Cli

CLI

Technical reference for the Nextmv Command Line Interface (CLI).

Nextmv CLI is a command line interface that you can use to interact with Nextmv.

nextmv [command]
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To display more information about a command, use the help command or one of the help global flags: --help, -h.

nextmv help
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Available commands

Available commands and their corresponding subcommands. You can navigate to each section to learn more about the specific command.

CommandDescriptionSubcommands
activateActivate nextmv CLI.
appManage and interact with applications you create.create, delete, get, list, list-versions, promote, push, result, run, metadata
completionGenerate auto-completion script for a specified shell.bash, fish, powershell, zsh
configureSetup Nextmv CLI.
experimentThis command set is used to manage and run experiments.batch, input-set
goProvides passthrough access to the packaged Go toolchain.
helpDisplay help.
marketplaceCommands to manage and interact with marketplace.
privateManage and interact with the Nextmv private cloud environment.bootstrap, configure, get-release, keys, list-releases
sdkInstall dev tools, initialize optimization templates and run models locallyinit, install, run
updateUpdate Nextmv CLI.
versionPrint the version of Nextmv CLI.

Global Flags

Global flags that can be added to any command.

FlagDescription
-c, --config stringFull path to config file.
-h, --helpGet help for command.

-c, --config

This flag instructs the command to use the config file that is passed to it instead of the standard configuration file created with nextmv configure (though note that the existing configuration file is not modified in any way). Here is an example using the sdk run command:

nextmv sdk run main.go -c ~/.nextmv/another-config.yaml
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-h, --help

This flag displays the help menu.

You can also display the help for the specified command or subcommand. Here is an example using the version command:

nextmv version -h
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activate command

nextmv activate [flags]
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Note: Tokens auto-renew, and there is no longer an activation required to extend a token

If you receive an error message containing "Your token expired and couldn't be updated" it is advised to run the activate command. In case of any questions or issues, please contact support.

app command

The nextmv app command set is used to manage and run custom decision applications.

You can push new binaries to Nextmv Cloud and run them remotely with Nextmv CLI or using the Nextmv Cloud REST API.

nextmv app [command]
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To display more information about a command, use the help command or one of the help global flags: --help, -h.

nextmv app [command]
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Available app subcommands

CommandDescriptionFlags
createCreates a new application in your account--app-id, --description, --name
deleteDeletes an application--app-id, --confirm
getGets an application configured in your account--app-id
inputGets an application run's input--app-id, --run-id, --output
instanceA subsuite of commands to manage the instances for your application
listLists the applications configured for your account
metadataGets the result metadata of an application run--app-id, --output, --run-id
promotePromotes an application version--app-id, --description, --name
pushPushes the current project to a cloud application--app-id
resultGets the results of an application run--app-id, --output, --run-id
runRuns an application instance configured in your account--app-id, --default, --input, --instance, --options, --timeout, --wait
updateUpdates an application--app-id, --description, --instance-id, --name
versionA subsuite of commands to manage the versions for your application

app create subcommand

nextmv app create [flags]
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The create subcommand creates a new application. An application represents a problem you are solving and contains things like executable binaries, versions, and instances to manage and run your application. (See Apps core concepts for more)

These are the available flags for the create subcommand:

FlagDescription
-a, --app-id stringRequired The id of the app. Must be unique within your account and can contain lower case letters, numbers, and dashes. The maximum length is 30 characters.
-n, --name stringRequired The name for the application.
-d, --description stringOptional The description for the application.

app delete subcommand

nextmv app delete [flags]
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The delete subcommand deletes an application. When you delete an application all of the versions and instances are also deleted.

FlagDescription
-a, --app-id stringRequired The id of the application to delete.

app get subcommand

nextmv app get [flags]
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The get subcommand gets the information related to an application.

FlagDescription
-a, --app-id stringRequired The id of the application to get.

app input subcommand

nextmv app input [flags]
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The input subcommand gets the input for a given application run.

FlagDescription
-a, --app-id stringRequired The id of the application.
-r, --run-id stringRequired The id of the run.
-o, --output stringOptional The output file to write. Stdout used if not specified.

app list subcommand

nextmv app list [flags]
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The list subcommand lists all of the applications for your account.

app metadata subcommand

nextmv app metadata [flags]
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The metadata subcommand gets the metadata results for the application run specified. Results contain the output of the run, and metadata related to the execution.

