CN103401764A - Method and device for sending mails - Google Patents

Abstract

The invention discloses a method for sending mails, wherein the method is applied to a cloud computing operating system. The method comprises the following steps: generating mail sending requests, and determining priority of the mails; caching the newly generated mail sending requests in a request queue, and ordering the mail sending requests in the request queue according to the priority of the mail sending requests; reading the mail sending requests in sequence from the request queue, analyzing the mail sending requests, and sending the mails according to mail data obtained after analysis. The method and the device can ensure that important mails in the cloud computing operating system are sent timely and reliably. The invention further discloses a device for sending the mails.

Description

Method and device for sending mail

technical field

The present invention relates to the technical field of cloud computing operating systems, in particular to an email sending method and device.

Background technique

At present, cloud computing is gradually recognized by the industry. The cloud computing operating system, also known as cloud OS (Operating System, operating system), is the overall management and operation system of the cloud computing background data center, which is based on basic hardware resources such as servers, storage, and networks. On top of basic software resources such as stand-alone operating systems, middleware, and databases, it is a cloud platform comprehensive management system that manages massive basic hardware and software resources.

In the cloud computing operating system, in the process of monitoring and managing cloud computing resources (such as hardware servers, storage servers, network devices, virtual resources, middleware, databases, web servers, etc.), a large number of alarms and prompts will be generated information. These alarms and prompts are usually sent by the mail server to corresponding administrators and users by mail. For example, if the server is down, the system will automatically send emails to the corresponding administrators and users. The email content can include: server name, IP, MAC, alarm content, alarm level, alarm time, etc.

In related cloud computing operating systems, when notifying administrators and/or users of alarms and reminders, most of them just set up a mail server and directly call the mail sending API (Application Programming Interface, application programming interface) to send mail. There are many abnormal events in the center, and there are too many alarm entries. Therefore, when the amount of mail is huge, it may cause congestion, and the successful sending of mail cannot be guaranteed. Because important alarm information may be very important to the entire cloud computing operating system or even the entire cloud data center, if these important alarm information cannot be sent and processed in a timely and reliable manner, it will affect the normal operation and use of the entire cloud computing data center. user experience. Therefore, it is necessary to improve the mail sending method in the cloud computing operating system.

Contents of the invention

The technical problem to be solved by the present invention is to provide a mail sending method and device, which can ensure timely and reliable delivery of important mail in the cloud computing operating system.

In order to solve the above-mentioned technical problem, the present invention provides a kind of mail sending method, is applied in cloud computing operating system, and this method comprises:

Generate email sending requests and determine the priority of emails;

Cache the newly generated mail sending request in the request queue, and sort the mail sending requests in the request queue according to the priority of the mail sending request;

Read mail sending requests sequentially from the request queue, parse the mail sending requests, and send mails according to the mail data obtained after parsing.

Further, the above method also includes the following features:

The sorting the mail sending requests in the request queue includes: sorting the mail sending requests in the request queue according to the priority and cache time of the mail sending requests:

For mail sending requests of different priorities, higher priority mail sending requests are queued before lower priority mail sending requests; and

For mail sending requests with the same priority, the mail sending request with the earlier cache time is ranked in front of the mail sending request with the later cache time.

Further, the above method also includes the following features:

Reading mail sending requests sequentially from the request queue, parsing the mail sending requests, and sending mails according to the mail data obtained after parsing, including:

Create a mail sending thread;

The mail sending thread judges whether the position of reading the mail sending request last time is the last bit of the request queue, if yes, returns to the first position of the request queue to read the mail sending request, if not, Then start to read the mail sending request from the next bit of the last read position;

The mail sending thread parses the mail sending request, and calls the application programming interface API of the mail server to send the mail according to the mail data obtained after parsing.

Further, the above method also includes the following features:

After the mail sending thread sends the mail, it also includes:

The mail sending thread judges whether the mail is sent successfully, if the mail is sent successfully, the mail sending request corresponding to the mail is deleted from the request queue, and if the sending fails, the mail corresponding to the mail is deleted from the request queue The request is sent, and then the mail send request is re-cached and ordered in the request queue.

