Dynamic creation and execution of containerized applications in cloud computing
A method, system, and computer-readable storage medium for creating and executing containerized applications in cloud computing are disclosed. For example, one method involves identifying a command. Such a command indicates an application to be executed by a compute node. The method also involves generating a job for transmission to the compute node. The job indicates a container. The compute node, upon receipt of the job, is configured to create an environment for such a container, execute the application within the container, and generate results of the execution of the application.
1. A method comprising:
receiving a command at a head node, wherein
the command is to be performed by the head node, and
the command indicates a requested application to be executed by a compute node; and
generating a job, wherein
the job is generated by the head node in response to the command,
the job indicates a container that is configured to provide an environment that supports execution of the requested application,
the job configures the compute node using an environment template for the environment that is configured to cause the compute node to create the environment within the container at the compute node, execute the requested application within the container, and generate a result of the execution of the requested application, and
the environment template identifies one or more resources of the compute node to be used in executing the requested application; and
transmitting the job to the compute node.
2. The method of claim 1 , further comprising:
determining the environment by selecting the environment template, wherein
the environment template is selected based, at least in part, on the requested application; and
selecting the compute node, wherein
the compute node is selected from a cluster of compute nodes,
the compute node is selected based on a set of parameters, and
the set of parameters comprises a parameter that identifies the environment.
3. The method of claim 1 , further comprising:
launching the container at the compute node;
creating the environment within the container, according to a second environment template for the requested application;
configuring the requested application; and
executing the requested application within the container.
4. The method of claim 3 , further comprising:
storing the result from the executing the requested application; and
de-provisioning the container.
5. The method of claim 3 , further comprising:
executing a second requested application within the container, after the requested application has completed.
6. The method of claim 3 , further comprising:
launching a second container at the compute node;
creating a second environment within the second container, according to the second environment template for a second requested application;
configuring a second requested application; and
executing the second requested application within the second container.
7. The method of claim 1 , further comprising:
identifying a second requested application to be executed as part of the command;
determining a second environment, based on the second requested application;
selecting a second compute node, wherein
the second compute node is selected based on the second environment; and
generating a second job for transmission to the second compute node, wherein
the second job indicates a second container,
the second compute node is configured to create the second environment within the second container, and
the second compute node is configured to execute the second requested application within the second container.
8. The method of claim 1 , further comprising:
prior to the generating the job, generating a second job for transmission to the compute node, wherein
the second job indicates an update to the environment,
the compute node is configured to update the environment, and
the compute node is configured to save the environment after the environment is updated.
9. The method of claim 1 , further comprising:
prior to the generating the job, generating a second job for transmission to the compute node, wherein
the second job indicates an update to the requested application,
the compute node is configured to update the requested application, and
the compute node is configured to save the requested application after the requested application is updated.
10. A system comprising:
a head node, comprising
one or more processors, and
a server module, wherein
the server module is configured to
receive a command, wherein
the command is to be performed by the head node, and
the command indicates a requested application to be executed by a compute node, and
generate a job for transmission to the compute node, wherein
the head node generates the job in response to the command,
the job indicates a container that is configured to provide an environment that supports execution of the requested application,
the job is configured to configure the compute node to
create the environment within the container at the compute node, according to an environment template for the requested application,
execute the requested application within the container, and
generate a result of the execution of the requested application, and
transmit the job to the compute node.
11. The system of claim 10 , further comprising:
a compute node, wherein
the compute node is configured to
launch the container,
create the environment within the container, according to a second environment template for the requested application,
configure the requested application, and
execute the requested application within the container.
12. The system of claim 11 , wherein
the compute node is further configured to
store the result from the execution of the requested application, and
de-provision the container.
13. The system of claim 11 , wherein
the compute node is further configured to
execute a second requested application within the container, after the requested application has completed.
14. The system of claim 11 , wherein
the compute node is further configured to
launch a second container,
create a second environment within the second container, according to a second environment template for a second requested application;
configure a second requested application; and
execute the second requested application within the second container.
15. The system of claim 10 , wherein
the server module is further configured to
identify a second requested application to be executed as part of the command,
determine a second environment, based on the second requested application,
select a second compute node, wherein
the second compute node is selected based on the second environment, and
generate a second job for transmission to the second compute node, wherein
the second job indicates a second container,
the second compute node is configured to create the second environment within the second container, and
the second compute node is configured to execute the second requested application within the second container.
16. A non-transitory computer-readable storage medium comprising:
a plurality of instructions, comprising
a first set of instructions, executable on a computer system, configured to receive a command, wherein
the computer system is a head node,
the command is to be performed by the head node, and
the command indicates a requested application to be executed by a compute node, and
a second set of instructions, executable on the computer system, configured to generate a job, wherein
the job is generated by the head node in response to the command,
the job indicates a container that is configured to provide an environment that supports execution of the requested application,
the job is configured to configure the compute node to
create an environment within the container the environment within the container at the compute node, according to an environment template for the requested application, and
execute the requested application within the container to generate a result of the execution of the requested application, and
transmit the job to the compute node.
17. The non-transitory computer-readable storage medium of claim 16 , wherein the plurality of instructions further comprise:
a third set of instructions, executable on the computer system, configured to launch the container,
a fourth set of instructions, executable on the computer system, configured to create the environment within the container, according to a second environment template for the requested application,
a fifth set of instructions, executable on the computer system, configured to configure the requested application, and
a sixth set of instructions, executable on the computer system, configured to execute the requested application within the container.
18. The non-transitory computer-readable storage medium of claim 17 , wherein the plurality of instructions further comprise:
a seventh set of instructions, executable on the computer system, configured to execute a second requested application within the container, after the requested application has completed.
19. The non-transitory computer-readable storage medium of claim 17 , wherein the plurality of instructions further comprise:
a seventh set of instructions, executable on the computer system, configured to launch a second container at the compute node,
an eighth set of instructions, executable on the computer system, configured to create a second environment within the second container, according to a second environment template for a second requested application,
a ninth set of instructions, executable on the computer system, configured to configure a second requested application, and
a tenth set of instructions, executable on the computer system, configured to execute the second requested application within the second container.
20. The non-transitory computer-readable storage medium of claim 16 , wherein the plurality of instructions further comprise:
a third set of instructions, executable on the computer system, configured to identify a second requested application to be executed as part of the command,
a fourth set of instructions, executable on the computer system, configured to determine a second environment, based on the second requested application,
a fifth set of instructions, executable on the computer system, configured to select a second compute node, wherein
the second compute node is selected based on the second environment; and
a sixth set of instructions, executable on the computer system, configured to generate a second job for transmission to the second compute node,
wherein
the second job indicates a second container,
the second compute node is configured to create the second environment within the second container, and
the second compute node is configured to execute the second requested application within the second container.