FlagDescription
-a, --app-id stringRequired The id of the application for the run.
-r, --run-id stringRequired The id of the run.
-o, --output stringOptional The output location to use. Stdout used if not specified.

app promote subcommand

nextmv app promote [flags]
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The promote subcommand creates a new version of an application from the last pushed binary, and assigns that version to the default instance. If you specify an instance ID, then the newly created version will be assigned to this instance and then this instance will be set as the app’s default instance (replacing the default instance if there was one prior). If the instance ID you specify does not exist, a new instance will be created using the specified ID (the name will be auto-generated), the newly created version assigned to the instance, and this newly created instance set as the app’s default instance.

Since the CLI is oriented towards the developer, remote runs made through the CLI that don't specify an instance will run the last pushed binary. (The default instance can be specified with the --default flag.)

Calls made to the Nextmv Cloud API endpoints that don’t specify an instance will run the binary specified in the default instance. (The last pushed binary can be specified in the API call with the reserved instance name devint which designates the latest binary.)

FlagDescription
-a, --app-id stringRequired The id of the application to promote.
-n, --name stringOptional The name to assign to the version. Set to the app name + a unique ID if not specified.
-d, --description stringOptional The description for the version.
-v, --version-id stringOptional The ID to assign to the version. Set to app ID + a unique ID if not specified.
-i, --instance-id stringOptional The ID to assign to the default instance. Set to the app ID if not specified.

app push subcommand

nextmv app push [flags]
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You must be inside your project when running this command.

The push subcommand updates the latest binary in the cloud with your local application build. You must run this from the directory containing your application project.

FlagDescription
-a, --app-id stringRequired The id of the application to push to.

app result subcommand

nextmv app result [flags]
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The result subcommand gets the results for the application specified. Results contain the output of the run, and metadata related to the execution. If the run failed or is still in progress, then only metadata will be present in the results.

FlagDescription
-a, --app-id stringRequired The id of the application for the run.
-r, --run-id stringRequired The id of the run.
-o, --output stringOptional The output file to write. Stdout used if not specified.

app run subcommand

nextmv app run [flags]
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The run subcommand starts a run of an application.

FlagDescription
-a, --app-id stringRequired The id of the application to run.
-i, --input stringOptional The input file to use (Stdin if not specified).
-d, --input stringOptional Run the default instance. Runs the last pushed application binary if not specified.
-w, --wait stringOptional Waits for the run to complete, and outputs results to stdout.
-t, --timeout stringOptional The maximum time in seconds to poll for results (default 60 seconds).
--instance stringOptional The id of the instance to use.
-o, --options stringArrayOptional The options used in an app run. Format: --options "solver.time.limit=10s,other.key=value".

app update subcommand

nextmv app update [flags]
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The update subcommand allows updating the mutable information on the specified application. The mutable information is limited to the name, description, and ID of the default instance. If the name, description, or default instance ID tag is undefined the corresponding value will not be updated.

FlagDescription
-a, --app-id stringRequired The ID of the application to update.
-d, --description stringOptional The application description. Will remain unchanged if not specified.
-i, --instance-id stringOptional The default instance ID. Will remain unchanged if not specified.
-n, --name stringOptional The application name. Will remain unchanged if not specified.

app version subcommand

The version subsuite for the nextmv app command set is used to directly and explicitly manage application versions. The default workflow for the nexmtmv app command set handles most of the functionality of this subsuite implicitly.

nextmv help app version
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Available commands for version subsuite

CommandDescriptionFlags
version createCreates a new version for your application--app-id --version-id --name --description
version deleteDeletes the specified application version.--app-id --version-id --confirm
version getGets the specified application version.--app-id --version-id
version listLists the versions for your application--app-id
version updateUpdates information about an application version.--app-id --version-id --name --description

version create

nextmv app version create [flags]
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The version create subcommand creates a new application version with the underlying binary defined by the current active development instance (i.e. the latest binary pushed to the app)

FlagDescription
-a, --app-id stringRequired The ID of the application to create a version for.
-d, --description stringOptional The version description.
-n, --name stringOptional The version name. Will be set to app name + unique id if not specified.
-v, --version-id stringOptional The ID of the version to create. Must be unique within the application. Version ID will be generated automatically if this flag is unset.

version delete

nextmv app version delete [flags]
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The version delete subcommand deletes a specified version from your application. Note that the version cannot be deleted if there are any instances running it.