Further, the above method also includes the following features:

The email sending request is generated according to the alarm and reminder information generated by monitoring and managing cloud computing resources in the cloud computing operating system.

Further, the above method also includes the following features:

Running a system-level email monitoring process in the background;

Said mail monitoring process monitors the operation of the mail sending thread, if it detects that the mail sending thread runs abnormally, then restarts the mail sending thread;

The mail monitoring process also regularly backs up data in the request queue, and if it detects data loss in the request queue, automatically restores the request queue according to the backup data.

In order to solve the above technical problems, the present invention also provides a mail sending device, which is applied in a cloud computing operating system, and the device includes:

The request generating module is used to generate a mail sending request and determine the priority of the mail;

A request caching module, configured to cache newly generated mail sending requests in the request queue, and sort the mail sending requests in the request queue according to the priority of the mail sending requests;

The mail sending module is used to sequentially read mail sending requests from the request queue, analyze the mail sending requests, and send mails according to the mail data obtained after parsing.

Further, the above-mentioned device also includes the following features:

The request caching module is configured to sort the mail sending requests in the request queue in the following manner: sort the mail sending requests in the request queue according to the priority and cache time of the mail sending requests:

For mail sending requests of different priorities, higher priority mail sending requests are queued before lower priority mail sending requests; and

For mail sending requests with the same priority, the mail sending request with the earlier cache time is ranked in front of the mail sending request with the later cache time.

Further, the above-mentioned device also includes the following features:

The mail sending module is configured to sequentially read mail sending requests from the request queue and send mails in the following manner:

Create a mail sending thread;

The mail sending thread judges whether the position of reading the mail sending request last time is the last bit of the request queue, if yes, returns to the first position of the request queue to read the mail sending request, if not, Then start to read the mail sending request from the next bit of the last read position;

The mail sending thread parses the mail sending request, and calls the application programming interface API of the mail server to send the mail according to the mail data obtained after parsing.

Further, the above-mentioned device also includes the following features:

The mail sending module is used to determine whether the mail is sent successfully after the mail sending thread sends the mail, if the mail is sent successfully, delete the mail sending request corresponding to the mail from the request queue, if the sending fails , then delete the mail sending request corresponding to the mail from the request queue, and then re-buffer the mail sending request in the request queue and perform sorting.

Further, the above-mentioned device also includes the following features:

The email sending request is generated according to the alarm and reminder information generated by monitoring and managing cloud computing resources in the cloud computing operating system.

Further, the above-mentioned device also includes the following features:

The device also includes a mail monitoring module;

The mail monitoring module is used to run a system-level mail monitoring process in the background; the mail monitoring process monitors the operation of the mail sending thread, and if it detects that the mail sending thread is running abnormally, then restarts the mail sending thread; the mail monitoring The process also regularly backs up the data in the request queue, and automatically restores the request queue according to the backup data if data loss in the request queue is detected.

Compared with the prior art, the present invention provides a method and device for sending emails, which are applied to cloud computing operating systems. By setting priorities for emails and caching them in the queue, the emails are read from the cache queue according to the priority and sent. Requesting and sending emails can ensure timely and reliable delivery of important emails (alarms, reminders) in the cloud computing operating system.

Description of drawings

FIG. 1 is a flowchart of an email sending method according to an embodiment of the present invention.

FIG. 2 is a schematic structural diagram of an email sending system according to an embodiment of the present invention.

FIG. 3 is a schematic diagram of an email monitoring process in an embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solution and advantages of the present invention more clear, the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined arbitrarily with each other.

As shown in Figure 1, an embodiment of the present invention provides a method for sending emails, which is applied to a cloud operating system, and the method includes:

S10, generating an email sending request, and determining the priority of the email;

S20, cache the newly generated mail sending request in the request queue, and sort the mail sending requests in the request queue according to the priority of the mail sending request;

S30. Read email sending requests sequentially from the request queue, analyze the email sending requests, and send emails according to the email data obtained after the analysis.

