CN107423620B - Management method and device for storage server service process - Google Patents

Management method and device for storage server service process Download PDF

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CN107423620B
CN107423620B CN201710143617.2A CN201710143617A CN107423620B CN 107423620 B CN107423620 B CN 107423620B CN 201710143617 A CN201710143617 A CN 201710143617A CN 107423620 B CN107423620 B CN 107423620B
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service process
service
module
control manager
restarting
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CN107423620A (en
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黄玉龙
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Suzhou Inspur Intelligent Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/55Detecting local intrusion or implementing counter-measures
    • G06F21/554Detecting local intrusion or implementing counter-measures involving event detection and direct action
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/30Monitoring
    • G06F11/3051Monitoring arrangements for monitoring the configuration of the computing system or of the computing system component, e.g. monitoring the presence of processing resources, peripherals, I/O links, software programs
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/86Event-based monitoring
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2135Metering

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  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
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  • Quality & Reliability (AREA)
  • Computer Hardware Design (AREA)
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Abstract

The invention belongs to the technical field of service process management, and particularly relates to a method and a device for managing a service process of a storage server. The invention discloses a management method for a storage server service process, which comprises the following steps: reading an XML configuration file; adding and describing a plurality of service processes in an XML configuration file; creating a monitoring thread in the service control manager; monitoring the state of the service process by the monitoring thread every preset time; and setting different processing modes according to different states of the service process. The invention also discloses a management device for the server service process of the storage server. The invention sets different processing modes aiming at different states of the service process, prevents data from being illegally stolen, and ensures the integrity and reliability of the storage service.