FlagDescription
-a, --app-id stringRequired The application ID for the application to delete a version from.
-v, --version-id stringRequired The ID of the version to delete.
--confirm booleanOptional Set to skip prompt to delete.

version get

nextmv app version get [flags]
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The version get subcommand gets the information related to an application version.

FlagDescription
-a, --app-id stringRequired The application ID for the application to get a version from.
-v, --version-id stringRequired The ID of the version to get.

version list

nextmv app version list [flags]
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The version list subcommand lists all of the versions for an application.

FlagDescription
-a, --app-id stringRequired The id of the application to list versions for.

version update

nextmv app version update [flags]
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The version update subcommand allows updating the mutable information on the specified version of your application. The mutable information is limited to the name and description of the version. If either the name or description tag are undefined, the corresponding value will not be updated.

FlagDescription
-a, --app-id stringRequired The ID of the application to update the version of.
-v, --version-id stringRequired The ID of the version to update.
-d, --description stringOptional The version description. Will remain unchanged if not specified.
-n, --name stringOptional The version name. Will remain unchanged if not specified.

app instance subcommand

The instance subsuite for the nextmv app command set is used to directly and explicitly manage application instances. The default workflow for the nexmtmv app command set handles limited functionality from this subsuite implicitly.

nextmv help app instance
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Available commands for instance subsuite

CommandDescriptionFlags
instance createCreates a new instance for your application--app-id --instance-id --version-id --name --description --options
instance deleteDeletes the specified application instance.--app-id --instance-id --confirm
instance getGets the specified application instance.--app-id --instance-id
instance listLists the instances for your application--app-id
instance updateUpdates information about an application instance.--app-id --instance-id --version-id --name --description --options

instance create

nextmv app instance create [flags]
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The instance create subcommand creates a new application instance with the underlying version specified by user input.

FlagDescription
-a, --app-id stringRequired The ID of the application to create an instance for.
v, --version-id stringRequired The ID of the underlying version to be used by the instance.
-d, --description stringOptional The instance description.
-n, --name stringOptional The instance name. Will be set to app name + unique id if not specified.
-i, --instance-id stringOptional The ID of the instance to create. Must be unique within the application. Instance ID will be generated automatically if this flag is unset.
-o, --options stringArrayOptional The options passed to the instance. Format: --options "solver.time.limit=10s,other.key=value".

instance delete

nextmv app instance delete [flags]
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The instance delete subcommand deletes a specified instance from your application.

FlagDescription
-a, --app-id stringRequired The application ID for the application to delete an instance from.
-i, --instance-id stringRequired The ID of the instance to delete.
--confirm booleanOptional Set to skip prompt to delete.

instance get

nextmv app instance get [flags]
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The instance get subcommand gets the information related to an application instance.

FlagDescription
-a, --app-id stringRequired The application ID for the application to get an instance from.
-i, --instance-id stringRequired The ID of the instance to get.

instance list

nextmv app version list [flags]
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The instance list subcommand lists all of the instances for an application.

FlagDescription
-a, --app-id stringRequired The id of the application to list instances for.

instance update

nextmv app instance update [flags]
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The instance update subcommand allows updating the information on the specified instance of your application. The instance's name, description, and the ID of the underlying version it uses can be modified. If any of these values are not defined via flags, they will not be modified

FlagDescription
-a, --app-id stringRequired The ID of the application to update the instance of.
-i, --instance-id stringRequired The ID of the instance to update.
-v, --version-id stringOptional The ID of the underlying version the instance uses. Will remain unchanged if not specified.
-d, --description stringOptional The instance description. Will remain unchanged if not specified.
-n, --name stringOptional The instance name. Will remain unchanged if not specified.
-o, --options stringArrayOptional The options passed to the instance. Format: --options "solver.time.limit=10s,other.key=value".

completion command

nextmv completion [command]
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The completion command generates the autocompletion script for the Nextmv CLI for the specified shell.

Here is an example on displaying the completion for zsh:

nextmv help completion zsh
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configure command

nextmv configure [flags]
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The configure command adds or modifies your Nextmv API key for use with the Nextmv CLI. Running this command will create a config.yaml file (or modify it if already present) in the directory where your nextmv binary is located. Note that the base API endpoint will be set automatically with the default value when you pass your API key with the --api-key flag. This command is typically run once.

These are the available flags for the configure command:

FlagDescription
-a, --api-key stringNextmv API key.
-s, --showPrints the current configuration.

