JPH11261697A - Device control system for information system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device control system for information system, which can easily and flexibly deal with the change of the system constitution with a simplified control program and also can suppress the increase of the data base capacity with respect to the increase of the number of devices which constitute the information system. SOLUTION: This device control system includes a device constitution table 50, a redundancy constitution pattern table 52, a processing group table 54, a pattern processing table 56 and a logical processing sequence data group 58. Then the redundant constitution patterns of devices constructing an information system and a control command of the logical processing sequence corresponding to the requested pattern processing are generated to control these devices. As a result, it is possible to deal with the change in a redundancy constitution pattern merely changing the table 50 and to use in common the control command of the group 58, when the command processing is performed in common among the devices of the same type in the information system.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device control system for an information system, and more particularly to a device control system for an information system which controls each device in an information system including a plurality of devices.

[0002]

2. Description of the Related Art In an information system including a plurality of devices such as an exchange system, device control such as incorporation, separation, and switching of each device is performed. In a conventional switching system, a device control program for installing, separating, and switching each device is prepared, and these device control programs are registered in a database or the like.

[0003]

In the conventional switching system, since a device control program for assembling, separating, and switching is prepared for each device, for example, one (upper device or lower device) connected to the own device is provided. In the case where the number of units has been changed from two to two, a new device control program must be created for the added device, and a new device control program must be created for the own device. Since a new device control program must be created at the time of change, it is difficult to respond flexibly, and there is a problem that the device control program is also complicated.

[0004] The capacity of a database for storing device control programs of all devices constituting the switching system is also limited.
There is a problem that the capacity increases in proportion to the increase in the number of devices constituting the switching system, and a large capacity is required. The present invention has been made in view of the above points, has a simple control program, can easily and flexibly cope with a change in the system configuration, and has a capacity of a database which increases with an increase in the number of devices constituting the system. It is an object of the present invention to provide a device control method for an information system with a small increase.

[0005]

According to a first aspect of the present invention, there is provided a device configuration table in which device index values corresponding to a plurality of devices constituting an information system are registered, and a plurality of device index values for each of the device index values. A redundant configuration pattern table in which a processing group index value corresponding to each redundant configuration pattern is registered; a processing group table in which pattern processing index values corresponding to a plurality of pattern processes are registered for each of the processing group index values; A pattern processing table in which a plurality of logical processing index values corresponding to a plurality of logical processings are registered for each processing index value; and a logical processing sequence data group in which control commands corresponding to the logical processing index values are registered. A logical processing system corresponding to the redundant configuration pattern of the devices constituting the information system and the required pattern processing. Generating a plurality of control commands cans performs control of the device.

As described above, the device index value is obtained from the device configuration table corresponding to the device constituting the information system, and the processing group index value is obtained from the redundant configuration pattern table in correspondence with the device index value and the redundant configuration pattern. To obtain a pattern processing index value from the processing group table corresponding to the processing group index value and the required pattern processing, and obtain a plurality of logical processing index values from the pattern processing table corresponding to the pattern processing index value. In order to control the apparatus by obtaining a plurality of control commands from the logical processing sequence data group corresponding to the plurality of logical processing index values, even if there is a change in the redundant configuration pattern, it is only necessary to change the apparatus configuration table. When there are devices of the same type in the system and perform common processing, the control commands of the logical processing sequence data group are shared and used. It can be.

According to a second aspect of the present invention, in the device control method of the information system according to the first aspect, a device index value is added to the device configuration table in accordance with addition of a device constituting the information system. For this reason, it is possible to cope with the addition of the devices constituting the information system only by adding the device index value to the device configuration table.

According to a third aspect of the present invention, in the device control method for an information system according to the first aspect, a device index value of the device configuration table is deleted in response to deletion of a device constituting the information system. For this reason, it is possible to cope with the deletion of the device constituting the information system only by deleting the device index value of the device configuration table.

According to a fourth aspect of the present invention, in the device control method of the information system according to the first aspect, the hardware / software interfaces of the plurality of devices constituting the information system are unified. As described above, since the hardware / software interface of each of the plurality of devices constituting the information system is unified, the control commands of the logical processing sequence data group can be shared.