Description

Management method and device for storage server service process
Technical Field
The invention belongs to the technical field of service process management, and particularly relates to a method and a device for managing a service process of a storage server.
Background
When the storage server is designed, the storage server is found to have complex business, more service processes are needed, and the starting time and the stopping time of the service processes are different. The general storage server starts the service process through the script, and only the service process can be started simply, but the reasons of abnormal exit of the service process, illegal tampering of the service process, stopping of the service process and the like are not eliminated.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a method and an apparatus for managing a service process of a storage server, which set different processing modes for different states of the service process, prevent data from being illegally stolen, and ensure integrity and reliability of a storage service.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the invention provides a management method of a storage server service process, which comprises the following steps:
step 1: reading an XML configuration file;
step 2: adding and describing a plurality of service processes in an XML configuration file, wherein each service process comprises a plurality of service process sub-elements;
and step 3: creating a monitoring thread in the service control manager;
and 4, step 4: monitoring the state of a service process by a monitoring thread every other preset time, wherein the state of the service process comprises starting, running, restarting, suspending and stopping;
and 5: and setting different processing modes according to different states of the service process.
Preferably, the step 5 further comprises:
judging whether the state of the service process is suspended or stopped, and if the state of the service process is suspended, sending a request message for restarting the service process to a service control manager through a message queue; if the operation is stopped, the next step is carried out;
judging whether the source program of the service process is illegally tampered, if so, reporting the log to a service control manager, and repairing the source program of the service process; if not, sending a request message for starting the service process to the service control manager through the message queue;
the service control manager issues a command to restart or start the service process.
Preferably, the step 5 further comprises:
presetting the maximum restart times of a service process;
recording the restarting times of the service process;
judging whether the restart times of the service process caused by operation errors exceed the maximum restart times or not, if so, automatically repairing the service process by the service control manager; if not, returning to continuously record the restarting times of the service process.
Preferably, the service process sub-element includes a name of the service process, a category of the service process, a version number of the service process, a start of the service process, a stop of the service process, a restart notification of the service process, and a maximum restart number of the service process.
The invention also provides a management device for the service process of the storage server, which comprises the following modules:
the reading module is used for reading the XML configuration file;
the service process adding module is used for adding and describing a plurality of service processes in the XML configuration file;
the thread creating module is used for creating a monitoring thread in the service control manager;
the monitoring module is used for monitoring the state of the thread monitoring service process at intervals of preset time;
and the processing module is used for setting different processing modes according to different states of the service process.
Preferably, the processing module further comprises:
the first judgment module is used for judging whether the state of the service process is suspended or stopped, and if the state of the service process is suspended, the first judgment module sends a request message for restarting the service process to the service control manager through the message queue; if the operation is stopped, the next step is carried out;
the second judgment module is used for judging whether the source program of the service process is illegally tampered, if so, reporting the log to the service control manager, and repairing the source program of the service process; if not, sending a request message for starting the service process to the service control manager through the message queue;
and the command sending module is used for sending a command for restarting or starting the service process by the service control manager.
Preferably, the processing module further comprises:
the setting module is used for presetting the maximum restarting times of the service process;
the recording module is used for recording the restarting times of the service process;
the third judgment module is used for judging whether the restart times of the service process caused by operation errors exceed the maximum restart times or not, and if so, the service control manager automatically repairs the service process; if not, returning to continuously record the restarting times of the service process.
Compared with the prior art, the management method for the service process of the storage server has the following beneficial effects:
in the prior art, a service process is started by using a script, and the process is simply started and stopped, so that the process cannot be really protected, and the reliability and integrity of the process cannot be ensured; the invention breaks through the use of the script to start the service process, adds the service process in the XML configuration file, has configurability and easy expansibility, does not need to modify codes every time, and can achieve the purpose of configuring the service process only by modifying the configuration file; the method and the device ensure the normal operation of the storage service of the storage server by monitoring the state of the service process and setting different processing modes aiming at different states of the service process; the invention reports the log to the service control manager and repairs the source program of the service process by monitoring the source program of the service process if the source program is tampered, thereby ensuring that the service process is not tampered, preventing data from being illegally stolen and ensuring the integrity and reliability of the storage service.
The beneficial effects of a management apparatus for a storage server service process are similar to those of a management method for a storage server service process, and are not described herein again.
Drawings
FIG. 1 is a flowchart illustrating a method for managing a storage server service process according to the present invention.
FIG. 2 is a second flowchart illustrating a method for managing a storage server service process according to the present invention.
FIG. 3 is a third flowchart illustrating a method for managing a storage server service process according to the present invention.
FIG. 4 is a schematic structural diagram of a management apparatus for a storage server service process according to the present invention.
FIG. 5 is a second schematic structural diagram of a management apparatus for a storage server service process according to the present invention.
FIG. 6 is a third schematic view of a management apparatus for a storage server service process according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms and concepts appearing in the following examples are explained below:
message queue: the English is called Message queue for short, MQ for short, and is a communication method of application programs by application programs. Applications communicate by writing and retrieving queued data (messages) for the application without requiring a dedicated connection to link them. Messages refer to programs communicating by sending data in a message, rather than communicating by directly invoking each other. Queuing refers to the application communicating through a queue. The use of queues removes the requirement that the receiving and sending applications execute simultaneously.
A service control manager: the system is called Service Control Manager (SCM) in English, and is a part of Windows system and the core of Windows Service system when the system is started.
The following describes a method and an apparatus for managing a storage server service process according to the present invention with reference to the accompanying drawings and embodiments:
