Merge branch 'develop' into feature/upgr-node-eporter-2747

.devcontainer/pyproject.toml

@@ -14,7 +14,7 @@ python-json-logger = "*"
 ansible = "==2.10.7"
 terraform-bin = "*"
 "ruamel.yaml" = "*"
-azure-cli = "2.31.0"
+azure-cli = "2.29.0"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]

.devcontainer/requirements.txt

@@ -7,17 +7,18 @@ argcomplete==1.12.3; python_full_version >= "3.6.0"
 attrs==21.2.0; python_version >= "3.7" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version >= "3.7"
 azure-appconfiguration==1.1.1; python_full_version >= "3.6.0"
 azure-batch==11.0.0; python_full_version >= "3.6.0"
-azure-cli-core==2.31.0; python_full_version >= "3.6.0"
+azure-cli-core==2.29.0; python_full_version >= "3.6.0"
 azure-cli-telemetry==1.0.6; python_full_version >= "3.6.0"
-azure-cli==2.31.0; python_full_version >= "3.6.0"
+azure-cli==2.29.0; python_full_version >= "3.6.0"
 azure-common==1.1.27; python_full_version >= "3.6.0"
 azure-core==1.21.1; python_full_version >= "3.6.0"
 azure-cosmos==3.2.0; python_full_version >= "3.6.0"
 azure-datalake-store==0.0.52; python_full_version >= "3.6.0"
+azure-functions-devops-build==0.0.22; python_full_version >= "3.6.0"
 azure-graphrbac==0.60.0; python_full_version >= "3.6.0"
 azure-identity==1.7.1; python_full_version >= "3.6.0"
 azure-keyvault-administration==4.0.0b3; python_full_version >= "3.6.0"
-azure-keyvault-keys==4.5.0b5; python_full_version >= "3.6.0"
+azure-keyvault-keys==4.4.0; python_full_version >= "3.6.0"
 azure-keyvault==1.1.0; python_full_version >= "3.6.0"
 azure-loganalytics==0.1.1; python_full_version >= "3.6.0"
 azure-mgmt-advisor==9.0.0; python_full_version >= "3.6.0"
@@ -30,31 +31,31 @@ azure-mgmt-batchai==7.0.0b1; python_full_version >= "3.6.0"
 azure-mgmt-billing==6.0.0; python_full_version >= "3.6.0"
 azure-mgmt-botservice==0.3.0; python_full_version >= "3.6.0"
 azure-mgmt-cdn==11.0.0; python_full_version >= "3.6.0"
-azure-mgmt-cognitiveservices==13.0.0; python_full_version >= "3.6.0"
-azure-mgmt-compute==23.1.0; python_full_version >= "3.6.0"
+azure-mgmt-cognitiveservices==12.0.0; python_full_version >= "3.6.0"
+azure-mgmt-compute==23.0.0; python_full_version >= "3.6.0"
 azure-mgmt-consumption==2.0.0; python_full_version >= "3.6.0"
-azure-mgmt-containerinstance==9.1.0; python_full_version >= "3.6.0"
-azure-mgmt-containerregistry==8.2.0; python_full_version >= "3.6.0"
+azure-mgmt-containerinstance==9.0.0; python_full_version >= "3.6.0"
+azure-mgmt-containerregistry==8.1.0; python_full_version >= "3.6.0"
 azure-mgmt-containerservice==16.1.0; python_full_version >= "3.6.0"
-azure-mgmt-core==1.3.0; python_full_version >= "3.6.0"
-azure-mgmt-cosmosdb==7.0.0b2; python_full_version >= "3.6.0"
+azure-mgmt-core==1.2.2; python_full_version >= "3.6.0"
+azure-mgmt-cosmosdb==6.4.0; python_full_version >= "3.6.0"
 azure-mgmt-databoxedge==1.0.0; python_full_version >= "3.6.0"
 azure-mgmt-datalake-analytics==0.2.1; python_full_version >= "3.6.0"
 azure-mgmt-datalake-nspkg==3.0.1; python_full_version >= "3.6.0"
 azure-mgmt-datalake-store==0.5.0; python_full_version >= "3.6.0"
-azure-mgmt-datamigration==10.0.0; python_full_version >= "3.6.0"
+azure-mgmt-datamigration==9.0.0; python_full_version >= "3.6.0"
