://kubernetes.io/docs/tasks/access-application-cluster/create-external-load-balancer/#preserving-the-client-source-ip | string | `"Cluster"` |
| service.extraPorts | Extra ports to expose in the Backstage service (normally used with the `sidecar` value) | list | `[]` |
| service.ipFamilies | IP Families <br /> Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack | list | `[]` |
| service.ipFamilyPolicy | IP Family Policy <br /> Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack | string | `""` |
| service.loadBalancerIP | Backstage service Load Balancer IP <br /> Ref: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer | string | `""` |
| service.loadBalancerSourceRanges | Load Balancer sources <br /> Ref: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer <br /> E.g `loadBalancerSourceRanges: [10.10.10.0/24]` | list | `[]` |
| service.nodePorts | Node port for the Backstage client connections Choose port between `30000-32767` | object | `{"backend":""}` |

View File

@ -45,7 +45,7 @@ This chart bootstraps a [Backstage](https://backstage.io/docs/deployment/docker)
This chart focuses on providing users the same experience and functionality no matter what flavor of Kubernetes they use. This chart will support only patterns that are either customary for all Kubernetes flavors, are commonly used in the Bitnami charts ecosystem, and recognized as Backstage official patterns.
We welcome other, more specialized, charts to use this cannonical chart as a direct dependency, expanding the feature set further, beyond this scope.
We welcome other, more specialized, charts to use this canonical chart as a direct dependency, expanding the feature set further, beyond this scope.
A list of derived charts:
- OpenShift specialized chart: [Janus Backstage Helm chart](https://github.com/janus-idp/helm-backstage/tree/main/charts/backstage)

View File

@ -0,0 +1,7 @@
backstage:
autoscaling:
enabled: true
minReplicas: 1
maxReplicas: 3
targetCPUUtilizationPercentage: 75
targetMemoryUtilizationPercentage: 90

View File

@ -0,0 +1,4 @@
service:
ipFamilyPolicy: PreferDualStack
ipFamilies:
- IPv4

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@ -0,0 +1,9 @@
metrics:
serviceMonitor:
enabled: true
annotations:
test: test
labels:
test: test
path: /metrics
port: http-backend

View File

@ -20,7 +20,9 @@ metadata:
{{- include "common.tplvalues.render" ( dict "value" .Values.backstage.annotations "context" $) | nindent 4 }}
{{- end }}
spec:
{{- if not .Values.backstage.autoscaling.enabled }}
replicas: {{ .Values.backstage.replicas }}
{{- end }}
revisionHistoryLimit: {{ .Values.backstage.revisionHistoryLimit }}
selector:
matchLabels: {{- include "common.labels.matchLabels" . | nindent 6 }}

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@ -0,0 +1,43 @@
{{- if .Values.backstage.autoscaling.enabled }}
apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
name: {{ include "common.names.fullname" . }}
namespace: {{ .Release.Namespace | quote }}
labels: {{ include "common.labels.standard" . | nindent 4 }}
app.kubernetes.io/component: backstage
{{- if .Values.commonLabels }}
{{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
{{- end }}
annotations:
{{- if .Values.commonAnnotations }}
{{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
{{- end }}
{{- if .Values.backstage.annotations }}
{{- include "common.tplvalues.render" ( dict "value" .Values.backstage.annotations "context" $) | nindent 4 }}
{{- end }}
spec:
scaleTargetRef:
apiVersion: apps/v1
kind: Deployment
name: {{ include "common.names.fullname" . }}
minReplicas: {{ .Values.backstage.autoscaling.minReplicas }}
maxReplicas: {{ .Values.backstage.autoscaling.maxReplicas }}
metrics:
{{- if .Values.backstage.autoscaling.targetCPUUtilizationPercentage }}
- type: Resource
resource:
name: cpu
target:
type: Utilization
averageUtilization: {{ .Values.backstage.autoscaling.targetCPUUtilizationPercentage }}
{{- end }}
{{- if .Values.backstage.autoscaling.targetMemoryUtilizationPercentage }}
- type: Resource
resource:
name: memory
target:
type: Utilization
averageUtilization: {{ .Values.backstage.autoscaling.targetMemoryUtilizationPercentage }}
{{- end }}
{{- end }}

