X-Git-Url: https://zdv2.bktei.com/gitweb/EVA-2020-02.git/blobdiff_plain/c5da633d49363b3736439dc94ed411b13975f1df..5d311809aac180b453b55ae3cdd2b872fb5b985e:/exec/bklog?ds=inline diff --git a/exec/bklog b/exec/bklog index 1f561db..af53431 100644 --- a/exec/bklog +++ b/exec/bklog @@ -11,7 +11,7 @@ dirTmpDefault="/dev/shm"; # Default parent of working directory # Script Metadata scriptName="bklog"; # Define basename of script file. -scriptVersion="0.1.2"; # Define version of script. +scriptVersion="0.1.8"; # Define version of script. scriptURL="https://gitlab.com/baltakatei/ninfacyzga-01"; # Define wesite hosting this script. scriptTimeStart="$(date +%Y%m%dT%H%M%S.%N)"; # YYYYmmddTHHMMSS.NNNNNNNNN scriptHostname=$(hostname); # Save hostname of system running this script. @@ -225,11 +225,182 @@ displayMissing() { #==END Display errors== } # Display missing apps, files, dirs + +appendFileTar(){ + # Desc: Appends [processed] file to tar + # Usage: appendFileTar [file path] [name of file to be inserted] [tar path] [temp dir] ([process cmd]) + # Version: 2.0.1 + # 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: (optional) command string to process file (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" $HOME/archive.tar /tmp "gpg --decrypt" & + # Depends: bash 5.0.3, tar 1.30, cat 8.30, yell() + local fn fileName tarPath tmpDir + + # Save function name + fn="${FUNCNAME[0]}"; + #yell "DEBUG:STATUS:$fn:Started 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 tarPath="$3"; else yell "ERROR:$fn:Tar archive arg not a file:$3"; exit 1; fi + # Check temp dir arg + if ! [ -z "$4" ]; then tmpDir="$4"; else yell "ERROR:$fn:No temporary working dir set."; exit 1; fi + # Set command strings + if ! [ -z "$5" ]; then cmd1="$5"; else cmd1="cat "; fi # command string + + # Input command string + cmd0="cat \"\$1\""; + + # Write to temporary working dir + eval "$cmd0 | $cmd1" > "$tmpDir"/"$fileName"; + + # Append to tar + try tar --append --directory="$tmpDir" --file="$tarPath" "$fileName"; + #yell "DEBUG:STATUS:$fn:Finished appendFileTar()." +} # Append [processed] file to Tar archive +checkAgePubkey() { + # Desc: Checks if string is an age-compatible pubkey + # Usage: checkAgePubkey [str pubkey] + # Version: 0.1.2 + # Input: arg1: string + # Output: return code 0: string is age-compatible pubkey + # return code 1: string is NOT an age-compatible pubkey + # age stderr (ex: there is stderr if invalid string provided) + # Depends: age (v0.1.0-beta2; https://github.com/FiloSottile/age/releases/tag/v1.0.0-beta2 ) + + argPubkey="$1"; + + if echo "test" | age -a -r "$argPubkey" 1>/dev/null; then + return 0; + else + return 1; + fi; +} # Check age pubkey +checkMakeTar() { + # Desc: Checks that a valid tar archive exists, creates one otherwise + # Usage: checkMakeTar [ path ] + # Version: 1.0.2 + # Input: arg1: path of tar archive + # Output: exit code 0 : tar readable + # exit code 1 : tar missing; created + # exit code 2 : tar not readable; moved; replaced + # Depends: bash 5, date 8, tar 1, try() + local pathTar returnFlag0 returnFlag1 returnFlag2 + pathTar="$1"; + + # Check if file is a valid tar archive + if tar --list --file="$pathTar" 1>/dev/null 2>&1; then + ## T1: return success + returnFlag0="tar valid"; + else + ## F1: Check if file exists + if [[ -f "$pathTar" ]]; then + ### T: Rename file + try mv "$pathTar" "$pathTar""--broken--""$(date +%Y%m%dT%H%M%S)" && \ + returnFlag1="tar moved"; + else + ### F: - + : + fi; + ## F2: Create tar archive, return 0 + try tar --create --file="$pathTar" --files-from=/dev/null && \ + returnFlag2="tar created"; + fi; + + # Determine function return code + if [[ "$returnFlag0" = "tar valid" ]]; then + return 0; + elif [[ "$returnFlag2" = "tar created" ]] && ! [[ "$returnFlag1" = "tar moved" ]]; then + return 1; # tar missing so created + elif [[ "$returnFlag2" = "tar created" ]] && [[ "$returnFlag1" = "tar moved" ]]; then + return 2; # tar not readable so moved; replaced + fi; +} # checks if arg1 is tar; creates one otherwise +dateShort(){ + # Desc: Date without separators (YYYYmmdd) + # Usage: dateShort ([str date]) + # Version: 1.1.2 + # Input: arg1: 'date'-parsable timestamp string (optional) + # Output: stdout: date (ISO-8601, no separators) + # Depends: bash 5.0.3, date 8.30, yell() + local argTime timeCurrent timeInput dateCurrentShort + + argTime="$1"; + # Get Current Time + timeCurrent="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second. + # Decide to parse current or supplied date + ## Check if time argument empty + if [[ -z "$argTime" ]]; then + ## T: Time argument empty, use current time + timeInput="$timeCurrent"; + else + ## F: Time argument exists, validate time + if date --date="$argTime" 1>/dev/null 2>&1; then + ### T: Time argument is valid; use it + timeInput="$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 + dateCurrentShort="$(date -d "$timeInput" +%Y%m%d)"; # Produce