CN113612644B - Dynamic simulation method and system for network element of transmission network - Google Patents
Dynamic simulation method and system for network element of transmission network Download PDFInfo
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- CN113612644B CN113612644B CN202110894748.0A CN202110894748A CN113612644B CN 113612644 B CN113612644 B CN 113612644B CN 202110894748 A CN202110894748 A CN 202110894748A CN 113612644 B CN113612644 B CN 113612644B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0823—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability
- H04L41/0836—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability to enhance reliability, e.g. reduce downtime
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/084—Configuration by using pre-existing information, e.g. using templates or copying from other elements
- H04L41/0843—Configuration by using pre-existing information, e.g. using templates or copying from other elements based on generic templates
Abstract
The invention discloses a dynamic simulation method and a system for a transmission network element, wherein the method comprises the following steps: preparing a static software package on the virtual machine; the virtual machine obtains dynamic data packets of the transmission network element on the routing path according to the circuit routing calculation result of the network manager; distributing the same number of containers to the virtual machines according to the number of the transmission network elements; mapping a static software package on a virtual machine and the obtained dynamic data package into a container; loading a static software package on a container, starting and running the static software package and a dynamic data package, establishing a corresponding relation between a simulation transmission network element and a transmission network element on a virtual machine, and obtaining a simulation transmission network element consistent with the running state of the corresponding transmission network element on the container; and (3) evaluating the circuit service quality of a routing path formed by the simulation transmission network elements, and if the circuit service quality is evaluated, respectively issuing the circuit routing configuration information to the transmission network elements passing by the routing path by the network management, so as to realize that the service configuration is issued to the dynamic simulation network environment for circuit service verification and evaluation.
Description
Technical Field
The invention belongs to the technical field of communication, and particularly relates to a dynamic simulation method and system for a transmission network element.
Background
The traditional network circuit service is usually opened manually, and problems occur on the circuit routing path, and judgment and adjustment are performed manually. However, as the network scale becomes larger and larger, the network topology becomes more and more complex, and particularly as the autonomous network management develops in the future, the service opening needs to be gradually automated, which requires that the circuit service quality is firstly evaluated through the dynamic transmission network element simulation, and then a decision is made as to whether to issue and execute the circuit service quality into the physical network. Therefore, the dynamic transmission network element simulation is generated as a key technology in the future autonomous network management, and the dynamic transmission network element simulation has the characteristics of high simulation degree, low risk, strong expansibility, easy development and the like, and is a key technology for autonomous network management.
The common network simulation technology is to simulate the transmission of information, the processing of signals, the interaction of protocols and the occurrence of various network resource related events in a network by modeling and abstracting network equipment, protocol specifications, communication links and the like, so as to achieve the aim of simulating the running state of the network, and the network simulation technology is lack of dynamic property and real-time property and mainly takes an offline mode. With the rapid development of 5G, SDN network technology and AI intelligent technology, the network management and control scale and the network complexity of each mainstream operator are continuously increased, and the skill requirements on maintenance personnel are also higher and higher, so that the cost of network maintenance for users is higher and higher, the requirement of future autonomous networks is further raised, and the network management and control technology becomes a research hot spot in recent years in the international and domestic communication industry.
In view of this, the transmission network element dynamic simulation technology adopts an online mode to perform transmission network element dynamic simulation, so as to realize quasi-real-time performance and high simulation degree, thereby being applicable to the management of the future autonomous network, becoming a key ring of autonomous decision of the network, overcoming the defects existing in the prior art, which are the problems to be solved in the technical field, and providing a technical foundation for realizing the automatic opening of the transmission circuit service.
Disclosure of Invention
Aiming at the defects or improvement demands of the prior art, the invention provides a transmission network element dynamic simulation method and a transmission network element dynamic simulation system, which aim at manufacturing a simulation transmission network element corresponding to the current transmission network element, can autonomously decide whether a circuit routing path can normally run for the configuration of the transmission path of the simulation transmission network element, and dynamically simulate the transmission network element in an online mode to realize quasi-real-time performance and high simulation degree, thereby providing a technical basis for automatically opening circuit business in the future autonomous network management.
To achieve the above object, according to one aspect of the present invention, there is provided a method for dynamically simulating a transmission network element, the method comprising:
preparing a static software package on the virtual machine;
the virtual machine obtains dynamic data packets of the transmission network element on the routing path according to the circuit routing calculation result of the network manager;
distributing the same number of containers to the virtual machines according to the number of the transmission network elements;
mapping the static software package on the virtual machine and the acquired dynamic data package into the container;
loading the static software package on the container, starting and running the static software package and the dynamic data package, establishing a corresponding relation between the simulation transmission network element on the virtual machine and the transmission network element, and obtaining a simulation transmission network element consistent with the corresponding running state of the transmission network element on the container;
and carrying out circuit service quality evaluation on the routing path formed by the simulation transmission network elements, and if the circuit service quality evaluation is passed, respectively issuing the circuit routing configuration information to the transmission network elements through which the routing path passes by the network manager.
