X-Git-Url: https://zdv2.bktei.com/gitweb/BK-2020-03.git/blobdiff_plain/849106f7246e47bc077d7f3b8228cec717a8e63d..26f0533782d8c57fb95b8df4f55057edcbf17703:/unitproc/bktemp-appendArgTar diff --git a/unitproc/bktemp-appendArgTar b/unitproc/bktemp-appendArgTar deleted file mode 100644 index eadf648..0000000 --- a/unitproc/bktemp-appendArgTar +++ /dev/null @@ -1,77 +0,0 @@ -#!/bin/bash - -# Desc: Template function to write data supplied as argument - -yell() { echo "$0: $*" >&2; } # Yell, Die, Try Three-Fingered Claw technique; # Ref/Attrib: https://stackoverflow.com/a/25515370 -die() { yell "$*"; exit 111; } -try() { "$@" || die "cannot $*"; } -appendArgTar(){ - # Desc: Writes first argument to temporary file with arguments as options, then appends file to tar - # Usage: appendArgTar "$(echo "Data to be written.")" [name of file to be inserted] [tar path] [temp dir] ([cmd1] [cmd2] [cmd3] [cmd4]...) - # Version: 1.0.6 - # 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" $HOME/archive.tar /tmp "gpg --decrypt" & - # Depends: bash 5, tar 1, yell() - # Ref/Attrib: Using 'eval' to construct command strings https://askubuntu.com/a/476533 - - local fn fileName tarPath tmpDir cmd0 cmd1 cmd2 cmd3 cmd4 - - # Save function name - fn="${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 tarPath="$3"; else yell "ERROR:$fn:Tar archive arg not a file."; 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 1 - if ! [ -z "$6" ]; then cmd2="$6"; else cmd2="cat "; fi # command string 2 - if ! [ -z "$7" ]; then cmd3="$7"; else cmd3="cat "; fi # command string 3 - if ! [ -z "$8" ]; then cmd4="$8"; else cmd4="cat "; fi # command string 4 - - # Input command - cmd0="echo \"\$1\"" - - # # Debug - # yell "DEBUG:STATUS:$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:tarPath:$tarPath" - # yell "DEBUG:STATUS:$fn:tmpDir:$tmpDir" - - # Write to temporary working dir - eval "$cmd0 | $cmd1 | $cmd2 | $cmd3 | $cmd4" > "$tmpDir"/"$fileName"; - - # Append to tar - try tar --append --directory="$tmpDir" --file="$tarPath" "$fileName"; - #yell "DEBUG:STATUS:$fn:Finished appendArgTar()." -} # Append Bash var to file appended to Tar archive - -#==BEGIN sample code== -myTar="/tmp/$(date +%s).tar"; -myTmpDir="/dev/shm" -try tar --create --file="$myTar" --files-from=/dev/null ; -myVar="how are you doing?" -appendArgTar "$myVar" "$(date +%s)..LOUD_insidetar" "$myTar" "$myTmpDir" "tee /tmp/$(date +%s)..outsidetar " "tr '[:lower:]' '[:upper:]'" && \ - echo "Created $myTar using $myTmpDir as temp working dir." -#==END sample code== - -# Author: Steven Baltakatei Sandoval -# License: GPLv3+