Here is an example where the configure command is used to update the Nextmv API key with an environment variable.

nextmv configure -a $API_KEY
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experiment command

To try out experiments with Nextmv, you must have a Nextmv account and be signed up for a free trial or paid account. For questions, please contact Nextmv support.

nextmv experiment [command]
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Experiments are used to test the performance of your models by running and comparing the results of various models, or a single model with multiple inputs.. From the CLI, you can create input sets and start new experiments. Experiments are run remotely on Nextmv Cloud and accessible via the Nextmv console.

Below is a list of available CLI subcommands

Available Experiment Commands

CommandDescription
batchA subsuite of commands to start batch experiments
input-setA subsuite of commands to manage input sets
shadowCommands to manage shadow tests

batch

Batch experiments are used to run a set of inputs against a number of application instances on Nextmv Cloud. The results are aggregated and made available to the user in the Nextmv console.

CommandDescriptionFlags
startStart a batch experiment run.--app-id, --experiment-id, --description, --name, --input-set-id, --instance-ids --option-sets
resultGets the result of a batch experiment run.--app-id, --experiment-id, --output

batch start

nextmv experiment batch start [flags]
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batch result

nextmv experiment batch result [flags]
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input-set

Input sets are used to define named inputs for a batch experiment that can be reused across experiments.

CommandDescriptionFlags
createCreate an input set from historic runs--app-id, --name, --description, --input-set-id, --instance-id, --start-time, --end-time, --run-ids --limit
listList input sets--app-id
getShow an input set--app-id, --input-set-id
updateUpdate an input set--app-id, --input-set-id, --name, --description

input-set create

nextmv experiment input-set create [flags]
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input-set list

nextmv experiment input-set list [flags]
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input-set get

nextmv experiment input-set get [flags]
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input-set update

nextmv experiment input-set update [flags]
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For more information use the --help flags for each command.

shadow

A shadow test is an experiment that runs in the background and compares the results of a baseline instance against a candidate instance. When the shadow test has started, any run made on the baseline instance will trigger a run on the candidate instance using the same input and options. For more information see the shadow tests reference.

Command DescriptionFlags
createCreates a new shadow test.
  • -a, --app-id (string)
  • -x, --baseline-instance-id (string)
  • -y, --candidate-instance-id (string)
  • -d, --description (string)
  • -e, --end-time (string)
  • -h, --help
  • -m, --maximum-runs (int)
  • -n, --name (string)
  • -i, --shadow-test-id (string)
  • -s, --start-time (string)
listGets a list of all shadow tests.
  • -a, --app-id (string)
  • -h, --help
resultGets the result of a shadow test.
  • -a, --app-id (string)
  • -h, --help
  • -i, --shadow-test-id (string)
runsGets the runs of a shadow test.
  • -a, --app-id (string)
  • -h, --help
  • -i, --shadow-test-id (string)
startStarts a shadow test.
  • -a, --app-id (string)
  • -h, --help
  • -i, --shadow-test-id (string)
stopStops a shadow test.
  • -a, --app-id (string)
  • -h, --help
  • -r, --intent (string)
  • -i, --shadow-test-id (string)

shadow create

nextmv experiment shadow create \
  --app-id "pizza-delivery" \
  --shadow-test-id "pizza-shadow-test" \
  --name "pizza-delivery-region-compare" \
  --baseline-instance-id "pizza-delivery-nyc-production" \
  --candidate-instance-id "pizza-delivery-nyc-candidate" \
  --start-time "2021-09-01T16:00:00Z" \
  --end-time "2023-09-30T00:00:00Z" \
  --maximum-runs 50
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shadow list

nextmv experiment shadow list \
  --app-id "pizza-delivery"
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shadow result

nextmv experiment shadow result \
  --app-id "pizza-delivery" \
  --shadow-test-id "pizza-shadow-test"
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shadow runs

nextmv experiment shadow runs \
  --app-id "pizza-delivery" \
  --shadow-test-id "pizza-shadow-test"
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shadow start

nextmv experiment shadow start \
  --app-id "pizza-delivery" \
  --shadow-test-id "pizza-shadow-test"
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shadow stop

nextmv experiment shadow stop \
  --app-id "pizza-delivery" \
  --shadow-test-id "pizza-shadow-test" \
  --intent "complete"
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For more information use the --help flags for each command.

go command

nextmv go [go command] [arguments] [flags]
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The go command provides a passthrough to the Nextmv-managed Go toolchain.