Preferably, the static software package is prepared on the virtual machine, and the specific method comprises the following steps:
the static software package comprises a simulation service software package and a single-disk software package;
the single-disk software package is consistent with the version of the single-disk software package running on the network element equipment.
Preferably, the virtual machine obtains a dynamic data packet of a transmission network element on a routing path according to a circuit routing calculation result of a network manager, wherein the dynamic data packet comprises an operation data mirror packet and a single-disk software start script, and the specific method comprises the following steps:
the virtual machine establishes connection with each transmission network element device on the circuit routing path;
the virtual machine sends a backup command to each transmission network element, triggers each transmission network element to backup the running state configuration library information, and generates the running state configuration library backup information of each transmission network element;
compressing the backup information of the running state configuration library of each transmission network element and the single-disk software start parameter file to generate the running data mirror package, and acquiring the running data mirror package of each transmission network element by the virtual machine;
generating a single-disk software start script corresponding to each transmission network element according to the disk insertion condition of each transmission network element, wherein the information of the single-disk software start script comprises: frame number, slot number, disc type, ID of the current transport network element.
Preferably, the static software package on the virtual machine and the acquired dynamic data package are mapped into the container, and the specific method comprises the following steps:
adding the simulation service software package and the single-disk software package on the virtual machine and the running data mirror package and the single-disk software starting script of the current transmission network element into a catalog of the virtual machine;
mapping the catalogue of the virtual machine into the container corresponding to the simulation transmission network element.
Preferably, the static software package is loaded on the container, the static software package and the dynamic data package are started and operated, and a corresponding relation between the simulation transmission network element and the transmission network element on the virtual machine is established, and the specific method comprises the following steps:
loading the simulation service software package on the container, and starting a simulation service software process;
in the simulation service software process, corresponding single-disk software is determined according to the single-disk software start script information corresponding to the transmission network element; and loading the operation data mirror package in the starting process of the single-disk software to obtain the simulation transmission network element consistent with the operation state of the transmission network element.
Preferably, the method for loading and starting the corresponding single-disk software in the slot corresponding to the single-disk software start script in the software simulation service process environment includes:
if the transmission network element of the network element equipment adopts 1+1/1:1, starting single-disk software of a main slot in a software simulation service process.
Preferably, the method for evaluating the quality of service of the circuit by the routing path formed by the simulation transmission network element specifically comprises the following steps:
before the configuration of the circuit routing path of the network manager, recording the total alarm number of the transmission network element;
the network manager transmits the configuration data of the transmission network element to the simulation transmission network element;
inquiring whether the total alarm number of the simulation transmission network element after data service configuration is consistent with the total alarm number of the transmission network element, and judging whether the simulation transmission network element data causes faults or not;
if the quality evaluation judgment is consistent, the network manager transmits the circuit route configuration information to the transmission network element;
if the quality evaluation is inconsistent, the quality evaluation judges that the network management is not passed, and the circuit routing path configuration data of the network management is adjusted.
Preferably, after the evaluation and judgment of the circuit service quality of the simulation transmission network element are passed, the circuit route configuration information of the network manager is issued to the transmission network element through which the route path passes by in a mode of timing starting or manual starting, so as to open the circuit.
Preferably, the circuit routing path configuration mode includes: one of a work simulation mode, a learning simulation mode, and a direct mode.
According to another aspect of the present invention, there is provided a dynamic simulation system for a transmission network element, the system comprising:
the data preparation module is used for preparing the virtual machine, the data and the software package;
the dynamic simulation module is used for simulating a single transmission network element, loading a simulation service software package on each container, starting a simulation service software service process in the simulation service software package, and loading single-disk software by the simulation service software;
the simulation transmission network element quality evaluation module is used for judging whether the circuit operates correctly after the simulation transmission network element downloads the circuit configuration;
and the timing automatic opening module is used for automatically downloading the circuit data to the transmission network element equipment to open the circuit by adopting a timing task mode.
In general, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
the invention provides a dynamic simulation method of a transmission network element, which can realize that configuration is firstly issued to a dynamic simulation network environment under a large-scale network to carry out verification and evaluation of circuit service, if the detection problem can be solved under the simulation environment, the issue of the verification of a circuit route is ensured to be issued to physical equipment of a real network after no problem is solved, thereby avoiding the issue of error data, and simultaneously realizing the automatic opening of the circuit service after the verification is passed.
The invention provides a transmission network element dynamic simulation system, which can not only avoid the issue of error data, but also realize the automatic opening of the circuit at regular time, and can also be used as a tool for operating a user to learn a simulation environment, thereby improving the accuracy of the issue of the circuit.
