Configuring cluster nodes for sharing network resources
An example method for automated cluster configuration includes the operations of: receiving cluster configuration data identifying a plurality of nodes of a cluster; receiving a workload description characterizing plurality of respective workloads of the plurality of nodes; analyzing the workload description to identify, among the plurality of nodes, a plurality of nodes of a first type and a plurality of nodes of the second type; configuring, on at least a subset of the plurality of nodes of the second type, respective node proxies, wherein each node proxy is configured to forward, over a second network, to a chosen node of the first type, incoming requests received over a first network; and configuring an endpoint proxy to forward, over a first network, to one of: a chosen node of the first type or a chosen node of the second type, incoming requests received over an external network.
1. A method comprising:
receiving, by a processing device, cluster configuration data identifying a plurality of nodes of a cluster;
receiving a workload description characterizing plurality of respective workloads of the plurality of nodes;
analyzing the workload description to identify, among the plurality of nodes, a plurality of nodes of a first type and a plurality of nodes of a second type;
configuring, on at least a subset of the plurality of nodes of the second type, respective node proxies, wherein each node proxy is configured to forward, over a second network, to a chosen node of the first type, incoming requests received over a first network; and
configuring an endpoint proxy to forward, over the first network, to one of: a chosen node of the first type or a chosen node of the second type, incoming requests received over an external network.
2. The method of claim 1 , wherein the endpoint proxy is connected to the first network and to the external network.
3. The method of claim 1 , wherein the first network is an outside-facing network of the cluster of nodes, such that a network packet from the first network is routable to an external network.
4. The method of claim 1 , wherein the second network is an intra-cluster network of the cluster of nodes, such that no packets from the second network are routable to an external network.
5. The method of claim 1 , wherein each node of the first type operates below predefined peak CPU usage while consuming at least a predefined share of a maximum available network bandwidth on the first network.
6. The method of claim 1 , wherein each node of the second type consumes no more than a predefined share of a maximum available network bandwidth on the first network.
7. The method of claim 1 , wherein the endpoint proxy is configured to choose a node for forwarding an incoming request based on availability of a specified network resource on the node.
8. A system comprising:
a memory; and
a processing device operatively coupled to the memory, the processing device to:
receive cluster configuration data identifying a plurality of nodes of a cluster;
receive a workload description characterizing plurality of respective workloads of the plurality of nodes;
analyze the workload description to identify, among the plurality of nodes, a plurality of nodes of a first type and a plurality of nodes of a second type;
configure, on at least a subset of the plurality of nodes of the second type, respective node proxies, wherein each node proxy is configured to forward, over a second network, to a chosen node of the first type, incoming requests received over a first network; and
configure an endpoint proxy to forward, over the first network, to one of: a chosen node of the first type or a chosen node of the second type, incoming requests received over an external network.
9. The system of claim 8 , wherein the endpoint proxy is connected to the first network and to the external network.
10. The system of claim 8 , wherein the first network is an outside-facing network of the cluster of nodes, such that a network packet from the first network is routable to an external network.
11. The system of claim 8 , wherein the second network is an intra-cluster network of the cluster of nodes, such that no packets from the second network are routable to an external network.
12. The system of claim 8 , wherein each node of the first type operates below predefined peak CPU usage while consuming at least a predefined share of a maximum available network bandwidth on the first network.
13. The system of claim 8 , wherein each node of the second type consumes no more than a predefined share of a maximum available network bandwidth on the first network.
14. The system of claim 8 , wherein the endpoint proxy is configured to choose a node for forwarding an incoming request based on availability of a specified network resource on the node.
15. A non-transitory computer-readable storage medium storing executable instructions that, when executed by a processing device, cause the processing device to:
receive, by a cluster management system, cluster configuration data identifying a plurality of nodes of a cluster;
receive a workload description characterizing plurality of respective workloads of the plurality of nodes;
analyze the workload description to identify, among the plurality of nodes, a plurality of nodes of a first type and a plurality of nodes of the second type;
configure, on at least a subset of the plurality of nodes of the second type, respective node proxies, wherein each node proxy is configured to forward, over a second network, to a chosen node of the first type, incoming requests received over a first network; and
configure an endpoint proxy to forward, over the first network, to one of: a chosen node of the first type or a chosen node of the second type, incoming requests received over an external network.
16. The non-transitory computer-readable storage medium of claim 15 , wherein the endpoint proxy is connected to the first network and to the external network.
17. The non-transitory computer-readable storage medium of claim 15 , wherein the first network is an outside-facing network of the cluster of nodes, such that a network packet from the first network is routable to an external network; and
wherein the second network is an intra-cluster network of the cluster of nodes, such that no packets from the second network are routable to an external network.
18. The non-transitory computer-readable storage medium of claim 15 , wherein each node of the first type operates below predefined peak CPU usage while consuming at least a predefined share of a maximum available network bandwidth on the first network.
19. The non-transitory computer-readable storage medium of claim 15 , wherein each node of the second type consumes no more than a predefined share of a maximum available network bandwidth on the first network.
20. The non-transitory computer-readable storage medium of claim 15 , wherein the endpoint proxy is configured to choose a node for forwarding an incoming request based on availability of a specified network resource on the node.