first commit

forwarders/stathat.sh

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+#!/bin/sh
+# curl -d "stat=$METRIC&ezkey=$API_KEY&value=$VALUE" http://api.stathat.com/ez

init.d/sysmetrics.sh

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+#! /bin/sh
+### BEGIN INIT INFO
+# Provides:          sysmetrics
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Should-Start:      $network
+# Should-Stop:       $network
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Start and stop sysmetrics
+# Description:       Controls the main sysmetrics daemon "sysmetricsd.sh"
+### END INIT INFO
+
+# Author: Patrick Stadler <patrick.stadler@gmail.com
+
+# Do NOT "set -e"
+
+# PATH should only include /usr/* if it runs after the mountnfs.sh script
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+DESC="Collect and forward system metrics"
+NAME=sysmon-stathat
+DAEMON=/usr/sbin/$NAME
+DAEMON_ARGS=""
+PIDFILE=/var/run/$NAME.pid
+SCRIPTNAME=/etc/init.d/$NAME
+
+# Exit if the package is not installed
+[ -x "$DAEMON" ] || exit 0
+
+# Read configuration variable file if it is present
+[ -r /etc/default/$NAME ] && . /etc/default/$NAME
+
+# Load the VERBOSE setting and other rcS variables
+. /lib/init/vars.sh
+
+# Define LSB log_* functions.
+# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
+# and status_of_proc is working.
+. /lib/lsb/init-functions
+
+#
+# Function that starts the daemon/service
+#
+do_start()
+{
+  # Return
+  #   0 if daemon has been started
+  #   1 if daemon was already running
+  #   2 if daemon could not be started
+  start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \
+    || return 1
+  start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
+    $DAEMON_ARGS \
+    || return 2
+  # Add code here, if necessary, that waits for the process to be ready
+  # to handle requests from services started subsequently which depend
+  # on this one.  As a last resort, sleep for some time.
+}
+
+#
+# Function that stops the daemon/service
+#
+do_stop()
+{
+  # Return
+  #   0 if daemon has been stopped
+  #   1 if daemon was already stopped
+  #   2 if daemon could not be stopped
+  #   other if a failure occurred
+  start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME
+  RETVAL="$?"
+  [ "$RETVAL" = 2 ] && return 2
+  # Wait for children to finish too if this is a daemon that forks
+  # and if the daemon is only ever run from this initscript.
+  # If the above conditions are not satisfied then add some other code
+  # that waits for the process to drop all resources that could be
+  # needed by services started subsequently.  A last resort is to
+  # sleep for some time.
+  start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
+  [ "$?" = 2 ] && return 2
+  # Many daemons don't delete their pidfiles when they exit.
+  rm -f $PIDFILE
+  return "$RETVAL"
+}
+
+#
+# Function that sends a SIGHUP to the daemon/service
+#
+do_reload() {
+  #
+  # If the daemon can reload its configuration without
+  # restarting (for example, when it is sent a SIGHUP),
+  # then implement that here.
+  #
+  start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
+  return 0
+}
+
+case "$1" in
+  start)
+  [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
+  do_start
+  case "$?" in
+    0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
+    2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
+  esac
+  ;;
+  stop)
+  [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
+  do_stop
+  case "$?" in
+    0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
+    2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
+  esac
+  ;;
+  status)
+  status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
+  ;;
+  #reload|force-reload)
+  #
+  # If do_reload() is not implemented then leave this commented out
+  # and leave 'force-reload' as an alias for 'restart'.
+  #
+  #log_daemon_msg "Reloading $DESC" "$NAME"
+  #do_reload
+  #log_end_msg $?
+  #;;
+  restart|force-reload)
+  #
+  # If the "reload" option is implemented then remove the
+  # 'force-reload' alias
+  #
+  log_daemon_msg "Restarting $DESC" "$NAME"
+  do_stop
+  case "$?" in
+    0|1)
+    do_start
+    case "$?" in
+      0) log_end_msg 0 ;;
+      1) log_end_msg 1 ;; # Old process is still running
+      *) log_end_msg 1 ;; # Failed to start
+    esac
+    ;;
+    *)
+    # Failed to stop
+    log_end_msg 1
+    ;;
+  esac
+  ;;
+  *)
+  #echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
+  echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
+  exit 3
+  ;;
+esac
+
+:

metrics/cpu.sh

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+#!/bin/sh
+echo $(ps aux | awk {'sum+=$3;print sum'} | tail -n 1)

metrics/memory.sh

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+#!/bin/sh
+echo $(free | awk '/buffers\/cache/{print $4/($3+$4) * 100.0;}')

metrics/swap.sh

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+#!/bin/sh
+echo $(free | awk '/Swap/{print $3/$2 * 100.0;}')

sysmetricsd.sh

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+#!/bin/sh
+
+for script in $(find ./metrics -type f -name '*.sh'); do
+  sh $script
+done