Description
The resolution of endpoints is covered in a separate issue: #641
Closed ticket #239 in favour of this one, but the contents of that ticket are still pertinent and reproduced here so that they are taken into account:
Description from #239
Currently stackablectl shows the following services:
stackablectl services list
PRODUCT NAME NAMESPACE ENDPOINTS EXTRA INFOS
hbase hbase default regionserver 172.18.0.3:30025
ui http://172.18.0.3:30164
metrics 172.18.0.3:30447
hdfs hdfs default
zookeeper zookeeper default zk 172.18.0.5:31384
There are clearly some services missing.
A task for refinement is to research what UIs should be accessible. We already know that there should be one endpoint per RegionServer. All RegionServers must be reachable individually.
Additional information
k get svc | grep hbase
hbase NodePort 10.96.252.49 <none> 16020:30025/TCP,16030:30164/TCP,8081:30447/TCP 11m
hbase-master-default ClusterIP None <none> 16000/TCP,16010/TCP,8081/TCP 11m
hbase-regionserver-default ClusterIP None <none> 16020/TCP,16030/TCP,8081/TCP 11m
k describe svc hbase hbase-master-default hbase-regionserver-default
Name: hbase
Namespace: default
Labels: app.kubernetes.io/component=regionserver
app.kubernetes.io/instance=hbase
app.kubernetes.io/managed-by=hbase-operator
app.kubernetes.io/name=hbase
app.kubernetes.io/role-group=global
app.kubernetes.io/version=2.4.12-stackable0.2.0
Annotations: <none>
Selector: app.kubernetes.io/component=regionserver,app.kubernetes.io/instance=hbase,app.kubernetes.io/name=hbase
Type: NodePort
IP Family Policy: SingleStack
IP Families: IPv4
IP: 10.96.252.49
IPs: 10.96.252.49
Port: regionserver 16020/TCP
TargetPort: 16020/TCP
NodePort: regionserver 30025/TCP
Endpoints: 10.244.1.79:16020,10.244.3.88:16020
Port: ui 16030/TCP
TargetPort: 16030/TCP
NodePort: ui 30164/TCP
Endpoints: 10.244.1.79:16030,10.244.3.88:16030
Port: metrics 8081/TCP
TargetPort: 8081/TCP
NodePort: metrics 30447/TCP
Endpoints: 10.244.1.79:8081,10.244.3.88:8081
Session Affinity: None
External Traffic Policy: Cluster
Events: <none>
Name: hbase-master-default
Namespace: default
Labels: app.kubernetes.io/component=master
app.kubernetes.io/instance=hbase
app.kubernetes.io/managed-by=hbase-operator
app.kubernetes.io/name=hbase
app.kubernetes.io/role-group=default
app.kubernetes.io/version=2.4.12-stackable0.2.0
prometheus.io/scrape=true
Annotations: <none>
Selector: app.kubernetes.io/component=master,app.kubernetes.io/instance=hbase,app.kubernetes.io/name=hbase,app.kubernetes.io/role-group=default
Type: ClusterIP
IP Family Policy: SingleStack
IP Families: IPv4
IP: None
IPs: None
Port: master 16000/TCP
TargetPort: 16000/TCP
Endpoints: 10.244.3.87:16000
Port: ui 16010/TCP
TargetPort: 16010/TCP
Endpoints: 10.244.3.87:16010
Port: metrics 8081/TCP
TargetPort: 8081/TCP
Endpoints: 10.244.3.87:8081
Session Affinity: None
Events: <none>
Name: hbase-regionserver-default
Namespace: default
Labels: app.kubernetes.io/component=regionserver
app.kubernetes.io/instance=hbase
app.kubernetes.io/managed-by=hbase-operator
app.kubernetes.io/name=hbase
app.kubernetes.io/role-group=default
app.kubernetes.io/version=2.4.12-stackable0.2.0
prometheus.io/scrape=true
Annotations: <none>
Selector: app.kubernetes.io/component=regionserver,app.kubernetes.io/instance=hbase,app.kubernetes.io/name=hbase,app.kubernetes.io/role-group=default
Type: ClusterIP
IP Family Policy: SingleStack
IP Families: IPv4
IP: None
IPs: None
Port: regionserver 16020/TCP
TargetPort: 16020/TCP
Endpoints: 10.244.1.79:16020,10.244.3.88:16020
Port: ui 16030/TCP
TargetPort: 16030/TCP
Endpoints: 10.244.1.79:16030,10.244.3.88:16030
Port: metrics 8081/TCP
TargetPort: 8081/TCP
Endpoints: 10.244.1.79:8081,10.244.3.88:8081
Session Affinity: None
Events: <none>
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