bump version && update to strimzi 0.20.0 && issue-41 bugfix

Dockerfile

@@ -1,6 +1,6 @@
 FROM python:3-alpine
 USER root
 RUN adduser -D kfkuser
-RUN pip install strimzi-kafka-cli==0.1.0a30
+RUN pip install strimzi-kafka-cli==0.1.0a31
 USER kfkuser
 RUN kfk version

kfk/config.py

@@ -4,7 +4,7 @@
 
 from pathlib import Path
 
-STRIMZI_VERSION = "0.19.0"
+STRIMZI_VERSION = "0.20.0"
 KUBECTL_VERSION = "v1.19.0"
 
 BASE_FOLDER = ".strimzi-kafka-cli"

kfk/kubectl_command_builder.py

@@ -7,8 +7,10 @@ class Kubectl:
     def __init__(self):
         self.cmd_str = KUBECTL_PATH
 
-    def version(self):
+    def version(self, *vals):
         self.cmd_str = self.cmd_str + SPACE + "version"
+        for val in vals:
+            self.cmd_str = self.cmd_str + SPACE + val
         return self
 
     def get(self):

kfk/setup.py

@@ -28,7 +28,7 @@ def download_kubectl_if_not_exists():
 
 def update_kubectl_if_new_version_exists():
     if os.path.exists(KUBECTL_PATH) and KUBECTL_VERSION not in subprocess.check_output(
-            Kubectl().version().build() + "; exit 0", shell=True, stderr=subprocess.STDOUT).decode("utf-8"):
+            Kubectl().version("--client=true").build() + "; exit 0", shell=True, stderr=subprocess.STDOUT).decode("utf-8"):
         os.rename(KUBECTL_PATH, KUBECTL_PATH + "_old")
         __download_kubectl()
 

setup.py

@@ -5,7 +5,7 @@
 
 setup(
     name='strimzi-kafka-cli',
-    version='0.1.0-alpha30',
+    version='0.1.0-alpha31',
     description="Command Line Interface for Strimzi Kafka Operator",
     long_description=long_description,
     long_description_content_type="text/markdown",