From 082788556dd8b90b096b350566198965e492edf7 Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Wed, 19 May 2021 10:33:22 +0800
Subject: [PATCH 01/12] upgrade api version

---
 src/azure-cli-core/azure/cli/core/profiles/_shared.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/azure-cli-core/azure/cli/core/profiles/_shared.py b/src/azure-cli-core/azure/cli/core/profiles/_shared.py
index 407b0190d34..c0ff7a46737 100644
--- a/src/azure-cli-core/azure/cli/core/profiles/_shared.py
+++ b/src/azure-cli-core/azure/cli/core/profiles/_shared.py
@@ -137,7 +137,7 @@ def default_api_version(self):
     'latest': {
         ResourceType.MGMT_STORAGE: '2021-04-01',
         ResourceType.MGMT_NETWORK: '2021-02-01',
-        ResourceType.MGMT_COMPUTE: SDKProfile('2020-12-01', {
+        ResourceType.MGMT_COMPUTE: SDKProfile('2021-03-01', {
             'resource_skus': '2019-04-01',
             'disks': '2020-12-01',
             'disk_encryption_sets': '2020-12-01',

From 10273d3f23886b2a9e5d74c302efa8691686c8aa Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Wed, 19 May 2021 10:47:47 +0800
Subject: [PATCH 02/12] draft command design

---
 src/azure-cli-core/azure/cli/core/profiles/_shared.py      | 2 +-
 src/azure-cli/azure/cli/command_modules/vm/_params.py      | 7 ++++++-
 .../azure/cli/command_modules/vm/_template_builder.py      | 7 ++++++-
 src/azure-cli/azure/cli/command_modules/vm/custom.py       | 6 ++++--
 4 files changed, 17 insertions(+), 5 deletions(-)

diff --git a/src/azure-cli-core/azure/cli/core/profiles/_shared.py b/src/azure-cli-core/azure/cli/core/profiles/_shared.py
index c0ff7a46737..69b28f90a3a 100644
--- a/src/azure-cli-core/azure/cli/core/profiles/_shared.py
+++ b/src/azure-cli-core/azure/cli/core/profiles/_shared.py
@@ -146,7 +146,7 @@ def default_api_version(self):
             'galleries': '2019-12-01',
             'gallery_images': '2020-09-30',
             'gallery_image_versions': '2020-09-30',
-            'virtual_machine_scale_sets': '2020-12-01'
+            'virtual_machine_scale_sets': '2021-03-01'
         }),
         ResourceType.MGMT_RESOURCE_FEATURES: '2015-12-01',
         ResourceType.MGMT_RESOURCE_LINKS: '2016-09-01',
diff --git a/src/azure-cli/azure/cli/command_modules/vm/_params.py b/src/azure-cli/azure/cli/command_modules/vm/_params.py
index e733b810001..234a3314bde 100644
--- a/src/azure-cli/azure/cli/command_modules/vm/_params.py
+++ b/src/azure-cli/azure/cli/command_modules/vm/_params.py
@@ -569,8 +569,10 @@ def load_arguments(self, _):
             for dest in scaleset_name_aliases:
                 c.argument(dest, vmss_name_type, id_part=None)  # due to instance-ids parameter
 
-    with self.argument_context('vmss create') as c:
+    with self.argument_context('vmss create', operation_group='virtual_machine_scale_sets') as c:
         VirtualMachineEvictionPolicyTypes = self.get_models('VirtualMachineEvictionPolicyTypes', resource_type=ResourceType.MGMT_COMPUTE)
+        NetworkApiVersion = self.get_models('NetworkApiVersion', resource_type=ResourceType.MGMT_COMPUTE,
+                                            operation_group='virtual_machine_scale_sets')
         c.argument('name', name_arg_type)
         c.argument('nat_backend_port', default=None, help='Backend port to open with NAT rules. Defaults to 22 on Linux and 3389 on Windows.')
         c.argument('single_placement_group', arg_type=get_three_state_flag(), help="Limit the scale set to a single placement group."
@@ -592,6 +594,9 @@ def load_arguments(self, _):
         c.argument('scale_in_policy', scale_in_policy_type)
         c.argument('automatic_repairs_grace_period', min_api='2018-10-01',
                    help='The amount of time (in minutes, between 30 and 90) for which automatic repairs are suspended due to a state change on VM.')
+        c.argument('network_api_version', arg_type=get_enum_type(NetworkApiVersion), is_preview=True, min_api='2021-03-01',
+                   help="Specify the Microsoft.Network API version used when creating networking resources in the Network "
+                   "Interface Configurations for Virtual Machine Scale Set with orchestration mode 'Flexible'.")
 
     with self.argument_context('vmss create', arg_group='Network Balancer') as c:
         LoadBalancerSkuName = self.get_models('LoadBalancerSkuName', resource_type=ResourceType.MGMT_NETWORK)
diff --git a/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py b/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py
index 40a5ca7fc6c..9abec2cbc67 100644
--- a/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py
+++ b/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py
@@ -770,7 +770,8 @@ def build_vmss_resource(cmd, name, naming_prefix, location, tags, overprovision,
                         specialized=None, os_disk_size_gb=None, encryption_at_host=None, host_group=None,
                         max_batch_instance_percent=None, max_unhealthy_instance_percent=None,
                         max_unhealthy_upgraded_instance_percent=None, pause_time_between_batches=None,
-                        enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None):
+                        enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None,
+                        network_api_version=None):
 
     # Build IP configuration
     ip_configuration = {
@@ -955,6 +956,10 @@ def build_vmss_resource(cmd, name, naming_prefix, location, tags, overprovision,
     if health_probe and cmd.supported_api_version(min_api='2017-03-30', operation_group='virtual_machine_scale_sets'):
         vmss_properties['virtualMachineProfile']['networkProfile']['healthProbe'] = {'id': health_probe}
 
