feat: add new flags to support regional endpoints feature

Author: lizMSFT

src/azure-cli/azure/cli/command_modules/acr/_help.py

@@ -179,6 +179,9 @@
   - name: Create a registry with ABAC-based Repository Permission enabled.
     text: >
         az acr create -n myregistry -g MyResourceGroup --sku Standard --role-assignment-mode rbac-abac
+  - name: Create a managed container registry with the Premium SKU and regional endpoints enabled.
+    text: >
+        az acr create -n myregistry -g MyResourceGroup --sku Premium --regional-endpoints enabled
 """
 
 helps['acr credential'] = """
@@ -325,6 +328,9 @@
   - name: Import an image without waiting for successful completion. Failures during import will not be reflected. Run `az acr repository show-tags` to confirm that import succeeded.
     text: >
         az acr import -n myregistry --source sourceregistry.azurecr.io/sourcerepository:sourcetag --no-wait
+  - name: Import an image using a regional endpoint URI as the source.
+    text: >
+        az acr import -n myregistry --source sourceregistry.eastus.geo.azurecr.io/sourcerepository:sourcetag
 """
 
 helps['acr list'] = """
@@ -350,6 +356,9 @@
   - name: Get an Azure Container Registry access token
     text: >
         az acr login -n myregistry --expose-token
+  - name: Log in to a specific regional endpoint of an Azure Container Registry
+    text: >
+        az acr login -n myregistry --endpoint eastus
 """
 
 helps['acr network-rule'] = """
@@ -1514,6 +1523,9 @@
   - name: Turn on ABAC-based Repository Permission on an existing registry.
     text: >
         az acr update -n myregistry --role-assignment-mode rbac-abac
+  - name: Enable regional endpoints on an existing registry.
+    text: >
+        az acr update -n myregistry --regional-endpoints enabled
 """
 
 helps['acr webhook'] = """
@@ -1873,6 +1885,10 @@
 
 helps['acr show-endpoints'] = """
 type: command
-short-summary: Display registry endpoints
+short-summary: Display registry endpoints including data endpoints and regional endpoints if configured.
+examples:
+  - name: Show the endpoints for a registry.
+    text: >
+        az acr show-endpoints -n myregistry
 """
 # endregion

src/azure-cli/azure/cli/command_modules/acr/_params.py

@@ -16,7 +16,9 @@
     get_resource_name_completion_list,
     quotes,
     get_three_state_flag,
-    get_enum_type
+    get_enum_type,
+    get_location_completion_list,
+    get_location_name_type
 )
 from azure.cli.core.commands.validators import get_default_location_from_resource_group
 from .policy import RetentionType
@@ -75,9 +77,9 @@
 
 def load_arguments(self, _):  # pylint: disable=too-many-statements
     PasswordName, DefaultAction, PolicyStatus, WebhookAction, WebhookStatus, \
-        TokenStatus, ZoneRedundancy, AutoGeneratedDomainNameLabelScope = self.get_models(
+        TokenStatus, ZoneRedundancy, AutoGeneratedDomainNameLabelScope, RegionalEndpoints = self.get_models(
             'PasswordName', 'DefaultAction', 'PolicyStatus', 'WebhookAction', 'WebhookStatus',
-            'TokenStatus', 'ZoneRedundancy', 'AutoGeneratedDomainNameLabelScope')
+            'TokenStatus', 'ZoneRedundancy', 'AutoGeneratedDomainNameLabelScope', 'RegionalEndpoints')
     from azure.mgmt.containerregistrytasks.models import (
         TaskStatus, BaseImageTriggerType, SourceRegistryLoginMode, UpdateTriggerPayloadType, RunStatus)
 
@@ -114,6 +116,7 @@ def load_arguments(self, _):  # pylint: disable=too-many-statements
                        help='Default action to apply when no rule matches. Only applicable to Premium SKU.')
             c.argument('public_network_enabled', get_three_state_flag(), help="Allow public network access for the container registry.{suffix}".format(suffix=default_allow_suffix))
             c.argument('allow_trusted_services', get_three_state_flag(), help="Allow trusted Azure Services to access network restricted registries. For more information, please visit https://aka.ms/acr/trusted-services.{suffix}".format(suffix=default_allow_suffix))
+            c.argument('regional_endpoints', arg_type=get_enum_type(RegionalEndpoints), is_preview=True, help="Indicates whether or not regional endpoints should be enabled for the registry.")
 