separator-less current date with resolution 1 day. + echo "$dateCurrentShort"; +} # Get YYYYmmdd +setTimeZoneEV(){ + # Desc: Set time zone environment variable TZ + # Usage: setTimeZoneEV arg1 + # Version 0.1.2 + # Input: arg1: 'date'-compatible timezone string (ex: "America/New_York") + # TZDIR env var (optional; default: "/usr/share/zoneinfo") + # Output: exports TZ + # exit code 0 on success + # exit code 1 on incorrect number of arguments + # exit code 2 if unable to validate arg1 + # Depends: yell(), printenv 8.30, bash 5.0.3 + # Tested on: Debian 10 + local tzDir returnState argTimeZone + + argTimeZone="$1" + if ! [[ $# -eq 1 ]]; then + yell "ERROR:Invalid argument count."; + return 1; + fi + + # Read TZDIR env var if available + if printenv TZDIR 1>/dev/null 2>&1; then + tzDir="$(printenv TZDIR)"; + else + tzDir="/usr/share/zoneinfo"; + fi + + # Validate TZ string + if ! [[ -f "$tzDir"/"$argTimeZone" ]]; then + yell "ERROR:Invalid time zone argument."; + return 2; + else + # Export ARG1 as TZ environment variable + TZ="$argTimeZone" && export TZ && returnState="true"; + fi + + # Determine function return code + if [ "$returnState" = "true" ]; then + return 0; + fi +} # Exports TZ environment variable showUsage() { cat <<'EOF' USAGE: cmd | bklog [ options ] - echoerr + OPTIONS: -h, --help Display help information. @@ -287,7 +458,7 @@ showUsage() { -B, --script-ttl [time element string] Specify custom script time-to-live in seconds (default: "day") Valid values: "day", "hour" - echoerr + EXAMPLE: (bash script lines) $ gpspipe -r | /bin/bash bklog -v -e -c -z "UTC" -t "/dev/shm" \ -r age1mrmfnwhtlprn4jquex0ukmwcm7y2nxlphuzgsgv8ew2k9mewy3rs8u7su5 \ @@ -295,124 +466,514 @@ showUsage() { -R ~/.config/bklog/recipients -w ".nmea" -b 300 -B "day" \ -o ~/Sync/Logs -l "location" \ -p "gpsbabel -i nmea -f - -o gpx -F - " ".gpx" \ - -p "gpsbabel -i nmea -f - -o kml -F - " ".gpx" + -p "gpsbabel -i nmea -f - -o kml -F - " ".kml" EOF } # Display information on how to use this script. showVersion() { yell "$scriptVersion" } # Display script version. -setTimeZoneEV(){ - # Desc: Set time zone environment variable TZ - # Usage: setTimeZoneEV arg1 - # Version 0.1.2 - # Input: arg1: 'date'-compatible timezone string (ex: "America/New_York") - # TZDIR env var (optional; default: "/usr/share/zoneinfo") - # Output: exports TZ - # exit code 0 on success - # exit code 1 on incorrect number of arguments - # exit code 2 if unable to validate arg1 - # Depends: yell(), printenv 8.30, bash 5.0.3 - # Tested on: Debian 10 - local tzDir returnState argTimeZone +timeDuration(){ + # Desc: Given seconds, output ISO-8601 duration string + # Ref/Attrib: ISO-8601:2004(E), §4.4.4.2 Representations of time intervals by duration and context information + # Note: "1 month" ("P1M") is assumed to be "30 days" (see ISO-8601:2004(E), §2.2.1.2) + # Usage: timeDuration [1:seconds] ([2:precision]) + # Version: 1.0.4 + # Input: arg1: seconds as base 10 integer >= 0 (ex: 3601) + # arg2: precision level (optional; default=2) + # Output: stdout: ISO-8601 duration string (ex: "P1H1S", "P2Y10M15DT10H30M20S") + # exit code 0: success + # exit code 1: error_input + # exit code 2: error_unknown + # Example: 'timeDuration 111111 3' yields 'P1DT6H51M' + # Depends: date 8, bash 5, yell, + local argSeconds argPrecision precision returnState remainder + local fullYears fullMonths fullDays fullHours fullMinutes fullSeconds + local hasYears hasMonths hasDays hasHours hasMinutes hasSeconds + local witherPrecision output + local displayYears displayMonths displayDays displayHours displayMinutes displaySeconds + + argSeconds="$1"; # read arg1 (seconds) + argPrecision="$2"; # read arg2 (precision) + precision=2; # set default precision - argTimeZone="$1" - if ! [[ $# -eq 1 ]]; then - yell "ERROR:Invalid argument count."; - return 1; - fi + # Check that between one and two arguments is supplied + if ! { [[ $# -ge 1 ]] && [[ $# -le 2 ]]; }; then + yell "ERROR:Invalid number of arguments:$# . Exiting."; + returnState="error_input"; fi - # Read TZDIR env var if available - if printenv TZDIR 1>/dev/null 2>&1; then - tzDir="$(printenv TZDIR)"; + # Check that argSeconds provided + if [[ $# -ge 1 ]]; then + ## Check that argSeconds is a positive integer + if [[ "$argSeconds" =~ ^[[:digit:]]+$ ]]; then + : + else + yell "ERROR:argSeconds not a digit."; + returnState="error_input"; + fi else - tzDir="/usr/share/zoneinfo"; + yell "ERROR:No argument provided. Exiting."; + exit 1; fi + + # Consider whether argPrecision was provided + if [[ $# -eq 2 ]]; then + # Check that argPrecision is a positive integer + if [[ "$argPrecision" =~ ^[[:digit:]]+$ ]] && [[ "$argPrecision" -gt 0 ]]; then + precision="$argPrecision"; + else + yell "ERROR:argPrecision not a positive integer. (is $argPrecision ). Leaving early."; + returnState="error_input"; + fi; + else + : + fi; - # Validate TZ string - if ! [[ -f "$tzDir"/"$argTimeZone" ]]; then - yell "ERROR:Invalid time zone argument."; - return 2; + remainder="$argSeconds" ; # seconds + ## Calculate full years Y, update remainder + fullYears=$(( remainder / (365*24*60*60) )); + remainder=$(( remainder - (fullYears*365*24*60*60) )); + ## Calculate full months M, update remainder + fullMonths=$(( remainder / (30*24*60*60) )); + remainder=$(( remainder - (fullMonths*30*24*60*60) )); + ## Calculate full days D, update remainder + fullDays=$(( remainder / (24*60*60) )); + remainder=$(( remainder - (fullDays*24*60*60) )); + ## Calculate full hours H, update remainder + fullHours=$(( remainder / (60*60) )); + remainder=$(( remainder - (fullHours*60*60) )); + ## Calculate full minutes M, update remainder + fullMinutes=$(( remainder / (60) )); + remainder=$(( remainder - (fullMinutes*60) )); + ## Calculate full seconds S, update remainder + fullSeconds=$(( remainder / (1) )); + remainder=$(( remainder - (remainder*1) )); + ## Check which fields filled + if [[ $fullYears -gt 0 ]]; then hasYears="true"; else hasYears="false"; fi + if [[ $fullMonths -gt 0 ]]; then hasMonths="true"; else hasMonths="false"; fi + if [[ $fullDays -gt 0 ]]; then hasDays="true"; else hasDays="false"; fi + if [[ $fullHours -gt 0 ]]; then hasHours="true"; else hasHours="false"; fi + if [[ $fullMinutes -gt 0 ]]; then hasMinutes="true"; else hasMinutes="false"; fi + if [[ $fullSeconds -gt 0 ]]; then hasSeconds="true"; else hasSeconds="false"; fi + + ## Determine which fields to display (see ISO-8601:2004 §4.4.3.2) + witherPrecision="false" + + ### Years + if $hasYears && [[ $precision -gt 0 ]]; then + displayYears="true"; + witherPrecision="true"; else - # Export ARG1 as TZ environment variable - TZ="$argTimeZone" && export TZ && returnState="true"; - fi + displayYears="false"; + fi; + if $witherPrecision; then ((precision--)); fi; + + ### Months + if $hasMonths && [[ $precision -gt 0 ]]; then + displayMonths="true"; + witherPrecision="true"; + else + displayMonths="false"; + fi; + if $witherPrecision && [[ $precision -gt 0 ]]; then + displayMonths="true"; + fi; + if $witherPrecision; then ((precision--)); fi; - # Determine function return code + ### Days + if $hasDays && [[ $precision -gt 0 ]]; then + displayDays="true"; + witherPrecision="true"; + else + displayDays="false"; + fi; + if $witherPrecision && [[ $precision -gt 0 ]]; then + displayDays="true"; + fi; + if $witherPrecision; then ((precision--)); fi; + + ### Hours + if $hasHours && [[ $precision -gt 0 ]]; then + displayHours="true"; + witherPrecision="true"; + else + displayHours="false"; + fi; + if $witherPrecision && [[ $precision -gt 0 ]]; then + displayHours="true"; + fi; + if $witherPrecision; then ((precision--)); fi; + + ### Minutes + if $hasMinutes && [[ $precision -gt 0 ]]; then + displayMinutes="true"; + witherPrecision="true"; + else + displayMinutes="false"; + fi; + if $witherPrecision && [[ $precision -gt 0 ]]; then + displayMinutes="true"; + fi; + if $witherPrecision; then ((precision--)); fi; + + ### Seconds + + if $hasSeconds && [[ $precision -gt 0 ]]; then + displaySeconds="true"; + witherPrecision="true"; + else + displaySeconds="false"; + fi; + if $witherPrecision && [[ $precision -gt 0 ]]; then + displaySeconds="true"; + fi; + if $witherPrecision; then ((precision--)); fi; + + ## Determine whether or not the "T" separator is needed to separate date and time elements + if ( $displayHours || $displayMinutes || $displaySeconds); then + displayDateTime="true"; else displayDateTime="false"; fi + + ## Construct duration output string + output="P" + if $displayYears; then + output=$output$fullYears"Y"; fi + if $displayMonths; then + output=$output$fullMonths"M"; fi + if $displayDays; then + output=$output$fullDays"D"; fi + if $displayDateTime; then + output=$output"T"; fi + if $displayHours; then + output=$output$fullHours"H"; fi + if $displayMinutes; then + output=$output$fullMinutes"M"; fi + if $displaySeconds; then + output=$output$fullSeconds"S"; fi + + ## Output duration string to stdout + echo "$output" && returnState="true"; + + #===Determine function return code=== if [ "$returnState" = "true" ]; then return 0; + elif [ "$returnState" = "error_input" ]; then + yell "ERROR:input"; + return 1; + else + yell "ERROR:Unknown"; + return 2; fi -} # Exports TZ environment variable -dateShort(){ - # Desc: Date without separators (YYYYmmdd) - # Usage: dateShort ([str date]) - # Version: 1.1.2 - # Input: arg1: 'date'-parsable timestamp string (optional) - # Output: stdout: date (ISO-8601, no separators) - # Depends: bash 5.0.3, date 8.30, yell() - local argTime timeCurrent timeInput dateCurrentShort - argTime="$1"; - # Get Current Time +} # Get duration (ex: PT10M4S ) +timeUntilNextDay(){ + # Desc: Report seconds until next day. + # Version: 1.0.2 + # Output: stdout: integer seconds until next day + # Output: exit code 0 if stdout > 0; 1 