Drawings
Fig. 1 is a flowchart of a method for dynamically simulating a network element of a transmission network according to a first embodiment;
fig. 2 is a schematic diagram of a dynamic simulation system of a network element of a transmission network provided in the third embodiment.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Embodiment one:
the first embodiment provides a method for dynamically simulating a network element of a transmission network, as shown in fig. 1, the method includes:
s101: static software packages are prepared on the virtual machine.
In the first embodiment, the static software package includes a simulation service software package and a single-disk software package, and the single-disk software package includes a main control software package and other service disk software packages, and file name distinction is performed according to the disk type and the package outlet time, so as to facilitate program or manual identification. The simulation service software package is an independent software service group, provides a whole network element communication service interface to the outside, is base software for the network element to perform simulation service, and can realize the starting and communication of different single-disk software of each slot position on each transmission network element on the base software.
S102: and the virtual machine acquires dynamic data packets of the transmission network element on the routing path according to the circuit routing calculation result of the network manager.
The dynamic data package comprises an operation data mirror package and a single-disk software starting script, wherein:
the virtual machine establishes connection with each transmission network element device on the circuit routing path;
the virtual machine sends a backup command to each transmission network element, triggers each transmission network element to backup the running state configuration library information, and generates the running state configuration library backup information of each transmission network element;
compressing the backup information of the running state configuration library of each transmission network element and the single-disk software start parameter file to generate the running data mirror package, and acquiring the running data mirror package of each transmission network element by the virtual machine;
generating a single-disk software start script corresponding to each transmission network element according to the disk insertion condition of each transmission network element, wherein the information of the single-disk software start script comprises: frame number, slot number, disc type, ID of the current transport network element.
S103: and distributing the same number of containers to the virtual machines according to the number of the transmission network elements.
Each container corresponds to a real transport network element. In order to improve the simulation speed, the container is not destroyed after the simulation is finished. When the number of the transmission network elements increases, new containers are only required to be newly allocated on each virtual machine in an incremental mode.
S104: mapping the static software package on the virtual machine and the acquired dynamic data package into the container.
S105: and loading the static software package on the container, starting and running the dynamic data package, establishing a corresponding relation between the simulation transmission network element on the virtual machine and the transmission network element, and obtaining the simulation transmission network element consistent with the corresponding operation state of the transmission network element on the container.
In the first embodiment, the specific method for establishing the corresponding relation between the simulation transmission network element and the transmission network element on the virtual machine includes:
loading a simulation service software package on the container, and starting a simulation service software process.
And in the process of the simulation service software, determining the corresponding single-disk software according to the information of the single-disk software starting script corresponding to the transmission network element.
In the process environment of the simulation service software, the corresponding slot loading and starting of the single-disk software starting script are carried out on the corresponding single-disk software.
And loading the data mirror image packet in the starting process of the single-disk software to obtain the simulation transmission network element consistent with the running state of the transmission network element.
S106: and carrying out circuit service quality evaluation on the routing path formed by the simulation transmission network element, and if the quality evaluation is passed, respectively issuing the circuit routing configuration information to the transmission network element by the network manager.
Inquiring whether the alarm total number M1 of the simulation transmission network element after data service configuration is consistent with the alarm total number M2 of the transmission network element. If M1 is equal to M2, the network manager sends the circuit route configuration information of the simulation transmission network element to the transmission network element corresponding to each simulation transmission network element, if M1 is not equal to M2, the data problem is analyzed according to the fault data on the simulation transmission network element, and the circuit route configuration data of the network manager is adjusted.
If the quality evaluation is judged to be passed, the network manager can send the circuit route configuration information to the transmission network element at regular time or automatically. The circuit route configuration mode includes: one of a work simulation mode, a learning simulation mode, and a direct mode.
The method for dynamically simulating the transmission network element can realize that the configuration is firstly issued to a dynamic simulation network environment under a large-scale network to verify and evaluate the circuit service, if the detected problem can be solved under the simulation environment, the issue of the circuit route is ensured to be issued to physical equipment of a real network after no problem is caused, and thus the automatic opening of the circuit service can be realized.
In order to dynamically simulate a real transmission network element, in combination with the embodiment of the present invention, there is also a preferred implementation scheme, specifically, the method for preparing a static software package on the virtual machine includes:
the static software package comprises a simulation service software package and a single-disk software package;
the single-disk software package is consistent with the version of the single-disk software package running on the network element equipment.
In the first embodiment, a single-disk software package and a simulation service software package which are consistent with the transmission network element software version of the current network are prepared on each virtual machine, a single-disk and simulation service software mirror library is formed, and after a simulation transmission network element is generated, real-time data of a real transmission network element can be synchronized with the simulation transmission network element, so that the simulation rate is close to 100%.