+    if network_api_version and \
+            cmd.supported_api_version(min_api='2021-03-01', operation_group='virtual_machine_scale_sets'):
+        vmss_properties['virtualMachineProfile']['networkProfile']['networkApVersion'] = network_api_version
+
     if cmd.supported_api_version(min_api='2016-04-30-preview', operation_group='virtual_machine_scale_sets'):
         vmss_properties['singlePlacementGroup'] = single_placement_group
 
diff --git a/src/azure-cli/azure/cli/command_modules/vm/custom.py b/src/azure-cli/azure/cli/command_modules/vm/custom.py
index 86ea0b4f6ac..f7620d9f20b 100644
--- a/src/azure-cli/azure/cli/command_modules/vm/custom.py
+++ b/src/azure-cli/azure/cli/command_modules/vm/custom.py
@@ -2423,7 +2423,8 @@ def create_vmss(cmd, vmss_name, resource_group_name, image=None,
                 automatic_repairs_grace_period=None, specialized=None, os_disk_size_gb=None, encryption_at_host=None,
                 host_group=None, max_batch_instance_percent=None, max_unhealthy_instance_percent=None,
                 max_unhealthy_upgraded_instance_percent=None, pause_time_between_batches=None,
-                enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None):
+                enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None,
+                network_api_version=None):
     from azure.cli.core.commands.client_factory import get_subscription_id
     from azure.cli.core.util import random_string, hash_string
     from azure.cli.core.commands.arm import ArmTemplateBuilder
@@ -2662,7 +2663,8 @@ def _get_public_ip_address_allocation(value, sku):
             max_unhealthy_instance_percent=max_unhealthy_instance_percent,
             max_unhealthy_upgraded_instance_percent=max_unhealthy_upgraded_instance_percent,
             pause_time_between_batches=pause_time_between_batches, enable_cross_zone_upgrade=enable_cross_zone_upgrade,
-            prioritize_unhealthy_instances=prioritize_unhealthy_instances, edge_zone=edge_zone)
+            prioritize_unhealthy_instances=prioritize_unhealthy_instances, edge_zone=edge_zone,
+            network_api_version=network_api_version)
 
         vmss_resource['dependsOn'] = vmss_dependencies
 

From c4ee8c6492d96c4ddd848a37ba0fd3692eb02613 Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 21 May 2021 16:12:26 +0800
Subject: [PATCH 03/12] test pass

---
 .../cli/command_modules/storage/_params.py    |  53 +++++++--
 .../command_modules/storage/_validators.py    | 105 ++++++++++++++++++
 .../cli/command_modules/storage/commands.py   |   2 +-
 .../storage/operations/blob.py                |   6 +
 .../test_storage_blob_copy_scenarios.py       |   2 +-
 5 files changed, 158 insertions(+), 10 deletions(-)

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_params.py b/src/azure-cli/azure/cli/command_modules/storage/_params.py
index 92b64582a1a..6bb2ff66842 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_params.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_params.py
@@ -186,9 +186,6 @@ def load_arguments(self, _):  # pylint: disable=too-many-locals, too-many-statem
         help='Expiration period in days of the Key Policy assigned to the storage account'
     )
 
-    t_blob_tier = self.get_sdk('_generated.models._azure_blob_storage_enums#AccessTierOptional',
-                               resource_type=ResourceType.DATA_STORAGE_BLOB)
-
     allow_cross_tenant_replication_type = CLIArgumentType(
         arg_type=get_three_state_flag(), options_list=['--allow-cross-tenant-replication', '-r'], min_api='2021-04-01',
         help='Allow or disallow cross AAD tenant object replication. The default interpretation is true for this '
@@ -201,6 +198,22 @@ def load_arguments(self, _):  # pylint: disable=too-many-locals, too-many-statem
         arg_group='Azure Files Identity Based Authentication',
         help='Default share permission for users using Kerberos authentication if RBAC role is not assigned.')
 
+    t_blob_tier = self.get_sdk('_generated.models._azure_blob_storage_enums#AccessTierOptional',
+                               resource_type=ResourceType.DATA_STORAGE_BLOB)
+    t_rehydrate_priority = self.get_sdk('_generated.models._azure_blob_storage_enums#RehydratePriority',
+                                        resource_type=ResourceType.DATA_STORAGE_BLOB)
+    tier_type = CLIArgumentType(
+        arg_type=get_enum_type(t_blob_tier), min_api='2019-02-02',
+        help='The tier value to set the blob to. For page blob, the tier correlates to the size of the blob '
+             'and number of allowed IOPS. Possible values are P10, P15, P20, P30, P4, P40, P50, P6, P60, P70, P80 '
+             'and this is only applicable to page blobs on premium storage accounts; For block blob, possible '
+             'values are Archive, Cool and Hot. This is only applicable to block blobs on standard storage accounts.'
+    )
+    rehydrate_priority_type = CLIArgumentType(
+        arg_type=get_enum_type(t_rehydrate_priority), options_list=('--rehydrate-priority', '-r'),
+        min_api='2019-02-02',
+        help='Indicate the priority with which to rehydrate an archived blob.')
+
     with self.argument_context('storage') as c:
         c.argument('container_name', container_name_type)
         c.argument('directory_name', directory_type)
@@ -965,12 +978,36 @@ def load_arguments(self, _):  # pylint: disable=too-many-locals, too-many-statem
         c.argument('source_lease_id', arg_group='Copy Source')
 
     with self.argument_context('storage blob copy start') as c:
-        from azure.cli.command_modules.storage._validators import validate_source_uri
+        from ._validators import validate_source_url
 
-        c.register_source_uri_arguments(validator=validate_source_uri)
-        c.argument('requires_sync', arg_type=get_three_state_flag(),
-                   help='Enforce that the service will not return a response until the copy is complete.'
-                   'Not support for standard page blob.')
+        c.register_blob_arguments()
+        c.register_precondition_options()
+        c.register_precondition_options(prefix='source_')
+        c.register_source_uri_arguments(validator=validate_source_url)
+
+        c.ignore('incremental_copy')
+        c.argument('if_match', options_list=['--destination-if-match'])
+        c.argument('if_modified_since', options_list=['--destination-if-modified-since'])
+        c.argument('if_none_match', options_list=['--destination-if-none-match'])
+        c.argument('if_unmodified_since', options_list=['--destination-if-unmodified-since'])
+        c.argument('if_tags_match_condition', options_list=['--destination-tags-condition'])
+
+        c.argument('blob_name', options_list=['--destination-blob', '-b'], required=True,
+                   help='Name of the destination blob. If the exists, it will be overwritten.')
+        c.argument('container_name', options_list=['--destination-container', '-c'], required=True,
+                   help='The container name.')
+        c.extra('destination_lease', options_list='--destination-lease-id',
+                help='The lease ID specified for this header must match the lease ID of the estination blob. '
+                'If the request does not include the lease ID or it is not valid, the operation fails with status '
+                'code 412 (Precondition Failed).')
+        c.extra('source_lease', options_list='--source-lease-id', arg_group='Copy Source',
+                help='Specify this to perform the Copy Blob operation only if the lease ID given matches the '
+                'active lease ID of the source blob.')
+        c.extra('rehydrate_priority', rehydrate_priority_type)
+        c.extra('requires_sync', arg_type=get_three_state_flag(),
+                help='Enforce that the service will not return a response until the copy is complete.')
+        c.extra('tier', tier_type)
+        c.extra('tags', tags_type)
 
     with self.argument_context('storage blob copy start-batch', arg_group='Copy Source') as c:
         from azure.cli.command_modules.storage._validators import get_source_file_or_blob_service_client
diff --git a/src/azure-cli/azure/cli/command_modules/storage/_validators.py b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
index e26851b3a00..f9cd7746178 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_validators.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
@@ -387,6 +387,111 @@ def validate_source_uri(cmd, namespace):  # pylint: disable=too-many-statements
     namespace.copy_source = uri
 
