CN111262960A - Public cloud elastic public network IP cluster implementation method and system - Google Patents
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- H04L61/09—Mapping addresses
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Abstract
The invention discloses a public cloud elastic public network IP cluster realization method and a public cloud elastic public network IP cluster realization system, which relate to the technical field of Internet and comprise an elastic public network IP component, a network address conversion component and a service quality component, wherein the elastic public network IP component is used for distributing an elastic public network IP required by a cluster server for using an external network function, the network address conversion component is used for distributing a floating IP of an internal network for the cluster server and binding and converting the floating IP and the elastic public network IP so as to facilitate the cluster server to carry out communication between the internal network and the external network, the service quality component is used for setting network bandwidth limitation of the cluster server, setting the network bandwidth limitation on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network and optimizing and distributing network resources used by the cluster server.
Description
Technical Field
The invention discloses a method and a system for realizing an IP cluster, relates to the technical field of Internet, and particularly relates to a method and a system for realizing a public cloud elastic public network IP cluster.
Background
The development of internet technology has caused a huge revolution in many traditional fields, more and more internet applications are emerging continuously, the complexity of internet applications is also increasing continuously, and a huge demand for computing power is caused. With the advent of cloud computing, more and more projects use a cloud computing mode as a server solution, which puts higher demands on the network operation function of a cloud computing system, and the network service quality of cloud computing needs to be faster, stronger and more stable.
Public cloud generally refers to a cloud that can be used and provided by a third party provider for a user, and is an embodiment of cloud computing. The public cloud can be generally used through the Internet, and can be free or low-cost, and the core attribute of the public cloud is shared resource service.
An Elastic IP Address (EIP) is a public IP Address resource that can be purchased and held independently.
Disclosure of Invention
The invention provides a public cloud elastic public network IP cluster implementation method and a system, in a cloud computing system, in an elastic public network IP part, a cluster scheme is used to provide functions of network address conversion, service quality, shared bandwidth, flow monitoring and the like for the system, so that the stability of the system is improved, the disaster tolerance capability of the system is enhanced, and the management efficiency of the system is improved.
The specific scheme provided by the invention is as follows:
a public cloud elastic public network IP cluster implementation system comprises an elastic public network IP component, a network address conversion component and a service quality component,
the elastic public network IP component is used for distributing the elastic public network IP required by the cluster server to use the external network function,
the network address conversion component is used for distributing floating IP of the internal network for the cluster server and binding and converting the floating IP with the elastic public network IP so as to facilitate the cluster server to communicate between the internal network and the external network,
the service quality component is used for setting network bandwidth limitation of the cluster server, setting the network bandwidth limitation on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network, and optimizing and distributing the network resources used by the cluster server.
The network address conversion component in the public cloud elastic public network IP cluster implementation system carries out target address conversion: the IP address of the elastic public network in the uplink network data taking the cluster server as a target is converted into a floating IP of the server used in the internal network;
or the network address translation component performs source address translation: and converting the floating IP of the internal network of the server in the downlink network data sent from the cluster server into the elastic public network IP used in the external network.
When a network address conversion component in the public cloud elastic public network IP cluster realization system carries out target address conversion, a binding mode of a floating IP to which a cluster server belongs and an elastic public network IP port to a port is supported;
and the network address conversion component supports the binding mode of the floating IP network segment to the elastic public network IP when performing source address conversion.
The public cloud elastic public network IP cluster implementation system further comprises a flow monitoring component, and the flow monitoring component is used for monitoring the bandwidth use condition of the elastic public network IP.
The public cloud elastic public network IP cluster implementation system further comprises a shared bandwidth component, wherein the shared bandwidth component is used for adding a plurality of elastic public network IPs into a shared bandwidth pool, and the total bandwidth occupation value is reduced through configuration of the elastic public network IPs.
The flow monitoring component in the public cloud elastic public network IP cluster implementation system counts and monitors the flow use condition of the elastic public network IP, and counts and monitors the bandwidth use condition of the shared bandwidth pool under the condition that the elastic public network IP is added into the shared bandwidth pool.
In the public cloud elastic public network IP cluster implementation system, the elastic public network IP component is also responsible for removing the floating IP binding of the elastic public network IP and the fault server.
A public cloud elastic public network IP cluster implementation method comprises the following steps: the cluster server is assigned to use the flexible public network IP required for the extranet function,
and distributes floating IP of inner network for cluster server, and binds and converts floating IP and elastic public IP to make cluster server implement communication between inner network and outer network,
and meanwhile, setting network bandwidth limit of the cluster server, setting the network bandwidth limit on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network, and optimizing and distributing the network resources used by the cluster server.