In order to dynamically simulate a real transmission network element, in combination with the embodiment of the present invention, there is also a preferred implementation scheme, specifically, the virtual machine obtains a dynamic data packet of the transmission network element on a routing path according to a circuit routing calculation result of a network manager, where the dynamic data packet includes an operation data mirror packet and a single-disk software start script, and the specific method includes:
and the virtual machine establishes connection with each transmission network element device on the circuit routing path.
In the first embodiment, the virtual machine establishes a file transfer protocol (File Transfer Protocol, abbreviated as FTP) connection with the transport network element.
And the virtual machine sends a backup command to each transmission network element, triggers each transmission network element to backup the running state configuration library information, and generates the running state configuration library backup information of each transmission network element.
And compressing the backup information of the running state configuration library of each transmission network element and the single-disk software start parameter file to generate the running data mirror package, and acquiring the running data mirror package of each transmission network element by the virtual machine.
Generating a single-disk software start script corresponding to each transmission network element according to the disk insertion condition of each transmission network element, wherein the information of the single-disk software start script comprises: frame number, slot number, disc type, ID of the current transport network element.
In the first embodiment, if the slot is not inserted, the disc type is 0. If the slot is provided with an inserted disc, the disc type is a non-0 positive integer.
In order to balance performance and simulate each transmission network element, containers are uniformly distributed on each virtual machine, and in combination with the embodiment of the invention, there is also a preferred implementation scheme, specifically, the static software package and the acquired dynamic data package on the virtual machine are mapped into the containers, and the specific method includes:
and adding the simulation service software package and the single-disk software package on the virtual machine and the running data mirror package and the single-disk software starting script of the current transmission network element into the directory of the virtual machine.
Mapping the catalogue of the virtual machine into the container corresponding to the simulation transmission network element.
In the first embodiment, in order to balance performance, the container configuration center distributes containers uniformly on each virtual machine, each container corresponds to one transmission network element, the transmission network elements are distributed according to the sequence of the routing paths, and the number of the transmission network elements on each virtual machine is distributed uniformly.
In order to dynamically simulate a real transmission network element, in combination with the embodiment of the present invention, there is also a preferred implementation scheme, specifically, the container is loaded with the static software package, the static software package and the dynamic data package are started and operated, and a corresponding relationship between the simulated transmission network element and the transmission network element on the virtual machine is established, and the specific method includes:
and loading the simulation service software package on the container, and starting a simulation service software process.
And in the simulation service software process, corresponding single-disk software is determined according to the single-disk software start script information corresponding to the transmission network element.
In the first embodiment, in the process environment of the simulation service software, the single-disk software start script information corresponding to the transmission network element includes a slot position where the transmission network element is located and a single-disk software type, and the single-disk software corresponding to each transmission network element is determined according to the single-disk software type.
And loading the operation data mirror package in the starting process of the single-disk software to obtain the simulation transmission network element consistent with the operation state of the transmission network element.
In the first embodiment, the directory of the simulation service software running the data mirror package network element ID xxxxx mirrortgz, the single-disk software start script network element ID xxxxx.conf file and 9 transmission network elements in the virtual machine is mapped to each container. And each container is required to be provided with simulation service software to form a software service group corresponding to different real transmission network elements, and the obtained simulation result is that a dynamic corresponding relation is established between 9 transmission network elements and 9 simulation transmission network elements.
In order to avoid the situation of repeated simulation, in combination with the embodiment of the present invention, there is also a preferred implementation scheme, specifically, the method for loading and starting the corresponding single-disk software in the slot corresponding to the single-disk software start script in the software simulation service process environment includes:
if the transmission network element of the network element equipment adopts 1+1/1:1, starting single-disk software of a main slot in a software simulation service process.
In the first embodiment, the protection method is also applicable to 1+1/1:1 single disk backed up.
In order to normally run configuration information of a routing path on a real transmission network element, in combination with the embodiment of the present invention, there is also a preferred implementation scheme, specifically, the method for evaluating circuit service quality by simulating the routing path formed by the transmission network element includes:
before the circuit route path of the network manager is configured, the total alarm number of the transmission network element is recorded.
And the network manager transmits the configuration data of the transmission network element to the simulation transmission network element.
Inquiring whether the total alarm number of the simulation transmission network element after data service configuration is consistent with the total alarm number of the transmission network element, and judging whether the simulation transmission network element data causes faults or not.
And if the quality evaluation judgment is consistent, the network manager transmits the circuit route configuration information to the transmission network element.
If the quality evaluation is inconsistent, the quality evaluation judges that the network management is not passed, and the circuit routing path configuration data of the network management is adjusted.
In the first embodiment, the step of performing quality evaluation on the simulated transmission network element includes:
s601: inquiring the alarm data of 9 transmission network elements on the circuit path of the current network element equipment, and recording the total alarm number M1 of service configuration on the current network element equipment.