 
+def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
+    from .util import create_short_lived_blob_sas, create_short_lived_file_sas
+    usage_string = \
+        'Invalid usage: {}. Supply only one of the following argument sets to specify source:' \
+        '\n\t   --source-uri [--source-sas]' \
+        '\n\tOR --source-container --source-blob [--source-account-name & sas] [--source-snapshot]' \
+        '\n\tOR --source-container --source-blob [--source-account-name & key] [--source-snapshot]' \
+        '\n\tOR --source-share --source-path' \
+        '\n\tOR --source-share --source-path [--source-account-name & sas]' \
+        '\n\tOR --source-share --source-path [--source-account-name & key]'
+
+    ns = vars(namespace)
+
+    # source as blob
+    container = ns.pop('source_container', None)
+    blob = ns.pop('source_blob', None)
+    snapshot = ns.pop('source_snapshot', None)
+
+    # source as file
+    share = ns.pop('source_share', None)
+    path = ns.pop('source_path', None)
+    file_snapshot = ns.pop('file_snapshot', None)
+
+    # source credential clues
+    source_account_name = ns.pop('source_account_name', None)
+    source_account_key = ns.pop('source_account_key', None)
+    source_sas = ns.pop('source_sas', None)
+
+    # source in the form of an uri
+    uri = ns.get('source_url', None)
+    if uri:
+        if any([container, blob, snapshot, share, path, file_snapshot, source_account_name,
+                source_account_key]):
+            raise ValueError(usage_string.format('Unused parameters are given in addition to the '
+                                                 'source URI'))
+        if source_sas:
+            source_sas = source_sas.lstrip('?')
+            uri = '{}{}{}'.format(uri, '?', source_sas)
+            namespace.copy_source = uri
+        return
+
+    # ensure either a file or blob source is specified
+    valid_blob_source = container and blob and not share and not path and not file_snapshot
+    valid_file_source = share and path and not container and not blob and not snapshot
+
+    if not valid_blob_source and not valid_file_source:
+        raise ValueError(usage_string.format('Neither a valid blob or file source is specified'))
+    if valid_blob_source and valid_file_source:
+        raise ValueError(usage_string.format('Ambiguous parameters, both blob and file sources are '
+                                             'specified'))
+
+    validate_client_parameters(cmd, namespace)  # must run first to resolve storage account
+
+    if not source_account_name:
+        if source_account_key:
+            raise ValueError(usage_string.format('Source account key is given but account name is not'))
+        # assume that user intends to copy blob in the same account
+        source_account_name = ns.get('account_name', None)
+
+    # determine if the copy will happen in the same storage account
+    same_account = False
+
+    if not source_account_key and not source_sas:
+        if source_account_name == ns.get('account_name', None):
+            same_account = True
+            source_account_key = ns.get('account_key', None)
+            source_sas = ns.get('sas_token', None)
+        else:
+            # the source account is different from destination account but the key is missing try to query one.
+            try:
+                source_account_key = _query_account_key(cmd.cli_ctx, source_account_name)
+            except ValueError:
+                raise ValueError('Source storage account {} not found.'.format(source_account_name))
+
+    # Both source account name and either key or sas (or both) are now available
+    if not source_sas:
+        # generate a sas token even in the same account when the source and destination are not the same kind.
+        if valid_file_source and (ns.get('container_name', None) or not same_account):
+            import os
+            dir_name, file_name = os.path.split(path) if path else (None, '')
+            source_sas = create_short_lived_file_sas(cmd, source_account_name, source_account_key, share,
+                                                     dir_name, file_name)
+        elif valid_blob_source and (ns.get('share_name', None) or not same_account):
+            source_sas = create_short_lived_blob_sas(cmd, source_account_name, source_account_key, container, blob)
+
+    query_params = []
+    if source_sas:
+        query_params.append(source_sas.lstrip('?'))
+    if snapshot:
+        query_params.append('snapshot={}'.format(snapshot))
+    if file_snapshot:
+        query_params.append('sharesnapshot={}'.format(file_snapshot))
+
+    uri = 'https://{0}.{1}.{6}/{2}/{3}{4}{5}'.format(
+        source_account_name,
+        'blob' if valid_blob_source else 'file',
+        container if valid_blob_source else share,
+        encode_for_url(blob if valid_blob_source else path),
+        '?' if query_params else '',
+        '&'.join(query_params),
+        cmd.cli_ctx.cloud.suffixes.storage_endpoint)
+
+    namespace.source_url = uri
+
+
 def validate_blob_type(namespace):
     if not namespace.blob_type:
         namespace.blob_type = 'page' if namespace.file_path.endswith('.vhd') else 'block'
diff --git a/src/azure-cli/azure/cli/command_modules/storage/commands.py b/src/azure-cli/azure/cli/command_modules/storage/commands.py
index 202a0390f45..987c378224e 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/commands.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/commands.py
@@ -312,6 +312,7 @@ def get_custom_sdk(custom_module, client_factory, resource_type=ResourceType.DAT
                                                                resource_type=ResourceType.DATA_STORAGE_BLOB)) as g:
         from ._transformers import transform_blob_list_output, transform_blob_json_output
         from ._format import transform_blob_output
+        g.storage_custom_command_oauth('copy start', 'copy_blob')
         g.storage_custom_command_oauth('show', 'show_blob_v2', transform=transform_blob_json_output,
                                        table_transformer=transform_blob_output,
                                        exception_handler=show_exception_handler)
@@ -376,7 +377,6 @@ def get_custom_sdk(custom_module, client_factory, resource_type=ResourceType.DAT
         g.storage_command_oauth(
             'metadata show', 'get_blob_metadata', exception_handler=show_exception_handler)
         g.storage_command_oauth('metadata update', 'set_blob_metadata')
-        g.storage_command_oauth('copy start', 'copy_blob')
         g.storage_command_oauth('copy cancel', 'abort_copy_blob')
         g.storage_custom_command_oauth(
             'copy start-batch', 'storage_blob_copy_batch')
diff --git a/src/azure-cli/azure/cli/command_modules/storage/operations/blob.py b/src/azure-cli/azure/cli/command_modules/storage/operations/blob.py
index 36287ae47b6..f48824a8706 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/operations/blob.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/operations/blob.py
@@ -837,3 +837,9 @@ def query_blob(client, query_expression, input_config=None, output_config=None,
         return None
 
