+ if [ "$appMissing" = "true" ]; then # Only indicate if an app is missing.
+ echo "$missingApps" 1>&2;
+ fi
+ #===END Display Missing Apps===
+
+ #===BEGIN Display Missing Files===
+ missingFiles="Missing files:"
+ #for key in "${!fileRollCall[@]}"; do echo "DEBUG:$key => ${fileRollCall[$key]}"; done
+ for key in "${!fileRollCall[@]}"; do
+ value="${fileRollCall[$key]}"
+ if [ "$value" = "false" ]; then
+ #echo "DEBUG:Missing files: $key => $value";
+ missingFiles="$missingFiles""$key "
+ fileMissing="true"
+ fi
+ done
+ if [ "$fileMissing" = "true" ]; then # Only indicate if an app is missing.
+ echo "$missingFiles" 1>&2;
+ fi
+ #===END Display Missing Files===
+
+ #===BEGIN Display Missing Directories===
+ missingDirs="Missing dirs:"
+ #for key in "${!dirRollCall[@]}"; do echo "DEBUG:$key => ${dirRollCall[$key]}"; done
+ for key in "${!dirRollCall[@]}"; do
+ value="${dirRollCall[$key]}"
+ if [ "$value" = "false" ]; then
+ #echo "DEBUG:Missing dirs: $key => $value";
+ missingDirs="$missingDirs""$key "
+ dirMissing="true"
+ fi
+ done
+ if [ "$dirMissing" = "true" ]; then # Only indicate if an dir is missing.
+ echo "$missingDirs" 1>&2;
+ fi
+ #===END Display Missing Directories===
+
+ #==END Display errors==
+} # Display missing apps, files, dirs
+setScriptTTL() {
+ #Desc: Sets script TTL
+ #Usage: setScriptTTL arg1
+ #Input: arg1: "day" or "hour"
+ #Output: scriptTTL
+ #Depends: timeUntilNextHour or timeUntilNextDay
+ local ARG1
+ ARG1="$1"
+ if [[ "$ARG1" = "day" ]]; then
+ # Set script lifespan to end at start of next day
+ if ! scriptTTL="$(timeUntilNextDay)"; then
+ if [[ "$scriptTTL" -eq 0 ]]; then
+ ((scriptTTL++)); # Add 1 because 0 would cause 'timeout' to never timeout.
+ else
+ yell "ERROR: timeUntilNextDay exit code $?"; exit 1;
+ fi;
+ fi;
+ elif [[ "$ARG1" = "hour" ]]; then
+ # Set script lifespan to end at start of next hour
+ if ! scriptTTL="$(timeUntilNextHour)"; then
+ if [[ "$scriptTTL" -eq 0 ]]; then
+ ((scriptTTL++)); # Add 1 because 0 would cause 'timeout' to never timeout.
+ else
+ yell "ERROR: timeUntilNextHour exit code $?"; exit 1;
+ fi;
+ fi;
+ else
+ yell "ERROR:Invalid argument for setScriptTTL function."; exit 1;
+ fi
+} # Seconds until next (day|hour).
+checkMakeTar() {
+ # Desc: Checks that a valid tar archive exists, creates one otherwise
+ # Usage: checkMakeTar [ path ]
+ # Input: arg1: path of tar archive
+ # Output: exit code 0 (even if tar had to be created)
+ # Depends: try, tar, date
+ local PATH_TAR="$1"
+
+ # Check if file is a valid tar archive
+ if tar --list --file="$PATH_TAR" 1>/dev/null 2>&1; then
+ ## T1: return success
+ return 0;
+ else
+ ## F1: Check if file exists
+ if [[ -f "$PATH_TAR" ]]; then
+ ### T: Rename file
+ try mv "$PATH_TAR" "$PATH_TAR""--broken--""$(date +%Y%m%dT%H%M%S)";
+ else
+ ### F: -
+ :
+ fi
+ ## F2: Create tar archive, return 0
+ try tar --create --file="$PATH_TAR" --files-from=/dev/null;
+ return 0;
+ fi
+} # checks if arg1 is tar; creates one otherwise
+appendArgTar(){
+ # Desc: Writes first argument to temporary file with arguments as options, then appends file to tar
+ # Usage: writeArg "$(echo "Data to be written.")" [name of file to be inserted] [tar path] [temp dir] ([cmd1] [cmd2] [cmd3] [cmd4]...)