Wherein, in step S10, the email sending request is generated according to the alarm and reminder information generated by monitoring and managing cloud computing resources in the cloud computing operating system;

Wherein, the cloud computing resources include one or more of the following resources: computing resources (such as hardware servers), storage resources, network resources, and other commonly used software in cloud data centers (such as databases, middleware, etc.).

Wherein, the email sending request may include one or more of the following information: request identifier, recipient address, sender address, email subject, email content, email priority;

Wherein, the priority of the mail can be: high, medium or low;

The priority of the email can be divided according to the importance and urgency of the email content. The more important the email, the higher the priority, and the more urgent the email, the higher the priority. For example, the priority of emails whose server is down is set to high, the priority of emails whose CPU load exceeds 90% is set to medium, and the priority of emails whose CPU load exceeds 85% is set to low.

Wherein, in step S20, the sorting the mail sending requests in the request queue includes: sorting the mail sending requests in the request queue according to the priority and cache time of the mail sending requests:

For mail sending requests of different priorities, higher priority mail sending requests are queued before lower priority mail sending requests; and

For mail sending requests with the same priority, the mail sending request with the earliest cache time is ranked in front of the mail sending request with the late cache time;

Wherein, in step S30, sequentially reading mail sending requests from the request queue, parsing the mail sending requests, and sending mails according to the mail data obtained after parsing, including:

Create a mail sending thread;

The mail sending thread judges whether the position of reading the mail sending request last time is the last bit of the request queue, if yes, returns to the first position of the request queue to read the mail sending request, if not, Then start to read the mail sending request from the next bit of the last read position;

The mail sending thread parses the mail sending request, and calls the application programming interface API (Application Programming Interface) of the mail server to send the mail according to the mail data obtained after parsing.

Preferably, after the mail sending thread sends the mail, it also includes:

The mail sending thread judges whether the mail is sent successfully, if the mail is sent successfully, the mail sending request corresponding to the mail is deleted from the request queue, and if the sending fails, the mail corresponding to the mail is deleted from the request queue The request is sent, and then the mail send request is re-cached and ordered in the request queue.

An example of mail sending is as follows: For example, there are 5 mail sending requests in the request queue, namely: No. 1 mail sending request (high priority), No. 2 mail sending request (high priority), No. 3 mail sending request (high priority), No. 4 mail sending request (medium priority), No. 5 mail sending request (low priority).

When polling the request queue for the first time, read the sending request of mail No. 1 and send the mail, read the sending request of mail No. 2 and send the mail; before reading the sending request of mail No. 3, judge the sending request of mail No. 1 The corresponding mail is sent successfully, therefore, delete the sending request of mail No. 1 from the request queue; then read the sending request of mail No. 3 and send the mail; before reading the sending request of mail No. 4, it is determined that the sending request of mail No. 2 is sent Failed, therefore, delete the No. 2 mail sending request from the request queue, re-cache the No. 2 mail sending request in the request queue, because the priority of the No. 2 mail sending request after re-caching is still high, so re-caching The last mail sending request No. 2 is ranked before the No. 4 mail sending request. Then, compare the cache time of the re-cached No. 2 mail sending request and the No. 3 mail sending request of the same priority, and the re-cached No. 2 mail sending request The cache time of the mail sending request is later than the mail sending request of No. 3, so the re-cached mail sending request of No. 2 is sorted after the No. 3 mail sending request, and the re-cached mail sending request of No. It is read and sent when polling the request queue, thus improving the reliability of mail sending.

Preferably, as shown in Figure 3, the method also includes:

Running a system-level email monitoring process in the background;

Said mail monitoring process monitors the operation of the mail sending thread, if it detects that the mail sending thread runs abnormally, then restarts the mail sending thread;

The mail monitoring process also regularly backs up the data in the request queue, if it is detected that the request queue data is lost, then automatically restore the request queue according to the backup data;

Among them, the mail sending thread runs abnormally, for example: the mail sending thread is automatically destroyed or terminated (not working properly) due to some reasons or errors.