     return reader.readall().decode("utf-8")
+
+
+def copy_blob(client, source_url, metadata=None, **kwargs):
+    if not kwargs['requires_sync']:
+        kwargs.pop('requires_sync')
+    return client.start_copy_from_url(source_url=source_url, metadata=metadata, incremental_copy=False, **kwargs)
diff --git a/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_copy_scenarios.py b/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_copy_scenarios.py
index b4a50b5a8ef..6fd9dbc3aa4 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_copy_scenarios.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_copy_scenarios.py
@@ -86,7 +86,7 @@ def test_storage_blob_copy_same_account_sas(self, resource_group, storage_accoun
                                expiry).output.strip()
 
         self.storage_cmd('storage blob copy start -b dst -c {} --source-blob src --sas-token {} --source-container {} '
-                         '--source-if-unmodified-since "2020-06-29T06:32Z" --destination-if-modified-since '
+                         '--source-if-unmodified-since "2021-06-29T06:32Z" --destination-if-modified-since '
                          '"2020-06-29T06:32Z" ', account_info, target_container, sas, source_container)
 
         from time import sleep, time

From 632cf00c306158fd2e09d1fbeef10d092438977e Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 21 May 2021 16:46:51 +0800
Subject: [PATCH 04/12] test pass

---
 .../cli/command_modules/storage/_help.py      |  44 +-
 .../cli/command_modules/storage/_params.py    |   2 +-
 ..._storage_blob_copy_rehydrate_priority.yaml | 394 ++++++++++++++++++
 .../latest/test_storage_blob_scenarios.py     |  26 ++
 4 files changed, 460 insertions(+), 6 deletions(-)
 create mode 100644 src/azure-cli/azure/cli/command_modules/storage/tests/latest/recordings/test_storage_blob_copy_rehydrate_priority.yaml

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_help.py b/src/azure-cli/azure/cli/command_modules/storage/_help.py
index a1f404c2958..a0b57944003 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_help.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_help.py
@@ -642,7 +642,7 @@
 
 helps['storage blob copy start'] = """
 type: command
-short-summary: Copies a blob asynchronously. Use `az storage blob show` to check the status of the blobs.
+short-summary: List blobs in a given container.
 parameters:
   - name: --source-uri -u
     type: string
@@ -656,15 +656,49 @@
         `https://myaccount.blob.core.windows.net/mycontainer/myblob`,
         `https://myaccount.blob.core.windows.net/mycontainer/myblob?snapshot=<DateTime>`,
         `https://otheraccount.blob.core.windows.net/mycontainer/myblob?sastoken`
+  - name: --destination-if-modified-since
+    type: string
+    short-summary: >
+        A DateTime value. Azure expects the date value passed in to be UTC.
+        If timezone is included, any non-UTC datetimes will be converted to UTC.
+        If a date is passed in without timezone info, it is assumed to be UTC.
+        Specify this conditional header to copy the blob only
+        if the destination blob has been modified since the specified date/time.
+        If the destination blob has not been modified, the Blob service returns
+        status code 412 (Precondition Failed).
+  - name: --destination-if-unmodified-since
+    type: string
+    short-summary: >
+        A DateTime value. Azure expects the date value passed in to be UTC.
+        If timezone is included, any non-UTC datetimes will be converted to UTC.
+        If a date is passed in without timezone info, it is assumed to be UTC.
+        Specify this conditional header to copy the blob only
+        if the destination blob has not been modified since the specified
+        date/time. If the destination blob has been modified, the Blob service
+        returns status code 412 (Precondition Failed).
+  - name: --source-if-modified-since
+    type: string
+    short-summary: >
+        A DateTime value. Azure expects the date value passed in to be UTC.
+        If timezone is included, any non-UTC datetimes will be converted to UTC.
+        If a date is passed in without timezone info, it is assumed to be UTC.
+        Specify this conditional header to copy the blob only if the source
+        blob has been modified since the specified date/time.
+  - name: --source-if-unmodified-since
+    type: string
+    short-summary: >
+        A DateTime value. Azure expects the date value passed in to be UTC.
+        If timezone is included, any non-UTC datetimes will be converted to UTC.
+        If a date is passed in without timezone info, it is assumed to be UTC.
+        Specify this conditional header to copy the blob only if the source blob
+        has not been modified since the specified date/time.
 examples:
-  - name: Copies a blob asynchronously. Use `az storage blob show` to check the status of the blobs. (autogenerated)
+  - name: Copy a blob asynchronously. Use `az storage blob show` to check the status of the blobs.
     text: |
         az storage blob copy start --account-key 00000000 --account-name MyAccount --destination-blob MyDestinationBlob --destination-container MyDestinationContainer --source-uri https://storage.blob.core.windows.net/photos
-    crafted: true
-  - name: Copies a blob asynchronously. Use `az storage blob show` to check the status of the blobs (autogenerated)
+  - name: Copy a blob asynchronously. Use `az storage blob show` to check the status of the blobs.
     text: |
         az storage blob copy start --account-name MyAccount --destination-blob MyDestinationBlob --destination-container MyDestinationContainer --sas-token $sas --source-uri https://storage.blob.core.windows.net/photos
-    crafted: true
 """
 
 helps['storage blob copy start-batch'] = """
diff --git a/src/azure-cli/azure/cli/command_modules/storage/_params.py b/src/azure-cli/azure/cli/command_modules/storage/_params.py
index 6bb2ff66842..b8e1ff29e9e 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_params.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_params.py
@@ -977,7 +977,7 @@ def load_arguments(self, _):  # pylint: disable=too-many-locals, too-many-statem
                    help='Name of the destination blob. If the exists, it will be overwritten.')
         c.argument('source_lease_id', arg_group='Copy Source')
 
