Create frontend PoC

frontend/public/otimings.sh

@@ -0,0 +1,50 @@
+#!/bin/sh
+
+print_metadata() {
+    echo "#"
+    echo "# Okaeri Timings 1.0"
+    echo "#"
+    echo "# Hostname: $(hostname)"
+#     echo "# IP: $(curl -s https://checkip.amazonaws.com/)"
+    echo "# User: $(whoami)"
+    echo "#"
+    echo "# Kernel: $(uname -r)"
+    echo "# OS: $(cat /etc/os-release | grep PRETTY_NAME | awk -F '"' '{print $2}')"
+    echo "#"
+}
+
+print_header() {
+    echo "timestamp,cpu/user,cpu/nice,cpu/system,cpu/idle,cpu/iowait,cpu/irq,cpu/softirq,cpu/steal,cpu/guest,cpu/guest_nice,mem/total,mem/free,mem/available,mem/buffers,mem/cached,swap/cached,swap/total,swap/free"
+}
+
+print_data() {
+    timestamp=$(date --iso-8601=seconds)
+
+    procstatout=$(cat /proc/stat | grep -m1 ^cpu | cut -d ' ' -f 3-)
+    user=$(echo "$procstatout" | awk '{print $1}')
+    nice=$(echo "$procstatout" | awk '{print $2}')
+    system=$(echo "$procstatout" | awk '{print $3}')
+    idle=$(echo "$procstatout" | awk '{print $4}')
+    iowait=$(echo "$procstatout" | awk '{print $5}')
+    irq=$(echo "$procstatout" | awk '{print $6}')
+    softirq=$(echo "$procstatout" | awk '{print $7}')
+    steal=$(echo "$procstatout" | awk '{print $8}')
+    guest=$(echo "$procstatout" | awk '{print $9}')
+    guest_nice=$(echo "$procstatout" | awk '{print $10}')
+
+    meminfout=$(cat /proc/meminfo)
+    memtotal=$(echo "$meminfout" | grep ^MemTotal: | awk '{print $2}')
+    memfree=$(echo "$meminfout" | grep ^MemFree: | awk '{print $2}')
+    membuffers=$(echo "$meminfout" | grep ^Buffers: | awk '{print $2}')
+    memcached=$(echo "$meminfout" | grep ^Cached: | awk '{print $2}')
+    memavailable=$(echo "$meminfout" | grep ^MemAvailable: | awk '{print $2}')
+    swapcached=$(echo "$meminfout" | grep ^SwapCached: | awk '{print $2}')
+    swaptotal=$(echo "$meminfout" | grep ^SwapTotal: | awk '{print $2}')
+    swapfree=$(echo "$meminfout" | grep ^SwapFree: | awk '{print $2}')
+
+    echo "$timestamp,$user,$nice,$system,$idle,$iowait,$irq,$softirq,$steal,$guest,$guest_nice,$memtotal,$memfree,$memavailable,$membuffers,$memcached,$swapcached,$swaptotal,$swapfree"
+}
+
+print_metadata
+print_header
+print_data