 azure-mgmt-deploymentmanager==0.2.0; python_full_version >= "3.6.0"
 azure-mgmt-devtestlabs==4.0.0; python_full_version >= "3.6.0"
 azure-mgmt-dns==8.0.0; python_full_version >= "3.6.0"
 azure-mgmt-eventgrid==9.0.0; python_full_version >= "3.6.0"
 azure-mgmt-eventhub==9.1.0; python_full_version >= "3.6.0"
 azure-mgmt-extendedlocation==1.0.0; python_full_version >= "3.6.0"
-azure-mgmt-hdinsight==9.0.0; python_full_version >= "3.6.0"
+azure-mgmt-hdinsight==8.0.0; python_full_version >= "3.6.0"
 azure-mgmt-imagebuilder==0.4.0; python_full_version >= "3.6.0"
 azure-mgmt-iotcentral==9.0.0; python_full_version >= "3.6.0"
 azure-mgmt-iothub==2.1.0; python_full_version >= "3.6.0"
 azure-mgmt-iothubprovisioningservices==0.3.0; python_full_version >= "3.6.0"
-azure-mgmt-keyvault==9.3.0; python_full_version >= "3.6.0"
+azure-mgmt-keyvault==9.1.0; python_full_version >= "3.6.0"
 azure-mgmt-kusto==0.3.0; python_full_version >= "3.6.0"
 azure-mgmt-loganalytics==11.0.0; python_full_version >= "3.6.0"
 azure-mgmt-managedservices==1.0.0; python_full_version >= "3.6.0"
@@ -64,64 +65,62 @@ azure-mgmt-marketplaceordering==1.1.0; python_full_version >= "3.6.0"
 azure-mgmt-media==7.0.0; python_full_version >= "3.6.0"
 azure-mgmt-monitor==2.0.0; python_full_version >= "3.6.0"
 azure-mgmt-msi==0.2.0; python_full_version >= "3.6.0"
-azure-mgmt-netapp==5.1.0; python_full_version >= "3.6.0"
-azure-mgmt-network==19.3.0; python_full_version >= "3.6.0"
+azure-mgmt-netapp==4.0.0; python_full_version >= "3.6.0"
+azure-mgmt-network==19.0.0; python_full_version >= "3.6.0"
 azure-mgmt-nspkg==3.0.2; python_full_version >= "3.6.0"
 azure-mgmt-policyinsights==1.0.0; python_full_version >= "3.6.0"
 azure-mgmt-privatedns==1.0.0; python_full_version >= "3.6.0"
-azure-mgmt-rdbms==10.0.0; python_full_version >= "3.6.0"
+azure-mgmt-rdbms==9.1.0; python_full_version >= "3.6.0"
 azure-mgmt-recoveryservices==2.0.0; python_full_version >= "3.6.0"
-azure-mgmt-recoveryservicesbackup==3.0.0; python_full_version >= "3.6.0"
+azure-mgmt-recoveryservicesbackup==0.15.0; python_full_version >= "3.6.0"
 azure-mgmt-redhatopenshift==1.0.0; python_full_version >= "3.6.0"
 azure-mgmt-redis==13.0.0; python_full_version >= "3.6.0"
 azure-mgmt-relay==0.1.0; python_full_version >= "3.6.0"
 azure-mgmt-reservations==0.6.0; python_full_version >= "3.6.0"
-azure-mgmt-resource==20.0.0; python_full_version >= "3.6.0"
+azure-mgmt-resource==19.0.0; python_full_version >= "3.6.0"
 azure-mgmt-search==8.0.0; python_full_version >= "3.6.0"
 azure-mgmt-security==2.0.0b1; python_full_version >= "3.6.0"
 azure-mgmt-servicebus==6.0.0; python_full_version >= "3.6.0"
 azure-mgmt-servicefabric==1.0.0; python_full_version >= "3.6.0"
 azure-mgmt-servicefabricmanagedclusters==1.0.0; python_full_version >= "3.6.0"
-azure-mgmt-servicelinker==1.0.0b1; python_full_version >= "3.6.0"
 azure-mgmt-signalr==1.0.0; python_full_version >= "3.6.0"
 azure-mgmt-sql==3.0.1; python_full_version >= "3.6.0"
 azure-mgmt-sqlvirtualmachine==1.0.0b1; python_full_version >= "3.6.0"
 azure-mgmt-storage==19.0.0; python_full_version >= "3.6.0"
-azure-mgmt-synapse==2.1.0b3; python_full_version >= "3.6.0"
+azure-mgmt-synapse==2.0.0; python_full_version >= "3.6.0"
 azure-mgmt-trafficmanager==0.51.0; python_full_version >= "3.6.0"