     for scope in ['acr create', 'acr update']:
         with self.argument_context(scope, arg_group="Permissions and Role Assignment") as c:
@@ -169,6 +172,7 @@ def load_arguments(self, _):  # pylint: disable=too-many-statements
 
     with self.argument_context('acr login') as c:
         c.argument('expose_token', options_list=['--expose-token', '-t'], help='Expose refresh token instead of automatically logging in through Docker CLI', action='store_true')
+        c.argument("endpoint", completer=get_location_completion_list, type=get_location_name_type(self.cli_ctx), is_preview=True, help="Log in to a specific regional endpoint of the container registry. Specify the region name (e.g., eastus, westus2). Only applicable when regional endpoints are enabled.")
 
     with self.argument_context('acr repository') as c:
         c.argument('resource_group_name', deprecate_info=c.deprecate(hide=True))

src/azure-cli/azure/cli/command_modules/acr/custom.py

@@ -28,6 +28,9 @@
 DENY_ACTION = 'Deny'
 DOMAIN_NAME_LABEL_SCOPE_UNSECURE = 'Unsecure'
 DOMAIN_NAME_LABEL_SCOPE_RESOURCE_GROUP_REUSE = 'ResourceGroupReuse'
+REGIONAL_ENDPOINTS_NOT_SUPPORTED = "Regional endpoints are only supported for managed registries in Premium SKU."
+REGIONAL_ENDPOINTS_NOT_SUPPORTED_FOR_DCT = "Regional endpoints cannot be enabled when Content Trust is enabled. " \
+                                           "Please disable Content Trust and try again."
 
 
 def acr_check_name(cmd, client, registry_name, resource_group_name=None, dnl_scope=DOMAIN_NAME_LABEL_SCOPE_UNSECURE):
@@ -72,7 +75,8 @@ def acr_create(cmd,
                tags=None,
                allow_metadata_search=None,
                dnl_scope=None,
-               role_assignment_mode=None):
+               role_assignment_mode=None,
+               regional_endpoints=None):
     if default_action and sku not in get_premium_sku(cmd):
         raise CLIError(NETWORK_RULE_NOT_SUPPORTED)
 
@@ -106,6 +110,9 @@ def acr_create(cmd,
     if role_assignment_mode is not None:
         _configure_role_assignment_mode(cmd, registry, role_assignment_mode)
 
+    if regional_endpoints is not None:
+        _configure_regional_endpoints(cmd, registry, sku, regional_endpoints)
+
     _handle_network_bypass(cmd, registry, allow_trusted_services)
     _handle_export_policy(cmd, registry, allow_exports)
 
@@ -151,7 +158,8 @@ def acr_update_custom(cmd,
                       allow_exports=None,
                       tags=None,
                       allow_metadata_search=None,
-                      role_assignment_mode=None):
+                      role_assignment_mode=None,
+                      regional_endpoints=None):
     if sku is not None:
         Sku = cmd.get_models('Sku')
         instance.sku = Sku(name=sku)
@@ -180,6 +188,9 @@ def acr_update_custom(cmd,
     if role_assignment_mode is not None:
         _configure_role_assignment_mode(cmd, instance, role_assignment_mode)
 
+    if regional_endpoints is not None:
+        _configure_regional_endpoints(cmd, instance, sku, regional_endpoints)
+
     _handle_network_bypass(cmd, instance, allow_trusted_services)
     _handle_export_policy(cmd, instance, allow_exports)
 
@@ -242,6 +253,27 @@ def acr_update_set(cmd,
 
     validate_sku_update(cmd, registry.sku.name, parameters.sku)
 