Provides passthrough access to the packaged Go toolchain.

Usage:
  nextmv go [go command] [arguments] [flags]

Examples:
  $ nextmv go version

Flags:
  -h, --help   Help for go.

Global Flags:
  -c, --config string   Full path to config file.
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help command

nextmv help [command] [flags]
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The help command displays the main help menu.


--------------------------------------------------------------------------------
This software is provided by Nextmv.

© 2019-2023 nextmv.io inc. All rights reserved.

    (\/)     (\/)     (\/)     (\/)     (\/)     (\/)     (\/)     (\/)     (\/)
    (^^)     (^^)     (^^)     (^^)     (^^)     (^^)     (^^)     (^^)     (^^)
   o( O)    o( O)    o( O)    o( O)    o( O)    o( O)    o( O)    o( O)    o( O)
--------------------------------------------------------------------------------

Usage:
  nextmv [command]

Available Commands:
  activate    Activate nextmv CLI.
  app         Commands to manage and interact with your applications.
  completion  Generate the autocompletion script for the specified shell
  configure   Configure the Nextmv CLI.
  experiment  Commands to run and manage experiments (beta).
  go          Provides passthrough access to the packaged Go toolchain.
  help        Help about any command
  marketplace Commands to manage and interact with marketplace.
  sdk         Install dev tools, initialize optimization templates and run models locally.
  update      Updates the CLI tool.
  version     Prints the Nextmv CLI version.

Flags:
  -c, --config string   Full path to config file.
  -h, --help            Help for nextmv.

Use "nextmv [command] --help" for more information about a command.
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You can use help to display the help menu for any specified command or subcommand.

Here is an example where the help command is used to display the help for the sdk run command:

nextmv help sdk run
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marketplace command

nextmv marketplace [command]
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The marketplace command set is used to manage marketplace commands.


This command set is used to manage marketplace commands.

Usage:
  nextmv marketplace [command]

Available Commands:
  app          Commands to manage marketplace applications.
  subscription Commands to manage marketplace subscriptions.

Flags:
  -h, --help   Help for marketplace.

Global Flags:
  -c, --config string   Full path to config file.

Use "nextmv marketplace [command] --help" for more information about a command.
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Available Marketplace Subcommands

CommandDescription
appA subsuite of commands to manage marketplace applications.
subscriptionA subsuite of commands to manage marketplace subscriptions

marketplace app subsuite

nextmv marketplace app [command]
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Available marketplace app Subcommands

CommandDescription
createCreates a new marketplace application.
getGets a marketplace application.
listLists the marketplace applications.
updateUpdates a marketplace application.
versionCommands to manage marketplace application versions.

marketplace subscription subsuite

nextmv marketplace subscription [command]
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Available marketplace subscription Subcommands

CommandDescription
createCreates a new marketplace subscription.
deleteDeletes a marketplace subscription.
getGets a marketplace subscription.
listLists the marketplace subscriptions.

private command

    The private command manages and interacts with the Nextmv private cloud environment.

    These are the available subcommands of the private command:

    SubcommandDescription
    bootstrapBootstrap the environment. Learn more here.
    configureConfigures the private cloud environment. Learn more here.
    get-releaseGets a private cloud release. Learn more here.
    keysKeys commands. Learn more here.
    list-releasesLists the available private cloud releases. Learn more here.

    bootstrap subcommand

      The bootstrap subcommand bootstraps a new default admin configuration. A service url should be provided.

      configure subcommand

        The configure subcommand configures a private cloud environment.

        These are the available flags for the private configure command:

        FlagDescription
        -a, --apikey stringThe API key used to make calls to the Nextmv private cloud.
        -e, --endpoint stringThe host endpoint, e.g.: my.private.cloud.io:8402.

        get-release subcommand

          The get-release subcommand gets an installable release for a private deployment.

          These are the available flags for the private get-release command:

          FlagDescription
          -o, --output stringThe directory to install to (default current).

          keys subcommand

            The keys subcommand manages the private cloud keys.

            These are the available subcommands of the nextmv private keys command:

            SubcommandDescription
            createCreates a new key.
            deactivateDeactivates a key.
            listList API keys info.
            reactivateReactivates a key.

            create subcommand

              The create subcommand creates a new key for admin and non-admin (applications).

              These are the available flags for the create subcommand:

              FlagDescription
              -a, --adminboolean
              -n, --name stringAPI key name.

              deactivate subcommand

                The deactivate subcommand deactivates an enabled API key.