S602: and establishing configuration connection between the configuration service and the simulation transmission network elements, transmitting configuration data of the circuit route to 9 simulation transmission network elements by a network manager, evaluating whether a circuit route path set by a user has a fault after the simulation transmission network elements are successfully provided with service devices, and recording the total alarm number M2 of service configuration on the simulation transmission network elements.
S603: inquiring whether the alarm total number M1 of the simulation transmission network element after data service configuration is consistent with the alarm total number M2 of the transmission network element. If M1 is equal to M2, S604 is performed, and if M1 is not equal to M2, S605 is performed.
S604: and the circuit route configuration information of the network manager is issued to the transmission network element through which the route passes, and the circuit is opened.
In the first embodiment, if the total alarm count of the simulated transmission network element after the data service configuration is consistent with the alarm count M2 of the transmission network element, the simulated transmission network element does not generate a new alarm signal under the condition of performing the data service configuration of the current routing path, the simulation rate is reliable, and the data service configuration of the current routing path is operated on the transmission network element without generating a new alarm. The circuit route configuration information of the network manager is issued to 9 transmission network elements through which the route passes, and the circuit is opened.
S605: and according to the fault data analysis data problem on the simulation transmission network element, adjusting the circuit routing path configuration data of the network manager, and executing S602 again.
In the first embodiment, if the total alarm count of the simulated transmission network element after the data service configuration is inconsistent with the total alarm count M2 of the transmission network element, the corresponding circuit routing path configuration data in the network management is adjusted according to the alarm signal on the simulated transmission network element, and the simulation needs to be performed again, and the quality evaluation is performed on the simulated transmission network element again after the simulated transmission network element is obtained until the quality evaluation determination passes.
In order to adapt to the service configuration issuing situations of the network manager in different environments and at different times, in combination with the embodiment of the invention, a preferred implementation scheme also exists, specifically, after the evaluation and judgment of the service quality of the circuit of the simulation transmission network element are passed, the circuit routing configuration information of the network manager is issued to the transmission network element through which the routing path passes by in a mode of timing starting or manual starting, so that the circuit is opened.
In the first embodiment, the route data of the circuit route is written into the timing automatic opening task schedule table. If a new timed auto-open plan is proposed, the open plan task name, open time is determined, and the circuit is added to the auto-open plan task. A timer is started. The route of the circuit route can also be added into an established timing automatic opening plan.
In order to adapt to the service configuration issuing situations of the network management in different environments and at different times, in combination with the embodiment of the present invention, there is also a preferred implementation scheme, and specifically, the simulation mode includes: one of a work simulation mode, a learning simulation mode, and a direct mode.
In the first embodiment, the automatic timing turn-on of the circuit includes the following steps:
s701: and writing the path data of the circuit route into a timing automatic opening task schedule. If a new timed auto-open plan is proposed, the open plan task name, open time is determined, and the circuit is added to the auto-open plan task. A timer is started. The route of the circuit route can also be added into an established timing automatic opening plan. The simulation mode includes: one of a work simulation mode, a learning simulation mode, and a direct mode.
S702: and judging the execution mode of the simulation.
According to the circuit simulation mode set in S701, if the circuit in the timed auto-on task schedule is not executed for the learning simulation mode, it can be deleted directly by the user. And if the circuit is opened for the working simulation mode, executing the timed automatic opening task. The direct mode does not trigger the simulation system to dynamically generate.
S703: and executing the timed automatic opening task.
Executing the timing automatic opening task schedule, and activating the corresponding circuit information to the transmission network element.
And according to the timing of the timer, executing a timed automatic opening task schedule at the set automatic opening time, triggering the operation of generating a routing path under the network management, and activating the configuration of the routing path of the circuit to the transmission network element.
Embodiment two:
in an exemplary scenario, a transmission network element dynamic simulation method in the first embodiment is described, 3 virtual machines are prepared, each virtual machine is allocated with 64G physical memory, and a Linux operating system and a containerization component are installed on the virtual machine. And 6 containers are allocated and started at most for each virtual machine, the maximum 8G physical memory allocated for each container is set, and a single-disk software package and a simulation service software package which are consistent with the current network operation network element software version are prepared on each virtual machine to form a single-disk and simulation service software mirror library.
Taking the fons690E packet transmission device as an example (the device is a convergence layer network element device of a packet transmission network), one fons690E packet transmission device is used as a transmission network element.
The user creates a circuit path on the network manager according to the network plan. The network management system performs circuit route calculation to finish the manufacture of the network management side circuit path data. If one circuit working path has 5 nodes, the protection path is 6 nodes, and the source and the destination nodes of the protection path are the same as the source and the destination nodes of the working path, the total number of the circuit working paths is 5+6-2=9.
Typically, 10 or less working path nodes and 10 or less protection path nodes are present, so 18 or less total nodes are present.
The dynamic data package comprises an operation data mirror package and a single-disk software start script.
