diff --git a/google-cloud-memorystore-v1beta/.owlbot-manifest.json b/google-cloud-memorystore-v1beta/.owlbot-manifest.json
index 394166333303..4a01951745a0 100644
--- a/google-cloud-memorystore-v1beta/.owlbot-manifest.json
+++ b/google-cloud-memorystore-v1beta/.owlbot-manifest.json
@@ -46,6 +46,7 @@
     "snippets/memorystore/delete_instance.rb",
     "snippets/memorystore/get_certificate_authority.rb",
     "snippets/memorystore/get_instance.rb",
+    "snippets/memorystore/get_shared_regional_certificate_authority.rb",
     "snippets/memorystore/list_instances.rb",
     "snippets/memorystore/update_instance.rb",
     "snippets/snippet_metadata_google.cloud.memorystore.v1beta.json",
diff --git a/google-cloud-memorystore-v1beta/gapic_metadata.json b/google-cloud-memorystore-v1beta/gapic_metadata.json
index 8555086750ad..0398061dd09d 100644
--- a/google-cloud-memorystore-v1beta/gapic_metadata.json
+++ b/google-cloud-memorystore-v1beta/gapic_metadata.json
@@ -39,6 +39,11 @@
               "methods": [
                 "get_certificate_authority"
               ]
+            },
+            "GetSharedRegionalCertificateAuthority": {
+              "methods": [
+                "get_shared_regional_certificate_authority"
+              ]
             }
           }
         }
diff --git a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/paths.rb b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/paths.rb
index 9d3a0de20440..502d10ae0407 100644
--- a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/paths.rb
+++ b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/paths.rb
@@ -24,6 +24,25 @@ module V1beta
         module Memorystore
           # Path helper methods for the Memorystore API.
           module Paths
+            ##
+            # Create a fully-qualified CaPool resource string.
+            #
+            # The resource will be in the following format:
+            #
+            # `projects/{project}/locations/{location}/caPools/{ca_pool}`
+            #
+            # @param project [String]
+            # @param location [String]
+            # @param ca_pool [String]
+            #
+            # @return [::String]
+            def ca_pool_path project:, location:, ca_pool:
+              raise ::ArgumentError, "project cannot contain /" if project.to_s.include? "/"
+              raise ::ArgumentError, "location cannot contain /" if location.to_s.include? "/"
+
+              "projects/#{project}/locations/#{location}/caPools/#{ca_pool}"
+            end
+
             ##
             # Create a fully-qualified ForwardingRule resource string.
             #
@@ -115,6 +134,23 @@ def service_attachment_path project:, region:, service_attachment:
               "projects/#{project}/regions/#{region}/serviceAttachments/#{service_attachment}"
             end
 
+            ##
+            # Create a fully-qualified SharedRegionalCertificateAuthority resource string.
+            #
+            # The resource will be in the following format:
+            #
+            # `projects/{project}/locations/{location}/sharedRegionalCertificateAuthority`
+            #
+            # @param project [String]
+            # @param location [String]
+            #
+            # @return [::String]
+            def shared_regional_certificate_authority_path project:, location:
+              raise ::ArgumentError, "project cannot contain /" if project.to_s.include? "/"
+
+              "projects/#{project}/locations/#{location}/sharedRegionalCertificateAuthority"
+            end
+
             extend self
           end
         end
diff --git a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/client.rb b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/client.rb
index b01b1526f73c..1f7932ce8db7 100644
--- a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/client.rb
+++ b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/client.rb
@@ -803,6 +803,87 @@ def get_certificate_authority request, options = nil
                 raise ::Google::Cloud::Error.from_error(e)
               end
 
+              ##
+              # Gets the details of shared regional certificate authority information for
+              # Memorystore instance.
+              #
+              # @overload get_shared_regional_certificate_authority(request, options = nil)
+              #   Pass arguments to `get_shared_regional_certificate_authority` via a request object, either of type
+              #   {::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest} or an equivalent Hash.
+              #
+              #   @param request [::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest, ::Hash]
+              #     A request object representing the call parameters. Required. To specify no
+              #     parameters, or to keep all the default parameter values, pass an empty Hash.
+              #   @param options [::Gapic::CallOptions, ::Hash]
+              #     Overrides the default settings for this call, e.g, timeout, retries etc. Optional.
+              #
+              # @overload get_shared_regional_certificate_authority(name: nil)
+              #   Pass arguments to `get_shared_regional_certificate_authority` via keyword arguments. Note that at
+              #   least one keyword argument is required. To specify no parameters, or to keep all
+              #   the default parameter values, pass an empty Hash as a request object (see above).
+              #
+              #   @param name [::String]
+              #     Required. Regional certificate authority resource name using the form:
+              #         `projects/{project}/locations/{location}/sharedRegionalCertificateAuthority`
+              #     where `location_id` refers to a Google Cloud region.
+              # @yield [result, operation] Access the result along with the TransportOperation object
+              # @yieldparam result [::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority]
+              # @yieldparam operation [::Gapic::Rest::TransportOperation]
+              #
+              # @return [::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority]
+              #
+              # @raise [::Google::Cloud::Error] if the REST call is aborted.
+              #
+              # @example Basic example
+              #   require "google/cloud/memorystore/v1beta"
+              #
+              #   # Create a client object. The client can be reused for multiple calls.
+              #   client = Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client.new
+              #
+              #   # Create a request. To set request fields, pass in keyword arguments.
+              #   request = Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest.new
+              #
+              #   # Call the get_shared_regional_certificate_authority method.
+              #   result = client.get_shared_regional_certificate_authority request
+              #
+              #   # The returned object is of type Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority.
+              #   p result
+              #
+              def get_shared_regional_certificate_authority request, options = nil
+                raise ::ArgumentError, "request must be provided" if request.nil?
+
+                request = ::Gapic::Protobuf.coerce request, to: ::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest
+
+                # Converts hash and nil to an options object
+                options = ::Gapic::CallOptions.new(**options.to_h) if options.respond_to? :to_h
+
+                # Customize the options with defaults
+                call_metadata = @config.rpcs.get_shared_regional_certificate_authority.metadata.to_h
+
+                # Set x-goog-api-client, x-goog-user-project and x-goog-api-version headers
+                call_metadata[:"x-goog-api-client"] ||= ::Gapic::Headers.x_goog_api_client \
+                  lib_name: @config.lib_name, lib_version: @config.lib_version,
+                  gapic_version: ::Google::Cloud::Memorystore::V1beta::VERSION,
+                  transports_version_send: [:rest]
+
+                call_metadata[:"x-goog-api-version"] = API_VERSION unless API_VERSION.empty?
+                call_metadata[:"x-goog-user-project"] = @quota_project_id if @quota_project_id
+
+                options.apply_defaults timeout:      @config.rpcs.get_shared_regional_certificate_authority.timeout,
+                                       metadata:     call_metadata,
+                                       retry_policy: @config.rpcs.get_shared_regional_certificate_authority.retry_policy
+
+                options.apply_defaults timeout:      @config.timeout,
+                                       metadata:     @config.metadata,
+                                       retry_policy: @config.retry_policy
+
+                @memorystore_stub.get_shared_regional_certificate_authority request, options do |result, operation|
+                  yield result, operation if block_given?
+                end
+              rescue ::Gapic::Rest::Error => e
+                raise ::Google::Cloud::Error.from_error(e)
+              end
+
               ##
               # Configuration class for the Memorystore REST API.
               #
@@ -986,6 +1067,11 @@ class Rpcs
                   # @return [::Gapic::Config::Method]
                   #
                   attr_reader :get_certificate_authority
+                  ##
+                  # RPC-specific configuration for `get_shared_regional_certificate_authority`
+                  # @return [::Gapic::Config::Method]
+                  #
+                  attr_reader :get_shared_regional_certificate_authority
 
                   # @private
                   def initialize parent_rpcs = nil
@@ -1001,6 +1087,8 @@ def initialize parent_rpcs = nil
                     @delete_instance = ::Gapic::Config::Method.new delete_instance_config
                     get_certificate_authority_config = parent_rpcs.get_certificate_authority if parent_rpcs.respond_to? :get_certificate_authority
                     @get_certificate_authority = ::Gapic::Config::Method.new get_certificate_authority_config
+                    get_shared_regional_certificate_authority_config = parent_rpcs.get_shared_regional_certificate_authority if parent_rpcs.respond_to? :get_shared_regional_certificate_authority
+                    @get_shared_regional_certificate_authority = ::Gapic::Config::Method.new get_shared_regional_certificate_authority_config
 
                     yield self if block_given?
                   end
diff --git a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/service_stub.rb b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/service_stub.rb
index ada44794d513..6dce7d069b4d 100644
--- a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/service_stub.rb
+++ b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore/rest/service_stub.rb
@@ -313,6 +313,46 @@ def get_certificate_authority request_pb, options = nil
                 end
               end
 
+              ##
+              # Baseline implementation for the get_shared_regional_certificate_authority REST call
+              #
+              # @param request_pb [::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest]
+              #   A request object representing the call parameters. Required.
+              # @param options [::Gapic::CallOptions]
+              #   Overrides the default settings for this call, e.g, timeout, retries etc. Optional.
+              #
+              # @yield [result, operation] Access the result along with the TransportOperation object
+              # @yieldparam result [::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority]
+              # @yieldparam operation [::Gapic::Rest::TransportOperation]
+              #
+              # @return [::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority]
+              #   A result object deserialized from the server's reply
+              def get_shared_regional_certificate_authority request_pb, options = nil
+                raise ::ArgumentError, "request must be provided" if request_pb.nil?
