API Overview

A FlexusL instance is a package of resources that include cloud servers, EIPs, EVS disks, CBR vaults, and HSS. Cloud servers are servers in a FlexusL instance.

This section describes some common APIs of FlexusL instances. Learn how to call APIs before using them.

• You can use the APIs according to the sequence from subscribing to a FlexusL instance to logging in to the FlexusL instance according to Table 1.

  Table 1 APIs used from subscription to login to a FlexusL instance

  API	Description
  Purchasing a FlexusL Instance	Purchase one or more FlexusL instances.
  Querying a Created FlexusL Instance	Queries details about a FlexusL instance, including the status, name, and elastic IP address (EIP) of the FlexusL instance.
  Resetting Cloud Server Passwords in a Batch	Resets the passwords of FlexusL instance management accounts (root or Administrator) in batches.
  Remote login	There is no API for remote login. Log in to FlexusL using the following methods: Logging In to a Linux FlexusL Instance Using CloudShell Logging In to a Windows ECS Using MSTSC You can also select other login modes by referring to Login Modes.

• You can use common APIs listed in Table 2 to maintain FlexusL instances.

  Table 2 Common O&M APIs

  API	Description
  Starting Cloud Servers in a Batch	Starts cloud servers in batches based on the specified cloud server IDs.
  Restarting Cloud Servers in a Batch	Restarts cloud servers in batches based on specified cloud server IDs.
  Stopping Cloud Servers in a Batch	Stops cloud servers in batches based on the specified cloud server IDs.
  Modifying the Cloud Server Information of a FlexusL Instance	Modifies the cloud server information. Currently, the cloud server name, description, and hostname can be modified.