[0010]

FIG. 1 is a block diagram showing one embodiment of an exchange system. In the figure, the digital terminal (D
T) 1A and 1B are multiple digital terminal commons (D
The digital line controllers (DLC) 3A, 3B are connected to a plurality of line trunk commons (LTC) 5 via a plurality of DLCCs 4, respectively. In addition, the subscriber controller 6A
Are connected to a plurality of line trunk commons 7, and the subscriber controllers 6B and 6C are connected to a plurality of line trunk commons 8.

A plurality of digital terminal commons 2 are connected to a plurality of time switches (TSW) 13 by a plurality of highway interfaces (HWIINF) 10, and a plurality of line trunk commons (LTC) 5 are connected to a plurality of timeways by a plurality of highway interfaces 11. Switch 1
3 and a plurality of line trunk commons 7 and 8 are connected to a plurality of time switches 13 by a plurality of highway interfaces 12.

A plurality of time switches 13 are supplied with clocks from a plurality of clock sources (SYN) 14 and perform line connection under the control of a plurality of signaling controllers (SGC) 15. The time switch 13 has a tone generator 16 for generating a ringing tone and a holding tone.
Is connected. Multiple signaling controllers 1
5 is connected to a plurality of peripheral access controllers and arbiters (PSA / PAC) 17 and a plurality of line register signals and a bus controller (LR).
PC) 18. The line register signal and bus controller 18 is connected to the peripheral access controller and arbiter 17.

A plurality of peripheral access controllers and arbiters 17 control each of a plurality of system buses (SBs) 19, and each of the plurality of system buses 19 has a plurality of central processors (CP) 20 for controlling the entire switching system. It is connected. The central processor 20 has a plurality of hard disk units (HDU) 24 and a magneto-optical disk unit (MO) via a SCSI 21 and SCSI controllers (SCC) 22 and 23.
U) 25 is connected. A control console (EM) 2 is connected to the SCSI 21 via the Ethernet controller 26.
7 is connected.

In the present invention, the connection configuration and the redundant configuration of the respective devices constituting the switching system are classified and patterned in advance by focusing on one device. FIG. 2 shows a block diagram of each example of the redundant configuration pattern. In the redundant configuration pattern shown in FIG. 2A, the lower order device 40 is connected to the upper order device 42. In the redundant configuration pattern shown in FIG. 2B, the lower order device 40 is connected to the upper order devices 42 and 43. In the redundant configuration patterns shown in FIGS. 2A and 2B, the lower device 40 is incorporated and controlled to be separated.
No switching control is performed.

In the redundant configuration pattern shown in FIG. 2C, the lower device 40 is connected to the upper device 42, and the lower device 41 is connected to the upper device 43. Further, the lower-level devices 40.
41 are mutually connected. In the redundant configuration pattern shown in FIG. 2D, the lower device 40 is connected to the upper devices 42 and 43, and the lower device 41 is connected to the upper devices 42 and 43. The lower-level devices 40.41 are mutually connected. In the redundant configuration patterns shown in FIGS. 2C and 2D, for example, the lower device 40 is the active system and the lower device 41 is the standby system. Each of the lower-level devices 40 and 41 is controlled to be incorporated, separated, and switched.

[0016] Figure 2 active system is lower apparatus 40 _{1-40 4} each host device in a redundant configuration pattern illustrated in (E) 42
, And the standby lower device 41 is connected to the upper device 43. Further, between the lower apparatus 40 _{1-40 4} and the lower unit 41 is not directly connected (interlacing). Lower apparatus 40 _{1-40 4} built for each of the control of the disconnection is carried out, if any of the lower apparatus 40 _{1-40 4} fails, control is performed to switch the device to the lower device 41 of the standby system. In addition to this, for example, a redundant configuration pattern or the like while is directly connected (entangled) with FIG 2 (E) configured similarly lower apparatus 40 _{1-40 4} and the lower unit 41.