+
+                verb, uri, query_string_params, body = ServiceStub.transcode_get_shared_regional_certificate_authority_request request_pb
+                query_string_params = if query_string_params.any?
+                                        query_string_params.to_h { |p| p.split "=", 2 }
+                                      else
+                                        {}
+                                      end
+
+                response = @client_stub.make_http_request(
+                  verb,
+                  uri: uri,
+                  body: body || "",
+                  params: query_string_params,
+                  method_name: "get_shared_regional_certificate_authority",
+                  options: options
+                )
+                operation = ::Gapic::Rest::TransportOperation.new response
+                result = ::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority.decode_json response.body, ignore_unknown_fields: true
+                catch :response do
+                  yield result, operation if block_given?
+                  result
+                end
+              end
+
               ##
               # @private
               #
@@ -440,6 +480,27 @@ def self.transcode_get_certificate_authority_request request_pb
                                                         )
                 transcoder.transcode request_pb
               end
+
+              ##
+              # @private
+              #
+              # GRPC transcoding helper method for the get_shared_regional_certificate_authority REST call
+              #
+              # @param request_pb [::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest]
+              #   A request object representing the call parameters. Required.
+              # @return [Array(String, [String, nil], Hash{String => String})]
+              #   Uri, Body, Query string parameters
+              def self.transcode_get_shared_regional_certificate_authority_request request_pb
+                transcoder = Gapic::Rest::GrpcTranscoder.new
+                                                        .with_bindings(
+                                                          uri_method: :get,
+                                                          uri_template: "/v1beta/{name}",
+                                                          matches: [
+                                                            ["name", %r{^projects/[^/]+/locations/[^/]+/sharedRegionalCertificateAuthority/?$}, false]
+                                                          ]
+                                                        )
+                transcoder.transcode request_pb
+              end
             end
           end
         end
diff --git a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_pb.rb b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_pb.rb
index b5c582bf026c..8980e0be59e2 100644
--- a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_pb.rb
+++ b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_pb.rb
@@ -15,7 +15,7 @@
 require 'google/protobuf/timestamp_pb'
 
 
-descriptor_data = "\n1google/cloud/memorystore/v1beta/memorystore.proto\x12\x1fgoogle.cloud.memorystore.v1beta\x1a\x1cgoogle/api/annotations.proto\x1a\x17google/api/client.proto\x1a\x1fgoogle/api/field_behavior.proto\x1a\x1bgoogle/api/field_info.proto\x1a\x19google/api/resource.proto\x1a#google/longrunning/operations.proto\x1a\x1bgoogle/protobuf/empty.proto\x1a google/protobuf/field_mask.proto\x1a\x1fgoogle/protobuf/timestamp.proto\"\x80\x16\n\x08Instance\x12\x11\n\x04name\x18\x01 \x01(\tB\x03\xe0\x41\x08\x12\x34\n\x0b\x63reate_time\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12\x34\n\x0bupdate_time\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12J\n\x06labels\x18\x04 \x03(\x0b\x32\x35.google.cloud.memorystore.v1beta.Instance.LabelsEntryB\x03\xe0\x41\x01\x12\x43\n\x05state\x18\x05 \x01(\x0e\x32/.google.cloud.memorystore.v1beta.Instance.StateB\x03\xe0\x41\x03\x12L\n\nstate_info\x18\x06 \x01(\x0b\x32\x33.google.cloud.memorystore.v1beta.Instance.StateInfoB\x03\xe0\x41\x03\x12\x18\n\x03uid\x18\x07 \x01(\tB\x0b\xe0\x41\x03\xe2\x8c\xcf\xd7\x08\x02\x08\x01\x12\x1f\n\rreplica_count\x18\x08 \x01(\x05\x42\x03\xe0\x41\x01H\x00\x88\x01\x01\x12_\n\x12\x61uthorization_mode\x18\t \x01(\x0e\x32;.google.cloud.memorystore.v1beta.Instance.AuthorizationModeB\x06\xe0\x41\x01\xe0\x41\x05\x12h\n\x17transit_encryption_mode\x18\n \x01(\x0e\x32?.google.cloud.memorystore.v1beta.Instance.TransitEncryptionModeB\x06\xe0\x41\x01\xe0\x41\x05\x12\x18\n\x0bshard_count\x18\x0b \x01(\x05\x42\x03\xe0\x41\x01\x12T\n\x13\x64iscovery_endpoints\x18\x0c \x03(\x0b\x32\x32.google.cloud.memorystore.v1beta.DiscoveryEndpointB\x03\xe0\x41\x03\x12M\n\tnode_type\x18\r \x01(\x0e\x32\x32.google.cloud.memorystore.v1beta.Instance.NodeTypeB\x06\xe0\x41\x01\xe0\x41\x05\x12S\n\x12persistence_config\x18\x0e \x01(\x0b\x32\x32.google.cloud.memorystore.v1beta.PersistenceConfigB\x03\xe0\x41\x01\x12\x1e\n\x0e\x65ngine_version\x18\x0f \x01(\tB\x06\xe0\x41\x01\xe0\x41\x05\x12Y\n\x0e\x65ngine_configs\x18\x10 \x03(\x0b\x32<.google.cloud.memorystore.v1beta.Instance.EngineConfigsEntryB\x03\xe0\x41\x01\x12\x45\n\x0bnode_config\x18\x11 \x01(\x0b\x32+.google.cloud.memorystore.v1beta.NodeConfigB\x03\xe0\x41\x03\x12\x61\n\x18zone_distribution_config\x18\x12 \x01(\x0b\x32\x37.google.cloud.memorystore.v1beta.ZoneDistributionConfigB\x06\xe0\x41\x01\xe0\x41\x05\x12-\n\x1b\x64\x65letion_protection_enabled\x18\x13 \x01(\x08\x42\x03\xe0\x41\x01H\x01\x88\x01\x01\x12X\n\x14psc_auto_connections\x18\x14 \x03(\x0b\x32\x32.google.cloud.memorystore.v1beta.PscAutoConnectionB\x06\xe0\x41\x02\xe0\x41\x05\x12R\n\tendpoints\x18\x19 \x03(\x0b\x32:.google.cloud.memorystore.v1beta.Instance.InstanceEndpointB\x03\xe0\x41\x01\x12\x41\n\x04mode\x18\x1a \x01(\x0e\x32..google.cloud.memorystore.v1beta.Instance.ModeB\x03\xe0\x41\x01\x1a\xfc\x01\n\tStateInfo\x12Z\n\x0bupdate_info\x18\x01 \x01(\x0b\x32>.google.cloud.memorystore.v1beta.Instance.StateInfo.UpdateInfoB\x03\xe0\x41\x03H\x00\x1a\x8a\x01\n\nUpdateInfo\x12$\n\x12target_shard_count\x18\x01 \x01(\x05\x42\x03\xe0\x41\x03H\x00\x88\x01\x01\x12&\n\x14target_replica_count\x18\x02 \x01(\x05\x42\x03\xe0\x41\x03H\x01\x88\x01\x01\x42\x15\n\x13_target_shard_countB\x17\n\x15_target_replica_countB\x06\n\x04info\x1ah\n\x10InstanceEndpoint\x12T\n\x0b\x63onnections\x18\x01 \x03(\x0b\x32:.google.cloud.memorystore.v1beta.Instance.ConnectionDetailB\x03\xe0\x41\x01\x1a\xbd\x01\n\x10\x43onnectionDetail\x12Q\n\x13psc_auto_connection\x18\x01 \x01(\x0b\x32\x32.google.cloud.memorystore.v1beta.PscAutoConnectionH\x00\x12H\n\x0epsc_connection\x18\x02 \x01(\x0b\x32..google.cloud.memorystore.v1beta.PscConnectionH\x00\x42\x0c\n\nconnection\x1a-\n\x0bLabelsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12\r\n\x05value\x18\x02 \x01(\t:\x02\x38\x01\x1a\x34\n\x12\x45ngineConfigsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12\r\n\x05value\x18\x02 \x01(\t:\x02\x38\x01\"T\n\x05State\x12\x15\n\x11STATE_UNSPECIFIED\x10\x00\x12\x0c\n\x08\x43REATING\x10\x01\x12\n\n\x06\x41\x43TIVE\x10\x02\x12\x0c\n\x08UPDATING\x10\x03\x12\x0c\n\x08\x44\x45LETING\x10\x04\"X\n\x11\x41uthorizationMode\x12\"\n\x1e\x41UTHORIZATION_MODE_UNSPECIFIED\x10\x00\x12\x11\n\rAUTH_DISABLED\x10\x01\x12\x0c\n\x08IAM_AUTH\x10\x02\"|\n\x15TransitEncryptionMode\x12\'\n#TRANSIT_ENCRYPTION_MODE_UNSPECIFIED\x10\x00\x12\x1f\n\x1bTRANSIT_ENCRYPTION_DISABLED\x10\x01\x12\x19\n\x15SERVER_AUTHENTICATION\x10\x02\"w\n\x08NodeType\x12\x19\n\x15NODE_TYPE_UNSPECIFIED\x10\x00\x12\x14\n\x10SHARED_CORE_NANO\x10\x01\x12\x12\n\x0eHIGHMEM_MEDIUM\x10\x02\x12\x12\n\x0eHIGHMEM_XLARGE\x10\x03\x12\x12\n\x0eSTANDARD_SMALL\x10\x04\"S\n\x04Mode\x12\x14\n\x10MODE_UNSPECIFIED\x10\x00\x12\x12\n\nSTANDALONE\x10\x01\x1a\x02\x08\x01\x12\x0b\n\x07\x43LUSTER\x10\x02\x12\x14\n\x10\x43LUSTER_DISABLED\x10\x04:{\xea\x41x\n#memorystore.googleapis.com/Instance\x12<projects/{project}/locations/{location}/instances/{instance}*\tinstances2\x08instanceB\x10\n\x0e_replica_countB\x1e\n\x1c_deletion_protection_enabled\"\x86\x04\n\x11PscAutoConnection\x12\x16\n\x04port\x18\t \x01(\x05\x42\x06\xe0\x41\x03\xe0\x41\x01H\x00\x12\x1e\n\x11psc_connection_id\x18\x01 \x01(\tB\x03\xe0\x41\x03\x12\x1f\n\nip_address\x18\x02 \x01(\tB\x0b\xe0\x41\x03\xe2\x8c\xcf\xd7\x08\x02\x08\x02\x12\x46\n\x0f\x66orwarding_rule\x18\x03 \x01(\tB-\xe0\x41\x03\xfa\x41\'\n%compute.googleapis.com/ForwardingRule\x12\x17\n\nproject_id\x18\x04 \x01(\tB\x03\xe0\x41\x02\x12\x37\n\x07network\x18\x05 \x01(\tB&\xe0\x41\x02\xfa\x41 \n\x1e\x63ompute.googleapis.com/Network\x12L\n\x12service_attachment\x18\x06 \x01(\tB0\xe0\x41\x03\xfa\x41*\n(compute.googleapis.com/ServiceAttachment\x12X\n\x15psc_connection_status\x18\x07 \x01(\x0e\x32\x34.google.cloud.memorystore.v1beta.PscConnectionStatusB\x03\xe0\x41\x03\x12M\n\x0f\x63onnection_type\x18\x08 \x01(\x0e\x32/.google.cloud.memorystore.v1beta.ConnectionTypeB\x03\xe0\x41\x03\x42\x07\n\x05ports\"\xe1\x03\n\rPscConnection\x12\x1e\n\x11psc_connection_id\x18\x01 \x01(\tB\x03\xe0\x41\x03\x12\x1f\n\nip_address\x18\x02 \x01(\tB\x0b\xe0\x41\x02\xe2\x8c\xcf\xd7\x08\x02\x08\x02\x12\x46\n\x0f\x66orwarding_rule\x18\x03 \x01(\tB-\xe0\x41\x02\xfa\x41\'\n%compute.googleapis.com/ForwardingRule\x12\x17\n\nproject_id\x18\x04 \x01(\tB\x03\xe0\x41\x03\x12\x37\n\x07network\x18\x05 \x01(\tB&\xe0\x41\x02\xfa\x41 \n\x1e\x63ompute.googleapis.com/Network\x12L\n\x12service_attachment\x18\x06 \x01(\tB0\xe0\x41\x02\xfa\x41*\n(compute.googleapis.com/ServiceAttachment\x12X\n\x15psc_connection_status\x18\x07 \x01(\x0e\x32\x34.google.cloud.memorystore.v1beta.PscConnectionStatusB\x03\xe0\x41\x03\x12M\n\x0f\x63onnection_type\x18\x08 \x01(\x0e\x32/.google.cloud.memorystore.v1beta.ConnectionTypeB\x03\xe0\x41\x03\"u\n\x11\x44iscoveryEndpoint\x12\x14\n\x07\x61\x64\x64ress\x18\x01 \x01(\tB\x03\xe0\x41\x03\x12\x11\n\x04port\x18\x02 \x01(\x05\x42\x03\xe0\x41\x03\x12\x37\n\x07network\x18\x04 \x01(\tB&\xe0\x41\x03\xfa\x41 \n\x1e\x63ompute.googleapis.com/Network\"\xeb\x06\n\x11PersistenceConfig\x12U\n\x04mode\x18\x01 \x01(\x0e\x32\x42.google.cloud.memorystore.v1beta.PersistenceConfig.PersistenceModeB\x03\xe0\x41\x01\x12U\n\nrdb_config\x18\x02 \x01(\x0b\x32<.google.cloud.memorystore.v1beta.PersistenceConfig.RDBConfigB\x03\xe0\x41\x01\x12U\n\naof_config\x18\x03 \x01(\x0b\x32<.google.cloud.memorystore.v1beta.PersistenceConfig.AOFConfigB\x03\xe0\x41\x01\x1a\xb5\x02\n\tRDBConfig\x12m\n\x13rdb_snapshot_period\x18\x01 \x01(\x0e\x32K.google.cloud.memorystore.v1beta.PersistenceConfig.RDBConfig.SnapshotPeriodB\x03\xe0\x41\x01\x12@\n\x17rdb_snapshot_start_time\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x01\"w\n\x0eSnapshotPeriod\x12\x1f\n\x1bSNAPSHOT_PERIOD_UNSPECIFIED\x10\x00\x12\x0c\n\x08ONE_HOUR\x10\x01\x12\r\n\tSIX_HOURS\x10\x02\x12\x10\n\x0cTWELVE_HOURS\x10\x03\x12\x15\n\x11TWENTY_FOUR_HOURS\x10\x04\x1a\xc3\x01\n\tAOFConfig\x12\x63\n\x0c\x61ppend_fsync\x18\x01 \x01(\x0e\x32H.google.cloud.memorystore.v1beta.PersistenceConfig.AOFConfig.AppendFsyncB\x03\xe0\x41\x01\"Q\n\x0b\x41ppendFsync\x12\x1c\n\x18\x41PPEND_FSYNC_UNSPECIFIED\x10\x00\x12\t\n\x05NEVER\x10\x01\x12\r\n\tEVERY_SEC\x10\x02\x12\n\n\x06\x41LWAYS\x10\x03\"S\n\x0fPersistenceMode\x12 \n\x1cPERSISTENCE_MODE_UNSPECIFIED\x10\x00\x12\x0c\n\x08\x44ISABLED\x10\x01\x12\x07\n\x03RDB\x10\x02\x12\x07\n\x03\x41OF\x10\x03\"\"\n\nNodeConfig\x12\x14\n\x07size_gb\x18\x01 \x01(\x01\x42\x03\xe0\x41\x03\"\xed\x01\n\x16ZoneDistributionConfig\x12\x11\n\x04zone\x18\x02 \x01(\tB\x03\xe0\x41\x01\x12_\n\x04mode\x18\x01 \x01(\x0e\x32L.google.cloud.memorystore.v1beta.ZoneDistributionConfig.ZoneDistributionModeB\x03\xe0\x41\x01\"_\n\x14ZoneDistributionMode\x12&\n\"ZONE_DISTRIBUTION_MODE_UNSPECIFIED\x10\x00\x12\x0e\n\nMULTI_ZONE\x10\x01\x12\x0f\n\x0bSINGLE_ZONE\x10\x02\"\xb0\x01\n\x14ListInstancesRequest\x12;\n\x06parent\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\x12#memorystore.googleapis.com/Instance\x12\x16\n\tpage_size\x18\x02 \x01(\x05\x42\x03\xe0\x41\x01\x12\x17\n\npage_token\x18\x03 \x01(\tB\x03\xe0\x41\x01\x12\x13\n\x06\x66ilter\x18\x04 \x01(\tB\x03\xe0\x41\x01\x12\x15\n\x08order_by\x18\x05 \x01(\tB\x03\xe0\x41\x01\"\x83\x01\n\x15ListInstancesResponse\x12<\n\tinstances\x18\x01 \x03(\x0b\x32).google.cloud.memorystore.v1beta.Instance\x12\x17\n\x0fnext_page_token\x18\x02 \x01(\t\x12\x13\n\x0bunreachable\x18\x03 \x03(\t\"O\n\x12GetInstanceRequest\x12\x39\n\x04name\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\n#memorystore.googleapis.com/Instance\"\xd1\x01\n\x15\x43reateInstanceRequest\x12;\n\x06parent\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\x12#memorystore.googleapis.com/Instance\x12\x18\n\x0binstance_id\x18\x02 \x01(\tB\x03\xe0\x41\x02\x12@\n\x08instance\x18\x03 \x01(\x0b\x32).google.cloud.memorystore.v1beta.InstanceB\x03\xe0\x41\x02\x12\x1f\n\nrequest_id\x18\x04 \x01(\tB\x0b\xe0\x41\x01\xe2\x8c\xcf\xd7\x08\x02\x08\x01\"\xb0\x01\n\x15UpdateInstanceRequest\x12\x34\n\x0bupdate_mask\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.FieldMaskB\x03\xe0\x41\x01\x12@\n\x08instance\x18\x02 \x01(\x0b\x32).google.cloud.memorystore.v1beta.InstanceB\x03\xe0\x41\x02\x12\x1f\n\nrequest_id\x18\x03 \x01(\tB\x0b\xe0\x41\x01\xe2\x8c\xcf\xd7\x08\x02\x08\x01\"s\n\x15\x44\x65leteInstanceRequest\x12\x39\n\x04name\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\n#memorystore.googleapis.com/Instance\x12\x1f\n\nrequest_id\x18\x02 \x01(\tB\x0b\xe0\x41\x01\xe2\x8c\xcf\xd7\x08\x02\x08\x01\"[\n\x1eGetCertificateAuthorityRequest\x12\x39\n\x04name\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\n#memorystore.googleapis.com/Instance\"\x91\x04\n\x14\x43\x65rtificateAuthority\x12n\n\x11managed_server_ca\x18\x02 \x01(\x0b\x32Q.google.cloud.memorystore.v1beta.CertificateAuthority.ManagedCertificateAuthorityH\x00\x12\x11\n\x04name\x18\x01 \x01(\tB\x03\xe0\x41\x08\x1a\xaf\x01\n\x1bManagedCertificateAuthority\x12m\n\x08\x63\x61_certs\x18\x01 \x03(\x0b\x32[.google.cloud.memorystore.v1beta.CertificateAuthority.ManagedCertificateAuthority.CertChain\x1a!