Add ibm architecture support

.github/workflows/build.yaml

@@ -122,7 +122,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        arch: ["arm64", "amd64"]
+        arch: ["arm64", "amd64", "ppc64le", "s390x"]
       fail-fast: true
     steps:
       - name: Checkout
@@ -164,7 +164,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        arch: ["arm64", "amd64"]
+        arch: ["arm64", "amd64", "ppc64le", "s390x"]
     env:
       repo: ${{github.event.repository.name}}
       version: ${{needs.get-product-version.outputs.product-version}}
@@ -207,7 +207,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        arch: ["arm64", "amd64"]
+        arch: ["arm64", "amd64", "ppc64le", "s390x"]
     env:
       repo: ${{github.event.repository.name}}
       version: ${{needs.get-product-version.outputs.product-version}}
@@ -252,8 +252,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        # Building only amd64 for the RedHat registry for now
-        arch: ["amd64"]
+        # Building only amd64 and ppc64le for the RedHat registry for now
+        arch: ["amd64", "ppc64le"]
     env:
       repo: ${{github.event.repository.name}}
       version: ${{needs.get-product-version.outputs.product-version}}

.release/vault-secrets-operator-artifacts.hcl

@@ -6,12 +6,19 @@ artifacts {
   zip = [
     "vault-secrets-operator_${version}_linux_amd64.zip",
     "vault-secrets-operator_${version}_linux_arm64.zip",
+    "vault-secrets-operator_${version}_linux_ppc64le.zip",
+    "vault-secrets-operator_${version}_linux_s390x.zip",
   ]
   container = [
     "vault-secrets-operator_release-default_linux_amd64_${version}_${commit_sha}.docker.tar",
     "vault-secrets-operator_release-default_linux_arm64_${version}_${commit_sha}.docker.tar",
+    "vault-secrets-operator_release-default_linux_ppc64le_${version}_${commit_sha}.docker.tar",
+    "vault-secrets-operator_release-default_linux_s390x_${version}_${commit_sha}.docker.tar",
     "vault-secrets-operator_release-ubi-redhat_linux_amd64_${version}_${commit_sha}.docker.redhat.tar",
+    "vault-secrets-operator_release-ubi-redhat_linux_ppc64le_${version}_${commit_sha}.docker.redhat.tar",
     "vault-secrets-operator_release-ubi_linux_amd64_${version}_${commit_sha}.docker.tar",
     "vault-secrets-operator_release-ubi_linux_arm64_${version}_${commit_sha}.docker.tar",
+    "vault-secrets-operator_release-ubi_linux_ppc64le_${version}_${commit_sha}.docker.tar",
+    "vault-secrets-operator_release-ubi_linux_s390x_${version}_${commit_sha}.docker.tar",
   ]
 }

README.md

@@ -12,6 +12,17 @@ to have access to the *destination* secret in order to make use of the secret da
 
 See the developer docs for more info [here](https://developer.hashicorp.com/vault/docs/platform/k8s/vso)
 
+## Supported Architectures
+
+The Vault Secrets Operator supports the following CPU architectures:
+
+- **amd64** (x86_64) - Intel/AMD 64-bit processors
+- **arm64** (aarch64) - ARM 64-bit processors (Apple Silicon, Graviton, etc.)
+- **ppc64le** - IBM Power Systems (POWER9/POWER10)
+- **s390x** - IBM Z mainframes and LinuxONE systems
+
+Both container images and standalone binaries are available for all supported architectures. Multi-architecture container images are automatically selected based on your Kubernetes cluster's node architecture.
+
 ### Features
 
 The following features are supported by the Vault Secrets Operator:

chart/values.yaml

@@ -40,7 +40,7 @@ controller:
   # ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
   # Example:
   # nodeSelector:
-  #   beta.kubernetes.io/arch: amd64
+  #   beta.kubernetes.io/arch: amd64  # Supported: amd64, arm64, ppc64le, s390x
   nodeSelector: {}
   # Toleration Settings for vault-secrets-operator pod.
   # The value is an array of PodSpec Toleration maps.