Initial Commit

ipChecker.sh

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+################################################################################
+# A simple script to get the DNS name of an IP and test if its online          #
+#                                                                              #
+# NOW WITH CONVENIENT CSV FORMAT                                               #
+################################################################################
+
+PIDS=""
+
+if [[ -z $1 ]]; then
+  echo "Invalid Usage"
+  echo "Example: ./ipChecker.sh ip-list.txt"
+  exit 1
+fi
+
+function checkIP() {
+  #Try and resolve hostname. If none exists report N/A
+  digIP=$(
+      record=$(dig -x $1 +short);
+      if [ -z $record ]; then echo "N/A";
+    else echo ${record::-1};
+  fi)
+
+  #ping the address and grep for the number of received packets. This is 0 if it does not ping
+  pingIP=$(ping -c 5 -i 0.2 -w 0.5 $1 | grep -i received | awk '{print $4}')
+
+  #if the PingIP variable is 0 then the address does not ping.
+  if [[ 0 -eq $pingIP ]]; then
+    doesPing="NO"
+  else
+    doesPing="YES"
+  fi
+
+  printf "%s,%s,%s\n" $1 $digIP $doesPing
+}
+
+echo "IP,DNS Entry,Is Online"
+#read each line in the file passed as the first arguement
+while read ip; do
+  checkIP $ip &
+  PIDS+="$! "
+done < $1
+
+for pid in $PIDS; do
+  wait $pid
+done

visualDiskUsage.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+################################################################################
+# A simple script to print out disk usage of a given volume                    #
+#                                                                              #
+# Add the path of additional disks in the DIRS variable                        #
+################################################################################
+
+DIRS=('/dev/sda1' '/dev/sda2')
+
+echo ""
+for dir in ${DIRS[@]}; do
+  stats=$(df -h $dir)
+
+  if [[ -z $stats ]]; then
+    continue
+  fi
+
+  drivePerc=$(echo $stats | awk '{ print $12 }' | tr -d %)
+  fillPerc=$(( $drivePerc / 2 ))
+  spacingChar=$(( 50 - $fillPerc ))
+
+  echo $dir
+
+  echo -n "["
+
+  for (( i = 0; i < fillPerc; i++ )); do
+    echo -n "#"
+  done
+
+  for (( i = 0; i < spacingChar; i++ )); do
+    echo -n "-"
+  done
+
+  echo "] "$drivePerc"%"
+  echo ""
+
+done