Rsamigullin/addstartnodepool commands (#3990)

* added test and command for stop agentpool

* added cli tests

* *

* *

* added az cli tests

* fixed linter errors for extension

* added helps for agentpool start/stop

* pr fixes

* fixed linter errors

* added history change, updated version in setup.py

* changed version

* run test

* updated version

src/aks-preview/HISTORY.md

@@ -2,6 +2,10 @@
 
 Release History
 ===============
+0.5.39
++++++
+* Add commands for agentpool start stop feature
+
 0.5.38
 +++++
 * Add parameter `--rotation-poll-interval` for Azure Keyvault Secrets Provider Addon. 

src/aks-preview/azext_aks_preview/_help.py

@@ -1082,6 +1082,36 @@
     short-summary: name of the node pool.
 """
 
+helps['aks nodepool stop'] = """
+    type: command
+    short-summary: Stop running agent pool in the managed Kubernetes cluster.
+    parameters:
+        - name: --nodepool-name
+          type: string
+          short-summary: Agent pool name
+        - name: --aks-custom-headers
+          type: string
+          short-summary: Send custom headers. When specified, format should be Key1=Value1,Key2=Value2
+    examples:
+        - name: Stop agent pool in the managed cluster
+          text: az aks nodepool stop --nodepool-name nodepool1 -g MyResourceGroup --cluster-name MyManagedCluster
+"""
+
+helps['aks nodepool start'] = """
+    type: command
+    short-summary: Start stopped agent pool in the managed Kubernetes cluster.
+    parameters:
+        - name: --nodepool-name
+          type: string
+          short-summary: Agent pool name
+        - name: --aks-custom-headers
+          type: string
+          short-summary: Send custom headers. When specified, format should be Key1=Value1,Key2=Value2
+    examples:
+        - name: Start agent pool in the managed cluster
+          text: az aks nodepool start --nodepool-name nodepool1 -g MyResourceGroup --cluster-name MyManagedCluster
+"""
+
 helps['aks nodepool delete'] = """
     type: command
     short-summary: Delete the agent pool in the managed Kubernetes cluster.

src/aks-preview/azext_aks_preview/commands.py

@@ -110,6 +110,8 @@ def load_command_table(self, _):
         g.custom_command('delete', 'aks_agentpool_delete',
                          supports_no_wait=True)
         g.custom_command('get-upgrades', 'aks_agentpool_get_upgrade_profile')
+        g.custom_command('stop', 'aks_agentpool_stop', supports_no_wait=True)
+        g.custom_command('start', 'aks_agentpool_start', supports_no_wait=True)
 
     # AKS pod identity commands
     with self.command_group('aks pod-identity', managed_clusters_sdk, client_factory=cf_managed_clusters) as g:

src/aks-preview/azext_aks_preview/custom.py

@@ -81,6 +81,7 @@
                                                                       ManagedClusterPodIdentity,
                                                                       ManagedClusterPodIdentityException,
                                                                       UserAssignedIdentity,
+                                                                      PowerState,
                                                                       WindowsGmsaProfile)
 from ._client_factory import cf_resource_groups
 from ._client_factory import get_auth_management_client
@@ -2687,6 +2688,54 @@ def aks_agentpool_update(cmd,   # pylint: disable=unused-argument
     return sdk_no_wait(no_wait, client.begin_create_or_update, resource_group_name, cluster_name, nodepool_name, instance)
 
 
+def aks_agentpool_stop(cmd,   # pylint: disable=unused-argument
+                       client,
+                       resource_group_name,
+                       cluster_name,
+                       nodepool_name,
+                       aks_custom_headers=None,
+                       no_wait=False):
+    agentpool_exists = False
+    instances = client.list(resource_group_name, cluster_name)
+    for agentpool_profile in instances:
+        if agentpool_profile.name.lower() == nodepool_name.lower():
+            agentpool_exists = True
+            break
+
+    if not agentpool_exists:
+        raise InvalidArgumentValueError(
+            "Node pool {} doesnt exist, use 'aks nodepool list' to get current node pool list".format(nodepool_name))
+
+    instance = client.get(resource_group_name, cluster_name, nodepool_name)
+    power_state = PowerState(code="Stopped")
+    instance.power_state = power_state
+    headers = get_aks_custom_headers(aks_custom_headers)
+    return sdk_no_wait(no_wait, client.begin_create_or_update, resource_group_name, cluster_name, nodepool_name, instance, headers=headers)
+
+
+def aks_agentpool_start(cmd,   # pylint: disable=unused-argument
+                        client,
+                        resource_group_name,
+                        cluster_name,
+                        nodepool_name,
+                        aks_custom_headers=None,
+                        no_wait=False):
+    agentpool_exists = False
+    instances = client.list(resource_group_name, cluster_name)
+    for agentpool_profile in instances:
+        if agentpool_profile.name.lower() == nodepool_name.lower():
+            agentpool_exists = True
+            break
+    if not agentpool_exists:
+        raise InvalidArgumentValueError(
+            "Node pool {} doesnt exist, use 'aks nodepool list' to get current node pool list".format(nodepool_name))
+    instance = client.get(resource_group_name, cluster_name, nodepool_name)
+    power_state = PowerState(code="Running")
+    instance.power_state = power_state
+    headers = get_aks_custom_headers(aks_custom_headers)
+    return sdk_no_wait(no_wait, client.begin_create_or_update, resource_group_name, cluster_name, nodepool_name, instance, headers=headers)
+
+
 def aks_agentpool_delete(cmd,   # pylint: disable=unused-argument
                          client,
                          resource_group_name,