mongosync pod

Build Docker

Image is build with each merge to main branch. For specific version, set a tag. That will trigger new build.

Create mongosync-user user

Login to destintation and source database. Start mongosh and execute following commands:

db.adminCommand({createRole: "reverseSync",privileges: [{resource: {db: "",collection: ""},actions: ["setUserWriteBlockMode","bypassWriteBlockingMode"]}],roles: []})useadmindb.createUser({user: "mongosync-user",pwd: "<strong-password>",roles: ["readWrite","dbAdmin","reverseSync"]})

If you have doubts regarding roles required by mongosync, please refer to official documentation.

Deploy on mongosync service on Kubernetes cluster

Create new namespace

kubectl create namespace infra-mongosync

Update cluster0 and cluster1 fields in ./manifests/mongosync-cm.yml file and apply it.

kubectl apply -f ./manifests/mongosync-cm.yml

Next, deploy mongosync pod.

kubectl apply -f ./manifests/mongosync-deployment.yml

Expose port to mongosync

kubectl -n infra-mongosync port-forwards svc/mongosync 27182:27182

Verify connection to mongosync pod.

curl http://localhost:27182/api/v1/progress

Start migration

curl localhost:27182/api/v1/start -XPOST --data @payload.json