if stdout = 0; 2 if stdout < 0 + # Usage: timeUntilNextDay + # Usage: if ! myTTL="$(timeUntilNextDay)"; then yell "ERROR in if statement"; exit 1; fi + # Depends: date 8, echo 8, yell, try + + local returnState timeCurrent timeNextDay secondsUntilNextDay returnState timeCurrent="$(date --iso-8601=seconds)" ; # Produce `date`-parsable current timestamp with resolution of 1 second. - # Decide to parse current or supplied date - ## Check if time argument empty - if [[ -z "$argTime" ]]; then - ## T: Time argument empty, use current time - timeInput="$timeCurrent"; + timeNextDay="$(date -d "$timeCurrent next day" --iso-8601=date)"; # Produce timestamp of beginning of tomorrow with resolution of 1 second. + secondsUntilNextDay="$(( $(date +%s -d "$timeNextDay") - $(date +%s -d "$timeCurrent") ))" ; # Calculate seconds until closest future midnight (res. 1 second). + if [[ "$secondsUntilNextDay" -gt 0 ]]; then + returnState="true"; + elif [[ "$secondsUntilNextDay" -eq 0 ]]; then + returnState="warning_zero"; + yell "WARNING:Reported time until next day exactly zero."; + elif [[ "$secondsUntilNextDay" -lt 0 ]]; then + returnState="warning_negative"; + yell "WARNING:Reported time until next day is negative."; + fi + + try echo "$secondsUntilNextDay"; # Report + + # Determine function return code + if [[ "$returnState" = "true" ]]; then + return 0; + elif [[ "$returnState" = "warning_zero" ]]; then + return 1; + elif [[ "$returnState" = "warning_negative" ]]; then + return 2; + fi +} # Report seconds until next day +timeUntilNextHour(){ + # Desc: Report seconds until next hour + # Version 1.0.1 + # Output: stdout: integer seconds until next hour + # Output: exit code 0 if stdout > 0; 1 if stdout = 0; 2 if stdout < 0 + # Usage: timeUntilNextHour + # Usage: if ! myTTL="$(timeUntilNextHour)"; then yell "ERROR in if statement"; exit 1; fi + + local returnState timeCurrent timeNextHour secondsUntilNextHour + timeCurrent="$(date --iso-8601=seconds)"; # Produce `date`-parsable current timestamp with resolution of 1 second. + timeNextHour="$(date -d "$timeCurrent next hour" --iso-8601=hours)"; # Produce `date`-parsable current time stamp with resolution of 1 second. + secondsUntilNextHour="$(( $(date +%s -d "$timeNextHour") - $(date +%s -d "$timeCurrent") ))"; # Calculate seconds until next hour (res. 1 second). + if [[ "$secondsUntilNextHour" -gt 0 ]]; then + returnState="true"; + elif [[ "$secondsUntilNextHour" -eq 0 ]]; then + returnState="warning_zero"; + yell "WARNING:Reported time until next hour exactly zero."; + elif [[ "$secondsUntilNextHour" -lt 0 ]]; then + returnState="warning_negative"; + yell "WARNING:Reported time until next hour is negative."; + fi; + + try echo "$secondsUntilNextHour"; # Report + + # Determine function return code + if [[ "$returnState" = "true" ]]; then + return 0; + elif [[ "$returnState" = "warning_zero" ]]; then + return 1; + elif [[ "$returnState" = "warning_negative" ]]; then + return 2; + fi; +} # Report seconds until next hour +validateInput() { + # Desc: Validates Input + # Usage: validateInput [str input] [str input type] + # Version: 0.3.1 + # Input: arg1: string to validate + # arg2: string specifying input type (ex:"ssh_pubkey") + # Output: return code 0: if input string matched specified string type + # Depends: bash 5, yell() + + local fn argInput argType + + # Save function name + fn="${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 + + ## integer + if [[ "$argType" = "integer" ]]; then + if [[ "$argInput" =~ ^[[:digit:]]*$ ]]; then + return 0; fi; fi; + + ## time element (year, month, week, day, hour, minute, second) + if [[ "$argType" = "time_element" ]]; then + if [[ "$argInput" = "year" ]] || \ + [[ "$argInput" = "month" ]] || \ + [[ "$argInput" = "week" ]] || \ + [[ "$argInput" = "day" ]] || \ + [[ "$argInput" = "hour" ]] || \ + [[ "$argInput" = "minute" ]] || \ + [[ "$argInput" = "second" ]]; then + return 0; fi; fi; + + # Return error if no condition matched. + return 1; +} # Validates strings + +magicInitWorkingDir() { + # Desc: Determine temporary working directory from defaults or user input + # Usage: magicInitWorkingDir + # Input: vars: optionTmpDir, argTempDirPriority, dirTmpDefault + # Input: vars: scriptTimeStart + # Output: vars: dir_tmp + # Depends: bash 5.0.3, processArguments(), vbm(), yell() + # Parse '-t' option (user-specified temporary working dir) + ## Set dir_tmp_parent to user-specified value if specified + local dir_tmp_parent + + if [[ "$optionTmpDir" = "true" ]]; then + if [[ -d "$argTempDirPriority" ]]; then + dir_tmp_parent="$argTempDirPriority"; + else + yell "WARNING:Specified temporary working directory not valid:$argTempDirPriority"; + exit 1; # Exit since user requires a specific temp dir and it is not available. + fi; else - ## F: Time argument exists, validate time - if date --date="$argTime" 1>/dev/null 2>&1; then - ### T: Time argument is valid; use