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authorSuren A. Chilingaryan <csa@suren.me>2018-03-20 15:47:51 +0100
committerSuren A. Chilingaryan <csa@suren.me>2018-03-20 15:47:51 +0100
commite2c7b1305ca8495065dcf40fd2092d7c698dd6ea (patch)
treeabcaa7006a9c4b7a9add9bd0bf8c24f7f8ce048f /roles/ands_kaas/templates/50-kaas-pods.yml.j2
parent47f350bc3aa85a8bd406d95faf084df2abf74ae9 (diff)
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Local volumes and StatefulSet to provision Master/Slave MySQL and Galera cluster
Diffstat (limited to 'roles/ands_kaas/templates/50-kaas-pods.yml.j2')
-rw-r--r--roles/ands_kaas/templates/50-kaas-pods.yml.j2111
1 files changed, 92 insertions, 19 deletions
diff --git a/roles/ands_kaas/templates/50-kaas-pods.yml.j2 b/roles/ands_kaas/templates/50-kaas-pods.yml.j2
index 761004d..8c7fe85 100644
--- a/roles/ands_kaas/templates/50-kaas-pods.yml.j2
+++ b/roles/ands_kaas/templates/50-kaas-pods.yml.j2
@@ -1,14 +1,20 @@
#jinja2: trim_blocks: "true", lstrip_blocks: "false"
---
+{% set app = app | default('{}') %}
apiVersion: v1
kind: Template
metadata:
- name: {{ name | default(kaas_project) }}-pods
+ name: {{ appname | default(kaas_project) }}-pods
annotations:
- descriptions: {{ kaas_project_config.description | default(name | default(kaas_project) ~ " auto-generated pod template") }}
+ descriptions: {{ kaas_project_config.description | default(appname | default(kaas_project) ~ " auto-generated pod template") }}
+{% set applabels = ( app.labels | default({}) | combine( { 'app': appname }) ) if appname is defined else (app.labels | default({})) %}
+{% if applabels | length > 0 %}
+ labels: {{ applabels | to_json }}
+{% endif %}
objects:
{% for name, pod in pods.iteritems() %}
{% set kind = pod.kind | default('DeploymentConfig') %}
+ {% set podname = pod.name | default(name) | regex_replace('_','-') %}
{% if pod.enabled | default(true) %}
{% set pubkey = "kaas_" ~ name ~ "_pubkey" %}
{% set privkey = "kaas_" ~ name ~ "_privkey" %}
@@ -17,19 +23,27 @@ objects:
{% set pod = pod[pod.variant] %}
{% endif %}
{% set sched = pod.sched | default({}) %}
+ {% set service = pod.service | default({}) %}
+ {% set headless = (service.headles | default(false)) if kind == 'StatefulSet' else false %}
+ {% set network = pod.network | default({}) %}
+ {% set hostnet = network.host | default(false) %}
{% set node_selector = (sched.selector is defined) | ternary(sched.selector, ands_default_node_selector | combine(sched.restrict | default({}))) %}
+ {% set labels = pod.general_labels | default({}) | combine(applabels) %}
{% if pod.service is defined %}
- {% if kind == 'StatefulSet' and pod.service.ports is defined %}
+ {% if headless and pod.service.ports is defined %}
- apiVersion: v1
kind: Service
metadata:
- name: {{ pod.name | default(name) }}-ss
+ name: {{ podname }}-ss
annotations: {{ pod.service.annotations | default({}) | combine({"service.alpha.kubernetes.io/tolerate-unready-endpoints": "true" }) | to_json }}
+ {% if labels | length > 0 %}
+ labels: {{ labels | to_json }}
+ {% endif %}
spec:
clusterIP: None
publishNotReadyAddresses: True
selector:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
ports:
{% for port in pod.service.ports %}
{% set portmap = (port | string).split('/') %}
@@ -41,13 +55,16 @@ objects:
- apiVersion: v1
kind: Service
metadata:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
{% if pod.service.annotations is defined %}
annotations: {{ pod.service.annotations | to_json }}
{% endif %}
+ {% if labels | length > 0 %}
+ labels: {{ labels | to_json }}
+ {% endif %}
spec:
selector:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
{% if pod.service.ip is defined %}
clusterIP: {{ pod.service.ip }}
{% endif %}
@@ -65,12 +82,15 @@ objects:
- apiVersion: v1
kind: Route
metadata:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
+ {% if labels | length > 0 %}
+ labels: {{ labels | to_json }}
+ {% endif %}
spec:
host: {{ pod.service.host }}
to:
kind: Service
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
port:
targetPort: {{ (first_port[1] is defined) | ternary(first_port[1], first_port[0]) }}
{% if (first_port[0] == "80") %}
@@ -95,7 +115,10 @@ objects:
- apiVersion: {{ kaas_openshift_api_versions[kind] | default('v1') }}
kind: {{ kind }}
metadata:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