 azure-mgmt-web==4.0.0; python_full_version >= "3.6.0"
-azure-multiapi-storage==0.7.0; python_full_version >= "3.6.0"
+azure-multiapi-storage==0.6.2; python_full_version >= "3.6.0"
 azure-nspkg==3.0.2; python_full_version >= "3.6.0"
 azure-storage-common==1.4.2; python_full_version >= "3.6.0"
 azure-synapse-accesscontrol==0.5.0; python_full_version >= "3.6.0"
-azure-synapse-artifacts==0.9.0; python_full_version >= "3.6.0"
+azure-synapse-artifacts==0.8.0; python_full_version >= "3.6.0"
 azure-synapse-managedprivateendpoints==0.3.0; python_full_version >= "3.6.0"
 azure-synapse-spark==0.2.0; python_full_version >= "3.6.0"
 bcrypt==3.2.0; python_version >= "3.6" and python_full_version >= "3.6.0"
 boto3==1.20.11; python_version >= "3.6"
 botocore==1.23.11; python_version >= "3.6"
-certifi==2021.10.8; python_full_version >= "3.6.0" and python_version < "4" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6") and python_version >= "3.6"
-cffi==1.15.0; python_version >= "3.6" and python_full_version >= "3.6.0" and python_version < "4" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6")
-chardet==3.0.4; python_full_version >= "3.6.0"
-charset-normalizer==2.0.9; python_version >= "3.6" and python_full_version >= "3.6.0"
+certifi==2021.10.8; python_full_version >= "3.6.0" and python_version < "4" and python_version >= "3.6"
+cffi==1.15.0; python_version >= "3.6" and python_full_version >= "3.6.0" and python_version < "4"
+chardet==3.0.4; python_version >= "3.6" and python_full_version >= "3.6.0"
 colorama==0.4.4; python_full_version >= "3.6.0"
 cryptography==3.3.2
 deprecated==1.2.13; python_version >= "3.6" and python_full_version >= "3.6.0"
 distro==1.6.0; python_full_version >= "3.6.0"
 fabric==2.6.0; python_full_version >= "3.6.0"
-humanfriendly==10.0; python_full_version >= "3.6.0"
-idna==3.3; python_full_version >= "3.6.0" and python_version < "4" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6") and python_version >= "3.6"
+humanfriendly==9.2; python_full_version >= "3.6.0"
+idna==2.10; python_full_version >= "3.6.0" and python_version < "4" and python_version >= "3.6"
 importlib-metadata==4.8.2; python_version == "3.7" and python_full_version >= "3.6.0"
 importlib-resources==5.4.0; python_version < "3.9" and python_version >= "3.7"
 invoke==1.6.0; python_full_version >= "3.6.0"
 isodate==0.6.0; python_full_version >= "3.6.0"
 javaproperties==0.5.2; python_full_version >= "3.6.0" and python_version < "4"
 jinja2==3.0.3; python_version >= "3.6"
 jmespath==0.10.0; python_full_version >= "3.6.0" and python_version >= "3.6"
-jsondiff==1.3.0; python_full_version >= "3.6.0"
+jsondiff==1.2.0; python_full_version >= "3.6.0"
 jsonschema==4.2.1; python_version >= "3.7"
-knack==0.9.0; python_full_version >= "3.6.0"
-markupsafe==2.0.1; python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version >= "3.6"
+knack==0.8.2; python_full_version >= "3.6.0"
+markupsafe==2.0.1; python_full_version >= "3.6.0" and python_version >= "3.6"
 msal-extensions==0.3.0; python_full_version >= "3.6.0"
 msal==1.16.0; python_full_version >= "3.6.0"
 msrest==0.6.21; python_full_version >= "3.6.0"
@@ -133,34 +132,35 @@ pathlib2==2.3.6; python_full_version >= "3.6.0"
