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Add etcd TLS support

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This commit is contained in:
Matthew Mosesohn
2016-11-09 13:44:41 +03:00
parent 95b460ae94
commit a32cd85eb7
25 changed files with 408 additions and 35 deletions
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6
roles/kubernetes/master/defaults/main.yml
View File

@@ -28,3 +28,9 @@ kube_apiserver_insecure_bind_address: 127.0.0.1
# Logging directory (sysvinit systems)
kube_log_dir: "/var/log/kubernetes"
# ETCD cert dir for connecting apiserver to etcd
etcd_config_dir: /etc/ssl/etcd
etcd_cert_dir: "{{ etcd_config_dir }}/ssl"

10
roles/kubernetes/master/templates/manifests/kube-apiserver.manifest.j2
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@@ -14,6 +14,9 @@ spec:
- --advertise-address={{ ip | default(ansible_default_ipv4.address) }}
- --etcd-servers={{ etcd_access_endpoint }}
- --etcd-quorum-read=true
- --etcd-cafile={{ etcd_cert_dir }}/ca.pem
- --etcd-certfile={{ etcd_cert_dir }}/node.pem
- --etcd-keyfile={{ etcd_cert_dir }}/node-key.pem
- --insecure-bind-address={{ kube_apiserver_insecure_bind_address }}
- --apiserver-count={{ kube_apiserver_count }}
- --admission-control=NamespaceLifecycle,LimitRanger,ServiceAccount,DefaultStorageClass,ResourceQuota
@@ -50,6 +53,9 @@ spec:
- mountPath: /etc/ssl/certs
name: ssl-certs-host
readOnly: true
- mountPath: {{ etcd_cert_dir }}
name: etcd-certs
readOnly: true
- mountPath: /var/log/
name: logfile
volumes:
@@ -59,7 +65,9 @@ spec:
- hostPath:
path: /etc/ssl/certs/
name: ssl-certs-host
- hostPath:
path: {{ etcd_cert_dir }}
name: etcd-certs
- hostPath:
path: /var/log/
name: logfile

3
roles/kubernetes/node/templates/cni-calico.conf.j2
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@@ -2,6 +2,9 @@
"name": "calico-k8s-network",
"type": "calico",
"etcd_endpoints": "{{ etcd_access_endpoint }}",
"etcd_cert_file": "{{ etcd_cert_dir }}/node.pem",
"etcd_key_file": "{{ etcd_cert_dir }}/node-key.pem",
"etcd_ca_cert_file": "{{ etcd_cert_dir }}/ca.pem",
"log_level": "info",
"ipam": {
"type": "calico-ipam"

10
roles/kubernetes/preinstall/tasks/set_facts.yml
View File

@@ -23,14 +23,14 @@
- set_fact: etcd_address="{{ ip | default(ansible_default_ipv4['address']) }}"
- set_fact: etcd_access_address="{{ access_ip | default(etcd_address) }}"
- set_fact: etcd_peer_url="http://{{ etcd_access_address }}:2380"
- set_fact: etcd_client_url="http://{{ etcd_access_address }}:2379"
- set_fact: etcd_peer_url="https://{{ etcd_access_address }}:2380"
- set_fact: etcd_client_url="https://{{ etcd_access_address }}:2379"
- set_fact: etcd_authority="127.0.0.1:2379"
- set_fact: etcd_endpoint="http://{{ etcd_authority }}"
- set_fact: etcd_endpoint="https://{{ etcd_authority }}"
- set_fact:
etcd_access_addresses: |-
{% for item in groups['etcd'] -%}
http://{{ item }}:2379{% if not loop.last %},{% endif %}
https://{{ item }}:2379{% if not loop.last %},{% endif %}
{%- endfor %}
- set_fact: etcd_access_endpoint="{% if etcd_multiaccess %}{{ etcd_access_addresses }}{% else %}{{ etcd_endpoint }}{% endif %}"
- set_fact:
@@ -41,7 +41,7 @@
- set_fact:
etcd_peer_addresses: |-
{% for item in groups['etcd'] -%}
{{ "etcd"+loop.index|string }}=http://{{ hostvars[item].access_ip | default(hostvars[item].ip | default(hostvars[item].ansible_default_ipv4['address'])) }}:2380{% if not loop.last %},{% endif %}
{{ "etcd"+loop.index|string }}=https://{{ hostvars[item].access_ip | default(hostvars[item].ip | default(hostvars[item].ansible_default_ipv4['address'])) }}:2380{% if not loop.last %},{% endif %}
{%- endfor %}
- set_fact:
is_etcd_master: "{{ inventory_hostname in groups['etcd'] }}"