\n\tCertChain\x12\x14\n\x0c\x63\x65rtificates\x18\x01 \x03(\t:\xb6\x01\xea\x41\xb2\x01\n/memorystore.googleapis.com/CertificateAuthority\x12Qprojects/{project}/locations/{location}/instances/{instance}/certificateAuthority*\x16\x63\x65rtificateAuthorities2\x14\x63\x65rtificateAuthorityB\x0b\n\tserver_ca\"\x80\x02\n\x11OperationMetadata\x12\x34\n\x0b\x63reate_time\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12\x31\n\x08\x65nd_time\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12\x13\n\x06target\x18\x03 \x01(\tB\x03\xe0\x41\x03\x12\x11\n\x04verb\x18\x04 \x01(\tB\x03\xe0\x41\x03\x12\x1b\n\x0estatus_message\x18\x05 \x01(\tB\x03\xe0\x41\x03\x12#\n\x16requested_cancellation\x18\x06 \x01(\x08\x42\x03\xe0\x41\x03\x12\x18\n\x0b\x61pi_version\x18\x07 \x01(\tB\x03\xe0\x41\x03*W\n\x13PscConnectionStatus\x12%\n!PSC_CONNECTION_STATUS_UNSPECIFIED\x10\x00\x12\n\n\x06\x41\x43TIVE\x10\x01\x12\r\n\tNOT_FOUND\x10\x02*\x89\x01\n\x0e\x43onnectionType\x12\x1f\n\x1b\x43ONNECTION_TYPE_UNSPECIFIED\x10\x00\x12\x1d\n\x19\x43ONNECTION_TYPE_DISCOVERY\x10\x01\x12\x1b\n\x17\x43ONNECTION_TYPE_PRIMARY\x10\x02\x12\x1a\n\x16\x43ONNECTION_TYPE_READER\x10\x03\x32\xf6\n\n\x0bMemorystore\x12\xc2\x01\n\rListInstances\x12\x35.google.cloud.memorystore.v1beta.ListInstancesRequest\x1a\x36.google.cloud.memorystore.v1beta.ListInstancesResponse\"B\xda\x41\x06parent\x82\xd3\xe4\x93\x02\x33\x12\x31/v1beta/{parent=projects/*/locations/*}/instances\x12\xaf\x01\n\x0bGetInstance\x12\x33.google.cloud.memorystore.v1beta.GetInstanceRequest\x1a).google.cloud.memorystore.v1beta.Instance\"@\xda\x41\x04name\x82\xd3\xe4\x93\x02\x33\x12\x31/v1beta/{name=projects/*/locations/*/instances/*}\x12\xeb\x01\n\x0e\x43reateInstance\x12\x36.google.cloud.memorystore.v1beta.CreateInstanceRequest\x1a\x1d.google.longrunning.Operation\"\x81\x01\xca\x41\x1d\n\x08Instance\x12\x11OperationMetadata\xda\x41\x1bparent,instance,instance_id\x82\xd3\xe4\x93\x02=\"1/v1beta/{parent=projects/*/locations/*}/instances:\x08instance\x12\xed\x01\n\x0eUpdateInstance\x12\x36.google.cloud.memorystore.v1beta.UpdateInstanceRequest\x1a\x1d.google.longrunning.Operation\"\x83\x01\xca\x41\x1d\n\x08Instance\x12\x11OperationMetadata\xda\x41\x14instance,update_mask\x82\xd3\xe4\x93\x02\x46\x32:/v1beta/{instance.name=projects/*/locations/*/instances/*}:\x08instance\x12\xd6\x01\n\x0e\x44\x65leteInstance\x12\x36.google.cloud.memorystore.v1beta.DeleteInstanceRequest\x1a\x1d.google.longrunning.Operation\"m\xca\x41*\n\x15google.protobuf.Empty\x12\x11OperationMetadata\xda\x41\x04name\x82\xd3\xe4\x93\x02\x33*1/v1beta/{name=projects/*/locations/*/instances/*}\x12\xe8\x01\n\x17GetCertificateAuthority\x12?.google.cloud.memorystore.v1beta.GetCertificateAuthorityRequest\x1a\x35.google.cloud.memorystore.v1beta.CertificateAuthority\"U\xda\x41\x04name\x82\xd3\xe4\x93\x02H\x12\x46/v1beta/{name=projects/*/locations/*/instances/*}/certificateAuthority\x1aN\xca\x41\x1amemorystore.googleapis.com\xd2\x41.https://www.googleapis.com/auth/cloud-platformB\xa0\x04\n#com.google.cloud.memorystore.v1betaB\x0bV1mainProtoP\x01ZEcloud.google.com/go/memorystore/apiv1beta/memorystorepb;memorystorepb\xaa\x02\x1fGoogle.Cloud.Memorystore.V1Beta\xca\x02\x1fGoogle\\Cloud\\Memorystore\\V1beta\xea\x02\"Google::Cloud::Memorystore::V1beta\xea\x41n\n%compute.googleapis.com/ForwardingRule\x12\x45projects/{project}/regions/{region}/forwardingRules/{forwarding_rule}\xea\x41N\n\x1e\x63ompute.googleapis.com/Network\x12,projects/{project}/global/networks/{network}\xea\x41w\n(compute.googleapis.com/ServiceAttachment\x12Kprojects/{project}/regions/{region}/serviceAttachments/{service_attachment}b\x06proto3"
+descriptor_data = "\n1google/cloud/memorystore/v1beta/memorystore.proto\x12\x1fgoogle.cloud.memorystore.v1beta\x1a\x1cgoogle/api/annotations.proto\x1a\x17google/api/client.proto\x1a\x1fgoogle/api/field_behavior.proto\x1a\x1bgoogle/api/field_info.proto\x1a\x19google/api/resource.proto\x1a#google/longrunning/operations.proto\x1a\x1bgoogle/protobuf/empty.proto\x1a google/protobuf/field_mask.proto\x1a\x1fgoogle/protobuf/timestamp.proto\"\xc6\x1a\n\x08Instance\x12\x11\n\x04name\x18\x01 \x01(\tB\x03\xe0\x41\x08\x12\x34\n\x0b\x63reate_time\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12\x34\n\x0bupdate_time\x18\x03 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12J\n\x06labels\x18\x04 \x03(\x0b\x32\x35.google.cloud.memorystore.v1beta.Instance.LabelsEntryB\x03\xe0\x41\x01\x12\x43\n\x05state\x18\x05 \x01(\x0e\x32/.google.cloud.memorystore.v1beta.Instance.StateB\x03\xe0\x41\x03\x12L\n\nstate_info\x18\x06 \x01(\x0b\x32\x33.google.cloud.memorystore.v1beta.Instance.StateInfoB\x03\xe0\x41\x03\x12\x18\n\x03uid\x18\x07 \x01(\tB\x0b\xe0\x41\x03\xe2\x8c\xcf\xd7\x08\x02\x08\x01\x12\x1f\n\rreplica_count\x18\x08 \x01(\x05\x42\x03\xe0\x41\x01H\x00\x88\x01\x01\x12_\n\x12\x61uthorization_mode\x18\t \x01(\x0e\x32;.google.cloud.memorystore.v1beta.Instance.AuthorizationModeB\x06\xe0\x41\x01\xe0\x41\x05\x12h\n\x17transit_encryption_mode\x18\n \x01(\x0e\x32?.google.cloud.memorystore.v1beta.Instance.TransitEncryptionModeB\x06\xe0\x41\x01\xe0\x41\x05\x12\x18\n\x0bshard_count\x18\x0b \x01(\x05\x42\x03\xe0\x41\x01\x12T\n\x13\x64iscovery_endpoints\x18\x0c \x03(\x0b\x32\x32.google.cloud.memorystore.v1beta.DiscoveryEndpointB\x03\xe0\x41\x03\x12M\n\tnode_type\x18\r \x01(\x0e\x32\x32.google.cloud.memorystore.v1beta.Instance.NodeTypeB\x06\xe0\x41\x01\xe0\x41\x05\x12S\n\x12persistence_config\x18\x0e \x01(\x0b\x32\x32.google.cloud.memorystore.v1beta.PersistenceConfigB\x03\xe0\x41\x01\x12\x1e\n\x0e\x65ngine_version\x18\x0f \x01(\tB\x06\xe0\x41\x01\xe0\x41\x05\x12Y\n\x0e\x65ngine_configs\x18\x10 \x03(\x0b\x32<.google.cloud.memorystore.v1beta.Instance.EngineConfigsEntryB\x03\xe0\x41\x01\x12\x45\n\x0bnode_config\x18\x11 \x01(\x0b\x32+.google.cloud.memorystore.v1beta.NodeConfigB\x03\xe0\x41\x03\x12\x61\n\x18zone_distribution_config\x18\x12 \x01(\x0b\x32\x37.google.cloud.memorystore.v1beta.ZoneDistributionConfigB\x06\xe0\x41\x01\xe0\x41\x05\x12-\n\x1b\x64\x65letion_protection_enabled\x18\x13 \x01(\x08\x42\x03\xe0\x41\x01H\x01\x88\x01\x01\x12X\n\x14psc_auto_connections\x18\x14 \x03(\x0b\x32\x32.google.cloud.memorystore.v1beta.PscAutoConnectionB\x06\xe0\x41\x02\xe0\x41\x05\x12R\n\tendpoints\x18\x19 \x03(\x0b\x32:.google.cloud.memorystore.v1beta.Instance.InstanceEndpointB\x03\xe0\x41\x01\x12\x41\n\x04mode\x18\x1a \x01(\x0e\x32..google.cloud.memorystore.v1beta.Instance.ModeB\x03\xe0\x41\x01\x12[\n\x0eserver_ca_mode\x18\x38 \x01(\x0e\x32\x36.google.cloud.memorystore.v1beta.Instance.ServerCaModeB\x06\xe0\x41\x01\xe0\x41\x05H\x02\x88\x01\x01\x12G\n\x0eserver_ca_pool\x18\x39 \x01(\tB*\xe0\x41\x01\xe0\x41\x05\xfa\x41!\n\x1fprivateca.googleapis.com/CaPoolH\x03\x88\x01\x01\x12.