The project is currently development.
- This operator deploys a druid cluster, the operator is build using the operator-sdk.
- Operator shall deploy all the druid process of which MM and Historicals are deployed as Statefulsets whereas all other components are deployed as stateless.
Register the Druid custom resource definition (CRD).
$ kubectl create -f deploy/crds/binaryomen.org_druids_crd.yaml
Create the operator role and role binding.
Make sure to change the namespace acc to convinience.
$ kubectl create -f deploy/role_binding.yaml
$ kubectl create -f deploy/all_ns/role.yaml
$ kubectl create -f deploy/service_account.yaml
- Run the operator locally
NAMESPACE=druid
operator-sdk run --local --namespace $NAMESPACE
Verify that the Druid operator is running.
adheip@adheip:~/data/operator/druid-operator$ operator-sdk run --local
INFO[0000] Running the operator locally in namespace default.
{"level":"info","ts":1587823514.0882132,"logger":"cmd","msg":"Operator Version: 0.0.1"}
{"level":"info","ts":1587823514.0882306,"logger":"cmd","msg":"Go Version: go1.14"}
{"level":"info","ts":1587823514.0882354,"logger":"cmd","msg":"Go OS/Arch: linux/amd64"}
{"level":"info","ts":1587823514.0882394,"logger":"cmd","msg":"Version of operator-sdk: v0.16.0"}
{"level":"info","ts":1587823514.0891767,"logger":"leader","msg":"Trying to become the leader."}
{"level":"info","ts":1587823514.0891888,"logger":"leader","msg":"Skipping leader election; not running in a cluster."}
{"level":"info","ts":1587823516.3060777,"logger":"controller-runtime.metrics","msg":"metrics server is starting to listen","addr":"0.0.0.0:8383"}
{"level":"info","ts":1587823516.3064532,"logger":"cmd","msg":"Registering Components."}
{"level":"info","ts":1587823516.306707,"logger":"cmd","msg":"Skipping CR metrics server creation; not running in a cluster."}
{"level":"info","ts":1587823516.306726,"logger":"cmd","msg":"Starting the Cmd."}
{"level":"info","ts":1587823516.307062,"logger":"controller-runtime.manager","msg":"starting metrics server","path":"/metrics"}
{"level":"info","ts":1587823516.3072984,"logger":"controller-runtime.controller","msg":"Starting EventSource","controller":"druid-controller","source":"kind source: /, Kind="}
{"level":"info","ts":1587823516.607953,"logger":"controller-runtime.controller","msg":"Starting EventSource","controller":"druid-controller","source":"kind source: /, Kind="}
{"level":"info","ts":1587823516.9084291,"logger":"controller-runtime.controller","msg":"Starting EventSource","controller":"druid-controller","source":"kind source: /, Kind="}
{"level":"info","ts":1587823517.2089837,"logger":"controller-runtime.controller","msg":"Starting Controller","controller":"druid-controller"}
{"level":"info","ts":1587823517.2090464,"logger":"controller-runtime.controller","msg":"Starting workers","controller":"druid-controller","worker count":1}
{"level":"info","ts":1587823522.0642064,"logger":"controller_druid","msg":"Reconciling DruidCluster","Request.Namespace":"default","Request.Name":"druid"}
$ kubectl create -f deploy/crds/cr.yaml
Verify that the cluster instances and its components are running.
$ kubectl get druid
NAME AGE
druid 22m
adheip@adheip:~/data/operator/druid-operator/deploy/crds$ kubectl get pods
NAME READY STATUS RESTARTS AGE
druid-broker-78d95cb58d-pwcj5 1/1 Running 0 38s
druid-coordinator-5b8799ccdc-wwgf6 1/1 Running 0 36s
druid-historical-0 1/1 Running 0 43s
druid-middlemanager-0 1/1 Running 0 39s
druid-overlord-74fc4b4f69-dlgjf 1/1 Running 0 40s
druid-router-64499d6498-r4sgr 1/1 Running 0 35s