The invention has the advantages that:
the invention provides a public cloud elastic public network IP cluster realization system, which comprises an elastic public network IP component, a network address conversion component and a service quality component, wherein the elastic public network IP component allocates an elastic public network IP required by a cluster server to use an external network function, the network address conversion component binds and converts a floating IP and the elastic public network IP so as to facilitate the communication between an internal network and an external network of the cluster server, the service quality component sets network bandwidth limit of the cluster server, limits the bandwidth used in the communication process between the cluster server and the external network, and optimizes and allocates network resources used by the cluster server; in the cloud computing system, the cluster scheme is used in the IP part of the elastic public network to provide the functions of network address conversion, service quality and the like for the system, so that the stability of the system is improved, the disaster tolerance capability of the system is enhanced, and the management efficiency of the system is improved.
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FIG. 1 is a schematic diagram of a system workflow framework;
FIG. 2 is a schematic diagram of a system workflow framework for resilient public network IP to join a shared bandwidth first;
FIG. 3 is a schematic diagram of a system working framework for joining a shared bandwidth after IP binding in an elastic public network;
FIG. 4 is a schematic diagram of a cluster system architecture;
FIG. 5 is a schematic diagram of cluster system operation;
FIG. 6 is a schematic flow chart of the method of the present invention.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
The invention provides a public cloud elastic public network IP cluster implementation system, which comprises an elastic public network IP component, a network address conversion component and a service quality component,
the elastic public network IP component is used for distributing the elastic public network IP required by the cluster server to use the external network function,
the network address conversion component is used for distributing floating IP of the internal network for the cluster server and binding and converting the floating IP with the elastic public network IP so as to facilitate the cluster server to communicate between the internal network and the external network,
the service quality component is used for setting network bandwidth limitation of the cluster server, setting the network bandwidth limitation on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network, and optimizing and distributing the network resources used by the cluster server.
In specific implementation, referring to fig. 1, in general, the cluster server binds the elastic public network IP through the network address translation component, uses the network service, calls the network address translation component, the network address translation component can allocate a floating IP for the server according to the private network, the private IP of the server, the port, etc. to which the cluster server belongs, and performs binding translation with the elastic public network IP provided by the elastic public network IP component,
when the cluster server performs network activities, the elastic public network IP address in the uplink network data taking the cluster server as a target is converted into a server private IP used in an intranet; converting a private IP of a server intranet in downlink network data sent from a cluster server into an elastic public IP used in an extranet; a DNAT conversion for converting the flexible public network IP address in the upstream network data targeting the cluster server into the server private IP used in the intranet, or a SNAT conversion for converting the server intranet private IP in the downstream network data sent from the cluster server into the flexible public network IP used in the extranet may be separately set. In the DNAT conversion, namely the use of target address conversion, a binding mode of a floating IP and an elastic public network IP port to a port to which a server belongs is supported, namely a certain port of the floating IP is independently bound with a certain port of the elastic public network IP; in the use of SNAT conversion, namely source address conversion, a binding mode of a floating IP network segment to an elastic public network IP is supported, namely an elastic public network IP is bound with a floating IP address of a network segment;
meanwhile, the system calls the service quality component to add bandwidth flow limitation to the elastic public network IP and limit the maximum bandwidth which can be used in the communication process of the cluster server and the external network, so that the reasonable distribution of network resources in the cluster system is achieved, and the network service quality provided by the system is improved. In addition, on the basis, network resources in the cloud computing system can be sold according to the bandwidth, the use experience of the system is improved, if a server bound with the elastic public network IP fails, a standby server for replacing the failed server can be selected in the cluster, the elastic public network IP component is used for unbinding the elastic public network IP from the failed server, then the network address conversion component is used for rebinding the unbound elastic public network IP to the standby server, automatic migration of the server in the failure is realized, and therefore disaster recovery and disaster recovery of the cluster system are realized, and the availability and the reliability of the system are improved;
the system also comprises a flow monitoring component, wherein the flow monitoring component can count the total flow used by the IP of the elastic public network, can also monitor the flow use condition of the IP of the elastic public network and sample, monitors the network use condition of the IP connection between the server and the elastic public network, and collects flow monitoring data.