\n\x19rotate_server_certificate\x18: \x01(\x08\x42\x06\xe0\x41\x01\xe0\x41\x04H\x04\x88\x01\x01\x1a\xfc\x01\n\tStateInfo\x12Z\n\x0bupdate_info\x18\x01 \x01(\x0b\x32>.google.cloud.memorystore.v1beta.Instance.StateInfo.UpdateInfoB\x03\xe0\x41\x03H\x00\x1a\x8a\x01\n\nUpdateInfo\x12$\n\x12target_shard_count\x18\x01 \x01(\x05\x42\x03\xe0\x41\x03H\x00\x88\x01\x01\x12&\n\x14target_replica_count\x18\x02 \x01(\x05\x42\x03\xe0\x41\x03H\x01\x88\x01\x01\x42\x15\n\x13_target_shard_countB\x17\n\x15_target_replica_countB\x06\n\x04info\x1ah\n\x10InstanceEndpoint\x12T\n\x0b\x63onnections\x18\x01 \x03(\x0b\x32:.google.cloud.memorystore.v1beta.Instance.ConnectionDetailB\x03\xe0\x41\x01\x1a\xbd\x01\n\x10\x43onnectionDetail\x12Q\n\x13psc_auto_connection\x18\x01 \x01(\x0b\x32\x32.google.cloud.memorystore.v1beta.PscAutoConnectionH\x00\x12H\n\x0epsc_connection\x18\x02 \x01(\x0b\x32..google.cloud.memorystore.v1beta.PscConnectionH\x00\x42\x0c\n\nconnection\x1a-\n\x0bLabelsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12\r\n\x05value\x18\x02 \x01(\t:\x02\x38\x01\x1a\x34\n\x12\x45ngineConfigsEntry\x12\x0b\n\x03key\x18\x01 \x01(\t\x12\r\n\x05value\x18\x02 \x01(\t:\x02\x38\x01\"T\n\x05State\x12\x15\n\x11STATE_UNSPECIFIED\x10\x00\x12\x0c\n\x08\x43REATING\x10\x01\x12\n\n\x06\x41\x43TIVE\x10\x02\x12\x0c\n\x08UPDATING\x10\x03\x12\x0c\n\x08\x44\x45LETING\x10\x04\"X\n\x11\x41uthorizationMode\x12\"\n\x1e\x41UTHORIZATION_MODE_UNSPECIFIED\x10\x00\x12\x11\n\rAUTH_DISABLED\x10\x01\x12\x0c\n\x08IAM_AUTH\x10\x02\"|\n\x15TransitEncryptionMode\x12\'\n#TRANSIT_ENCRYPTION_MODE_UNSPECIFIED\x10\x00\x12\x1f\n\x1bTRANSIT_ENCRYPTION_DISABLED\x10\x01\x12\x19\n\x15SERVER_AUTHENTICATION\x10\x02\"w\n\x08NodeType\x12\x19\n\x15NODE_TYPE_UNSPECIFIED\x10\x00\x12\x14\n\x10SHARED_CORE_NANO\x10\x01\x12\x12\n\x0eHIGHMEM_MEDIUM\x10\x02\x12\x12\n\x0eHIGHMEM_XLARGE\x10\x03\x12\x12\n\x0eSTANDARD_SMALL\x10\x04\"S\n\x04Mode\x12\x14\n\x10MODE_UNSPECIFIED\x10\x00\x12\x12\n\nSTANDALONE\x10\x01\x1a\x02\x08\x01\x12\x0b\n\x07\x43LUSTER\x10\x02\x12\x14\n\x10\x43LUSTER_DISABLED\x10\x04\"\xa9\x02\n\x0cServerCaMode\x12\x1e\n\x1aSERVER_CA_MODE_UNSPECIFIED\x10\x00\x12\"\n\x1eGOOGLE_MANAGED_PER_INSTANCE_CA\x10\x01\x12\x1c\n\x18GOOGLE_MANAGED_SHARED_CA\x10\x02\x12\x1b\n\x17\x43USTOMER_MANAGED_CAS_CA\x10\x03\x12\x35\n-SERVER_CA_MODE_GOOGLE_MANAGED_PER_INSTANCE_CA\x10\x01\x1a\x02\x08\x01\x12/\n\'SERVER_CA_MODE_GOOGLE_MANAGED_SHARED_CA\x10\x02\x1a\x02\x08\x01\x12.\n&SERVER_CA_MODE_CUSTOMER_MANAGED_CAS_CA\x10\x03\x1a\x02\x08\x01\x1a\x02\x10\x01:{\xea\x41x\n#memorystore.googleapis.com/Instance\x12<projects/{project}/locations/{location}/instances/{instance}*\tinstances2\x08instanceB\x10\n\x0e_replica_countB\x1e\n\x1c_deletion_protection_enabledB\x11\n\x0f_server_ca_modeB\x11\n\x0f_server_ca_poolB\x1c\n\x1a_rotate_server_certificate\"\x86\x04\n\x11PscAutoConnection\x12\x16\n\x04port\x18\t \x01(\x05\x42\x06\xe0\x41\x03\xe0\x41\x01H\x00\x12\x1e\n\x11psc_connection_id\x18\x01 \x01(\tB\x03\xe0\x41\x03\x12\x1f\n\nip_address\x18\x02 \x01(\tB\x0b\xe0\x41\x03\xe2\x8c\xcf\xd7\x08\x02\x08\x02\x12\x46\n\x0f\x66orwarding_rule\x18\x03 \x01(\tB-\xe0\x41\x03\xfa\x41\'\n%compute.googleapis.com/ForwardingRule\x12\x17\n\nproject_id\x18\x04 \x01(\tB\x03\xe0\x41\x02\x12\x37\n\x07network\x18\x05 \x01(\tB&\xe0\x41\x02\xfa\x41 \n\x1e\x63ompute.googleapis.com/Network\x12L\n\x12service_attachment\x18\x06 \x01(\tB0\xe0\x41\x03\xfa\x41*\n(compute.googleapis.com/ServiceAttachment\x12X\n\x15psc_connection_status\x18\x07 \x01(\x0e\x32\x34.google.cloud.memorystore.v1beta.PscConnectionStatusB\x03\xe0\x41\x03\x12M\n\x0f\x63onnection_type\x18\x08 \x01(\x0e\x32/.google.cloud.memorystore.v1beta.ConnectionTypeB\x03\xe0\x41\x03\x42\x07\n\x05ports\"\xe1\x03\n\rPscConnection\x12\x1e\n\x11psc_connection_id\x18\x01 \x01(\tB\x03\xe0\x41\x03\x12\x1f\n\nip_address\x18\x02 \x01(\tB\x0b\xe0\x41\x02\xe2\x8c\xcf\xd7\x08\x02\x08\x02\x12\x46\n\x0f\x66orwarding_rule\x18\x03 \x01(\tB-\xe0\x41\x02\xfa\x41\'\n%compute.googleapis.com/ForwardingRule\x12\x17\n\nproject_id\x18\x04 \x01(\tB\x03\xe0\x41\x03\x12\x37\n\x07network\x18\x05 \x01(\tB&\xe0\x41\x02\xfa\x41 \n\x1e\x63ompute.googleapis.com/Network\x12L\n\x12service_attachment\x18\x06 \x01(\tB0\xe0\x41\x02\xfa\x41*\n(compute.googleapis.com/ServiceAttachment\x12X\n\x15psc_connection_status\x18\x07 \x01(\x0e\x32\x34.google.cloud.memorystore.v1beta.PscConnectionStatusB\x03\xe0\x41\x03\x12M\n\x0f\x63onnection_type\x18\x08 \x01(\x0e\x32/.google.cloud.memorystore.v1beta.ConnectionTypeB\x03\xe0\x41\x03\"u\n\x11\x44iscoveryEndpoint\x12\x14\n\x07\x61\x64\x64ress\x18\x01 \x01(\tB\x03\xe0\x41\x03\x12\x11\n\x04port\x18\x02 \x01(\x05\x42\x03\xe0\x41\x03\x12\x37\n\x07network\x18\x04 \x01(\tB&\xe0\x41\x03\xfa\x41 \n\x1e\x63ompute.googleapis.com/Network\"\xeb\x06\n\x11PersistenceConfig\x12U\n\x04mode\x18\x01 \x01(\x0e\x32\x42.google.cloud.memorystore.v1beta.PersistenceConfig.PersistenceModeB\x03\xe0\x41\x01\x12U\n\nrdb_config\x18\x02 \x01(\x0b\x32<.google.cloud.memorystore.v1beta.PersistenceConfig.RDBConfigB\x03\xe0\x41\x01\x12U\n\naof_config\x18\x03 \x01(\x0b\x32<.google.cloud.memorystore.v1beta.PersistenceConfig.AOFConfigB\x03\xe0\x41\x01\x1a\xb5\x02\n\tRDBConfig\x12m\n\x13rdb_snapshot_period\x18\x01 \x01(\x0e\x32K.google.cloud.memorystore.v1beta.PersistenceConfig.RDBConfig.SnapshotPeriodB\x03\xe0\x41\x01\x12@\n\x17rdb_snapshot_start_time\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x01\"w\n\x0eSnapshotPeriod\x12\x1f\n\x1bSNAPSHOT_PERIOD_UNSPECIFIED\x10\x00\x12\x0c\n\x08ONE_HOUR\x10\x01\x12\r\n\tSIX_HOURS\x10\x02\x12\x10\n\x0cTWELVE_HOURS\x10\x03\x12\x15\n\x11TWENTY_FOUR_HOURS\x10\x04\x1a\xc3\x01\n\tAOFConfig\x12\x63\n\x0c\x61ppend_fsync\x18\x01 \x01(\x0e\x32H.google.cloud.memorystore.v1beta.PersistenceConfig.AOFConfig.AppendFsyncB\x03\xe0\x41\x01\"Q\n\x0b\x41ppendFsync\x12\x1c\n\x18\x41PPEND_FSYNC_UNSPECIFIED\x10\x00\x12\t\n\x05NEVER\x10\x01\x12\r\n\tEVERY_SEC\x10\x02\x12\n\n\x06\x41LWAYS\x10\x03\"S\n\x0fPersistenceMode\x12 \n\x1cPERSISTENCE_MODE_UNSPECIFIED\x10\x00\x12\x0c\n\x08\x44ISABLED\x10\x01\x12\x07\n\x03RDB\x10\x02\x12\x07\n\x03\x41OF\x10\x03\"\"\n\nNodeConfig\x12\x14\n\x07size_gb\x18\x01 \x01(\x01\x42\x03\xe0\x41\x03\"\xed\x01\n\x16ZoneDistributionConfig\x12\x11\n\x04zone\x18\x02 \x01(\tB\x03\xe0\x41\x01\x12_\n\x04mode\x18\x01 \x01(\x0e\x32L.google.cloud.memorystore.v1beta.ZoneDistributionConfig.ZoneDistributionModeB\x03\xe0\x41\x01\"_\n\x14ZoneDistributionMode\x12&\n\"ZONE_DISTRIBUTION_MODE_UNSPECIFIED\x10\x00\x12\x0e\n\nMULTI_ZONE\x10\x01\x12\x0f\n\x0bSINGLE_ZONE\x10\x02\"\xb0\x01\n\x14ListInstancesRequest\x12;\n\x06parent\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\x12#memorystore.googleapis.com/Instance\x12\x16\n\tpage_size\x18\x02 \x01(\x05\x42\x03\xe0\x41\x01\x12\x17\n\npage_token\x18\x03 \x01(\tB\x03\xe0\x41\x01\x12\x13\n\x06\x66ilter\x18\x04 \x01(\tB\x03\xe0\x41\x01\x12\x15\n\x08order_by\x18\x05 \x01(\tB\x03\xe0\x41\x01\"\x83\x01\n\x15ListInstancesResponse\x12<\n\tinstances\x18\x01 \x03(\x0b\x32).google.cloud.memorystore.v1beta.Instance\x12\x17\n\x0fnext_page_token\x18\x02 \x01(\t\x12\x13\n\x0bunreachable\x18\x03 \x03(\t\"O\n\x12GetInstanceRequest\x12\x39\n\x04name\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\n#memorystore.googleapis.com/Instance\"\xd1\x01\n\x15\x43reateInstanceRequest\x12;\n\x06parent\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\x12#memorystore.googleapis.com/Instance\x12\x18\n\x0binstance_id\x18\x02 \x01(\tB\x03\xe0\x41\x02\x12@\n\x08instance\x18\x03 \x01(\x0b\x32).google.cloud.memorystore.v1beta.InstanceB\x03\xe0\x41\x02\x12\x1f\n\nrequest_id\x18\x04 \x01(\tB\x0b\xe0\x41\x01\xe2\x8c\xcf\xd7\x08\x02\x08\x01\"\xb0\x01\n\x15UpdateInstanceRequest\x12\x34\n\x0bupdate_mask\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.FieldMaskB\x03\xe0\x41\x01\x12@\n\x08instance\x18\x02 \x01(\x0b\x32).google.cloud.memorystore.v1beta.InstanceB\x03\xe0\x41\x02\x12\x1f\n\nrequest_id\x18\x03 \x01(\tB\x0b\xe0\x41\x01\xe2\x8c\xcf\xd7\x08\x02\x08\x01\"s\n\x15\x44\x65leteInstanceRequest\x12\x39\n\x04name\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\n#memorystore.googleapis.com/Instance\x12\x1f\n\nrequest_id\x18\x02 \x01(\tB\x0b\xe0\x41\x01\xe2\x8c\xcf\xd7\x08\x02\x08\x01\"[\n\x1eGetCertificateAuthorityRequest\x12\x39\n\x04name\x18\x01 \x01(\tB+\xe0\x41\x02\xfa\x41%\n#memorystore.googleapis.com/Instance\"\x91\x04\n\x14\x43\x65rtificateAuthority\x12n\n\x11managed_server_ca\x18\x02 \x01(\x0b\x32Q.google.cloud.memorystore.v1beta.CertificateAuthority.ManagedCertificateAuthorityH\x00\x12\x11\n\x04name\x18\x01 \x01(\tB\x03\xe0\x41\x08\x1a\xaf\x01\n\x1bManagedCertificateAuthority\x12m\n\x08\x63\x61_certs\x18\x01 \x03(\x0b\x32[.google.cloud.memorystore.v1beta.CertificateAuthority.ManagedCertificateAuthority.CertChain\x1a!\n\tCertChain\x12\x14\n\x0c\x63\x65rtificates\x18\x01 \x03(\t:\xb6\x01\xea\x41\xb2\x01\n/memorystore.googleapis.com/CertificateAuthority\x12Qprojects/{project}/locations/{location}/instances/{instance}/certificateAuthority*\x16\x63\x65rtificateAuthorities2\x14\x63\x65rtificateAuthorityB\x0b\n\tserver_ca\"\x88\x05\n\"SharedRegionalCertificateAuthority\x12\x84\x01\n\x11managed_server_ca\x18\x02 \x01(\x0b\x32g.google.cloud.memorystore.v1beta.SharedRegionalCertificateAuthority.RegionalManagedCertificateAuthorityH\x00\x12\x11\n\x04name\x18\x01 \x01(\tB\x03\xe0\x41\x08\x1a\xde\x01\n#RegionalManagedCertificateAuthority\x12\x8b\x01\n\x08\x63\x61_certs\x18\x01 \x03(\x0b\x32y.google.cloud.memorystore.v1beta.SharedRegionalCertificateAuthority.RegionalManagedCertificateAuthority.RegionalCertChain\x1a)\n\x11RegionalCertChain\x12\x14\n\x0c\x63\x65rtificates\x18\x01 \x03(\t:\xd9\x01\xea\x41\xd5\x01\n=memorystore.googleapis.com/SharedRegionalCertificateAuthority\x12Jprojects/{project}/locations/{location}/sharedRegionalCertificateAuthority*$sharedRegionalCertificateAuthorities2\"sharedRegionalCertificateAuthorityB\x0b\n\tserver_ca\"\x83\x01\n,GetSharedRegionalCertificateAuthorityRequest\x12S\n\x04name\x18\x01 \x01(\tBE\xe0\x41\x02\xfa\x41?\n=memorystore.googleapis.com/SharedRegionalCertificateAuthority\"\x80\x02\n\x11OperationMetadata\x12\x34\n\x0b\x63reate_time\x18\x01 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12\x31\n\x08\x65nd_time\x18\x02 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x03\xe0\x41\x03\x12\x13\n\x06target\x18\x03 \x01(\tB\x03\xe0\x41\x03\x12\x11\n\x04verb\x18\x04 \x01(\tB\x03\xe0\x41\x03\x12\x1b\n\x0estatus_message\x18\x05 \x01(\tB\x03\xe0\x41\x03\x12#\n\x16requested_cancellation\x18\x06 \x01(\x08\x42\x03\xe0\x41\x03\x12\x18\n\x0b\x61pi_version\x18\x07 \x01(\tB\x03\xe0\x41\x03*W\n\x13PscConnectionStatus\x12%\n!PSC_CONNECTION_STATUS_UNSPECIFIED\x10\x00\x12\n\n\x06\x41\x43TIVE\x10\x01\x12\r\n\tNOT_FOUND\x10\x02*\x89\x01\n\x0e\x43onnectionType\x12\x1f\n\x1b\x43ONNECTION_TYPE_UNSPECIFIED\x10\x00\x12\x1d\n\x19\x43ONNECTION_TYPE_DISCOVERY\x10\x01\x12\x1b\n\x17\x43ONNECTION_TYPE_PRIMARY\x10\x02\x12\x1a\n\x16\x43ONNECTION_TYPE_READER\x10\x03\x32\x8d\r\n\x0bMemorystore\x12\xc2\x01\n\rListInstances\x12\x35.google.cloud.memorystore.v1beta.ListInstancesRequest\x1a\x36.google.cloud.memorystore.v1beta.ListInstancesResponse\"B\xda\x41\x06parent\x82\xd3\xe4\x93\x02\x33\x12\x31/v1beta/{parent=projects/*/locations/*}/instances\x12\xaf\x01\n\x0bGetInstance\x12\x33.google.cloud.memorystore.v1beta.GetInstanceRequest\x1a).google.cloud.memorystore.v1beta.Instance\"@\xda\x41\x04name\x82\xd3\xe4\x93\x02\x33\x12\x31/v1beta/{name=projects/*/locations/*/instances/*}\x12\xeb\x01\n\x0e\x43reateInstance\x12\x36.google.cloud.memorystore.v1beta.CreateInstanceRequest\x1a\x1d.google.longrunning.Operation\"\x81\x01\xca\x41\x1d\n\x08Instance\x12\x11OperationMetadata\xda\x41\x1bparent,instance,instance_id\x82\xd3\xe4\x93\x02=\"1/v1beta/{parent=projects/*/locations/*}/instances:\x08instance\x12\xed\x01\n\x0eUpdateInstance\x12\x36.google.cloud.memorystore.v1beta.UpdateInstanceRequest\x1a\x1d.google.longrunning.Operation\"\x83\x01\xca\x41\x1d\n\x08Instance\x12\x11OperationMetadata\xda\x41\x14instance,update_mask\x82\xd3\xe4\x93\x02\x46\x32:/v1beta/{instance.name=projects/*/locations/*/instances/*}:\x08instance\x12\xd6\x01\n\x0e\x44\x65leteInstance\x12\x36.google.cloud.memorystore.v1beta.DeleteInstanceRequest\x1a\x1d.google.longrunning.Operation\"m\xca\x41*\n\x15google.protobuf.Empty\x12\x11OperationMetadata\xda\x41\x04name\x82\xd3\xe4\x93\x02\x33*1/v1beta/{name=projects/*/locations/*/instances/*}\x12\xe8\x01\n\x17GetCertificateAuthority\x12?.google.cloud.memorystore.v1beta.GetCertificateAuthorityRequest\x1a\x35.google.cloud.memorystore.v1beta.CertificateAuthority\"U\xda\x41\x04name\x82\xd3\xe4\x93\x02H\x12\x46/v1beta/{name=projects/*/locations/*/instances/*}/certificateAuthority\x12\x94\x02\n%GetSharedRegionalCertificateAuthority\x12M.google.cloud.memorystore.v1beta.GetSharedRegionalCertificateAuthorityRequest\x1a\x43.google.cloud.memorystore.v1beta.SharedRegionalCertificateAuthority\"W\xda\x41\x04name\x82\xd3\xe4\x93\x02J\x12H/v1beta/{name=projects/*/locations/*/sharedRegionalCertificateAuthority}\x1aN\xca\x41\x1amemorystore.googleapis.com\xd2\x41.https://www.googleapis.com/auth/cloud-platformB\xff\x04\n#com.google.cloud.memorystore.v1betaB\x0bV1mainProtoP\x01ZEcloud.google.com/go/memorystore/apiv1beta/memorystorepb;memorystorepb\xaa\x02\x1fGoogle.Cloud.Memorystore.V1Beta\xca\x02\x1fGoogle\\Cloud\\Memorystore\\V1beta\xea\x02\"Google::Cloud::Memorystore::V1beta\xea\x41n\n%compute.googleapis.com/ForwardingRule\x12\x45projects/{project}/regions/{region}/forwardingRules/{forwarding_rule}\xea\x41N\n\x1e\x63ompute.googleapis.com/Network\x12,projects/{project}/global/networks/{network}\xea\x41w\n(compute.googleapis.com/ServiceAttachment\x12Kprojects/{project}/regions/{region}/serviceAttachments/{service_attachment}\xea\x41\\\n\x1fprivateca.googleapis.com/CaPool\x12\x39projects/{project}/locations/{location}/caPools/{ca_pool}b\x06proto3"
 
 pool = ::Google::Protobuf::DescriptorPool.generated_pool
 pool.add_serialized_file(descriptor_data)
@@ -34,6 +34,7 @@ module V1beta