FIG. 3 shows a structural diagram of one embodiment of a data table used in the present invention. In the figure, the device configuration table 5
In 0, the device identifiers EQID of all the devices constituting this switching system are registered. Device identifier EQ
The ID also indicates which of the redundant configuration patterns in FIGS. 2A to 2E the device is used in, and the corresponding redundant configuration pattern table 5 using the device identifier EQID.
2 is searched. The redundant configuration pattern table 52 is provided for each apparatus, and in each redundant configuration pattern table, a processing group address of each redundant configuration pattern as shown in FIGS. 2A to 2E is registered.

Using this processing group address, a corresponding processing group table 54 is searched. In the processing group table 54, pattern processing addresses of the incorporation processing, the separation processing, the switching processing, and the failure processing are registered. Using this pattern processing address, the corresponding pattern processing table 56 is searched. Pattern processing table 56
Each address of a logical processing sequence constituting each processing (for example, an incorporation processing, etc.) is registered.

All control commands (APID, MSGCD) constituting each logical processing sequence are registered as a logical processing sequence data group 58. The device configuration table 50, the redundant configuration pattern table 52, the processing group table 54, and the logical processing sequence data group 58 are registered in a database stored in the hard disk drive (HDU) 24 or the magneto-optical disk drive (MOU) 25. .

The central processor 20 searches for the apparatus configuration table 50, the redundant configuration pattern table 52, the processing group table 54, and the logical processing sequence data group 58 shown in FIG. The control program for that is
The device configuration table 50 corresponding to the device requiring control
To obtain the device index value EQID.
A processing group address as a processing group index value is obtained from the redundant configuration pattern table 52 corresponding to the redundant configuration pattern with the QID, and a logical processing is performed from the processing group table 54 corresponding to the processing group address and the required pattern processing. A pattern processing address as an index value is obtained, addresses as a plurality of logical processing index values are obtained from the pattern processing table 56 corresponding to the pattern processing address, and a plurality of addresses are obtained from the logical processing sequence data group corresponding to the plurality of addresses. Logical control sequence data group 58
This is a very simple program that obtains control commands from and controls the device.

When a new device C is additionally connected to the exchange system, the device identifier EQID of the new device C is additionally registered in the device configuration table 50. If the new device C is the same device as the existing device X, the device identifier E of the new device C
The same redundant configuration pattern table 52 as that of the existing device X is searched by the QID. As described above, the addition of the new device C is only required to additionally register the device identifier EQID of the new device C in the device configuration table 50. Deletion of an existing device only requires deleting the device identifier EQID of the existing device from the device configuration table 50.

The firmware / hardware interface of each device constituting the switching system is unified, and each device is provided with a control command (APID, MSGC).
The operation is controlled by the supply of D). Here API
D (application identifier) is provided to identify processing such as device control and download.
D (message code) subdivides the command in each process. For example, APID = 0007, MSGCD =
0001 is an instruction for starting the online operation of the device control, and APID = 0007 and MSGCD = 0007 are instructions for a copy start request of the device control. APID =
[0006] MSGCD = 0001 is an instruction for a download start request.

[0023] Here, the lower device 40 ₁ of the device identifier EQID redundant pattern shown in FIG. 2 (E), a redundant configuration as shown in FIG. 4 is n: 1 (n in this case 4), and The "none" bit is set for direct confounding between the active system and the standby system, and the "single" bit is set for higher-level connections. If the same circuit in the lower apparatus 40 _{1-40 4} for example, a line trunk common (LTC) 7, 8, it is possible to divert a logical process sequence of the lower device 40 ₁ in the other of the lower device 40 _{2-40 4.}

In this case, the device configuration table 5 shown in FIG.
0A of example device identifier EQID indicated by device XX is assumed to correspond to the line trunk common as lower apparatus 40 _1. The redundant configuration pattern table 52A of the line trunk circuit is searched from the device identifier EQID.
Then, the processing group table 54A corresponding to n: 1 is searched from the processing group address corresponding to n: 1 in the redundant configuration pattern table 52A.

In the processing group table 54A corresponding to n: 1, a pattern processing address x for the incorporation processing, a pattern processing address y for the separation processing, a pattern processing address z for the switching processing, a pattern processing address ss for the failure processing, and the like are registered. Then, the pattern processing table 56A of the integration processing corresponding to n: 1 is searched from the pattern processing address x of the integration processing, and the pattern processing table 56B of the separation processing corresponding to n: 1 is searched from the pattern processing address y of the separation processing. The pattern processing table 56C of the switching processing corresponding to n: 1 is searched from the pattern processing address z of the switching processing.