+ {% if labels | length > 0 %}
+ labels: {{ labels | to_json }}
+ {% endif %}
spec:
replicas: {{ ( sched | default({})).replicas | default(1) }}
revisionHistoryLimit: 2
@@ -111,25 +134,59 @@ objects:
triggers:
- type: ConfigChange
{% if kind == 'StatefulSet' %}
- serviceName: {{ pod.name | default(name) }}-ss
+ {% if headless %}
+ serviceName: {{ podname }}-ss
+ {% else %}
+ serviceName: {{ podname }}
+ {% endif %}
selector:
matchLabels:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
{% else %}
selector:
- name: {{ pod.name | default(name) }}
+ name: {{ podname }}
{% endif %}
+ {% if pod.pvc is defined %}
+ volumeClaimTemplates:
+ {% for name, pvc in pod.pvc.iteritems() %}
+ {% set pvcname = name | regex_replace('_','-') %}
+ {% set pv = kaas_project_local_volumes[pvcname] | default({}) %}
+ {% set oc_name = pv.name | default(pvcname) | regex_replace('_','-') %}
+ {% if oc_name | regex_search("^" + kaas_project) %}
+ {% set pvname = oc_name %}
+ {% else %}
+ {% set pvname = (kaas_project + "-" + oc_name) | regex_replace('_','-') %}
+ {% endif %}
+ - metadata:
+ name: {{ pvcname }}
+ spec:
+ storageClassName: {{ pvc.sc | default(pv.sc | default('kaas-lst-' + pvname)) }}
+ accessModes:
+ - ReadWriteOnce
+ resources:
+ requests:
+ storage: {{ pvc.capacity | default(pv.capacity | default(kaas_default_volume_capacity)) }}
+ {% endfor %}
+ {% endif %}
template:
metadata:
- name: {{ pod.name | default(name) }}
- {% if kind == 'StatefulSet' %}
+ name: {{ podname }}
+ {% if headless %}
annotations: {{ pod.annotations | default({}) | combine({"pod.alpha.kubernetes.io/initialized": "true"}) | to_json }}
{% elif pod.annotations is defined %}
annotations: {{ pod.annotations | to_json }}
{% endif %}
- labels:
- name: {{ pod.name | default(name) }}
+ labels: {{ pod.labels | default({}) | combine(labels) | combine({'name': podname, 'app': (appname | default('kaas'))}) | to_json }}
spec:
+ {% if pod.sa is defined %}
+ serviceAccountName: {{ pod.sa }}
+ {% endif %}
+ hostNetwork: {{ hostnet }}
+ {% if (headless) and (hostnet) %}
+ dnsPolicy: {{ network.dns_policy | default('ClusterFirstWithHostNet') }}
+ {% elif network.dns_policy is defined %}
+ dnsPolicy: {{ network.dns_policy }}
+ {% endif %}
{% if node_selector | length > 0 %}
nodeSelector: {{ node_selector | to_json }}
{% endif %}
@@ -140,10 +197,12 @@ objects:
{% for img in pod.images %}
{% set imgidx = loop.index %}
{% for vol in (img.mappings | default([])) %}
- {% set oc_name = vol.name | default(name) | regex_replace('_','-') %}
+ {% if (vol.name | default(name)) in kaas_project_volumes.keys() %}
+ {% set oc_name = vol.name | default(name) | regex_replace('_','-') %}
- name: vol-{{imgidx}}-{{loop.index}}
persistentVolumeClaim:
claimName: {{ oc_name }}
+ {% endif %}
{% endfor %}
{% for vol in (img.hostpath | default([])) %}
- name: host-{{imgidx}}-{{loop.index}}
@@ -170,7 +229,7 @@ objects:
containers:
{% for img in pod.images %}
{% set imgidx = loop.index %}
- - name: {{ img.name | default(pod.name) | default(name) }}
+ - name: {{ img.name | default(podname) }}
image: {{ img.image }}
imagePullPolicy: {{ img.pull | default('Always') }}
{% if (img.command is defined) %}
@@ -179,13 +238,22 @@ objects:
{% if img.ports is defined %}
ports:
{% for port in img.ports %}
+ {% if hostnet %}
+ {% set portmap = (port | string).split('/') %}
+ - containerPort: {{ (portmap[1] is defined) | ternary(portmap[1], portmap[0]) }}
+ hostPort: {{ portmap[0] }}
+ {% else %}
- containerPort: {{ port }}
+ {% endif %}
{% endfor %}
{% elif pod.service.ports is defined %}
ports:
{% for port in pod.service.ports %}
{% set portmap = (port | string).split('/') %}
- containerPort: {{ (portmap[1] is defined) | ternary(portmap[1], portmap[0]) }}
+ {% if hostnet %}
+ hostPort: {{ portmap[0] }}
+ {% endif %}
{% endfor %}
{% endif %}
{% if kind == 'StatefulSet' %}
@@ -226,7 +294,12 @@ objects:
{% if img.mappings is defined or img.hostpath is defined %}
volumeMounts:
{% for vol in (img.mappings | default([])) %}
+ {% if vol.name in kaas_project_volumes.keys() %}
- name: vol-{{imgidx}}-{{loop.index}}
+ {% elif vol.name in kaas_project_local_volumes.keys() %}
+ {% set pvcname = vol.name | regex_replace('_','-') %}
+ - name: {{ pvcname }}
+ {% endif %}
subPath: {{ vol.path | default("") }}
mountPath: {{ vol.mount }}
{% endfor %}