And establishing file transfer protocol (File Transfer Protocol, abbreviated as FTP) connection with the 9 transmission network elements according to 3 groups on the virtual machine, firstly, respectively sending a saveirror command to the 9 transmission network elements by the virtual machine, triggering the 9 transmission network elements to backup the running configuration library information into zebos.cfg files of the 9 corresponding transmission network elements by the saveirror command, packaging each zebos.cfg file and a single-disk software start parameter file of the corresponding transmission network element into a Mirror.tgz file, packaging 9 pieces of Mirror.tgz files in total, and returning savemirror finish commands to the FTP client.
Then the virtual machine sends a getmirrorr command to 9 transmission network elements respectively, obtains an operation data mirror image packet on each transmission network element, and names the operation data mirror image packets as follows: network element ID xxxxx mirror. The running data mirror package file comprises a corresponding configuration zebos.cfg file and a corresponding single-disk software start-up parameter file.
The zebos.cfg file includes the running state configuration library information of each transmission network element, and contains the cross route information, port configuration information and various configuration block parameter information of a single disk.
According to the plug-in disc condition of each transmission network element, 9 single-disc software start scripts are respectively generated, and the script names adopt corresponding network element ID names, such as network element IDxxxxxx.
9 transmission network elements for creating a circuit path on a network manager are ordered according to the sequence of the routing path, the 9 transmission network elements are equally divided into 3 groups, and the 3 transmission network elements respectively correspond to 1 virtual machine. In order to balance the performance, the container configuration center distributes containers uniformly on each virtual machine, and each container corresponds to one transmission network element. If the total number of the transmission network elements for creating the circuit path on the network manager is not a multiple of 3, the first two virtual machines firstly allocate the quotient+1 containers of the total number of the transmission network elements/3, and the 3 rd virtual machine allocates the remaining containers.
And mapping the directory of the simulation service software running the data mirror package network element ID xxxxx Mirror.tgz, the single-disk software start script network element ID xxxxx.conf files and the 9 transmission network elements in the virtual machine to each container. And each container is required to be provided with simulation service software to form a software service group corresponding to different real transmission network elements.
And loading a corresponding transmission network element simulation service software package on each container, and starting a simulation service software process.
The simulation service software firstly loads single-disk software, and the simulation service software package determines the types of the single-disk software to be loaded, such as a master control disk, a cross disk, a 2-port XGE service disk, a 4-port GE service disk, an FE Ethernet disk and the like, according to the single-disk software starting script of the current transmission network element, wherein each type is represented by integer numbers, such as the 2-port XGE service disk.
In the first embodiment, in the process environment of the simulation service software, the single-disk software start script information corresponding to the transmission network element includes a slot position where the transmission network element is located and a single-disk software type, and the single-disk software corresponding to each transmission network element is determined according to the single-disk software type. And loading operation data mirror image packets corresponding to each transmission network element in the single-disk software starting process, and obtaining the simulation transmission network elements consistent with the operation states of each transmission network element and the single disk after the operation data mirror image packets are sequentially corresponding to each transmission network element.
The step of evaluating the quality of the simulated transmission network element comprises:
s601: inquiring the alarm data of 9 transmission network elements on the circuit path of the current network element equipment, and recording the total alarm number M1 of service configuration on the current network element equipment.
S602: and establishing configuration connection between the configuration service and the simulation transmission network elements, transmitting configuration data of the circuit route to 9 simulation transmission network elements by a network manager, evaluating whether a circuit route path set by a user has a fault after the simulation transmission network elements are successfully provided with service devices, and recording the total alarm number M2 of service configuration on the simulation transmission network elements.
S603: inquiring whether the alarm total number M1 of the simulation transmission network element after data service configuration is consistent with the alarm total number M2 of the transmission network element. If M1 is equal to M2, S604 is performed, and if M1 is not equal to M2, S605 is performed.
S604: the network manager sends the circuit route configuration information of the simulation transmission network elements to the corresponding transmission network elements of each simulation transmission network element respectively, and the circuit is opened.
If the total alarm number of the simulation transmission network element after the data service configuration is consistent with the alarm number M2 of the transmission network element, the simulation transmission network element is represented that no new alarm signal is generated under the condition of carrying out the data service configuration of the current routing path, the simulation rate is reliable, and no new alarm is generated when the data service configuration of the current routing path is operated on the transmission network element. The circuit route configuration information of the network manager is respectively issued to 9 transmission network elements through which the route passes, and the circuit is opened.
S605: and according to the fault data analysis data problem on the simulation transmission network element, adjusting the circuit routing path configuration data of the network manager, and executing S602 again.
If the alarm total number of the simulation transmission network element after the data service configuration is inconsistent with the alarm total number M2 of the transmission network element, the corresponding circuit routing path configuration data in the network management is adjusted according to the alarm signal on the simulation transmission network element, the simulation is needed to be carried out again, the quality evaluation is carried out on the simulation transmission network element again after the simulation transmission network element is obtained, and the quality evaluation is carried out until the quality evaluation judgment passes.