it - timeInput="$argTime"; + ## Set dir_tmp_parent to default or fallback otherwise + if [[ -d "$dirTmpDefault" ]]; then + dir_tmp_parent="$dirTmpDefault"; + elif [[ -d /tmp ]]; then + yell "WARNING:$dirTmpDefault not available. Falling back to /tmp ."; + dir_tmp_parent="/tmp"; + else + yell "ERROR:No valid working directory available. Exiting."; + exit 1; + fi; + fi; + ## Set dir_tmp using dir_tmp_parent and nonce (scriptTimeStart) + dir_tmp="$dir_tmp_parent"/"$scriptTimeStart""..bkgpslog" && vbm "DEBUG:Set dir_tmp to:$dir_tmp"; # Note: removed at end of main(). +} # Sets working dir +magicInitCheckTar() { + # Desc: Initializes or checks output tar + # input: vars: dirOut, bufferTTL, cmd_encrypt_suffix, cmd_compress_suffix + # input: vars: scriptHostname + # output: vars: pathout_tar + # depends: Bash 5.0.3, vbm(), dateShort(), checkMakeTar(), magicWriteVersion() + + # Form pathout_tar + pathout_tar="$dirOut"/"$(dateShort "$(date --date="$bufferTTL seconds ago" --iso-8601=seconds)")".."$scriptHostname""$label""$cmd_compress_suffix""$cmd_encrypt_suffix".tar && \ + vbm "STATUS:Set pathout_tar to:$pathout_tar"; + # Validate pathout_tar as tar. + checkMakeTar "$pathout_tar"; + ## Add VERSION file if checkMakeTar had to create a tar (exited 1) or replace one (exited 2) + vbm "exit status before magicWriteVersion:$?" + if [[ $? -eq 1 ]] || [[ $? -eq 2 ]]; then magicWriteVersion; fi +} # Initialize tar, set pathout_tar +magicParseCompressionArg() { + # Desc: Parses compression arguments specified by '-c' option + # Input: vars: optionCompress + # Output: cmd_compress, cmd_compress_suffix + # Depends: processArguments(), vbm(), checkapp(), gzip 1.9 + if [[ "$optionCompress" = "true" ]]; then # Check if compression option active + if checkapp gzip; then # Check if gzip available + 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 " && vbm "cmd_compress:$cmd_compress"; + cmd_compress_suffix="" && vbm "cmd_compress_suffix:$cmd_compress_suffix"; + vbm "DEBUG:Compression not enabled."; + fi +} # Form compression cmd string and filename suffix +magicParseCustomTTL() { + # Desc: Set user-specified TTLs for buffer and script + # Usage: magicParseCustomTTL + # Input: vars: argCustomBufferTTL (integer), argCustomScriptTTL_TE (string) + # Input: vars: optionCustomBufferTTL, optionCustomScriptTTL_TE + # Input: vars: bufferTTL (integer), scriptTTL_TE (string) + # Output: bufferTTL (integer), scriptTTL_TE (string) + # Depends: Bash 5.0.3, yell(), vbm(), validateInput(), showUsage() + + # React to '-b, --buffer-ttl' option + if [[ "$optionCustomBufferTTL" = "true" ]]; then + ## T: Check if argCustomBufferTTL is an integer + if validateInput "$argCustomBufferTTL" "integer"; then + ### T: argCustomBufferTTL is an integer + bufferTTL="$argCustomBufferTTL" && vbm "Custom bufferTTL from -b:$bufferTTL"; + else + ### F: argcustomBufferTTL is not an integer + yell "ERROR:Invalid integer argument for custom buffer time-to-live."; showUsage; exit 1; + fi; + ## F: do not change bufferTTL + fi; + + # React to '-B, --script-ttl' option + if [[ "$optionCustomScriptTTL_TE" = "true" ]]; then + ## T: Check if argCustomScriptTTL is a time element (ex: "day", "hour") + if validateInput "$argCustomScriptTTL_TE" "time_element"; then + ### T: argCustomScriptTTL is a time element + scriptTTL_TE="$argCustomScriptTTL_TE" && vbm "Custom scriptTTL_TE from -B:$scriptTTL_TE"; + else + ### F: argcustomScriptTTL is not a time element + yell "ERROR:Invalid time element argument for custom script time-to-live."; showUsage; exit 1; + fi; + ## F: do not change scriptTTL_TE + fi; +} # Sets custom script or buffer TTL if specified +magicParseLabel() { + # Desc: Parses -l option to set label + # In : optionLabel, argLabel + # Out: vars: label + # Depends: Bash 5.0.3, vbm(), yell() + + vbm "STATUS:Started magicParseLabel() function."; + # Do nothing if optionLabel not set to true. + if [[ ! "$optionLabel" = "true" ]]; then + vbm "STATUS:optionlabel not set to 'true'. Returning early."; + return; + fi; + # Set label if optionLabel is true + if [[ "$optionLabel" = "true" ]]; then + label="_""$argLabel"; + vbm "STATUS:Set label:$label"; + fi; + vbm "STATUS:Finished magicParseLabel() function."; +} # Set label used in output file name +magicParseProcessStrings() { + # Desc: Processes user-supplied process strings into process commands for appendFileTar(). + # Usage: magicParseProcessStrings + # In : vars: optionProcString optionNoStoreRaw optionStoreRaw argRawFileExt + # arry: argProcStrings, argProcFileExts + # Out: arry: procStrings, procFileExts + # Depends Bash 5.0.3, yell(), vbm() + local rawFileExt + + vbm "STATUS:Starting magicParseProcessStrings() function."; + vbm "var:optionProcString:$optionProcString"; + vbm "var:optionNoStoreRaw:$optionNoStoreRaw"; + vbm "var:optionStoreRaw:$optionStoreRaw"; + vbm "var:argRawFileExt:$argRawFileExt"; + vbm "ary:argProcStrings:${argProcStrings[*]}"; + vbm "ary:argProcFileExts:${argProcFileExts[*]}" + # Validate input + ## Validate argRawFileExt + if [[ "$argRawFileExt" =~ ^[.][[:alnum:]]*$ ]]; then + rawFileExt="$argRawFileExt"; + fi; + + # Add default stdin output file entries for procStrings, procFileExts + ## Check if user specified that no raw stdin be saved. + if [[ ! "$optionNoStoreRaw" = "true" ]]; then + ### T: --no-store-raw not set. Store raw. Append procStrings with cat. + #### Append procStrings array + procStrings+=("cat "); + #### Check if --store-raw set. + if [[ "$optionStoreRaw" = "true" ]]; then + ##### T: --store-raw set. Append procFileExts with user-specified file ext + procFileExts+=("$rawFileExt"); else - ### F: Time argument not valid; exit - yell "ERROR:Invalid time argument supplied. Exiting."; exit 1; + ##### F: --store-raw not set. Append procFileExts with default ".stdin" file ext + ###### Append procFileExts array + procFileExts+=(".stdin"); fi; + else + ### F: --no-store-raw set. Do not store raw. + #### Do not append procStrings or procFileExts arrays. + : fi; - # Construct and deliver separator-les date string - dateCurrentShort="$(date -d "$timeInput" +%Y%m%d)"; # Produce separator-less current date with resolution 1 day. - echo "$dateCurrentShort"; -} # Get YYYYmmdd -appendFileTar(){ - # Desc: Appends [processed] file to tar - # Usage: appendFileTar [file path] [name of file to be inserted] [tar path] [temp dir] ([process cmd]) - # Version: 2.0.1 - # 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: (optional) command string to process file (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" $HOME/archive.tar /tmp "gpg --decrypt" & - # Depends: bash 5.0.3, tar 1.30, cat 8.30, yell() - local fn fileName tarPath tmpDir - - # Save function name - fn="${FUNCNAME[0]}"; - #yell "DEBUG:STATUS:$fn:Started 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 tarPath="$3"; else yell "ERROR:$fn:Tar archive arg not a file:$3"; exit 1; fi - # Check temp dir arg - if ! [ -z "$4" ]; then tmpDir="$4"; else yell "ERROR:$fn:No temporary working dir set."; exit 1; fi - # Set command strings - if ! [ -z "$5" ]; then cmd1="$5"; else cmd1="cat "; fi # command string - - # Input command string - cmd0="cat \"\$1\""; - - # Write to temporary working dir - eval "$cmd0 | $cmd1" > "$tmpDir"/"$fileName"; - # Append to tar - try tar --append --directory="$tmpDir" --file="$tarPath" "$fileName"; - #yell "DEBUG:STATUS:$fn:Finished appendFileTar()." -} # Append [processed] file to Tar archive + # Do nothing more if optionProcString not set to true. + if [[ ! "$optionProcString" = "true" ]]; then + vbm "STATUS:optionProcString not set to 'true'. Returning early."; + return; fi; + # Validate input array indices + ## Make sure that argProcStrings and argProcFileExts have same index counts + if ! [[ "${#argProcStrings[@]}" -eq "${#argProcFileExts[@]}" ]]; then + yell "ERROR:Mismatch in number of elements in arrays argProcStrings and argProcFileExts:${#argProcStrings[@]} DNE ${#argProcFileExts[@]}"; + yell "argProcStrings:${argProcStrings[*]}"; yell "argProcFileExts:${argProcFileExts[*]}"; exit 1; fi; + ## Make sure that no array elements are blank + for element in "${argProcStrings[@]}"; do + if [[ -z "$element" ]]; then yell "ERROR:Empty process string specified. Exiting."; exit 1; fi; done + for element in "${argProcFileExts[@]}"; do + if [[ -z "$element" ]]; then yell "ERROR:Empty output file extension specified. Exiting."; exit 1; fi; done + ## Make sure that no process string starts with '-' (ex: if only one arg supplied after '-p' option) + for element in "${argProcStrings[@]}"; do + if [[ "$element" =~ ^[-][[:print:]]*$ ]] && [[ ! "$element" =~ ^[[:print:]]*$ ]]; then + yell "ERROR:Illegal character '-' at start of process string element:\"$element\""; + exit 1; fi; done; + vbm "STATUS:Quick check shows argProcStrings and argProcFileExts appear to have valid contents."; + procStrings=("${argProcStrings[@]}"); # Export process command strings + procFileExts=("${argProcFileExts[@]}"); # Export process command strings + vbm "STATUS:Finished magicParseProcessStrings() function."; +} # Validate and save process strings and file extensions to arrays procStrings, procFileExts magicParseRecipientArgs() { # Desc: Parses recipient arguments specified by '-r' option # Input: vars: optionEncrypt, optionRecipients @@ -506,92 +1067,6 @@ magicParseRecipientDir() { if [[ ! "$optionEncrypt" = "true" ]] && [[ "$optionRecDir" = "true" ]]; then yell "ERROR: \\'-R\\' is set but \\'-e\\' is not set."; fi; } # Update recPubKeysValid with argRecDir -magicParseCompressionArg() { - # Desc: Parses compression arguments specified by '-c' option - # Input: vars: optionCompress - # Output: cmd_compress, cmd_compress_suffix - # Depends: processArguments(), vbm(), checkapp(), gzip 1.9 - if [[ "$optionCompress" = "true" ]]; then # Check if compression option active - if