         Instance::TransitEncryptionMode = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.Instance.TransitEncryptionMode").enummodule
         Instance::NodeType = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.Instance.NodeType").enummodule
         Instance::Mode = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.Instance.Mode").enummodule
+        Instance::ServerCaMode = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.Instance.ServerCaMode").enummodule
         PscAutoConnection = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.PscAutoConnection").msgclass
         PscConnection = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.PscConnection").msgclass
         DiscoveryEndpoint = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.DiscoveryEndpoint").msgclass
@@ -56,6 +57,10 @@ module V1beta
         CertificateAuthority = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.CertificateAuthority").msgclass
         CertificateAuthority::ManagedCertificateAuthority = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.CertificateAuthority.ManagedCertificateAuthority").msgclass
         CertificateAuthority::ManagedCertificateAuthority::CertChain = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.CertificateAuthority.ManagedCertificateAuthority.CertChain").msgclass
+        SharedRegionalCertificateAuthority = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.SharedRegionalCertificateAuthority").msgclass
+        SharedRegionalCertificateAuthority::RegionalManagedCertificateAuthority = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.SharedRegionalCertificateAuthority.RegionalManagedCertificateAuthority").msgclass
+        SharedRegionalCertificateAuthority::RegionalManagedCertificateAuthority::RegionalCertChain = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.SharedRegionalCertificateAuthority.RegionalManagedCertificateAuthority.RegionalCertChain").msgclass
+        GetSharedRegionalCertificateAuthorityRequest = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.GetSharedRegionalCertificateAuthorityRequest").msgclass
         OperationMetadata = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.OperationMetadata").msgclass
         PscConnectionStatus = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.PscConnectionStatus").enummodule
         ConnectionType = ::Google::Protobuf::DescriptorPool.generated_pool.lookup("google.cloud.memorystore.v1beta.ConnectionType").enummodule
diff --git a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_services_pb.rb b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_services_pb.rb
index 858a7e1adb4a..1e97f8bcbda3 100644
--- a/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_services_pb.rb
+++ b/google-cloud-memorystore-v1beta/lib/google/cloud/memorystore/v1beta/memorystore_services_pb.rb
@@ -45,6 +45,9 @@ class Service
             rpc :DeleteInstance, ::Google::Cloud::Memorystore::V1beta::DeleteInstanceRequest, ::Google::Longrunning::Operation
             # Gets details about the certificate authority for an Instance.
             rpc :GetCertificateAuthority, ::Google::Cloud::Memorystore::V1beta::GetCertificateAuthorityRequest, ::Google::Cloud::Memorystore::V1beta::CertificateAuthority
+            # Gets the details of shared regional certificate authority information for
+            # Memorystore instance.
+            rpc :GetSharedRegionalCertificateAuthority, ::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest, ::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority
           end
 
           Stub = Service.rpc_stub_class
diff --git a/google-cloud-memorystore-v1beta/proto_docs/google/api/client.rb b/google-cloud-memorystore-v1beta/proto_docs/google/api/client.rb
index a8b1b06d1cad..c58739e32368 100644
--- a/google-cloud-memorystore-v1beta/proto_docs/google/api/client.rb
+++ b/google-cloud-memorystore-v1beta/proto_docs/google/api/client.rb
@@ -31,6 +31,8 @@ module Api
     # @!attribute [rw] selective_gapic_generation
     #   @return [::Google::Api::SelectiveGapicGeneration]
     #     Configuration for which RPCs should be generated in the GAPIC client.
+    #
+    #     Note: This field should not be used in most cases.
     class CommonLanguageSettings
       include ::Google::Protobuf::MessageExts
       extend ::Google::Protobuf::MessageExts::ClassMethods
@@ -441,6 +443,8 @@ class LongRunning
 
     # This message is used to configure the generation of a subset of the RPCs in
     # a service for client libraries.
+    #
+    # Note: This feature should not be used in most cases.
     # @!attribute [rw] methods
     #   @return [::Array<::String>]
     #     An allowlist of the fully qualified names of RPCs that should be included
diff --git a/google-cloud-memorystore-v1beta/proto_docs/google/cloud/memorystore/v1beta/memorystore.rb b/google-cloud-memorystore-v1beta/proto_docs/google/cloud/memorystore/v1beta/memorystore.rb
index 739a78ad87d6..35b63a77f923 100644
--- a/google-cloud-memorystore-v1beta/proto_docs/google/cloud/memorystore/v1beta/memorystore.rb
+++ b/google-cloud-memorystore-v1beta/proto_docs/google/cloud/memorystore/v1beta/memorystore.rb
@@ -93,6 +93,17 @@ module V1beta
         # @!attribute [rw] mode
         #   @return [::Google::Cloud::Memorystore::V1beta::Instance::Mode]
         #     Optional. The mode config for the instance.
+        # @!attribute [rw] server_ca_mode
+        #   @return [::Google::Cloud::Memorystore::V1beta::Instance::ServerCaMode]
+        #     Optional. Immutable. The Server CA mode for the instance.
+        # @!attribute [rw] server_ca_pool
+        #   @return [::String]
+        #     Optional. Immutable. The customer-managed CA pool for the instance. Only
+        #     applicable if the Server CA mode is CUSTOMER_MANAGED_CAS_CA. Format:
+        #     "projects/\\{project}/locations/\\{region}/caPools/\\{ca_pool}".
+        # @!attribute [rw] rotate_server_certificate
+        #   @return [::Boolean]
+        #     Optional. Input only. Rotate the server certificates.
         class Instance
           include ::Google::Protobuf::MessageExts
           extend ::Google::Protobuf::MessageExts::ClassMethods
@@ -241,6 +252,30 @@ module Mode
             # Cluster mode is disabled for the instance.
             CLUSTER_DISABLED = 4
           end
+
+          # The Server CA mode for the instance.
+          module ServerCaMode
+            # Server CA mode not specified.
+            SERVER_CA_MODE_UNSPECIFIED = 0
+
+            # Each instance has its own Google-managed CA.
+            GOOGLE_MANAGED_PER_INSTANCE_CA = 1
+
+            # The instance uses a Google-managed shared CA for the instance's region.
+            GOOGLE_MANAGED_SHARED_CA = 2
+
+            # The instance uses a customer-managed CA from CAS.
+            CUSTOMER_MANAGED_CAS_CA = 3
+
+            # Deprecated: Use GOOGLE_MANAGED_PER_INSTANCE_CA instead.
