X-Git-Url: https://zdv2.bktei.com/gitweb/EVA-2020-02.git/blobdiff_plain/a7b4a273f64d0aafc939d2e31fe67fce03123845..f17265fdc429b2fa2d42d5fe687d671a1b7a731e:/exec/bkgpslog diff --git a/exec/bkgpslog b/exec/bkgpslog index 723960f..69401ee 100755 --- a/exec/bkgpslog +++ b/exec/bkgpslog @@ -6,7 +6,7 @@ #==BEGIN Define script parameters== ## Logging Behavior parameters -BUFFER_TTL="60"; # time between file writes +BUFFER_TTL="300"; # time between file writes SCRIPT_TTL="day"; # (day|hour) #### TZ="UTC"; export TZ; # Default time zone; overridden by '--time-zone=[str]' option DIR_TMP_DEFAULT="/dev/shm"; # Default parent of working directory @@ -14,7 +14,7 @@ DIR_TMP_DEFAULT="/dev/shm"; # Default parent of working directory SCRIPT_TIME_START=$(date +%Y%m%dT%H%M%S.%N); PATH="$HOME/.local/bin:$PATH"; # Add "$(systemd-path user-binaries)" path in case apps saved there SCRIPT_HOSTNAME=$(hostname); # Save hostname of system running this script. -SCRIPT_VERSION="0.2.2"; # Define version of script. +SCRIPT_VERSION="0.3.9"; # Define version of script. SCRIPT_NAME="bkgpslog"; # Define basename of script file. SCRIPT_URL="https://gitlab.com/baltakatei/ninfacyzga-01"; # Define wesite hosting this script. AGE_VERSION="1.0.0-beta2"; # Define version of age (encryption program) @@ -334,20 +334,64 @@ timeUntilNextHour(){ } # Report seconds until next hour dateTimeShort(){ # Desc: Timestamp without separators (YYYYmmddTHHMMSS+zzzz) - # Usage: dateTimeShort + # Usage: dateTimeShort ([str date]) + # Version 1.1.0 + # Input: arg1: 'date'-parsable timestamp string (optional) # Output: stdout: timestamp (ISO-8601, no separators) + # Depends: yell local TIME_CURRENT TIME_CURRENT_SHORT + + argTime="$1"; + # Get Current Time TIME_CURRENT="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second. - TIME_CURRENT_SHORT="$(date -d "$TIME_CURRENT" +%Y%m%dT%H%M%S%z)"; # Produce separator-less current timestamp with resolution 1 second. + # Decide to parse current or supplied date + ## Check if time argument empty + if [[ -z "$argTime" ]]; then + ## T: Time argument empty, use current time + TIME_INPUT="$TIME_CURRENT"; + else + ## F: Time argument exists, validate time + if date --date="$argTime" 1>/dev/null 2>&1; then + ### T: Time argument is valid; use it + TIME_INPUT="$argTime"; + else + ### F: Time argument not valid; exit + yell "ERROR:Invalid time argument supplied. Exiting."; exit 1; + fi + fi + # Construct and deliver separator-les date string + TIME_CURRENT_SHORT="$(date -d "$TIME_INPUT" +%Y%m%dT%H%M%S%z)"; echo "$TIME_CURRENT_SHORT"; } # Get YYYYmmddTHHMMSS±zzzz dateShort(){ # Desc: Date without separators (YYYYmmdd) - # Usage: dateShort + # Usage: dateShort ([str date]) + # Version: 1.1.0 + # Input: arg1: 'date'-parsable timestamp string (optional) # Output: stdout: date (ISO-8601, no separators) + # Depends: yell local TIME_CURRENT DATE_CURRENT_SHORT + + argTime="$1"; + # Get Current Time TIME_CURRENT="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second. - DATE_CURRENT_SHORT="$(date -d "$TIME_CURRENT" +%Y%m%d)"; # Produce separator-less current date with resolution 1 day. + # Decide to parse current