Test checkin of script

uabrc_hw.nhc

@@ -5,20 +5,28 @@
 #
 # Copyright and/or license information if different from upstream
 #
+# Requires 'curl' and 'jq'
+# 
 
 declare HW_CONTEXT_SWITCH_RATE=0
+declare HW_CONTEXT_SWITCH_INTERVAL=0
+declare NODENAME=""
 
 # Gather the metrics
 function uabrc_hw_gather_data() {
-    # HW_CONTEXT_SWITCH_RATE=$(curl --silent http://localhost:9100/metrics | grep ^node_context_switches_total | awk '{print $2}' | awk '{printf("%d\n", $1*1e$2)}')
-    HW_CONTEXT_SWITCH_RATE=$(curl -fs --data-urlencode 'query=snode_context_switches_total{job="compute-node",name="c0159"}(30m)' https://nagios.rc.uab.edu:9090/api/v1/query | jq -r '.data.result[] | [.metric.container_name, .metric.namespace, .value[1] ] | @csv')
+    NODENAME="$(hostname -s)"
+
+    # Gather the nodes context switching rate from Prometheus
+    HW_CONTEXT_SWITCH_RATE=$(curl -fs --data-urlencode "query=irate(node_context_switches_total{job=\"compute-node\",name=\"$NODENAME\"}[$HW_CONTEXT_SWITCH_INTERVAL])" http://nagios.rc.uab.edu:9090/api/v1/query | jq -r '.data.result[] | .value[1]')
+    # Convert to an integer (hacky as it doesn't round, but insignificant)
+    HW_CONTEXT_SWITCH_RATE=${HW_CONTEXT_SWITCH_RATE%.*}
 }
-curl -fs --data-urlencode 'query=snode_context_switches_total{job="compute-node",name="c0159"}(30m)' https://nagios.rc.uab.edu:9090/api/v1/query | jq -r '.data.result[] | [.metric.container_name, .metric.namespace, .value[1] ] | @csv'
 
 # Check that total context switches are less than max context switches ($1)
 # The total context switches is collected from Prometheus Node Exporter
-function uabrc_check_HW_CONTEXT_SWITCH_RATE() {
+function uabrc_check_hw_context_switch_rate() {
     local CONTEXT_SWITCH_RATE_MAX="$1"
+    HW_CONTEXT_SWITCH_INTERVAL="$2"
 
     if [[ $HW_CONTEXT_SWITCH_RATE -eq 0 ]]; then
         uabrc_hw_gather_data
@@ -28,8 +36,4 @@ function uabrc_check_HW_CONTEXT_SWITCH_RATE() {
         die 1 "$FUNCNAME:  Total Context Switches ($HW_CONTEXT_SWITCH_RATE) greater than maximum allowed ($CONTEXT_SWITCH_RATE_MAX)."
         return 1
     fi
-    echo "HW_CONTEXT_SWITCH_RATE: $HW_CONTEXT_SWITCH_RATE"
-    echo "CONTEXT_SWITCH_RATE_MAX: $CONTEXT_SWITCH_RATE_MAX"
 }
-
-uabrc_check_HW_CONTEXT_SWITCH_RATE $1
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