View File

@ -0,0 +1,29 @@
{{- if .Values.backstage.pdb.create }}
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
name: {{ include "common.names.fullname" . }}
namespace: {{ .Release.Namespace | quote }}
labels: {{ include "common.labels.standard" . | nindent 4 }}
app.kubernetes.io/component: backstage
{{- if .Values.commonLabels }}
{{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
{{- end }}
annotations:
{{- if .Values.commonAnnotations }}
{{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
{{- end }}
{{- if .Values.backstage.annotations }}
{{- include "common.tplvalues.render" ( dict "value" .Values.backstage.annotations "context" $) | nindent 4 }}
{{- end }}
spec:
{{- if .Values.backstage.pdb.minAvailable }}
minAvailable: {{ .Values.backstage.pdb.minAvailable }}
{{- end }}
{{- if or .Values.backstage.pdb.maxUnavailable ( not .Values.backstage.pdb.minAvailable ) }}
maxUnavailable: {{ .Values.backstage.pdb.maxUnavailable | default 1 }}
{{- end }}
selector:
matchLabels: {{- include "common.labels.matchLabels" . | nindent 6 }}
app.kubernetes.io/component: backstage
{{- end }}

View File

@ -34,6 +34,13 @@ spec:
{{- if .Values.service.sessionAffinity }}
sessionAffinity: {{ .Values.service.sessionAffinity }}
{{- end }}
{{- if .Values.service.ipFamilyPolicy }}
ipFamilyPolicy: {{ .Values.service.ipFamilyPolicy }}
{{- end }}
{{- with .Values.service.ipFamilies }}
ipFamilies:
{{- toYaml . | nindent 4 }}
{{- end }}
ports:
- name: {{ .Values.service.ports.name }}
port: {{ .Values.service.ports.backend }}

View File

@ -29,7 +29,7 @@ spec:
matchLabels: {{ include "common.labels.standard" . | nindent 6 }}
app.kubernetes.io/component: backstage
endpoints:
- port: {{ .Values.metrics.serviceMonitor.port }}
- port: {{ .Values.metrics.serviceMonitor.port | quote }}
path: {{ .Values.metrics.serviceMonitor.path }}
{{- with .Values.metrics.serviceMonitor.interval }}
interval: {{ . }}