                These are the available flags for the deactivate command:

                FlagDescription
                -a, --adminboolean
                -n, --name stringAPI key name.

                keys list subcommand

                  The list subcommand lists API keys info.

                  These are the available flags for the list subcommand:

                  FlagDescription
                  -a, --allAll keys, including disabled ones.

                  reactivate subcommand

                    The reactivate subcommand reactivates a disabled API key.

                    These are the available flags for the reactivate subcommand:

                    FlagDescription
                    -a, --adminboolean
                    -n, --name stringAPI key name.

                    list-releases subcommand

                      The private list-releases command lists releases for private cloud.

                      sdk command

                      nextmv sdk [command]
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                      The sdk command suite contains commands for downloading and using Nextmv plugins for local development.

                      These are the available subcommands for the sdk command:

                      SubcommandDescription
                      initInitialize a new Nextmv template. Learn more here.
                      installInstalls Nextmv plugin dependencies. Learn more here
                      runRun app locally. Learn more here.

                      init subcommand

                      Generate a new Nextmv model from a template.
                      
                      Available templates:
                        mip
                        nextroute
                        ortools
                      
                      Usage:
                        nextmv sdk init [flags]
                      
                      Examples:
                      
                      # Example generating nextroute template (in a nextroute directory)
                      nextmv sdk init -t nextroute
                      
                      # Example generating nextroute template in ~/sample/my_app
                      nextmv sdk init -t nextroute -d ~/sample/my_app
                      
                      
                      Flags:
                        -d, --directory string   The directory in which to generate the template files, default is the name of the template at current directory.
                        -h, --help               Help for init.
                        -t, --template string    The type of Nextmv model template you wish to generate.
                      
                      Global Flags:
                        -c, --config string   Full path to config file.
                      
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                      The init subcommand initializes a new Nextmv template. A template is a ready-to-run application that solves a decision automation problem.

                      Available templates

                      Focus AreaTemplateDescription
                      vehicle routingroutingSolves a vehicle routing problem (VRP), using the Nextmv Router Engine. The template includes a complete list of options that can easily be configured to solve most routing problems.
                      cloud-routingSolves a vehicle routing problem (VRP), using a different input structure than the template above that exposes constraints via the input file.
                      routing-matrix-inputA modeling kit for vehicle routing problems (VRP). This template shows how to use a custom matrix that is passed via an input file
                      measure-matrixServes as an input generator for the routing-matrix-input app. The generated input data includes matrices for distance and travel time
                      time-dependent-measureMakes use of time dependent measures and applies different costs according to time.
                      unique-matrix-measureReduce input file size by limiting the stop matrix to just unique points.
                      clusteringclusterGroups a set of data points into clusters, where each cluster is a collection of points that are similar to one another in some way.
                      cluster-tspCreates a set of clusters equal to the number of vehicles, in a pre-processing step, then solves a TSP for each vehicle.
                      packingknapsackMaximizes the total value without exceeding the weight capacity of the knapsack, given a collection of items with a value and weight.
                      mip-knapsackSolves the knapsack problem using Mixed Integer Programming and the open-source solver HiGHS.
                      schedulingshift-schedulingAssigns one worker to each shift while maximizing worker happiness score and covering all shifts with as few workers as possible.
                      pager-dutyAssigns users to shifts (days) for incident response on-call duty using input and output data structures compatible with PagerDuty API.
                      customnew-appProvides a skeleton with guidance on how to utilize store to create a completely custom model.
                      puzzlesudokuFills a 9x9 grid such that all columns and all 3x3 subgrids contain the numerals 1 through 9.
                      allocationmip-meal-allocationAllocates meals (diets) to bunnies with the goal of maximizing their happiness through good diets and nutrition. This template uses the open-source solver HiGHS.

                      For a more in depth understanding of how to use each of these templates, visit the SDK reference page.

                      These are the available flags for the init subcommand:

                      FlagDescription
                      -d, --directory stringThe directory in which to initialize the template.
                      -t, --template stringThe type of Nextmv template you wish to generate.

                      Here is an example where the init subcommand is used to generate the knapsack template.

                      nextmv sdk init -t knapsack
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                      After initializing the template, you can use the tree command to check the contents of the knapsack dir:

                      ls -v knapsack
                      
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                      install subcommand

                      nextmv sdk install [version] [flags]
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                      The install subcommand downloads the latest version of the SDK shared object files (or the version specified, if given) and the Nextmv-managed Go executable for your architecture.