-    with self.argument_context('storage blob copy start') as c:
+    with self.argument_context('storage blob copy start', resource_type=ResourceType.DATA_STORAGE_BLOB) as c:
         from ._validators import validate_source_url
 
         c.register_blob_arguments()
diff --git a/src/azure-cli/azure/cli/command_modules/storage/tests/latest/recordings/test_storage_blob_copy_rehydrate_priority.yaml b/src/azure-cli/azure/cli/command_modules/storage/tests/latest/recordings/test_storage_blob_copy_rehydrate_priority.yaml
new file mode 100644
index 00000000000..edaf5c9d236
--- /dev/null
+++ b/src/azure-cli/azure/cli/command_modules/storage/tests/latest/recordings/test_storage_blob_copy_rehydrate_priority.yaml
@@ -0,0 +1,394 @@
+interactions:
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/json
+      Accept-Encoding:
+      - gzip, deflate
+      CommandName:
+      - storage account keys list
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      ParameterSetName:
+      - -n -g --query -o
+      User-Agent:
+      - AZURECLI/2.23.0 azsdk-python-azure-mgmt-storage/18.0.0 Python/3.8.3 (Windows-10-10.0.19041-SP0)
+    method: POST
+    uri: https://management.azure.com/subscriptions/00000000-0000-0000-0000-000000000000/resourceGroups/clitest.rg000001/providers/Microsoft.Storage/storageAccounts/clitest000002/listKeys?api-version=2021-04-01&$expand=kerb
+  response:
+    body:
+      string: '{"keys":[{"creationTime":"2021-05-21T08:44:16.9185698Z","keyName":"key1","value":"veryFakedStorageAccountKey==","permissions":"FULL"},{"creationTime":"2021-05-21T08:44:16.9185698Z","keyName":"key2","value":"veryFakedStorageAccountKey==","permissions":"FULL"}]}'
+    headers:
+      cache-control:
+      - no-cache
+      content-length:
+      - '380'
+      content-type:
+      - application/json
+      date:
+      - Fri, 21 May 2021 08:44:48 GMT
+      expires:
+      - '-1'
+      pragma:
+      - no-cache
+      server:
+      - Microsoft-Azure-Storage-Resource-Provider/1.0,Microsoft-HTTPAPI/2.0 Microsoft-HTTPAPI/2.0
+      strict-transport-security:
+      - max-age=31536000; includeSubDomains
+      transfer-encoding:
+      - chunked
+      vary:
+      - Accept-Encoding
+      x-content-type-options:
+      - nosniff
+      x-ms-ratelimit-remaining-subscription-resource-requests:
+      - '11998'
+    status:
+      code: 200
+      message: OK
+- request:
+    body: null
+    headers:
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      User-Agent:
+      - Azure-Storage/2.0.0-2.0.1 (Python CPython 3.8.3; Windows 10) AZURECLI/2.23.0
+      x-ms-date:
+      - Fri, 21 May 2021 08:44:49 GMT
+      x-ms-version:
+      - '2018-11-09'
+    method: PUT
+    uri: https://clitest000002.blob.core.windows.net/cont000003?restype=container
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 21 May 2021 08:44:54 GMT
+      etag:
+      - '"0x8D91C34B4FDE43D"'
+      last-modified:
+      - Fri, 21 May 2021 08:44:55 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-version:
+      - '2018-11-09'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: null
+    headers:
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      User-Agent:
+      - Azure-Storage/2.0.0-2.0.1 (Python CPython 3.8.3; Windows 10) AZURECLI/2.23.0
+      x-ms-date:
+      - Fri, 21 May 2021 08:44:55 GMT
+      x-ms-version:
+      - '2018-11-09'
+    method: PUT
+    uri: https://clitest000002.blob.core.windows.net/cont000004?restype=container
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 21 May 2021 08:44:55 GMT
+      etag:
+      - '"0x8D91C34B5B25013"'
+      last-modified:
+      - Fri, 21 May 2021 08:44:56 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-version:
+      - '2018-11-09'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: 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+      - '2018-11-09'
+    status:
+      code: 201
+      message: Created
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/xml
+      Accept-Encoding:
+      - gzip, deflate
+      CommandName:
+      - storage blob set-tier
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      ParameterSetName:
+      - -c -n --tier --account-name --account-key
+      User-Agent:
+      - AZURECLI/2.23.0 azsdk-python-storage-blob/12.7.1 Python/3.8.3 (Windows-10-10.0.19041-SP0)
+      x-ms-access-tier:
+      - Archive
+      x-ms-date:
+      - Fri, 21 May 2021 08:44:58 GMT
+      x-ms-rehydrate-priority:
+      - Standard
+      x-ms-version:
+      - '2020-04-08'
+    method: PUT
+    uri: https://clitest000002.blob.core.windows.net/cont000003/src?comp=tier
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 21 May 2021 08:44:59 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-version:
+      - '2020-04-08'
+    status:
+      code: 200
+      message: OK
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/xml
+      Accept-Encoding:
+      - gzip, deflate
+      CommandName:
+      - storage blob show
+      Connection:
+      - keep-alive
+      ParameterSetName:
+      - -c -n --account-name --account-key
+      User-Agent:
+      - AZURECLI/2.23.0 azsdk-python-storage-blob/12.7.1 Python/3.8.3 (Windows-10-10.0.19041-SP0)
+      x-ms-date:
+      - Fri, 21 May 2021 08:44:59 GMT
+      x-ms-encryption-algorithm:
+      - AES256
+      x-ms-version:
+      - '2020-04-08'
+    method: HEAD
+    uri: https://clitest000002.blob.core.windows.net/cont000003/src
+  response:
+    body:
+      string: ''
+    headers:
+      accept-ranges:
+      - bytes
+      content-length:
+      - '16384'
+      content-md5:
+      - zjOP5omXeKrPwoQU8tlJiw==
+      content-type:
+      - application/octet-stream
+      date:
+      - Fri, 21 May 2021 08:44:59 GMT
+      etag:
+      - '"0x8D91C34B6D52C41"'
+      last-modified:
+      - Fri, 21 May 2021 08:44:58 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-access-tier:
+      - Archive
+      x-ms-access-tier-change-time:
+      - Fri, 21 May 2021 08:44:59 GMT
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-creation-time:
+      - Fri, 21 May 2021 08:44:58 GMT
+      x-ms-lease-state:
+      - available
+      x-ms-lease-status:
+      - unlocked
+      x-ms-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-04-08'
+    status:
+      code: 200
+      message: OK
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/xml
+      Accept-Encoding:
+      - gzip, deflate
+      CommandName:
+      - storage blob copy start
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '0'
+      ParameterSetName:
+      - -b -c --source-uri --tier -r --account-name --account-key
+      User-Agent:
+      - AZURECLI/2.23.0 azsdk-python-storage-blob/12.7.1 Python/3.8.3 (Windows-10-10.0.19041-SP0)
+      x-ms-access-tier:
+      - Cool
+      x-ms-copy-source:
+      - https://clitestsk3qbenqr7kw22355.blob.core.windows.net/contzd6sqh3zhov2iz2whtr2/src
+      x-ms-date:
+      - Fri, 21 May 2021 08:45:00 GMT
+      x-ms-rehydrate-priority:
+      - High
+      x-ms-version:
+      - '2020-04-08'
+    method: PUT
+    uri: https://clitest000002.blob.core.windows.net/cont000004/dst
+  response:
+    body:
+      string: ''
+    headers:
+      content-length:
+      - '0'
+      date:
+      - Fri, 21 May 2021 08:45:01 GMT
+      etag:
+      - '"0x8D91C34B91D169E"'
+      last-modified:
+      - Fri, 21 May 2021 08:45:01 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-copy-id:
+      - e1e5a855-4197-45c6-9a64-1f96ab1f6428
+      x-ms-copy-status:
+      - success
+      x-ms-version:
+      - '2020-04-08'
+    status:
+      code: 202
+      message: Accepted
+- request:
+    body: null
+    headers:
+      Accept:
+      - application/xml
+      Accept-Encoding:
+      - gzip, deflate
+      CommandName:
+      - storage blob show
+      Connection:
+      - keep-alive
+      ParameterSetName:
+      - -c -n --account-name --account-key
+      User-Agent:
+      - AZURECLI/2.23.0 azsdk-python-storage-blob/12.7.1 Python/3.8.3 (Windows-10-10.0.19041-SP0)
+      x-ms-date:
+      - Fri, 21 May 2021 08:45:02 GMT
+      x-ms-encryption-algorithm:
+      - AES256
+      x-ms-version:
+      - '2020-04-08'
+    method: HEAD
+    uri: https://clitest000002.blob.core.windows.net/cont000004/dst
+  response:
+    body:
+      string: ''
+    headers:
+      accept-ranges:
+      - bytes
+      content-length:
+      - '16384'
+      content-md5:
+      - zjOP5omXeKrPwoQU8tlJiw==
+      content-type:
+      - application/octet-stream
+      date:
+      - Fri, 21 May 2021 08:45:02 GMT
+      etag:
+      - '"0x8D91C34B91D169E"'
+      last-modified:
+      - Fri, 21 May 2021 08:45:01 GMT
+      server:
+      - Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
+      x-ms-access-tier:
+      - Archive
+      x-ms-access-tier-change-time:
+      - Fri, 21 May 2021 08:45:01 GMT
+      x-ms-archive-status:
+      - rehydrate-pending-to-cool
+      x-ms-blob-type:
+      - BlockBlob
+      x-ms-copy-completion-time:
+      - Fri, 21 May 2021 08:45:01 GMT
+      x-ms-copy-id:
+      - e1e5a855-4197-45c6-9a64-1f96ab1f6428
+      x-ms-copy-progress:
+      - 16384/16384
+      x-ms-copy-source:
+      - https://clitestsk3qbenqr7kw22355.blob.core.windows.net/contzd6sqh3zhov2iz2whtr2/src
+      x-ms-copy-status:
+      - success
+      x-ms-copy-status-description:
+      - pending
+      x-ms-creation-time:
+      - Fri, 21 May 2021 08:45:01 GMT
+      x-ms-lease-state:
+      - available
+      x-ms-lease-status:
+      - unlocked
+      x-ms-rehydrate-priority:
+      - High
+      x-ms-server-encrypted:
+      - 'true'
+      x-ms-version:
+      - '2020-04-08'
+    status:
+      code: 200
+      message: OK
+version: 1
diff --git a/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_scenarios.py b/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_scenarios.py
index f03c95c86dd..766ad7dc900 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_scenarios.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/tests/latest/test_storage_blob_scenarios.py
@@ -755,5 +755,31 @@ def test_storage_blob_restore(self, resource_group, storage_account):
             time_to_restore, storage_account, resource_group))
 
