refactor: 폴더 구조 변경

This commit is contained in:
donghyeon-ka
2026-08-02 00:22:19 +09:00
parent f9c463f87a
commit be2f8e4863
1869 changed files with 4565 additions and 295591 deletions
@@ -0,0 +1,12 @@
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: vault-tokenreview-binding
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: system:auth-delegator
subjects:
- kind: ServiceAccount
name: vault
namespace: mnt
+21
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@@ -0,0 +1,21 @@
apiVersion: v1
kind: ConfigMap
metadata:
name: vault-config
data:
vault.hcl: |
ui = true
disable_mlock = true
storage "file" {
path = "/vault/data"
}
listener "tcp" {
address = "0.0.0.0:8200"
cluster_address = "0.0.0.0:8201"
tls_disable = 1
}
api_addr = "http://vault:8200"
cluster_addr = "http://vault:8201"
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@@ -0,0 +1,20 @@
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- serviceaccount.yaml
- clusterrolebinding.yaml
- configmap.yaml
- service.yaml
- statefulset.yaml
labels:
- pairs:
app.kubernetes.io/name: vault
app.kubernetes.io/instance: vault
app.kubernetes.io/version: "1.17.2"
app.kubernetes.io/component: secret-management
app.kubernetes.io/part-of: security-platform
app.kubernetes.io/managed-by: kustomize
includeSelectors: false
includeTemplates: true
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@@ -0,0 +1,20 @@
apiVersion: v1
kind: Service
metadata:
name: vault
spec:
type: ClusterIP
selector:
app.kubernetes.io/name: vault
app.kubernetes.io/instance: vault
ports:
- name: http
port: 8200
targetPort: http
protocol: TCP
appProtocol: http
- name: cluster
port: 8201
targetPort: cluster
protocol: TCP
appProtocol: http
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@@ -0,0 +1,4 @@
apiVersion: v1
kind: ServiceAccount
metadata:
name: vault
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@@ -0,0 +1,128 @@
apiVersion: apps/v1
kind: StatefulSet
metadata:
name: vault
spec:
replicas: 1
serviceName: vault
podManagementPolicy: OrderedReady
updateStrategy:
type: RollingUpdate
persistentVolumeClaimRetentionPolicy:
whenDeleted: Retain
whenScaled: Retain
selector:
matchLabels:
app.kubernetes.io/name: vault
app.kubernetes.io/instance: vault
template:
metadata:
labels:
app.kubernetes.io/name: vault
app.kubernetes.io/instance: vault
spec:
serviceAccountName: vault
automountServiceAccountToken: true
terminationGracePeriodSeconds: 60
securityContext:
runAsNonRoot: true
runAsUser: 100
runAsGroup: 1000
fsGroup: 1000
fsGroupChangePolicy: OnRootMismatch
seccompProfile:
type: RuntimeDefault
containers:
- name: vault
image: hashicorp/vault:1.17.2
imagePullPolicy: IfNotPresent
command:
- vault
- server
- -config=/vault/config/vault.hcl
ports:
- name: http
containerPort: 8200
protocol: TCP
- name: cluster
containerPort: 8201
protocol: TCP
env:
- name: VAULT_ADDR
value: "http://127.0.0.1:8200"
- name: VAULT_API_ADDR
value: "http://vault:8200"
- name: SKIP_SETCAP
value: "true"
resources:
requests:
cpu: 250m
memory: 256Mi
limits:
memory: 512Mi
startupProbe:
httpGet:
path: /v1/sys/health?standbyok=true&sealedcode=200&uninitcode=200
port: http
periodSeconds: 5
failureThreshold: 30
timeoutSeconds: 3
readinessProbe:
httpGet:
path: /v1/sys/health?standbyok=true&sealedcode=503&uninitcode=503
port: http
periodSeconds: 10
failureThreshold: 3
timeoutSeconds: 3
livenessProbe:
httpGet:
path: /v1/sys/health?standbyok=true&sealedcode=200&uninitcode=200
port: http
periodSeconds: 30
failureThreshold: 3
timeoutSeconds: 3
