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Top Forums Shell Programming and Scripting Making a script to copy files not seen before (using md5sum) Post 302849075 by nbsparks on Friday 30th of August 2013 08:30:54 PM
Old 08-30-2013
OK. Here is a simpler view of directory (I hope) so all know what files are where:
Code:
nick@server ~$ cd ~
nick@server ~$ ls -R
.:
copy2.sh  test1  test1.md5  test2

./test1:
testfile1.jpg

./test2:
nick@server ~$ cd /hd1/home/nick
nick@server ~$ ls -R
.:
copy2.sh  test1  test1.md5  test2

./test1:
testfile1.jpg

./test2:

So you can see that my home directory is actually /hd1/home/nick
Inside my home folder there are two directories: test1, and test2
The "test1" folder has file in it.
The "test2" folder is empty.
I have a "test1.md5" file in my home directory that is empty (created with "touch test1.md5" command as one of my troubleshooting attempts).

And I made the modification (Adding set -x) to the copy2.sh
Code:
nick@server ~$ cat copy2.sh
#!/bin/bash
set -x

# The source directory where the photo folder on the phone is mirrored to
SRC=/hd1/home/nick/test1

# The destination directory where we want to copy only new photos we have copied before
DST=/hd1/home/nick/test2

# The MD5 list file that tracks which files we have copied before
MD5=/hd1/home/nick/test1.md5

# Check files against the MD5 list and then copy if not previously copied
# Then add the md5 for that file to the MD5 list
for f in $SRC/*
do
  FMD5=md5sum $f
  grep -q $FMD5 $MD5
  if [[ $? -ne 0 ]]; then
    cp $SRC/$f $DST
    md5sum $f >> $MD5
  fi
done

And here is the new output.
Code:
nick@server ~$ ./copy2.sh
+ SRC=/hd1/home/nick/test1
+ DST=/hd1/home/nick/test2
+ MD5=/hd1/home/nick/test1.md5
+ for f in '$SRC/*'
+ FMD5=md5sum
+ /hd1/home/nick/test1/testfile1.jpg
./copy2.sh: line 17: /hd1/home/nick/test1/testfile1.jpg: Permission denied
+ grep -q /hd1/home/nick/test1.md5
^C
nick@server ~$

It stops there and I have to CTRL+C to stop it and get back to prompt.

Oh and the copy.sh vs copy2.sh issue, I don't know. Perhaps that was an errant keystroke on the delete key from me when typing up my post. Can't reproduce that.
 

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bup-restore(1)						      General Commands Manual						    bup-restore(1)

NAME
bup-restore - extract files from a backup set SYNOPSIS
bup restore [--outdir=outdir] [-v] [-q] DESCRIPTION
bup restore extracts files from a backup set (created with bup-save(1)) to the local filesystem. The specified paths are of the form /branch/revision/path/to/file. The components of the path are as follows: branch the name of the backup set to restore from; this corresponds to the --name (-n) option to bup save. revision the revision of the backup set to restore. The revision latest is always the most recent backup on the given branch. You can dis- cover other revisions using bup ls /branch. /path/to/file the original absolute filesystem path to the file you want to restore. For example, /etc/passwd. Note: if the /path/to/file is a directory, bup restore will restore that directory as well as recursively restoring all its contents. If /path/to/file is a directory ending in a slash (ie. /path/to/dir/), bup restore will restore the children of that directory directly to the current directory (or the --outdir). If the directory does not end in a slash, the children will be restored to a subdirectory of the current directory. See the EXAMPLES section to see how this works. OPTIONS
-C, --outdir=outdir create and change to directory outdir before extracting the files. -v, --verbose increase log output. Given once, prints every directory as it is restored; given twice, prints every file and directory. -q, --quiet don't show the progress meter. Normally, is stderr is a tty, a progress display is printed that shows the total number of files restored. EXAMPLE
Create a simple test backup set: $ bup index -u /etc $ bup save -n mybackup /etc/passwd /etc/profile Restore just one file: $ bup restore /mybackup/latest/etc/passwd Restoring: 1, done. $ ls -l passwd -rw-r--r-- 1 apenwarr apenwarr 1478 2010-09-08 03:06 passwd Restore the whole directory (no trailing slash): $ bup restore -C test1 /mybackup/latest/etc Restoring: 3, done. $ find test1 test1 test1/etc test1/etc/passwd test1/etc/profile Restore the whole directory (trailing slash): $ bup restore -C test2 /mybackup/latest/etc/ Restoring: 2, done. $ find test2 test2 test2/passwd test2/profile SEE ALSO
bup-save(1), bup-ftp(1), bup-fuse(1), bup-web(1) BUP
Part of the bup(1) suite. AUTHORS
Avery Pennarun <apenwarr@gmail.com>. Bup unknown- bup-restore(1)
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