 
+class StorageBlobCopyTestScenario(StorageScenarioMixin, ScenarioTest):
+    @ResourceGroupPreparer()
+    @StorageAccountPreparer(kind='storageV2')
+    def test_storage_blob_copy_rehydrate_priority(self, resource_group, storage_account):
+        source_file = self.create_temp_file(16)
+        account_info = self.get_account_info(resource_group, storage_account)
+
+        source_container = self.create_container(account_info)
+        target_container = self.create_container(account_info)
+
+        self.storage_cmd('storage blob upload -c {} -f "{}" -n src ', account_info,
+                         source_container, source_file)
+        self.storage_cmd('storage blob set-tier -c {} -n {} --tier Archive', account_info,
+                         source_container, 'src')
+        self.storage_cmd('az storage blob show -c {} -n {} ', account_info, source_container, 'src') \
+            .assert_with_checks(JMESPathCheck('properties.blobTier', 'Archive'))
+
+        source_uri = self.storage_cmd('storage blob url -c {} -n src', account_info, source_container).output
+
+        self.storage_cmd('storage blob copy start -b dst -c {} --source-uri {} --tier Cool -r High', account_info,
+                         target_container, source_uri)
+        self.storage_cmd('storage blob show -c {} -n {} ', account_info, target_container, 'dst') \
+            .assert_with_checks(JMESPathCheck('properties.blobTier', 'Archive'),
+                                JMESPathCheck('properties.rehydrationStatus', 'rehydrate-pending-to-cool'))
+
+
 if __name__ == '__main__':
     unittest.main()

From 29aed8233ba78a0a6f273ff75e40c1e2d9308698 Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 21 May 2021 16:50:52 +0800
Subject: [PATCH 05/12] refine help

---
 src/azure-cli/azure/cli/command_modules/storage/_help.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_help.py b/src/azure-cli/azure/cli/command_modules/storage/_help.py
index a0b57944003..e96d8a042a3 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_help.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_help.py
@@ -642,7 +642,7 @@
 
 helps['storage blob copy start'] = """
 type: command
-short-summary: List blobs in a given container.
+short-summary: Copy a blob asynchronously. Use `az storage blob show` to check the status of the blobs.
 parameters:
   - name: --source-uri -u
     type: string

From 3782060748c253e149b189111564aa21ce04d00b Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 21 May 2021 16:52:04 +0800
Subject: [PATCH 06/12] checkout

---
 src/azure-cli-core/azure/cli/core/profiles/_shared.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/azure-cli-core/azure/cli/core/profiles/_shared.py b/src/azure-cli-core/azure/cli/core/profiles/_shared.py
index 69b28f90a3a..407b0190d34 100644
--- a/src/azure-cli-core/azure/cli/core/profiles/_shared.py
+++ b/src/azure-cli-core/azure/cli/core/profiles/_shared.py
@@ -137,7 +137,7 @@ def default_api_version(self):
     'latest': {
         ResourceType.MGMT_STORAGE: '2021-04-01',
         ResourceType.MGMT_NETWORK: '2021-02-01',
-        ResourceType.MGMT_COMPUTE: SDKProfile('2021-03-01', {
+        ResourceType.MGMT_COMPUTE: SDKProfile('2020-12-01', {
             'resource_skus': '2019-04-01',
             'disks': '2020-12-01',
             'disk_encryption_sets': '2020-12-01',
@@ -146,7 +146,7 @@ def default_api_version(self):
             'galleries': '2019-12-01',
             'gallery_images': '2020-09-30',
             'gallery_image_versions': '2020-09-30',
-            'virtual_machine_scale_sets': '2021-03-01'
+            'virtual_machine_scale_sets': '2020-12-01'
         }),
         ResourceType.MGMT_RESOURCE_FEATURES: '2015-12-01',
         ResourceType.MGMT_RESOURCE_LINKS: '2016-09-01',