or supplied date + ## Check if time argument empty + if [[ -z "$argTime" ]]; then + ## T: Time argument empty, use current time + TIME_INPUT="$TIME_CURRENT"; + else + ## F: Time argument exists, validate time + if date --date="$argTime" 1>/dev/null 2>&1; then + ### T: Time argument is valid; use it + TIME_INPUT="$argTime"; + else + ### F: Time argument not valid; exit + yell "ERROR:Invalid time argument supplied. Exiting."; exit 1; + fi + fi + # Construct and deliver separator-les date string + DATE_CURRENT_SHORT="$(date -d "$TIME_INPUT" +%Y%m%d)"; # Produce separator-less current date with resolution 1 day. echo "$DATE_CURRENT_SHORT"; } # Get YYYYmmdd timeDuration(){ @@ -669,7 +713,8 @@ checkMakeTar() { } # checks if arg1 is tar; creates one otherwise appendArgTar(){ # Desc: Writes first argument to temporary file with arguments as options, then appends file to tar - # Usage: writeArg "$(echo "Data to be written.")" [name of file to be inserted] [tar path] [temp dir] ([cmd1] [cmd2] [cmd3] [cmd4]...) + # Usage: appendArgTar "$(echo "Data to be written.")" [name of file to be inserted] [tar path] [temp dir] ([cmd1] [cmd2] [cmd3] [cmd4]...) + # Version: 1.0.3 # Input: arg1: data to be written # arg2: file name of file to be inserted into tar # arg3: tar archive path (must exist first) @@ -681,10 +726,11 @@ appendArgTar(){ # appendArgTar "$(cat /tmp/largefile2.gpg)" "largefile2" $HOME/archive.tar /tmp "gpg --decrypt" & # appendArgTar "$(cat /tmp/largefile3.gpg)" "largefile3" $HOME/archive.tar /tmp "gpg --decrypt" & # Depends: bash 5 + # Ref/Attrib: Using 'eval' to construct command strings https://askubuntu.com/a/476533 # Save function name - local FN="${FUNCNAME[0]}" - yell "DEBUG:STATUS:$FN:Finished appendArgTar()." + local FN="${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 @@ -701,21 +747,114 @@ appendArgTar(){ 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:$TMP_DIR" + # Input command + CMD0="echo \"\$1\"" + + # # Debug + # yell "DEBUG:STATUS:$FN:CMD0:$CMD0" + # yell "DEBUG:STATUS:$FN:CMD1:$CMD1" + # yell "DEBUG:STATUS:$FN:CMD2:$CMD2" + # yell "DEBUG:STATUS:$FN:CMD3:$CMD3" + # yell "DEBUG:STATUS:$FN:CMD4:$CMD4" + # yell "DEBUG:STATUS:$FN:FILENAME:$FILENAME" + # yell "DEBUG:STATUS:$FN:TAR_PATH:$TAR_PATH" + # yell "DEBUG:STATUS:$FN:TMP_DIR:$TMP_DIR" + # Write to temporary working dir - echo "$1" | $CMD1 | $CMD2 | $CMD3 | $CMD4 > "$TMP_DIR"/"$FILENAME"; + eval "$CMD0"" | ""$CMD1"" | ""$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()." + #yell "DEBUG:STATUS:$FN:Finished appendArgTar()." } # Append Bash var to file appended to Tar archive +appendFileTar(){ + # Desc: Processes first file and then appends to tar + # Usage: appendFileTar [file path] [name of file to be inserted] [tar path] [temp dir] ([cmd1] [cmd2] [cmd3] [cmd4]...) + # Version: 1.0.2 + # Input: arg1: path of file to be (processed and) written + # arg2: name to use for file 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 + # appendFileTar /tmp/largefile1.gpg "largefile1" $HOME/archive.tar /tmp "gpg --decrypt" & + # appendFileTar /tmp/largefile2.gpg "largefile2" $HOME/archive.tar /tmp "gpg --decrypt" & + # appendFileTar /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 appendFileTar()." + + # 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="$8"; else CMD4="tee /dev/null "; fi # command string 4 + + # Input command string + CMD0="cat \"\$1\"" + + # # Debug + # yell "DEBUG:STATUS:$FN:CMD0:$CMD0" + # yell "DEBUG:STATUS:$FN:CMD1:$CMD1" + # yell "DEBUG:STATUS:$FN:CMD2:$CMD2" + # yell "DEBUG:STATUS:$FN:CMD3:$CMD3" + # yell "DEBUG:STATUS:$FN:CMD4:$CMD4" + # yell "DEBUG:STATUS:$FN:FILENAME:$FILENAME" + # yell "DEBUG:STATUS:$FN:TAR_PATH:$TAR_PATH" + # yell "DEBUG:STATUS:$FN:TMP_DIR:$TMP_DIR" + + # Write to temporary working dir + eval "$CMD0 | $CMD1 | $CMD2 | $CMD3 | $CMD4" > "$TMP_DIR"/"$FILENAME"; + + # Append to tar + try tar --append --directory="$TMP_DIR" --file="$TAR_PATH" "$FILENAME"; + #yell "DEBUG:STATUS:$FN:Finished appendFileTar()." +} # Append file to Tar archive +validateInput() { + # Desc: Validates Input + # Usage: validateInput [str input] [str input type] + # Version: 0.2.1 + # Input: arg1: string to validate + # arg2: string specifying input type (ex:"ssh_pubkey") + # Output: return code 0: if input string matched specified string type + # Depends: bash 5, yell + + # Save function name + local FN="${FUNCNAME[0]}"; + + # Process arguments + argInput="$1"; + argType="$2"; + if [[ $# -gt 2 ]]; then yell "ERROR:$0:$FN:Too many arguments."; exit 1; fi; + + # Check for blank + if [[ -z "$argInput" ]]; then return 1; fi + + # Define input types + ## ssh_pubkey + ### Check for alnum/dash base64 (ex: "ssh-rsa AAAAB3NzaC1yc2EAAA") + if [[ "$argType" = "ssh_pubkey" ]]; then + if [[ "$argInput" =~ ^[[:alnum:]-]*[\ ]*[[:alnum:]+/=]*$ ]]; then + return 0; fi; fi; + + ## age_pubkey + ### Check for age1[:bech32:] + if [[ "$argType" = "age_pubkey" ]]; then + if [[ "$argInput" =~ ^age1[qpzry9x8gf2tvdw0s3jn54khce6mua7l]*$ ]]; then + return 0; fi; fi + + # Return error if no condition matched. + return 1; +} # Validates strings magicWriteVersion() { # Desc: Appends time-stamped VERSION to PATHOUT_TAR # Usage: magicWriteVersion @@ -731,17 +870,17 @@ magicWriteVersion() { # Gather VERSION data in CONTENT_VERSION CONTENT_VERSION="SCRIPT_VERSION=$SCRIPT_VERSION"; - #CONTENT_VERSION="$CONTENT_VERSION""\n"; - CONTENT_VERSION="$CONTENT_VERSION""\n""SCRIPT_NAME=$SCRIPT_NAME"; - CONTENT_VERSION="$CONTENT_VERSION""\n""SCRIPT_URL=$SCRIPT_URL"; - CONTENT_VERSION="$CONTENT_VERSION""\n""AGE_VERSION=$AGE_VERSION"; - CONTENT_VERSION="$CONTENT_VERSION""\n""AGE_URL=$AGE_URL"; - CONTENT_VERSION="$CONTENT_VERSION""\n""DATE=$(date --iso-8601=seconds)"; - CONTENT_VERSION="$CONTENT_VERSION""\n""HOSTNAME=$SCRIPT_HOSTNAME"; + #CONTENT_VERSION="$CONTENT_VERSION""\\n"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""SCRIPT_NAME=$SCRIPT_NAME"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""SCRIPT_URL=$SCRIPT_URL"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""AGE_VERSION=$AGE_VERSION"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""AGE_URL=$AGE_URL"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""DATE=$(date --iso-8601=seconds)"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""HOSTNAME=$SCRIPT_HOSTNAME"; ## Add