Debug,comment and add g5k energy script

g5k/recordEnergy.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+# Parse argument
+[ $# != 5 ] && { echo "Usage: $0 <cluster-name> <node-name> <from> <to> <output-file>"; exit 1; }
+
+# Init arguments
+clusterName="$1"
+nodeName="$2"
+outputFile="$5"
+wattmeter=$(curl -s https://api.grid5000.fr/stable/sites/lyon/clusters/${clusterName}/nodes/${nodeName}.json | jq -r '.sensors.power.via.pdu[0].uid')
+port=$(curl -s https://api.grid5000.fr/stable/sites/lyon/pdus/${wattmeter}.json | jq -r '.ports|to_entries|map(select(.value=="'${nodeName}'"))[0].key')
+energyEntry=$(expr 5 + $port) # Define the entry in the CSV that correspond to the correct energy value
+
+if [ -z $wattmeter ] || [ -z $port ]
+then
+    echo -ne "\nCannot find energy informations (wattmeter/port) for node $nodeName\n"
+    exit 1
+fi
+
+echo "Node ${nodeName} is connected on wattmeter ${wattmeter} on port ${port}"
+
+# Fetching energy and save in csv format
+from=$(date -d "@$3" "+%s")
+to=$(date -d "@$4" "+%s")
+echo "ts,energy" > $outputFile # Write CSV header
+for time in $(seq $from 3600 $to)
+do
+    # We need gz extension if it is not the current hour
+    [ $(date -d "@$time" "+%Y-%m-%dT%H") != $(date "+%Y-%m-%dT%H") ] && ext='.gz' || ext=''
+    powerFilename=$(date -d "@$time" "+power.csv.%Y-%m-%dT%H${ext}")
+    url="http://wattmetre.lyon.grid5000.fr/data/${wattmeter}-log/${powerFilename}"
+    echo "- Fetching logs from ${url}" 
+    
+    # Fetch logs data
+    [ ! -z $ext ] && csvContent=$(curl -s "${url}" | zcat) || csvContent=$(curl -s "${url}")
+
+    # Parse data and extract the right values in csv format
+    toSave=$(echo "$csvContent" | awk -F, 'int($3)>='$from'&& int($3)<='$to'{printf "%s,%s\n",$3,$5+'$port'};')
+    echo "$toSave" >> $outputFile # Save data in csv
+done
+echo "Done"