From db83e41bacf7b89e0c06ece9d86123d2c1fda3d7 Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 21 May 2021 16:53:26 +0800
Subject: [PATCH 07/12] checkout

---
 src/azure-cli/azure/cli/command_modules/vm/_params.py      | 7 +------
 .../azure/cli/command_modules/vm/_template_builder.py      | 7 +------
 src/azure-cli/azure/cli/command_modules/vm/custom.py       | 6 ++----
 3 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/src/azure-cli/azure/cli/command_modules/vm/_params.py b/src/azure-cli/azure/cli/command_modules/vm/_params.py
index 234a3314bde..e733b810001 100644
--- a/src/azure-cli/azure/cli/command_modules/vm/_params.py
+++ b/src/azure-cli/azure/cli/command_modules/vm/_params.py
@@ -569,10 +569,8 @@ def load_arguments(self, _):
             for dest in scaleset_name_aliases:
                 c.argument(dest, vmss_name_type, id_part=None)  # due to instance-ids parameter
 
-    with self.argument_context('vmss create', operation_group='virtual_machine_scale_sets') as c:
+    with self.argument_context('vmss create') as c:
         VirtualMachineEvictionPolicyTypes = self.get_models('VirtualMachineEvictionPolicyTypes', resource_type=ResourceType.MGMT_COMPUTE)
-        NetworkApiVersion = self.get_models('NetworkApiVersion', resource_type=ResourceType.MGMT_COMPUTE,
-                                            operation_group='virtual_machine_scale_sets')
         c.argument('name', name_arg_type)
         c.argument('nat_backend_port', default=None, help='Backend port to open with NAT rules. Defaults to 22 on Linux and 3389 on Windows.')
         c.argument('single_placement_group', arg_type=get_three_state_flag(), help="Limit the scale set to a single placement group."
@@ -594,9 +592,6 @@ def load_arguments(self, _):
         c.argument('scale_in_policy', scale_in_policy_type)
         c.argument('automatic_repairs_grace_period', min_api='2018-10-01',
                    help='The amount of time (in minutes, between 30 and 90) for which automatic repairs are suspended due to a state change on VM.')
-        c.argument('network_api_version', arg_type=get_enum_type(NetworkApiVersion), is_preview=True, min_api='2021-03-01',
-                   help="Specify the Microsoft.Network API version used when creating networking resources in the Network "
-                   "Interface Configurations for Virtual Machine Scale Set with orchestration mode 'Flexible'.")
 
     with self.argument_context('vmss create', arg_group='Network Balancer') as c:
         LoadBalancerSkuName = self.get_models('LoadBalancerSkuName', resource_type=ResourceType.MGMT_NETWORK)
diff --git a/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py b/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py
index 9abec2cbc67..40a5ca7fc6c 100644
--- a/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py
+++ b/src/azure-cli/azure/cli/command_modules/vm/_template_builder.py
@@ -770,8 +770,7 @@ def build_vmss_resource(cmd, name, naming_prefix, location, tags, overprovision,
                         specialized=None, os_disk_size_gb=None, encryption_at_host=None, host_group=None,
                         max_batch_instance_percent=None, max_unhealthy_instance_percent=None,
                         max_unhealthy_upgraded_instance_percent=None, pause_time_between_batches=None,
-                        enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None,
-                        network_api_version=None):
+                        enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None):
 
     # Build IP configuration
     ip_configuration = {
@@ -956,10 +955,6 @@ def build_vmss_resource(cmd, name, naming_prefix, location, tags, overprovision,
     if health_probe and cmd.supported_api_version(min_api='2017-03-30', operation_group='virtual_machine_scale_sets'):
         vmss_properties['virtualMachineProfile']['networkProfile']['healthProbe'] = {'id': health_probe}
 
-    if network_api_version and \
-            cmd.supported_api_version(min_api='2021-03-01', operation_group='virtual_machine_scale_sets'):
-        vmss_properties['virtualMachineProfile']['networkProfile']['networkApVersion'] = network_api_version
-
     if cmd.supported_api_version(min_api='2016-04-30-preview', operation_group='virtual_machine_scale_sets'):
         vmss_properties['singlePlacementGroup'] = single_placement_group
 
diff --git a/src/azure-cli/azure/cli/command_modules/vm/custom.py b/src/azure-cli/azure/cli/command_modules/vm/custom.py
index f7620d9f20b..86ea0b4f6ac 100644
--- a/src/azure-cli/azure/cli/command_modules/vm/custom.py
+++ b/src/azure-cli/azure/cli/command_modules/vm/custom.py
@@ -2423,8 +2423,7 @@ def create_vmss(cmd, vmss_name, resource_group_name, image=None,
                 automatic_repairs_grace_period=None, specialized=None, os_disk_size_gb=None, encryption_at_host=None,
                 host_group=None, max_batch_instance_percent=None, max_unhealthy_instance_percent=None,
                 max_unhealthy_upgraded_instance_percent=None, pause_time_between_batches=None,
-                enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None,
-                network_api_version=None):
+                enable_cross_zone_upgrade=None, prioritize_unhealthy_instances=None, edge_zone=None):
     from azure.cli.core.commands.client_factory import get_subscription_id
     from azure.cli.core.util import random_string, hash_string
     from azure.cli.core.commands.arm import ArmTemplateBuilder
@@ -2663,8 +2662,7 @@ def _get_public_ip_address_allocation(value, sku):
             max_unhealthy_instance_percent=max_unhealthy_instance_percent,
             max_unhealthy_upgraded_instance_percent=max_unhealthy_upgraded_instance_percent,
             pause_time_between_batches=pause_time_between_batches, enable_cross_zone_upgrade=enable_cross_zone_upgrade,
-            prioritize_unhealthy_instances=prioritize_unhealthy_instances, edge_zone=edge_zone,
-            network_api_version=network_api_version)
+            prioritize_unhealthy_instances=prioritize_unhealthy_instances, edge_zone=edge_zone)
 
         vmss_resource['dependsOn'] = vmss_dependencies
 

From e0a196229e994755ff3cda6256e44792ef32381f Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 21 May 2021 17:09:48 +0800
Subject: [PATCH 08/12] add linter exclusion