For example, in the pattern processing table 56C, respective addresses of common processes A and B, individual processes a to n, which are logical process sequences of the switching process corresponding to n: 1, are registered. The control command is read from the logical processing sequence data group 58 by the address. The above control is executed by the central processor 20. Which process is selected from the process group table 54A is determined by a request supplied to the central processor 20. The control command read in this way is supplied to the corresponding line trunk common, and the line trunk common is controlled.

Next, a description will be given of an embodiment of device control when the working system is incorporated in the line register signal and bus controller (LRPC) 18 shown in FIG. In this case, the central processor 20 obtains the line register signal of the active system and the third device identifier EQID indicating the bus controller (LRPC) 18 from the device configuration table 50D shown in FIG. Search 52D. Then, the processing group table 54D corresponding to the redundancy is searched from the processing group address corresponding to the redundancy in the redundant configuration pattern table 52D.

Next, the pattern processing table 56D of the incorporation processing corresponding to the line register signal and the duplexing of the bus controller 18 is searched from the pattern processing address of the incorporation processing of the processing group table 54D, and the logical processing is performed according to the logical processing sequence of the pattern processing table 56D. From the processing sequence data group 58, the control command 60 ₁ of the MSCN mask setting input data of the own system, the control command 60 ₂ of the MSCN mask setting input data of the other system, and the control command 60 _N of the failure interrupt mask canceling input data in the order. Read sequentially.

The central processor 20 supplies the above-mentioned control commands 60 _{1 to} 60 _N to the active line register signal and the bus controller 18, and executes this control command by the active line register signal and the bus controller 18. Incorporation is performed. FIG. 7 shows the line register signal and the bus controller (L
4 shows a logical processing sequence of an embodiment of the incorporation of the RPC) 18. In the figure, each of 70A to 70H is a program module executed by the central processor 20. The program module 70C reads a control command from the logical processing sequence data group 58 in accordance with the logical processing sequence of the pattern processing table 56D and passes it to the program modules 70H and 70G (or 70G via the program module 70D). A control command is supplied to the line register signal and the bus controller 18 to perform embedding.

Next, a description will be given of an embodiment of device control when the standby system is disconnected from the line register signal and bus controller (LRPC) 18 shown in FIG. In this case, the central processor 20 obtains the line register signal of the standby system and the fourth device identifier EQID indicating the bus controller (LRPC) 18 from the device configuration table 50D shown in FIG. Search for 52E. Then, the processing group table 54E corresponding to the redundancy is searched from the processing group address corresponding to the redundancy in the redundant configuration pattern table 52E.

Next, the line register signal and the pattern processing table 56E of the disconnection processing corresponding to the duplexing of the bus controller 18 are searched from the pattern processing address of the disconnection processing of the processing group table 54E, and the logical processing is performed according to the logical processing sequence of the pattern processing table 56E. control command 61 ₁ fault interrupt mask setting input data from the processing sequence data group 58 is read in order of control command 61 ₂ fault interrupt mask setting input data.

The central processor 20 supplies the above-mentioned control commands 61 ₁ , 61 _N ... To the spare line register signal and the bus controller 18, and executes the control command by the spare line register signal and the bus controller 18. Disconnection is performed.
FIG. 9 shows a logical processing sequence of one embodiment of disconnection of the line register signal and the bus controller (LRPC) 18. In the figure, each of 70A to 70H is a program module executed by the central processor 20. The program module 70C reads a control command from the logical processing sequence data group 58 in accordance with the logical processing sequence of the pattern processing table 56E and passes it to the program modules 70H and 70G. To be separated.

Next, an embodiment of the device control at the time of switching from the active system to the standby system when the line register signal and the bus controller (LRPC) 18 have a failure shown in FIG. 1 will be described. In this case, the central processor 20
0 from the device configuration table 50D shown in FIG.
Is retrieved from the third device identifier EQID indicating the line register signal and the redundant configuration pattern table 52D of the bus controller 18. Then, the processing group table 54D corresponding to the redundancy is searched from the processing group address corresponding to the redundancy in the redundant configuration pattern table 52D.

