<p align="center">
  <br/>
  <img src="https://img.shields.io/badge/uses-ssh-blue.svg?style=flat-square"/>
  <img src="https://img.shields.io/badge/license-gpl--3-brightgreen.svg?style=flat-square"/>
  <img src="https://img.shields.io/badge/status-stable-ff69b4.svg?style=flat-square"/>
  <a href="https://github.com/vaporup/CISS">
   <img src="https://img.shields.io/badge/supports-CISS-blueviolet.svg?style=flat-square"/>
  </a>
  <img src="https://img.shields.io/badge/implementation-bash / perl-red.svg?style=flat-square"/>
</p>

## ssh-ping
Check if host is reachable using ssh_config

  * Outputs **Reply from** when server is reachable but login failed
  * Outputs **Pong from** when server is reachable and login was successful

  ~~~~
  $ ssh-ping -c 3 kim

  SSHPING kim
  Reply from kim: ssh_seq=1 time=109 ms
  Reply from kim: ssh_seq=2 time=136 ms
  Reply from kim: ssh_seq=3 time=141 ms

  --- kim ping statistics ---
  3 requests transmitted, 3 requests received, 0% request loss
  ~~~~

## ssh-version
Shows version of the SSH server you are connecting to

  ~~~~
  $ ssh-version kim

  Remote protocol version 2.0, remote software version OpenSSH_7.2p2 Ubuntu-4ubuntu2.6
  ~~~~

## ssh-diff
Diff a file over SSH

  ~~~~
  $ ssh-diff /etc/hosts kim

  Comparing kim:/etc/hosts (<) with /etc/hosts (>)

  1,2c1,2
  < 127.0.0.1 localhost
  < 127.0.1.1 kim
  ---
  > 127.0.0.1 localhost
  > 127.0.1.1 blinky
  ~~~~

## ssh-facts
Get some facts about the remote system

  ~~~~
  $ ssh-facts kim

  OS=ubuntu
  OS_VERSION=16.04
  UPTIME=7 days, 22 hours, 25 minutes
  LAST_REBOOT=Dec 20 19:34:27 2018
  CPU_CORES=2
  CPU_SOCKETS=2
  HOSTNAME=kim
  KERNEL_NAME=Linux
  MACHINE=x86_64
  MACHINE_TYPE=virtual_by_kvm
  MEMORY=4045996
  INIT=systemd
  LSB_CODENAME=xenial
  LSB_DESCRIPTION=Ubuntu 16.04.5 LTS
  LSB_ID=Ubuntu
  LSB_RELEASE=16.04
  ~~~~


## ssh-hostkeys
Prints server host keys in several formats

  ~~~~
   $ ssh-hostkeys kim

    (ECDSA)   256     MD5 3d:8e:49:6e:40:34:c6:e4:c8:5f:60:d9:ad:bf:1f:b9
    (ECDSA)   256  SHA256 txYpmPENBWolKBaA5EkCM/y1Hm2DP81jtABFrWUBf/c
  (ED25519)   256     MD5 a8:93:71:f9:13:d0:32:02:c0:e5:1e:f6:b9:db:8c:b0
  (ED25519)   256  SHA256 JZMLzNS2ifdGYv2SrqDodz7+/qaRCTBPukaCnMQqbX8
      (RSA)  2048     MD5 8b:37:63:cd:58:fd:9c:18:93:08:3a:4c:84:64:87:91
      (RSA)  2048  SHA256 WkOzD8BaeljejgTTAwECkByyb4kHdI0pnJB2/gcS1Lk
  ~~~~


## ssh-keyinfo
Prints keys in several formats

  ~~~~
   $ ssh-keyinfo ~/.ssh/*.pub

  (RSA)  2048     MD5 40:52:aa:14:a5:9a:fe:b5:96:c0:d2:dc:99:f1:a5:77    /home/vaporup/.ssh/id_rsa.pub
  (RSA)  2048  SHA256 V4F6ipY4gG83sQGM0eRk0+g1RWE9K4asDUj1jFpCa48        /home/vaporup/.ssh/id_rsa.pub
  ~~~~

## ssh-certinfo
Shows validity and information of SSH certificates

  ~~~~
  $ ssh-certinfo ~/.ssh/*.pub

  /home/vaporup/.ssh/id_rsa-cert.pub    SSH_CERT_VALID      forever             ->  forever
  /home/vaporup/.ssh/test1-cert.pub     SSH_CERT_INVALID    2038-01-19T04:14:07 ->  2038-01-19T04:14:07
  /home/vaporup/.ssh/test2-cert.pub     SSH_CERT_EXPIRED    1988-11-14T13:36:40 ->  1991-08-11T14:36:40


  $ ssh-certinfo -v ~/.ssh/*.pub

  /home/vaporup/.ssh/id_rsa-cert.pub:
          Type: ssh-rsa-cert-v01@openssh.com user certificate
          Public key: RSA-CERT SHA256:Mm7o312345YEaWetVshTBslX48h0XJceLWzxx3RugDg
          Signing CA: RSA SHA256:4fcOpOm/Xk12345mYnihk0cr6SdjghPgONxriMJex+A
          Key ID: "vaporup"
          Serial: 0
          Valid: forever
          Principals: (none)
          Critical Options: (none)
          Extensions:
                  permit-X11-forwarding
                  permit-agent-forwarding
                  permit-port-forwarding
                  permit-pty
                  permit-user-rc
  ~~~~

## ssh-force-password
Enforces password authentication (as long as the server allows it).  
It became quite annoying googling the SSH options for this every time.  
e.g. used to skip key-based login for password testing.

  ~~~~
  $ ssh-force-password kim

  vaporup@kim's password:
  ~~~~

# Packages

[![Packaging status](https://repology.org/badge/vertical-allrepos/ssh-tools.svg)](https://repology.org/project/ssh-tools/versions)