list of recipient pubkeys for pubkey in "${recPubKeysValid[@]}"; do ((pubKeyIndex++)) - CONTENT_VERSION="$CONTENT_VERSION""\n""PUBKEY_$pubKeyIndex=$pubkey"; + CONTENT_VERSION="$CONTENT_VERSION""\\n""PUBKEY_$pubKeyIndex=$pubkey"; done ## Process newline escapes CONTENT_VERSION="$(echo -e "$CONTENT_VERSION")" @@ -750,27 +889,54 @@ magicWriteVersion() { appendArgTar "$CONTENT_VERSION" "$FILEOUT_VERSION" "$PATHOUT_TAR" "$DIR_TMP"; } # bkgpslog: write version data to PATHOUT_TAR via appendArgTar() -magicWriteBuffer() { +magicGatherWriteBuffer() { # 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 + # Inputs: PATHOUT_TAR FILEOUT_{NMEA,GPX,KML} CMD_CONV_{NMEA,GPX,KML} CMD_{COMPRESS,ENCRYPT} DIR_TMP, + # Inputs: BUFFER_TTL bufferTTL_STR SCRIPT_HOSTNAME CMD_COMPRESS_SUFFIX CMD_ENCRYPT_SUFFIX # Depends: yell, try, vbm, appendArgTar, tar local FN="${FUNCNAME[0]}"; wait; # Wait to avoid collision with older magicWriteBuffer() instances (see https://www.tldp.org/LDP/abs/html/x9644.html ) + # Create buffer file with unique name + PATHOUT_BUFFER="$DIR_TMP/buffer$SECONDS"; + # Fill buffer + timeout "$BUFFER_TTL"s gpspipe -r -o "$PATHOUT_BUFFER" ; + timeBufferStart="$(dateTimeShort "$(date --date="$BUFFER_TTL seconds ago")")"; # Note start time vbm "DEBUG:STATUS:$FN:Started magicWriteBuffer()."; - + # Determine file paths (time is start of buffer period) + FILEOUT_BASENAME="$timeBufferStart""--""$bufferTTL_STR""..""$SCRIPT_HOSTNAME""_location" && vbm "STATUS:Set FILEOUT_BASENAME to:$FILEOUT_BASENAME"; + ## Files saved to DIR_TMP + FILEOUT_NMEA="$FILEOUT_BASENAME".nmea"$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX" && vbm "STATUS:Set FILEOUT_NMEA to:$FILEOUT_NMEA"; + FILEOUT_GPX="$FILEOUT_BASENAME".gpx"$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX" && vbm "STATUS:Set FILEOUT_GPX to:$FILEOUT_GPX"; + FILEOUT_KML="$FILEOUT_BASENAME".kml"$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX" && vbm "STATUS:Set FILEOUT_KML to:$FILEOUT_KML"; + PATHOUT_NMEA="$DIR_TMP"/"$FILEOUT_NMEA" && vbm "STATUS:Set PATHOUT_NMEA to:$PATHOUT_NMEA"; + PATHOUT_GPX="$DIR_TMP"/"$FILEOUT_GPX" && vbm "STATUS:Set PATHOUT_GPX to:$PATHOUT_GPX"; + PATHOUT_KML="$DIR_TMP"/"$FILEOUT_KML" && vbm "STATUS:Set PATHOUT_KML to:$PATHOUT_KML"; + ## Files saved to disk (DIR_OUT) + ### one file per day (Ex: "20200731..hostname_location.[.gpx.gz].tar") + PATHOUT_TAR="$DIR_OUT"/"$(dateShort "$(date --date="$BUFFER_TTL seconds ago")")".."$SCRIPT_HOSTNAME""_location""$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX".tar && \ + vbm "STATUS:Set PATHOUT_TAR to:$PATHOUT_TAR"; + # DEBUG: check vars + vbm "STATUS:DIR_TMP :$DIR_TMP"; + vbm "STATUS:PATHOUT_TAR :$PATHOUT_TAR"; + vbm "STATUS:PATHOUT_NMEA:$PATHOUT_NMEA"; + vbm "STATUS:PATHOUT_GPX:$PATHOUT_GPX"; + vbm "STATUS:PATHOUT_KML:$PATHOUT_KML"; + + # Validate PATHOUT_TAR as tar. checkMakeTar "$PATHOUT_TAR"; ## Add VERSION file if checkMakeTar had to create a tar (exited 1) or replace one (exited 2) if [[ $? -eq 1 ]] || [[ $? -eq 2 ]]; then magicWriteVersion; fi # Write bufferBash to PATHOUT_TAR - appendArgTar "$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 + appendFileTar "$PATHOUT_BUFFER" "$FILEOUT_NMEA" "$PATHOUT_TAR" "$DIR_TMP" "$CMD_CONV_NMEA" "$CMD_COMPRESS" "$CMD_ENCRYPT"; # Write NMEA data + appendFileTar "$PATHOUT_BUFFER" "$FILEOUT_GPX" "$PATHOUT_TAR" "$DIR_TMP" "$CMD_CONV_GPX" "$CMD_COMPRESS" "$CMD_ENCRYPT"; # Write GPX file + appendFileTar "$PATHOUT_BUFFER" "$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:$FN:Finished magicWriteBuffer()."; -} # bkgpslog write function + rm "$PATHOUT_BUFFER" "$PATHOUT_NMEA" "$PATHOUT_GPX" "$PATHOUT_KML"; + vbm "DEBUG:STATUS:$FN:Finished magicWriteBuffer()."; +} # write buffer to disk main() { processArguments "$@" # Process arguments. @@ -804,10 +970,11 @@ main() { if [[ "$OPTION_ENCRYPT" = "true" ]]; then # Check if encryption option active. if checkapp age; then # Check that age is available. for pubkey in "${recPubKeys[@]}"; do # Validate recipient pubkey strings by forming test message - vbm "DEBUG:Testing pubkey string:$pubkey" - if echo "butts" | age -a -r "$pubkey" 1>/dev/null; then + vbm "DEBUG:Testing pubkey string:$pubkey"; + if echo "butts" | age -a -r "$pubkey" 1>/dev/null && + ( validateInput "$pubkey" "ssh_pubkey" || validateInput "$pubkey" "age_pubkey"); then #### Form age recipient string - recipients="$recipients""-r $pubkey "; + recipients="$recipients""-r '$pubkey' "; vbm "STATUS:Added pubkey for forming age recipient string:""$pubkey"; vbm "DEBUG:recipients:""$recipients"; #### Add validated pubkey to recPubKeysValid array @@ -819,26 +986,26 @@ main() { vbm "DEBUG:Finished processing recPubKeys array"; ## Form age command string - CMD_ENCRYPT="age ""$recipients "; - CMD_ENCRYPT_SUFFIX=".age"; + CMD_ENCRYPT="age ""$recipients " && vbm "CMD_ENCRYPT:$CMD_ENCRYPT"; + CMD_ENCRYPT_SUFFIX=".age" && vbm "CMD_ENCRYPT_SUFFIX:$CMD_ENCRYPT_SUFFIX"; else yell "ERROR:Encryption enabled but \"age\" not found. Exiting."; exit 1; fi else - CMD_ENCRYPT="tee /dev/null "; - CMD_ENCRYPT_SUFFIX=""; + CMD_ENCRYPT="tee /dev/null " && vbm "CMD_ENCRYPT:$CMD_ENCRYPT"; + CMD_ENCRYPT_SUFFIX="" && vbm "CMD_ENCRYPT_SUFFIX:$CMD_ENCRYPT_SUFFIX"; vbm "DEBUG:Encryption not enabled." fi if [[ "$OPTION_COMPRESS" = "true" ]]; then # Check if compression option active if checkapp gzip; then # Check if gzip available - CMD_COMPRESS="gzip "; - CMD_COMPRESS_SUFFIX=".gz"; + CMD_COMPRESS="gzip " && vbm "CMD_COMPRESS:$CMD_COMPRESS"; + CMD_COMPRESS_SUFFIX=".gz" && vbm "CMD_COMPRESS_SUFFIX:$CMD_COMPRESS_SUFFIX"; else yell "ERROR:Compression enabled but \"gzip\" not found. Exiting."; exit 1; fi else - CMD_COMPRESS="tee /dev/null "; - CMD_COMPRESS_SUFFIX=""; + CMD_COMPRESS="tee /dev/null " && vbm "CMD_COMPRESS:$CMD_COMPRESS"; + CMD_COMPRESS_SUFFIX="" && vbm "CMD_COMPRESS_SUFFIX:$CMD_COMPRESS_SUFFIX"; vbm "DEBUG:Compression not enabled."; fi @@ -864,47 +1031,20 @@ main() { checkMakeTar "$PATHOUT_TAR" && vbm "DEBUG:Confirmed or Created to be a tar:$PATHOUT_TAR"; ## Append VERSION file to PATHOUT_TAR magicWriteVersion; - - # Record gps data until script lifespan ends - declare debugCounter; debugCounter="0"; # set debug counter + + # Define GPS conversion commands + CMD_CONV_NMEA="tee /dev/null " && vbm "STATUS:Set CMD_CONV_NMEA to:$CMD_CONV_NMEA"; # tee as passthrough + CMD_CONV_GPX="gpsbabel -i nmea -f - -o gpx -F - " && vbm "STATUS:Set CMD_CONV_GPX to:$CMD_CONV_GPX"; # convert NMEA to GPX + CMD_CONV_KML="gpsbabel -i nmea -f - -o kml -F - " && vbm "STATUS:Set CMD_CONV_KML to:$CMD_CONV_KML"; # convert NMEA to KML + + # MAIN LOOP:Record gps data until script lifespan ends while [[ "$SECONDS" -lt "$scriptTTL" ]]; do - timeBufferStart="$(dateTimeShort)"; # Note start time - # Determine file paths (time is start of buffer period) - FILEOUT_BASENAME="$timeBufferStart""--""$bufferTTL_STR""..""$SCRIPT_HOSTNAME""_location" && vbm "STATUS:Set FILEOUT_BASENAME to:$FILEOUT_BASENAME"; - ## Files saved to DIR_TMP - FILEOUT_NMEA="$FILEOUT_BASENAME".nmea"$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX" && vbm "STATUS:Set FILEOUT_NMEA to:$FILEOUT_NMEA"; - FILEOUT_GPX="$FILEOUT_BASENAME".gpx"$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX" && vbm "STATUS:Set FILEOUT_GPX to:$FILEOUT_GPX"; - FILEOUT_KML="$FILEOUT_BASENAME".kml"$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX" && vbm "STATUS:Set FILEOUT_KML to:$FILEOUT_KML"; - PATHOUT_NMEA="$DIR_TMP"/"$FILEOUT_NMEA" && vbm "STATUS:Set PATHOUT_NMEA to:$PATHOUT_NMEA"; - PATHOUT_GPX="$DIR_TMP"/"$FILEOUT_GPX" && vbm "STATUS:Set PATHOUT_GPX to:$PATHOUT_GPX"; - PATHOUT_KML="$DIR_TMP"/"$FILEOUT_KML" && vbm "STATUS:Set PATHOUT_KML to:$PATHOUT_KML"; - ## Files saved to disk (DIR_OUT) - ### one file per day (Ex: "20200731..hostname_location.[.gpx.gz].tar") - PATHOUT_TAR="$DIR_OUT"/"$(dateShort)".."$SCRIPT_HOSTNAME""_location""$CMD_COMPRESS_SUFFIX""$CMD_ENCRYPT_SUFFIX".tar && \ - vbm "STATUS:Set PATHOUT_TAR to:$PATHOUT_TAR"; - # Define GPS conversion commands - CMD_CONV_NMEA="tee /dev/null " && vbm "STATUS:Set CMD_CONV_NMEA to:$CMD_CONV_NMEA"; # tee as passthrough - CMD_CONV_GPX="gpsbabel -i nmea -f - -o gpx -F - " && vbm "STATUS:Set CMD_CONV_GPX to:$CMD_CONV_GPX"; # convert NMEA to GPX - CMD_CONV_KML="gpsbabel -i nmea -f - -o kml -F - " && vbm "STATUS:Set CMD_CONV_KML to:$CMD_CONV_KML"; # convert NMEA to KML - # Fill Bash variable buffer - bufferBash="$(timeout "$BUFFER_TTL""s" gpspipe -r)" && vbm "STATUS:Successfully filled bufferBash variable with gpspipe data."; # Record gpspipe nmea data to buffer for bufferTTL seconds - # Process bufferBash, save secured chunk set to DIR_TMP - vbm "STATUS:Beginning to save data to $DIR_TMP"; - magicWriteBuffer & - # Append each secured chunk in memory dir (DIR_TMP) to file on disk (PATHOUT_TAR in DIR_OUT) - vbm "STATUS:DIR_TMP :$DIR_TMP"; - vbm "STATUS:PATHOUT_TAR :$PATHOUT_TAR"; - vbm "STATUS:PATHOUT_NMEA:$PATHOUT_NMEA"; - vbm "STATUS:PATHOUT_GPX:$PATHOUT_GPX"; - vbm "STATUS:PATHOUT_KML:$PATHOUT_KML"; - - # Reset buffer and filenames - unset bufferBash FILEOUT_BASENAME PATHOUT_NMEA PATHOUT_GPX PATHOUT_KML PATHOUT_TAR timeBufferStart; - vbm "DEBUG:Completed buffer session $debugCounter ." 1>&2; - ((debugCounter++)) - done + magicGatherWriteBuffer & + sleep "$BUFFER_TTL"; + done - # Remove DIR_TMP + # Cleanup + ## Remove DIR_TMP try rm -r "$DIR_TMP"; vbm "STATUS:Main function finished.";