+    # Determine the effective SKU (new SKU if being updated, otherwise current SKU)
+    sku = parameters.sku.name if parameters.sku else registry.sku.name
+
+    RegionalEndpoints = cmd.get_models('RegionalEndpoints')
+    if parameters.regional_endpoints == RegionalEndpoints.ENABLED:
+        # Regional endpoints require Premium SKU, validate registry tier compatibility
+        if sku not in get_premium_sku(cmd):
+            raise CLIError(REGIONAL_ENDPOINTS_NOT_SUPPORTED)
+
+        # Regional endpoints are incompatible with Docker Content Trust (DCT), check for conflicts
+        if registry.policies and registry.policies.trust_policy and registry.policies.trust_policy.status == 'enabled':
+            raise CLIError(REGIONAL_ENDPOINTS_NOT_SUPPORTED_FOR_DCT)
+
+        # Recommend enabling data endpoints for optimal performance when using regional endpoints
+        if registry.data_endpoint_enabled is False:
+            logger.warning(
+                "It is recommended to also enable dedicated data endpoints "
+                "(--enable-data-endpoint) for optimal in-region performance "
+                "when using regional endpoints."
+            )
+
     return client.begin_update(resource_group_name, registry_name, parameters)
 
 
@@ -277,6 +309,15 @@ def acr_show_endpoints(cmd,
                 'endpoint': '*.blob.' + cmd.cli_ctx.cloud.suffixes.storage_endpoint,
             })
 
+    RegionalEndpoints = cmd.get_models('RegionalEndpoints')
+    if registry.regional_endpoints == RegionalEndpoints.ENABLED:
+        info['regionalEndpoints'] = []
+        for host in registry.regional_endpoint_host_names:
+            info['regionalEndpoints'].append({
+                'region': host.split('.')[1],
+                'endpoint': host,
+            })
+
     return info
 
 
@@ -286,11 +327,15 @@ def acr_login(cmd,
               tenant_suffix=None,
               username=None,
               password=None,
-              expose_token=False):
+              expose_token=False,
+              endpoint=None):
     if expose_token:
         if username or password:
             raise CLIError("`--expose-token` cannot be combined with `--username` or `--password`.")
 
+        if endpoint:
+            raise CLIError("`--expose-token` cannot be combined with `--endpoint`.")
+
         login_server, _, password = get_login_credentials(
             cmd=cmd,
             registry_name=registry_name,
@@ -345,6 +390,34 @@ def acr_login(cmd,
         logger.warning('Uppercase characters are detected in the registry name. When using its server url in '
                        'docker commands, to avoid authentication errors, use all lowercase.')
 
+    if endpoint:
+        registry, _ = get_registry_by_name(cmd.cli_ctx, registry_name, resource_group_name)
+        matching_endpoint = None
+
+        RegionalEndpoints = cmd.get_models('RegionalEndpoints')
+        if registry.regional_endpoints == RegionalEndpoints.ENABLED and registry.regional_endpoint_host_names:
+            # Build the expected regional endpoint prefix: registryname.region.geo.
+            regional_endpoint_prefix = f"{registry_name}.{endpoint}.geo.".lower()
+            matching_endpoint = next(
+                (url for url in registry.regional_endpoint_host_names
+                 if url.lower().strip().startswith(regional_endpoint_prefix)), None)
+
+        if matching_endpoint:
+            logger.warning("Logging in to regional endpoint: %s", matching_endpoint)
+            _perform_registry_login(matching_endpoint, docker_command, username, password)
+        else:
+            raise CLIError(
+                "Regional endpoint for '{}' not found. Aborting login. "
+                "Run 'az acr show-endpoints -n {}' to list available regional endpoints.".format(
+                    endpoint, registry_name)
+            )
+    else:
+        _perform_registry_login(login_server, docker_command, username, password)
+
+    return None
+
+
+def _perform_registry_login(login_server, docker_command, username, password):
     from subprocess import PIPE, Popen
     logger.debug("Invoking '%s login --username %s --password <redacted> %s'",
                  docker_command, username, login_server)
@@ -687,3 +760,12 @@ def _configure_role_assignment_mode(cmd, registry, role_assignment_mode):
             "'--source-registry-auth-id' flag in 'az acr task update'. Please refer to "
             "https://aka.ms/acr/auth/abac for more details.")
     registry.role_assignment_mode = mode
+
+
+def _configure_regional_endpoints(cmd, registry, sku, regional_endpoints):
+    RegionalEndpoints = cmd.get_models('RegionalEndpoints')
+
+    if regional_endpoints == RegionalEndpoints.ENABLED and sku and sku not in get_premium_sku(cmd):
+        raise CLIError(REGIONAL_ENDPOINTS_NOT_SUPPORTED)
+
+    registry.regional_endpoints = regional_endpoints

