vmware-view-log-collector

#!/bin/bash

DEFAULT_TARGET='view-log.tar.gz'

function printError()
{
   echo >&2 "${0##*/}: $1"
}

function Usage()
{
   cat <<EOF
Usage: ${0##*/} [FILE]

This scripts locates the latest log file generated from the
VMware View Client.  The log file will be packaged into a new
file in the current directory.

OPTIONS:
   --help:                      Shows this help message.
   -u|--user <username>         Selects the username to collect files for.

EOF
}

# Check whether need to copy the PCoIP log and copy logs
# Directory name may have space, and file name have the wildcard character.
# So if use quotes to enclose the file name, ls command won't find it, and must
# put the file name outside of the quotes. So 4 arguments are needed.
function cpPCoIPLog()
{
   local cmpLogDir="$1"
   local cmpLogGlob="$2"
   local destViewLogFile="$3"
   local destTargetDir="$4"
   # In one connection, there are maybe more than one PCoIP/mks
   # logs and all should be collected. Use the most recently
   # view log's first line to get the view log's create time,
   # and then compare it with the mtime of
   # PCoIP/mks log, if PCoIP/mks is newer, just collect it.

   local destViewLogTime=$(date -d "$(head -n 1 "$destViewLogFile" | sed -e 's/: vmware-view|.*//')" "+%s")
   for logFile in $(ls -t "$cmpLogDir"/$cmpLogGlob 2>/dev/null) ; do
       local cmpLogTime=$(stat -c %Y "$logFile")
       if [ $cmpLogTime -lt $destViewLogTime ] ; then
           return
       fi
       if ! cp "$logFile" "$destTargetDir" ; then
           printError "Unable to copy log file $logFile to $destTargetDir."
           exit 1
       fi
   done
}

target="$DEFAULT_TARGET"
username="$USER"

while [ $# -ne 0 ]; do
   arg=$1
   shift
   case $arg in
   --help)
      Usage
      exit
      ;;
   -u|--user)
      username="$1"
      shift
      ;;
   --)
      target="$@"
      shift $#
      ;;
   *)
      if [ ${arg:0:1} == '-' ] ; then
         printError "Unknown argument: $arg."
         exit 1
      else
         target="$arg"
      fi
      ;;
   esac
done

logDirectory="/tmp/vmware-$username"

# Find the directory that logs are stored.
if [ ! -d "/tmp/vmware-$username/" ] ; then
   printError "The log directory $logDirectory does not exist."
   exit 1
fi

viewLogGlob="vmware-view-[0-9]*.log"
# Ensure at least one log file exits.
if ! ls "/tmp/vmware-$username"/$viewLogGlob &>/dev/null ; then
   printError "No log found in $logDirectory."
   exit 1
fi

# Find the most 'recent' log and zip it.
targetDirectory="${target%.tar.gz}"

# Create a temporary directory in which to work.
if ! tmpdir=$(mktemp -d) ; then
   printError "Failed to create temporary directory."
   exit 1
fi
if ! mkdir "$tmpdir/$targetDirectory" ; then
   printError "Failed to create $tmpdir/$targetDirectory."
   exit 1
fi

fileToCp=$(ls -t "$logDirectory"/$viewLogGlob | head -n 1)
if [ -z "$fileToCp" ] ; then
   printError "Unable to locate log file in $logDirectory."
   exit 1
fi
if ! cp "$fileToCp" "$tmpdir/$targetDirectory" ; then
   printError "Unable to copy log file $fileToCp to $tmpdir/$targetDirectory."
   exit 1
fi

viewLogFile=$fileToCp

# Move PCoIP logs to the temp directory
pcoipLogDir="/tmp/teradici-$username"
pcoipLogGlob="pcoip_client_*.txt*"
mksLogGlob="mks-[0-9]*.log"

# Copy the mks logs
cpPCoIPLog "$logDirectory" "$mksLogGlob" "$viewLogFile" "$tmpdir/$targetDirectory"

# Copy the pcoip_client logs
cpPCoIPLog "$pcoipLogDir" "$pcoipLogGlob" "$viewLogFile" "$tmpdir/$targetDirectory"

# Move into the temp directory to prevent tar from prepending the
# temp directory on the target directory.
pushd "$tmpdir" >/dev/null
tar czf "$target" "$targetDirectory"
tarResult="$?"
popd >/dev/null
if [ "$tarResult" -eq 0 ] ; then
   mv "$tmpdir/$target" .
else
   printError "Unable to make $target."
fi

rm -rf "$tmpdir"
exit 0