Make proxy timeouts configurable. (#5272)

Author: style95

ansible/group_vars/all

@@ -52,6 +52,11 @@ whisk:
     require_api_key_annotation: "{{ require_api_key_annotation | default(true) | lower }}"
     require_response_payload: "{{ require_response_payload | default(true) | lower }}"
   cluster_name: "{{ whisk_cluster_name | default('whisk') }}"
+  containerProxy:
+    timeouts:
+      idleContainer: "{{ containerProxy_timeouts_idleContainer | default('10 minutes') }}"
+      pauseGrace: "{{ containerProxy_timeouts_pauseGrace | default('10 seconds') }}"
+      keepingDuration: "{{ containerProxy_timeouts_keepingDuration | default('10 minutes') }}"
 
 ##
 # configuration parameters related to support runtimes (see org.apache.openwhisk.core.entity.ExecManifest for schema of the manifest).

ansible/roles/invoker/tasks/deploy.yml

@@ -282,6 +282,9 @@
       "CONFIG_whisk_invoker_https_keystorePassword": "{{ invoker.ssl.keystore.password }}"
       "CONFIG_whisk_invoker_https_keystoreFlavor": "{{ invoker.ssl.storeFlavor }}"
       "CONFIG_whisk_invoker_https_clientAuth": "{{ invoker.ssl.clientAuth }}"
+      "CONFIG_whisk_containerProxy_timeouts_idleContainer": "{{ whisk.containerProxy.timeouts.idleContainer }}"
+      "CONFIG_whisk_containerProxy_timeouts_pauseGrace": "{{ whisk.containerProxy.timeouts.pauseGrace  }}"
+      "CONFIG_whisk_containerProxy_timeouts_keepingDuration": "{{ whisk.containerProxy.timeouts.keepingDuration }}"
       "CONFIG_whisk_containerPool_prewarmExpirationCheckInitDelay": "{{ container_pool_prewarm_expirationCheckInitDelay | default('10 minutes') }}"
       "CONFIG_whisk_containerPool_prewarmExpirationCheckInterval": "{{ container_pool_prewarm_expirationCheckInterval | default('10 minutes') }}"
       "CONFIG_whisk_containerPool_prewarmExpirationCheckIntervalVariance": "{{ container_pool_prewarm_expirationCheckIntervalVariance | default('10 seconds') }}"

core/invoker/src/main/resources/application.conf

@@ -156,7 +156,7 @@ whisk {
       #aka 'How long should a container sit idle until we kill it?'
       idle-container = 10 minutes
       pause-grace = 50 milliseconds
-      keeping-duration = 1 second
+      keeping-duration = 10 minutes
     }
     action-health-check {
       enabled = false # if true, prewarm containers will be pinged periodically and warm containers will be pinged once after resumed