source: other-projects/the-macronizer/trunk/src/scripts-and-sql/macronLogToDB.bash.in@ 32755

#! /bin/bash


###################################

# Set email_address only if you have permissions to run the mail client
# on your linux box
email_address=TYPE_NOTIFICATION_EMAIL


[email protected]_folder@ #macronizer/web/classes (containing util.MacroniserLogFileProcessor)
[email protected]@ #macronizer/web/logs
[email protected]@/processed #/macronizer/logproc/processed
[email protected]@/reprocess #/macronizer/logproc/reprocess
[email protected]@/macronLogToDB.err #/macronizer/logproc/macronLogToDB.err
[email protected]@ #macronizer/web/WEB-INF/lib
[email protected]@ #why doesn't @logfileproc.dir@ or /macronizer/web/WEB-INF/classes work? and only the basedir of the Macronizer?

echo ""
echo "In script $0 to process macron.log.* files"
echo "  Note that any logfile named exactly 'macron.log' (instead of matching macron.log.*) will not be processed"

# get rid of any old error files
if [ -e $errfile ] ; then
    rm $errfile
fi

if [ ! -d $macronlogs_folder ] ; then
    echo "$macronlogs_folder does not exist. Terminating script $0." >> $errfile
fi

# create these directories iff they don't exist
mkdir -p $processed_folder
mkdir -p $reprocess_folder


# "Bash does carry out filename expansion [1] -- a process known as globbing"
# https://www.tldp.org/LDP/abs/html/globbingref.html
# May be important: https://unix.stackexchange.com/questions/264926/is-it-a-sane-approach-to-back-up-the-ifs-variable
IFS="$(printf '\n\t')"   # Remove space.

#  Correct glob use:
#  Always use for-loop, prefix glob, check if exists file.
for logfile in $macronlogs_folder/macron.log.* ; do         # Use ./* ... NEVER bare * [EDIT: if in current folder?]
    if [ -e "$logfile" ] ; then   # Check whether file exists.
      echo "****** processing $logfile"      

      # https://askubuntu.com/questions/625224/how-to-redirect-stderr-to-a-file

      echo "Running command:"
      echo "   java -cp \".:$mysqlprops_folder:$exec_folder:$jars_folder/mysql-connector-java-8.0.14.jar:$mysqlprops_folder\" util.MacroniserLogFileProcessor $logfile"
      echo ""
      java -cp ".:$mysqlprops_folder:$exec_folder:$jars_folder/mysql-connector-java-8.0.14.jar" util.MacroniserLogFileProcessor $logfile
      
      # The above returns 0 on success, -1 on failure
      # if 0, then move $logfile to processed_folder
      # and if -1, move to reprocess_folder
      # https://askubuntu.com/questions/324423/how-to-access-the-last-return-value-in-bash
      # https://www.tldp.org/LDP/abs/html/comparison-ops.html
      result=$?
      if [ "$result" -eq "0" ]; then
      echo "Done processing $logfile, moving to $processed_folder"
      mv $logfile "$processed_folder/."
      else
      echo "Need to reprocess $logfile, moving to $reprocess_folder" >> $errfile
      mv $logfile "$reprocess_folder/."
      fi
  fi
done

echo "Finished processing macron.log.* files in $macronlogs_folder"
echo ""

# if email address provided, attempt to send email there
if [ "$email_address" != "TYPE_NOTIFICATION_EMAIL" ]; then
    
    # If error file exists and has non-zero size, send email
    # https://stackoverflow.com/questions/30080997/if-file-is-exists-and-is-not-empty-always-gives-me-the-false-value
    
    if [ -s $errfile ] ; then    
    # send email with contents of error file
    echo "cat $errfile | mail -s 'Macron.log to DB cron failure output' $email_address"
    # TODO: uncomment on a machine that's allowed to email
    cat $errfile | mail -s 'Macron.log to DB cron failure output' $email_address       
    
    echo "Supposed to have sent MAIL by now to $email_address"
    fi
fi