 pkginfo==1.8.2; python_full_version >= "3.6.0"
 portalocker==1.7.1
 psutil==5.8.0; python_full_version >= "3.6.0"
-pycparser==2.21; python_version >= "3.6" and python_full_version >= "3.6.0" and python_version < "4" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6")
+pycparser==2.21; python_version >= "3.6" and python_full_version >= "3.6.0" and python_version < "4"
 pygithub==1.55; python_version >= "3.6" and python_full_version >= "3.6.0"
 pygments==2.10.0; python_version >= "3.5" and python_full_version >= "3.6.0"
 pyjwt==2.3.0; python_version >= "3.6" and python_full_version >= "3.6.0"
 pynacl==1.4.0; python_version >= "3.6" and python_full_version >= "3.6.0"
-pyopenssl==21.0.0; python_full_version >= "3.6.0" and python_version < "4" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6")
+pyopenssl==21.0.0; python_full_version >= "3.6.0" and python_version < "4" and python_version >= "3.6"
 pyparsing==3.0.6; python_version >= "3.6" and python_full_version >= "3.6.0"
-pyreadline3==3.3; sys_platform == "win32" and python_version >= "3.8" and python_full_version >= "3.6.0"
-pyreadline==2.1; sys_platform == "win32" and python_version < "3.8" and python_full_version >= "3.6.0"
+pyreadline==2.1; sys_platform == "win32" and python_full_version >= "3.6.0"
 pyrsistent==0.18.0; python_version >= "3.7"
 pysocks==1.7.1; python_full_version >= "3.6.0" and python_version >= "3.6"
 python-dateutil==2.8.2; python_full_version >= "3.6.0" and python_version >= "3.6"
 python-json-logger==2.0.2; python_version >= "3.5"
+pytz==2019.1; python_full_version >= "3.6.0"
 pywin32==302; platform_system == "Windows" and python_full_version >= "3.6.0"
 pyyaml==6.0; python_version >= "3.6"
 requests-oauthlib==1.3.0; python_full_version >= "3.6.0"
-requests==2.26.0; python_version >= "3.6" and python_full_version >= "3.6.0"
+requests==2.25.1; python_version >= "3.6" and python_full_version >= "3.6.0"
 ruamel.yaml.clib==0.2.6; platform_python_implementation == "CPython" and python_version < "3.10" and python_version >= "3.5"
 ruamel.yaml==0.17.17; python_version >= "3"
 s3transfer==0.5.0; python_version >= "3.6"
 scp==0.13.6; python_full_version >= "3.6.0"
 semver==2.13.0; python_full_version >= "3.6.0"
-six==1.16.0; python_full_version >= "3.6.0" and python_version < "4" and python_version >= "3.6" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6")
+six==1.16.0; python_full_version >= "3.6.0" and python_version < "4" and python_version >= "3.6"
 sshtunnel==0.1.5; python_full_version >= "3.6.0"
 tabulate==0.8.9; python_full_version >= "3.6.0"
 terraform-bin==1.0.1
 typing-extensions==4.0.0; python_version < "3.8" and python_version >= "3.7"
-urllib3==1.26.7; python_full_version >= "3.6.0" and python_version < "4" and (python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.5.0" and python_version < "4" and python_version >= "3.6") and python_version >= "3.6"
+urllib3==1.26.7; python_full_version >= "3.6.0" and python_version < "4" and python_version >= "3.6"
+vsts==0.1.25; python_full_version >= "3.6.0"
 websocket-client==0.56.0; python_full_version >= "3.6.0"
 wrapt==1.13.3; python_version >= "3.6" and python_full_version >= "3.6.0"
 xmltodict==0.12.0; python_full_version >= "3.6.0"