View File

@ -244,7 +244,7 @@
"x-kubernetes-map-type": "atomic"
},
"matchLabelKeys": {
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -252,7 +252,7 @@
"x-kubernetes-list-type": "atomic"
},
"mismatchLabelKeys": {
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -388,7 +388,7 @@
"x-kubernetes-map-type": "atomic"
},
"matchLabelKeys": {
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -396,7 +396,7 @@
"x-kubernetes-list-type": "atomic"
},
"mismatchLabelKeys": {
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -476,7 +476,7 @@
"description": "Pod anti affinity is a group of inter pod anti affinity scheduling rules.",
"properties": {
"preferredDuringSchedulingIgnoredDuringExecution": {
"description": "The scheduler will prefer to schedule pods to nodes that satisfy the anti-affinity expressions specified by this field, but it may choose a node that violates one or more of the expressions. The node that is most preferred is the one with the greatest sum of weights, i.e. for each node that meets all of the scheduling requirements (resource request, requiredDuringScheduling anti-affinity expressions, etc.), compute a sum by iterating through the elements of this field and adding \"weight\" to the sum if the node has pods which matches the corresponding podAffinityTerm; the node(s) with the highest sum are the most preferred.",
"description": "The scheduler will prefer to schedule pods to nodes that satisfy the anti-affinity expressions specified by this field, but it may choose a node that violates one or more of the expressions. The node that is most preferred is the one with the greatest sum of weights, i.e. for each node that meets all of the scheduling requirements (resource request, requiredDuringScheduling anti-affinity expressions, etc.), compute a sum by iterating through the elements of this field and subtracting \"weight\" from the sum if the node has pods which matches the corresponding podAffinityTerm; the node(s) with the highest sum are the most preferred.",
"items": {
"description": "The weights of all of the matched WeightedPodAffinityTerm fields are added per-node to find the most preferred node(s)",
"properties": {
@ -529,7 +529,7 @@
"x-kubernetes-map-type": "atomic"
},
"matchLabelKeys": {
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -537,7 +537,7 @@
"x-kubernetes-list-type": "atomic"
},
"mismatchLabelKeys": {
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -673,7 +673,7 @@
"x-kubernetes-map-type": "atomic"
},
"matchLabelKeys": {
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key in (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both matchLabelKeys and labelSelector. Also, matchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -681,7 +681,7 @@
"x-kubernetes-list-type": "atomic"
},
"mismatchLabelKeys": {
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set. This is a beta field and requires enabling MatchLabelKeysInPodAffinity feature gate (enabled by default).",
"description": "MismatchLabelKeys is a set of pod label keys to select which pods will be taken into consideration. The keys are used to lookup values from the incoming pod labels, those key-value labels are merged with `labelSelector` as `key notin (value)` to select the group of existing pods which pods will be taken into consideration for the incoming pod's pod (anti) affinity. Keys that don't exist in the incoming pod labels will be ignored. The default value is empty. The same key is forbidden to exist in both mismatchLabelKeys and labelSelector. Also, mismatchLabelKeys cannot be set when labelSelector isn't set.",
"items": {
"type": "string"
},
@ -792,6 +792,38 @@
"title": "Backstage container command arguments",
"type": "array"
},
"autoscaling": {
"additionalProperties": false,
"properties": {
"enabled": {
"default": false,
"description": "Enable autoscaling",
"title": "Backstage Autoscaling",
"type": "boolean"
},
"maxReplicas": {
"default": 100,
"title": "Maximum number of Backstage pod replicas that the autoscaler is allowed to scale up to",
"type": "integer"
},
"minReplicas": {
"default": 1,
"title": "Minimum number of Backstage pod replicas that the autoscaler is allowed to scale down to",
"type": "integer"
},
"targetCPUUtilizationPercentage": {
"default": 80,
"title": "Percentage of CPU that each Backstage pod should be using on average before the autoscaler decides to scale",
"type": "integer"
},
"targetMemoryUtilizationPercentage": {
"title": "Percentage of memory that each Backstage pod should be using on average before the autoscaler decides to scale",
"type": "integer"
}
},
"title": "Autoscaling parameters",
"type": "object"
},
"command": {
"default": [
"node",
@ -1011,7 +1043,7 @@
"description": "EnvVar represents an environment variable present in a Container.",
"properties": {
"name": {
"description": "Name of the environment variable. Must be a C_IDENTIFIER.",
"description": "Name of the environment variable. May consist of any printable ASCII characters except '='.",
"type": "string"
},
"value": {
@ -1129,7 +1161,7 @@
"x-kubernetes-patch-strategy": "merge"
},
"envFrom": {
"description": "List of sources to populate environment variables in the container. The keys defined within a source must be a C_IDENTIFIER. All invalid keys will be reported as an event when the container is starting. When a key exists in multiple sources, the value associated with the last source will take precedence. Values defined by an Env with a duplicate key will take precedence. Cannot be updated.",
"description": "List of sources to populate environment variables in the container. The keys defined within a source may consist of any printable ASCII characters except '='. When a key exists in multiple sources, the value associated with the last source will take precedence. Values defined by an Env with a duplicate key will take precedence. Cannot be updated.",
"items": {
"description": "EnvFromSource represents the source of a set of ConfigMaps or Secrets",
"properties": {
@ -1148,7 +1180,7 @@
"type": "object"
},
"prefix": {
"description": "Optional text to prepend to the name of each environment variable. Must be a C_IDENTIFIER.",
