All Questions
111
questions
46
votes
7
answers
138k
views
How to automatically run commands on SSH login?
Whenever I login to my Linux server I'd like to have several commands run automatically (set some variables, change location, etc.)
This needs to be done on user login, not on system start.
How can ...
- 867
36
votes
6
answers
80k
views
To use ssh-id-copy do you need both id_rsa.pub and id_rsa?
I am trying to setup a second access ssh key for a friend. He sent me his id_rsa.pub.
ssh-copy-id -i id_rsa.pub [email protected]
/usr/local/bin/ssh-copy-id: ERROR: failed to open ID file './...
user269023
33
votes
5
answers
140k
views
Where to find SSH Login log files on centos
I have shared a .pem file with few a developers and now something went wrong on the server. I would like to track logins in a log so that I can see who (IP) made changes and when (if even possible) ...
- 433
31
votes
3
answers
32k
views
sshfs is failing with "remote host has disconnected"
I'm running sshfs with the following:
sshfs [email protected]:/var/www/myapp /home/basicuser/code -o sftp_server="/usr/bin/sudo /usr/libexec/openssh/sftp-server"
I have also created RSA keys ...
- 642
15
votes
2
answers
92k
views
How can I set an environment variable permanently in CentOS?
I used a following commmand in SSH terminal on my server:
export LD_LIBRARY_PATH=/lib:/usr/lib:/usr/local/lib
and it works fine: my program finds all libraries at this point (if I launch it from my ...
- 251
13
votes
1
answer
43k
views
SSH: "no such identity"
I'm having a very peculiar problem getting SSH to work on my Linux box. I have a passwordless git user identified by an OpenSSH key. If I attempt to ssh into it from either the same or a different ...
- 241
6
votes
2
answers
8k
views
Delete duplicate files with rsync
Here is the thing ,
I have a folder on my server with 50 GB size and its' containing over 60000 file. I used rsync to transfer it to a mirror server and almost half of file has been transferred.Now i ...
- 173
6
votes
1
answer
5k
views
How to setup password-less ssh between two vagrant machines?
I have set up a enviroment of two machines in vagrant where I used the following CentOS image: http://developer.nrel.gov/downloads/vagrant-boxes/CentOS-6.4-x86_64-v20130427.box
Lets call the two ...
- 181
3
votes
2
answers
8k
views
Fast way to check disk usage in linux?
I want to find out the disk usage of /home however it's too slow, I get timeout sometimes (SSH) because it has lots of files. I am using du -sh /home and I was wondering if there's a faster way?
- 5,533
3
votes
2
answers
131
views
Add ssh key file for linux server - Key generated, then what?
I want to build a CentOS7 server by myself.
Now I already followed the steps mentioned in this link: https://www.digitalocean.com/community/tutorials/initial-server-setup-with-centos-7, which ...
- 33
3
votes
1
answer
246
views
What's the CentOS equivalent of ssh-keygen -E?
The ssh client is asking me if the fingerprint of a new server is okay. This fingerprint is sha256.
The ssh server can tell me its fingerprint with
ssh-keygen -l -f /etc/ssh/ssh_host_ecdsa_key
...
- 2,228
2
votes
2
answers
768
views
Split large files into files with .001 .002 (and so on) extension in CentOS via Terminal
How to split large files into parts with .001 .002 (and so on) extension in CentOS via SSH Terminal (using Putty)?
For example, if I have a large file - LargeFile.iso, then how can I be able to split ...
- 143
2
votes
2
answers
382
views
ArchLinux Virtual Machine can only be logged in through SSH after logging in through virt-manager
I installed two ArchLinux virtual machines on my CentOS server with virt-manager on KVM. The ip addresses are 192.168.1.138 and 192.168.1.183. After installation, I installed OpenSSH and copied the ...
- 73
2
votes
1
answer
2k
views
Centos Sftp Ssh - How always create files with rwx-rwx-r-x and always owned by a certain group
I have a user myuser, which is only allowed to connect to ssh via sftp. I'd like this user to always create files with rwx-rwx-r-x and always owned by the group apache. I've tried to accomplish the ...
- 117
2
votes
2
answers
2k
views
SSH Using Wrong ID
I am trying to establish password-less ssh to myself on a CentOS6 system. I go through the following steps:
ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa
cat ~/.ssh/id_dsa.pub >> ~/.ssh/...
- 125