In the above process, the system may further include a shared bandwidth component, and referring to fig. 2, the system further provides a process of binding the server after the elastic public network IP joins the shared bandwidth pool, so as to use the network service:
the system calls a network address conversion component to allocate a floating IP for the server, the elastic public network IP provided by the elastic public network IP component calls a shared bandwidth component to add the elastic public network IP into a shared bandwidth pool, then the network address conversion component binds and converts the floating IP of the server and the elastic public network IP, the system calls a service quality component to add bandwidth flow limitation to the shared bandwidth, the server can access an external network, and then a flow monitoring component starts to monitor the network use condition of the shared bandwidth, collects flow monitoring data, and performs statistical detection on the bandwidth use condition of the whole shared bandwidth, so that the total flow of the shared bandwidth can be counted, and the flow use condition of the shared bandwidth can be monitored and sampled. Through the flow monitoring component, the flow charging function of the elastic public network IP or the shared bandwidth according to the use of the bandwidth can be realized, so that various charging modes of the cloud computing system are achieved.
The system in reference to fig. 3 may also provide a process of joining the shared bandwidth pool after the elastic public network IP binding server, thereby using the network service:
calling a network address conversion component to obtain a floating IP and binding the floating IP with an elastic public network IP provided by an elastic public network IP component, after a service quality component adds bandwidth flow limitation to the elastic public network IP, calling a shared bandwidth component to add the elastic public network IP into a shared bandwidth pool, and adding the bandwidth flow limitation to the shared bandwidth by using the service quality component, wherein a cluster server can access an external network, and then, a flow monitoring component starts the network use condition of the shared bandwidth, collects flow monitoring data, carries out statistic detection on the bandwidth use condition of the whole shared bandwidth, can count the total flow used by one shared bandwidth, and can also monitor the flow use condition of one shared bandwidth and sample the flow. Through the flow monitoring component, the flow charging function of the elastic public network IP or the shared bandwidth according to the use of the bandwidth can be realized, so that various charging modes of the cloud computing system are achieved.
The invention also provides a public cloud elastic public network IP cluster implementation method: the cluster server is assigned to use the flexible public network IP required for the extranet function,
and distributes floating IP of inner network for cluster server, and binds and converts floating IP and elastic public IP to make cluster server implement communication between inner network and outer network,
and meanwhile, setting network bandwidth limit of the cluster server, setting the network bandwidth limit on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network, and optimizing and distributing the network resources used by the cluster server.
In specific implementation, the cluster server generally uses network services by binding the elastic public network IP, can allocate floating IP for the server according to the private network, the private IP of the server, the port and the like of the cluster server, and performs binding conversion with the elastic public network IP,
when the cluster server performs network activities, the elastic public network IP address in the uplink network data which takes the cluster server as a target can be converted into a server private IP used in an intranet; converting a private IP of a server intranet in downlink network data sent from a cluster server into an elastic public IP used in an extranet; a DNAT conversion for converting the flexible public network IP address in the upstream network data targeting the cluster server into the server private IP used in the intranet, or a SNAT conversion for converting the server intranet private IP in the downstream network data sent from the cluster server into the flexible public network IP used in the extranet may be separately set. In the DNAT conversion, namely the use of target address conversion, the binding mode of a floating IP and an elastic public network IP port to a port to which a server belongs can be supported, namely a certain port of the floating IP is independently bound with a certain port of the elastic public network IP; in the use of SNAT conversion, namely source address conversion, the binding mode of a floating IP network segment to an elastic public network IP can be supported, namely, an elastic public network IP is bound with a floating IP address of a network segment;
meanwhile, bandwidth flow limitation is added to the elastic public network IP, and the maximum bandwidth which can be used in the communication process of the cluster server and the external network is limited, so that reasonable distribution of network resources in the cluster system is achieved, and the network service quality is improved. In addition, on the basis, network resources in the cloud computing system can be sold according to the bandwidth, the use experience is improved, if the server bound with the elastic public network IP fails, a standby server replacing the failed server can be selected in the cluster, the elastic public network IP and the failed server are unbound, then the elastic public network IP is unbound to the standby server again, the automatic migration of the server in the failure is realized, the disaster recovery and disaster recovery of the cluster system are realized, and the availability and the reliability of the system are improved;
meanwhile, the method can count the total flow used by the IP of the elastic public network, monitor the flow use condition of the IP of the elastic public network, sample, monitor the network use condition of the server connected with the IP of the elastic public network and collect flow monitoring data.