"description": "Optional text to prepend to the name of each environment variable. May consist of any printable ASCII characters except '='.",
"type": "string"
},
"secretRef": {
@ -1403,6 +1435,10 @@
}
},
"type": "object"
},
"stopSignal": {
"description": "StopSignal defines which signal will be sent to a container when it is being stopped. If not specified, the default is defined by the container runtime in use. StopSignal can only be set for Pods with a non-empty .spec.os.name",
"type": "string"
}
},
"type": "object"
@ -2249,7 +2285,7 @@
"description": "EnvVar represents an environment variable present in a Container.",
"properties": {
"name": {
"description": "Name of the environment variable. Must be a C_IDENTIFIER.",
"description": "Name of the environment variable. May consist of any printable ASCII characters except '='.",
"type": "string"
},
"value": {
@ -3289,7 +3325,7 @@
"description": "Represents a Glusterfs mount that lasts the lifetime of a pod. Glusterfs volumes do not support ownership management or SELinux relabeling.",
"properties": {
"endpoints": {
"description": "endpoints is the endpoint name that details Glusterfs topology. More info: https://examples.k8s.io/volumes/glusterfs/README.md#create-a-pod",
"description": "endpoints is the endpoint name that details Glusterfs topology.",
"type": "string"
},
"path": {
@ -4128,7 +4164,7 @@
"description": "EnvVar represents an environment variable present in a Container.",
"properties": {
"name": {
"description": "Name of the environment variable. Must be a C_IDENTIFIER.",
"description": "Name of the environment variable. May consist of any printable ASCII characters except '='.",
"type": "string"
},
"value": {
@ -4246,7 +4282,7 @@
"x-kubernetes-patch-strategy": "merge"
},
"envFrom": {
"description": "List of sources to populate environment variables in the container. The keys defined within a source must be a C_IDENTIFIER. All invalid keys will be reported as an event when the container is starting. When a key exists in multiple sources, the value associated with the last source will take precedence. Values defined by an Env with a duplicate key will take precedence. Cannot be updated.",
"description": "List of sources to populate environment variables in the container. The keys defined within a source may consist of any printable ASCII characters except '='. When a key exists in multiple sources, the value associated with the last source will take precedence. Values defined by an Env with a duplicate key will take precedence. Cannot be updated.",
"items": {
"description": "EnvFromSource represents the source of a set of ConfigMaps or Secrets",
"properties": {
@ -4265,7 +4301,7 @@
"type": "object"
},
"prefix": {
"description": "Optional text to prepend to the name of each environment variable. Must be a C_IDENTIFIER.",
"description": "Optional text to prepend to the name of each environment variable. May consist of any printable ASCII characters except '='.",
"type": "string"
},
"secretRef": {
@ -4520,6 +4556,10 @@
}
},
"type": "object"
},
"stopSignal": {
"description": "StopSignal defines which signal will be sent to a container when it is being stopped. If not specified, the default is defined by the container runtime in use. StopSignal can only be set for Pods with a non-empty .spec.os.name",
"type": "string"
}
},
"type": "object"
@ -5511,6 +5551,35 @@
"title": "Node labels for pod assignment",
"type": "object"
},
"pdb": {
"additionalProperties": false,
"properties": {
"create": {
"default": false,
"description": "Create a PDB",
"title": "Backstage PDB",
"type": "boolean"
},
"maxUnavailable": {
"default": "",
"title": "Backstage PDB maxUnavailable",
"type": [
"string",
"integer"
]
},
"minAvailable": {
"default": "",
"title": "Backstage PDB minAvailable",
"type": [
"string",
"integer"
]
}
},
"title": "PDB parameters",
"type": "object"
},
"podAnnotations": {
"additionalProperties": {
"type": "string"
@ -6143,11 +6212,11 @@
"type": "integer"
},
"nodeAffinityPolicy": {
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeAffinityPolicy indicates how we will treat Pod's nodeAffinity/nodeSelector when calculating pod topology spread skew. Options are: - Honor: only nodes matching nodeAffinity/nodeSelector are included in the calculations. - Ignore: nodeAffinity/nodeSelector are ignored. All nodes are included in the calculations.\n\nIf this value is nil, the behavior is equivalent to the Honor policy.",
"type": "string"
},
"nodeTaintsPolicy": {
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy. This is a beta-level feature default enabled by the NodeInclusionPolicyInPodTopologySpread feature flag.",
"description": "NodeTaintsPolicy indicates how we will treat node taints when calculating pod topology spread skew. Options are: - Honor: nodes without taints, along with tainted nodes for which the incoming pod has a toleration, are included. - Ignore: node taints are ignored. All nodes are included.\n\nIf this value is nil, the behavior is equivalent to the Ignore policy.",
"type": "string"
},
"topologyKey": {
@ -6436,7 +6505,7 @@
}
],
"default": "http-backend",
"description": "The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitely specificed. OpenTelemetry's default port is 9464.",
"description": "The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitly specified. OpenTelemetry's default port is 9464.",
"title": "ServiceMonitor endpoint port"
}
},
@ -7051,6 +7120,31 @@
"title": "Extra ports to expose in the Backstage service",
"type": "array"
},
"ipFamilies": {
"default": [],
"description": "Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/#services",
"items": {
"enum": [
"IPv4",
"IPv6"
],
"type": "string"
},
"title": "Backstage service IP families",
"type": "array"
},
"ipFamilyPolicy": {
"default": "",
"description": "Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/#services",
"enum": [
"",
"SingleStack",
"PreferDualStack",
"RequireDualStack"
],
"title": "Backstage service IP family policy",
"type": "string"
},
"loadBalancerIP": {
"default": "",
"description": "Ref: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer",