src/azure-cli/azure/cli/command_modules/acr/import.py

@@ -54,7 +54,7 @@ def acr_import(cmd,  # pylint: disable=too-many-locals
         if is_valid_resource_id(source_registry):
             source = ImportSource(resource_id=source_registry, source_image=source_image)
         else:
-            registry = get_registry_from_name_or_login_server(cmd.cli_ctx, source_registry, source_registry)
+            registry = _get_azure_registry(cmd, source_registry)
             if registry:
                 # trim away redundant login server name, a common error
                 prefix = registry.login_server + '/'
@@ -78,10 +78,7 @@ def acr_import(cmd,  # pylint: disable=too-many-locals
                                   credentials=ImportSourceCredentials(password=source_registry_password,
                                                                       username=source_registry_username))
         else:
-            # Try to get the pre-defined login server suffix.
-            login_server_suffix = get_login_server_suffix(cmd.cli_ctx)
-            if not login_server_suffix or registry_uri.endswith(login_server_suffix):
-                registry = get_registry_from_name_or_login_server(cmd.cli_ctx, registry_uri)
+            registry = _get_azure_registry(cmd, registry_uri)
             if registry:
                 # For Azure container registry
                 source = ImportSource(resource_id=registry.id, source_image=source_image)
@@ -117,6 +114,37 @@ def acr_import(cmd,  # pylint: disable=too-many-locals
         _handle_import_exception(e, cmd, source_registry, source_image, registry)
 
 
+def _regional_endpoint_uri_to_login_server(uri, login_server_suffix):
+    """Convert regional endpoint URI to standard login server URI.
+
+    Example: testregistry.eastus.geo.azurecr.io -> testregistry.azurecr.io
+    """
+    if not uri or not login_server_suffix:
+        return uri
+
+    parts = uri.split('.')
+
+    if len(parts) == 5 and parts[2] == 'geo' and uri.endswith(login_server_suffix):
+        return f"{parts[0]}{login_server_suffix}"
+
+    # If not a regional endpoint format, return as-is
+    return uri
+
+
+def _get_azure_registry(cmd, source_registry):
+    """Get Azure registry from login server URI or registry name, handling regional endpoint URI."""
+    lookup_uri = source_registry
+
+    # Try to get the pre-defined login server suffix.
+    login_server_suffix = get_login_server_suffix(cmd.cli_ctx)
+    # Convert regional endpoint to standard format if applicable
+    if login_server_suffix and source_registry.endswith(f".geo{login_server_suffix}"):
+        lookup_uri = _regional_endpoint_uri_to_login_server(source_registry, login_server_suffix)
+
+    # Search by login server (lookup_uri) and registry name (source_registry) to handle both URI and name inputs
+    return get_registry_from_name_or_login_server(cmd.cli_ctx, lookup_uri, source_registry)
+
+
 def _handle_import_exception(e, cmd, source_registry, source_image, registry):
     from msrest.exceptions import ClientException
     try:
@@ -127,7 +155,7 @@ def _handle_import_exception(e, cmd, source_registry, source_image, registry):
                 if is_valid_resource_id(source_registry):
                     registry, _ = get_registry_by_name(cmd.cli_ctx, parse_resource_id(source_registry)["name"])
                 else:
-                    registry = get_registry_from_name_or_login_server(cmd.cli_ctx, source_registry, source_registry)
+                    registry = _get_azure_registry(cmd, source_registry)
 
             if registry.login_server.lower() in source_image.lower():
                 logger.warning("Import from source failed.\n\tsource image: '%s'\n"