+            SERVER_CA_MODE_GOOGLE_MANAGED_PER_INSTANCE_CA = 1
+
+            # Deprecated: Use GOOGLE_MANAGED_SHARED_CA instead.
+            SERVER_CA_MODE_GOOGLE_MANAGED_SHARED_CA = 2
+
+            # Deprecated: Use CUSTOMER_MANAGED_CAS_CA instead.
+            SERVER_CA_MODE_CUSTOMER_MANAGED_CAS_CA = 3
+          end
         end
 
         # Details of consumer resources in a PSC connection.
@@ -658,6 +693,51 @@ class CertChain
           end
         end
 
+        # Shared regional certificate authority for an instance.
+        # @!attribute [rw] managed_server_ca
+        #   @return [::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority::RegionalManagedCertificateAuthority]
+        #     CA certificate chains for memorystore managed server authentication.
+        # @!attribute [rw] name
+        #   @return [::String]
+        #     Identifier. Unique name of the resource in this scope including project and
+        #     location using the form:
+        #         `projects/{project}/locations/{location}/sharedRegionalCertificateAuthority`
+        class SharedRegionalCertificateAuthority
+          include ::Google::Protobuf::MessageExts
+          extend ::Google::Protobuf::MessageExts::ClassMethods
+
+          # CA certificate chains for memorystore managed server authentication.
+          # @!attribute [rw] ca_certs
+          #   @return [::Array<::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority::RegionalManagedCertificateAuthority::RegionalCertChain>]
+          #     The PEM encoded CA certificate chains for memorystore managed
+          #     server authentication
+          class RegionalManagedCertificateAuthority
+            include ::Google::Protobuf::MessageExts
+            extend ::Google::Protobuf::MessageExts::ClassMethods
+
+            # The certificates that form the CA chain, from leaf to root order.
+            # @!attribute [rw] certificates
+            #   @return [::Array<::String>]
+            #     The certificates that form the CA chain, from leaf to root order.
+            class RegionalCertChain
+              include ::Google::Protobuf::MessageExts
+              extend ::Google::Protobuf::MessageExts::ClassMethods
+            end
+          end
+        end
+
+        # Request for
+        # {::Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client#get_shared_regional_certificate_authority GetSharedRegionalCertificateAuthority}.
+        # @!attribute [rw] name
+        #   @return [::String]
+        #     Required. Regional certificate authority resource name using the form:
+        #         `projects/{project}/locations/{location}/sharedRegionalCertificateAuthority`
+        #     where `location_id` refers to a Google Cloud region.
+        class GetSharedRegionalCertificateAuthorityRequest
+          include ::Google::Protobuf::MessageExts
+          extend ::Google::Protobuf::MessageExts::ClassMethods
+        end
+
         # Represents the metadata of a long-running operation.
         # @!attribute [r] create_time
         #   @return [::Google::Protobuf::Timestamp]
diff --git a/google-cloud-memorystore-v1beta/snippets/memorystore/get_shared_regional_certificate_authority.rb b/google-cloud-memorystore-v1beta/snippets/memorystore/get_shared_regional_certificate_authority.rb
new file mode 100644
index 000000000000..ed053585cded
--- /dev/null
+++ b/google-cloud-memorystore-v1beta/snippets/memorystore/get_shared_regional_certificate_authority.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+# Copyright 2026 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Auto-generated by gapic-generator-ruby. DO NOT EDIT!
+
+# [START memorystore_v1beta_generated_Memorystore_GetSharedRegionalCertificateAuthority_sync]
+require "google/cloud/memorystore/v1beta"
+
+##
+# Snippet for the get_shared_regional_certificate_authority call in the Memorystore service
+#
+# This snippet has been automatically generated and should be regarded as a code
+# template only. It will require modifications to work:
+# - It may require correct/in-range values for request initialization.
+# - It may require specifying regional endpoints when creating the service
+# client as shown in https://cloud.google.com/ruby/docs/reference.
+#
+# This is an auto-generated example demonstrating basic usage of
+# Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client#get_shared_regional_certificate_authority.
+#
+def get_shared_regional_certificate_authority
+  # Create a client object. The client can be reused for multiple calls.
+  client = Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client.new
+
+  # Create a request. To set request fields, pass in keyword arguments.
+  request = Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest.new
+
+  # Call the get_shared_regional_certificate_authority method.
+  result = client.get_shared_regional_certificate_authority request
+
+  # The returned object is of type Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority.
+  p result
+end
+# [END memorystore_v1beta_generated_Memorystore_GetSharedRegionalCertificateAuthority_sync]
diff --git a/google-cloud-memorystore-v1beta/snippets/snippet_metadata_google.cloud.memorystore.v1beta.json b/google-cloud-memorystore-v1beta/snippets/snippet_metadata_google.cloud.memorystore.v1beta.json
index b651115faa34..73343f3fb18b 100644
--- a/google-cloud-memorystore-v1beta/snippets/snippet_metadata_google.cloud.memorystore.v1beta.json
+++ b/google-cloud-memorystore-v1beta/snippets/snippet_metadata_google.cloud.memorystore.v1beta.json
@@ -250,6 +250,46 @@
           "type": "FULL"
         }
       ]
+    },
+    {
+      "region_tag": "memorystore_v1beta_generated_Memorystore_GetSharedRegionalCertificateAuthority_sync",
+      "title": "Snippet for the get_shared_regional_certificate_authority call in the Memorystore service",
+      "description": "This is an auto-generated example demonstrating basic usage of Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client#get_shared_regional_certificate_authority.",
+      "file": "memorystore/get_shared_regional_certificate_authority.rb",
+      "language": "RUBY",
+      "client_method": {
+        "short_name": "get_shared_regional_certificate_authority",
+        "full_name": "::Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client#get_shared_regional_certificate_authority",
+        "async": false,
+        "parameters": [
+          {
+            "type": "::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest",
+            "name": "request"
+          }
+        ],
+        "result_type": "::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority",
+        "client": {
+          "short_name": "Memorystore::Rest::Client",
+          "full_name": "::Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client"
+        },
+        "method": {
+          "short_name": "GetSharedRegionalCertificateAuthority",
+          "full_name": "google.cloud.memorystore.v1beta.Memorystore.GetSharedRegionalCertificateAuthority",
+          "service": {
+            "short_name": "Memorystore",
+            "full_name": "google.cloud.memorystore.v1beta.Memorystore"
+          }
+        }
+      },
+      "canonical": true,
+      "origin": "API_DEFINITION",
+      "segments": [
+        {
+          "start": 20,
+          "end": 46,
+          "type": "FULL"
+        }
+      ]
     }
   ]
 }
\ No newline at end of file
diff --git a/google-cloud-memorystore-v1beta/test/google/cloud/memorystore/v1beta/memorystore_rest_test.rb b/google-cloud-memorystore-v1beta/test/google/cloud/memorystore/v1beta/memorystore_rest_test.rb
index 7045391c3993..5075f2ab00e6 100644
--- a/google-cloud-memorystore-v1beta/test/google/cloud/memorystore/v1beta/memorystore_rest_test.rb
+++ b/google-cloud-memorystore-v1beta/test/google/cloud/memorystore/v1beta/memorystore_rest_test.rb
@@ -412,6 +412,60 @@ def test_get_certificate_authority
     end
   end
 
+  def test_get_shared_regional_certificate_authority
+    # Create test objects.
+    client_result = ::Google::Cloud::Memorystore::V1beta::SharedRegionalCertificateAuthority.new
+    http_response = OpenStruct.new body: client_result.to_json
+
+    call_options = {}
+
+    # Create request parameters for a unary method.
+    name = "hello world"
+
+    get_shared_regional_certificate_authority_client_stub = ClientStub.new http_response do |_verb, uri:, body:, params:, options:, method_name:|
+      assert options.metadata.key? :"x-goog-api-client"
+      assert options.metadata[:"x-goog-api-client"].include? "rest"
+      refute options.metadata[:"x-goog-api-client"].include? "grpc"
+    end
+
+    ::Google::Cloud::Memorystore::V1beta::Memorystore::Rest::ServiceStub.stub :transcode_get_shared_regional_certificate_authority_request, ["", "", {}] do
+      Gapic::Rest::ClientStub.stub :new, get_shared_regional_certificate_authority_client_stub do
+        # Create client
+        client = ::Google::Cloud::Memorystore::V1beta::Memorystore::Rest::Client.new do |config|
+          config.credentials = :dummy_value
+        end
+
+        # Use hash object
+        client.get_shared_regional_certificate_authority({ name: name }) do |_result, response|
+          assert_equal http_response, response.underlying_op
+        end
+
+        # Use named arguments
+        client.get_shared_regional_certificate_authority name: name do |_result, response|
+          assert_equal http_response, response.underlying_op
+        end
+
+        # Use protobuf object
+        client.get_shared_regional_certificate_authority ::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest.new(name: name) do |_result, response|
+          assert_equal http_response, response.underlying_op
+        end
+
+        # Use hash object with options
+        client.get_shared_regional_certificate_authority({ name: name }, call_options) do |_result, response|
+          assert_equal http_response, response.underlying_op
+        end
+
+        # Use protobuf object with options
+        client.get_shared_regional_certificate_authority(::Google::Cloud::Memorystore::V1beta::GetSharedRegionalCertificateAuthorityRequest.new(name: name), call_options) do |_result, response|
+          assert_equal http_response, response.underlying_op
+        end
+
+        # Verify method calls
+        assert_equal 5, get_shared_regional_certificate_authority_client_stub.call_count
+      end
+    end
+  end
+
   def test_configure
     credentials_token = :dummy_value