FIG. 1 is a flowchart illustrating a method for managing a storage server service process according to the present invention. Referring to fig. 1, a method for managing a storage server service process includes the following steps:
step S101: reading an XML configuration file;
step S102: adding and describing a plurality of service processes in an XML configuration file, wherein each service process comprises a plurality of service process sub-elements;
step S103: creating a monitoring thread in the service control manager;
step S104: monitoring the state of a service process by a monitoring thread every other preset time, wherein the state of the service process comprises starting, running, restarting, suspending and stopping;
step S105: and setting different processing modes according to different states of the service process.
FIG. 2 is a second flowchart illustrating a method for managing a storage server service process according to the present invention. Referring to fig. 2, a method for managing a storage server service process includes the following steps:
step S201: reading an XML configuration file;
step S202: adding and describing a plurality of service processes in an XML configuration file, wherein each service process comprises a plurality of service process sub-elements;
step S203: creating a monitoring thread in the service control manager;
step S204: monitoring the state of the service process by the monitoring thread every preset time;
step S205: judging whether the state of the service process is suspended or stopped, if the state is suspended, executing step S206 to send a request message for restarting the service process to the service control manager through the message queue; if the operation is stopped, go to step S207;
step S207: judging whether the source program of the service process is illegally tampered, if so, performing step S208 to report the log to the service control manager, and repairing the source program of the service process; if not, step S209 is performed to send a request message for starting the service process to the service control manager through the message queue;
step S210: the service control manager issues a command to restart or start the service process.
The service process sub-elements comprise the name of the service process, the type of the service process, the version number of the service process, the starting of the service process, the stopping of the service process, the restarting notice of the service process and the maximum restarting times of the service process.
It is noted that the predetermined time may be set to 5 s. Starting the service process can be started according to the category of the service process or the name of the service process. The service process can be stopped or all the service processes can be stopped according to the names of the service processes, and the service processes can be killed or all the service processes can be killed according to the categories of the service processes.
FIG. 3 is a third flowchart illustrating a method for managing a storage server service process according to the present invention. Referring to fig. 3, a method for managing a storage server service process includes the following steps:
step S301: reading an XML configuration file;
step S302: adding and describing a plurality of service processes in an XML configuration file;
step S303: creating a monitoring thread in the service control manager;
step S304: monitoring the state of the service process by the monitoring thread every preset time;
step S305: presetting the maximum restart times of a service process;
step S306: recording the restarting times of the service process;
step S307: judging whether the restart times of the service process caused by operation errors exceed the maximum restart times or not, if so, performing step S308 to automatically repair the service process by the service control manager; if not, return to step 306.
It should be noted that the maximum number of reboots may be set to 3.
FIG. 4 is a schematic structural diagram of a management apparatus for a storage server service process according to the present invention. Referring to fig. 4, an apparatus for managing a storage server service process includes the following units:
a reading module 401, configured to read an XML configuration file;
a service process adding module 402, configured to add and describe multiple service processes in the XML configuration file;
a thread creating module 403, configured to create a monitoring thread in the service control manager;
a monitoring module 404, configured to monitor a state of the thread monitoring service process every predetermined time;
the processing module 405 is configured to set different processing modes according to different states of the service process.
The reading module 401 is sequentially connected with a service process adding module 402, a thread creating module 403, a monitoring module 404 and a processing module 405;
FIG. 5 is a second schematic structural diagram of a management apparatus for a storage server service process according to the present invention. Referring to fig. 5, an apparatus for managing a storage server service process includes the following units:
a reading module 501, configured to read an XML configuration file;
a service process adding module 502, configured to add and describe multiple service processes in an XML configuration file;
a thread creating module 503, configured to create a monitoring thread in the service control manager;
a monitoring module 504, configured to monitor a state of the thread monitoring service process every predetermined time;
the processing module 505 is configured to set different processing modes according to different states of the service process.
The processing module 505 further includes:
a first judging module 5051, configured to judge whether a state of the service process is suspended or stopped, and if the state of the service process is suspended, send a request message for restarting the service process to the service control manager through the message queue; if the operation is stopped, the next step is carried out;
a second judging module 5052, configured to judge whether the source program of the service process is illegally tampered, and if so, report the log to the service control manager, and repair the source program of the service process; if not, sending a request message for starting the service process to the service control manager through the message queue;
a command issuing module 5053 for the service control manager to issue a command to restart or start a service process.
The reading module 501 is sequentially connected to a service process adding module 502, a thread creating module 503, a monitoring module 504 and a processing module 505; the first determination module 5051 sequentially connects the second determination module 5052 and the command issuance module 5053.
FIG. 6 is a third schematic view of a management apparatus for a storage server service process according to the present invention. Referring to fig. 6, an apparatus for managing a storage server service process includes the following units:
a reading module 601, configured to read an XML configuration file;
a service process adding module 602, configured to add and describe multiple service processes in the XML configuration file;
a thread creating module 603, configured to create a monitoring thread in the service control manager;
a monitoring module 604, configured to monitor a state of the thread monitoring service process every predetermined time;
the processing module 605 is configured to set different processing modes according to different states of the service process.
The processing module 605 further includes:
a setting module 6051, configured to preset a maximum restart time of the service process;
a recording module 6052, configured to record the restart times of the service process;
a third judging module 6053, configured to judge whether the restart time of the service process due to an operation error exceeds the maximum restart time, and if so, automatically repair the service process by the service control manager; if not, returning to continuously record the restarting times of the service process.
The reading module 601 is sequentially connected to a service process adding module 602, a thread creating module 603, a monitoring module 604 and a processing module 605; the setting module 6051 sequentially connects the recording module 6052 and the third judgment module 6053.
The device disclosed by the embodiment of the invention corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant parts can be referred to the method part for description.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The above description is only an exemplary embodiment of the present invention, and should not be taken as limiting the scope of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (3)