As shown in Figure 2, the embodiment of the present invention also provides a mail sending device, which is applied in a cloud computing operating system, and the device includes:

The request generating module is used to generate a mail sending request and determine the priority of the mail;

A request caching module, configured to cache newly generated mail sending requests in the request queue, and sort the mail sending requests in the request queue according to the priority of the mail sending requests;

The mail sending module is used to sequentially read mail sending requests from the request queue, analyze the mail sending requests, and send mails according to the mail data obtained after parsing;

Wherein, the email sending request is generated according to the alarm and reminder information generated by monitoring and managing cloud computing resources in the cloud computing operating system;

Wherein, the email sending request may include one or more of the following information: request identifier, recipient address, sender address, email subject, email content, email priority;

Wherein, the priority of the mail can be: high, medium or low;

The priority of the email can be divided according to the importance and urgency of the email content. The more important the email, the higher the priority, and the more urgent the email, the higher the priority.

Wherein, the request caching module is configured to sort the mail sending requests in the request queue in the following manner: sort the mail sending requests in the request queue according to the priority and cache time of the mail sending requests:

For mail sending requests of different priorities, higher priority mail sending requests are queued before lower priority mail sending requests; and

For mail sending requests with the same priority, the mail sending request with the earliest cache time is ranked in front of the mail sending request with the late cache time;

Wherein, the mail sending module is used to sequentially read mail sending requests from the request queue and send mails in the following manner:

Create a mail sending thread;

The mail sending thread judges whether the position of reading the mail sending request last time is the last bit of the request queue, if yes, returns to the first position of the request queue to read the mail sending request, if not, Then start to read the mail sending request from the next bit of the last read position;

The mail sending thread parses the mail sending request, and calls the application programming interface API of the mail server to send the mail according to the mail data obtained after parsing.

Preferably, the mail sending module is configured to determine whether the mail is sent successfully after the mail sending thread sends the mail, and if the mail is sent successfully, delete the mail sending request corresponding to the mail from the request queue, If the sending fails, the mail sending request corresponding to the mail is deleted from the request queue, and then the mail sending request is re-buffered in the request queue and sorted.

Preferably, the device also includes a mail monitoring module;

The mail monitoring module is used to run a system-level mail monitoring process in the background; the mail monitoring process monitors the operation of the mail sending thread, and if it detects that the mail sending thread is running abnormally, then restarts the mail sending thread; the mail monitoring The process also regularly backs up the data in the request queue, and automatically restores the request queue according to the backup data if data loss in the request queue is detected.

The method and device for sending emails provided by the above embodiments are applied to cloud computing operating systems. By setting priorities for emails (alarms, reminders) and caching them in the queue, the emails are read from the cache queue according to the priority and sent. Requesting and sending emails can give priority to ensuring reliable and timely delivery of important emails when a large number of emails need to be sent. Moreover, by running the system-level mail monitoring process in the background, the reliability of mail sending can be further improved, and important alarms and reminders can be prevented from affecting the normal operation and user experience of the entire cloud computing data center due to failure of mail delivery. By adopting the mail sending method and system of the present invention, the monitoring and management performance of the cloud computing operating system can be improved, and the stability and high availability of the cloud computing operating system can be guaranteed.

Those skilled in the art can understand that all or part of the steps in the above method can be completed by instructing relevant hardware through a program, and the program can be stored in a computer-readable storage medium, such as a read-only memory, a magnetic disk or an optical disk, and the like. Optionally, all or part of the steps in the above embodiments can also be implemented using one or more integrated circuits. Correspondingly, each module/unit in the above embodiments can be implemented in the form of hardware, or can be implemented in the form of software function modules. The form is realized. The present invention is not limited to any specific combination of hardware and software.

It should be noted that the present invention can also have other various embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these Corresponding changes and deformations should belong to the scope of protection of the appended claims of the present invention.