In the above process, the method of the present invention can also add the elastic public network IP to the shared bandwidth pool and then bind the server, thereby using the network service:
the method comprises the steps of distributing floating IP for a server, adding an elastic public network IP into a shared bandwidth pool, then binding and converting the floating IP of the server and the elastic public network IP, adding bandwidth flow limitation to the shared bandwidth, enabling the server to access an external network, starting to monitor the network use condition of the shared bandwidth, collecting flow monitoring data, carrying out statistic detection on the bandwidth use condition of the whole shared bandwidth, carrying out statistic detection on the total flow of the shared bandwidth, and monitoring and sampling the flow use condition of the shared bandwidth. The function of charging the flow used by the elastic public network IP or the shared bandwidth according to the bandwidth can be realized, so that various charging modes of the cloud computing system are achieved.
The method of the invention can also provide the elastic public network IP binding server and then add the elastic public network IP binding server into the shared bandwidth pool, thereby using the network service process:
the method comprises the steps of obtaining a floating IP of a server, binding the floating IP with an elastic public network IP provided by an elastic public network IP component, adding a bandwidth flow limit to the elastic public network IP, adding the elastic public network IP into a shared bandwidth pool, adding the bandwidth flow limit to a shared bandwidth, enabling a cluster server to access an external network, starting the network use condition of the shared bandwidth, collecting flow monitoring data, carrying out statistic detection on the bandwidth use condition of the whole shared bandwidth, carrying out statistic detection on the total flow of the shared bandwidth, and monitoring and sampling the flow use condition of the shared bandwidth. The function of charging the flow used by the elastic public network IP or the shared bandwidth according to the bandwidth can be realized, so that various charging modes of the cloud computing system are achieved.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (8)
1. A public cloud elastic public network IP cluster implementation system is characterized by comprising an elastic public network IP component, a network address conversion component and a service quality component,
the elastic public network IP component is used for distributing the elastic public network IP required by the cluster server to use the external network function,
the network address conversion component is used for distributing floating IP of the internal network for the cluster server and binding and converting the floating IP with the elastic public network IP so as to facilitate the cluster server to communicate between the internal network and the external network,
the service quality component is used for setting network bandwidth limitation of the cluster server, setting the network bandwidth limitation on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network, and optimizing and distributing the network resources used by the cluster server.
2. The public cloud elastic public network IP cluster implementation system of claim 1, wherein the network address translation component performs destination address translation: the IP address of the elastic public network in the uplink network data taking the cluster server as a target is converted into a floating IP of the server used in the internal network;
or the network address translation component performs source address translation: and converting the floating IP of the internal network of the server in the downlink network data sent from the cluster server into the elastic public network IP used in the external network.
3. The public cloud elastic public network IP cluster realization system of claim 2, wherein the network address translation component supports the binding mode of the floating IP of the cluster server and the elastic public network IP port to the port when performing target address translation;
and the network address conversion component supports the binding mode of the floating IP network segment to the elastic public network IP when performing source address conversion.
4. The public cloud elastic public network IP cluster implementation system as claimed in any one of claims 1 to 3, further comprising a traffic monitoring component for monitoring bandwidth usage of the elastic public network IP.
5. The public cloud elastic public network IP cluster implementation system as claimed in claim 4, further comprising a shared bandwidth component for adding a plurality of elastic public network IPs to a shared bandwidth pool, and reducing the total bandwidth occupation value by configuring the elastic public network IPs.
6. The public cloud flexible public network IP cluster implementation system as claimed in claim 5, wherein the traffic monitoring component counts and monitors traffic usage of the flexible public network IP, and counts and monitors bandwidth usage of the shared bandwidth pool if the flexible public network IP joins the shared bandwidth pool.
7. The public cloud elastic public network IP cluster implementation system of claim 1, 5 or 6, wherein the elastic public network IP component is further responsible for unbinding the floating IP binding of the elastic public network IP and the failure server.
8. A method for realizing public cloud elastic public network IP cluster is characterized by distributing the elastic public network IP needed by cluster server to use external network function,
and distributes floating IP of inner network for cluster server, and binds and converts floating IP and elastic public IP to make cluster server implement communication between inner network and outer network,
and meanwhile, setting network bandwidth limit of the cluster server, setting the network bandwidth limit on the bound elastic public network IP, limiting the bandwidth used in the communication process of the cluster server and the external network, and optimizing and distributing the network resources used by the cluster server.
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