                      These are the available flags for the install subcommand:

                      FlagDescription
                      -r, --root stringThe GOROOT used.

                      Here is an example where the install subcommand is used to check that all the necessary files and the Nextmv-managed Go executable are already installed:

                      nextmv sdk install
                      
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                      run subcommand

                      • It is best practice to set a duration limit when running locally. Do this by passing the -- -limits.duration flag. You can read more about solver flags here.
                      • When running a Nextmv application, if no input path is given, you may provide input via stdin.
                      nextmv sdk run package [flags]
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                      The run subcommand allows you to compile and run custom code consuming the Nextmv SDK.

                      These are the available flags for the run subcommand:

                      FlagDescription
                      -d, --debug-flagsIf set, this will insert -gcflags='all=-N -l' and -tags=debug to Go for debugging Nextmv applications.
                      -r, --root stringThe GOROOT used.

                      Runner and solver options are passed using --.

                      Here is an example where the sdk init and sdk run commands are used to run the routing template. The input is read from the input.json file and the output is saved to an output.json file.

                      nextmv sdk init -t routing
                      nextmv sdk run routing/main.go -- \
                          -runner.input.path routing/input.json \
                          -runner.output.path routing/output.json \
                          -limits.duration 5s \
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                      update command

                      nextmv update [version] [flags]
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                      The update command updates the Nextmv CLI. If the version is not specified, it will update to the latest one.

                      version command

                      nextmv version [flags]
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                      The version command prints the Nextmv CLI version.

                      Runner and solver options

                      All applications are configurable through the following options.

                      • Runner options change how the runner outputs solutions. For instance, -runner.output.solutions default of last will only output the final improving solution in a decision automation model.
                      • Solver options change how many states are allowed in a diagram, how many states it pulls from the search queue, termination criteria, and randomization.

                      Options can be configured as CLI flags or environment variables. To set an environment variable, convert its corresponding CLI flag to uppercase, replacing each period (.) with an underscore (_) and removing the leading dash (-). For example:

                      -limits.solutions is equivalent to LIMITS_SOLUTIONS.

                      If both an environment variable and its corresponding CLI flag are defined, the CLI flag will overwrite the environment variable.

                      CLI FlagEnvironment VariableDefaultDescription
                      -runner.input.path stringRUNNER_INPUT_PATH-Path to input file.
                      -runner.output.path stringRUNNER_OUTPUT_PATH-Path to which output file should be written.
                      -runner.output.quietRUNNER_OUTPUT_QUIETnullOnly output solutions.
                      -runner.output.solutions stringRUNNER_OUTPUT_SOLUTIONSlastSolutions to display: all, last-
                      -runner.output.streamRUNNER_OUTPUT_STREAMnullStream the output.
                      -runner.profile.cpu stringRUNNER_PROFILE_CPUnullFile for CPU profile.
                      -runner.profile.memory stringRUNNER_PROFILE_MEMORYnullFile for memory profile.
                      -diagram.expansion.limit intDIAGRAM_EXPANSION_LIMIT0Diagram expansion limit.
                      -diagram.width intDIAGRAM_WIDTH10Diagram width.
                      -limits.duration durationLIMITS_DURATION168hTime limit, e.g. 10ms.
                      -limits.nodes intLIMITS_NODESmodel.MaxIntNode limit.
                      -limits.solutions intLIMITS_SOLUTIONSmodel.MaxIntSolution limit.
                      -pool.size intPOOL_SIZE0Pool size (only used by specific engines).
                      -random.seed intRANDOM_SEED0Random seed.
                      -search.buffer intSEARCH_BUFFER100Solution buffer (0 = none).

                      Solver options are automatically marshaled into model output in the options section of the JSON.

                      LIMITS_DURATION should be set to a non-zero value in production i.e. 1h or 1m30s. Valid time units are as follows, according to time.ParseDuration from Go's standard library.

                      • ns (nanoseconds)
                      • us/µs (microseconds)
                      • ms (milliseconds)
                      • s (seconds)
                      • m (minutes)
                      • h (hours)

                      The POOL_SIZE variable is only used by specific engines, e.g. the fleet engine. In the specific case of the fleet engine, the larger value of runtime.GOMAXPROCS(0) / 2 and 1 overrides the POOL_SIZE default value.

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