Setup

Docker

• Cdc app

See deploy script

docker build -t agent-cdc -f ./cdc_agent/Dockerfile .

• Web app

docker build -t web-cdc .

docker run -p 8080:8080/tcp web-cdc

• Command to deploy etcd in kubernetes

helm install my-release bitnami/etcd –set auth.rbac.create=false

To connect to your etcd server from outside the cluster execute the following commands:

kubectl port-forward --namespace default svc/my-release-etcd 2379:2379 &
echo "etcd URL: http://127.0.0.1:2379"

• Force new deploy on helm

helm upgrade web-cdc chart-web-cdc

• Run etcd

./bin/etcd

• Rebalance process

Use Leases to monitor cluster nodes In case a node is added or removed we elect a leader that will manage rebalance process assigning syncs to cluster nodes

• Run

go run main.go

Environment Variables

• Static

This environment variable is used to run agent in static mode using a JSON file or run it using ETCD

• ETCD

Contains value for ETCD database server url

• Domain

Contains value for domain to assign to GinSwager to expose Rest API using Kubernetes deployment

Code setup env vars

var urlPath = os.Getenv("DOMAIN")
var url func(config *ginSwagger.Config)
if urlPath == "" {
	url = ginSwagger.URL("http://0.0.0.0:8080/swagger/doc.json")
} else {
	url = ginSwagger.URL(urlPath + "/swagger/doc.json")
}