1. A management method for a storage server service process is characterized by comprising the following steps:
step 1: reading an XML configuration file;
step 2: adding and describing a plurality of service processes in an XML configuration file, wherein each service process comprises a plurality of service process sub-elements;
and step 3: creating a monitoring thread in the service control manager;
and 4, step 4: monitoring the state of a service process by a monitoring thread every other preset time, wherein the state of the service process comprises starting, running, restarting, suspending and stopping;
and 5: setting different processing modes aiming at different states of the service process;
step 5 further comprises:
judging whether the state of the service process is suspended or stopped, and if the state of the service process is suspended, sending a request message for restarting the service process to a service control manager through a message queue; if the operation is stopped, the next step is carried out;
judging whether the source program of the service process is illegally tampered, if so, reporting the log to a service control manager, and repairing the source program of the service process; if not, sending a request message for starting the service process to the service control manager through the message queue;
the service control manager sends out a command for restarting or starting the service process;
step 5 further comprises:
presetting the maximum restart times of a service process;
recording the restarting times of the service process;
judging whether the restart times of the service process caused by operation errors exceed the maximum restart times or not, if so, automatically repairing the service process by the service control manager; if not, returning to continuously record the restarting times of the service process.
2. The method for managing the service process of the storage server according to claim 1, wherein the service process sub-element comprises a name of the service process, a category of the service process, a version number of the service process, a start of the service process, a stop of the service process, a restart notification of the service process, and a maximum number of restarts of the service process.
3. An apparatus for managing storage server service processes, comprising:
the reading module is used for reading the XML configuration file;
the service process adding module is used for adding and describing a plurality of service processes in the XML configuration file, and each service process comprises a plurality of service process sub-elements;
the thread creating module is used for creating a monitoring thread in the service control manager;
the monitoring module is used for monitoring the state of the thread monitoring service process at intervals of preset time;
the processing module is used for setting different processing modes aiming at different states of the service process;
the processing module further comprises:
the first judgment module is used for judging whether the state of the service process is suspended or stopped, and if the state of the service process is suspended, the first judgment module sends a request message for restarting the service process to the service control manager through the message queue; if the operation is stopped, the next step is carried out;
the second judgment module is used for judging whether the source program of the service process is illegally tampered, if so, reporting the log to the service control manager, and repairing the source program of the service process; if not, sending a request message for starting the service process to the service control manager through the message queue;
the command sending module is used for sending a command for restarting or starting the service process by the service control manager;
the processing module further comprises:
the setting module is used for presetting the maximum restarting times of the service process;
the recording module is used for recording the restarting times of the service process;
the third judgment module is used for judging whether the restart times of the service process caused by operation errors exceed the maximum restart times or not, and if so, the service control manager automatically repairs the service process; if not, returning to continuously record the restarting times of the service process.
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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109558233A (en) * 2018-11-29 2019-04-02 北京北信源信息安全技术有限公司 Window process management method, device, storage medium and server
CN109871301A (en) * 2019-02-12 2019-06-11 中电科仪器仪表有限公司 A kind of remote test device, system and method
CN110851300A (en) * 2019-09-26 2020-02-28 三维通信股份有限公司 Program process monitoring method and device, computer equipment and readable storage medium
CN111898116B (en) * 2019-12-26 2021-09-24 长扬科技(北京)有限公司 Cache-based industrial white list learning method and system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104750555A (en) * 2015-03-31 2015-07-01 北京奇虎科技有限公司 Management method and device for progresses in Android program
CN106357425A (en) * 2016-08-26 2017-01-25 苏州华兴源创电子科技有限公司 Network management agent method and system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101227630A (en) * 2008-01-29 2008-07-23 中兴通讯股份有限公司 Method for monitoring application program based on window platform
JP2011076308A (en) * 2009-09-30 2011-04-14 Kyocera Mita Corp Image forming system and image forming apparatus
US8661290B2 (en) * 2011-01-14 2014-02-25 International Business Machines Corporation Saving power in computing systems with redundant service processors
CN102135911B (en) * 2011-03-23 2013-08-28 中国工商银行股份有限公司 Method, device and system for starting and stopping server process
CN102360310B (en) * 2011-09-28 2014-03-26 中国电子科技集团公司第二十八研究所 Multitask process monitoring method in distributed system environment
CN104133730A (en) * 2014-07-30 2014-11-05 深圳市中兴移动通信有限公司 Method and device for repairing system abnormality and mobile terminal
CN104391777B (en) * 2014-11-12 2018-01-23 中标软件有限公司 Cloud platform and its operation and monitoring method and device based on (SuSE) Linux OS

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104750555A (en) * 2015-03-31 2015-07-01 北京奇虎科技有限公司 Management method and device for progresses in Android program
CN106357425A (en) * 2016-08-26 2017-01-25 苏州华兴源创电子科技有限公司 Network management agent method and system

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