checkapp gzip; then # Check if gzip available - 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 " && vbm "cmd_compress:$cmd_compress"; - cmd_compress_suffix="" && vbm "cmd_compress_suffix:$cmd_compress_suffix"; - vbm "DEBUG:Compression not enabled."; - fi -} # Form compression cmd string and filename suffix -magicInitWorkingDir() { - # Desc: Determine temporary working directory from defaults or user input - # Usage: magicInitWorkingDir - # Input: vars: optionTmpDir, argTempDirPriority, dirTmpDefault - # Input: vars: scriptTimeStart - # Output: vars: dir_tmp - # Depends: bash 5.0.3, processArguments(), vbm(), yell() - # Parse '-t' option (user-specified temporary working dir) - ## Set dir_tmp_parent to user-specified value if specified - local dir_tmp_parent - - if [[ "$optionTmpDir" = "true" ]]; then - if [[ -d "$argTempDirPriority" ]]; then - dir_tmp_parent="$argTempDirPriority"; - else - yell "WARNING:Specified temporary working directory not valid:$argTempDirPriority"; - exit 1; # Exit since user requires a specific temp dir and it is not available. - fi; - else - ## Set dir_tmp_parent to default or fallback otherwise - if [[ -d "$dirTmpDefault" ]]; then - dir_tmp_parent="$dirTmpDefault"; - elif [[ -d /tmp ]]; then - yell "WARNING:$dirTmpDefault not available. Falling back to /tmp ."; - dir_tmp_parent="/tmp"; - else - yell "ERROR:No valid working directory available. Exiting."; - exit 1; - fi; - fi; - ## Set dir_tmp using dir_tmp_parent and nonce (scriptTimeStart) - dir_tmp="$dir_tmp_parent"/"$scriptTimeStart""..bkgpslog" && vbm "DEBUG:Set dir_tmp to:$dir_tmp"; # Note: removed at end of main(). -} # Sets working dir -magicParseCustomTTL() { - # Desc: Set user-specified TTLs for buffer and script - # Usage: magicParseCustomTTL - # Input: vars: argCustomBufferTTL (integer), argCustomScriptTTL_TE (string) - # Input: vars: optionCustomBufferTTL, optionCustomScriptTTL_TE - # Input: vars: bufferTTL (integer), scriptTTL_TE (string) - # Output: bufferTTL (integer), scriptTTL_TE (string) - # Depends: Bash 5.0.3, yell(), vbm(), validateInput(), showUsage() - - # React to '-b, --buffer-ttl' option - if [[ "$optionCustomBufferTTL" = "true" ]]; then - ## T: Check if argCustomBufferTTL is an integer - if validateInput "$argCustomBufferTTL" "integer"; then - ### T: argCustomBufferTTL is an integer - bufferTTL="$argCustomBufferTTL" && vbm "Custom bufferTTL from -b:$bufferTTL"; - else - ### F: argcustomBufferTTL is not an integer - yell "ERROR:Invalid integer argument for custom buffer time-to-live."; showUsage; exit 1; - fi; - ## F: do not change bufferTTL - fi; - - # React to '-B, --script-ttl' option - if [[ "$optionCustomScriptTTL_TE" = "true" ]]; then - ## T: Check if argCustomScriptTTL is a time element (ex: "day", "hour") - if validateInput "$argCustomScriptTTL_TE" "time_element"; then - ### T: argCustomScriptTTL is a time element - scriptTTL_TE="$argCustomScriptTTL_TE" && vbm "Custom scriptTTL_TE from -B:$scriptTTL_TE"; - else - ### F: argcustomScriptTTL is not a time element - yell "ERROR:Invalid time element argument for custom script time-to-live."; showUsage; exit 1; - fi; - ## F: do not change scriptTTL_TE - fi; -} # Sets custom script or buffer TTL if specified magicSetScriptTTL() { #Desc: Sets script_TTL seconds from provided time_element string argument #Usage: magicSetScriptTTL [str time_element] @@ -623,22 +1098,6 @@ magicSetScriptTTL() { yell "ERROR:Invalid argument for setScriptTTL function:$argTimeElement"; exit 1; fi; } # Set scriptTTL in seconds until next (day|hour). -magicInitCheckTar() { - # Desc: Initializes or checks output tar - # input: vars: dirOut, bufferTTL, cmd_encrypt_suffix, cmd_compress_suffix - # input: vars: scriptHostname - # output: vars: pathout_tar - # depends: Bash 5.0.3, vbm(), dateShort(), checkMakeTar(), magicWriteVersion() - - # Form pathout_tar - pathout_tar="$dirOut"/"$(dateShort "$(date --date="$bufferTTL seconds ago" --iso-8601=seconds)")".."$scriptHostname""$label""$cmd_compress_suffix""$cmd_encrypt_suffix".tar && \ - vbm "STATUS:Set pathout_tar to:$pathout_tar"; - # Validate pathout_tar as tar. - checkMakeTar "$pathout_tar"; - ## Add VERSION file if checkMakeTar had to create a tar (exited 1) or replace one (exited 2) - vbm "exit status before magicWriteVersion:$?" - if [[ $? -eq 1 ]] || [[ $? -eq 2 ]]; then magicWriteVersion; fi -} # Initialize tar, set pathout_tar magicWriteVersion() { # Desc: Appends time-stamped VERSION to pathout_tar # Usage: magicWriteVersion @@ -672,86 +1131,6 @@ magicWriteVersion() { # Write contentVersion as file fileoutVersion and write-append to pathout_tar appendArgTar "$contentVersion" "$fileoutVersion" "$pathout_tar" "$dir_tmp"; } # write version data to pathout_tar via appendArgTar() -magicParseProcessStrings() { - # Desc: Processes user-supplied process strings into process commands for appendFileTar(). - # Usage: magicParseProcessStrings - # In : vars: optionProcString optionNoStoreRaw optionStoreRaw argRawFileExt - # arry: argProcStrings, argProcFileExts - # Out: arry: procStrings, procFileExts - # Depends Bash 5.0.3, yell(), vbm() - local rawFileExt - - vbm "STATUS:Starting magicParseProcessStrings() function."; - # Validate input - ## Validate argRawFileExt - if [[ "$argRawFileExt" =~ ^[.][[:alnum:]]*$ ]]; then - rawFileExt="$argRawFileExt"; - fi; - - # Add default stdin output file entries for procStrings, procFileExts - ## Check if user specified that no raw stdin be saved. - if [[ ! "$optionNoStoreRaw" = "true" ]]; then - ### T: --no-store-raw not set. Store raw. Append procStrings with cat. - #### Append procStrings array - procStrings+=("cat "); - #### Check if --store-raw set. - if [[ "$optionStoreRaw" = "true" ]]; then - ##### T: --store-raw set. Append procFileExts with user-specified file ext - procFileExts+=("$rawFileExt"); - else - ##### F: --store-raw not set. Append procFileExts with default ".stdin" file ext - ###### Append procFileExts array - procFileExts+=(".stdin"); - fi; - else - ### F: --no-store-raw set. Do not store raw. - #### Do not append procStrings or procFileExts arrays. - : - fi; - - # Do nothing more if optionProcString not set to true. - if [[ ! "$optionProcString" = "true" ]]; then - vbm "STATUS:optionProcString not set to 'true'. Returning early."; - return; fi; - # Validate input array indices - ## Make sure that argProcStrings and argProcFileExts have same index counts - if ! [[ "${#argProcStrings[@]}" -eq "${#argProcFileExts[@]}" ]]; then - yell "ERROR:Mismatch in number of elements in arrays argProcStrings and argProcFileExts:${#argProcStrings[@]} DNE ${#argProcFileExts[@]}"; - yell "argProcStrings:${argProcStrings[*]}"; yell "argProcFileExts:${argProcFileExts[*]}"; exit 1; fi; - ## Make sure that no array elements are blank - for element in "${argProcStrings[@]}"; do - if [[ -z "$element" ]]; then yell "ERROR:Empty process string specified. Exiting."; exit 1; fi; done - for element in "${argProcFileExts[@]}"; do - if [[ -z "$element" ]]; then yell "ERROR:Empty output file extension specified. Exiting."; exit 1; fi; done - ## Make sure that no process string starts with '-' (ex: if only one arg supplied after '-p' option) - for element in "${argProcStrings[@]}"; do - if [[ ! "$element" =~ ^[-][[:print:]]*$ ]] && [[ "$element" =~ ^[[:print:]]*$ ]]; then - yell "ERROR:Illegal character '-' at start of process string element. Option syntax error?"; - exit 1; fi; done; - vbm "STATUS:Quick check shows argProcStrings and argProcFileExts appear to have valid contents."; - procStrings=("${argProcStrings[@]}"); # Export process command strings - procFileExts=("${argProcFileExts[@]}"); # Export process command strings - vbm "STATUS:Finished magicParseProcessStrings() function."; -} # Validate and save process strings and file extensions to arrays procStrings, procFileExts -magicParseLabel() { - # Desc: Parses -l option to set label - # In : optionLabel, argLabel - # Out: vars: label - # Depends: Bash 5.0.3, vbm(), yell() - - vbm "STATUS:Started magicParseLabel() function."; - # Do nothing if optionLabel not set to true. - if [[ ! "$optionLabel" = "true" ]]; then - vbm "STATUS:optionlabel not set to 'true'. Returning early."; - return; - fi; - # Set label if optionLabel is true - if [[ "$optionLabel" = "true" ]]; then - label="_""$argLabel"; - vbm "STATUS:Set label:$label"; - fi; - vbm "STATUS:Finished magicParseLabel() function."; -} magicProcessWriteBuffer() { # Desc: process and write buffer # In : vars: bufferTTL bufferTTL_STR scriptHostname label dir_tmp SECONDS @@ -817,6 +1196,7 @@ magicProcessWriteBuffer() { vbm "DEBUG:STATUS:$fn:Finished magicProcessWriteBuffer()."; } # Process and Write buffer + main() { # Process arguments processArguments "$@"; @@ -835,8 +1215,6 @@ main() { magicParseProcessStrings; # Sets arrays: procStrings, procFileExts ## React to "-l" (output file label) option magicParseLabel; # sets label (ex: "_location") - ## React to "-w" (how to name raw stdin file) option - magicParseStoreRaw; # sets raw_suffix # Perform secondary setup operations ## Set script lifespan (scriptTTL from scriptTTL_TE) @@ -857,15 +1235,10 @@ main() { bufferRound=0; while [[ $SECONDS -lt "scriptTTL" ]]; do bufferTOD="$((SECONDS + bufferTTL))"; # Set buffer round time-of-death - lineCount=0; # Debug counter # Consume stdin to fill buffer until buffer time-of-death (TOD) arrives while read -r -t "$bufferTTL" line && [[ $SECONDS -lt "$bufferTOD" ]]; do # Append line to buffer array buffer+=("$line"); - echo "DEBUG:Processing line:$lineCount"; - echo "DEBUG:Current line :$line"; - echo "DEBUG:buf elem count :${#buffer[@]}"; - ((lineCount++)); done; # Create dir_tmp if missing if ! [[ -d "$dir_tmp" ]]; then yell "ERROR:dir_tmp existence failure:$dir_tmp"; try mkdir "$dir_tmp" && vbm "DEBUG:Working dir recreated dir_tmp:$dir_tmp"; fi