View File

@ -275,6 +275,67 @@
}
}
},
"autoscaling": {
"title": "Autoscaling parameters",
"type": "object",
"additionalProperties": false,
"properties": {
"enabled": {
"description": "Enable autoscaling",
"title": "Backstage Autoscaling",
"type": "boolean",
"default": false
},
"minReplicas": {
"title": "Minimum number of Backstage pod replicas that the autoscaler is allowed to scale down to",
"type": "integer",
"default": 1
},
"maxReplicas": {
"title": "Maximum number of Backstage pod replicas that the autoscaler is allowed to scale up to",
"type": "integer",
"default": 100
},
"targetCPUUtilizationPercentage": {
"title": "Percentage of CPU that each Backstage pod should be using on average before the autoscaler decides to scale",
"type": "integer",
"default": 80
},
"targetMemoryUtilizationPercentage": {
"title": "Percentage of memory that each Backstage pod should be using on average before the autoscaler decides to scale",
"type": "integer"
}
}
},
"pdb": {
"title": "PDB parameters",
"type": "object",
"additionalProperties": false,
"properties": {
"create": {
"description": "Create a PDB",
"title": "Backstage PDB",
"type": "boolean",
"default": false
},
"minAvailable": {
"title": "Backstage PDB minAvailable",
"type": [
"string",
"integer"
],
"default": ""
},
"maxUnavailable": {
"title": "Backstage PDB maxUnavailable",
"type": [
"string",
"integer"
],
"default": ""
}
}
},
"containerPorts": {
"title": "Container ports on the Deployment",
"type": "object",
@ -730,6 +791,28 @@
"type": "object"
},
"default": []
},
"ipFamilyPolicy": {
"title": "Backstage service IP family policy",
"description": "Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/#services",
"type": "string",
"default": "",
"enum": [
"",
"SingleStack",
"PreferDualStack",
"RequireDualStack"
]
},
"ipFamilies": {
"title": "Backstage service IP families",
"description": "Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/#services",
"type": "array",
"items": {
"type": "string",
"enum": ["IPv4", "IPv6"]
},
"default": []
}
}
},
@ -884,7 +967,7 @@
},
"port": {
"default": "http-backend",
"description": "The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitely specificed. OpenTelemetry's default port is 9464.",
"description": "The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitly specified. OpenTelemetry's default port is 9464.",
"title": "ServiceMonitor endpoint port",
"anyOf": [
{

View File

@ -133,6 +133,22 @@ backstage:
# <br /> E.g: `pullSecrets: [myRegistryKeySecretName]`
pullSecrets: []
# -- Pod Disruption Budget configuration
# ref: https://kubernetes.io/docs/tasks/run-application/configure-pdb/
pdb:
create: false
minAvailable: ""
maxUnavailable: ""
# -- Autoscaling configuration.
# <br /> Ref: https://kubernetes.io/docs/tasks/run-application/horizontal-pod-autoscale/
autoscaling:
enabled: false
minReplicas: 1
maxReplicas: 100
targetCPUUtilizationPercentage: 80
# targetMemoryUtilizationPercentage: 80
# -- Container ports on the Deployment
containerPorts:
backend: 7007
@ -352,6 +368,16 @@ service:
# -- Extra ports to expose in the Backstage service (normally used with the `sidecar` value)
extraPorts: []
# -- IP Family Policy
#
# <br /> Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack
ipFamilyPolicy: ""
# -- IP Families
#
# <br /> Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack
ipFamilies: []
## @section NetworkPolicy parameters
##
networkPolicy:
@ -469,5 +495,5 @@ metrics:
path: /metrics
# -- ServiceMonitor endpoint port
# <br /> The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitely specificed. OpenTelemetry's default port is 9464.
# <br /> The port where the metrics are exposed. If using OpenTelemetry as [documented here](https://backstage.io/docs/tutorials/setup-opentelemetry/), then the port needs to be explicitly specified. OpenTelemetry's default port is 9464.
port: http-backend