Skip to content

Add extra CAs for SPIRE agent #23

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
alec-w merged 1 commit into from
Feb 12, 2026
Merged

Add extra CAs for SPIRE agent #23

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions charts/spire/charts/spire-agent/README.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -126,6 +126,7 @@ A Helm chart to install the SPIRE agent.
| `extraVolumes` | Extra volumes to be mounted on Spire Agent pods | `[]` |
| `extraVolumeMounts` | Extra volume mounts for Spire Agent pods | `[]` |
| `extraContainers` | Additional containers to create with Spire Agent pods | `[]` |
| `extraCAs` | A bundle, in PEM format, of X.509 certificates representing additional Certificate Authorities (CAs) to add to the default (WebPKI) trust store | `""` |
| `initContainers` | Additional init containers to create with Spire Agent pods | `[]` |
| `hostAliases` | Customize /etc/hosts file as described here https://kubernetes.io/docs/tasks/network/customize-hosts-file-for-pods/ | `[]` |
| `customPlugins.keyManager` | Custom plugins of type KeyManager are configured here | `{}` |
Expand Down
11 changes: 11 additions & 0 deletions charts/spire/charts/spire-agent/templates/daemonset.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -290,6 +290,12 @@ spec:
mountPath: /hostCert
readOnly: true
{{- end }}
{{- if .Values.extraCAs }}
- name: extra-ca
mountPath: /etc/ssl/certs/extra-ca.crt
subPath: ca.crt
readOnly: true
{{- end -}}
{{- if gt (len .Values.extraVolumeMounts) 0 }}
{{- toYaml .Values.extraVolumeMounts | nindent 12 }}
{{- end }}
Expand Down Expand Up @@ -392,6 +398,11 @@ spec:
hostPath:
path: {{ .Values.workloadAttestors.k8s.verification.hostCert.basePath | quote }}
{{- end }}
{{- if .Values.extraCAs }}
- name: extra-ca
configMap:
name: {{ include "spire-agent.fullname" . }}-extra-ca
{{- end -}}
{{- if gt (len .Values.extraVolumes) 0 }}
{{- toYaml .Values.extraVolumes | nindent 8 }}
{{- end }}
Expand Down
12 changes: 12 additions & 0 deletions charts/spire/charts/spire-agent/templates/extra-ca-configmap.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
{{- if .Values.extraCAs }}
apiVersion: v1
kind: ConfigMap
metadata:
name: {{ include "spire-agent.fullname" . }}-extra-ca
namespace: {{ include "spire-agent.namespace" . }}
labels:
{{- include "spire-agent.labels" . | nindent 4 }}
data:
ca.crt: |
{{ .Values.extraCAs | indent 4 }}
{{- end }}
3 changes: 3 additions & 0 deletions charts/spire/charts/spire-agent/values.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -315,6 +315,9 @@ extraVolumeMounts: []
## @param extraContainers [array] Additional containers to create with Spire Agent pods
extraContainers: []

## @param extraCAs [string] A bundle, in PEM format, of X.509 certificates representing additional Certificate Authorities (CAs) to add to the default (WebPKI) trust store
extraCAs: ""

## @param initContainers [array] Additional init containers to create with Spire Agent pods
initContainers: []
## @param hostAliases [array] Customize /etc/hosts file as described here https://kubernetes.io/docs/tasks/network/customize-hosts-file-for-pods/
Expand Down
Loading