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Add optional setting for ca data in auth webhook #8777

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merged 2 commits into from
May 5, 2022
Merged

Add optional setting for ca data in auth webhook #8777

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941965b
Add optional setting for ca data in auth webhook
dlouks May 3, 2022
27fff95
add webhook token auth variables to sample inventory
dlouks May 4, 2022
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7 changes: 7 additions & 0 deletions inventory/sample/group_vars/all/all.yml
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Expand Up @@ -113,3 +113,10 @@ no_proxy_exclude_workers: false

# sysctl_file_path to add sysctl conf to
# sysctl_file_path: "/etc/sysctl.d/99-sysctl.conf"

## Variables for webhook token auth https://kubernetes.io/docs/reference/access-authn-authz/authentication/#webhook-token-authentication
kube_webhook_token_auth: false
kube_webhook_token_auth_url_skip_tls_verify: false
# kube_webhook_token_auth_url: https://...
## base64-encoded string of the webhook's CA certificate
# kube_webhook_token_auth_ca_data: "LS0t..."
8 changes: 6 additions & 2 deletions roles/kubernetes/control-plane/defaults/main/main.yml
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Expand Up @@ -111,13 +111,17 @@ kube_api_runtime_config: []
## Enable/Disable Kube API Server Authentication Methods
kube_token_auth: false
kube_oidc_auth: false

## Variables for webhook token auth https://kubernetes.io/docs/reference/access-authn-authz/authentication/#webhook-token-authentication
kube_webhook_token_auth: false
kube_webhook_token_auth_url_skip_tls_verify: false
## Variables for webhook token auth https://kubernetes.io/docs/reference/access-authn-authz/authentication/#webhook-token-authentication
# kube_webhook_token_auth_url: https://...
kube_webhook_authorization: false
## base64-encoded string of the webhook's CA certificate
# kube_webhook_token_auth_ca_data: "LS0t..."

## Variables for webhook token authz https://kubernetes.io/docs/reference/access-authn-authz/webhook/
# kube_webhook_authorization_url: https://...
kube_webhook_authorization: false
kube_webhook_authorization_url_skip_tls_verify: false


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3 changes: 3 additions & 0 deletions roles/kubernetes/control-plane/templates/webhook-token-auth-config.yaml.j2
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Expand Up @@ -4,6 +4,9 @@ clusters:
cluster:
server: {{ kube_webhook_token_auth_url }}
insecure-skip-tls-verify: {{ kube_webhook_token_auth_url_skip_tls_verify }}
{% if kube_webhook_token_auth_ca_data is defined %}
certificate-authority-data: {{ kube_webhook_token_auth_ca_data }}
{% endif %}

# users refers to the API server's webhook configuration.
users:
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