ansible/playbooks/kafka.yml

@@ -3,7 +3,7 @@
 
 - hosts: all
   gather_facts: yes
-  tasks: [ ]  
+  tasks: [ ]
 
 - hosts: kafka
   become: true

ansible/playbooks/roles/jmx_exporter/defaults/main.yml

@@ -0,0 +1,4 @@
+jmx_exporter_bin_filename: "jmx_prometheus_javaagent-0.16.1.jar"
+jmx_exporter_version: 0.16.1
+jmx_exporter_directory: /opt/jmx-exporter
+prometheus_jmx_exporter_path: /opt/jmx-exporter/jmx_prometheus_javaagent.jar

ansible/playbooks/roles/jmx_exporter/tasks/main.yml

@@ -27,7 +27,7 @@
 
 - name: Set JMX Exporter file name to install
   set_fact:
-    exporter_file_name: "{{ specification.file_name }}"
+    exporter_file_name: "{{ jmx_exporter_bin_filename }}"
 
 - name: Download JMX Exporter binaries
   include_role:
@@ -39,15 +39,15 @@
 - name: Copy JMX Exporter binaries
   copy:
     src: "{{ download_directory }}/{{ exporter_file_name }}"
-    dest: "/opt/jmx-exporter/{{ exporter_file_name }}"
+    dest: "{{ jmx_exporter_directory }}/{{ exporter_file_name }}"
     owner: "{{ specification.jmx_exporter_user }}"
     group: "{{ specification.jmx_exporter_group }}"
     remote_src: yes
 
 - name: Prometheus jmx | symlink jar
   become: yes
   file:
-    src: "/opt/jmx-exporter/{{ exporter_file_name }}"
-    path: "{{ specification.jmx_path }}"
+    src: "{{ jmx_exporter_directory }}/{{ exporter_file_name }}"
+    path: "{{ prometheus_jmx_exporter_path }}"
     force: yes
     state: link

ansible/playbooks/roles/jmx_exporter/tasks/upgrade/main.yml

@@ -0,0 +1,101 @@
+---
+
+- name: Check for upgrade flag file
+  stat:
+    path: "{{ lock_file }}"
+  register: lock_file_status
+
+- name: Preflight check
+  when: not lock_file_status.stat.exists
+  block:
+  - name: Check for binary
+    stat:
+      path: "{{ prometheus_jmx_exporter_path }}"
+    register: jmx_exporter_binary
+
+  - name: Inform and fail if JMX exporter binary is missing
+    when: not jmx_exporter_binary.stat.exists
+    fail:
+      msg: >
+        There is no JMX exporter binary at all,
+        re-apply your configuration or remove jmx_exporter role from inventory
+
+  - name: Verify installed version
+    when: jmx_exporter_binary.stat.exists
+    block:
+    - name: Get installed jmx-exporter version
+      shell: >-
+        unzip -p /opt/jmx-exporter/jmx_prometheus_javaagent.jar META-INF/MANIFEST.MF \
+        | awk '$1 == "Implementation-Version:" {print $2}'
+      register: installed_jmx_exporter_version
+
+    - name: Set version facts
+      set_fact:
+        jmx_exporter_version:
+          old: "{{ installed_jmx_exporter_version.stdout }}"
+          new: "{{ jmx_exporter_version }}"
+
+    - name: Avoiding risk of downgrade
+      when: jmx_exporter_version.old is not version( jmx_exporter_version.new, '<' )
+      debug:
+        msg: "Skipping upgrade: JMX Exporter in newer version already installed!"
+
+- name: Upgrade | jmx-exporter
+  when: >
+    jmx_exporter_version.old is version( jmx_exporter_version.new, '<' ) or
+    lock_file_status.stat.exists
+  block:
+    - name: Create upgrade flag file
+      file:
+        path: "{{ lock_file }}"
+        state: touch
+
+    - name: Download jmx-exporter binaries
+      include_role:
+        name: download
+        tasks_from: download_file
+      vars:
+        file_name: "{{ jmx_exporter_bin_filename }}"
+
+    - name: Copy jmx-exporter binaries to jmx-exporter directory
+      copy:
+        src: "{{ download_directory }}/{{ jmx_exporter_bin_filename }}"
+        dest: "{{ jmx_exporter_directory }}/{{ jmx_exporter_bin_filename }}"
+        owner: "{{ specification.jmx_exporter_user }}"
+        group: "{{ specification.jmx_exporter_group }}"
+        remote_src: yes
+
+    - name: Get installed jmx-exporter binary path
+      stat:
+        path: "{{ prometheus_jmx_exporter_path }}"
+        get_attributes: false
+        get_checksum: false
+        get_mime: false
+      register: linked_jmx
+
+    - name: Reconfigure {{ prometheus_jmx_exporter_path }} symlink to point to the new version
+      file:
+        dest: "{{ prometheus_jmx_exporter_path }}"
+        state: link
+        src: "{{ jmx_exporter_directory }}/{{ jmx_exporter_bin_filename }}"
+        force: yes
+
+    - name: Run systemctl daemon-reload  # zookeeper and kafka configure jmx-exporter via systemd units
+      systemd:
+        state: restarted
+        daemon_reload: true
+        name: "{{ item }}"
+      with_items:
+        - zookeeper
+        - kafka
+
+    - name: Remove previous binary version
+      file:
+        path: "{{ linked_jmx.stat.lnk_target }}"
+        state: absent
+
+    - name: Remove upgrade flag file
+      file:
+        path: "{{ lock_file }}"
+        state: absent
+...