securityContext:
runAsNonRoot: true
runAsUser: 100
runAsGroup: 1000
allowPrivilegeEscalation: false
privileged: false
readOnlyRootFilesystem: true
capabilities:
drop:
- ALL
seccompProfile:
type: RuntimeDefault
volumeMounts:
- name: data
mountPath: /vault/data
- name: config
mountPath: /vault/config
readOnly: true
- name: tmp
mountPath: /tmp
- name: home
mountPath: /home/vault
volumes:
- name: config
configMap:
name: vault-config
- name: tmp
emptyDir:
medium: Memory
sizeLimit: 64Mi
- name: home
emptyDir:
medium: Memory
sizeLimit: 64Mi
volumeClaimTemplates:
- metadata:
name: data
spec:
accessModes:
- ReadWriteOnce
storageClassName: replace-in-overlay
volumeMode: Filesystem
resources:
requests:
storage: 5Gi
@@ -0,0 +1,20 @@
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
namespace: mnt
resources:
- ../../base
- networkpolicy.yaml
patches:
- target:
kind: StatefulSet
name: vault
patch: |-
- op: replace
path: /spec/volumeClaimTemplates/0/spec/storageClassName
value: local-path
- op: replace
path: /spec/volumeClaimTemplates/0/spec/resources/requests/storage
value: 1Gi
@@ -0,0 +1,76 @@
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: vault-ingress-clients
labels:
app.kubernetes.io/name: vault
app.kubernetes.io/instance: vault
app.kubernetes.io/component: secret-management
app.kubernetes.io/part-of: security-platform
app.kubernetes.io/managed-by: kustomize
# -----------------------------------------------------------------------------
# Vault 정책 — 두 방향 통제
#
# (1) Ingress: VSO Controller Pod 에서만 8200 수신
# VSO 가 `vault-secrets-operator-system` ns 와 `mnt` ns 양쪽에서 접근할
# 가능성 (과거 설치 잔존 + 신규 전용 ns) 이 있어 둘 다 허용.
#
# (2) Egress: kube-apiserver 의 TokenReview 호출만 허용
# Vault k8s auth 는 클라이언트가 보낸 SA JWT 를 검증하기 위해
# `authentication.k8s.io/v1/tokenreviews` 를 호출한다. kube-apiserver 는
# host network 프로세스이므로 Pod/Namespace 라벨로 selector 를 못 쓰고
# ipBlock 이 불가피 (stock NetworkPolicy 의 한계; Cilium 이면
# `toEntities: [kube-apiserver]` 로 해결됨).
#
# 두 CIDR 이 필요한 이유:
# - 443/TCP → `kubernetes.default.svc` (Service ClusterIP). Vault 가
# 먼저 보내는 목적지. Service CIDR 에서 할당됨.
# - 6443/TCP → control-plane 노드의 실제 kube-apiserver 포트. k3s 의
# kube-proxy(iptables) 가 Service → node DNAT 를 수행하는데, 기본
# CNI (flannel + kube-router) 는 NetworkPolicy 를 veth iptables 단에서
# 평가하면서 DNAT 전/후 시점이 엇갈려 두 쪽 모두 허용해야 안전.
#
# CIDR 값의 출처:
# - 10.43.0.0/16 → k3s `service-cidr` 기본값. `/etc/rancher/k3s/config.yaml`
# 의 값과 동기화. 커스텀 service-cidr 를 쓰면 이 값을 맞춰 변경.
# - 10.208.141.0/24 → **이 overlay 의 control-plane 노드 서브넷**.
# 노드를 추가/교체하거나 staging/prod overlay 를 만들 때 실제 값으로
# 반드시 재지정. dev 단일 노드 기준으로 /24 여유를 둠.
#
# staging/prod overlay 는 이 파일을 그대로 복붙하지 말고 각자의 서브넷으로
# 교체. 재사용 구조가 필요해지면 base + per-env patch 로 분리할 것.
# -----------------------------------------------------------------------------
spec:
podSelector:
matchLabels:
app.kubernetes.io/name: vault
app.kubernetes.io/instance: vault
policyTypes:
- Ingress
- Egress
ingress:
- from:
- podSelector:
matchLabels:
app.kubernetes.io/name: vault-secrets-operator
- namespaceSelector:
matchLabels:
kubernetes.io/metadata.name: vault-secrets-operator-system
podSelector:
matchLabels:
app.kubernetes.io/name: vault-secrets-operator
ports:
- protocol: TCP
port: 8200
egress:
# Vault → kube-apiserver (TokenReview 용)
- to:
- ipBlock:
cidr: 10.43.0.0/16 # k3s service-cidr — kubernetes.default.svc 포함
- ipBlock:
cidr: 10.208.141.0/24 # dev control-plane 노드 서브넷 (env-specific)
ports:
- protocol: TCP
port: 443 # Service ClusterIP 경유
- protocol: TCP
port: 6443 # node DNAT 후 kube-apiserver 실포트