Next, the line register signal and the pattern processing table 56F of the duplexing-compatible failure isolation processing of the bus controller 18 are searched from the pattern processing address of the failure isolation processing of the processing group table 54D, and according to the logical processing sequence of the pattern processing table 56F. ,
The control command of the notification before the device switching is read from the logical processing sequence data group 58, and subsequently, the control command 62 ₁ of the system switching request to the control command 62 _X of the failure interrupt mask release input data are sequentially read.

The central processor 20 supplies the above-mentioned control commands 62 _{1 to} 62 _X to the active or standby line register signal and the bus controller 18, and sends this control command to the active or standby line register signal and the bus controller 18. The execution of 18 switches between the active system and the standby system. FIG. 11 shows a line register signal and a bus controller (LRPC).
18 shows a logical processing sequence of one embodiment of switching 18. In the figure, each of 70A to 70H is a program module executed by the central processor 20.
The program module 70C has the pattern processing table 5
A control command is read out from the logical processing sequence data group 58 in accordance with the logical processing sequence of FIG. 6F and passed to the program modules 70H and 70G. Each control command is supplied from the program modules 70H and 70G to the line register signal and the bus controller 18 and The standby system is switched.

It should be noted that the switching between the active line register signal and the bus controller and the standby line register signal and the bus controller in which the fault has occurred in the period TA is performed, and the fault occurs in the standby system in the next period TB. Of the line register signal and the bus controller. The device index table EQID is searched by searching the device configuration table 50 corresponding to the device requiring control.
And a processing group address as a processing group index value from the redundant configuration pattern table 52 corresponding to the redundant configuration pattern with the device index value EQID, and corresponding to the processing group address and the required pattern processing. Processing group table 5
4 to obtain a pattern processing address as a logical processing index value, obtain an address as a logical processing index value from the pattern processing table 56 corresponding to the pattern processing address, and perform control from the logical processing sequence data group corresponding to this address. Since a command is obtained and a control command is obtained from the logical processing sequence data group 58 to control the apparatus, even if there is a change in the redundant configuration pattern, it can be dealt with only by changing the apparatus configuration table. When there are different types of devices and common processing is performed, the control commands of the logical processing sequence data group can be used in common.

Further, the addition of a device constituting the information system can be dealt with only by adding a device index value EQID to the device configuration table. The deletion of a device constituting the information system can be dealt with by the device index value of the device configuration table. This can be dealt with simply by deleting the EQID. Further, since the hardware / software interface of each of a plurality of devices constituting the information system is unified, control commands for the logical processing sequence data group can be shared.

[0038]

As described above, the first aspect of the present invention provides
A device configuration table in which device index values corresponding to a plurality of devices constituting the information system are registered, and a redundant configuration pattern table in which a processing group index value corresponding to each of a plurality of redundant configuration patterns is registered for each of the device index values A process group table in which pattern processing index values corresponding to a plurality of pattern processes are registered for each of the process group index values; and a plurality of logical processes corresponding to a plurality of logical processes for each of the pattern process index values A pattern processing table in which index values are registered, and a logical processing sequence data group in which control commands corresponding to the logical processing index values are registered, and a redundant configuration pattern of a device constituting the information system and required pattern processing Generating a plurality of control commands of a logical processing sequence corresponding to Do.

As described above, the device index value is obtained from the device configuration table corresponding to the device constituting the information system, and the processing group index value is obtained from the redundant configuration pattern table in correspondence with the device index value and the redundant configuration pattern. To obtain a pattern processing index value from the processing group table corresponding to the processing group index value and the required pattern processing, and obtain a plurality of logical processing index values from the pattern processing table corresponding to the pattern processing index value. In order to control the apparatus by obtaining a plurality of control commands from the logical processing sequence data group corresponding to the plurality of logical processing index values, even if there is a change in the redundant configuration pattern, it is only necessary to change the apparatus configuration table. When there are devices of the same type in the system and perform common processing, the control commands of the logical processing sequence data group are shared and used. It can be.

