87 lines
2.5 KiB
YAML
87 lines
2.5 KiB
YAML
# services/communication/guest-register-shared-secret-ensure-job.yaml
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: guest-register-secret-writer
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namespace: comms
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: Role
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metadata:
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name: guest-register-secret-writer
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namespace: comms
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rules:
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- apiGroups: [""]
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resources: ["secrets"]
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resourceNames: ["guest-register-shared-secret-runtime"]
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verbs: ["get", "patch", "update"]
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- apiGroups: [""]
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resources: ["secrets"]
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verbs: ["create"]
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: RoleBinding
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metadata:
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name: guest-register-secret-writer
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namespace: comms
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: Role
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name: guest-register-secret-writer
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subjects:
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- kind: ServiceAccount
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name: guest-register-secret-writer
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namespace: comms
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---
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apiVersion: batch/v1
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kind: Job
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metadata:
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name: guest-register-shared-secret-ensure-1
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namespace: comms
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spec:
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backoffLimit: 2
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template:
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spec:
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serviceAccountName: guest-register-secret-writer
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restartPolicy: OnFailure
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volumes:
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- name: work
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emptyDir: {}
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initContainers:
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- name: generate
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image: alpine:3.20
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command: ["/bin/sh", "-c"]
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args:
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- |
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set -euo pipefail
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umask 077
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dd if=/dev/urandom bs=32 count=1 2>/dev/null | od -An -tx1 | tr -d ' \n' > /work/secret
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chmod 0644 /work/secret
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volumeMounts:
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- name: work
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mountPath: /work
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containers:
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- name: write
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image: bitnami/kubectl:latest
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command: ["/bin/sh", "-c"]
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args:
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- |
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set -euo pipefail
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if kubectl -n comms get secret guest-register-shared-secret-runtime >/dev/null 2>&1; then
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if kubectl -n comms get secret guest-register-shared-secret-runtime -o jsonpath='{.data.secret}' 2>/dev/null | grep -q .; then
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exit 0
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fi
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else
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kubectl -n comms create secret generic guest-register-shared-secret-runtime \
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--from-file=secret=/work/secret >/dev/null
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exit 0
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fi
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secret_b64="$(base64 /work/secret | tr -d '\n')"
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payload="$(printf '{\"data\":{\"secret\":\"%s\"}}' \"${secret_b64}\")"
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kubectl -n comms patch secret guest-register-shared-secret-runtime --type=merge -p \"${payload}\" >/dev/null
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volumeMounts:
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- name: work
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mountPath: /work
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