And writing the path data of the circuit route into a timing automatic opening task schedule. If a new timed auto-open plan is proposed, the open plan task name, open time is determined, and the circuit is added to the auto-open plan task. A timer is started. The route of the circuit route can also be added into an established timing automatic opening plan.
The automatic timing switch-on of the circuit comprises the following steps:
s701: and writing the path data of the circuit route into a timing automatic opening task schedule. If a new timed auto-open plan is proposed, the open plan task name, open time is determined, and the circuit is added to the auto-open plan task. A timer is started. The route of the circuit route can also be added into an established timing automatic opening plan. The circuit routing path configuration mode includes: one of a work simulation mode, a learning simulation mode, and a direct mode.
S702: and judging the execution mode of the simulation.
According to the circuit routing path configuration mode set in S701, if the simulation mode is learning, the circuit in the timed auto-on task schedule is not executed and can be deleted directly by the user. And if the circuit is opened for the working simulation mode, executing the timed automatic opening task. The direct mode does not trigger the simulation system to dynamically generate.
S703: and executing the timed automatic opening task.
Executing the timing automatic opening task schedule, and activating the corresponding circuit information to the transmission network element.
And according to the timing of the timer, executing a timed automatic opening task schedule at the set automatic opening time, triggering the operation of generating a routing path under the network management, and activating the configuration of the routing path of the circuit to the transmission network element.
Embodiment III:
the third embodiment provides a dynamic simulation system for a transmission network element, and the dynamic simulation method for the transmission network element provided in the first embodiment is operated, as shown in fig. 2, where the system includes:
and the data preparation module is used for preparing the virtual machine, the data and the software package.
In the third embodiment, the data includes a container configuration center, a simulation service software package and user circuit data, and the software package includes a circuit configuration mode, a single-disk software package, a software start script and an operation data mirror package.
And the dynamic simulation module is used for simulating a single transmission network element, loading a simulation service software package on each container, starting a simulation service software service process in the simulation service software package, and loading single-disk software by the simulation service software.
In the third embodiment, the emulation software service determines the type of the single-disk software to be loaded according to the single-disk software start script of the network element, and loads and starts the corresponding single-disk software in the corresponding slot in the software emulation service process environment. And the single-disk software needs to load the running data mirror package in the starting process, so that the corresponding network element and single-disk running state of the class real time is simulated.
And the quality evaluation module is used for judging whether the circuit operates correctly after the simulation transmission network element downloads the circuit configuration.
And the timing automatic opening module is used for automatically downloading the circuit data to the transmission network element equipment to open the circuit by adopting a timing task mode.
In the third embodiment, the method for using the dynamic simulation system of the transmission network element includes: the data preparation module prepares a routing path and a software package, performs network element simulation on the dynamic simulation module, performs quality evaluation on the circuit routing after obtaining a simulation transmission network element consistent with the real transmission network element state, and if the circuit routing data is proved to be correct by the quality evaluation, the circuit service configuration is issued to the real transmission network element without causing error data, and then enters the timing opening module to open the circuit at regular time. If the quality evaluation is not passed, the circuit route data is proved to be wrong, the circuit route data reenters the data preparation module, the circuit configuration is modified, the network element simulation action is carried out on the dynamic simulation module again, the simulation transmission network element is obtained, and the quality evaluation is carried out on the circuit route again until the quality passes. And automatically downloading the circuit data to the transmission network element equipment to open a circuit by adopting a timing task mode for the service data subjected to the circuit service quality evaluation.
The transmission network element dynamic simulation system provided in the third embodiment not only can avoid the issue of error data, but also can realize the automatic timing opening of the circuit, and can also be used as a tool for operating a user to learn a simulation environment, thereby improving the accuracy of the issue of the circuit.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. A dynamic simulation method for a transmission network element is characterized by comprising the following steps:
preparing a static software package on the virtual machine, wherein the static software package comprises a simulation service software package and a single-disk software package;
the virtual machine obtains dynamic data packets of the transmission network element on the routing path according to the circuit routing calculation result of the network manager;
distributing the same number of containers to the virtual machines according to the number of the transmission network elements;
mapping the static software package on the virtual machine and the acquired dynamic data package into the container;
loading the static software package on the container, starting and running the static software package and the dynamic data package, establishing a corresponding relation between the simulation transmission network element on the virtual machine and the transmission network element, and obtaining a simulation transmission network element consistent with the corresponding running state of the transmission network element on the container;
performing circuit service quality evaluation on a routing path formed by the simulation transmission network elements, and if the quality evaluation is passed, respectively issuing circuit routing configuration information to the transmission network elements through which the routing path passes by a network manager;
the virtual machine obtains a dynamic data packet of a transmission network element on a routing path according to a circuit routing calculation result of a network manager, wherein the dynamic data packet comprises an operation data mirror image packet and a single-disk software starting script, and the specific method comprises the following steps:
the virtual machine establishes connection with each transmission network element device on the circuit routing path;
the virtual machine sends a backup command to each transmission network element, triggers each transmission network element to backup the running state configuration library information, and generates the running state configuration library backup information of each transmission network element;
compressing the backup information of the running state configuration library of each transmission network element and the single-disk software start parameter file to generate the running data mirror package, and acquiring the running data mirror package of each transmission network element by the virtual machine;
generating a single-disk software start script corresponding to each transmission network element according to the disk insertion condition of each transmission network element, wherein the information of the single-disk software start script comprises: frame number, slot number, disc type, ID of the current transport network element.