According to a second aspect of the present invention, a device index value is added to the device configuration table in accordance with addition of a device constituting the information system. For this reason, it is possible to cope with the addition of the devices constituting the information system only by adding the device index value to the device configuration table. According to a third aspect of the present invention, a device index value of the device configuration table is deleted in accordance with deletion of a device constituting the information system.

Therefore, it is possible to cope with the deletion of the devices constituting the information system only by deleting the device index value in the device configuration table. In the invention described in claim 4, the hardware / software interface of each of the plurality of devices constituting the information system is unified. As described above, since the hardware / software interface of each of the plurality of devices constituting the information system is unified, the control commands of the logical processing sequence data group can be shared.

[Brief description of the drawings]

FIG. 1 is a block diagram of one embodiment of an exchange system.

FIG. 2 is a block diagram of each example of a redundant configuration pattern.

FIG. 3 is a structural diagram of an embodiment of a data table used in the present invention.

FIG. 4 is a diagram for explaining a device identifier EQID of the redundant configuration pattern shown in FIG.

FIG. 5 is a structural diagram of an embodiment of a data table used in the present invention.

FIG. 6 is a structural diagram of an embodiment of a data table when a line register signal and a bus controller (LRPC) 18 are incorporated.

FIG. 7 is a logic processing sequence of one embodiment of the incorporation of the line register signal and bus controller (LRPC) 18;

FIG. 8 is a structural diagram of an embodiment of a data table when a line register signal and a bus controller (LRPC) 18 are disconnected.

FIG. 9 is a logical processing sequence of an embodiment of disconnection of a line register signal and a bus controller (LRPC) 18;

FIG. 10 is a structural diagram of an embodiment of a data table when a line register signal and a bus controller (LRPC) 18 are switched.

FIG. 11 is a logical processing sequence of an embodiment of switching of a line register signal and a bus controller (LRPC) 18;

[Explanation of symbols]

1A, 1B Digital terminal (DT) 2 Digital terminal common (DTC) 3A, 3B Digital line controller (DLC) 5 Line trunk common (LTC) 6A-6C Subscriber controller (SLC) 7, 8 Line trunk common (LTC) 10 12 Highway Interface (HWIIN)
F) 13 Time switch (TSW) 14 Clock source (SYN) 15 Signaling controller (SGC) 16 Tone generator (TNG) 17 Peripheral access controller and arbiter (PSA / PAC) 18 Line register signal and bus controller (LRPC) 19 System bus (SB) 20 Central processor (CP) 24 hard disk drive (HDU) 25 magneto-optical disk drive (MOU) 26 Ethernet controller 27 control console _{(EM) 40 1 ~40 4,} 41 sub system 42, 43 the upper apparatus 50 apparatus configuration table 52 redundant configuration pattern table 54 processing group table 56 pattern processing table 58 logical processing sequence data group

Claims (4)

[Claims] 1. An apparatus configuration table in which apparatus index values corresponding to a plurality of apparatuses constituting an information system are registered, and a processing group index value corresponding to each of a plurality of redundant configuration patterns are registered for each of the apparatus index values. A redundant configuration pattern table, a processing group table in which pattern processing index values corresponding to a plurality of pattern processings are registered for each of the processing group index values, and a plurality of logical processings corresponding to each of the pattern processing index values A pattern processing table in which a plurality of logical processing index values are registered, and a logical processing sequence data group in which control commands corresponding to the logical processing index values are registered, and a redundant configuration pattern of a device configuring the information system. Generates multiple control commands of the logical processing sequence corresponding to the required pattern processing. Device control method of an information system and performs control of the device. 2. An apparatus according to claim 1, wherein an apparatus index value is added to said apparatus configuration table in accordance with addition of an apparatus constituting said information system. control method. 3. An apparatus according to claim 1, wherein an apparatus index value is deleted from said apparatus configuration table in accordance with deletion of an apparatus constituting said information system. control method. 4. The information system control method according to claim 1, wherein the hardware / software interface of each of the plurality of devices constituting the information system is unified. Device control method.