Take account of time building sysdig module before start polling

As long as we are going to poll more frequently we don't want to poll to
early to kubernetes API Server.

Author: Néstor Salceda

kubectl-capture

@@ -6,7 +6,7 @@
 
 pod=""
 namespace="default"
-duration="120"
+capture_duration="120"
 now=$(date +%s)
 capture_pod=""
 sysdig_params=""
@@ -28,7 +28,7 @@ function parse_arguments() {
         shift
         ;;
       -M)
-        duration=$2
+        capture_duration=$2
         shift
         ;;
       -w|--write=*|-z|--compress|-pc|-pk|-pm|-print=*|-S|--summary)
@@ -51,7 +51,7 @@ function parse_arguments() {
   fi
 
   capture_pod="capture-${pod}-${now}"
-  sysdig_params="-S -M ${duration} -pk -z -w /${capture_pod}.scap.gz ${sysdig_params}"
+  sysdig_params="-S -M ${capture_duration} -pk -z -w /${capture_pod}.scap.gz ${sysdig_params}"
 }
 
 function usage_and_die() {
@@ -144,7 +144,7 @@ EOF
   echo ""
   echo "Node: ${node}"
   echo "Pod: ${pod}"
-  echo "Duration: ${duration} seconds"
+  echo "Duration: ${capture_duration} seconds"
   echo "Parameters for Sysdig: ${sysdig_params}"
   echo ""
 
@@ -157,7 +157,9 @@ EOF
 }
 
 function wait_until_finished() {
-  sleep ${duration}
+  local time_spent_building_sysdig_module = 60
+  sleep ${capture_duration}
+  sleep ${time_spent_building_sysdig_module}
   while [[ ! -e .finished ]]; do
     kubectl cp ${capture_pod}:/.finished .finished > /dev/null 2>&1
     sleep 5