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[英]k8s/python: How do I read a secret using the Kubernetes Python client?
[英]Encode JSON in order to create it as secret with Python k8s Client
我有一個大的 yaml 文件,我想將它作為秘密存儲在我的 kubernetes 集群中。 以下命令成功:
k create secret generic values --from-file=my-values.yaml
但在我的代碼中,我想使用 k8s python 客戶端。 所以我想做這樣的事情:
def make_k8s_client(kubeconig):
....
def create_secret(name, data, client_api):
secret = client.V1Secret(
api_version="v1",
kind="Secret",
metadata=client.V1ObjectMeta(name=name),
data=data,
)
client_api.create_namespaced_secret(namespace="default",
body=secret)
k8s_api = make_k8s_client("path-to-kubeconfig")
with open("path-to/my-values.yaml") as f:
values = yaml.load(f)
如果我像這樣通過 yaml :
create_secret("mysecret", values, k8s_api)
我收到此錯誤:
HTTP response body: {"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"Secret in version \"v1\" cannot be handled as a Secret: v1.Secret.Data: decode base64: illegal base64 data at input byte 0, error found in #10 byte of ...|pe\": \"abc\", \"def|..., bigger context ...|{\"apiVersion\": \"v1\", \"data\": {\"k8sType\": \"abc\", \"secret\": \"mysecret\", \"type\": \"mytype","reason":"BadRequest","code":400}
如果我這樣傳遞秘密:
create_secret("mysecret", base64.urlsafe_b64encode(json.dumps(values).encode()).decode(), k8s_api)
我收到此錯誤:
HTTP response body: {"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"Secret in version \"v1\" cannot be handled as a Secret: v1.Secret.Data: ReadMapCB: expect { or n, but found \", error found in #10 byte of ...| \"data\": \"eyJrOHNUeX|..., bigger context ...|{\"apiVersion\": \"v1\", \"data\": \"eyJrOHNUeXBlIjogImF3cyIsICJnYXJkZW5lclNlY3JldCI6IC|...","reason":"BadRequest","code":400}
我必須如何編碼 json 文件才能將其傳遞給 python k8s 客戶端?
數據包含秘密數據。 每個鍵必須由字母數字字符、“-”、“_”或“.”組成。 秘密數據的序列化形式是一個 base64 編碼字符串,在這里表示任意(可能是非字符串)數據值 ( 1 )。
V1Secret(
api_version="v1",
kind="Secret",
metadata=client.V1ObjectMeta(name=name),
data={
'my-values.yaml': base64.b64encode(json.dumps(values).encode()).decode("utf-8")
},
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