Add read-write prohibition to cell route policy

[hexiaofeng]

Add read-write prohibition to cell route policy, facilitating cell failover by application and preventing mutual interference.

Such as

App1 and app2 are both deployed in cell1 and cell2 of unit 1 App1 use route policy1 App2 use route policy2 App1 failover cell1 traffic to cell2 by policy1 App2 is keeping normal by policy2

public class CellRoute { ... @Getter @Setter private AccessMode accessMode=AcessMode.READ_WRITE; ... }

Check accessMode in CellInboundFilter and CellRouteFilter.

1. com.jd.live.agent.governance.invoke.filter.inbound.CellInboundFilter#cellAction
2. com.jd.live.agent.governance.invoke.filter.outbound.CellRouteFilter#sponsor