---
 .../storage/linter_exclusions.yml              | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/azure-cli/azure/cli/command_modules/storage/linter_exclusions.yml

diff --git a/src/azure-cli/azure/cli/command_modules/storage/linter_exclusions.yml b/src/azure-cli/azure/cli/command_modules/storage/linter_exclusions.yml
new file mode 100644
index 00000000000..7c508d79d7d
--- /dev/null
+++ b/src/azure-cli/azure/cli/command_modules/storage/linter_exclusions.yml
@@ -0,0 +1,18 @@
+---
+ # exclusions for the acr module
+
+storage blob copy start:
+    parameters:
+        if_modified_since:
+            rule_exclusions:
+            - option_length_too_long
+        if_none_match:
+            rule_exclusions:
+            - option_length_too_long
+        if_tags_match_condition:
+            rule_exclusions:
+            - option_length_too_long
+        if_unmodified_since:
+            rule_exclusions:
+            - option_length_too_long
+...
\ No newline at end of file

From 6889a60ef8845c4e9288155ae97d60faf1936b97 Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Mon, 24 May 2021 11:50:22 +0800
Subject: [PATCH 09/12] fix style

---
 src/azure-cli/azure/cli/command_modules/storage/_validators.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_validators.py b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
index f9cd7746178..8c7366de59e 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_validators.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
@@ -465,7 +465,6 @@ def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
     if not source_sas:
         # generate a sas token even in the same account when the source and destination are not the same kind.
         if valid_file_source and (ns.get('container_name', None) or not same_account):
-            import os
             dir_name, file_name = os.path.split(path) if path else (None, '')
             source_sas = create_short_lived_file_sas(cmd, source_account_name, source_account_key, share,
                                                      dir_name, file_name)

From 2d898478744c869a7cd80005c801dd1272ddaafa Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Thu, 27 May 2021 17:08:17 +0800
Subject: [PATCH 10/12] fix error type

---
 .../azure/cli/command_modules/storage/_validators.py  | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_validators.py b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
index 8c7366de59e..04cf6755f0f 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_validators.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
@@ -389,6 +389,8 @@ def validate_source_uri(cmd, namespace):  # pylint: disable=too-many-statements
 
 def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
     from .util import create_short_lived_blob_sas, create_short_lived_file_sas
+    from azure.cli.core.azclierror import InvalidArgumentValueError, RequiredArgumentMissingError, \
+        MutuallyExclusiveArgumentError
     usage_string = \
         'Invalid usage: {}. Supply only one of the following argument sets to specify source:' \
         '\n\t   --source-uri [--source-sas]' \
@@ -420,7 +422,7 @@ def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
     if uri:
         if any([container, blob, snapshot, share, path, file_snapshot, source_account_name,
                 source_account_key]):
-            raise ValueError(usage_string.format('Unused parameters are given in addition to the '
+            raise InvalidArgumentValueError(usage_string.format('Unused parameters are given in addition to the '
                                                  'source URI'))
         if source_sas:
             source_sas = source_sas.lstrip('?')
@@ -433,16 +435,17 @@ def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
     valid_file_source = share and path and not container and not blob and not snapshot
 
     if not valid_blob_source and not valid_file_source:
-        raise ValueError(usage_string.format('Neither a valid blob or file source is specified'))
+        raise RequiredArgumentMissingError(usage_string.format('Neither a valid blob or file source is specified'))
     if valid_blob_source and valid_file_source:
-        raise ValueError(usage_string.format('Ambiguous parameters, both blob and file sources are '
+        raise MutuallyExclusiveArgumentError(usage_string.format('Ambiguous parameters, both blob and file sources are '
                                              'specified'))
 
     validate_client_parameters(cmd, namespace)  # must run first to resolve storage account
 
     if not source_account_name:
         if source_account_key:
-            raise ValueError(usage_string.format('Source account key is given but account name is not'))
+            raise RequiredArgumentMissingError(usage_string.format(
+                'Source account key is given but account name is not'))
         # assume that user intends to copy blob in the same account
         source_account_name = ns.get('account_name', None)
 

From 07057b0de4ee496177492a397021caaf593eb8d1 Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Thu, 27 May 2021 17:09:15 +0800
Subject: [PATCH 11/12] fix error type

---
 src/azure-cli/azure/cli/command_modules/storage/_validators.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_validators.py b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
index 04cf6755f0f..2c30338416e 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_validators.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
@@ -462,7 +462,7 @@ def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
             try:
                 source_account_key = _query_account_key(cmd.cli_ctx, source_account_name)
             except ValueError:
-                raise ValueError('Source storage account {} not found.'.format(source_account_name))
+                raise RequiredArgumentMissingError('Source storage account {} not found.'.format(source_account_name))
 
     # Both source account name and either key or sas (or both) are now available
     if not source_sas:

From b3594bdb3e9b127a3532b721136ed44b19ecec0e Mon Sep 17 00:00:00 2001
From: Zunli Hu <zuh@microsoft.com>
Date: Fri, 28 May 2021 09:31:29 +0800
Subject: [PATCH 12/12] fix style

---
 .../azure/cli/command_modules/storage/_validators.py      | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/azure-cli/azure/cli/command_modules/storage/_validators.py b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
index 2c30338416e..f5e73d1b547 100644
--- a/src/azure-cli/azure/cli/command_modules/storage/_validators.py
+++ b/src/azure-cli/azure/cli/command_modules/storage/_validators.py
@@ -422,8 +422,8 @@ def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
     if uri:
         if any([container, blob, snapshot, share, path, file_snapshot, source_account_name,
                 source_account_key]):
-            raise InvalidArgumentValueError(usage_string.format('Unused parameters are given in addition to the '
-                                                 'source URI'))
+            raise InvalidArgumentValueError(usage_string.format(
+                'Unused parameters are given in addition to the source URI'))
         if source_sas:
             source_sas = source_sas.lstrip('?')
             uri = '{}{}{}'.format(uri, '?', source_sas)
@@ -437,8 +437,8 @@ def validate_source_url(cmd, namespace):  # pylint: disable=too-many-statements
     if not valid_blob_source and not valid_file_source:
         raise RequiredArgumentMissingError(usage_string.format('Neither a valid blob or file source is specified'))
     if valid_blob_source and valid_file_source:
-        raise MutuallyExclusiveArgumentError(usage_string.format('Ambiguous parameters, both blob and file sources are '
-                                             'specified'))
+        raise MutuallyExclusiveArgumentError(usage_string.format(
+            'Ambiguous parameters, both blob and file sources are specified'))
 
     validate_client_parameters(cmd, namespace)  # must run first to resolve storage account