# This is an automatically generated code sample.
# To make this code sample work in your Oracle Cloud tenancy,
# please replace the values for any parameters whose current values do not fit
# your use case (such as resource IDs, strings containing ‘EXAMPLE’ or ‘unique_id’, and
# boolean, number, and enum parameters with values not fitting your use case).

require 'oci'

# Create a default config using DEFAULT profile in default location
# Refer to https://docs.cloud.oracle.com/en-us/iaas/Content/API/Concepts/sdkconfig.htm#SDK_and_CLI_Configuration_File for more info
config = OCI::ConfigFileLoader.load_config

# Initialize service client with default config file
core_client = OCI::Core::ComputeManagementClient.new(config: config)

# Send the request to service, some parameters are not required, see API doc for more info
update_instance_pool_response =
  core_client.update_instance_pool(
    'ocid1.test.oc1..<unique_ID>EXAMPLE-instancePoolId-Value',
    OCI::Core::Models::UpdateInstancePoolDetails.new(
      defined_tags: {
        'EXAMPLE_KEY_YA04J' => { 'EXAMPLE_KEY_7bJsL' => 'EXAMPLE--Value' }
      },
      display_name: 'EXAMPLE-displayName-Value',
      freeform_tags: {
        'EXAMPLE_KEY_LXTiI' => 'EXAMPLE_VALUE_0rVyEVf4Za0t5gk5Uv1M'
      },
      instance_configuration_id:
        'ocid1.test.oc1..<unique_ID>EXAMPLE-instanceConfigurationId-Value',
      placement_configurations: [
        OCI::Core::Models::UpdateInstancePoolPlacementConfigurationDetails.new(
          availability_domain: 'EXAMPLE-availabilityDomain-Value',
          fault_domains: %w[EXAMPLE--Value],
          primary_subnet_id:
            'ocid1.test.oc1..<unique_ID>EXAMPLE-primarySubnetId-Value',
          primary_vnic_subnets:
            OCI::Core::Models::InstancePoolPlacementPrimarySubnet.new(
              subnet_id: 'ocid1.test.oc1..<unique_ID>EXAMPLE-subnetId-Value',
              is_assign_ipv6_ip: true,
              ipv6_address_ipv6_subnet_cidr_pair_details: [
                OCI::Core::Models::InstancePoolPlacementIpv6AddressIpv6SubnetCidrDetails
                  .new(ipv6_subnet_cidr: 'EXAMPLE-ipv6SubnetCidr-Value')
              ]
            ),
          secondary_vnic_subnets: [
            OCI::Core::Models::InstancePoolPlacementSecondaryVnicSubnet.new(
              subnet_id: 'ocid1.test.oc1..<unique_ID>EXAMPLE-subnetId-Value',
              display_name: 'EXAMPLE-displayName-Value',
              is_assign_ipv6_ip: false,
              ipv6_address_ipv6_subnet_cidr_pair_details: [
                OCI::Core::Models::InstancePoolPlacementIpv6AddressIpv6SubnetCidrDetails
                  .new(ipv6_subnet_cidr: 'EXAMPLE-ipv6SubnetCidr-Value')
              ]
            )
          ]
        )
      ],
      size: 773,
      instance_display_name_formatter:
        'EXAMPLE-instanceDisplayNameFormatter-Value',
      instance_hostname_formatter: 'EXAMPLE-instanceHostnameFormatter-Value'
    )
  )

# Get the data from response
puts "#{update_instance_pool_response.data}"