2. The method for dynamically simulating a transmission network element according to claim 1, wherein the preparing a static software package on the virtual machine comprises:
the single-disk software package is consistent with the version of the single-disk software package running on the network element equipment.
3. The method for dynamic simulation of a transport network element according to claim 1, wherein the static software package and the acquired dynamic data package on the virtual machine are mapped into the container, and the specific method comprises:
adding the simulation service software package and the single-disk software package on the virtual machine and the running data mirror package and the single-disk software starting script of the current transmission network element into a catalog of the virtual machine;
mapping the catalogue of the virtual machine into the container corresponding to the simulation transmission network element.
4. The method for dynamically simulating a transmission network element according to claim 1, wherein the static software package is loaded on the container, the static software package and the dynamic data package are started and operated, and a corresponding relation between the transmission network element and the transmission network element is established on the virtual machine, and the method specifically comprises the steps of:
loading the simulation service software package on the container, and starting a simulation service software process;
in the simulation service software process, corresponding single-disk software is determined according to the single-disk software start script information corresponding to the transmission network element; and loading the operation data mirror package in the starting process of the single-disk software to obtain the simulation transmission network element consistent with the operation state of the transmission network element.
5. The method for dynamically simulating the network element of the transmission network according to claim 1, wherein the slot loading and the starting of the corresponding single-disk software corresponding to the single-disk software starting script in the software simulation service process environment comprise the following steps:
if the transmission network element of the network element equipment adopts 1+1/1:1, starting single-disk software of a main slot in a software simulation service process.
6. The method for dynamically simulating transmission network elements according to claim 1, wherein the routing path formed by the simulated transmission network elements performs circuit service quality evaluation, and the specific method comprises:
before the configuration of the circuit routing path of the network manager, recording the total alarm number of the transmission network element;
the network manager transmits the configuration data of the transmission network element to the simulation transmission network element;
inquiring whether the total alarm number of the simulation transmission network element after data service configuration is consistent with the total alarm number of the transmission network element, and judging whether the simulation transmission network element data causes faults or not;
if the quality evaluation judgment is consistent, the network manager transmits the circuit route configuration information to the transmission network element;
if the quality evaluation is inconsistent, the quality evaluation judges that the network management is not passed, and the circuit routing path configuration data of the network management is adjusted.
7. The method for dynamically simulating transmission network elements according to claim 6, wherein after the evaluation and judgment of the service quality of the circuit of the simulated transmission network elements are passed, the circuit route configuration information of the network manager is issued to the transmission network elements through which the route passes by a mode of timing start or manual start to open the circuit.
8. The transport network element dynamic simulation method of claim 6, wherein the circuit routing path configuration mode comprises: one of a work simulation mode, a learning simulation mode, and a direct mode.
9. A transmission network element dynamic simulation system, the system comprising:
the data preparation module is used for preparing the virtual machine, the data and the software package;
the dynamic simulation module is used for simulating a single transmission network element, loading a simulation service software package on each container, starting a simulation service software service process in the simulation service software package, and loading single-disk software by the simulation service software;
the simulation transmission network element quality evaluation module is used for judging whether the circuit operates correctly after the simulation transmission network element downloads the circuit configuration;
the timing automatic opening module is used for automatically downloading the circuit data to the transmission network element equipment to open the circuit in a timing task mode;
the virtual machine obtains a dynamic data packet of a transmission network element on a routing path according to a circuit routing calculation result of a network manager, wherein the dynamic data packet comprises an operation data mirror image packet and a single-disk software starting script, and the specific method comprises the following steps:
the virtual machine establishes connection with each transmission network element device on the circuit routing path;
the virtual machine sends a backup command to each transmission network element, triggers each transmission network element to backup the running state configuration library information, and generates the running state configuration library backup information of each transmission network element;
compressing the backup information of the running state configuration library of each transmission network element and the single-disk software start parameter file to generate the running data mirror package, and acquiring the running data mirror package of each transmission network element by the virtual machine;
generating a single-disk software start script corresponding to each transmission network element according to the disk insertion condition of each transmission network element, wherein the information of the single-disk software start script comprises: frame number, slot number, disc type, ID of the current transport network element.
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