Claims (12)

1. A mail sending method is applied in a cloud computing operating system, the method comprising: Generate email sending requests and determine the priority of emails; Cache the newly generated mail sending request in the request queue, and sort the mail sending requests in the request queue according to the priority of the mail sending request; Read mail sending requests sequentially from the request queue, parse the mail sending requests, and send mails according to the mail data obtained after parsing. 2. The method of claim 1, wherein: The sorting the mail sending requests in the request queue includes: sorting the mail sending requests in the request queue according to the priority and cache time of the mail sending requests: For mail sending requests of different priorities, higher priority mail sending requests are queued before lower priority mail sending requests; and For mail sending requests with the same priority, the mail sending request with the earlier cache time is ranked in front of the mail sending request with the later cache time. 3. The method of claim 1, wherein: Reading mail sending requests sequentially from the request queue, parsing the mail sending requests, and sending mails according to the mail data obtained after parsing, including: Create a mail sending thread; The mail sending thread judges whether the position of reading the mail sending request last time is the last bit of the request queue, if yes, returns to the first position of the request queue to read the mail sending request, if not, Then start to read the mail sending request from the next bit of the last read position; The mail sending thread parses the mail sending request, and calls the application programming interface API of the mail server to send the mail according to the mail data obtained after parsing. 4. The method of claim 3, wherein: After the mail sending thread sends the mail, it also includes: The mail sending thread judges whether the mail is sent successfully, if the mail is sent successfully, the mail sending request corresponding to the mail is deleted from the request queue, and if the sending fails, the mail corresponding to the mail is deleted from the request queue The request is sent, and then the mail send request is re-cached and ordered in the request queue. 5. The method according to any one of claims 1-4, characterized in that: The email sending request is generated according to the alarm and reminder information generated by monitoring and managing cloud computing resources in the cloud computing operating system. 6. The method according to claim 3 or 4, further comprising: Running a system-level email monitoring process in the background; Said mail monitoring process monitors the operation of the mail sending thread, if it detects that the mail sending thread runs abnormally, then restarts the mail sending thread; The mail monitoring process also regularly backs up data in the request queue, and if it detects data loss in the request queue, automatically restores the request queue according to the backup data. 7. A mail sending device applied in a cloud computing operating system, the device comprising: The request generating module is used to generate a mail sending request and determine the priority of the mail; A request caching module, configured to cache newly generated mail sending requests in the request queue, and sort the mail sending requests in the request queue according to the priority of the mail sending requests; The mail sending module is used to sequentially read mail sending requests from the request queue, analyze the mail sending requests, and send mails according to the mail data obtained after parsing. 8. The device of claim 7, wherein: The request caching module is configured to sort the mail sending requests in the request queue in the following manner: sort the mail sending requests in the request queue according to the priority and cache time of the mail sending requests: For mail sending requests of different priorities, higher priority mail sending requests are queued before lower priority mail sending requests; and For mail sending requests with the same priority, the mail sending request with the earlier cache time is ranked in front of the mail sending request with the later cache time. 9. The device of claim 7, wherein: The mail sending module is configured to sequentially read mail sending requests from the request queue and send mails in the following manner: Create a mail sending thread; The mail sending thread judges whether the position of reading the mail sending request last time is the last bit of the request queue, if yes, returns to the first position of the request queue to read the mail sending request, if not, Then start to read the mail sending request from the next bit of the last read position; The mail sending thread parses the mail sending request, and calls the application programming interface API of the mail server to send the mail according to the mail data obtained after parsing. 10. The device of claim 9, wherein: The mail sending module is used to determine whether the mail is sent successfully after the mail sending thread sends the mail, if the mail is sent successfully, delete the mail sending request corresponding to the mail from the request queue, if the sending fails , then delete the mail sending request corresponding to the mail from the request queue, and then re-buffer the mail sending request in the request queue and perform sorting. 11. The method according to any one of claims 7-10, characterized in that: The email sending request is generated according to the alarm and reminder information generated by monitoring and managing cloud computing resources in the cloud computing operating system. 12. The device according to claim 9 or 10, characterized in that: The device also includes a mail monitoring module; The mail monitoring module is used to run a system-level mail monitoring process in the background; the mail monitoring process monitors the operation of the mail sending thread, and if it detects that the mail sending thread is running abnormally, then restarts the mail sending thread; the mail monitoring The process also regularly backs up the data in the request queue, and automatically restores the request queue according to the backup data if data loss in the request queue is detected.

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