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0answers
26 views

How to compare file sizes in two directories?

I have copied some files to an SFTP-only server. I want to verify that all the files arrived intact. Since the server is SFTP-only, I cannot run e.g., an MD5sum on the remote host. I have the server ...
0
votes
1answer
179 views

apt-get update: How to check for GPG errors when using scripts?

When running. sudo apt-get update For example something like this could happen. W: GPG error: http://deb.torproject.org wheezy Release: The following signatures were invalid: KEYEXPIRED 1409325681 ...
3
votes
2answers
98 views

Identify lines that are out of order

I have a process that generates output mostly in lexicographically sorted order according to a (timestamp) field, but occasionally the lines will be output in the wrong order: 2014-08-14 ...
2
votes
1answer
97 views

How to verify a file automatically over sftp?

I am trying to create a cron job to perform backup of a server over the internet using sftp. But before the actual backup is performed, I would like to verify that the server is connecting to the ...
1
vote
2answers
298 views

Extract TAR to SD-Card and verify contents afterwards

We currently extract a TAR archive to a SD-Card like this tar xf ${ROOT}/rootfs.tar -C /cynox/${DRIVE}/${TARGET} As a side note: The rootfs.tar contains files for an embedded Linux system. Some of ...
1
vote
1answer
237 views

postfix configuration to verify all recipients

I have a mail server that should receive all mails, even if no user is existing. my big problem is the: Postfix Address Verification like mentioned here: ...
1
vote
1answer
414 views

postfix: save all incoming Mails in MySQL DB and have all addresses Verified for big servers

I am new to all that server based stuff. New to Postfix and new to Ubuntu. I have an Ubuntu v-server with Postfix, PHP and MySQL installed. Also I have an own domain. So far, I managed to receive any ...
2
votes
1answer
253 views

How to figure out GRUB2's menu output

I have just updated a remote machine which is running Ubuntu Server 12.04. I have only access through SSH and now it's asking for a reboot. I'm guessing a new kernel was installed. I need to make it ...
0
votes
1answer
127 views

Cent OS 6.3 Hidden files in shell

I need help, I want to be able to check whether a file is hidden or not in Cent OS 6.3. These are often referred to as (dot) files but I can clearly see Cent OS 6.3 handling these by appending a ...
22
votes
3answers
13k views

Does rsync verify files copied between two local drives?

I want to make a fresh new copy of a large number of files from one local drive to another. I've read that rsync does a checksum comparison of files when sending them to a remote machine over a ...
9
votes
4answers
4k views

Is there MD5 (or similar) to a folder? How to verify if two folders are equal?

I'd like to find an md5sum (or similar calculation) of a folder without compressing it into an archive. For example, if in the folder MyFolder we have the files 1.txt, 2.txt and 3.txt, containing: ...
1
vote
3answers
157 views

Tool to remove all non-package files on a system

If you want to keep for example a build or server system clean, it is very useful to be able to check that all files are present and accounted for by the package metadata. At work we have a very nice ...