+ # Input: arg1: data to be written
+ # arg2: file name of file to be inserted into tar
+ # arg3: tar archive path (must exist first)
+ # arg4: temporary working dir
+ # arg5+: command strings (ex: "gpsbabel -i nmea -f - -o kml -F - ")
+ # Output: file written to disk
+ # Example: decrypt multiple large files in parallel
+ # appendArgTar "$(cat /tmp/largefile1.gpg)" "largefile1" $HOME/archive.tar /tmp "gpg --decrypt" &
+ # appendArgTar "$(cat /tmp/largefile2.gpg)" "largefile2" $HOME/archive.tar /tmp "gpg --decrypt" &
+ # appendArgTar "$(cat /tmp/largefile3.gpg)" "largefile3" $HOME/archive.tar /tmp "gpg --decrypt" &
+ # Depends: bash 5
+
+ # Save function name
+ local FN="${FUNCNAME[0]}"
+ yell "DEBUG:STATUS:$FN:Finished appendArgTar()."
+
+ # Set file name
+ if ! [ -z "$2" ]; then FILENAME="$2"; else yell "ERROR:$FN:Not enough arguments."; exit 1; fi
+
+ # Check tar path is a file
+ if [ -f "$3" ]; then TAR_PATH="$3"; else yell "ERROR:$FN:Tar archive arg not a file."; exit 1; fi
+
+ # Check temp dir arg
+ if ! [ -z "$4" ]; then TMP_DIR="$4"; else yell "ERROR:$FN:No temporary working dir set."; exit 1; fi
+
+ # Set command strings
+ if ! [ -z "$5" ]; then CMD1="$5"; else CMD1="tee /dev/null "; fi # command string 1
+ if ! [ -z "$6" ]; then CMD2="$6"; else CMD2="tee /dev/null "; fi # command string 2
+ if ! [ -z "$7" ]; then CMD3="$7"; else CMD3="tee /dev/null "; fi # command string 3
+ if ! [ -z "$8" ]; then CMD4="$8"; else CMD4="tee /dev/null "; fi # command string 4
+
+ # Debug
+ yell "STATUS:$FN:CMD1:$CMD1"
+ yell "STATUS:$FN:CMD2:$CMD2"
+ yell "STATUS:$FN:CMD3:$CMD3"
+ yell "STATUS:$FN:CMD4:$CMD4"
+ yell "STATUS:$FN:FILENAME:$FILENAME"
+ yell "STATUS:$FN:TAR_PATH:$TAR_PATH"
+ yell "STATUS:$FN:TMP_DIR:$TMP_DIR"
+ # Write to temporary working dir
+ echo "$1" | $CMD1 | $CMD2 | $CMD3 | $CMD4 > "$TMP_DIR"/"$FILENAME";
+
+ # Append to tar
+ try tar --append --directory="$TMP_DIR" --file="$TAR_PATH" "$FILENAME";
+ yell "DEBUG:STATUS:$FN:Finished appendArgTar()."
+} # Append Bash var to file appended to Tar archive
+magicWriteBuffer() {
+ # Desc: bkgpslog-specific meta function for writing data to DIR_TMP then appending each file to PATHOUT_TAR
+ # Inputs: PATHOUT_TAR FILEOUT_{NMEA,GPX,KML} CMD_CONV_{NMEA,GPX,KML} CMD_{COMPRESS,ENCRYPT} DIR_TMP
+ # Depends: yell, try, vbm, appendArgTar, tar
+ local FN="${FUNCNAME[0]}";
+ wait; # Wait to avoid collision with older magicWriteBuffer() instances (see https://www.tldp.org/LDP/abs/html/x9644.html )
+ vbm "DEBUG:STATUS:$FN:Started magicWriteBuffer().";
+
+ # Check that PATHOUT_TAR is a tar. Rename old and create empty one otherwise.
+ checkMakeTar "$PATHOUT_TAR"
+
+ # Write bufferBash to PATHOUT_TAR
+ appendArgTar "$bufferBash" "$FILEOUT_NMEA" "$PATHOUT_TAR" "$DIR_TMP" "$CMD_CONV_NMEA" "$CMD_COMPRESS" "$CMD_ENCRYPT"; # Write NMEA data
+ appendArgTar "$bufferBash" "$FILEOUT_GPX" "$PATHOUT_TAR" "$DIR_TMP" "$CMD_CONV_GPX" "$CMD_COMPRESS" "$CMD_ENCRYPT"; # Write GPX file
+ appendArgTar "$bufferBash" "$FILEOUT_KML" "$PATHOUT_TAR" "$DIR_TMP" "$CMD_CONV_KML" "$CMD_COMPRESS" "$CMD_ENCRYPT"; # Write KML file
+ # Remove secured chunks from DIR_TMP
+ try rm "$PATHOUT_NMEA" "$PATHOUT_GPX" "$PATHOUT_KML";
+ yell "DEBUG:STATUS:$FN:Finished magicWriteBuffer().";
+} # bkgpslog write function
+
+
+main() {
+ processArguments "$@" # Process arguments.