Fix log rotation for test pods

Better to create new file than to truncate old, otherwise \0 bytes get
prepended to the message.

Minor fix in README

Author: jvassev

README.md

@@ -339,7 +339,7 @@ Flags:
 | `namespaces`                             | List of namespaces to operate on. Empty means all namespaces                 | `[]`                               |
 | `interval`                               | How often to check for config changes (seconds)                 | `45`          |
 | `meta.key`                               | The metadata key (optional)                 | `""`                                |
-| `meta.values`                            | Comma-separated key-values string (k1=v1,k2=v2,..)                 | Metadata to use for the key   |
+| `meta.values`                            | Metadata to use for the key   | `{}`
 | `fluentdResources`                       | Resource definitions for the fluentd container                 | `{}`|
 | `reloaderResources`                      | Resource definitions for the reloader container              | `{}`                     |
 | `tolerations`                            | Pod tolerations             | `[]`                     |

config-reloader/Makefile

@@ -40,7 +40,7 @@ push-image: build-image
 
 
 create-test-ns:
-	envsubst '$$LOGGLY_TOKEN' < examples/manifests/kfo-test.yaml | kubectl apply -f -
+	LOGGLY_TOKEN=$(LOGGLY_TOKEN) envsubst '$$LOGGLY_TOKEN' < examples/manifests/kfo-test.yaml | kubectl apply -f -
 
 delete-test-ns:
 	kubectl delete -f examples/manifests/kfo-test.yaml

config-reloader/examples/manifests/kfo-test.yaml

@@ -34,7 +34,7 @@ spec:
     command:
     - bash
     - -c
-    - while true; do echo `date -R` [INFO] "Random hello number $((var++)) to file"; sleep 2; [[ $(($var % 100)) == 0 ]] && :> /var/log/hello.log ;done > /var/log/hello.log
+    - while true; do echo `date -R` [INFO] "Random hello number $((var++)) to file"; sleep 2; [[ $(($var % 100)) == 0 ]] && rm -fr /var/log/hello.log ;done > /var/log/hello.log
     volumeMounts:
     - mountPath: /var/log
       name: logs
@@ -63,7 +63,7 @@ spec:
     command:
     - bash
     - -c
-    - while true; do echo `date -R` [INFO] "Random welcome number $((var++)) to file"; sleep 2; [[ $(($var % 100)) == 0 ]] && :> /var/log/welcome.log ;done > /var/log/welcome.log
+    - while true; do echo `date -R` [INFO] "Random welcome number $((var++)) to file"; sleep 2; [[ $(($var % 100)) == 0 ]] && rm -fr /var/log/welcome.log ;done > /var/log/welcome.log
     volumeMounts:
     - mountPath: /var/log
       name: logs