ansible/playbooks/roles/kafka/defaults/main.yml

@@ -1,3 +1,4 @@
 kafka_version: 2.6.0
 scala_version: 2.12
 kafka_bin_filename: "kafka_2.12-2.6.0.tgz"
+prometheus_jmx_exporter_path: /opt/jmx-exporter/jmx_prometheus_javaagent.jar

ansible/playbooks/roles/kafka/tasks/main.yml

@@ -3,7 +3,7 @@
 
 - name: Check if jmx exporter is available
   stat:
-    path: "{{ specification.prometheus_jmx_path }}"
+    path: "{{ prometheus_jmx_exporter_path }}"
   register: exporter
 
 - include_tasks: setup-kafka.yml

ansible/playbooks/roles/kafka/templates/kafka.service.j2

@@ -17,7 +17,7 @@ Restart=on-failure
 Environment="KAFKA_HEAP_OPTS={{ specification.kafka_var.heap_opts }}"
 Environment="LOG_DIR={{ specification.kafka_var.log_dir }}"
 {% if exporter.stat.exists %}
-Environment="KAFKA_OPTS={{ javax_debug }} -javaagent:{{ specification.prometheus_jmx_path }}={{ specification.prometheus_jmx_exporter_web_listen_port }}:{{ specification.prometheus_jmx_config }}"
+Environment="KAFKA_OPTS={{ javax_debug }} -javaagent:{{ prometheus_jmx_exporter_path }}={{ specification.prometheus_jmx_exporter_web_listen_port }}:{{ specification.prometheus_jmx_config }}"
 {% else %}
 Environment="KAFKA_OPTS={{ javax_debug }}"
 {% endif %}

ansible/playbooks/roles/preflight/tasks/upgrade.yml

@@ -15,6 +15,20 @@
           is not supported by this version of Epiphany which requires at least version 1.18.6.
           For more information, refer to the documentation.
         quiet: true
+
+    - name: Check number of unmanaged pods
+      become: true
+      command: kubectl get pods --all-namespaces -o custom-columns=CONTROLLER:.metadata.ownerReferences[].kind
+      register: no_unmanaged_pods
+      changed_when: false
+
+    - name: Check if cluster has any unmanaged pods
+      assert:
+        that: "{{ no_unmanaged_pods.stdout_lines | regex_findall('<none>') | length }} == 0"
+        fail_msg: >-
+          You have some pods that are not created by controller. Please remove them and then start upgrade once again.
+        quiet: true
+
   run_once: true
   delegate_to: "{{ groups.kubernetes_master[0] }}"
   when: