fix docker and nginx

Dockerfile

@@ -17,6 +17,7 @@ RUN apt-get -y install openresty
 # Install kube-linter
 RUN curl -L -O https://github.com/stackrox/kube-linter/releases/download/0.1.5/kube-linter-linux.tar.gz
 RUN tar -xvf kube-linter-linux.tar.gz
+RUN rm -f kube-linter-linux.tar.gz
 RUN cp  kube-linter /usr/local/bin/
 RUN chmod 775 /usr/local/bin/kube-linter
 COPY kube-linter/kube-linter-parser.sh /opt/kube-linter-parser.sh

kube-linter/kube-linter-parser.sh

@@ -3,7 +3,7 @@
 # Very temporary work-around
 KUBE=$(cat /etc/nginx/conf.d/KubeInvaders.conf | grep proxy_pass | head -n1 | awk '{ print $2 }' | sed 's/;//g')
 
-POD_FILE=/tmp/${3}.yaml
+POD_FILE=/tmp/${3}.json
 
 curl -XGET "${KUBE}/api/v1/namespaces/${2}/pods/${3}" --header "Authorization: Bearer ${4}" --silent -k > ${POD_FILE}
 [ ! $? -eq 0 ] && (echo "{}" && exit 0)
@@ -17,8 +17,7 @@ if [ $wcl -gt 0 ];then
     do
       echo $line | sed  -n 's/^\([^\ ]*\)\ \(([^\(]*)\)\ \(.*\)$/\3/p'
     done | jq -R -s -c 'split("\n")'
+    rm -f ${POD_FILE}
 else
   echo "{}"
-fi
-
-
+fi